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authorIngo Molnar <mingo@elte.hu>2008-10-15 13:46:29 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-15 13:46:29 +0200
commitb2aaf8f74cdc84a9182f6cabf198b7763bcb9d40 (patch)
tree53ccb1c2c14751fe69cf93102e76e97021f6df07 /sound/oss
parent4f962d4d65923d7b722192e729840cfb79af0a5a (diff)
parent278429cff8809958d25415ba0ed32b59866ab1a8 (diff)
Merge branch 'linus' into stackprotector
Conflicts: arch/x86/kernel/Makefile include/asm-x86/pda.h
Diffstat (limited to 'sound/oss')
-rw-r--r--sound/oss/Kconfig121
-rw-r--r--sound/oss/Makefile4
-rw-r--r--sound/oss/ac97_codec.c2
-rw-r--r--sound/oss/aedsp16.c8
-rw-r--r--sound/oss/dmasound/Kconfig1
-rw-r--r--sound/oss/dmasound/dmasound_core.c7
-rw-r--r--sound/oss/dmasound/dmasound_paula.c2
-rw-r--r--sound/oss/dmasound/dmasound_q40.c2
-rw-r--r--sound/oss/hal2.c1558
-rw-r--r--sound/oss/hal2.h248
-rw-r--r--sound/oss/mpu401.c2
-rw-r--r--sound/oss/msnd.c2
-rw-r--r--sound/oss/msnd.h2
-rw-r--r--sound/oss/msnd_classic.h2
-rw-r--r--sound/oss/msnd_pinnacle.c5
-rw-r--r--sound/oss/msnd_pinnacle.h2
-rw-r--r--sound/oss/soundcard.c14
-rw-r--r--sound/oss/trident.c4654
-rw-r--r--sound/oss/trident.h358
-rw-r--r--sound/oss/vidc.c2
-rw-r--r--sound/oss/vidc_fill.S2
-rw-r--r--sound/oss/vwsnd.c2
-rw-r--r--sound/oss/waveartist.c2
23 files changed, 35 insertions, 6967 deletions
diff --git a/sound/oss/Kconfig b/sound/oss/Kconfig
index 3be2dc1025b5..1ca7427c4b6d 100644
--- a/sound/oss/Kconfig
+++ b/sound/oss/Kconfig
@@ -7,7 +7,7 @@
config SOUND_BCM_CS4297A
tristate "Crystal Sound CS4297a (for Swarm)"
- depends on SOUND_PRIME && SIBYTE_SWARM
+ depends on SIBYTE_SWARM
help
The BCM91250A has a Crystal CS4297a on synchronous serial
port B (in addition to the DB-9 serial port). Say Y or M
@@ -17,69 +17,20 @@ config SOUND_BCM_CS4297A
config SOUND_VWSND
tristate "SGI Visual Workstation Sound"
- depends on SOUND_PRIME && X86_VISWS
+ depends on X86_VISWS
help
Say Y or M if you have an SGI Visual Workstation and you want to be
able to use its on-board audio. Read
<file:Documentation/sound/oss/vwsnd> for more info on this driver's
capabilities.
-config SOUND_HAL2
- tristate "SGI HAL2 sound (EXPERIMENTAL)"
- depends on SOUND_PRIME && SGI_IP22 && EXPERIMENTAL
- help
- Say Y or M if you have an SGI Indy or Indigo2 system and want to be able to
- use its on-board A2 audio system.
-
config SOUND_AU1550_AC97
tristate "Au1550/Au1200 AC97 Sound"
- select SND_AC97_CODEC
- depends on SOUND_PRIME && (SOC_AU1550 || SOC_AU1200)
-
-config SOUND_TRIDENT
- tristate "Trident 4DWave DX/NX, SiS 7018 or ALi 5451 PCI Audio Core"
- depends on SOUND_PRIME && PCI
- ---help---
- Say Y or M if you have a PCI sound card utilizing the Trident
- 4DWave-DX/NX chipset or your mother board chipset has SiS 7018
- or ALi 5451 built-in. The SiS 7018 PCI Audio Core is embedded
- in SiS960 Super South Bridge and SiS540/630 Single Chipset.
- The ALi 5451 PCI Audio Core is embedded in ALi M1535, M1535D,
- M1535+ or M1535D+ South Bridge.
-
- Use lspci -n to find out if your sound card or chipset uses
- Trident 4DWave or SiS 7018. PCI ID 1023:2000 or 1023:2001 stands
- for Trident 4Dwave. PCI ID 1039:7018 stands for SiS7018. PCI ID
- 10B9:5451 stands for ALi5451.
-
- This driver supports S/PDIF in/out (record/playback) for ALi 5451
- embedded in ALi M1535+ and M1535D+. Note that they aren't all
- enabled by default; you can enable them by saying Y to "/proc file
- system support" and "Sysctl support", and after the /proc file
- system has been mounted, executing the command
-
- command what is enabled
-
- echo 0>/proc/ALi5451 pcm out is also set to S/PDIF out. (Default).
-
- echo 1>/proc/ALi5451 use S/PDIF out to output pcm data.
-
- echo 2>/proc/ALi5451 use S/PDIF out to output non-pcm data.
- (AC3...).
-
- echo 3>/proc/ALi5451 record from Ac97 in(MIC, Line in...).
- (Default).
-
- echo 4>/proc/ALi5451 no matter Ac97 settings, record from S/PDIF
- in.
-
-
- This driver differs slightly from OSS/Free, so PLEASE READ the
- comments at the top of <file:sound/oss/trident.c>.
+ depends on SOC_AU1550 || SOC_AU1200
config SOUND_MSNDCLAS
tristate "Support for Turtle Beach MultiSound Classic, Tahiti, Monterey"
- depends on SOUND_PRIME && (m || !STANDALONE) && ISA
+ depends on (m || !STANDALONE) && ISA
help
Say M here if you have a Turtle Beach MultiSound Classic, Tahiti or
Monterey (not for the Pinnacle or Fiji).
@@ -143,7 +94,7 @@ config MSNDCLAS_IO
config SOUND_MSNDPIN
tristate "Support for Turtle Beach MultiSound Pinnacle, Fiji"
- depends on SOUND_PRIME && (m || !STANDALONE) && ISA
+ depends on (m || !STANDALONE) && ISA
help
Say M here if you have a Turtle Beach MultiSound Pinnacle or Fiji.
See <file:Documentation/sound/oss/MultiSound> for important information
@@ -229,7 +180,7 @@ config MSNDPIN_NONPNP
configure the card's resources.
comment "MSND Pinnacle DSP section will be configured to above parameters."
- depends on SOUND_PRIME && SOUND_MSNDPIN=y && MSNDPIN_NONPNP
+ depends on SOUND_MSNDPIN=y && MSNDPIN_NONPNP
config MSNDPIN_CFG
hex "MSND Pinnacle config port 250,260,270"
@@ -242,7 +193,7 @@ config MSNDPIN_CFG
Mode".
comment "Pinnacle-specific Device Configuration (0 disables)"
- depends on SOUND_PRIME && SOUND_MSNDPIN=y && MSNDPIN_NONPNP
+ depends on SOUND_MSNDPIN=y && MSNDPIN_NONPNP
config MSNDPIN_MPU_IO
hex "MSND Pinnacle MPU I/O (e.g. 330)"
@@ -294,7 +245,7 @@ config MSNDPIN_JOYSTICK_IO
config MSND_FIFOSIZE
int "MSND buffer size (kB)"
- depends on SOUND_PRIME && (SOUND_MSNDPIN=y || SOUND_MSNDCLAS=y)
+ depends on SOUND_MSNDPIN=y || SOUND_MSNDCLAS=y
default "128"
help
Configures the size of each audio buffer, in kilobytes, for
@@ -302,9 +253,9 @@ config MSND_FIFOSIZE
and Pinnacle). Larger values reduce the chance of data overruns at
the expense of overall latency. If unsure, use the default.
-config SOUND_OSS
+menuconfig SOUND_OSS
tristate "OSS sound modules"
- depends on SOUND_PRIME && ISA_DMA_API && VIRT_TO_BUS
+ depends on ISA_DMA_API && VIRT_TO_BUS
help
OSS is the Open Sound System suite of sound card drivers. They make
sound programming easier since they provide a common API. Say Y or
@@ -312,16 +263,16 @@ config SOUND_OSS
driver for your sound card above, then pick your driver from the
list below.
+if SOUND_OSS
+
config SOUND_TRACEINIT
bool "Verbose initialisation"
- depends on SOUND_OSS
help
Verbose soundcard initialization -- affects the format of autoprobe
and initialization messages at boot time.
config SOUND_DMAP
bool "Persistent DMA buffers"
- depends on SOUND_OSS
---help---
Linux can often have problems allocating DMA buffers for ISA sound
cards on machines with more than 16MB of RAM. This is because ISA
@@ -338,8 +289,6 @@ config SOUND_DMAP
config SOUND_SSCAPE
tristate "Ensoniq SoundScape support"
- depends on SOUND_OSS
- depends on VIRT_TO_BUS
help
Answer Y if you have a sound card based on the Ensoniq SoundScape
chipset. Such cards are being manufactured at least by Ensoniq, Spea
@@ -352,13 +301,11 @@ config SOUND_SSCAPE
config SOUND_VMIDI
tristate "Loopback MIDI device support"
- depends on SOUND_OSS
help
Support for MIDI loopback on port 1 or 2.
config SOUND_TRIX
tristate "MediaTrix AudioTrix Pro support"
- depends on SOUND_OSS
help
Answer Y if you have the AudioTriX Pro sound card manufactured
by MediaTrix.
@@ -382,7 +329,6 @@ config TRIX_BOOT_FILE
config SOUND_MSS
tristate "Microsoft Sound System support"
- depends on SOUND_OSS
---help---
Again think carefully before answering Y to this question. It's
safe to answer Y if you have the original Windows Sound System card
@@ -414,7 +360,6 @@ config SOUND_MSS
config SOUND_MPU401
tristate "MPU-401 support (NOT for SB16)"
- depends on SOUND_OSS
---help---
Be careful with this question. The MPU401 interface is supported by
all sound cards. However, some natively supported cards have their
@@ -430,7 +375,6 @@ config SOUND_MPU401
config SOUND_PAS
tristate "ProAudioSpectrum 16 support"
- depends on SOUND_OSS
---help---
Answer Y only if you have a Pro Audio Spectrum 16, ProAudio Studio
16 or Logitech SoundMan 16 sound card. Answer N if you have some
@@ -452,7 +396,6 @@ config PAS_JOYSTICK
config SOUND_PSS
tristate "PSS (AD1848, ADSP-2115, ESC614) support"
- depends on SOUND_OSS
help
Answer Y or M if you have an Orchid SW32, Cardinal DSP16, Beethoven
ADSP-16 or some other card based on the PSS chipset (AD1848 codec +
@@ -495,7 +438,6 @@ config PSS_BOOT_FILE
config SOUND_SB
tristate "100% Sound Blaster compatibles (SB16/32/64, ESS, Jazz16) support"
- depends on SOUND_OSS
---help---
Answer Y if you have an original Sound Blaster card made by Creative
Labs or a 100% hardware compatible clone (like the Thunderboard or
@@ -522,7 +464,6 @@ config SOUND_SB
config SOUND_YM3812
tristate "Yamaha FM synthesizer (YM3812/OPL-3) support"
- depends on SOUND_OSS
---help---
Answer Y if your card has a FM chip made by Yamaha (OPL2/OPL3/OPL4).
Answering Y is usually a safe and recommended choice, however some
@@ -538,7 +479,6 @@ config SOUND_YM3812
config SOUND_UART6850
tristate "6850 UART support"
- depends on SOUND_OSS
help
This option enables support for MIDI interfaces based on the 6850
UART chip. This interface is rarely found on sound cards. It's safe
@@ -549,7 +489,6 @@ config SOUND_UART6850
config SOUND_AEDSP16
tristate "Gallant Audio Cards (SC-6000 and SC-6600 based)"
- depends on SOUND_OSS
---help---
Answer Y if you have a Gallant's Audio Excel DSP 16 card. This
driver supports Audio Excel DSP 16 but not the III nor PnP versions
@@ -600,44 +539,16 @@ config SC6600_CDROMBASE
Base I/O port address for the CD-ROM interface of the Audio Excel
DSP 16 card.
-choice
- prompt "Audio Excel DSP 16"
- optional
- depends on SOUND_AEDSP16
-
-config AEDSP16_MSS
- bool "MSS emulation"
- depends on SOUND_MSS
- help
- Answer Y if you want your audio card to emulate Microsoft Sound
- System. You should then say Y to "Microsoft Sound System support"
- and say N to "Audio Excel DSP 16 (SBPro emulation)".
-
-config AEDSP16_SBPRO
- bool "SBPro emulation"
- depends on SOUND_SB
- help
- Answer Y if you want your audio card to emulate Sound Blaster Pro.
- You should then say Y to "100% Sound Blaster compatibles
- (SB16/32/64, ESS, Jazz16) support" and N to "Audio Excel DSP 16 (MSS
- emulation)".
-
- If you compile the driver into the kernel, you have to add
- "aedsp16=<io>,<irq>,<dma>,<mssio>,<mpuio>,<mouirq>" to the kernel
- command line.
-
-endchoice
-
config SOUND_VIDC
tristate "VIDC 16-bit sound"
- depends on ARM && (ARCH_ACORN || ARCH_CLPS7500) && SOUND_OSS
+ depends on ARM && (ARCH_ACORN || ARCH_CLPS7500)
help
16-bit support for the VIDC onboard sound hardware found on Acorn
machines.
config SOUND_WAVEARTIST
tristate "Netwinder WaveArtist"
- depends on ARM && SOUND_OSS && ARCH_NETWINDER
+ depends on ARM && ARCH_NETWINDER
help
Say Y here to include support for the Rockwell WaveArtist sound
system. This driver is mainly for the NetWinder.
@@ -646,9 +557,11 @@ config SOUND_KAHLUA
tristate "XpressAudio Sound Blaster emulation"
depends on SOUND_SB
+endif # SOUND_OSS
+
config SOUND_SH_DAC_AUDIO
tristate "SuperH DAC audio support"
- depends on SOUND_PRIME && CPU_SH3
+ depends on CPU_SH3
config SOUND_SH_DAC_AUDIO_CHANNEL
int "DAC channel"
diff --git a/sound/oss/Makefile b/sound/oss/Makefile
index 1f86299fae40..e0ae4d4d6a5c 100644
--- a/sound/oss/Makefile
+++ b/sound/oss/Makefile
@@ -10,7 +10,6 @@ obj-$(CONFIG_SOUND_OSS) += sound.o
# Please leave it as is, cause the link order is significant !
obj-$(CONFIG_SOUND_SH_DAC_AUDIO) += sh_dac_audio.o
-obj-$(CONFIG_SOUND_HAL2) += hal2.o
obj-$(CONFIG_SOUND_AEDSP16) += aedsp16.o
obj-$(CONFIG_SOUND_PSS) += pss.o ad1848.o mpu401.o
obj-$(CONFIG_SOUND_TRIX) += trix.o ad1848.o sb_lib.o uart401.o
@@ -29,11 +28,8 @@ obj-$(CONFIG_SOUND_MSNDCLAS) += msnd.o msnd_classic.o
obj-$(CONFIG_SOUND_MSNDPIN) += msnd.o msnd_pinnacle.o
obj-$(CONFIG_SOUND_VWSND) += vwsnd.o
obj-$(CONFIG_SOUND_AU1550_AC97) += au1550_ac97.o ac97_codec.o
-obj-$(CONFIG_SOUND_TRIDENT) += trident.o ac97_codec.o
obj-$(CONFIG_SOUND_BCM_CS4297A) += swarm_cs4297a.o
-obj-$(CONFIG_SOUND_WM97XX) += ac97_plugin_wm97xx.o
-
obj-$(CONFIG_DMASOUND) += dmasound/
# Declare multi-part drivers.
diff --git a/sound/oss/ac97_codec.c b/sound/oss/ac97_codec.c
index b63839e8f9bd..456a1b4d7832 100644
--- a/sound/oss/ac97_codec.c
+++ b/sound/oss/ac97_codec.c
@@ -30,7 +30,7 @@
**************************************************************************
*
* History
- * May 02, 2003 Liam Girdwood <liam.girdwood@wolfsonmicro.com>
+ * May 02, 2003 Liam Girdwood <lrg@slimlogic.co.uk>
* Removed non existant WM9700
* Added support for WM9705, WM9708, WM9709, WM9710, WM9711
* WM9712 and WM9717
diff --git a/sound/oss/aedsp16.c b/sound/oss/aedsp16.c
index 51e1fde62e8d..a0274f3dac08 100644
--- a/sound/oss/aedsp16.c
+++ b/sound/oss/aedsp16.c
@@ -29,14 +29,6 @@
#include "sound_config.h"
/*
- * Sanity checks
- */
-
-#if defined(CONFIG_SOUND_AEDSP16_SBPRO) && defined(CONFIG_SOUND_AEDSP16_MSS)
-#error You have to enable only one of the MSS and SBPRO emulations.
-#endif
-
-/*
READ THIS
diff --git a/sound/oss/dmasound/Kconfig b/sound/oss/dmasound/Kconfig
index 3eb782720e58..f456574a964d 100644
--- a/sound/oss/dmasound/Kconfig
+++ b/sound/oss/dmasound/Kconfig
@@ -42,3 +42,4 @@ config DMASOUND_Q40
config DMASOUND
tristate
+ select SOUND_OSS_CORE
diff --git a/sound/oss/dmasound/dmasound_core.c b/sound/oss/dmasound/dmasound_core.c
index a003c0ea9303..95fc5c681755 100644
--- a/sound/oss/dmasound/dmasound_core.c
+++ b/sound/oss/dmasound/dmasound_core.c
@@ -211,10 +211,6 @@ static int state_unit = -1;
static int irq_installed;
#endif /* MODULE */
-/* software implemented recording volume! */
-uint software_input_volume = SW_INPUT_VOLUME_SCALE * SW_INPUT_VOLUME_DEFAULT;
-EXPORT_SYMBOL(software_input_volume);
-
/* control over who can modify resources shared between play/record */
static mode_t shared_resource_owner;
static int shared_resources_initialised;
@@ -1188,7 +1184,7 @@ static struct {
/* publish this function for use by low-level code, if required */
-char *get_afmt_string(int afmt)
+static char *get_afmt_string(int afmt)
{
switch(afmt) {
case AFMT_MU_LAW:
@@ -1551,4 +1547,3 @@ EXPORT_SYMBOL(dmasound_catchRadius);
EXPORT_SYMBOL(dmasound_ulaw2dma8);
EXPORT_SYMBOL(dmasound_alaw2dma8);
#endif
-EXPORT_SYMBOL(get_afmt_string) ;
diff --git a/sound/oss/dmasound/dmasound_paula.c b/sound/oss/dmasound/dmasound_paula.c
index 202e8103dc4d..06e9e88e4c05 100644
--- a/sound/oss/dmasound/dmasound_paula.c
+++ b/sound/oss/dmasound/dmasound_paula.c
@@ -710,7 +710,7 @@ static MACHINE machAmiga = {
/*** Config & Setup **********************************************************/
-int __init dmasound_paula_init(void)
+static int __init dmasound_paula_init(void)
{
int err;
diff --git a/sound/oss/dmasound/dmasound_q40.c b/sound/oss/dmasound/dmasound_q40.c
index b3379dd7ca5e..1855b14d90c3 100644
--- a/sound/oss/dmasound/dmasound_q40.c
+++ b/sound/oss/dmasound/dmasound_q40.c
@@ -611,7 +611,7 @@ static MACHINE machQ40 = {
/*** Config & Setup **********************************************************/
-int __init dmasound_q40_init(void)
+static int __init dmasound_q40_init(void)
{
if (MACH_IS_Q40) {
dmasound.mach = machQ40;
diff --git a/sound/oss/hal2.c b/sound/oss/hal2.c
deleted file mode 100644
index a94b9df489dc..000000000000
--- a/sound/oss/hal2.c
+++ /dev/null
@@ -1,1558 +0,0 @@
-/*
- * Driver for A2 audio system used in SGI machines
- * Copyright (c) 2001, 2002, 2003 Ladislav Michl <ladis@linux-mips.org>
- *
- * Based on Ulf Carlsson's code.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Supported devices:
- * /dev/dsp standard dsp device, (mostly) OSS compatible
- * /dev/mixer standard mixer device, (mostly) OSS compatible
- *
- */
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/poll.h>
-#include <linux/interrupt.h>
-#include <linux/dma-mapping.h>
-#include <linux/sound.h>
-#include <linux/soundcard.h>
-#include <linux/mutex.h>
-
-
-#include <asm/io.h>
-#include <asm/sgi/hpc3.h>
-#include <asm/sgi/ip22.h>
-
-#include "hal2.h"
-
-#if 0
-#define DEBUG(args...) printk(args)
-#else
-#define DEBUG(args...)
-#endif
-
-#if 0
-#define DEBUG_MIX(args...) printk(args)
-#else
-#define DEBUG_MIX(args...)
-#endif
-
-/*
- * Before touching these look how it works. It is a bit unusual I know,
- * but it helps to keep things simple. This driver is considered complete
- * and I won't add any new features although hardware has many cool
- * capabilities.
- * (Historical note: HAL2 driver was first written by Ulf Carlsson - ALSA
- * 0.3 running with 2.2.x kernel. Then ALSA changed completely and it
- * seemed easier to me to write OSS driver from scratch - this one. Now
- * when ALSA is official part of 2.6 kernel it's time to write ALSA driver
- * using (hopefully) final version of ALSA interface)
- */
-#define H2_BLOCK_SIZE 1024
-#define H2_ADC_BUFSIZE 8192
-#define H2_DAC_BUFSIZE 16834
-
-struct hal2_pbus {
- struct hpc3_pbus_dmacregs *pbus;
- int pbusnr;
- unsigned int ctrl; /* Current state of pbus->pbdma_ctrl */
-};
-
-struct hal2_desc {
- struct hpc_dma_desc desc;
- u32 cnt; /* don't touch, it is also padding */
-};
-
-struct hal2_codec {
- unsigned char *buffer;
- struct hal2_desc *desc;
- int desc_count;
- int tail, head; /* tail index, head index */
- struct hal2_pbus pbus;
- unsigned int format; /* Audio data format */
- int voices; /* mono/stereo */
- unsigned int sample_rate;
- unsigned int master; /* Master frequency */
- unsigned short mod; /* MOD value */
- unsigned short inc; /* INC value */
-
- wait_queue_head_t dma_wait;
- spinlock_t lock;
- struct mutex sem;
-
- int usecount; /* recording and playback are
- * independent */
-};
-
-#define H2_MIX_OUTPUT_ATT 0
-#define H2_MIX_INPUT_GAIN 1
-#define H2_MIXERS 2
-struct hal2_mixer {
- int modcnt;
- unsigned int master;
- unsigned int volume[H2_MIXERS];
-};
-
-struct hal2_card {
- int dev_dsp; /* audio device */
- int dev_mixer; /* mixer device */
- int dev_midi; /* midi device */
-
- struct hal2_ctl_regs *ctl_regs; /* HAL2 ctl registers */
- struct hal2_aes_regs *aes_regs; /* HAL2 aes registers */
- struct hal2_vol_regs *vol_regs; /* HAL2 vol registers */
- struct hal2_syn_regs *syn_regs; /* HAL2 syn registers */
-
- struct hal2_codec dac;
- struct hal2_codec adc;
- struct hal2_mixer mixer;
-};
-
-#define H2_INDIRECT_WAIT(regs) while (regs->isr & H2_ISR_TSTATUS);
-
-#define H2_READ_ADDR(addr) (addr | (1<<7))
-#define H2_WRITE_ADDR(addr) (addr)
-
-static char *hal2str = "HAL2";
-
-/*
- * I doubt anyone has a machine with two HAL2 cards. It's possible to
- * have two HPC's, so it is probably possible to have two HAL2 cards.
- * Try to deal with it, but note that it is not tested.
- */
-#define MAXCARDS 2
-static struct hal2_card* hal2_card[MAXCARDS];
-
-static const struct {
- unsigned char idx:4, avail:1;
-} mixtable[SOUND_MIXER_NRDEVICES] = {
- [SOUND_MIXER_PCM] = { H2_MIX_OUTPUT_ATT, 1 }, /* voice */
- [SOUND_MIXER_MIC] = { H2_MIX_INPUT_GAIN, 1 }, /* mic */
-};
-
-#define H2_SUPPORTED_FORMATS (AFMT_S16_LE | AFMT_S16_BE)
-
-static inline void hal2_isr_write(struct hal2_card *hal2, u16 val)
-{
- hal2->ctl_regs->isr = val;
-}
-
-static inline u16 hal2_isr_look(struct hal2_card *hal2)
-{
- return hal2->ctl_regs->isr;
-}
-
-static inline u16 hal2_rev_look(struct hal2_card *hal2)
-{
- return hal2->ctl_regs->rev;
-}
-
-#ifdef HAL2_DUMP_REGS
-static u16 hal2_i_look16(struct hal2_card *hal2, u16 addr)
-{
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->iar = H2_READ_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
- return regs->idr0;
-}
-#endif
-
-static u32 hal2_i_look32(struct hal2_card *hal2, u16 addr)
-{
- u32 ret;
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->iar = H2_READ_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
- ret = regs->idr0 & 0xffff;
- regs->iar = H2_READ_ADDR(addr | 0x1);
- H2_INDIRECT_WAIT(regs);
- ret |= (regs->idr0 & 0xffff) << 16;
- return ret;
-}
-
-static void hal2_i_write16(struct hal2_card *hal2, u16 addr, u16 val)
-{
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->idr0 = val;
- regs->idr1 = 0;
- regs->idr2 = 0;
- regs->idr3 = 0;
- regs->iar = H2_WRITE_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
-}
-
-static void hal2_i_write32(struct hal2_card *hal2, u16 addr, u32 val)
-{
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->idr0 = val & 0xffff;
- regs->idr1 = val >> 16;
- regs->idr2 = 0;
- regs->idr3 = 0;
- regs->iar = H2_WRITE_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
-}
-
-static void hal2_i_setbit16(struct hal2_card *hal2, u16 addr, u16 bit)
-{
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->iar = H2_READ_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
- regs->idr0 = (regs->idr0 & 0xffff) | bit;
- regs->idr1 = 0;
- regs->idr2 = 0;
- regs->idr3 = 0;
- regs->iar = H2_WRITE_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
-}
-
-static void hal2_i_setbit32(struct hal2_card *hal2, u16 addr, u32 bit)
-{
- u32 tmp;
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->iar = H2_READ_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
- tmp = (regs->idr0 & 0xffff) | (regs->idr1 << 16) | bit;
- regs->idr0 = tmp & 0xffff;
- regs->idr1 = tmp >> 16;
- regs->idr2 = 0;
- regs->idr3 = 0;
- regs->iar = H2_WRITE_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
-}
-
-static void hal2_i_clearbit16(struct hal2_card *hal2, u16 addr, u16 bit)
-{
- struct hal2_ctl_regs *regs = hal2->ctl_regs;
-
- regs->iar = H2_READ_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
- regs->idr0 = (regs->idr0 & 0xffff) & ~bit;
- regs->idr1 = 0;
- regs->idr2 = 0;
- regs->idr3 = 0;
- regs->iar = H2_WRITE_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
-}
-
-#if 0
-static void hal2_i_clearbit32(struct hal2_card *hal2, u16 addr, u32 bit)
-{
- u32 tmp;
- hal2_ctl_regs_t *regs = hal2->ctl_regs;
-
- regs->iar = H2_READ_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
- tmp = ((regs->idr0 & 0xffff) | (regs->idr1 << 16)) & ~bit;
- regs->idr0 = tmp & 0xffff;
- regs->idr1 = tmp >> 16;
- regs->idr2 = 0;
- regs->idr3 = 0;
- regs->iar = H2_WRITE_ADDR(addr);
- H2_INDIRECT_WAIT(regs);
-}
-#endif
-
-#ifdef HAL2_DUMP_REGS
-static void hal2_dump_regs(struct hal2_card *hal2)
-{
- DEBUG("isr: %08hx ", hal2_isr_look(hal2));
- DEBUG("rev: %08hx\n", hal2_rev_look(hal2));
- DEBUG("relay: %04hx\n", hal2_i_look16(hal2, H2I_RELAY_C));
- DEBUG("port en: %04hx ", hal2_i_look16(hal2, H2I_DMA_PORT_EN));
- DEBUG("dma end: %04hx ", hal2_i_look16(hal2, H2I_DMA_END));
- DEBUG("dma drv: %04hx\n", hal2_i_look16(hal2, H2I_DMA_DRV));
- DEBUG("syn ctl: %04hx ", hal2_i_look16(hal2, H2I_SYNTH_C));
- DEBUG("aesrx ctl: %04hx ", hal2_i_look16(hal2, H2I_AESRX_C));
- DEBUG("aestx ctl: %04hx ", hal2_i_look16(hal2, H2I_AESTX_C));
- DEBUG("dac ctl1: %04hx ", hal2_i_look16(hal2, H2I_ADC_C1));
- DEBUG("dac ctl2: %08x ", hal2_i_look32(hal2, H2I_ADC_C2));
- DEBUG("adc ctl1: %04hx ", hal2_i_look16(hal2, H2I_DAC_C1));
- DEBUG("adc ctl2: %08x ", hal2_i_look32(hal2, H2I_DAC_C2));
- DEBUG("syn map: %04hx\n", hal2_i_look16(hal2, H2I_SYNTH_MAP_C));
- DEBUG("bres1 ctl1: %04hx ", hal2_i_look16(hal2, H2I_BRES1_C1));
- DEBUG("bres1 ctl2: %04x ", hal2_i_look32(hal2, H2I_BRES1_C2));
- DEBUG("bres2 ctl1: %04hx ", hal2_i_look16(hal2, H2I_BRES2_C1));
- DEBUG("bres2 ctl2: %04x ", hal2_i_look32(hal2, H2I_BRES2_C2));
- DEBUG("bres3 ctl1: %04hx ", hal2_i_look16(hal2, H2I_BRES3_C1));
- DEBUG("bres3 ctl2: %04x\n", hal2_i_look32(hal2, H2I_BRES3_C2));
-}
-#endif
-
-static struct hal2_card* hal2_dsp_find_card(int minor)
-{
- int i;
-
- for (i = 0; i < MAXCARDS; i++)
- if (hal2_card[i] != NULL && hal2_card[i]->dev_dsp == minor)
- return hal2_card[i];
- return NULL;
-}
-
-static struct hal2_card* hal2_mixer_find_card(int minor)
-{
- int i;
-
- for (i = 0; i < MAXCARDS; i++)
- if (hal2_card[i] != NULL && hal2_card[i]->dev_mixer == minor)
- return hal2_card[i];
- return NULL;
-}
-
-static void hal2_inc_head(struct hal2_codec *codec)
-{
- codec->head++;
- if (codec->head == codec->desc_count)
- codec->head = 0;
-}
-
-static void hal2_inc_tail(struct hal2_codec *codec)
-{
- codec->tail++;
- if (codec->tail == codec->desc_count)
- codec->tail = 0;
-}
-
-static void hal2_dac_interrupt(struct hal2_codec *dac)
-{
- int running;
-
- spin_lock(&dac->lock);
- /* if tail buffer contains zero samples DMA stream was already
- * stopped */
- running = dac->desc[dac->tail].cnt;
- dac->desc[dac->tail].cnt = 0;
- dac->desc[dac->tail].desc.cntinfo = HPCDMA_XIE | HPCDMA_EOX;
- /* we just proccessed empty buffer, don't update tail pointer */
- if (running)
- hal2_inc_tail(dac);
- spin_unlock(&dac->lock);
-
- wake_up(&dac->dma_wait);
-}
-
-static void hal2_adc_interrupt(struct hal2_codec *adc)
-{
- int running;
-
- spin_lock(&adc->lock);
- /* if head buffer contains nonzero samples DMA stream was already
- * stopped */
- running = !adc->desc[adc->head].cnt;
- adc->desc[adc->head].cnt = H2_BLOCK_SIZE;
- adc->desc[adc->head].desc.cntinfo = HPCDMA_XIE | HPCDMA_EOR;
- /* we just proccessed empty buffer, don't update head pointer */
- if (running)
- hal2_inc_head(adc);
- spin_unlock(&adc->lock);
-
- wake_up(&adc->dma_wait);
-}
-
-static irqreturn_t hal2_interrupt(int irq, void *dev_id)
-{
- struct hal2_card *hal2 = dev_id;
- irqreturn_t ret = IRQ_NONE;
-
- /* decide what caused this interrupt */
- if (hal2->dac.pbus.pbus->pbdma_ctrl & HPC3_PDMACTRL_INT) {
- hal2_dac_interrupt(&hal2->dac);
- ret = IRQ_HANDLED;
- }
- if (hal2->adc.pbus.pbus->pbdma_ctrl & HPC3_PDMACTRL_INT) {
- hal2_adc_interrupt(&hal2->adc);
- ret = IRQ_HANDLED;
- }
- return ret;
-}
-
-static int hal2_compute_rate(struct hal2_codec *codec, unsigned int rate)
-{
- unsigned short mod;
-
- DEBUG("rate: %d\n", rate);
-
- if (rate < 4000) rate = 4000;
- else if (rate > 48000) rate = 48000;
-
- if (44100 % rate < 48000 % rate) {
- mod = 4 * 44100 / rate;
- codec->master = 44100;
- } else {
- mod = 4 * 48000 / rate;
- codec->master = 48000;
- }
-
- codec->inc = 4;
- codec->mod = mod;
- rate = 4 * codec->master / mod;
-
- DEBUG("real_rate: %d\n", rate);
-
- return rate;
-}
-
-static void hal2_set_dac_rate(struct hal2_card *hal2)
-{
- unsigned int master = hal2->dac.master;
- int inc = hal2->dac.inc;
- int mod = hal2->dac.mod;
-
- DEBUG("master: %d inc: %d mod: %d\n", master, inc, mod);
-
- hal2_i_write16(hal2, H2I_BRES1_C1, (master == 44100) ? 1 : 0);
- hal2_i_write32(hal2, H2I_BRES1_C2, ((0xffff & (inc - mod - 1)) << 16) | inc);
-}
-
-static void hal2_set_adc_rate(struct hal2_card *hal2)
-{
- unsigned int master = hal2->adc.master;
- int inc = hal2->adc.inc;
- int mod = hal2->adc.mod;
-
- DEBUG("master: %d inc: %d mod: %d\n", master, inc, mod);
-
- hal2_i_write16(hal2, H2I_BRES2_C1, (master == 44100) ? 1 : 0);
- hal2_i_write32(hal2, H2I_BRES2_C2, ((0xffff & (inc - mod - 1)) << 16) | inc);
-}
-
-static void hal2_setup_dac(struct hal2_card *hal2)
-{
- unsigned int fifobeg, fifoend, highwater, sample_size;
- struct hal2_pbus *pbus = &hal2->dac.pbus;
-
- DEBUG("hal2_setup_dac\n");
-
- /* Now we set up some PBUS information. The PBUS needs information about
- * what portion of the fifo it will use. If it's receiving or
- * transmitting, and finally whether the stream is little endian or big
- * endian. The information is written later, on the start call.
- */
- sample_size = 2 * hal2->dac.voices;
- /* Fifo should be set to hold exactly four samples. Highwater mark
- * should be set to two samples. */
- highwater = (sample_size * 2) >> 1; /* halfwords */
- fifobeg = 0; /* playback is first */
- fifoend = (sample_size * 4) >> 3; /* doublewords */
- pbus->ctrl = HPC3_PDMACTRL_RT | HPC3_PDMACTRL_LD |
- (highwater << 8) | (fifobeg << 16) | (fifoend << 24) |
- (hal2->dac.format & AFMT_S16_LE ? HPC3_PDMACTRL_SEL : 0);
- /* We disable everything before we do anything at all */
- pbus->pbus->pbdma_ctrl = HPC3_PDMACTRL_LD;
- hal2_i_clearbit16(hal2, H2I_DMA_PORT_EN, H2I_DMA_PORT_EN_CODECTX);
- /* Setup the HAL2 for playback */
- hal2_set_dac_rate(hal2);
- /* Set endianess */
- if (hal2->dac.format & AFMT_S16_LE)
- hal2_i_setbit16(hal2, H2I_DMA_END, H2I_DMA_END_CODECTX);
- else
- hal2_i_clearbit16(hal2, H2I_DMA_END, H2I_DMA_END_CODECTX);
- /* Set DMA bus */
- hal2_i_setbit16(hal2, H2I_DMA_DRV, (1 << pbus->pbusnr));
- /* We are using 1st Bresenham clock generator for playback */
- hal2_i_write16(hal2, H2I_DAC_C1, (pbus->pbusnr << H2I_C1_DMA_SHIFT)
- | (1 << H2I_C1_CLKID_SHIFT)
- | (hal2->dac.voices << H2I_C1_DATAT_SHIFT));
-}
-
-static void hal2_setup_adc(struct hal2_card *hal2)
-{
- unsigned int fifobeg, fifoend, highwater, sample_size;
- struct hal2_pbus *pbus = &hal2->adc.pbus;
-
- DEBUG("hal2_setup_adc\n");
-
- sample_size = 2 * hal2->adc.voices;
- highwater = (sample_size * 2) >> 1; /* halfwords */
- fifobeg = (4 * 4) >> 3; /* record is second */
- fifoend = (4 * 4 + sample_size * 4) >> 3; /* doublewords */
- pbus->ctrl = HPC3_PDMACTRL_RT | HPC3_PDMACTRL_RCV | HPC3_PDMACTRL_LD |
- (highwater << 8) | (fifobeg << 16) | (fifoend << 24) |
- (hal2->adc.format & AFMT_S16_LE ? HPC3_PDMACTRL_SEL : 0);
- pbus->pbus->pbdma_ctrl = HPC3_PDMACTRL_LD;
- hal2_i_clearbit16(hal2, H2I_DMA_PORT_EN, H2I_DMA_PORT_EN_CODECR);
- /* Setup the HAL2 for record */
- hal2_set_adc_rate(hal2);
- /* Set endianess */
- if (hal2->adc.format & AFMT_S16_LE)
- hal2_i_setbit16(hal2, H2I_DMA_END, H2I_DMA_END_CODECR);
- else
- hal2_i_clearbit16(hal2, H2I_DMA_END, H2I_DMA_END_CODECR);
- /* Set DMA bus */
- hal2_i_setbit16(hal2, H2I_DMA_DRV, (1 << pbus->pbusnr));
- /* We are using 2nd Bresenham clock generator for record */
- hal2_i_write16(hal2, H2I_ADC_C1, (pbus->pbusnr << H2I_C1_DMA_SHIFT)
- | (2 << H2I_C1_CLKID_SHIFT)
- | (hal2->adc.voices << H2I_C1_DATAT_SHIFT));
-}
-
-static dma_addr_t hal2_desc_addr(struct hal2_codec *codec, int i)
-{
- if (--i < 0)
- i = codec->desc_count - 1;
- return codec->desc[i].desc.pnext;
-}
-
-static void hal2_start_dac(struct hal2_card *hal2)
-{
- struct hal2_codec *dac = &hal2->dac;
- struct hal2_pbus *pbus = &dac->pbus;
-
- pbus->pbus->pbdma_dptr = hal2_desc_addr(dac, dac->tail);
- pbus->pbus->pbdma_ctrl = pbus->ctrl | HPC3_PDMACTRL_ACT;
- /* enable DAC */
- hal2_i_setbit16(hal2, H2I_DMA_PORT_EN, H2I_DMA_PORT_EN_CODECTX);
-}
-
-static void hal2_start_adc(struct hal2_card *hal2)
-{
- struct hal2_codec *adc = &hal2->adc;
- struct hal2_pbus *pbus = &adc->pbus;
-
- pbus->pbus->pbdma_dptr = hal2_desc_addr(adc, adc->head);
- pbus->pbus->pbdma_ctrl = pbus->ctrl | HPC3_PDMACTRL_ACT;
- /* enable ADC */
- hal2_i_setbit16(hal2, H2I_DMA_PORT_EN, H2I_DMA_PORT_EN_CODECR);
-}
-
-static inline void hal2_stop_dac(struct hal2_card *hal2)
-{
- hal2->dac.pbus.pbus->pbdma_ctrl = HPC3_PDMACTRL_LD;
- /* The HAL2 itself may remain enabled safely */
-}
-
-static inline void hal2_stop_adc(struct hal2_card *hal2)
-{
- hal2->adc.pbus.pbus->pbdma_ctrl = HPC3_PDMACTRL_LD;
-}
-
-static int hal2_alloc_dmabuf(struct hal2_codec *codec, int size,
- int count, int cntinfo, int dir)
-{
- struct hal2_desc *desc, *dma_addr;
- int i;
-
- DEBUG("allocating %dk DMA buffer.\n", size / 1024);
-
- codec->buffer = (unsigned char *)__get_free_pages(GFP_KERNEL | GFP_DMA,
- get_order(size));
- if (!codec->buffer)
- return -ENOMEM;
- desc = dma_alloc_coherent(NULL, count * sizeof(struct hal2_desc),
- (dma_addr_t *)&dma_addr, GFP_KERNEL);
- if (!desc) {
- free_pages((unsigned long)codec->buffer, get_order(size));
- return -ENOMEM;
- }
- codec->desc = desc;
- for (i = 0; i < count; i++) {
- desc->desc.pbuf = dma_map_single(NULL,
- (void *)(codec->buffer + i * H2_BLOCK_SIZE),
- H2_BLOCK_SIZE, dir);
- desc->desc.cntinfo = cntinfo;
- desc->desc.pnext = (i == count - 1) ?
- (u32)dma_addr : (u32)(dma_addr + i + 1);
- desc->cnt = 0;
- desc++;
- }
- codec->desc_count = count;
- codec->head = codec->tail = 0;
- return 0;
-}
-
-static int hal2_alloc_dac_dmabuf(struct hal2_codec *codec)
-{
- return hal2_alloc_dmabuf(codec, H2_DAC_BUFSIZE,
- H2_DAC_BUFSIZE / H2_BLOCK_SIZE,
- HPCDMA_XIE | HPCDMA_EOX,
- DMA_TO_DEVICE);
-}
-
-static int hal2_alloc_adc_dmabuf(struct hal2_codec *codec)
-{
- return hal2_alloc_dmabuf(codec, H2_ADC_BUFSIZE,
- H2_ADC_BUFSIZE / H2_BLOCK_SIZE,
- HPCDMA_XIE | H2_BLOCK_SIZE,
- DMA_TO_DEVICE);
-}
-
-static void hal2_free_dmabuf(struct hal2_codec *codec, int size, int dir)
-{
- dma_addr_t dma_addr;
- int i;
-
- dma_addr = codec->desc[codec->desc_count - 1].desc.pnext;
- for (i = 0; i < codec->desc_count; i++)
- dma_unmap_single(NULL, codec->desc[i].desc.pbuf,
- H2_BLOCK_SIZE, dir);
- dma_free_coherent(NULL, codec->desc_count * sizeof(struct hal2_desc),
- (void *)codec->desc, dma_addr);
- free_pages((unsigned long)codec->buffer, get_order(size));
-}
-
-static void hal2_free_dac_dmabuf(struct hal2_codec *codec)
-{
- return hal2_free_dmabuf(codec, H2_DAC_BUFSIZE, DMA_TO_DEVICE);
-}
-
-static void hal2_free_adc_dmabuf(struct hal2_codec *codec)
-{
- return hal2_free_dmabuf(codec, H2_ADC_BUFSIZE, DMA_FROM_DEVICE);
-}
-
-/*
- * Add 'count' bytes to 'buffer' from DMA ring buffers. Return number of
- * bytes added or -EFAULT if copy_from_user failed.
- */
-static int hal2_get_buffer(struct hal2_card *hal2, char *buffer, int count)
-{
- unsigned long flags;
- int size, ret = 0;
- unsigned char *buf;
- struct hal2_desc *tail;
- struct hal2_codec *adc = &hal2->adc;
-
- DEBUG("getting %d bytes ", count);
-
- spin_lock_irqsave(&adc->lock, flags);
- tail = &adc->desc[adc->tail];
- /* enable DMA stream if there are no data */
- if (!tail->cnt && !(adc->pbus.pbus->pbdma_ctrl & HPC3_PDMACTRL_ISACT))
- hal2_start_adc(hal2);
- while (tail->cnt > 0 && count > 0) {
- size = min((int)tail->cnt, count);
- buf = &adc->buffer[(adc->tail + 1) * H2_BLOCK_SIZE - tail->cnt];
- spin_unlock_irqrestore(&adc->lock, flags);
- dma_sync_single(NULL, tail->desc.pbuf, size, DMA_FROM_DEVICE);
- if (copy_to_user(buffer, buf, size)) {
- ret = -EFAULT;
- goto out;
- }
- spin_lock_irqsave(&adc->lock, flags);
- tail->cnt -= size;
- /* buffer is empty, update tail pointer */
- if (tail->cnt == 0) {
- tail->desc.cntinfo = HPCDMA_XIE | H2_BLOCK_SIZE;
- hal2_inc_tail(adc);
- tail = &adc->desc[adc->tail];
- /* enable DMA stream again if needed */
- if (!(adc->pbus.pbus->pbdma_ctrl & HPC3_PDMACTRL_ISACT))
- hal2_start_adc(hal2);
- }
- buffer += size;
- ret += size;
- count -= size;
-
- DEBUG("(%d) ", size);
- }
- spin_unlock_irqrestore(&adc->lock, flags);
-out:
- DEBUG("\n");
-
- return ret;
-}
-
-/*
- * Add 'count' bytes from 'buffer' to DMA ring buffers. Return number of
- * bytes added or -EFAULT if copy_from_user failed.
- */
-static int hal2_add_buffer(struct hal2_card *hal2, char *buffer, int count)
-{
- unsigned long flags;
- unsigned char *buf;
- int size, ret = 0;
- struct hal2_desc *head;
- struct hal2_codec *dac = &hal2->dac;
-
- DEBUG("adding %d bytes ", count);
-
- spin_lock_irqsave(&dac->lock, flags);
- head = &dac->desc[dac->head];
- while (head->cnt == 0 && count > 0) {
- size = min((int)H2_BLOCK_SIZE, count);
- buf = &dac->buffer[dac->head * H2_BLOCK_SIZE];
- spin_unlock_irqrestore(&dac->lock, flags);
- if (copy_from_user(buf, buffer, size)) {
- ret = -EFAULT;
- goto out;
- }
- dma_sync_single(NULL, head->desc.pbuf, size, DMA_TO_DEVICE);
- spin_lock_irqsave(&dac->lock, flags);
- head->desc.cntinfo = size | HPCDMA_XIE;
- head->cnt = size;
- buffer += size;
- ret += size;
- count -= size;
- hal2_inc_head(dac);
- head = &dac->desc[dac->head];
-
- DEBUG("(%d) ", size);
- }
- if (!(dac->pbus.pbus->pbdma_ctrl & HPC3_PDMACTRL_ISACT) && ret > 0)
- hal2_start_dac(hal2);
- spin_unlock_irqrestore(&dac->lock, flags);
-out:
- DEBUG("\n");
-
- return ret;
-}
-
-#define hal2_reset_dac_pointer(hal2) hal2_reset_pointer(hal2, 1)
-#define hal2_reset_adc_pointer(hal2) hal2_reset_pointer(hal2, 0)
-static void hal2_reset_pointer(struct hal2_card *hal2, int is_dac)
-{
- int i;
- struct hal2_codec *codec = (is_dac) ? &hal2->dac : &hal2->adc;
-
- DEBUG("hal2_reset_pointer\n");
-
- for (i = 0; i < codec->desc_count; i++) {
- codec->desc[i].cnt = 0;
- codec->desc[i].desc.cntinfo = HPCDMA_XIE | (is_dac) ?
- HPCDMA_EOX : H2_BLOCK_SIZE;
- }
- codec->head = codec->tail = 0;
-}
-
-static int hal2_sync_dac(struct hal2_card *hal2)
-{
- DECLARE_WAITQUEUE(wait, current);
- struct hal2_codec *dac = &hal2->dac;
- int ret = 0;
- unsigned long flags;
- signed long timeout = 1000 * H2_BLOCK_SIZE * 2 * dac->voices *
- HZ / dac->sample_rate / 900;
-
- while (dac->pbus.pbus->pbdma_ctrl & HPC3_PDMACTRL_ISACT) {
- add_wait_queue(&dac->dma_wait, &wait);
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(timeout);
- spin_lock_irqsave(&dac->lock, flags);
- if (dac->desc[dac->tail].cnt)
- ret = -ETIME;
- spin_unlock_irqrestore(&dac->lock, flags);
- if (signal_pending(current))
- ret = -ERESTARTSYS;
- if (ret) {
- hal2_stop_dac(hal2);
- hal2_reset_dac_pointer(hal2);
- }
- remove_wait_queue(&dac->dma_wait, &wait);
- }
-
- return ret;
-}
-
-static int hal2_write_mixer(struct hal2_card *hal2, int index, int vol)
-{
- unsigned int l, r, tmp;
-
- DEBUG_MIX("mixer %d write\n", index);
-
- if (index >= SOUND_MIXER_NRDEVICES || !mixtable[index].avail)
- return -EINVAL;
-
- r = (vol >> 8) & 0xff;
- if (r > 100)
- r = 100;
- l = vol & 0xff;
- if (l > 100)
- l = 100;
-
- hal2->mixer.volume[mixtable[index].idx] = l | (r << 8);
-
- switch (mixtable[index].idx) {
- case H2_MIX_OUTPUT_ATT:
-
- DEBUG_MIX("output attenuator %d,%d\n", l, r);
-
- if (r | l) {
- tmp = hal2_i_look32(hal2, H2I_DAC_C2);
- tmp &= ~(H2I_C2_L_ATT_M | H2I_C2_R_ATT_M | H2I_C2_MUTE);
-
- /* Attenuator has five bits */
- l = 31 * (100 - l) / 99;
- r = 31 * (100 - r) / 99;
-
- DEBUG_MIX("left: %d, right %d\n", l, r);
-
- tmp |= (l << H2I_C2_L_ATT_SHIFT) & H2I_C2_L_ATT_M;
- tmp |= (r << H2I_C2_R_ATT_SHIFT) & H2I_C2_R_ATT_M;
- hal2_i_write32(hal2, H2I_DAC_C2, tmp);
- } else
- hal2_i_setbit32(hal2, H2I_DAC_C2, H2I_C2_MUTE);
- break;
- case H2_MIX_INPUT_GAIN:
-
- DEBUG_MIX("input gain %d,%d\n", l, r);
-
- tmp = hal2_i_look32(hal2, H2I_ADC_C2);
- tmp &= ~(H2I_C2_L_GAIN_M | H2I_C2_R_GAIN_M);
-
- /* Gain control has four bits */
- l = 16 * l / 100;
- r = 16 * r / 100;
-
- DEBUG_MIX("left: %d, right %d\n", l, r);
-
- tmp |= (l << H2I_C2_L_GAIN_SHIFT) & H2I_C2_L_GAIN_M;
- tmp |= (r << H2I_C2_R_GAIN_SHIFT) & H2I_C2_R_GAIN_M;
- hal2_i_write32(hal2, H2I_ADC_C2, tmp);
-
- break;
- }
-
- return 0;
-}
-
-static void hal2_init_mixer(struct hal2_card *hal2)
-{
- int i;
-
- for (i = 0; i < SOUND_MIXER_NRDEVICES; i++)
- if (mixtable[i].avail)
- hal2->mixer.volume[mixtable[i].idx] = 100 | (100 << 8);
-
- /* disable attenuator */
- hal2_i_write32(hal2, H2I_DAC_C2, 0);
- /* set max input gain */
- hal2_i_write32(hal2, H2I_ADC_C2, H2I_C2_MUTE |
- (H2I_C2_L_GAIN_M << H2I_C2_L_GAIN_SHIFT) |
- (H2I_C2_R_GAIN_M << H2I_C2_R_GAIN_SHIFT));
- /* set max volume */
- hal2->mixer.master = 0xff;
- hal2->vol_regs->left = 0xff;
- hal2->vol_regs->right = 0xff;
-}
-
-/*
- * XXX: later i'll implement mixer for main volume which will be disabled
- * by default. enabling it users will be allowed to have master volume level
- * control on panel in their favourite X desktop
- */
-static void hal2_volume_control(int direction)
-{
- unsigned int master = hal2_card[0]->mixer.master;
- struct hal2_vol_regs *vol = hal2_card[0]->vol_regs;
-
- /* volume up */
- if (direction > 0 && master < 0xff)
- master++;
- /* volume down */
- else if (direction < 0 && master > 0)
- master--;
- /* TODO: mute/unmute */
- vol->left = master;
- vol->right = master;
- hal2_card[0]->mixer.master = master;
-}
-
-static int hal2_mixer_ioctl(struct hal2_card *hal2, unsigned int cmd,
- unsigned long arg)
-{
- int val;
-
- if (cmd == SOUND_MIXER_INFO) {
- mixer_info info;
-
- memset(&info, 0, sizeof(info));
- strlcpy(info.id, hal2str, sizeof(info.id));
- strlcpy(info.name, hal2str, sizeof(info.name));
- info.modify_counter = hal2->mixer.modcnt;
- if (copy_to_user((void *)arg, &info, sizeof(info)))
- return -EFAULT;
- return 0;
- }
- if (cmd == SOUND_OLD_MIXER_INFO) {
- _old_mixer_info info;
-
- memset(&info, 0, sizeof(info));
- strlcpy(info.id, hal2str, sizeof(info.id));
- strlcpy(info.name, hal2str, sizeof(info.name));
- if (copy_to_user((void *)arg, &info, sizeof(info)))
- return -EFAULT;
- return 0;
- }
- if (cmd == OSS_GETVERSION)
- return put_user(SOUND_VERSION, (int *)arg);
-
- if (_IOC_TYPE(cmd) != 'M' || _IOC_SIZE(cmd) != sizeof(int))
- return -EINVAL;
-
- if (_IOC_DIR(cmd) == _IOC_READ) {
- switch (_IOC_NR(cmd)) {
- /* Give the current record source */
- case SOUND_MIXER_RECSRC:
- val = 0; /* FIXME */
- break;
- /* Give the supported mixers, all of them support stereo */
- case SOUND_MIXER_DEVMASK:
- case SOUND_MIXER_STEREODEVS: {
- int i;
-
- for (val = i = 0; i < SOUND_MIXER_NRDEVICES; i++)
- if (mixtable[i].avail)
- val |= 1 << i;
- break;
- }
- /* Arg contains a bit for each supported recording source */
- case SOUND_MIXER_RECMASK:
- val = 0;
- break;
- case SOUND_MIXER_CAPS:
- val = 0;
- break;
- /* Read a specific mixer */
- default: {
- int i = _IOC_NR(cmd);
-
- if (i >= SOUND_MIXER_NRDEVICES || !mixtable[i].avail)
- return -EINVAL;
- val = hal2->mixer.volume[mixtable[i].idx];
- break;
- }
- }
- return put_user(val, (int *)arg);
- }
-
- if (_IOC_DIR(cmd) != (_IOC_WRITE|_IOC_READ))
- return -EINVAL;
-
- hal2->mixer.modcnt++;
-
- if (get_user(val, (int *)arg))
- return -EFAULT;
-
- switch (_IOC_NR(cmd)) {
- /* Arg contains a bit for each recording source */
- case SOUND_MIXER_RECSRC:
- return 0; /* FIXME */
- default:
- return hal2_write_mixer(hal2, _IOC_NR(cmd), val);
- }
-
- return 0;
-}
-
-static int hal2_open_mixdev(struct inode *inode, struct file *file)
-{
- struct hal2_card *hal2 = hal2_mixer_find_card(iminor(inode));
-
- if (hal2) {
- file->private_data = hal2;
- return nonseekable_open(inode, file);
- }
- return -ENODEV;
-}
-
-static int hal2_release_mixdev(struct inode *inode, struct file *file)
-{
- return 0;
-}
-
-static int hal2_ioctl_mixdev(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- return hal2_mixer_ioctl((struct hal2_card *)file->private_data, cmd, arg);
-}
-
-static int hal2_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- int val;
- struct hal2_card *hal2 = (struct hal2_card *) file->private_data;
-
- switch (cmd) {
- case OSS_GETVERSION:
- return put_user(SOUND_VERSION, (int *)arg);
-
- case SNDCTL_DSP_SYNC:
- if (file->f_mode & FMODE_WRITE)
- return hal2_sync_dac(hal2);
- return 0;
-
- case SNDCTL_DSP_SETDUPLEX:
- return 0;
-
- case SNDCTL_DSP_GETCAPS:
- return put_user(DSP_CAP_DUPLEX | DSP_CAP_MULTI, (int *)arg);
-
- case SNDCTL_DSP_RESET:
- if (file->f_mode & FMODE_READ) {
- hal2_stop_adc(hal2);
- hal2_reset_adc_pointer(hal2);
- }
- if (file->f_mode & FMODE_WRITE) {
- hal2_stop_dac(hal2);
- hal2_reset_dac_pointer(hal2);
- }
- return 0;
-
- case SNDCTL_DSP_SPEED:
- if (get_user(val, (int *)arg))
- return -EFAULT;
- if (file->f_mode & FMODE_READ) {
- hal2_stop_adc(hal2);
- val = hal2_compute_rate(&hal2->adc, val);
- hal2->adc.sample_rate = val;
- hal2_set_adc_rate(hal2);
- }
- if (file->f_mode & FMODE_WRITE) {
- hal2_stop_dac(hal2);
- val = hal2_compute_rate(&hal2->dac, val);
- hal2->dac.sample_rate = val;
- hal2_set_dac_rate(hal2);
- }
- return put_user(val, (int *)arg);
-
- case SNDCTL_DSP_STEREO:
- if (get_user(val, (int *)arg))
- return -EFAULT;
- if (file->f_mode & FMODE_READ) {
- hal2_stop_adc(hal2);
- hal2->adc.voices = (val) ? 2 : 1;
- hal2_setup_adc(hal2);
- }
- if (file->f_mode & FMODE_WRITE) {
- hal2_stop_dac(hal2);
- hal2->dac.voices = (val) ? 2 : 1;
- hal2_setup_dac(hal2);
- }
- return 0;
-
- case SNDCTL_DSP_CHANNELS:
- if (get_user(val, (int *)arg))
- return -EFAULT;
- if (val != 0) {
- if (file->f_mode & FMODE_READ) {
- hal2_stop_adc(hal2);
- hal2->adc.voices = (val == 1) ? 1 : 2;
- hal2_setup_adc(hal2);
- }
- if (file->f_mode & FMODE_WRITE) {
- hal2_stop_dac(hal2);
- hal2->dac.voices = (val == 1) ? 1 : 2;
- hal2_setup_dac(hal2);
- }
- }
- val = -EINVAL;
- if (file->f_mode & FMODE_READ)
- val = hal2->adc.voices;
- if (file->f_mode & FMODE_WRITE)
- val = hal2->dac.voices;
- return put_user(val, (int *)arg);
-
- case SNDCTL_DSP_GETFMTS: /* Returns a mask */
- return put_user(H2_SUPPORTED_FORMATS, (int *)arg);
-
- case SNDCTL_DSP_SETFMT: /* Selects ONE fmt*/
- if (get_user(val, (int *)arg))
- return -EFAULT;
- if (val != AFMT_QUERY) {
- if (!(val & H2_SUPPORTED_FORMATS))
- return -EINVAL;
- if (file->f_mode & FMODE_READ) {
- hal2_stop_adc(hal2);
- hal2->adc.format = val;
- hal2_setup_adc(hal2);
- }
- if (file->f_mode & FMODE_WRITE) {
- hal2_stop_dac(hal2);
- hal2->dac.format = val;
- hal2_setup_dac(hal2);
- }
- } else {
- val = -EINVAL;
- if (file->f_mode & FMODE_READ)
- val = hal2->adc.format;
- if (file->f_mode & FMODE_WRITE)
- val = hal2->dac.format;
- }
- return put_user(val, (int *)arg);
-
- case SNDCTL_DSP_POST:
- return 0;
-
- case SNDCTL_DSP_GETOSPACE: {
- audio_buf_info info;
- int i;
- unsigned long flags;
- struct hal2_codec *dac = &hal2->dac;
-
- if (!(file->f_mode & FMODE_WRITE))
- return -EINVAL;
- info.fragments = 0;
- spin_lock_irqsave(&dac->lock, flags);
- for (i = 0; i < dac->desc_count; i++)
- if (dac->desc[i].cnt == 0)
- info.fragments++;
- spin_unlock_irqrestore(&dac->lock, flags);
- info.fragstotal = dac->desc_count;
- info.fragsize = H2_BLOCK_SIZE;
- info.bytes = info.fragsize * info.fragments;
-
- return copy_to_user((void *)arg, &info, sizeof(info)) ? -EFAULT : 0;
- }
-
- case SNDCTL_DSP_GETISPACE: {
- audio_buf_info info;
- int i;
- unsigned long flags;
- struct hal2_codec *adc = &hal2->adc;
-
- if (!(file->f_mode & FMODE_READ))
- return -EINVAL;
- info.fragments = 0;
- info.bytes = 0;
- spin_lock_irqsave(&adc->lock, flags);
- for (i = 0; i < adc->desc_count; i++)
- if (adc->desc[i].cnt > 0) {
- info.fragments++;
- info.bytes += adc->desc[i].cnt;
- }
- spin_unlock_irqrestore(&adc->lock, flags);
- info.fragstotal = adc->desc_count;
- info.fragsize = H2_BLOCK_SIZE;
-
- return copy_to_user((void *)arg, &info, sizeof(info)) ? -EFAULT : 0;
- }
-
- case SNDCTL_DSP_NONBLOCK:
- file->f_flags |= O_NONBLOCK;
- return 0;
-
- case SNDCTL_DSP_GETBLKSIZE:
- return put_user(H2_BLOCK_SIZE, (int *)arg);
-
- case SNDCTL_DSP_SETFRAGMENT:
- return 0;
-
- case SOUND_PCM_READ_RATE:
- val = -EINVAL;
- if (file->f_mode & FMODE_READ)
- val = hal2->adc.sample_rate;
- if (file->f_mode & FMODE_WRITE)
- val = hal2->dac.sample_rate;
- return put_user(val, (int *)arg);
-
- case SOUND_PCM_READ_CHANNELS:
- val = -EINVAL;
- if (file->f_mode & FMODE_READ)
- val = hal2->adc.voices;
- if (file->f_mode & FMODE_WRITE)
- val = hal2->dac.voices;
- return put_user(val, (int *)arg);
-
- case SOUND_PCM_READ_BITS:
- return put_user(16, (int *)arg);
- }
-
- return hal2_mixer_ioctl(hal2, cmd, arg);
-}
-
-static ssize_t hal2_read(struct file *file, char *buffer,
- size_t count, loff_t *ppos)
-{
- ssize_t err;
- struct hal2_card *hal2 = (struct hal2_card *) file->private_data;
- struct hal2_codec *adc = &hal2->adc;
-
- if (!count)
- return 0;
- if (mutex_lock_interruptible(&adc->sem))
- return -EINTR;
- if (file->f_flags & O_NONBLOCK) {
- err = hal2_get_buffer(hal2, buffer, count);
- err = err == 0 ? -EAGAIN : err;
- } else {
- do {
- /* ~10% longer */
- signed long timeout = 1000 * H2_BLOCK_SIZE *
- 2 * adc->voices * HZ / adc->sample_rate / 900;
- unsigned long flags;
- DECLARE_WAITQUEUE(wait, current);
- ssize_t cnt = 0;
-
- err = hal2_get_buffer(hal2, buffer, count);
- if (err > 0) {
- count -= err;
- cnt += err;
- buffer += err;
- err = cnt;
- }
- if (count > 0 && err >= 0) {
- add_wait_queue(&adc->dma_wait, &wait);
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(timeout);
- spin_lock_irqsave(&adc->lock, flags);
- if (!adc->desc[adc->tail].cnt)
- err = -EAGAIN;
- spin_unlock_irqrestore(&adc->lock, flags);
- if (signal_pending(current))
- err = -ERESTARTSYS;
- remove_wait_queue(&adc->dma_wait, &wait);
- if (err < 0) {
- hal2_stop_adc(hal2);
- hal2_reset_adc_pointer(hal2);
- }
- }
- } while (count > 0 && err >= 0);
- }
- mutex_unlock(&adc->sem);
-
- return err;
-}
-
-static ssize_t hal2_write(struct file *file, const char *buffer,
- size_t count, loff_t *ppos)
-{
- ssize_t err;
- char *buf = (char*) buffer;
- struct hal2_card *hal2 = (struct hal2_card *) file->private_data;
- struct hal2_codec *dac = &hal2->dac;
-
- if (!count)
- return 0;
- if (mutex_lock_interruptible(&dac->sem))
- return -EINTR;
- if (file->f_flags & O_NONBLOCK) {
- err = hal2_add_buffer(hal2, buf, count);
- err = err == 0 ? -EAGAIN : err;
- } else {
- do {
- /* ~10% longer */
- signed long timeout = 1000 * H2_BLOCK_SIZE *
- 2 * dac->voices * HZ / dac->sample_rate / 900;
- unsigned long flags;
- DECLARE_WAITQUEUE(wait, current);
- ssize_t cnt = 0;
-
- err = hal2_add_buffer(hal2, buf, count);
- if (err > 0) {
- count -= err;
- cnt += err;
- buf += err;
- err = cnt;
- }
- if (count > 0 && err >= 0) {
- add_wait_queue(&dac->dma_wait, &wait);
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(timeout);
- spin_lock_irqsave(&dac->lock, flags);
- if (dac->desc[dac->head].cnt)
- err = -EAGAIN;
- spin_unlock_irqrestore(&dac->lock, flags);
- if (signal_pending(current))
- err = -ERESTARTSYS;
- remove_wait_queue(&dac->dma_wait, &wait);
- if (err < 0) {
- hal2_stop_dac(hal2);
- hal2_reset_dac_pointer(hal2);
- }
- }
- } while (count > 0 && err >= 0);
- }
- mutex_unlock(&dac->sem);
-
- return err;
-}
-
-static unsigned int hal2_poll(struct file *file, struct poll_table_struct *wait)
-{
- unsigned long flags;
- unsigned int mask = 0;
- struct hal2_card *hal2 = (struct hal2_card *) file->private_data;
-
- if (file->f_mode & FMODE_READ) {
- struct hal2_codec *adc = &hal2->adc;
-
- poll_wait(file, &adc->dma_wait, wait);
- spin_lock_irqsave(&adc->lock, flags);
- if (adc->desc[adc->tail].cnt > 0)
- mask |= POLLIN;
- spin_unlock_irqrestore(&adc->lock, flags);
- }
-
- if (file->f_mode & FMODE_WRITE) {
- struct hal2_codec *dac = &hal2->dac;
-
- poll_wait(file, &dac->dma_wait, wait);
- spin_lock_irqsave(&dac->lock, flags);
- if (dac->desc[dac->head].cnt == 0)
- mask |= POLLOUT;
- spin_unlock_irqrestore(&dac->lock, flags);
- }
-
- return mask;
-}
-
-static int hal2_open(struct inode *inode, struct file *file)
-{
- int err;
- struct hal2_card *hal2 = hal2_dsp_find_card(iminor(inode));
-
- if (!hal2)
- return -ENODEV;
- file->private_data = hal2;
- if (file->f_mode & FMODE_READ) {
- struct hal2_codec *adc = &hal2->adc;
-
- if (adc->usecount)
- return -EBUSY;
- /* OSS spec wanted us to use 8 bit, 8 kHz mono by default,
- * but HAL2 can't do 8bit audio */
- adc->format = AFMT_S16_BE;
- adc->voices = 1;
- adc->sample_rate = hal2_compute_rate(adc, 8000);
- hal2_set_adc_rate(hal2);
- err = hal2_alloc_adc_dmabuf(adc);
- if (err)
- return err;
- hal2_setup_adc(hal2);
- adc->usecount++;
- }
- if (file->f_mode & FMODE_WRITE) {
- struct hal2_codec *dac = &hal2->dac;
-
- if (dac->usecount)
- return -EBUSY;
- dac->format = AFMT_S16_BE;
- dac->voices = 1;
- dac->sample_rate = hal2_compute_rate(dac, 8000);
- hal2_set_dac_rate(hal2);
- err = hal2_alloc_dac_dmabuf(dac);
- if (err)
- return err;
- hal2_setup_dac(hal2);
- dac->usecount++;
- }
-
- return nonseekable_open(inode, file);
-}
-
-static int hal2_release(struct inode *inode, struct file *file)
-{
- struct hal2_card *hal2 = (struct hal2_card *) file->private_data;
-
- if (file->f_mode & FMODE_READ) {
- struct hal2_codec *adc = &hal2->adc;
-
- mutex_lock(&adc->sem);
- hal2_stop_adc(hal2);
- hal2_free_adc_dmabuf(adc);
- adc->usecount--;
- mutex_unlock(&adc->sem);
- }
- if (file->f_mode & FMODE_WRITE) {
- struct hal2_codec *dac = &hal2->dac;
-
- mutex_lock(&dac->sem);
- hal2_sync_dac(hal2);
- hal2_free_dac_dmabuf(dac);
- dac->usecount--;
- mutex_unlock(&dac->sem);
- }
-
- return 0;
-}
-
-static const struct file_operations hal2_audio_fops = {
- .owner = THIS_MODULE,
- .llseek = no_llseek,
- .read = hal2_read,
- .write = hal2_write,
- .poll = hal2_poll,
- .ioctl = hal2_ioctl,
- .open = hal2_open,
- .release = hal2_release,
-};
-
-static const struct file_operations hal2_mixer_fops = {
- .owner = THIS_MODULE,
- .llseek = no_llseek,
- .ioctl = hal2_ioctl_mixdev,
- .open = hal2_open_mixdev,
- .release = hal2_release_mixdev,
-};
-
-static void hal2_init_codec(struct hal2_codec *codec, struct hpc3_regs *hpc3,
- int index)
-{
- codec->pbus.pbusnr = index;
- codec->pbus.pbus = &hpc3->pbdma[index];
- init_waitqueue_head(&codec->dma_wait);
- mutex_init(&codec->sem);
- spin_lock_init(&codec->lock);
-}
-
-static int hal2_detect(struct hal2_card *hal2)
-{
- unsigned short board, major, minor;
- unsigned short rev;
-
- /* reset HAL2 */
- hal2_isr_write(hal2, 0);
- /* release reset */
- hal2_isr_write(hal2, H2_ISR_GLOBAL_RESET_N | H2_ISR_CODEC_RESET_N);
-
- hal2_i_write16(hal2, H2I_RELAY_C, H2I_RELAY_C_STATE);
- if ((rev = hal2_rev_look(hal2)) & H2_REV_AUDIO_PRESENT)
- return -ENODEV;
-
- board = (rev & H2_REV_BOARD_M) >> 12;
- major = (rev & H2_REV_MAJOR_CHIP_M) >> 4;
- minor = (rev & H2_REV_MINOR_CHIP_M);
-
- printk(KERN_INFO "SGI HAL2 revision %i.%i.%i\n",
- board, major, minor);
-
- return 0;
-}
-
-static int hal2_init_card(struct hal2_card **phal2, struct hpc3_regs *hpc3)
-{
- int ret = 0;
- struct hal2_card *hal2;
-
- hal2 = kzalloc(sizeof(struct hal2_card), GFP_KERNEL);
- if (!hal2)
- return -ENOMEM;
-
- hal2->ctl_regs = (struct hal2_ctl_regs *)hpc3->pbus_extregs[0];
- hal2->aes_regs = (struct hal2_aes_regs *)hpc3->pbus_extregs[1];
- hal2->vol_regs = (struct hal2_vol_regs *)hpc3->pbus_extregs[2];
- hal2->syn_regs = (struct hal2_syn_regs *)hpc3->pbus_extregs[3];
-
- if (hal2_detect(hal2) < 0) {
- ret = -ENODEV;
- goto free_card;
- }
-
- hal2_init_codec(&hal2->dac, hpc3, 0);
- hal2_init_codec(&hal2->adc, hpc3, 1);
-
- /*
- * All DMA channel interfaces in HAL2 are designed to operate with
- * PBUS programmed for 2 cycles in D3, 2 cycles in D4 and 2 cycles
- * in D5. HAL2 is a 16-bit device which can accept both big and little
- * endian format. It assumes that even address bytes are on high
- * portion of PBUS (15:8) and assumes that HPC3 is programmed to
- * accept a live (unsynchronized) version of P_DREQ_N from HAL2.
- */
-#define HAL2_PBUS_DMACFG ((0 << HPC3_DMACFG_D3R_SHIFT) | \
- (2 << HPC3_DMACFG_D4R_SHIFT) | \
- (2 << HPC3_DMACFG_D5R_SHIFT) | \
- (0 << HPC3_DMACFG_D3W_SHIFT) | \
- (2 << HPC3_DMACFG_D4W_SHIFT) | \
- (2 << HPC3_DMACFG_D5W_SHIFT) | \
- HPC3_DMACFG_DS16 | \
- HPC3_DMACFG_EVENHI | \
- HPC3_DMACFG_RTIME | \
- (8 << HPC3_DMACFG_BURST_SHIFT) | \
- HPC3_DMACFG_DRQLIVE)
- /*
- * Ignore what's mentioned in the specification and write value which
- * works in The Real World (TM)
- */
- hpc3->pbus_dmacfg[hal2->dac.pbus.pbusnr][0] = 0x8208844;
- hpc3->pbus_dmacfg[hal2->adc.pbus.pbusnr][0] = 0x8208844;
-
- if (request_irq(SGI_HPCDMA_IRQ, hal2_interrupt, IRQF_SHARED,
- hal2str, hal2)) {
- printk(KERN_ERR "HAL2: Can't get irq %d\n", SGI_HPCDMA_IRQ);
- ret = -EAGAIN;
- goto free_card;
- }
-
- hal2->dev_dsp = register_sound_dsp(&hal2_audio_fops, -1);
- if (hal2->dev_dsp < 0) {
- ret = hal2->dev_dsp;
- goto free_irq;
- }
-
- hal2->dev_mixer = register_sound_mixer(&hal2_mixer_fops, -1);
- if (hal2->dev_mixer < 0) {
- ret = hal2->dev_mixer;
- goto unregister_dsp;
- }
-
- hal2_init_mixer(hal2);
-
- *phal2 = hal2;
- return 0;
-unregister_dsp:
- unregister_sound_dsp(hal2->dev_dsp);
-free_irq:
- free_irq(SGI_HPCDMA_IRQ, hal2);
-free_card:
- kfree(hal2);
-
- return ret;
-}
-
-extern void (*indy_volume_button)(int);
-
-/*
- * Assuming only one HAL2 card. Mail me if you ever meet machine with
- * more than one.
- */
-static int __init init_hal2(void)
-{
- int i, error;
-
- for (i = 0; i < MAXCARDS; i++)
- hal2_card[i] = NULL;
-
- error = hal2_init_card(&hal2_card[0], hpc3c0);
-
- /* let Indy's volume buttons work */
- if (!error && !ip22_is_fullhouse())
- indy_volume_button = hal2_volume_control;
-
- return error;
-
-}
-
-static void __exit exit_hal2(void)
-{
- int i;
-
- /* unregister volume butons callback function */
- indy_volume_button = NULL;
-
- for (i = 0; i < MAXCARDS; i++)
- if (hal2_card[i]) {
- free_irq(SGI_HPCDMA_IRQ, hal2_card[i]);
- unregister_sound_dsp(hal2_card[i]->dev_dsp);
- unregister_sound_mixer(hal2_card[i]->dev_mixer);
- kfree(hal2_card[i]);
- }
-}
-
-module_init(init_hal2);
-module_exit(exit_hal2);
-
-MODULE_DESCRIPTION("OSS compatible driver for SGI HAL2 audio");
-MODULE_AUTHOR("Ladislav Michl");
-MODULE_LICENSE("GPL");
diff --git a/sound/oss/hal2.h b/sound/oss/hal2.h
deleted file mode 100644
index 2bd3b52d8a37..000000000000
--- a/sound/oss/hal2.h
+++ /dev/null
@@ -1,248 +0,0 @@
-#ifndef __HAL2_H
-#define __HAL2_H
-
-/*
- * Driver for HAL2 sound processors
- * Copyright (c) 1999 Ulf Carlsson <ulfc@bun.falkenberg.se>
- * Copyright (c) 2001, 2002, 2003 Ladislav Michl <ladis@linux-mips.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-#include <asm/addrspace.h>
-#include <asm/sgi/hpc3.h>
-#include <linux/spinlock.h>
-#include <linux/types.h>
-
-/* Indirect status register */
-
-#define H2_ISR_TSTATUS 0x01 /* RO: transaction status 1=busy */
-#define H2_ISR_USTATUS 0x02 /* RO: utime status bit 1=armed */
-#define H2_ISR_QUAD_MODE 0x04 /* codec mode 0=indigo 1=quad */
-#define H2_ISR_GLOBAL_RESET_N 0x08 /* chip global reset 0=reset */
-#define H2_ISR_CODEC_RESET_N 0x10 /* codec/synth reset 0=reset */
-
-/* Revision register */
-
-#define H2_REV_AUDIO_PRESENT 0x8000 /* RO: audio present 0=present */
-#define H2_REV_BOARD_M 0x7000 /* RO: bits 14:12, board revision */
-#define H2_REV_MAJOR_CHIP_M 0x00F0 /* RO: bits 7:4, major chip revision */
-#define H2_REV_MINOR_CHIP_M 0x000F /* RO: bits 3:0, minor chip revision */
-
-/* Indirect address register */
-
-/*
- * Address of indirect internal register to be accessed. A write to this
- * register initiates read or write access to the indirect registers in the
- * HAL2. Note that there af four indirect data registers for write access to
- * registers larger than 16 byte.
- */
-
-#define H2_IAR_TYPE_M 0xF000 /* bits 15:12, type of functional */
- /* block the register resides in */
- /* 1=DMA Port */
- /* 9=Global DMA Control */
- /* 2=Bresenham */
- /* 3=Unix Timer */
-#define H2_IAR_NUM_M 0x0F00 /* bits 11:8 instance of the */
- /* blockin which the indirect */
- /* register resides */
- /* If IAR_TYPE_M=DMA Port: */
- /* 1=Synth In */
- /* 2=AES In */
- /* 3=AES Out */
- /* 4=DAC Out */
- /* 5=ADC Out */
- /* 6=Synth Control */
- /* If IAR_TYPE_M=Global DMA Control: */
- /* 1=Control */
- /* If IAR_TYPE_M=Bresenham: */
- /* 1=Bresenham Clock Gen 1 */
- /* 2=Bresenham Clock Gen 2 */
- /* 3=Bresenham Clock Gen 3 */
- /* If IAR_TYPE_M=Unix Timer: */
- /* 1=Unix Timer */
-#define H2_IAR_ACCESS_SELECT 0x0080 /* 1=read 0=write */
-#define H2_IAR_PARAM 0x000C /* Parameter Select */
-#define H2_IAR_RB_INDEX_M 0x0003 /* Read Back Index */
- /* 00:word0 */
- /* 01:word1 */
- /* 10:word2 */
- /* 11:word3 */
-/*
- * HAL2 internal addressing
- *
- * The HAL2 has "indirect registers" (idr) which are accessed by writing to the
- * Indirect Data registers. Write the address to the Indirect Address register
- * to transfer the data.
- *
- * We define the H2IR_* to the read address and H2IW_* to the write address and
- * H2I_* to be fields in whatever register is referred to.
- *
- * When we write to indirect registers which are larger than one word (16 bit)
- * we have to fill more than one indirect register before writing. When we read
- * back however we have to read several times, each time with different Read
- * Back Indexes (there are defs for doing this easily).
- */
-
-/*
- * Relay Control
- */
-#define H2I_RELAY_C 0x9100
-#define H2I_RELAY_C_STATE 0x01 /* state of RELAY pin signal */
-
-/* DMA port enable */
-
-#define H2I_DMA_PORT_EN 0x9104
-#define H2I_DMA_PORT_EN_SY_IN 0x01 /* Synth_in DMA port */
-#define H2I_DMA_PORT_EN_AESRX 0x02 /* AES receiver DMA port */
-#define H2I_DMA_PORT_EN_AESTX 0x04 /* AES transmitter DMA port */
-#define H2I_DMA_PORT_EN_CODECTX 0x08 /* CODEC transmit DMA port */
-#define H2I_DMA_PORT_EN_CODECR 0x10 /* CODEC receive DMA port */
-
-#define H2I_DMA_END 0x9108 /* global dma endian select */
-#define H2I_DMA_END_SY_IN 0x01 /* Synth_in DMA port */
-#define H2I_DMA_END_AESRX 0x02 /* AES receiver DMA port */
-#define H2I_DMA_END_AESTX 0x04 /* AES transmitter DMA port */
-#define H2I_DMA_END_CODECTX 0x08 /* CODEC transmit DMA port */
-#define H2I_DMA_END_CODECR 0x10 /* CODEC receive DMA port */
- /* 0=b_end 1=l_end */
-
-#define H2I_DMA_DRV 0x910C /* global PBUS DMA enable */
-
-#define H2I_SYNTH_C 0x1104 /* Synth DMA control */
-
-#define H2I_AESRX_C 0x1204 /* AES RX dma control */
-
-#define H2I_C_TS_EN 0x20 /* Timestamp enable */
-#define H2I_C_TS_FRMT 0x40 /* Timestamp format */
-#define H2I_C_NAUDIO 0x80 /* Sign extend */
-
-/* AESRX CTL, 16 bit */
-
-#define H2I_AESTX_C 0x1304 /* AES TX DMA control */
-#define H2I_AESTX_C_CLKID_SHIFT 3 /* Bresenham Clock Gen 1-3 */
-#define H2I_AESTX_C_CLKID_M 0x18
-#define H2I_AESTX_C_DATAT_SHIFT 8 /* 1=mono 2=stereo (3=quad) */
-#define H2I_AESTX_C_DATAT_M 0x300
-
-/* CODEC registers */
-
-#define H2I_DAC_C1 0x1404 /* DAC DMA control, 16 bit */
-#define H2I_DAC_C2 0x1408 /* DAC DMA control, 32 bit */
-#define H2I_ADC_C1 0x1504 /* ADC DMA control, 16 bit */
-#define H2I_ADC_C2 0x1508 /* ADC DMA control, 32 bit */
-
-/* Bits in CTL1 register */
-
-#define H2I_C1_DMA_SHIFT 0 /* DMA channel */
-#define H2I_C1_DMA_M 0x7
-#define H2I_C1_CLKID_SHIFT 3 /* Bresenham Clock Gen 1-3 */
-#define H2I_C1_CLKID_M 0x18
-#define H2I_C1_DATAT_SHIFT 8 /* 1=mono 2=stereo (3=quad) */
-#define H2I_C1_DATAT_M 0x300
-
-/* Bits in CTL2 register */
-
-#define H2I_C2_R_GAIN_SHIFT 0 /* right a/d input gain */
-#define H2I_C2_R_GAIN_M 0xf
-#define H2I_C2_L_GAIN_SHIFT 4 /* left a/d input gain */
-#define H2I_C2_L_GAIN_M 0xf0
-#define H2I_C2_R_SEL 0x100 /* right input select */
-#define H2I_C2_L_SEL 0x200 /* left input select */
-#define H2I_C2_MUTE 0x400 /* mute */
-#define H2I_C2_DO1 0x00010000 /* digital output port bit 0 */
-#define H2I_C2_DO2 0x00020000 /* digital output port bit 1 */
-#define H2I_C2_R_ATT_SHIFT 18 /* right d/a output - */
-#define H2I_C2_R_ATT_M 0x007c0000 /* attenuation */
-#define H2I_C2_L_ATT_SHIFT 23 /* left d/a output - */
-#define H2I_C2_L_ATT_M 0x0f800000 /* attenuation */
-
-#define H2I_SYNTH_MAP_C 0x1104 /* synth dma handshake ctrl */
-
-/* Clock generator CTL 1, 16 bit */
-
-#define H2I_BRES1_C1 0x2104
-#define H2I_BRES2_C1 0x2204
-#define H2I_BRES3_C1 0x2304
-
-#define H2I_BRES_C1_SHIFT 0 /* 0=48.0 1=44.1 2=aes_rx */
-#define H2I_BRES_C1_M 0x03
-
-/* Clock generator CTL 2, 32 bit */
-
-#define H2I_BRES1_C2 0x2108
-#define H2I_BRES2_C2 0x2208
-#define H2I_BRES3_C2 0x2308
-
-#define H2I_BRES_C2_INC_SHIFT 0 /* increment value */
-#define H2I_BRES_C2_INC_M 0xffff
-#define H2I_BRES_C2_MOD_SHIFT 16 /* modcontrol value */
-#define H2I_BRES_C2_MOD_M 0xffff0000 /* modctrl=0xffff&(modinc-1) */
-
-/* Unix timer, 64 bit */
-
-#define H2I_UTIME 0x3104
-#define H2I_UTIME_0_LD 0xffff /* microseconds, LSB's */
-#define H2I_UTIME_1_LD0 0x0f /* microseconds, MSB's */
-#define H2I_UTIME_1_LD1 0xf0 /* tenths of microseconds */
-#define H2I_UTIME_2_LD 0xffff /* seconds, LSB's */
-#define H2I_UTIME_3_LD 0xffff /* seconds, MSB's */
-
-struct hal2_ctl_regs {
- u32 _unused0[4];
- volatile u32 isr; /* 0x10 Status Register */
- u32 _unused1[3];
- volatile u32 rev; /* 0x20 Revision Register */
- u32 _unused2[3];
- volatile u32 iar; /* 0x30 Indirect Address Register */
- u32 _unused3[3];
- volatile u32 idr0; /* 0x40 Indirect Data Register 0 */
- u32 _unused4[3];
- volatile u32 idr1; /* 0x50 Indirect Data Register 1 */
- u32 _unused5[3];
- volatile u32 idr2; /* 0x60 Indirect Data Register 2 */
- u32 _unused6[3];
- volatile u32 idr3; /* 0x70 Indirect Data Register 3 */
-};
-
-struct hal2_aes_regs {
- volatile u32 rx_stat[2]; /* Status registers */
- volatile u32 rx_cr[2]; /* Control registers */
- volatile u32 rx_ud[4]; /* User data window */
- volatile u32 rx_st[24]; /* Channel status data */
-
- volatile u32 tx_stat[1]; /* Status register */
- volatile u32 tx_cr[3]; /* Control registers */
- volatile u32 tx_ud[4]; /* User data window */
- volatile u32 tx_st[24]; /* Channel status data */
-};
-
-struct hal2_vol_regs {
- volatile u32 right; /* Right volume */
- volatile u32 left; /* Left volume */
-};
-
-struct hal2_syn_regs {
- u32 _unused0[2];
- volatile u32 page; /* DOC Page register */
- volatile u32 regsel; /* DOC Register selection */
- volatile u32 dlow; /* DOC Data low */
- volatile u32 dhigh; /* DOC Data high */
- volatile u32 irq; /* IRQ Status */
- volatile u32 dram; /* DRAM Access */
-};
-
-#endif /* __HAL2_H */
diff --git a/sound/oss/mpu401.c b/sound/oss/mpu401.c
index a690ca57adb5..6c0a770ed054 100644
--- a/sound/oss/mpu401.c
+++ b/sound/oss/mpu401.c
@@ -1015,7 +1015,7 @@ int attach_mpu401(struct address_info *hw_config, struct module *owner)
mpu401_chk_version(m, devc);
if (devc->version == 0)
mpu401_chk_version(m, devc);
- spin_unlock_irqrestore(&devc->lock,flags);
+ spin_unlock_irqrestore(&devc->lock, flags);
}
if (devc->version != 0)
diff --git a/sound/oss/msnd.c b/sound/oss/msnd.c
index ba38d6200099..e4282d93a1aa 100644
--- a/sound/oss/msnd.c
+++ b/sound/oss/msnd.c
@@ -20,8 +20,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * $Id: msnd.c,v 1.17 1999/03/21 16:50:09 andrewtv Exp $
- *
********************************************************************/
#include <linux/module.h>
diff --git a/sound/oss/msnd.h b/sound/oss/msnd.h
index d0ca582c4583..61b3955481c5 100644
--- a/sound/oss/msnd.h
+++ b/sound/oss/msnd.h
@@ -24,8 +24,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * $Id: msnd.h,v 1.36 1999/03/21 17:05:42 andrewtv Exp $
- *
********************************************************************/
#ifndef __MSND_H
#define __MSND_H
diff --git a/sound/oss/msnd_classic.h b/sound/oss/msnd_classic.h
index 7ffea5267f96..1a17dde2f650 100644
--- a/sound/oss/msnd_classic.h
+++ b/sound/oss/msnd_classic.h
@@ -24,8 +24,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * $Id: msnd_classic.h,v 1.10 1999/03/21 17:36:09 andrewtv Exp $
- *
********************************************************************/
#ifndef __MSND_CLASSIC_H
#define __MSND_CLASSIC_H
diff --git a/sound/oss/msnd_pinnacle.c b/sound/oss/msnd_pinnacle.c
index f1f49ebf752e..bf27e008f465 100644
--- a/sound/oss/msnd_pinnacle.c
+++ b/sound/oss/msnd_pinnacle.c
@@ -29,13 +29,8 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * $Id: msnd_pinnacle.c,v 1.8 2000/12/30 00:33:21 sycamore Exp $
- *
* 12-3-2000 Modified IO port validation Steve Sycamore
*
- *
- * $$$: msnd_pinnacle.c,v 1.75 1999/03/21 16:50:09 andrewtv $$$ $
- *
********************************************************************/
#include <linux/kernel.h>
diff --git a/sound/oss/msnd_pinnacle.h b/sound/oss/msnd_pinnacle.h
index cce911487004..c18d66cbbe3f 100644
--- a/sound/oss/msnd_pinnacle.h
+++ b/sound/oss/msnd_pinnacle.h
@@ -24,8 +24,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * $Id: msnd_pinnacle.h,v 1.11 1999/03/21 17:36:09 andrewtv Exp $
- *
********************************************************************/
#ifndef __MSND_PINNACLE_H
#define __MSND_PINNACLE_H
diff --git a/sound/oss/soundcard.c b/sound/oss/soundcard.c
index a9c23b2502ad..7d89c081a086 100644
--- a/sound/oss/soundcard.c
+++ b/sound/oss/soundcard.c
@@ -560,17 +560,19 @@ static int __init oss_init(void)
sound_dmap_flag = (dmabuf > 0 ? 1 : 0);
for (i = 0; i < ARRAY_SIZE(dev_list); i++) {
- device_create(sound_class, NULL,
- MKDEV(SOUND_MAJOR, dev_list[i].minor),
- "%s", dev_list[i].name);
+ device_create_drvdata(sound_class, NULL,
+ MKDEV(SOUND_MAJOR, dev_list[i].minor),
+ NULL, "%s", dev_list[i].name);
if (!dev_list[i].num)
continue;
for (j = 1; j < *dev_list[i].num; j++)
- device_create(sound_class, NULL,
- MKDEV(SOUND_MAJOR, dev_list[i].minor + (j*0x10)),
- "%s%d", dev_list[i].name, j);
+ device_create_drvdata(sound_class, NULL,
+ MKDEV(SOUND_MAJOR,
+ dev_list[i].minor + (j*0x10)),
+ NULL,
+ "%s%d", dev_list[i].name, j);
}
if (sound_nblocks >= 1024)
diff --git a/sound/oss/trident.c b/sound/oss/trident.c
deleted file mode 100644
index f43f91ef86c7..000000000000
--- a/sound/oss/trident.c
+++ /dev/null
@@ -1,4654 +0,0 @@
-/*
- * OSS driver for Linux 2.[46].x for
- *
- * Trident 4D-Wave
- * SiS 7018
- * ALi 5451
- * Tvia/IGST CyberPro 5050
- *
- * Driver: Alan Cox <alan@redhat.com>
- *
- * Built from:
- * Low level code: <audio@tridentmicro.com> from ALSA
- * Framework: Thomas Sailer <sailer@ife.ee.ethz.ch>
- * Extended by: Zach Brown <zab@redhat.com>
- *
- * Hacked up by:
- * Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
- * Ollie Lho <ollie@sis.com.tw> SiS 7018 Audio Core Support
- * Ching-Ling Lee <cling-li@ali.com.tw> ALi 5451 Audio Core Support
- * Matt Wu <mattwu@acersoftech.com.cn> ALi 5451 Audio Core Support
- * Peter Wächtler <pwaechtler@loewe-komp.de> CyberPro5050 support
- * Muli Ben-Yehuda <mulix@mulix.org>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * History
- * v0.14.10j
- * January 3 2004 Eugene Teo <eugeneteo@eugeneteo.net>
- * minor cleanup to use pr_debug instead of TRDBG since it is already
- * defined in linux/kernel.h.
- * v0.14.10i
- * December 29 2003 Muli Ben-Yehuda <mulix@mulix.org>
- * major cleanup for 2.6, fix a few error patch buglets
- * with returning without properly cleaning up first,
- * get rid of lock_kernel().
- * v0.14.10h
- * Sept 10 2002 Pascal Schmidt <der.eremit@email.de>
- * added support for ALi 5451 joystick port
- * v0.14.10g
- * Sept 05 2002 Alan Cox <alan@redhat.com>
- * adapt to new pci joystick attachment interface
- * v0.14.10f
- * July 24 2002 Muli Ben-Yehuda <mulix@actcom.co.il>
- * patch from Eric Lemar (via Ian Soboroff): in suspend and resume,
- * fix wrong cast from pci_dev* to struct trident_card*.
- * v0.14.10e
- * July 19 2002 Muli Ben-Yehuda <mulix@actcom.co.il>
- * rewrite the DMA buffer allocation/deallcoation functions, to make it
- * modular and fix a bug where we would call free_pages on memory
- * obtained with pci_alloc_consistent. Also remove unnecessary #ifdef
- * CONFIG_PROC_FS and various other cleanups.
- * v0.14.10d
- * July 19 2002 Muli Ben-Yehuda <mulix@actcom.co.il>
- * made several printk(KERN_NOTICE...) into TRDBG(...), to avoid spamming
- * my syslog with hundreds of messages.
- * v0.14.10c
- * July 16 2002 Muli Ben-Yehuda <mulix@actcom.co.il>
- * Cleaned up Lei Hu's 0.4.10 driver to conform to Documentation/CodingStyle
- * and the coding style used in the rest of the file.
- * v0.14.10b
- * June 23 2002 Muli Ben-Yehuda <mulix@actcom.co.il>
- * add a missing unlock_set_fmt, remove a superflous lock/unlock pair
- * with nothing in between.
- * v0.14.10a
- * June 21 2002 Muli Ben-Yehuda <mulix@actcom.co.il>
- * use a debug macro instead of #ifdef CONFIG_DEBUG, trim to 80 columns
- * per line, use 'do {} while (0)' in statement macros.
- * v0.14.10
- * June 6 2002 Lei Hu <Lei_hu@ali.com.tw>
- * rewrite the part to read/write registers of audio codec for Ali5451
- * v0.14.9e
- * January 2 2002 Vojtech Pavlik <vojtech@ucw.cz> added gameport
- * support to avoid resource conflict with pcigame.c
- * v0.14.9d
- * October 8 2001 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- * use set_current_state, properly release resources on failure in
- * trident_probe, get rid of check_region
- * v0.14.9c
- * August 10 2001 Peter Wächtler <pwaechtler@loewe-komp.de>
- * added support for Tvia (formerly Integraphics/IGST) CyberPro5050
- * this chip is often found in settop boxes (combined video+audio)
- * v0.14.9b
- * Switch to static inline not extern inline (gcc 3)
- * v0.14.9a
- * Aug 6 2001 Alan Cox
- * 0.14.9 crashed on rmmod due to a timer/bh left running. Simplified
- * the existing logic (the BH doesn't help as ac97 is lock_irqsave)
- * and used del_timer_sync to clean up
- * Fixed a problem where the ALi change broke my generic card
- * v0.14.9
- * Jul 10 2001 Matt Wu
- * Add H/W Volume Control
- * v0.14.8a
- * July 7 2001 Alan Cox
- * Moved Matt Wu's ac97 register cache into the card structure
- * v0.14.8
- * Apr 30 2001 Matt Wu
- * Set EBUF1 and EBUF2 to still mode
- * Add dc97/ac97 reset function
- * Fix power management: ali_restore_regs
- * unreleased
- * Mar 09 2001 Matt Wu
- * Add cache for ac97 access
- * v0.14.7
- * Feb 06 2001 Matt Wu
- * Fix ac97 initialization
- * Fix bug: an extra tail will be played when playing
- * Jan 05 2001 Matt Wu
- * Implement multi-channels and S/PDIF in support for ALi 1535+
- * v0.14.6
- * Nov 1 2000 Ching-Ling Lee
- * Fix the bug of memory leak when switching 5.1-channels to 2 channels.
- * Add lock protection into dynamic changing format of data.
- * Oct 18 2000 Ching-Ling Lee
- * 5.1-channels support for ALi
- * June 28 2000 Ching-Ling Lee
- * S/PDIF out/in(playback/record) support for ALi 1535+, using /proc to be selected by user
- * Simple Power Management support for ALi
- * v0.14.5 May 23 2000 Ollie Lho
- * Misc bug fix from the Net
- * v0.14.4 May 20 2000 Aaron Holtzman
- * Fix kfree'd memory access in release
- * Fix race in open while looking for a free virtual channel slot
- * remove open_wait wq (which appears to be unused)
- * v0.14.3 May 10 2000 Ollie Lho
- * fixed a small bug in trident_update_ptr, xmms 1.0.1 no longer uses 100% CPU
- * v0.14.2 Mar 29 2000 Ching-Ling Lee
- * Add clear to silence advance in trident_update_ptr
- * fix invalid data of the end of the sound
- * v0.14.1 Mar 24 2000 Ching-Ling Lee
- * ALi 5451 support added, playback and recording O.K.
- * ALi 5451 originally developed and structured based on sonicvibes, and
- * suggested to merge into this file by Alan Cox.
- * v0.14 Mar 15 2000 Ollie Lho
- * 5.1 channel output support with channel binding. What's the Matrix ?
- * v0.13.1 Mar 10 2000 Ollie Lho
- * few minor bugs on dual codec support, needs more testing
- * v0.13 Mar 03 2000 Ollie Lho
- * new pci_* for 2.4 kernel, back ported to 2.2
- * v0.12 Feb 23 2000 Ollie Lho
- * Preliminary Recording support
- * v0.11.2 Feb 19 2000 Ollie Lho
- * removed incomplete full-dulplex support
- * v0.11.1 Jan 28 2000 Ollie Lho
- * small bug in setting sample rate for 4d-nx (reported by Aaron)
- * v0.11 Jan 27 2000 Ollie Lho
- * DMA bug, scheduler latency, second try
- * v0.10 Jan 24 2000 Ollie Lho
- * DMA bug fixed, found kernel scheduling problem
- * v0.09 Jan 20 2000 Ollie Lho
- * Clean up of channel register access routine (prepare for channel binding)
- * v0.08 Jan 14 2000 Ollie Lho
- * Isolation of AC97 codec code
- * v0.07 Jan 13 2000 Ollie Lho
- * Get rid of ugly old low level access routines (e.g. CHRegs.lp****)
- * v0.06 Jan 11 2000 Ollie Lho
- * Preliminary support for dual (more ?) AC97 codecs
- * v0.05 Jan 08 2000 Luca Montecchiani <m.luca@iname.com>
- * adapt to 2.3.x new __setup/__init call
- * v0.04 Dec 31 1999 Ollie Lho
- * Multiple Open, using Middle Loop Interrupt to smooth playback
- * v0.03 Dec 24 1999 Ollie Lho
- * mem leak in prog_dmabuf and dealloc_dmabuf removed
- * v0.02 Dec 15 1999 Ollie Lho
- * SiS 7018 support added, playback O.K.
- * v0.01 Alan Cox et. al.
- * Initial Release in kernel 2.3.30, does not work
- *
- * ToDo
- * Clean up of low level channel register access code. (done)
- * Fix the bug on dma buffer management in update_ptr, read/write, drain_dac (done)
- * Dual AC97 codecs support (done)
- * Recording support (done)
- * Mmap support
- * "Channel Binding" ioctl extension (done)
- * new pci device driver interface for 2.4 kernel (done)
- *
- * Lock order (high->low)
- * lock - hardware lock
- * open_mutex - guard opens
- * sem - guard dmabuf, write re-entry etc
- */
-
-#include <linux/module.h>
-#include <linux/string.h>
-#include <linux/ctype.h>
-#include <linux/ioport.h>
-#include <linux/sched.h>
-#include <linux/delay.h>
-#include <linux/sound.h>
-#include <linux/slab.h>
-#include <linux/soundcard.h>
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/poll.h>
-#include <linux/spinlock.h>
-#include <linux/ac97_codec.h>
-#include <linux/bitops.h>
-#include <linux/proc_fs.h>
-#include <linux/interrupt.h>
-#include <linux/pm.h>
-#include <linux/gameport.h>
-#include <linux/kernel.h>
-#include <linux/mutex.h>
-#include <linux/mm.h>
-
-#include <asm/uaccess.h>
-#include <asm/io.h>
-#include <asm/dma.h>
-
-#if defined(CONFIG_ALPHA_NAUTILUS) || defined(CONFIG_ALPHA_GENERIC)
-#include <asm/hwrpb.h>
-#endif
-
-#include "trident.h"
-
-#define DRIVER_VERSION "0.14.10j-2.6"
-
-#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
-#define SUPPORT_JOYSTICK 1
-#endif
-
-/* magic numbers to protect our data structures */
-#define TRIDENT_CARD_MAGIC 0x5072696E /* "Prin" */
-#define TRIDENT_STATE_MAGIC 0x63657373 /* "cess" */
-
-#define TRIDENT_DMA_MASK 0x3fffffff /* DMA buffer mask for pci_alloc_consist */
-#define ALI_DMA_MASK 0x7fffffff /* ALI Tridents have 31-bit DMA. Wow. */
-
-#define NR_HW_CH 32
-
-/* maximum number of AC97 codecs connected, AC97 2.0 defined 4, but 7018 and 4D-NX only
- have 2 SDATA_IN lines (currently) */
-#define NR_AC97 2
-
-/* minor number of /dev/swmodem (temporary, experimental) */
-#define SND_DEV_SWMODEM 7
-
-static const unsigned ali_multi_channels_5_1[] = {
- /*ALI_SURR_LEFT_CHANNEL, ALI_SURR_RIGHT_CHANNEL, */
- ALI_CENTER_CHANNEL,
- ALI_LEF_CHANNEL,
- ALI_SURR_LEFT_CHANNEL,
- ALI_SURR_RIGHT_CHANNEL
-};
-
-static const unsigned sample_size[] = { 1, 2, 2, 4 };
-static const unsigned sample_shift[] = { 0, 1, 1, 2 };
-
-static const char invalid_magic[] = KERN_CRIT "trident: invalid magic value in %s\n";
-
-enum {
- TRIDENT_4D_DX = 0,
- TRIDENT_4D_NX,
- SIS_7018,
- ALI_5451,
- CYBER5050
-};
-
-static char *card_names[] = {
- "Trident 4DWave DX",
- "Trident 4DWave NX",
- "SiS 7018 PCI Audio",
- "ALi Audio Accelerator",
- "Tvia/IGST CyberPro 5050"
-};
-
-static struct pci_device_id trident_pci_tbl[] = {
- {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_DX),
- PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, TRIDENT_4D_DX},
- {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_NX),
- 0, 0, TRIDENT_4D_NX},
- {PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_7018), 0, 0, SIS_7018},
- {PCI_DEVICE(PCI_VENDOR_ID_ALI, PCI_DEVICE_ID_ALI_5451), 0, 0, ALI_5451},
- {PCI_DEVICE(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_5050),
- 0, 0, CYBER5050},
- {0,}
-};
-
-MODULE_DEVICE_TABLE(pci, trident_pci_tbl);
-
-/* "software" or virtual channel, an instance of opened /dev/dsp */
-struct trident_state {
- unsigned int magic;
- struct trident_card *card; /* Card info */
-
- /* file mode */
- mode_t open_mode;
-
- /* virtual channel number */
- int virt;
-
- struct dmabuf {
- /* wave sample stuff */
- unsigned int rate;
- unsigned char fmt, enable;
-
- /* hardware channel */
- struct trident_channel *channel;
-
- /* OSS buffer management stuff */
- void *rawbuf;
- dma_addr_t dma_handle;
- unsigned buforder;
- unsigned numfrag;
- unsigned fragshift;
-
- /* our buffer acts like a circular ring */
- unsigned hwptr; /* where dma last started, updated by update_ptr */
- unsigned swptr; /* where driver last clear/filled, updated by read/write */
- int count; /* bytes to be comsumed or been generated by dma machine */
- unsigned total_bytes; /* total bytes dmaed by hardware */
-
- unsigned error; /* number of over/underruns */
- /* put process on wait queue when no more space in buffer */
- wait_queue_head_t wait;
-
- /* redundant, but makes calculations easier */
- unsigned fragsize;
- unsigned dmasize;
- unsigned fragsamples;
-
- /* OSS stuff */
- unsigned mapped:1;
- unsigned ready:1;
- unsigned endcleared:1;
- unsigned update_flag;
- unsigned ossfragshift;
- int ossmaxfrags;
- unsigned subdivision;
-
- } dmabuf;
-
- /* 5.1 channels */
- struct trident_state *other_states[4];
- int multi_channels_adjust_count;
- unsigned chans_num;
- unsigned long fmt_flag;
- /* Guard against mmap/write/read races */
- struct mutex sem;
-
-};
-
-/* hardware channels */
-struct trident_channel {
- int num; /* channel number */
- u32 lba; /* Loop Begine Address, where dma buffer starts */
- u32 eso; /* End Sample Offset, wehre dma buffer ends */
- /* (in the unit of samples) */
- u32 delta; /* delta value, sample rate / 48k for playback, */
- /* 48k/sample rate for recording */
- u16 attribute; /* control where PCM data go and come */
- u16 fm_vol;
- u32 control; /* signed/unsigned, 8/16 bits, mono/stereo */
-};
-
-struct trident_pcm_bank_address {
- u32 start;
- u32 stop;
- u32 aint;
- u32 aint_en;
-};
-
-static struct trident_pcm_bank_address bank_a_addrs = {
- T4D_START_A,
- T4D_STOP_A,
- T4D_AINT_A,
- T4D_AINTEN_A
-};
-
-static struct trident_pcm_bank_address bank_b_addrs = {
- T4D_START_B,
- T4D_STOP_B,
- T4D_AINT_B,
- T4D_AINTEN_B
-};
-
-struct trident_pcm_bank {
- /* register addresses to control bank operations */
- struct trident_pcm_bank_address *addresses;
- /* each bank has 32 channels */
- u32 bitmap; /* channel allocation bitmap */
- struct trident_channel channels[32];
-};
-
-struct trident_card {
- unsigned int magic;
-
- /* We keep trident cards in a linked list */
- struct trident_card *next;
-
- /* single open lock mechanism, only used for recording */
- struct mutex open_mutex;
-
- /* The trident has a certain amount of cross channel interaction
- so we use a single per card lock */
- spinlock_t lock;
-
- /* PCI device stuff */
- struct pci_dev *pci_dev;
- u16 pci_id;
- u8 revision;
-
- /* soundcore stuff */
- int dev_audio;
-
- /* structures for abstraction of hardware facilities, codecs, */
- /* banks and channels */
- struct ac97_codec *ac97_codec[NR_AC97];
- struct trident_pcm_bank banks[NR_BANKS];
- struct trident_state *states[NR_HW_CH];
-
- /* hardware resources */
- unsigned long iobase;
- u32 irq;
-
- /* Function support */
- struct trident_channel *(*alloc_pcm_channel) (struct trident_card *);
- struct trident_channel *(*alloc_rec_pcm_channel) (struct trident_card *);
- void (*free_pcm_channel) (struct trident_card *, unsigned int chan);
- void (*address_interrupt) (struct trident_card *);
-
- /* Added by Matt Wu 01-05-2001 for spdif in */
- int multi_channel_use_count;
- int rec_channel_use_count;
- u16 mixer_regs[64][NR_AC97]; /* Made card local by Alan */
- int mixer_regs_ready;
-
- /* Added for hardware volume control */
- int hwvolctl;
- struct timer_list timer;
-
- /* Game port support */
- struct gameport *gameport;
-};
-
-enum dmabuf_mode {
- DM_PLAYBACK = 0,
- DM_RECORD
-};
-
-/* table to map from CHANNELMASK to channel attribute for SiS 7018 */
-static u16 mask2attr[] = {
- PCM_LR, PCM_LR, SURR_LR, CENTER_LFE,
- HSET, MIC, MODEM_LINE1, MODEM_LINE2,
- I2S_LR, SPDIF_LR
-};
-
-/* table to map from channel attribute to CHANNELMASK for SiS 7018 */
-static int attr2mask[] = {
- DSP_BIND_MODEM1, DSP_BIND_MODEM2, DSP_BIND_FRONT, DSP_BIND_HANDSET,
- DSP_BIND_I2S, DSP_BIND_CENTER_LFE, DSP_BIND_SURR, DSP_BIND_SPDIF
-};
-
-/* Added by Matt Wu 01-05-2001 for spdif in */
-static int ali_close_multi_channels(void);
-static void ali_delay(struct trident_card *card, int interval);
-static void ali_detect_spdif_rate(struct trident_card *card);
-
-static void ali_ac97_write(struct ac97_codec *codec, u8 reg, u16 val);
-static u16 ali_ac97_read(struct ac97_codec *codec, u8 reg);
-
-static struct trident_card *devs;
-
-static void trident_ac97_set(struct ac97_codec *codec, u8 reg, u16 val);
-static u16 trident_ac97_get(struct ac97_codec *codec, u8 reg);
-
-static int trident_open_mixdev(struct inode *inode, struct file *file);
-static int trident_ioctl_mixdev(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg);
-
-static void ali_ac97_set(struct trident_card *card, int secondary, u8 reg, u16 val);
-static u16 ali_ac97_get(struct trident_card *card, int secondary, u8 reg);
-static void ali_set_spdif_out_rate(struct trident_card *card, unsigned int rate);
-static void ali_enable_special_channel(struct trident_state *stat);
-static struct trident_channel *ali_alloc_rec_pcm_channel(struct trident_card *card);
-static struct trident_channel *ali_alloc_pcm_channel(struct trident_card *card);
-static void ali_free_pcm_channel(struct trident_card *card, unsigned int channel);
-static int ali_setup_multi_channels(struct trident_card *card, int chan_nums);
-static unsigned int ali_get_spdif_in_rate(struct trident_card *card);
-static void ali_setup_spdif_in(struct trident_card *card);
-static void ali_disable_spdif_in(struct trident_card *card);
-static void ali_disable_special_channel(struct trident_card *card, int ch);
-static void ali_setup_spdif_out(struct trident_card *card, int flag);
-static int ali_write_5_1(struct trident_state *state,
- const char __user *buffer,
- int cnt_for_multi_channel, unsigned int *copy_count,
- unsigned int *state_cnt);
-static int ali_allocate_other_states_resources(struct trident_state *state,
- int chan_nums);
-static void ali_free_other_states_resources(struct trident_state *state);
-
-#define seek_offset(dma_ptr, buffer, cnt, offset, copy_count) do { \
- (dma_ptr) += (offset); \
- (buffer) += (offset); \
- (cnt) -= (offset); \
- (copy_count) += (offset); \
-} while (0)
-
-static inline int lock_set_fmt(struct trident_state* state)
-{
- if (test_and_set_bit(0, &state->fmt_flag))
- return -EFAULT;
-
- return 0;
-}
-
-static inline void unlock_set_fmt(struct trident_state* state)
-{
- clear_bit(0, &state->fmt_flag);
-}
-
-static int
-trident_enable_loop_interrupts(struct trident_card *card)
-{
- u32 global_control;
-
- global_control = inl(TRID_REG(card, T4D_LFO_GC_CIR));
-
- switch (card->pci_id) {
- case PCI_DEVICE_ID_SI_7018:
- global_control |= (ENDLP_IE | MIDLP_IE | BANK_B_EN);
- break;
- case PCI_DEVICE_ID_ALI_5451:
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- case PCI_DEVICE_ID_INTERG_5050:
- global_control |= (ENDLP_IE | MIDLP_IE);
- break;
- default:
- return 0;
- }
-
- outl(global_control, TRID_REG(card, T4D_LFO_GC_CIR));
-
- pr_debug("trident: Enable Loop Interrupts, globctl = 0x%08X\n",
- inl(TRID_REG(card, T4D_LFO_GC_CIR)));
-
- return 1;
-}
-
-static int
-trident_disable_loop_interrupts(struct trident_card *card)
-{
- u32 global_control;
-
- global_control = inl(TRID_REG(card, T4D_LFO_GC_CIR));
- global_control &= ~(ENDLP_IE | MIDLP_IE);
- outl(global_control, TRID_REG(card, T4D_LFO_GC_CIR));
-
- pr_debug("trident: Disabled Loop Interrupts, globctl = 0x%08X\n",
- global_control);
-
- return 1;
-}
-
-static void
-trident_enable_voice_irq(struct trident_card *card, unsigned int channel)
-{
- unsigned int mask = 1 << (channel & 0x1f);
- struct trident_pcm_bank *bank = &card->banks[channel >> 5];
- u32 reg, addr = bank->addresses->aint_en;
-
- reg = inl(TRID_REG(card, addr));
- reg |= mask;
- outl(reg, TRID_REG(card, addr));
-
-#ifdef DEBUG
- reg = inl(TRID_REG(card, addr));
- pr_debug("trident: enabled IRQ on channel %d, %s = 0x%08x(addr:%X)\n",
- channel, addr == T4D_AINTEN_B ? "AINTEN_B" : "AINTEN_A",
- reg, addr);
-#endif /* DEBUG */
-}
-
-static void
-trident_disable_voice_irq(struct trident_card *card, unsigned int channel)
-{
- unsigned int mask = 1 << (channel & 0x1f);
- struct trident_pcm_bank *bank = &card->banks[channel >> 5];
- u32 reg, addr = bank->addresses->aint_en;
-
- reg = inl(TRID_REG(card, addr));
- reg &= ~mask;
- outl(reg, TRID_REG(card, addr));
-
- /* Ack the channel in case the interrupt was set before we disable it. */
- outl(mask, TRID_REG(card, bank->addresses->aint));
-
-#ifdef DEBUG
- reg = inl(TRID_REG(card, addr));
- pr_debug("trident: disabled IRQ on channel %d, %s = 0x%08x(addr:%X)\n",
- channel, addr == T4D_AINTEN_B ? "AINTEN_B" : "AINTEN_A",
- reg, addr);
-#endif /* DEBUG */
-}
-
-static void
-trident_start_voice(struct trident_card *card, unsigned int channel)
-{
- unsigned int mask = 1 << (channel & 0x1f);
- struct trident_pcm_bank *bank = &card->banks[channel >> 5];
- u32 addr = bank->addresses->start;
-
-#ifdef DEBUG
- u32 reg;
-#endif /* DEBUG */
-
- outl(mask, TRID_REG(card, addr));
-
-#ifdef DEBUG
- reg = inl(TRID_REG(card, addr));
- pr_debug("trident: start voice on channel %d, %s = 0x%08x(addr:%X)\n",
- channel, addr == T4D_START_B ? "START_B" : "START_A",
- reg, addr);
-#endif /* DEBUG */
-}
-
-static void
-trident_stop_voice(struct trident_card *card, unsigned int channel)
-{
- unsigned int mask = 1 << (channel & 0x1f);
- struct trident_pcm_bank *bank = &card->banks[channel >> 5];
- u32 addr = bank->addresses->stop;
-
-#ifdef DEBUG
- u32 reg;
-#endif /* DEBUG */
-
- outl(mask, TRID_REG(card, addr));
-
-#ifdef DEBUG
- reg = inl(TRID_REG(card, addr));
- pr_debug("trident: stop voice on channel %d, %s = 0x%08x(addr:%X)\n",
- channel, addr == T4D_STOP_B ? "STOP_B" : "STOP_A",
- reg, addr);
-#endif /* DEBUG */
-}
-
-static u32
-trident_get_interrupt_mask(struct trident_card *card, unsigned int channel)
-{
- struct trident_pcm_bank *bank = &card->banks[channel];
- u32 addr = bank->addresses->aint;
- return inl(TRID_REG(card, addr));
-}
-
-static int
-trident_check_channel_interrupt(struct trident_card *card, unsigned int channel)
-{
- unsigned int mask = 1 << (channel & 0x1f);
- u32 reg = trident_get_interrupt_mask(card, channel >> 5);
-
-#ifdef DEBUG
- if (reg & mask)
- pr_debug("trident: channel %d has interrupt, %s = 0x%08x\n",
- channel, reg == T4D_AINT_B ? "AINT_B" : "AINT_A",
- reg);
-#endif /* DEBUG */
- return (reg & mask) ? 1 : 0;
-}
-
-static void
-trident_ack_channel_interrupt(struct trident_card *card, unsigned int channel)
-{
- unsigned int mask = 1 << (channel & 0x1f);
- struct trident_pcm_bank *bank = &card->banks[channel >> 5];
- u32 reg, addr = bank->addresses->aint;
-
- reg = inl(TRID_REG(card, addr));
- reg &= mask;
- outl(reg, TRID_REG(card, addr));
-
-#ifdef DEBUG
- reg = inl(TRID_REG(card, T4D_AINT_B));
- pr_debug("trident: Ack channel %d interrupt, AINT_B = 0x%08x\n",
- channel, reg);
-#endif /* DEBUG */
-}
-
-static struct trident_channel *
-trident_alloc_pcm_channel(struct trident_card *card)
-{
- struct trident_pcm_bank *bank;
- int idx;
-
- bank = &card->banks[BANK_B];
-
- for (idx = 31; idx >= 0; idx--) {
- if (!(bank->bitmap & (1 << idx))) {
- struct trident_channel *channel = &bank->channels[idx];
- bank->bitmap |= 1 << idx;
- channel->num = idx + 32;
- return channel;
- }
- }
-
- /* no more free channels available */
- printk(KERN_ERR "trident: no more channels available on Bank B.\n");
- return NULL;
-}
-
-static void
-trident_free_pcm_channel(struct trident_card *card, unsigned int channel)
-{
- int bank;
- unsigned char b;
-
- if (channel < 31 || channel > 63)
- return;
-
- if (card->pci_id == PCI_DEVICE_ID_TRIDENT_4DWAVE_DX ||
- card->pci_id == PCI_DEVICE_ID_TRIDENT_4DWAVE_NX) {
- b = inb(TRID_REG(card, T4D_REC_CH));
- if ((b & ~0x80) == channel)
- outb(0x0, TRID_REG(card, T4D_REC_CH));
- }
-
- bank = channel >> 5;
- channel = channel & 0x1f;
-
- card->banks[bank].bitmap &= ~(1 << (channel));
-}
-
-static struct trident_channel *
-cyber_alloc_pcm_channel(struct trident_card *card)
-{
- struct trident_pcm_bank *bank;
- int idx;
-
- /* The cyberpro 5050 has only 32 voices and one bank */
- /* .. at least they are not documented (if you want to call that
- * crap documentation), perhaps broken ? */
-
- bank = &card->banks[BANK_A];
-
- for (idx = 31; idx >= 0; idx--) {
- if (!(bank->bitmap & (1 << idx))) {
- struct trident_channel *channel = &bank->channels[idx];
- bank->bitmap |= 1 << idx;
- channel->num = idx;
- return channel;
- }
- }
-
- /* no more free channels available */
- printk(KERN_ERR "cyberpro5050: no more channels available on Bank A.\n");
- return NULL;
-}
-
-static void
-cyber_free_pcm_channel(struct trident_card *card, unsigned int channel)
-{
- if (channel > 31)
- return;
- card->banks[BANK_A].bitmap &= ~(1 << (channel));
-}
-
-static inline void
-cyber_outidx(int port, int idx, int data)
-{
- outb(idx, port);
- outb(data, port + 1);
-}
-
-static inline int
-cyber_inidx(int port, int idx)
-{
- outb(idx, port);
- return inb(port + 1);
-}
-
-static int
-cyber_init_ritual(struct trident_card *card)
-{
- /* some black magic, taken from SDK samples */
- /* remove this and nothing will work */
- int portDat;
- int ret = 0;
- unsigned long flags;
-
- /*
- * Keep interrupts off for the configure - we don't want to
- * clash with another cyberpro config event
- */
-
- spin_lock_irqsave(&card->lock, flags);
- portDat = cyber_inidx(CYBER_PORT_AUDIO, CYBER_IDX_AUDIO_ENABLE);
- /* enable, if it was disabled */
- if ((portDat & CYBER_BMSK_AUENZ) != CYBER_BMSK_AUENZ_ENABLE) {
- printk(KERN_INFO "cyberpro5050: enabling audio controller\n");
- cyber_outidx(CYBER_PORT_AUDIO, CYBER_IDX_AUDIO_ENABLE,
- portDat | CYBER_BMSK_AUENZ_ENABLE);
- /* check again if hardware is enabled now */
- portDat = cyber_inidx(CYBER_PORT_AUDIO, CYBER_IDX_AUDIO_ENABLE);
- }
- if ((portDat & CYBER_BMSK_AUENZ) != CYBER_BMSK_AUENZ_ENABLE) {
- printk(KERN_ERR "cyberpro5050: initAudioAccess: no success\n");
- ret = -1;
- } else {
- cyber_outidx(CYBER_PORT_AUDIO, CYBER_IDX_IRQ_ENABLE,
- CYBER_BMSK_AUDIO_INT_ENABLE);
- cyber_outidx(CYBER_PORT_AUDIO, 0xbf, 0x01);
- cyber_outidx(CYBER_PORT_AUDIO, 0xba, 0x20);
- cyber_outidx(CYBER_PORT_AUDIO, 0xbb, 0x08);
- cyber_outidx(CYBER_PORT_AUDIO, 0xbf, 0x02);
- cyber_outidx(CYBER_PORT_AUDIO, 0xb3, 0x06);
- cyber_outidx(CYBER_PORT_AUDIO, 0xbf, 0x00);
- }
- spin_unlock_irqrestore(&card->lock, flags);
- return ret;
-}
-
-/* called with spin lock held */
-
-static int
-trident_load_channel_registers(struct trident_card *card, u32 * data,
- unsigned int channel)
-{
- int i;
-
- if (channel > 63)
- return 0;
-
- /* select hardware channel to write */
- outb(channel, TRID_REG(card, T4D_LFO_GC_CIR));
-
- /* Output the channel registers, but don't write register
- three to an ALI chip. */
- for (i = 0; i < CHANNEL_REGS; i++) {
- if (i == 3 && card->pci_id == PCI_DEVICE_ID_ALI_5451)
- continue;
- outl(data[i], TRID_REG(card, CHANNEL_START + 4 * i));
- }
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451 ||
- card->pci_id == PCI_DEVICE_ID_INTERG_5050) {
- outl(ALI_EMOD_Still, TRID_REG(card, ALI_EBUF1));
- outl(ALI_EMOD_Still, TRID_REG(card, ALI_EBUF2));
- }
- return 1;
-}
-
-/* called with spin lock held */
-static int
-trident_write_voice_regs(struct trident_state *state)
-{
- unsigned int data[CHANNEL_REGS + 1];
- struct trident_channel *channel;
-
- channel = state->dmabuf.channel;
-
- data[1] = channel->lba;
- data[4] = channel->control;
-
- switch (state->card->pci_id) {
- case PCI_DEVICE_ID_ALI_5451:
- data[0] = 0; /* Current Sample Offset */
- data[2] = (channel->eso << 16) | (channel->delta & 0xffff);
- data[3] = 0;
- break;
- case PCI_DEVICE_ID_SI_7018:
- case PCI_DEVICE_ID_INTERG_5050:
- data[0] = 0; /* Current Sample Offset */
- data[2] = (channel->eso << 16) | (channel->delta & 0xffff);
- data[3] = (channel->attribute << 16) | (channel->fm_vol & 0xffff);
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- data[0] = 0; /* Current Sample Offset */
- data[2] = (channel->eso << 16) | (channel->delta & 0xffff);
- data[3] = channel->fm_vol & 0xffff;
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- data[0] = (channel->delta << 24);
- data[2] = ((channel->delta << 16) & 0xff000000) |
- (channel->eso & 0x00ffffff);
- data[3] = channel->fm_vol & 0xffff;
- break;
- default:
- return 0;
- }
-
- return trident_load_channel_registers(state->card, data, channel->num);
-}
-
-static int
-compute_rate_play(u32 rate)
-{
- int delta;
- /* We special case 44100 and 8000 since rounding with the equation
- does not give us an accurate enough value. For 11025 and 22050
- the equation gives us the best answer. All other frequencies will
- also use the equation. JDW */
- if (rate == 44100)
- delta = 0xeb3;
- else if (rate == 8000)
- delta = 0x2ab;
- else if (rate == 48000)
- delta = 0x1000;
- else
- delta = (((rate << 12) + rate) / 48000) & 0x0000ffff;
- return delta;
-}
-
-static int
-compute_rate_rec(u32 rate)
-{
- int delta;
-
- if (rate == 44100)
- delta = 0x116a;
- else if (rate == 8000)
- delta = 0x6000;
- else if (rate == 48000)
- delta = 0x1000;
- else
- delta = ((48000 << 12) / rate) & 0x0000ffff;
-
- return delta;
-}
-
-/* set playback sample rate */
-static unsigned int
-trident_set_dac_rate(struct trident_state *state, unsigned int rate)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
-
- if (rate > 48000)
- rate = 48000;
- if (rate < 4000)
- rate = 4000;
-
- dmabuf->rate = rate;
- dmabuf->channel->delta = compute_rate_play(rate);
-
- trident_write_voice_regs(state);
-
- pr_debug("trident: called trident_set_dac_rate : rate = %d\n", rate);
-
- return rate;
-}
-
-/* set recording sample rate */
-static unsigned int
-trident_set_adc_rate(struct trident_state *state, unsigned int rate)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
-
- if (rate > 48000)
- rate = 48000;
- if (rate < 4000)
- rate = 4000;
-
- dmabuf->rate = rate;
- dmabuf->channel->delta = compute_rate_rec(rate);
-
- trident_write_voice_regs(state);
-
- pr_debug("trident: called trident_set_adc_rate : rate = %d\n", rate);
-
- return rate;
-}
-
-/* prepare channel attributes for playback */
-static void
-trident_play_setup(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- struct trident_channel *channel = dmabuf->channel;
-
- channel->lba = dmabuf->dma_handle;
- channel->delta = compute_rate_play(dmabuf->rate);
-
- channel->eso = dmabuf->dmasize >> sample_shift[dmabuf->fmt];
- channel->eso -= 1;
-
- if (state->card->pci_id != PCI_DEVICE_ID_SI_7018) {
- channel->attribute = 0;
- if (state->card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- if ((channel->num == ALI_SPDIF_IN_CHANNEL) ||
- (channel->num == ALI_PCM_IN_CHANNEL))
- ali_disable_special_channel(state->card, channel->num);
- else if ((inl(TRID_REG(state->card, ALI_GLOBAL_CONTROL))
- & ALI_SPDIF_OUT_CH_ENABLE)
- && (channel->num == ALI_SPDIF_OUT_CHANNEL)) {
- ali_set_spdif_out_rate(state->card,
- state->dmabuf.rate);
- state->dmabuf.channel->delta = 0x1000;
- }
- }
- }
-
- channel->fm_vol = 0x0;
-
- channel->control = CHANNEL_LOOP;
- if (dmabuf->fmt & TRIDENT_FMT_16BIT) {
- /* 16-bits */
- channel->control |= CHANNEL_16BITS;
- /* signed */
- channel->control |= CHANNEL_SIGNED;
- }
- if (dmabuf->fmt & TRIDENT_FMT_STEREO)
- /* stereo */
- channel->control |= CHANNEL_STEREO;
-
- pr_debug("trident: trident_play_setup, LBA = 0x%08x, Delta = 0x%08x, "
- "ESO = 0x%08x, Control = 0x%08x\n", channel->lba,
- channel->delta, channel->eso, channel->control);
-
- trident_write_voice_regs(state);
-}
-
-/* prepare channel attributes for recording */
-static void
-trident_rec_setup(struct trident_state *state)
-{
- u16 w;
- u8 bval;
-
- struct trident_card *card = state->card;
- struct dmabuf *dmabuf = &state->dmabuf;
- struct trident_channel *channel = dmabuf->channel;
- unsigned int rate;
-
- /* Enable AC-97 ADC (capture) */
- switch (card->pci_id) {
- case PCI_DEVICE_ID_ALI_5451:
- ali_enable_special_channel(state);
- break;
- case PCI_DEVICE_ID_SI_7018:
- /* for 7018, the ac97 is always in playback/record (duplex) mode */
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- w = inb(TRID_REG(card, DX_ACR2_AC97_COM_STAT));
- outb(w | 0x48, TRID_REG(card, DX_ACR2_AC97_COM_STAT));
- /* enable and set record channel */
- outb(0x80 | channel->num, TRID_REG(card, T4D_REC_CH));
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- w = inw(TRID_REG(card, T4D_MISCINT));
- outw(w | 0x1000, TRID_REG(card, T4D_MISCINT));
- /* enable and set record channel */
- outb(0x80 | channel->num, TRID_REG(card, T4D_REC_CH));
- break;
- case PCI_DEVICE_ID_INTERG_5050:
- /* don't know yet, using special channel 22 in GC1(0xd4)? */
- break;
- default:
- return;
- }
-
- channel->lba = dmabuf->dma_handle;
- channel->delta = compute_rate_rec(dmabuf->rate);
- if ((card->pci_id == PCI_DEVICE_ID_ALI_5451) &&
- (channel->num == ALI_SPDIF_IN_CHANNEL)) {
- rate = ali_get_spdif_in_rate(card);
- if (rate == 0) {
- printk(KERN_WARNING "trident: ALi 5451 "
- "S/PDIF input setup error!\n");
- rate = 48000;
- }
- bval = inb(TRID_REG(card, ALI_SPDIF_CTRL));
- if (bval & 0x10) {
- outb(bval, TRID_REG(card, ALI_SPDIF_CTRL));
- printk(KERN_WARNING "trident: cleared ALi "
- "5451 S/PDIF parity error flag.\n");
- }
-
- if (rate != 48000)
- channel->delta = ((rate << 12) / dmabuf->rate) & 0x0000ffff;
- }
-
- channel->eso = dmabuf->dmasize >> sample_shift[dmabuf->fmt];
- channel->eso -= 1;
-
- if (state->card->pci_id != PCI_DEVICE_ID_SI_7018) {
- channel->attribute = 0;
- }
-
- channel->fm_vol = 0x0;
-
- channel->control = CHANNEL_LOOP;
- if (dmabuf->fmt & TRIDENT_FMT_16BIT) {
- /* 16-bits */
- channel->control |= CHANNEL_16BITS;
- /* signed */
- channel->control |= CHANNEL_SIGNED;
- }
- if (dmabuf->fmt & TRIDENT_FMT_STEREO)
- /* stereo */
- channel->control |= CHANNEL_STEREO;
-
- pr_debug("trident: trident_rec_setup, LBA = 0x%08x, Delat = 0x%08x, "
- "ESO = 0x%08x, Control = 0x%08x\n", channel->lba,
- channel->delta, channel->eso, channel->control);
-
- trident_write_voice_regs(state);
-}
-
-/* get current playback/recording dma buffer pointer (byte offset from LBA),
- called with spinlock held! */
-static inline unsigned
-trident_get_dma_addr(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- u32 cso;
-
- if (!dmabuf->enable)
- return 0;
-
- outb(dmabuf->channel->num, TRID_REG(state->card, T4D_LFO_GC_CIR));
-
- switch (state->card->pci_id) {
- case PCI_DEVICE_ID_ALI_5451:
- case PCI_DEVICE_ID_SI_7018:
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- case PCI_DEVICE_ID_INTERG_5050:
- /* 16 bits ESO, CSO for 7018 and DX */
- cso = inw(TRID_REG(state->card, CH_DX_CSO_ALPHA_FMS + 2));
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- /* 24 bits ESO, CSO for NX */
- cso = inl(TRID_REG(state->card, CH_NX_DELTA_CSO)) & 0x00ffffff;
- break;
- default:
- return 0;
- }
-
- pr_debug("trident: trident_get_dma_addr: chip reported channel: %d, "
- "cso = 0x%04x\n", dmabuf->channel->num, cso);
-
- /* ESO and CSO are in units of Samples, convert to byte offset */
- cso <<= sample_shift[dmabuf->fmt];
-
- return (cso % dmabuf->dmasize);
-}
-
-/* Stop recording (lock held) */
-static inline void
-__stop_adc(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned int chan_num = dmabuf->channel->num;
- struct trident_card *card = state->card;
-
- dmabuf->enable &= ~ADC_RUNNING;
- trident_stop_voice(card, chan_num);
- trident_disable_voice_irq(card, chan_num);
-}
-
-static void
-stop_adc(struct trident_state *state)
-{
- struct trident_card *card = state->card;
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
- __stop_adc(state);
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static void
-start_adc(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned int chan_num = dmabuf->channel->num;
- struct trident_card *card = state->card;
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
- if ((dmabuf->mapped ||
- dmabuf->count < (signed) dmabuf->dmasize) &&
- dmabuf->ready) {
- dmabuf->enable |= ADC_RUNNING;
- trident_enable_voice_irq(card, chan_num);
- trident_start_voice(card, chan_num);
- }
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-/* stop playback (lock held) */
-static inline void
-__stop_dac(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned int chan_num = dmabuf->channel->num;
- struct trident_card *card = state->card;
-
- dmabuf->enable &= ~DAC_RUNNING;
- trident_stop_voice(card, chan_num);
- if (state->chans_num == 6) {
- trident_stop_voice(card, state->other_states[0]->
- dmabuf.channel->num);
- trident_stop_voice(card, state->other_states[1]->
- dmabuf.channel->num);
- trident_stop_voice(card, state->other_states[2]->
- dmabuf.channel->num);
- trident_stop_voice(card, state->other_states[3]->
- dmabuf.channel->num);
- }
- trident_disable_voice_irq(card, chan_num);
-}
-
-static void
-stop_dac(struct trident_state *state)
-{
- struct trident_card *card = state->card;
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
- __stop_dac(state);
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static void
-start_dac(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned int chan_num = dmabuf->channel->num;
- struct trident_card *card = state->card;
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
- if ((dmabuf->mapped || dmabuf->count > 0) && dmabuf->ready) {
- dmabuf->enable |= DAC_RUNNING;
- trident_enable_voice_irq(card, chan_num);
- trident_start_voice(card, chan_num);
- if (state->chans_num == 6) {
- trident_start_voice(card, state->other_states[0]->
- dmabuf.channel->num);
- trident_start_voice(card, state->other_states[1]->
- dmabuf.channel->num);
- trident_start_voice(card, state->other_states[2]->
- dmabuf.channel->num);
- trident_start_voice(card, state->other_states[3]->
- dmabuf.channel->num);
- }
- }
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-#define DMABUF_DEFAULTORDER (15-PAGE_SHIFT)
-#define DMABUF_MINORDER 1
-
-/* alloc a DMA buffer of with a buffer of this order */
-static int
-alloc_dmabuf(struct dmabuf *dmabuf, struct pci_dev *pci_dev, int order)
-{
- void *rawbuf = NULL;
- struct page *page, *pend;
-
- if (!(rawbuf = pci_alloc_consistent(pci_dev, PAGE_SIZE << order,
- &dmabuf->dma_handle)))
- return -ENOMEM;
-
- pr_debug("trident: allocated %ld (order = %d) bytes at %p\n",
- PAGE_SIZE << order, order, rawbuf);
-
- dmabuf->ready = dmabuf->mapped = 0;
- dmabuf->rawbuf = rawbuf;
- dmabuf->buforder = order;
-
- /* now mark the pages as reserved; otherwise */
- /* remap_pfn_range doesn't do what we want */
- pend = virt_to_page(rawbuf + (PAGE_SIZE << order) - 1);
- for (page = virt_to_page(rawbuf); page <= pend; page++)
- SetPageReserved(page);
-
- return 0;
-}
-
-/* allocate the main DMA buffer, playback and recording buffer should be */
-/* allocated separately */
-static int
-alloc_main_dmabuf(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- int order;
- int ret = -ENOMEM;
-
- /* alloc as big a chunk as we can, FIXME: is this necessary ?? */
- for (order = DMABUF_DEFAULTORDER; order >= DMABUF_MINORDER; order--) {
- if (!(ret = alloc_dmabuf(dmabuf, state->card->pci_dev, order)))
- return 0;
- /* else try again */
- }
- return ret;
-}
-
-/* deallocate a DMA buffer */
-static void
-dealloc_dmabuf(struct dmabuf *dmabuf, struct pci_dev *pci_dev)
-{
- struct page *page, *pend;
-
- if (dmabuf->rawbuf) {
- /* undo marking the pages as reserved */
- pend = virt_to_page(dmabuf->rawbuf + (PAGE_SIZE << dmabuf->buforder) - 1);
- for (page = virt_to_page(dmabuf->rawbuf); page <= pend; page++)
- ClearPageReserved(page);
- pci_free_consistent(pci_dev, PAGE_SIZE << dmabuf->buforder,
- dmabuf->rawbuf, dmabuf->dma_handle);
- dmabuf->rawbuf = NULL;
- }
- dmabuf->mapped = dmabuf->ready = 0;
-}
-
-static int
-prog_dmabuf(struct trident_state *state, enum dmabuf_mode rec)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned bytepersec;
- struct trident_state *s = state;
- unsigned bufsize, dma_nums;
- unsigned long flags;
- int ret, i, order;
-
- if ((ret = lock_set_fmt(state)) < 0)
- return ret;
-
- if (state->chans_num == 6)
- dma_nums = 5;
- else
- dma_nums = 1;
-
- for (i = 0; i < dma_nums; i++) {
- if (i > 0) {
- s = state->other_states[i - 1];
- dmabuf = &s->dmabuf;
- dmabuf->fmt = state->dmabuf.fmt;
- dmabuf->rate = state->dmabuf.rate;
- }
-
- spin_lock_irqsave(&s->card->lock, flags);
- dmabuf->hwptr = dmabuf->swptr = dmabuf->total_bytes = 0;
- dmabuf->count = dmabuf->error = 0;
- spin_unlock_irqrestore(&s->card->lock, flags);
-
- /* allocate DMA buffer if not allocated yet */
- if (!dmabuf->rawbuf) {
- if (i == 0) {
- if ((ret = alloc_main_dmabuf(state))) {
- unlock_set_fmt(state);
- return ret;
- }
- } else {
- ret = -ENOMEM;
- order = state->dmabuf.buforder - 1;
- if (order >= DMABUF_MINORDER) {
- ret = alloc_dmabuf(dmabuf,
- state->card->pci_dev,
- order);
- }
- if (ret) {
- /* release the main DMA buffer */
- dealloc_dmabuf(&state->dmabuf, state->card->pci_dev);
- /* release the auxiliary DMA buffers */
- for (i -= 2; i >= 0; i--)
- dealloc_dmabuf(&state->other_states[i]->dmabuf,
- state->card->pci_dev);
- unlock_set_fmt(state);
- return ret;
- }
- }
- }
- /* FIXME: figure out all this OSS fragment stuff */
- bytepersec = dmabuf->rate << sample_shift[dmabuf->fmt];
- bufsize = PAGE_SIZE << dmabuf->buforder;
- if (dmabuf->ossfragshift) {
- if ((1000 << dmabuf->ossfragshift) < bytepersec)
- dmabuf->fragshift = ld2(bytepersec / 1000);
- else
- dmabuf->fragshift = dmabuf->ossfragshift;
- } else {
- /* lets hand out reasonable big ass buffers by default */
- dmabuf->fragshift = (dmabuf->buforder + PAGE_SHIFT - 2);
- }
- dmabuf->numfrag = bufsize >> dmabuf->fragshift;
- while (dmabuf->numfrag < 4 && dmabuf->fragshift > 3) {
- dmabuf->fragshift--;
- dmabuf->numfrag = bufsize >> dmabuf->fragshift;
- }
- dmabuf->fragsize = 1 << dmabuf->fragshift;
- if (dmabuf->ossmaxfrags >= 4 && dmabuf->ossmaxfrags < dmabuf->numfrag)
- dmabuf->numfrag = dmabuf->ossmaxfrags;
- dmabuf->fragsamples = dmabuf->fragsize >> sample_shift[dmabuf->fmt];
- dmabuf->dmasize = dmabuf->numfrag << dmabuf->fragshift;
-
- memset(dmabuf->rawbuf, (dmabuf->fmt & TRIDENT_FMT_16BIT) ? 0 : 0x80,
- dmabuf->dmasize);
-
- spin_lock_irqsave(&s->card->lock, flags);
- if (rec == DM_RECORD)
- trident_rec_setup(s);
- else /* DM_PLAYBACK */
- trident_play_setup(s);
-
- spin_unlock_irqrestore(&s->card->lock, flags);
-
- /* set the ready flag for the dma buffer */
- dmabuf->ready = 1;
-
- pr_debug("trident: prog_dmabuf(%d), sample rate = %d, "
- "format = %d, numfrag = %d, fragsize = %d "
- "dmasize = %d\n", dmabuf->channel->num,
- dmabuf->rate, dmabuf->fmt, dmabuf->numfrag,
- dmabuf->fragsize, dmabuf->dmasize);
- }
- unlock_set_fmt(state);
- return 0;
-}
-
-
-static inline int prog_dmabuf_record(struct trident_state* state)
-{
- return prog_dmabuf(state, DM_RECORD);
-}
-
-static inline int prog_dmabuf_playback(struct trident_state* state)
-{
- return prog_dmabuf(state, DM_PLAYBACK);
-}
-
-/* we are doing quantum mechanics here, the buffer can only be empty, half or full filled i.e.
- |------------|------------| or |xxxxxxxxxxxx|------------| or |xxxxxxxxxxxx|xxxxxxxxxxxx|
- but we almost always get this
- |xxxxxx------|------------| or |xxxxxxxxxxxx|xxxxx-------|
- so we have to clear the tail space to "silence"
- |xxxxxx000000|------------| or |xxxxxxxxxxxx|xxxxxx000000|
-*/
-static void
-trident_clear_tail(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned swptr;
- unsigned char silence = (dmabuf->fmt & TRIDENT_FMT_16BIT) ? 0 : 0x80;
- unsigned int len;
- unsigned long flags;
-
- spin_lock_irqsave(&state->card->lock, flags);
- swptr = dmabuf->swptr;
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- if (swptr == 0 || swptr == dmabuf->dmasize / 2 ||
- swptr == dmabuf->dmasize)
- return;
-
- if (swptr < dmabuf->dmasize / 2)
- len = dmabuf->dmasize / 2 - swptr;
- else
- len = dmabuf->dmasize - swptr;
-
- memset(dmabuf->rawbuf + swptr, silence, len);
- if (state->card->pci_id != PCI_DEVICE_ID_ALI_5451) {
- spin_lock_irqsave(&state->card->lock, flags);
- dmabuf->swptr += len;
- dmabuf->count += len;
- spin_unlock_irqrestore(&state->card->lock, flags);
- }
-
- /* restart the dma machine in case it is halted */
- start_dac(state);
-}
-
-static int
-drain_dac(struct trident_state *state, int nonblock)
-{
- DECLARE_WAITQUEUE(wait, current);
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned long flags;
- unsigned long tmo;
- int count;
- unsigned long diff = 0;
-
- if (dmabuf->mapped || !dmabuf->ready)
- return 0;
-
- add_wait_queue(&dmabuf->wait, &wait);
- for (;;) {
- /* It seems that we have to set the current state to TASK_INTERRUPTIBLE
- every time to make the process really go to sleep */
- set_current_state(TASK_INTERRUPTIBLE);
-
- spin_lock_irqsave(&state->card->lock, flags);
- count = dmabuf->count;
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- if (count <= 0)
- break;
-
- if (signal_pending(current))
- break;
-
- if (nonblock) {
- remove_wait_queue(&dmabuf->wait, &wait);
- set_current_state(TASK_RUNNING);
- return -EBUSY;
- }
-
- /* No matter how much data is left in the buffer, we have to wait until
- CSO == ESO/2 or CSO == ESO when address engine interrupts */
- if (state->card->pci_id == PCI_DEVICE_ID_ALI_5451 ||
- state->card->pci_id == PCI_DEVICE_ID_INTERG_5050) {
- diff = dmabuf->swptr - trident_get_dma_addr(state) + dmabuf->dmasize;
- diff = diff % (dmabuf->dmasize);
- tmo = (diff * HZ) / dmabuf->rate;
- } else {
- tmo = (dmabuf->dmasize * HZ) / dmabuf->rate;
- }
- tmo >>= sample_shift[dmabuf->fmt];
- if (!schedule_timeout(tmo ? tmo : 1) && tmo) {
- break;
- }
- }
- remove_wait_queue(&dmabuf->wait, &wait);
- set_current_state(TASK_RUNNING);
- if (signal_pending(current))
- return -ERESTARTSYS;
-
- return 0;
-}
-
-/* update buffer manangement pointers, especially, */
-/* dmabuf->count and dmabuf->hwptr */
-static void
-trident_update_ptr(struct trident_state *state)
-{
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned hwptr, swptr;
- int clear_cnt = 0;
- int diff;
- unsigned char silence;
- unsigned half_dmasize;
-
- /* update hardware pointer */
- hwptr = trident_get_dma_addr(state);
- diff = (dmabuf->dmasize + hwptr - dmabuf->hwptr) % dmabuf->dmasize;
- dmabuf->hwptr = hwptr;
- dmabuf->total_bytes += diff;
-
- /* error handling and process wake up for ADC */
- if (dmabuf->enable == ADC_RUNNING) {
- if (dmabuf->mapped) {
- dmabuf->count -= diff;
- if (dmabuf->count >= (signed) dmabuf->fragsize)
- wake_up(&dmabuf->wait);
- } else {
- dmabuf->count += diff;
-
- if (dmabuf->count < 0 ||
- dmabuf->count > dmabuf->dmasize) {
- /* buffer underrun or buffer overrun, */
- /* we have no way to recover it here, just */
- /* stop the machine and let the process */
- /* force hwptr and swptr to sync */
- __stop_adc(state);
- dmabuf->error++;
- }
- if (dmabuf->count < (signed) dmabuf->dmasize / 2)
- wake_up(&dmabuf->wait);
- }
- }
-
- /* error handling and process wake up for DAC */
- if (dmabuf->enable == DAC_RUNNING) {
- if (dmabuf->mapped) {
- dmabuf->count += diff;
- if (dmabuf->count >= (signed) dmabuf->fragsize)
- wake_up(&dmabuf->wait);
- } else {
- dmabuf->count -= diff;
-
- if (dmabuf->count < 0 ||
- dmabuf->count > dmabuf->dmasize) {
- /* buffer underrun or buffer overrun, we have no way to recover
- it here, just stop the machine and let the process force hwptr
- and swptr to sync */
- __stop_dac(state);
- dmabuf->error++;
- } else if (!dmabuf->endcleared) {
- swptr = dmabuf->swptr;
- silence = (dmabuf->fmt & TRIDENT_FMT_16BIT ? 0 : 0x80);
- if (dmabuf->update_flag & ALI_ADDRESS_INT_UPDATE) {
- /* We must clear end data of 1/2 dmabuf if needed.
- According to 1/2 algorithm of Address Engine Interrupt,
- check the validation of the data of half dmasize. */
- half_dmasize = dmabuf->dmasize / 2;
- if ((diff = hwptr - half_dmasize) < 0)
- diff = hwptr;
- if ((dmabuf->count + diff) < half_dmasize) {
- //there is invalid data in the end of half buffer
- if ((clear_cnt = half_dmasize - swptr) < 0)
- clear_cnt += half_dmasize;
- //clear the invalid data
- memset(dmabuf->rawbuf + swptr, silence, clear_cnt);
- if (state->chans_num == 6) {
- clear_cnt = clear_cnt / 2;
- swptr = swptr / 2;
- memset(state->other_states[0]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- memset(state->other_states[1]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- memset(state->other_states[2]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- memset(state->other_states[3]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- }
- dmabuf->endcleared = 1;
- }
- } else if (dmabuf->count < (signed) dmabuf->fragsize) {
- clear_cnt = dmabuf->fragsize;
- if ((swptr + clear_cnt) > dmabuf->dmasize)
- clear_cnt = dmabuf->dmasize - swptr;
- memset(dmabuf->rawbuf + swptr, silence, clear_cnt);
- if (state->chans_num == 6) {
- clear_cnt = clear_cnt / 2;
- swptr = swptr / 2;
- memset(state->other_states[0]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- memset(state->other_states[1]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- memset(state->other_states[2]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- memset(state->other_states[3]->dmabuf.rawbuf + swptr,
- silence, clear_cnt);
- }
- dmabuf->endcleared = 1;
- }
- }
- /* trident_update_ptr is called by interrupt handler or by process via
- ioctl/poll, we only wake up the waiting process when we have more
- than 1/2 buffer free (always true for interrupt handler) */
- if (dmabuf->count < (signed) dmabuf->dmasize / 2)
- wake_up(&dmabuf->wait);
- }
- }
- dmabuf->update_flag &= ~ALI_ADDRESS_INT_UPDATE;
-}
-
-static void
-trident_address_interrupt(struct trident_card *card)
-{
- int i;
- struct trident_state *state;
- unsigned int channel;
-
- /* Update the pointers for all channels we are running. */
- /* FIXME: should read interrupt status only once */
- for (i = 0; i < NR_HW_CH; i++) {
- channel = 63 - i;
- if (trident_check_channel_interrupt(card, channel)) {
- trident_ack_channel_interrupt(card, channel);
- if ((state = card->states[i]) != NULL) {
- trident_update_ptr(state);
- } else {
- printk(KERN_WARNING "trident: spurious channel "
- "irq %d.\n", channel);
- trident_stop_voice(card, channel);
- trident_disable_voice_irq(card, channel);
- }
- }
- }
-}
-
-static void
-ali_hwvol_control(struct trident_card *card, int opt)
-{
- u16 dwTemp, volume[2], mute, diff, *pVol[2];
-
- dwTemp = ali_ac97_read(card->ac97_codec[0], 0x02);
- mute = dwTemp & 0x8000;
- volume[0] = dwTemp & 0x001f;
- volume[1] = (dwTemp & 0x1f00) >> 8;
- if (volume[0] < volume[1]) {
- pVol[0] = &volume[0];
- pVol[1] = &volume[1];
- } else {
- pVol[1] = &volume[0];
- pVol[0] = &volume[1];
- }
- diff = *(pVol[1]) - *(pVol[0]);
-
- if (opt == 1) { // MUTE
- dwTemp ^= 0x8000;
- ali_ac97_write(card->ac97_codec[0],
- 0x02, dwTemp);
- } else if (opt == 2) { // Down
- if (mute)
- return;
- if (*(pVol[1]) < 0x001f) {
- (*pVol[1])++;
- *(pVol[0]) = *(pVol[1]) - diff;
- }
- dwTemp &= 0xe0e0;
- dwTemp |= (volume[0]) | (volume[1] << 8);
- ali_ac97_write(card->ac97_codec[0], 0x02, dwTemp);
- card->ac97_codec[0]->mixer_state[0] = ((32 - volume[0]) * 25 / 8) |
- (((32 - volume[1]) * 25 / 8) << 8);
- } else if (opt == 4) { // Up
- if (mute)
- return;
- if (*(pVol[0]) > 0) {
- (*pVol[0])--;
- *(pVol[1]) = *(pVol[0]) + diff;
- }
- dwTemp &= 0xe0e0;
- dwTemp |= (volume[0]) | (volume[1] << 8);
- ali_ac97_write(card->ac97_codec[0], 0x02, dwTemp);
- card->ac97_codec[0]->mixer_state[0] = ((32 - volume[0]) * 25 / 8) |
- (((32 - volume[1]) * 25 / 8) << 8);
- } else {
- /* Nothing needs doing */
- }
-}
-
-/*
- * Re-enable reporting of vol change after 0.1 seconds
- */
-
-static void
-ali_timeout(unsigned long ptr)
-{
- struct trident_card *card = (struct trident_card *) ptr;
- u16 temp = 0;
-
- /* Enable GPIO IRQ (MISCINT bit 18h) */
- temp = inw(TRID_REG(card, T4D_MISCINT + 2));
- temp |= 0x0004;
- outw(temp, TRID_REG(card, T4D_MISCINT + 2));
-}
-
-/*
- * Set up the timer to clear the vol change notification
- */
-
-static void
-ali_set_timer(struct trident_card *card)
-{
- /* Add Timer Routine to Enable GPIO IRQ */
- del_timer(&card->timer); /* Never queue twice */
- card->timer.function = ali_timeout;
- card->timer.data = (unsigned long) card;
- card->timer.expires = jiffies + HZ / 10;
- add_timer(&card->timer);
-}
-
-/*
- * Process a GPIO event
- */
-
-static void
-ali_queue_task(struct trident_card *card, int opt)
-{
- u16 temp;
-
- /* Disable GPIO IRQ (MISCINT bit 18h) */
- temp = inw(TRID_REG(card, T4D_MISCINT + 2));
- temp &= (u16) (~0x0004);
- outw(temp, TRID_REG(card, T4D_MISCINT + 2));
-
- /* Adjust the volume */
- ali_hwvol_control(card, opt);
-
- /* Set the timer for 1/10th sec */
- ali_set_timer(card);
-}
-
-static void
-cyber_address_interrupt(struct trident_card *card)
-{
- int i, irq_status;
- struct trident_state *state;
- unsigned int channel;
-
- /* Update the pointers for all channels we are running. */
- /* FIXED: read interrupt status only once */
- irq_status = inl(TRID_REG(card, T4D_AINT_A));
-
- pr_debug("cyber_address_interrupt: irq_status 0x%X\n", irq_status);
-
- for (i = 0; i < NR_HW_CH; i++) {
- channel = 31 - i;
- if (irq_status & (1 << channel)) {
- /* clear bit by writing a 1, zeroes are ignored */
- outl((1 << channel), TRID_REG(card, T4D_AINT_A));
-
- pr_debug("cyber_interrupt: channel %d\n", channel);
-
- if ((state = card->states[i]) != NULL) {
- trident_update_ptr(state);
- } else {
- printk(KERN_WARNING "cyber5050: spurious "
- "channel irq %d.\n", channel);
- trident_stop_voice(card, channel);
- trident_disable_voice_irq(card, channel);
- }
- }
- }
-}
-
-static irqreturn_t
-trident_interrupt(int irq, void *dev_id)
-{
- struct trident_card *card = (struct trident_card *) dev_id;
- u32 event;
- u32 gpio;
-
- spin_lock(&card->lock);
- event = inl(TRID_REG(card, T4D_MISCINT));
-
- pr_debug("trident: trident_interrupt called, MISCINT = 0x%08x\n",
- event);
-
- if (event & ADDRESS_IRQ) {
- card->address_interrupt(card);
- }
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- /* GPIO IRQ (H/W Volume Control) */
- event = inl(TRID_REG(card, T4D_MISCINT));
- if (event & (1 << 25)) {
- gpio = inl(TRID_REG(card, ALI_GPIO));
- if (!timer_pending(&card->timer))
- ali_queue_task(card, gpio & 0x07);
- }
- event = inl(TRID_REG(card, T4D_MISCINT));
- outl(event | (ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW),
- TRID_REG(card, T4D_MISCINT));
- spin_unlock(&card->lock);
- return IRQ_HANDLED;
- }
-
- /* manually clear interrupt status, bad hardware design, blame T^2 */
- outl((ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW),
- TRID_REG(card, T4D_MISCINT));
- spin_unlock(&card->lock);
- return IRQ_HANDLED;
-}
-
-/* in this loop, dmabuf.count signifies the amount of data that is waiting */
-/* to be copied to the user's buffer. it is filled by the dma machine and */
-/* drained by this loop. */
-static ssize_t
-trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
-{
- struct trident_state *state = (struct trident_state *)file->private_data;
- struct dmabuf *dmabuf = &state->dmabuf;
- ssize_t ret = 0;
- unsigned long flags;
- unsigned swptr;
- int cnt;
-
- pr_debug("trident: trident_read called, count = %zd\n", count);
-
- VALIDATE_STATE(state);
-
- if (dmabuf->mapped)
- return -ENXIO;
- if (!access_ok(VERIFY_WRITE, buffer, count))
- return -EFAULT;
-
- mutex_lock(&state->sem);
- if (!dmabuf->ready && (ret = prog_dmabuf_record(state)))
- goto out;
-
- while (count > 0) {
- spin_lock_irqsave(&state->card->lock, flags);
- if (dmabuf->count > (signed) dmabuf->dmasize) {
- /* buffer overrun, we are recovering from */
- /* sleep_on_timeout, resync hwptr and swptr, */
- /* make process flush the buffer */
- dmabuf->count = dmabuf->dmasize;
- dmabuf->swptr = dmabuf->hwptr;
- }
- swptr = dmabuf->swptr;
- cnt = dmabuf->dmasize - swptr;
- if (dmabuf->count < cnt)
- cnt = dmabuf->count;
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- if (cnt > count)
- cnt = count;
- if (cnt <= 0) {
- unsigned long tmo;
- /* buffer is empty, start the dma machine and */
- /* wait for data to be recorded */
- start_adc(state);
- if (file->f_flags & O_NONBLOCK) {
- if (!ret)
- ret = -EAGAIN;
- goto out;
- }
-
- mutex_unlock(&state->sem);
- /* No matter how much space left in the buffer, */
- /* we have to wait until CSO == ESO/2 or CSO == ESO */
- /* when address engine interrupts */
- tmo = (dmabuf->dmasize * HZ) / (dmabuf->rate * 2);
- tmo >>= sample_shift[dmabuf->fmt];
- /* There are two situations when sleep_on_timeout returns, one is when
- the interrupt is serviced correctly and the process is waked up by
- ISR ON TIME. Another is when timeout is expired, which means that
- either interrupt is NOT serviced correctly (pending interrupt) or it
- is TOO LATE for the process to be scheduled to run (scheduler latency)
- which results in a (potential) buffer overrun. And worse, there is
- NOTHING we can do to prevent it. */
- if (!interruptible_sleep_on_timeout(&dmabuf->wait, tmo)) {
- pr_debug(KERN_ERR "trident: recording schedule timeout, "
- "dmasz %u fragsz %u count %i hwptr %u swptr %u\n",
- dmabuf->dmasize, dmabuf->fragsize, dmabuf->count,
- dmabuf->hwptr, dmabuf->swptr);
-
- /* a buffer overrun, we delay the recovery until next time the
- while loop begin and we REALLY have space to record */
- }
- if (signal_pending(current)) {
- if (!ret)
- ret = -ERESTARTSYS;
- goto out;
- }
- mutex_lock(&state->sem);
- if (dmabuf->mapped) {
- if (!ret)
- ret = -ENXIO;
- goto out;
- }
- continue;
- }
-
- if (copy_to_user(buffer, dmabuf->rawbuf + swptr, cnt)) {
- if (!ret)
- ret = -EFAULT;
- goto out;
- }
-
- swptr = (swptr + cnt) % dmabuf->dmasize;
-
- spin_lock_irqsave(&state->card->lock, flags);
- dmabuf->swptr = swptr;
- dmabuf->count -= cnt;
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- count -= cnt;
- buffer += cnt;
- ret += cnt;
- start_adc(state);
- }
-out:
- mutex_unlock(&state->sem);
- return ret;
-}
-
-/* in this loop, dmabuf.count signifies the amount of data that is waiting to be dma to
- the soundcard. it is drained by the dma machine and filled by this loop. */
-
-static ssize_t
-trident_write(struct file *file, const char __user *buffer, size_t count, loff_t * ppos)
-{
- struct trident_state *state = (struct trident_state *)file->private_data;
- struct dmabuf *dmabuf = &state->dmabuf;
- ssize_t ret;
- unsigned long flags;
- unsigned swptr;
- int cnt;
- unsigned int state_cnt;
- unsigned int copy_count;
- int lret; /* for lock_set_fmt */
-
- pr_debug("trident: trident_write called, count = %zd\n", count);
-
- VALIDATE_STATE(state);
-
- /*
- * Guard against an mmap or ioctl while writing
- */
-
- mutex_lock(&state->sem);
-
- if (dmabuf->mapped) {
- ret = -ENXIO;
- goto out;
- }
- if (!dmabuf->ready && (ret = prog_dmabuf_playback(state)))
- goto out;
-
- if (!access_ok(VERIFY_READ, buffer, count)) {
- ret = -EFAULT;
- goto out;
- }
-
- ret = 0;
-
- while (count > 0) {
- spin_lock_irqsave(&state->card->lock, flags);
- if (dmabuf->count < 0) {
- /* buffer underrun, we are recovering from */
- /* sleep_on_timeout, resync hwptr and swptr */
- dmabuf->count = 0;
- dmabuf->swptr = dmabuf->hwptr;
- }
- swptr = dmabuf->swptr;
- cnt = dmabuf->dmasize - swptr;
- if (dmabuf->count + cnt > dmabuf->dmasize)
- cnt = dmabuf->dmasize - dmabuf->count;
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- if (cnt > count)
- cnt = count;
- if (cnt <= 0) {
- unsigned long tmo;
- /* buffer is full, start the dma machine and */
- /* wait for data to be played */
- start_dac(state);
- if (file->f_flags & O_NONBLOCK) {
- if (!ret)
- ret = -EAGAIN;
- goto out;
- }
- /* No matter how much data left in the buffer, */
- /* we have to wait until CSO == ESO/2 or CSO == ESO */
- /* when address engine interrupts */
- lock_set_fmt(state);
- tmo = (dmabuf->dmasize * HZ) / (dmabuf->rate * 2);
- tmo >>= sample_shift[dmabuf->fmt];
- unlock_set_fmt(state);
- mutex_unlock(&state->sem);
-
- /* There are two situations when sleep_on_timeout */
- /* returns, one is when the interrupt is serviced */
- /* correctly and the process is waked up by ISR */
- /* ON TIME. Another is when timeout is expired, which */
- /* means that either interrupt is NOT serviced */
- /* correctly (pending interrupt) or it is TOO LATE */
- /* for the process to be scheduled to run */
- /* (scheduler latency) which results in a (potential) */
- /* buffer underrun. And worse, there is NOTHING we */
- /* can do to prevent it. */
- if (!interruptible_sleep_on_timeout(&dmabuf->wait, tmo)) {
- pr_debug(KERN_ERR "trident: playback schedule "
- "timeout, dmasz %u fragsz %u count %i "
- "hwptr %u swptr %u\n", dmabuf->dmasize,
- dmabuf->fragsize, dmabuf->count,
- dmabuf->hwptr, dmabuf->swptr);
-
- /* a buffer underrun, we delay the recovery */
- /* until next time the while loop begin and */
- /* we REALLY have data to play */
- }
- if (signal_pending(current)) {
- if (!ret)
- ret = -ERESTARTSYS;
- goto out_nolock;
- }
- mutex_lock(&state->sem);
- if (dmabuf->mapped) {
- if (!ret)
- ret = -ENXIO;
- goto out;
- }
- continue;
- }
- if ((lret = lock_set_fmt(state)) < 0) {
- ret = lret;
- goto out;
- }
-
- if (state->chans_num == 6) {
- copy_count = 0;
- state_cnt = 0;
- if (ali_write_5_1(state, buffer, cnt, &copy_count,
- &state_cnt) == -EFAULT) {
- if (state_cnt) {
- swptr = (swptr + state_cnt) % dmabuf->dmasize;
- spin_lock_irqsave(&state->card->lock, flags);
- dmabuf->swptr = swptr;
- dmabuf->count += state_cnt;
- dmabuf->endcleared = 0;
- spin_unlock_irqrestore(&state->card->lock, flags);
- }
- ret += copy_count;
- if (!ret)
- ret = -EFAULT;
- unlock_set_fmt(state);
- goto out;
- }
- } else {
- if (copy_from_user(dmabuf->rawbuf + swptr,
- buffer, cnt)) {
- if (!ret)
- ret = -EFAULT;
- unlock_set_fmt(state);
- goto out;
- }
- state_cnt = cnt;
- }
- unlock_set_fmt(state);
-
- swptr = (swptr + state_cnt) % dmabuf->dmasize;
-
- spin_lock_irqsave(&state->card->lock, flags);
- dmabuf->swptr = swptr;
- dmabuf->count += state_cnt;
- dmabuf->endcleared = 0;
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- count -= cnt;
- buffer += cnt;
- ret += cnt;
- start_dac(state);
- }
-out:
- mutex_unlock(&state->sem);
-out_nolock:
- return ret;
-}
-
-/* No kernel lock - we have our own spinlock */
-static unsigned int
-trident_poll(struct file *file, struct poll_table_struct *wait)
-{
- struct trident_state *state = (struct trident_state *)file->private_data;
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned long flags;
- unsigned int mask = 0;
-
- VALIDATE_STATE(state);
-
- /*
- * Guard against a parallel poll and write causing multiple
- * prog_dmabuf events
- */
-
- mutex_lock(&state->sem);
-
- if (file->f_mode & FMODE_WRITE) {
- if (!dmabuf->ready && prog_dmabuf_playback(state)) {
- mutex_unlock(&state->sem);
- return 0;
- }
- poll_wait(file, &dmabuf->wait, wait);
- }
- if (file->f_mode & FMODE_READ) {
- if (!dmabuf->ready && prog_dmabuf_record(state)) {
- mutex_unlock(&state->sem);
- return 0;
- }
- poll_wait(file, &dmabuf->wait, wait);
- }
-
- mutex_unlock(&state->sem);
-
- spin_lock_irqsave(&state->card->lock, flags);
- trident_update_ptr(state);
- if (file->f_mode & FMODE_READ) {
- if (dmabuf->count >= (signed) dmabuf->fragsize)
- mask |= POLLIN | POLLRDNORM;
- }
- if (file->f_mode & FMODE_WRITE) {
- if (dmabuf->mapped) {
- if (dmabuf->count >= (signed) dmabuf->fragsize)
- mask |= POLLOUT | POLLWRNORM;
- } else {
- if ((signed) dmabuf->dmasize >= dmabuf->count +
- (signed) dmabuf->fragsize)
- mask |= POLLOUT | POLLWRNORM;
- }
- }
- spin_unlock_irqrestore(&state->card->lock, flags);
-
- return mask;
-}
-
-static int
-trident_mmap(struct file *file, struct vm_area_struct *vma)
-{
- struct trident_state *state = (struct trident_state *)file->private_data;
- struct dmabuf *dmabuf = &state->dmabuf;
- int ret = -EINVAL;
- unsigned long size;
-
- VALIDATE_STATE(state);
-
- /*
- * Lock against poll read write or mmap creating buffers. Also lock
- * a read or write against an mmap.
- */
-
- mutex_lock(&state->sem);
-
- if (vma->vm_flags & VM_WRITE) {
- if ((ret = prog_dmabuf_playback(state)) != 0)
- goto out;
- } else if (vma->vm_flags & VM_READ) {
- if ((ret = prog_dmabuf_record(state)) != 0)
- goto out;
- } else
- goto out;
-
- ret = -EINVAL;
- if (vma->vm_pgoff != 0)
- goto out;
- size = vma->vm_end - vma->vm_start;
- if (size > (PAGE_SIZE << dmabuf->buforder))
- goto out;
- ret = -EAGAIN;
- if (remap_pfn_range(vma, vma->vm_start,
- virt_to_phys(dmabuf->rawbuf) >> PAGE_SHIFT,
- size, vma->vm_page_prot))
- goto out;
- dmabuf->mapped = 1;
- ret = 0;
-out:
- mutex_unlock(&state->sem);
- return ret;
-}
-
-static int
-trident_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- struct trident_state *state = (struct trident_state *)file->private_data;
- struct dmabuf *dmabuf = &state->dmabuf;
- unsigned long flags;
- audio_buf_info abinfo;
- count_info cinfo;
- int val, mapped, ret = 0;
- struct trident_card *card = state->card;
- void __user *argp = (void __user *)arg;
- int __user *p = argp;
-
- VALIDATE_STATE(state);
-
-
- mapped = ((file->f_mode & (FMODE_WRITE | FMODE_READ)) && dmabuf->mapped);
-
- pr_debug("trident: trident_ioctl, command = %2d, arg = 0x%08x\n",
- _IOC_NR(cmd), arg ? *p : 0);
-
- switch (cmd) {
- case OSS_GETVERSION:
- ret = put_user(SOUND_VERSION, p);
- break;
-
- case SNDCTL_DSP_RESET:
- /* FIXME: spin_lock ? */
- if (file->f_mode & FMODE_WRITE) {
- stop_dac(state);
- synchronize_irq(card->irq);
- dmabuf->ready = 0;
- dmabuf->swptr = dmabuf->hwptr = 0;
- dmabuf->count = dmabuf->total_bytes = 0;
- }
- if (file->f_mode & FMODE_READ) {
- stop_adc(state);
- synchronize_irq(card->irq);
- dmabuf->ready = 0;
- dmabuf->swptr = dmabuf->hwptr = 0;
- dmabuf->count = dmabuf->total_bytes = 0;
- }
- break;
-
- case SNDCTL_DSP_SYNC:
- if (file->f_mode & FMODE_WRITE)
- ret = drain_dac(state, file->f_flags & O_NONBLOCK);
- break;
-
- case SNDCTL_DSP_SPEED: /* set smaple rate */
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if (val >= 0) {
- if (file->f_mode & FMODE_WRITE) {
- stop_dac(state);
- dmabuf->ready = 0;
- spin_lock_irqsave(&state->card->lock, flags);
- trident_set_dac_rate(state, val);
- spin_unlock_irqrestore(&state->card->lock, flags);
- }
- if (file->f_mode & FMODE_READ) {
- stop_adc(state);
- dmabuf->ready = 0;
- spin_lock_irqsave(&state->card->lock, flags);
- trident_set_adc_rate(state, val);
- spin_unlock_irqrestore(&state->card->lock, flags);
- }
- }
- ret = put_user(dmabuf->rate, p);
- break;
-
- case SNDCTL_DSP_STEREO: /* set stereo or mono channel */
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if ((ret = lock_set_fmt(state)) < 0)
- return ret;
-
- if (file->f_mode & FMODE_WRITE) {
- stop_dac(state);
- dmabuf->ready = 0;
- if (val)
- dmabuf->fmt |= TRIDENT_FMT_STEREO;
- else
- dmabuf->fmt &= ~TRIDENT_FMT_STEREO;
- }
- if (file->f_mode & FMODE_READ) {
- stop_adc(state);
- dmabuf->ready = 0;
- if (val)
- dmabuf->fmt |= TRIDENT_FMT_STEREO;
- else
- dmabuf->fmt &= ~TRIDENT_FMT_STEREO;
- }
- unlock_set_fmt(state);
- break;
-
- case SNDCTL_DSP_GETBLKSIZE:
- if (file->f_mode & FMODE_WRITE) {
- if ((val = prog_dmabuf_playback(state)))
- ret = val;
- else
- ret = put_user(dmabuf->fragsize, p);
- break;
- }
- if (file->f_mode & FMODE_READ) {
- if ((val = prog_dmabuf_record(state)))
- ret = val;
- else
- ret = put_user(dmabuf->fragsize, p);
- break;
- }
- /* neither READ nor WRITE? is this even possible? */
- ret = -EINVAL;
- break;
-
-
- case SNDCTL_DSP_GETFMTS: /* Returns a mask of supported sample format */
- ret = put_user(AFMT_S16_LE | AFMT_U16_LE | AFMT_S8 |
- AFMT_U8, p);
- break;
-
- case SNDCTL_DSP_SETFMT: /* Select sample format */
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if ((ret = lock_set_fmt(state)) < 0)
- return ret;
-
- if (val != AFMT_QUERY) {
- if (file->f_mode & FMODE_WRITE) {
- stop_dac(state);
- dmabuf->ready = 0;
- if (val == AFMT_S16_LE)
- dmabuf->fmt |= TRIDENT_FMT_16BIT;
- else
- dmabuf->fmt &= ~TRIDENT_FMT_16BIT;
- }
- if (file->f_mode & FMODE_READ) {
- stop_adc(state);
- dmabuf->ready = 0;
- if (val == AFMT_S16_LE)
- dmabuf->fmt |= TRIDENT_FMT_16BIT;
- else
- dmabuf->fmt &= ~TRIDENT_FMT_16BIT;
- }
- }
- unlock_set_fmt(state);
- ret = put_user((dmabuf->fmt & TRIDENT_FMT_16BIT) ? AFMT_S16_LE :
- AFMT_U8, p);
- break;
-
- case SNDCTL_DSP_CHANNELS:
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if (val != 0) {
- if ((ret = lock_set_fmt(state)) < 0)
- return ret;
-
- if (file->f_mode & FMODE_WRITE) {
- stop_dac(state);
- dmabuf->ready = 0;
-
- //prevent from memory leak
- if ((state->chans_num > 2) && (state->chans_num != val)) {
- ali_free_other_states_resources(state);
- state->chans_num = 1;
- }
-
- if (val >= 2) {
-
- dmabuf->fmt |= TRIDENT_FMT_STEREO;
- if ((val == 6) && (state->card->pci_id == PCI_DEVICE_ID_ALI_5451)) {
- if (card->rec_channel_use_count > 0) {
- printk(KERN_ERR "trident: Record is "
- "working on the card!\n");
- ret = -EBUSY;
- unlock_set_fmt(state);
- break;
- }
-
- ret = ali_setup_multi_channels(state->card, 6);
- if (ret < 0) {
- unlock_set_fmt(state);
- break;
- }
- mutex_lock(&state->card->open_mutex);
- ret = ali_allocate_other_states_resources(state, 6);
- if (ret < 0) {
- mutex_unlock(&state->card->open_mutex);
- unlock_set_fmt(state);
- break;
- }
- state->card->multi_channel_use_count++;
- mutex_unlock(&state->card->open_mutex);
- } else
- val = 2; /*yield to 2-channels */
- } else
- dmabuf->fmt &= ~TRIDENT_FMT_STEREO;
- state->chans_num = val;
- }
- if (file->f_mode & FMODE_READ) {
- stop_adc(state);
- dmabuf->ready = 0;
- if (val >= 2) {
- if (!((file->f_mode & FMODE_WRITE) &&
- (val == 6)))
- val = 2;
- dmabuf->fmt |= TRIDENT_FMT_STEREO;
- } else
- dmabuf->fmt &= ~TRIDENT_FMT_STEREO;
- state->chans_num = val;
- }
- unlock_set_fmt(state);
- }
- ret = put_user(val, p);
- break;
-
- case SNDCTL_DSP_POST:
- /* Cause the working fragment to be output */
- break;
-
- case SNDCTL_DSP_SUBDIVIDE:
- if (dmabuf->subdivision) {
- ret = -EINVAL;
- break;
- }
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if (val != 1 && val != 2 && val != 4) {
- ret = -EINVAL;
- break;
- }
- dmabuf->subdivision = val;
- break;
-
- case SNDCTL_DSP_SETFRAGMENT:
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
-
- dmabuf->ossfragshift = val & 0xffff;
- dmabuf->ossmaxfrags = (val >> 16) & 0xffff;
- if (dmabuf->ossfragshift < 4)
- dmabuf->ossfragshift = 4;
- if (dmabuf->ossfragshift > 15)
- dmabuf->ossfragshift = 15;
- if (dmabuf->ossmaxfrags < 4)
- dmabuf->ossmaxfrags = 4;
-
- break;
-
- case SNDCTL_DSP_GETOSPACE:
- if (!(file->f_mode & FMODE_WRITE)) {
- ret = -EINVAL;
- break;
- }
- if (!dmabuf->ready && (val = prog_dmabuf_playback(state)) != 0) {
- ret = val;
- break;
- }
- spin_lock_irqsave(&state->card->lock, flags);
- trident_update_ptr(state);
- abinfo.fragsize = dmabuf->fragsize;
- abinfo.bytes = dmabuf->dmasize - dmabuf->count;
- abinfo.fragstotal = dmabuf->numfrag;
- abinfo.fragments = abinfo.bytes >> dmabuf->fragshift;
- spin_unlock_irqrestore(&state->card->lock, flags);
- ret = copy_to_user(argp, &abinfo, sizeof (abinfo)) ?
- -EFAULT : 0;
- break;
-
- case SNDCTL_DSP_GETISPACE:
- if (!(file->f_mode & FMODE_READ)) {
- ret = -EINVAL;
- break;
- }
- if (!dmabuf->ready && (val = prog_dmabuf_record(state)) != 0) {
- ret = val;
- break;
- }
- spin_lock_irqsave(&state->card->lock, flags);
- trident_update_ptr(state);
- abinfo.fragsize = dmabuf->fragsize;
- abinfo.bytes = dmabuf->count;
- abinfo.fragstotal = dmabuf->numfrag;
- abinfo.fragments = abinfo.bytes >> dmabuf->fragshift;
- spin_unlock_irqrestore(&state->card->lock, flags);
- ret = copy_to_user(argp, &abinfo, sizeof (abinfo)) ?
- -EFAULT : 0;
- break;
-
- case SNDCTL_DSP_NONBLOCK:
- file->f_flags |= O_NONBLOCK;
- break;
-
- case SNDCTL_DSP_GETCAPS:
- ret = put_user(DSP_CAP_REALTIME | DSP_CAP_TRIGGER |
- DSP_CAP_MMAP | DSP_CAP_BIND, p);
- break;
-
- case SNDCTL_DSP_GETTRIGGER:
- val = 0;
- if ((file->f_mode & FMODE_READ) && dmabuf->enable)
- val |= PCM_ENABLE_INPUT;
- if ((file->f_mode & FMODE_WRITE) && dmabuf->enable)
- val |= PCM_ENABLE_OUTPUT;
- ret = put_user(val, p);
- break;
-
- case SNDCTL_DSP_SETTRIGGER:
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if (file->f_mode & FMODE_READ) {
- if (val & PCM_ENABLE_INPUT) {
- if (!dmabuf->ready &&
- (ret = prog_dmabuf_record(state)))
- break;
- start_adc(state);
- } else
- stop_adc(state);
- }
- if (file->f_mode & FMODE_WRITE) {
- if (val & PCM_ENABLE_OUTPUT) {
- if (!dmabuf->ready &&
- (ret = prog_dmabuf_playback(state)))
- break;
- start_dac(state);
- } else
- stop_dac(state);
- }
- break;
-
- case SNDCTL_DSP_GETIPTR:
- if (!(file->f_mode & FMODE_READ)) {
- ret = -EINVAL;
- break;
- }
- if (!dmabuf->ready && (val = prog_dmabuf_record(state))
- != 0) {
- ret = val;
- break;
- }
- spin_lock_irqsave(&state->card->lock, flags);
- trident_update_ptr(state);
- cinfo.bytes = dmabuf->total_bytes;
- cinfo.blocks = dmabuf->count >> dmabuf->fragshift;
- cinfo.ptr = dmabuf->hwptr;
- if (dmabuf->mapped)
- dmabuf->count &= dmabuf->fragsize - 1;
- spin_unlock_irqrestore(&state->card->lock, flags);
- ret = copy_to_user(argp, &cinfo, sizeof (cinfo)) ?
- -EFAULT : 0;
- break;
-
- case SNDCTL_DSP_GETOPTR:
- if (!(file->f_mode & FMODE_WRITE)) {
- ret = -EINVAL;
- break;
- }
- if (!dmabuf->ready && (val = prog_dmabuf_playback(state))
- != 0) {
- ret = val;
- break;
- }
-
- spin_lock_irqsave(&state->card->lock, flags);
- trident_update_ptr(state);
- cinfo.bytes = dmabuf->total_bytes;
- cinfo.blocks = dmabuf->count >> dmabuf->fragshift;
- cinfo.ptr = dmabuf->hwptr;
- if (dmabuf->mapped)
- dmabuf->count &= dmabuf->fragsize - 1;
- spin_unlock_irqrestore(&state->card->lock, flags);
- ret = copy_to_user(argp, &cinfo, sizeof (cinfo)) ?
- -EFAULT : 0;
- break;
-
- case SNDCTL_DSP_SETDUPLEX:
- ret = -EINVAL;
- break;
-
- case SNDCTL_DSP_GETODELAY:
- if (!(file->f_mode & FMODE_WRITE)) {
- ret = -EINVAL;
- break;
- }
- if (!dmabuf->ready && (val = prog_dmabuf_playback(state)) != 0) {
- ret = val;
- break;
- }
- spin_lock_irqsave(&state->card->lock, flags);
- trident_update_ptr(state);
- val = dmabuf->count;
- spin_unlock_irqrestore(&state->card->lock, flags);
- ret = put_user(val, p);
- break;
-
- case SOUND_PCM_READ_RATE:
- ret = put_user(dmabuf->rate, p);
- break;
-
- case SOUND_PCM_READ_CHANNELS:
- ret = put_user((dmabuf->fmt & TRIDENT_FMT_STEREO) ? 2 : 1,
- p);
- break;
-
- case SOUND_PCM_READ_BITS:
- ret = put_user((dmabuf->fmt & TRIDENT_FMT_16BIT) ? AFMT_S16_LE :
- AFMT_U8, p);
- break;
-
- case SNDCTL_DSP_GETCHANNELMASK:
- ret = put_user(DSP_BIND_FRONT | DSP_BIND_SURR |
- DSP_BIND_CENTER_LFE, p);
- break;
-
- case SNDCTL_DSP_BIND_CHANNEL:
- if (state->card->pci_id != PCI_DEVICE_ID_SI_7018) {
- ret = -EINVAL;
- break;
- }
-
- if (get_user(val, p)) {
- ret = -EFAULT;
- break;
- }
- if (val == DSP_BIND_QUERY) {
- val = dmabuf->channel->attribute | 0x3c00;
- val = attr2mask[val >> 8];
- } else {
- dmabuf->ready = 0;
- if (file->f_mode & FMODE_READ)
- dmabuf->channel->attribute = (CHANNEL_REC |
- SRC_ENABLE);
- if (file->f_mode & FMODE_WRITE)
- dmabuf->channel->attribute = (CHANNEL_SPC_PB |
- SRC_ENABLE);
- dmabuf->channel->attribute |= mask2attr[ffs(val)];
- }
- ret = put_user(val, p);
- break;
-
- case SNDCTL_DSP_MAPINBUF:
- case SNDCTL_DSP_MAPOUTBUF:
- case SNDCTL_DSP_SETSYNCRO:
- case SOUND_PCM_WRITE_FILTER:
- case SOUND_PCM_READ_FILTER:
- default:
- ret = -EINVAL;
- break;
-
- }
- return ret;
-}
-
-static int
-trident_open(struct inode *inode, struct file *file)
-{
- int i = 0;
- int minor = iminor(inode);
- struct trident_card *card = devs;
- struct trident_state *state = NULL;
- struct dmabuf *dmabuf = NULL;
- unsigned long flags;
-
- /* Added by Matt Wu 01-05-2001 */
- /* TODO: there's some redundacy here wrt the check below */
- /* for multi_use_count > 0. Should we return -EBUSY or find */
- /* a different card? for now, don't break current behaviour */
- /* -- mulix */
- if (file->f_mode & FMODE_READ) {
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- if (card->multi_channel_use_count > 0)
- return -EBUSY;
- }
- }
-
- /* find an available virtual channel (instance of /dev/dsp) */
- while (card != NULL) {
- mutex_lock(&card->open_mutex);
- if (file->f_mode & FMODE_READ) {
- /* Skip opens on cards that are in 6 channel mode */
- if (card->multi_channel_use_count > 0) {
- mutex_unlock(&card->open_mutex);
- card = card->next;
- continue;
- }
- }
- for (i = 0; i < NR_HW_CH; i++) {
- if (card->states[i] == NULL) {
- state = card->states[i] = kzalloc(sizeof(*state), GFP_KERNEL);
- if (state == NULL) {
- mutex_unlock(&card->open_mutex);
- return -ENOMEM;
- }
- mutex_init(&state->sem);
- dmabuf = &state->dmabuf;
- goto found_virt;
- }
- }
- mutex_unlock(&card->open_mutex);
- card = card->next;
- }
- /* no more virtual channel avaiable */
- if (!state) {
- return -ENODEV;
- }
- found_virt:
- /* found a free virtual channel, allocate hardware channels */
- if (file->f_mode & FMODE_READ)
- dmabuf->channel = card->alloc_rec_pcm_channel(card);
- else
- dmabuf->channel = card->alloc_pcm_channel(card);
-
- if (dmabuf->channel == NULL) {
- kfree(card->states[i]);
- card->states[i] = NULL;
- return -ENODEV;
- }
-
- /* initialize the virtual channel */
- state->virt = i;
- state->card = card;
- state->magic = TRIDENT_STATE_MAGIC;
- init_waitqueue_head(&dmabuf->wait);
- file->private_data = state;
-
- /* set default sample format. According to OSS Programmer's */
- /* Guide /dev/dsp should be default to unsigned 8-bits, mono, */
- /* with sample rate 8kHz and /dev/dspW will accept 16-bits sample */
- if (file->f_mode & FMODE_WRITE) {
- dmabuf->fmt &= ~TRIDENT_FMT_MASK;
- if ((minor & 0x0f) == SND_DEV_DSP16)
- dmabuf->fmt |= TRIDENT_FMT_16BIT;
- dmabuf->ossfragshift = 0;
- dmabuf->ossmaxfrags = 0;
- dmabuf->subdivision = 0;
- if (card->pci_id == PCI_DEVICE_ID_SI_7018) {
- /* set default channel attribute to normal playback */
- dmabuf->channel->attribute = CHANNEL_PB;
- }
- spin_lock_irqsave(&card->lock, flags);
- trident_set_dac_rate(state, 8000);
- spin_unlock_irqrestore(&card->lock, flags);
- }
-
- if (file->f_mode & FMODE_READ) {
- /* FIXME: Trident 4d can only record in signed 16-bits stereo, */
- /* 48kHz sample, to be dealed with in trident_set_adc_rate() ?? */
- dmabuf->fmt &= ~TRIDENT_FMT_MASK;
- if ((minor & 0x0f) == SND_DEV_DSP16)
- dmabuf->fmt |= TRIDENT_FMT_16BIT;
- dmabuf->ossfragshift = 0;
- dmabuf->ossmaxfrags = 0;
- dmabuf->subdivision = 0;
- if (card->pci_id == PCI_DEVICE_ID_SI_7018) {
- /* set default channel attribute to 0x8a80, record from
- PCM L/R FIFO and mono = (left + right + 1)/2 */
- dmabuf->channel->attribute = (CHANNEL_REC | PCM_LR |
- MONO_MIX);
- }
- spin_lock_irqsave(&card->lock, flags);
- trident_set_adc_rate(state, 8000);
- spin_unlock_irqrestore(&card->lock, flags);
-
- /* Added by Matt Wu 01-05-2001 */
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451)
- card->rec_channel_use_count++;
- }
-
- state->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- mutex_unlock(&card->open_mutex);
-
- pr_debug("trident: open virtual channel %d, hard channel %d\n",
- state->virt, dmabuf->channel->num);
-
- return nonseekable_open(inode, file);
-}
-
-static int
-trident_release(struct inode *inode, struct file *file)
-{
- struct trident_state *state = (struct trident_state *)file->private_data;
- struct trident_card *card;
- struct dmabuf *dmabuf;
-
- VALIDATE_STATE(state);
-
- card = state->card;
- dmabuf = &state->dmabuf;
-
- if (file->f_mode & FMODE_WRITE) {
- trident_clear_tail(state);
- drain_dac(state, file->f_flags & O_NONBLOCK);
- }
-
- pr_debug("trident: closing virtual channel %d, hard channel %d\n",
- state->virt, dmabuf->channel->num);
-
- /* stop DMA state machine and free DMA buffers/channels */
- mutex_lock(&card->open_mutex);
-
- if (file->f_mode & FMODE_WRITE) {
- stop_dac(state);
- dealloc_dmabuf(&state->dmabuf, state->card->pci_dev);
- state->card->free_pcm_channel(state->card, dmabuf->channel->num);
-
- /* Added by Matt Wu */
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- if (state->chans_num > 2) {
- if (card->multi_channel_use_count-- < 0)
- card->multi_channel_use_count = 0;
- if (card->multi_channel_use_count == 0)
- ali_close_multi_channels();
- ali_free_other_states_resources(state);
- }
- }
- }
- if (file->f_mode & FMODE_READ) {
- stop_adc(state);
- dealloc_dmabuf(&state->dmabuf, state->card->pci_dev);
- state->card->free_pcm_channel(state->card, dmabuf->channel->num);
-
- /* Added by Matt Wu */
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- if (card->rec_channel_use_count-- < 0)
- card->rec_channel_use_count = 0;
- }
- }
-
- card->states[state->virt] = NULL;
- kfree(state);
-
- /* we're covered by the open_mutex */
- mutex_unlock(&card->open_mutex);
-
- return 0;
-}
-
-static const struct file_operations trident_audio_fops = {
- .owner = THIS_MODULE,
- .llseek = no_llseek,
- .read = trident_read,
- .write = trident_write,
- .poll = trident_poll,
- .ioctl = trident_ioctl,
- .mmap = trident_mmap,
- .open = trident_open,
- .release = trident_release,
-};
-
-/* trident specific AC97 functions */
-/* Write AC97 codec registers */
-static void
-trident_ac97_set(struct ac97_codec *codec, u8 reg, u16 val)
-{
- struct trident_card *card = (struct trident_card *)codec->private_data;
- unsigned int address, mask, busy;
- unsigned short count = 0xffff;
- unsigned long flags;
- u32 data;
-
- data = ((u32) val) << 16;
-
- switch (card->pci_id) {
- default:
- case PCI_DEVICE_ID_SI_7018:
- address = SI_AC97_WRITE;
- mask = SI_AC97_BUSY_WRITE | SI_AC97_AUDIO_BUSY;
- if (codec->id)
- mask |= SI_AC97_SECONDARY;
- busy = SI_AC97_BUSY_WRITE;
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- address = DX_ACR0_AC97_W;
- mask = busy = DX_AC97_BUSY_WRITE;
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- address = NX_ACR1_AC97_W;
- mask = NX_AC97_BUSY_WRITE;
- if (codec->id)
- mask |= NX_AC97_WRITE_SECONDARY;
- busy = NX_AC97_BUSY_WRITE;
- break;
- case PCI_DEVICE_ID_INTERG_5050:
- address = SI_AC97_WRITE;
- mask = busy = SI_AC97_BUSY_WRITE;
- if (codec->id)
- mask |= SI_AC97_SECONDARY;
- break;
- }
-
- spin_lock_irqsave(&card->lock, flags);
- do {
- if ((inw(TRID_REG(card, address)) & busy) == 0)
- break;
- } while (--count);
-
- data |= (mask | (reg & AC97_REG_ADDR));
-
- if (count == 0) {
- printk(KERN_ERR "trident: AC97 CODEC write timed out.\n");
- spin_unlock_irqrestore(&card->lock, flags);
- return;
- }
-
- outl(data, TRID_REG(card, address));
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-/* Read AC97 codec registers */
-static u16
-trident_ac97_get(struct ac97_codec *codec, u8 reg)
-{
- struct trident_card *card = (struct trident_card *)codec->private_data;
- unsigned int address, mask, busy;
- unsigned short count = 0xffff;
- unsigned long flags;
- u32 data;
-
- switch (card->pci_id) {
- default:
- case PCI_DEVICE_ID_SI_7018:
- address = SI_AC97_READ;
- mask = SI_AC97_BUSY_READ | SI_AC97_AUDIO_BUSY;
- if (codec->id)
- mask |= SI_AC97_SECONDARY;
- busy = SI_AC97_BUSY_READ;
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- address = DX_ACR1_AC97_R;
- mask = busy = DX_AC97_BUSY_READ;
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- if (codec->id)
- address = NX_ACR3_AC97_R_SECONDARY;
- else
- address = NX_ACR2_AC97_R_PRIMARY;
- mask = NX_AC97_BUSY_READ;
- busy = NX_AC97_BUSY_READ | NX_AC97_BUSY_DATA;
- break;
- case PCI_DEVICE_ID_INTERG_5050:
- address = SI_AC97_READ;
- mask = busy = SI_AC97_BUSY_READ;
- if (codec->id)
- mask |= SI_AC97_SECONDARY;
- break;
- }
-
- data = (mask | (reg & AC97_REG_ADDR));
-
- spin_lock_irqsave(&card->lock, flags);
- outl(data, TRID_REG(card, address));
- do {
- data = inl(TRID_REG(card, address));
- if ((data & busy) == 0)
- break;
- } while (--count);
- spin_unlock_irqrestore(&card->lock, flags);
-
- if (count == 0) {
- printk(KERN_ERR "trident: AC97 CODEC read timed out.\n");
- data = 0;
- }
- return ((u16) (data >> 16));
-}
-
-/* rewrite ac97 read and write mixer register by hulei for ALI*/
-static int
-acquirecodecaccess(struct trident_card *card)
-{
- u16 wsemamask = 0x6000; /* bit 14..13 */
- u16 wsemabits;
- u16 wcontrol;
- int block = 0;
- int ncount = 25;
- while (1) {
- wcontrol = inw(TRID_REG(card, ALI_AC97_WRITE));
- wsemabits = wcontrol & wsemamask;
-
- if (wsemabits == 0x4000)
- return 1; /* 0x4000 is audio ,then success */
- if (ncount-- < 0)
- break;
- if (wsemabits == 0) {
- unlock:
- outl(((u32) (wcontrol & 0x1eff) | 0x00004000),
- TRID_REG(card, ALI_AC97_WRITE));
- continue;
- }
- udelay(20);
- }
- if (!block) {
- pr_debug("accesscodecsemaphore: try unlock\n");
- block = 1;
- goto unlock;
- }
- return 0;
-}
-
-static void
-releasecodecaccess(struct trident_card *card)
-{
- unsigned long wcontrol;
- wcontrol = inl(TRID_REG(card, ALI_AC97_WRITE));
- outl((wcontrol & 0xffff1eff), TRID_REG(card, ALI_AC97_WRITE));
-}
-
-static int
-waitforstimertick(struct trident_card *card)
-{
- unsigned long chk1, chk2;
- unsigned int wcount = 0xffff;
- chk1 = inl(TRID_REG(card, ALI_STIMER));
-
- while (1) {
- chk2 = inl(TRID_REG(card, ALI_STIMER));
- if ((wcount > 0) && chk1 != chk2)
- return 1;
- if (wcount <= 0)
- break;
- udelay(50);
- }
- return 0;
-}
-
-/* Read AC97 codec registers for ALi*/
-static u16
-ali_ac97_get(struct trident_card *card, int secondary, u8 reg)
-{
- unsigned int address, mask;
- unsigned int ncount;
- unsigned long aud_reg;
- u32 data;
- u16 wcontrol;
- unsigned long flags;
-
- BUG_ON(!card);
-
- address = ALI_AC97_READ;
- if (card->revision == ALI_5451_V02) {
- address = ALI_AC97_WRITE;
- }
- mask = ALI_AC97_READ_ACTION | ALI_AC97_AUDIO_BUSY;
- if (secondary)
- mask |= ALI_AC97_SECONDARY;
-
- spin_lock_irqsave(&card->lock, flags);
-
- if (!acquirecodecaccess(card))
- printk(KERN_ERR "access codec fail\n");
-
- wcontrol = inw(TRID_REG(card, ALI_AC97_WRITE));
- wcontrol &= 0xfe00;
- wcontrol |= (0x8000 | reg);
- outw(wcontrol, TRID_REG(card, ALI_AC97_WRITE));
-
- data = (mask | (reg & AC97_REG_ADDR));
-
- if (!waitforstimertick(card)) {
- printk(KERN_ERR "ali_ac97_read: BIT_CLOCK is dead\n");
- goto releasecodec;
- }
-
- udelay(20);
-
- ncount = 10;
-
- while (1) {
- if ((inw(TRID_REG(card, ALI_AC97_WRITE)) & ALI_AC97_BUSY_READ)
- != 0)
- break;
- if (ncount <= 0)
- break;
- if (ncount-- == 1) {
- pr_debug("ali_ac97_read :try clear busy flag\n");
- aud_reg = inl(TRID_REG(card, ALI_AC97_WRITE));
- outl((aud_reg & 0xffff7fff),
- TRID_REG(card, ALI_AC97_WRITE));
- }
- udelay(10);
- }
-
- data = inl(TRID_REG(card, address));
-
- spin_unlock_irqrestore(&card->lock, flags);
-
- return ((u16) (data >> 16));
-
- releasecodec:
- releasecodecaccess(card);
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_ERR "ali_ac97_read: AC97 CODEC read timed out.\n");
- return 0;
-}
-
-/* Write AC97 codec registers for hulei*/
-static void
-ali_ac97_set(struct trident_card *card, int secondary, u8 reg, u16 val)
-{
- unsigned int address, mask;
- unsigned int ncount;
- u32 data;
- u16 wcontrol;
- unsigned long flags;
-
- data = ((u32) val) << 16;
-
- BUG_ON(!card);
-
- address = ALI_AC97_WRITE;
- mask = ALI_AC97_WRITE_ACTION | ALI_AC97_AUDIO_BUSY;
- if (secondary)
- mask |= ALI_AC97_SECONDARY;
- if (card->revision == ALI_5451_V02)
- mask |= ALI_AC97_WRITE_MIXER_REGISTER;
-
- spin_lock_irqsave(&card->lock, flags);
- if (!acquirecodecaccess(card))
- printk(KERN_ERR "ali_ac97_write: access codec fail\n");
-
- wcontrol = inw(TRID_REG(card, ALI_AC97_WRITE));
- wcontrol &= 0xff00;
- wcontrol |= (0x8100 | reg); /* bit 8=1: (ali1535 )reserved/ */
- /* ali1535+ write */
- outl((data | wcontrol), TRID_REG(card, ALI_AC97_WRITE));
-
- if (!waitforstimertick(card)) {
- printk(KERN_ERR "BIT_CLOCK is dead\n");
- goto releasecodec;
- }
-
- ncount = 10;
- while (1) {
- wcontrol = inw(TRID_REG(card, ALI_AC97_WRITE));
- if (!(wcontrol & 0x8000))
- break;
- if (ncount <= 0)
- break;
- if (ncount-- == 1) {
- pr_debug("ali_ac97_set :try clear busy flag!!\n");
- outw(wcontrol & 0x7fff,
- TRID_REG(card, ALI_AC97_WRITE));
- }
- udelay(10);
- }
-
- releasecodec:
- releasecodecaccess(card);
- spin_unlock_irqrestore(&card->lock, flags);
- return;
-}
-
-static void
-ali_enable_special_channel(struct trident_state *stat)
-{
- struct trident_card *card = stat->card;
- unsigned long s_channels;
-
- s_channels = inl(TRID_REG(card, ALI_GLOBAL_CONTROL));
- s_channels |= (1 << stat->dmabuf.channel->num);
- outl(s_channels, TRID_REG(card, ALI_GLOBAL_CONTROL));
-}
-
-static u16
-ali_ac97_read(struct ac97_codec *codec, u8 reg)
-{
- int id;
- u16 data;
- struct trident_card *card = NULL;
-
- /* Added by Matt Wu */
- BUG_ON(!codec);
-
- card = (struct trident_card *) codec->private_data;
-
- if (!card->mixer_regs_ready)
- return ali_ac97_get(card, codec->id, reg);
-
- /*
- * FIXME: need to stop this caching some registers
- */
- if (codec->id)
- id = 1;
- else
- id = 0;
-
- data = card->mixer_regs[reg / 2][id];
- return data;
-}
-
-static void
-ali_ac97_write(struct ac97_codec *codec, u8 reg, u16 val)
-{
- int id;
- struct trident_card *card;
-
- /* Added by Matt Wu */
- BUG_ON(!codec);
-
- card = (struct trident_card *) codec->private_data;
-
- if (!card->mixer_regs_ready) {
- ali_ac97_set(card, codec->id, reg, val);
- return;
- }
-
- if (codec->id)
- id = 1;
- else
- id = 0;
-
- card->mixer_regs[reg / 2][id] = val;
- ali_ac97_set(card, codec->id, reg, val);
-}
-
-/*
-flag: ALI_SPDIF_OUT_TO_SPDIF_OUT
- ALI_PCM_TO_SPDIF_OUT
-*/
-
-static void
-ali_setup_spdif_out(struct trident_card *card, int flag)
-{
- unsigned long spdif;
- unsigned char ch;
-
- char temp;
- struct pci_dev *pci_dev = NULL;
-
- pci_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
- pci_dev);
- if (pci_dev == NULL)
- return;
- pci_read_config_byte(pci_dev, 0x61, &temp);
- temp |= 0x40;
- pci_write_config_byte(pci_dev, 0x61, temp);
- pci_read_config_byte(pci_dev, 0x7d, &temp);
- temp |= 0x01;
- pci_write_config_byte(pci_dev, 0x7d, temp);
- pci_read_config_byte(pci_dev, 0x7e, &temp);
- temp &= (~0x20);
- temp |= 0x10;
- pci_write_config_byte(pci_dev, 0x7e, temp);
-
- pci_dev_put(pci_dev);
-
- ch = inb(TRID_REG(card, ALI_SCTRL));
- outb(ch | ALI_SPDIF_OUT_ENABLE, TRID_REG(card, ALI_SCTRL));
- ch = inb(TRID_REG(card, ALI_SPDIF_CTRL));
- outb(ch & ALI_SPDIF_OUT_CH_STATUS, TRID_REG(card, ALI_SPDIF_CTRL));
-
- if (flag & ALI_SPDIF_OUT_TO_SPDIF_OUT) {
- spdif = inw(TRID_REG(card, ALI_GLOBAL_CONTROL));
- spdif |= ALI_SPDIF_OUT_CH_ENABLE;
- spdif &= ALI_SPDIF_OUT_SEL_SPDIF;
- outw(spdif, TRID_REG(card, ALI_GLOBAL_CONTROL));
- spdif = inw(TRID_REG(card, ALI_SPDIF_CS));
- if (flag & ALI_SPDIF_OUT_NON_PCM)
- spdif |= 0x0002;
- else
- spdif &= (~0x0002);
- outw(spdif, TRID_REG(card, ALI_SPDIF_CS));
- } else {
- spdif = inw(TRID_REG(card, ALI_GLOBAL_CONTROL));
- spdif |= ALI_SPDIF_OUT_SEL_PCM;
- outw(spdif, TRID_REG(card, ALI_GLOBAL_CONTROL));
- }
-}
-
-static void
-ali_disable_special_channel(struct trident_card *card, int ch)
-{
- unsigned long sc;
-
- sc = inl(TRID_REG(card, ALI_GLOBAL_CONTROL));
- sc &= ~(1 << ch);
- outl(sc, TRID_REG(card, ALI_GLOBAL_CONTROL));
-}
-
-static void
-ali_disable_spdif_in(struct trident_card *card)
-{
- unsigned long spdif;
-
- spdif = inl(TRID_REG(card, ALI_GLOBAL_CONTROL));
- spdif &= (~ALI_SPDIF_IN_SUPPORT);
- outl(spdif, TRID_REG(card, ALI_GLOBAL_CONTROL));
-
- ali_disable_special_channel(card, ALI_SPDIF_IN_CHANNEL);
-}
-
-static void
-ali_setup_spdif_in(struct trident_card *card)
-{
- unsigned long spdif;
-
- //Set SPDIF IN Supported
- spdif = inl(TRID_REG(card, ALI_GLOBAL_CONTROL));
- spdif |= ALI_SPDIF_IN_SUPPORT;
- outl(spdif, TRID_REG(card, ALI_GLOBAL_CONTROL));
-
- //Set SPDIF IN Rec
- spdif = inl(TRID_REG(card, ALI_GLOBAL_CONTROL));
- spdif |= ALI_SPDIF_IN_CH_ENABLE;
- outl(spdif, TRID_REG(card, ALI_GLOBAL_CONTROL));
-
- spdif = inb(TRID_REG(card, ALI_SPDIF_CTRL));
- spdif |= ALI_SPDIF_IN_CH_STATUS;
- outb(spdif, TRID_REG(card, ALI_SPDIF_CTRL));
-/*
- spdif = inb(TRID_REG(card, ALI_SPDIF_CTRL));
- spdif |= ALI_SPDIF_IN_FUNC_ENABLE;
- outb(spdif, TRID_REG(card, ALI_SPDIF_CTRL));
-*/
-}
-
-static void
-ali_delay(struct trident_card *card, int interval)
-{
- unsigned long begintimer, currenttimer;
-
- begintimer = inl(TRID_REG(card, ALI_STIMER));
- currenttimer = inl(TRID_REG(card, ALI_STIMER));
-
- while (currenttimer < begintimer + interval)
- currenttimer = inl(TRID_REG(card, ALI_STIMER));
-}
-
-static void
-ali_detect_spdif_rate(struct trident_card *card)
-{
- u16 wval = 0;
- u16 count = 0;
- u8 bval = 0, R1 = 0, R2 = 0;
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CTRL));
- bval |= 0x02;
- outb(bval, TRID_REG(card, ALI_SPDIF_CTRL));
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CTRL + 1));
- bval |= 0x1F;
- outb(bval, TRID_REG(card, ALI_SPDIF_CTRL + 1));
-
- while (((R1 < 0x0B) || (R1 > 0x0E)) && (R1 != 0x12) &&
- count <= 50000) {
- count++;
-
- ali_delay(card, 6);
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CTRL + 1));
- R1 = bval & 0x1F;
- }
-
- if (count > 50000) {
- printk(KERN_WARNING "trident: Error in "
- "ali_detect_spdif_rate!\n");
- return;
- }
-
- count = 0;
-
- while (count <= 50000) {
- count++;
-
- ali_delay(card, 6);
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CTRL + 1));
- R2 = bval & 0x1F;
-
- if (R2 != R1)
- R1 = R2;
- else
- break;
- }
-
- if (count > 50000) {
- printk(KERN_WARNING "trident: Error in "
- "ali_detect_spdif_rate!\n");
- return;
- }
-
- switch (R2) {
- case 0x0b:
- case 0x0c:
- case 0x0d:
- case 0x0e:
- wval = inw(TRID_REG(card, ALI_SPDIF_CTRL + 2));
- wval &= 0xE0F0;
- wval |= (u16) 0x09 << 8 | (u16) 0x05;
- outw(wval, TRID_REG(card, ALI_SPDIF_CTRL + 2));
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CS + 3)) & 0xF0;
- outb(bval | 0x02, TRID_REG(card, ALI_SPDIF_CS + 3));
- break;
-
- case 0x12:
- wval = inw(TRID_REG(card, ALI_SPDIF_CTRL + 2));
- wval &= 0xE0F0;
- wval |= (u16) 0x0E << 8 | (u16) 0x08;
- outw(wval, TRID_REG(card, ALI_SPDIF_CTRL + 2));
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CS + 3)) & 0xF0;
- outb(bval | 0x03, TRID_REG(card, ALI_SPDIF_CS + 3));
- break;
-
- default:
- break;
- }
-
-}
-
-static unsigned int
-ali_get_spdif_in_rate(struct trident_card *card)
-{
- u32 dwRate = 0;
- u8 bval = 0;
-
- ali_detect_spdif_rate(card);
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CTRL));
- bval &= 0x7F;
- bval |= 0x40;
- outb(bval, TRID_REG(card, ALI_SPDIF_CTRL));
-
- bval = inb(TRID_REG(card, ALI_SPDIF_CS + 3));
- bval &= 0x0F;
-
- switch (bval) {
- case 0:
- dwRate = 44100;
- break;
- case 1:
- dwRate = 48000;
- break;
- case 2:
- dwRate = 32000;
- break;
- default:
- // Error occurs
- break;
- }
-
- return dwRate;
-
-}
-
-static int
-ali_close_multi_channels(void)
-{
- char temp = 0;
- struct pci_dev *pci_dev = NULL;
-
- pci_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
- pci_dev);
- if (pci_dev == NULL)
- return -1;
-
- pci_read_config_byte(pci_dev, 0x59, &temp);
- temp &= ~0x80;
- pci_write_config_byte(pci_dev, 0x59, temp);
-
- pci_dev_put(pci_dev);
-
- pci_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101,
- NULL);
- if (pci_dev == NULL)
- return -1;
-
- pci_read_config_byte(pci_dev, 0xB8, &temp);
- temp &= ~0x20;
- pci_write_config_byte(pci_dev, 0xB8, temp);
-
- pci_dev_put(pci_dev);
-
- return 0;
-}
-
-static int
-ali_setup_multi_channels(struct trident_card *card, int chan_nums)
-{
- unsigned long dwValue;
- char temp = 0;
- struct pci_dev *pci_dev = NULL;
-
- pci_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
- pci_dev);
- if (pci_dev == NULL)
- return -1;
- pci_read_config_byte(pci_dev, 0x59, &temp);
- temp |= 0x80;
- pci_write_config_byte(pci_dev, 0x59, temp);
-
- pci_dev_put(pci_dev);
-
- pci_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101,
- NULL);
- if (pci_dev == NULL)
- return -1;
- pci_read_config_byte(pci_dev, (int) 0xB8, &temp);
- temp |= 0x20;
- pci_write_config_byte(pci_dev, (int) 0xB8, (u8) temp);
-
- pci_dev_put(pci_dev);
-
- if (chan_nums == 6) {
- dwValue = inl(TRID_REG(card, ALI_SCTRL)) | 0x000f0000;
- outl(dwValue, TRID_REG(card, ALI_SCTRL));
- mdelay(4);
- dwValue = inl(TRID_REG(card, ALI_SCTRL));
- if (dwValue & 0x2000000) {
- ali_ac97_write(card->ac97_codec[0], 0x02, 8080);
- ali_ac97_write(card->ac97_codec[0], 0x36, 0);
- ali_ac97_write(card->ac97_codec[0], 0x38, 0);
- /*
- * On a board with a single codec you won't get the
- * surround. On other boards configure it.
- */
- if (card->ac97_codec[1] != NULL) {
- ali_ac97_write(card->ac97_codec[1], 0x36, 0);
- ali_ac97_write(card->ac97_codec[1], 0x38, 0);
- ali_ac97_write(card->ac97_codec[1], 0x02, 0x0606);
- ali_ac97_write(card->ac97_codec[1], 0x18, 0x0303);
- ali_ac97_write(card->ac97_codec[1], 0x74, 0x3);
- }
- return 1;
- }
- }
- return -EINVAL;
-}
-
-static void
-ali_free_pcm_channel(struct trident_card *card, unsigned int channel)
-{
- int bank;
-
- if (channel > 31)
- return;
-
- bank = channel >> 5;
- channel = channel & 0x1f;
-
- card->banks[bank].bitmap &= ~(1 << (channel));
-}
-
-static int
-ali_allocate_other_states_resources(struct trident_state *state, int chan_nums)
-{
- struct trident_card *card = state->card;
- struct trident_state *s;
- int i, state_count = 0;
- struct trident_pcm_bank *bank;
- struct trident_channel *channel;
- unsigned long num;
-
- bank = &card->banks[BANK_A];
-
- if (chan_nums != 6)
- return 0;
-
- for (i = 0; (i < ALI_CHANNELS) && (state_count != 4); i++) {
- if (card->states[i])
- continue;
-
- num = ali_multi_channels_5_1[state_count];
- if (!(bank->bitmap & (1 << num))) {
- bank->bitmap |= 1 << num;
- channel = &bank->channels[num];
- channel->num = num;
- } else {
- state_count--;
- for (; state_count >= 0; state_count--) {
- kfree(state->other_states[state_count]);
- num = ali_multi_channels_5_1[state_count];
- ali_free_pcm_channel(card, num);
- }
- return -EBUSY;
- }
- s = card->states[i] = kzalloc(sizeof(*state), GFP_KERNEL);
- if (!s) {
- num = ali_multi_channels_5_1[state_count];
- ali_free_pcm_channel(card, num);
- state_count--;
- for (; state_count >= 0; state_count--) {
- num = ali_multi_channels_5_1[state_count];
- ali_free_pcm_channel(card, num);
- kfree(state->other_states[state_count]);
- }
- return -ENOMEM;
- }
-
- s->dmabuf.channel = channel;
- s->dmabuf.ossfragshift = s->dmabuf.ossmaxfrags =
- s->dmabuf.subdivision = 0;
- init_waitqueue_head(&s->dmabuf.wait);
- s->magic = card->magic;
- s->card = card;
- s->virt = i;
- ali_enable_special_channel(s);
- state->other_states[state_count++] = s;
- }
-
- if (state_count != 4) {
- state_count--;
- for (; state_count >= 0; state_count--) {
- kfree(state->other_states[state_count]);
- num = ali_multi_channels_5_1[state_count];
- ali_free_pcm_channel(card, num);
- }
- return -EBUSY;
- }
- return 0;
-}
-
-#ifdef CONFIG_PM
-/* save registers for ALi Power Management */
-static struct ali_saved_registers {
- unsigned long global_regs[ALI_GLOBAL_REGS];
- unsigned long channel_regs[ALI_CHANNELS][ALI_CHANNEL_REGS];
- unsigned mixer_regs[ALI_MIXER_REGS];
-} ali_registers;
-
-static void
-ali_save_regs(struct trident_card *card)
-{
- unsigned long flags;
- int i, j;
-
- spin_lock_irqsave(&card->lock, flags);
-
- ali_registers.global_regs[0x2c] = inl(TRID_REG(card, T4D_MISCINT));
- //ali_registers.global_regs[0x20] = inl(TRID_REG(card,T4D_START_A));
- ali_registers.global_regs[0x21] = inl(TRID_REG(card, T4D_STOP_A));
-
- //disable all IRQ bits
- outl(ALI_DISABLE_ALL_IRQ, TRID_REG(card, T4D_MISCINT));
-
- for (i = 1; i < ALI_MIXER_REGS; i++)
- ali_registers.mixer_regs[i] = ali_ac97_read(card->ac97_codec[0],
- i * 2);
-
- for (i = 0; i < ALI_GLOBAL_REGS; i++) {
- if ((i * 4 == T4D_MISCINT) || (i * 4 == T4D_STOP_A))
- continue;
- ali_registers.global_regs[i] = inl(TRID_REG(card, i * 4));
- }
-
- for (i = 0; i < ALI_CHANNELS; i++) {
- outb(i, TRID_REG(card, T4D_LFO_GC_CIR));
- for (j = 0; j < ALI_CHANNEL_REGS; j++)
- ali_registers.channel_regs[i][j] = inl(TRID_REG(card,
- j * 4 + 0xe0));
- }
-
- //Stop all HW channel
- outl(ALI_STOP_ALL_CHANNELS, TRID_REG(card, T4D_STOP_A));
-
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static void
-ali_restore_regs(struct trident_card *card)
-{
- unsigned long flags;
- int i, j;
-
- spin_lock_irqsave(&card->lock, flags);
-
- for (i = 1; i < ALI_MIXER_REGS; i++)
- ali_ac97_write(card->ac97_codec[0], i * 2,
- ali_registers.mixer_regs[i]);
-
- for (i = 0; i < ALI_CHANNELS; i++) {
- outb(i, TRID_REG(card, T4D_LFO_GC_CIR));
- for (j = 0; j < ALI_CHANNEL_REGS; j++)
- outl(ali_registers.channel_regs[i][j],
- TRID_REG(card, j * 4 + 0xe0));
- }
-
- for (i = 0; i < ALI_GLOBAL_REGS; i++) {
- if ((i * 4 == T4D_MISCINT) || (i * 4 == T4D_STOP_A) ||
- (i * 4 == T4D_START_A))
- continue;
- outl(ali_registers.global_regs[i], TRID_REG(card, i * 4));
- }
-
- //start HW channel
- outl(ali_registers.global_regs[0x20], TRID_REG(card, T4D_START_A));
- //restore IRQ enable bits
- outl(ali_registers.global_regs[0x2c], TRID_REG(card, T4D_MISCINT));
-
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static int
-trident_suspend(struct pci_dev *dev, pm_message_t unused)
-{
- struct trident_card *card = pci_get_drvdata(dev);
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- ali_save_regs(card);
- }
- return 0;
-}
-
-static int
-trident_resume(struct pci_dev *dev)
-{
- struct trident_card *card = pci_get_drvdata(dev);
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- ali_restore_regs(card);
- }
- return 0;
-}
-#endif
-
-static struct trident_channel *
-ali_alloc_pcm_channel(struct trident_card *card)
-{
- struct trident_pcm_bank *bank;
- int idx;
-
- bank = &card->banks[BANK_A];
-
- if (inl(TRID_REG(card, ALI_GLOBAL_CONTROL)) &
- (ALI_SPDIF_OUT_CH_ENABLE)) {
- idx = ALI_SPDIF_OUT_CHANNEL;
- if (!(bank->bitmap & (1 << idx))) {
- struct trident_channel *channel = &bank->channels[idx];
- bank->bitmap |= 1 << idx;
- channel->num = idx;
- return channel;
- }
- }
-
- for (idx = ALI_PCM_OUT_CHANNEL_FIRST; idx <= ALI_PCM_OUT_CHANNEL_LAST;
- idx++) {
- if (!(bank->bitmap & (1 << idx))) {
- struct trident_channel *channel = &bank->channels[idx];
- bank->bitmap |= 1 << idx;
- channel->num = idx;
- return channel;
- }
- }
-
- /* no more free channels avaliable */
-#if 0
- printk(KERN_ERR "ali: no more channels available on Bank A.\n");
-#endif /* 0 */
- return NULL;
-}
-
-static struct trident_channel *
-ali_alloc_rec_pcm_channel(struct trident_card *card)
-{
- struct trident_pcm_bank *bank;
- int idx;
-
- if (inl(TRID_REG(card, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_IN_SUPPORT)
- idx = ALI_SPDIF_IN_CHANNEL;
- else
- idx = ALI_PCM_IN_CHANNEL;
-
- bank = &card->banks[BANK_A];
-
- if (!(bank->bitmap & (1 << idx))) {
- struct trident_channel *channel = &bank->channels[idx];
- bank->bitmap |= 1 << idx;
- channel->num = idx;
- return channel;
- }
-
- /* no free recordable channels avaliable */
-#if 0
- printk(KERN_ERR "ali: no recordable channels available on Bank A.\n");
-#endif /* 0 */
- return NULL;
-}
-
-static void
-ali_set_spdif_out_rate(struct trident_card *card, unsigned int rate)
-{
- unsigned char ch_st_sel;
- unsigned short status_rate;
-
- switch (rate) {
- case 44100:
- status_rate = 0;
- break;
- case 32000:
- status_rate = 0x300;
- break;
- case 48000:
- default:
- status_rate = 0x200;
- break;
- }
-
- /* select spdif_out */
- ch_st_sel = inb(TRID_REG(card, ALI_SPDIF_CTRL)) & ALI_SPDIF_OUT_CH_STATUS;
-
- ch_st_sel |= 0x80; /* select right */
- outb(ch_st_sel, TRID_REG(card, ALI_SPDIF_CTRL));
- outb(status_rate | 0x20, TRID_REG(card, ALI_SPDIF_CS + 2));
-
- ch_st_sel &= (~0x80); /* select left */
- outb(ch_st_sel, TRID_REG(card, ALI_SPDIF_CTRL));
- outw(status_rate | 0x10, TRID_REG(card, ALI_SPDIF_CS + 2));
-}
-
-static void
-ali_address_interrupt(struct trident_card *card)
-{
- int i, channel;
- struct trident_state *state;
- u32 mask, channel_mask;
-
- mask = trident_get_interrupt_mask(card, 0);
- for (i = 0; i < NR_HW_CH; i++) {
- if ((state = card->states[i]) == NULL)
- continue;
- channel = state->dmabuf.channel->num;
- if ((channel_mask = 1 << channel) & mask) {
- mask &= ~channel_mask;
- trident_ack_channel_interrupt(card, channel);
- udelay(100);
- state->dmabuf.update_flag |= ALI_ADDRESS_INT_UPDATE;
- trident_update_ptr(state);
- }
- }
- if (mask) {
- for (i = 0; i < NR_HW_CH; i++) {
- if (mask & (1 << i)) {
- printk("ali: spurious channel irq %d.\n", i);
- trident_ack_channel_interrupt(card, i);
- trident_stop_voice(card, i);
- trident_disable_voice_irq(card, i);
- }
- }
- }
-}
-
-/* Updating the values of counters of other_states' DMAs without lock
-protection is no harm because all DMAs of multi-channels and interrupt
-depend on a master state's DMA, and changing the counters of the master
-state DMA is protected by a spinlock.
-*/
-static int
-ali_write_5_1(struct trident_state *state, const char __user *buf,
- int cnt_for_multi_channel, unsigned int *copy_count,
- unsigned int *state_cnt)
-{
-
- struct dmabuf *dmabuf = &state->dmabuf;
- struct dmabuf *dmabuf_temp;
- const char __user *buffer = buf;
- unsigned swptr, other_dma_nums, sample_s;
- unsigned int i, loop;
-
- other_dma_nums = 4;
- sample_s = sample_size[dmabuf->fmt] >> 1;
- swptr = dmabuf->swptr;
-
- if ((i = state->multi_channels_adjust_count) > 0) {
- if (i == 1) {
- if (copy_from_user(dmabuf->rawbuf + swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
- i--;
- (*state_cnt) += sample_s;
- state->multi_channels_adjust_count++;
- } else
- i = i - (state->chans_num - other_dma_nums);
- for (; (i < other_dma_nums) && (cnt_for_multi_channel > 0); i++) {
- dmabuf_temp = &state->other_states[i]->dmabuf;
- if (copy_from_user(dmabuf_temp->rawbuf + dmabuf_temp->swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(dmabuf_temp->swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
- }
- if (cnt_for_multi_channel == 0)
- state->multi_channels_adjust_count += i;
- }
- if (cnt_for_multi_channel > 0) {
- loop = cnt_for_multi_channel / (state->chans_num * sample_s);
- for (i = 0; i < loop; i++) {
- if (copy_from_user(dmabuf->rawbuf + swptr, buffer,
- sample_s * 2))
- return -EFAULT;
- seek_offset(swptr, buffer, cnt_for_multi_channel,
- sample_s * 2, *copy_count);
- (*state_cnt) += (sample_s * 2);
-
- dmabuf_temp = &state->other_states[0]->dmabuf;
- if (copy_from_user(dmabuf_temp->rawbuf + dmabuf_temp->swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(dmabuf_temp->swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
-
- dmabuf_temp = &state->other_states[1]->dmabuf;
- if (copy_from_user(dmabuf_temp->rawbuf + dmabuf_temp->swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(dmabuf_temp->swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
-
- dmabuf_temp = &state->other_states[2]->dmabuf;
- if (copy_from_user(dmabuf_temp->rawbuf + dmabuf_temp->swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(dmabuf_temp->swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
-
- dmabuf_temp = &state->other_states[3]->dmabuf;
- if (copy_from_user(dmabuf_temp->rawbuf + dmabuf_temp->swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(dmabuf_temp->swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
- }
-
- if (cnt_for_multi_channel > 0) {
- state->multi_channels_adjust_count = cnt_for_multi_channel / sample_s;
-
- if (copy_from_user(dmabuf->rawbuf + swptr, buffer, sample_s))
- return -EFAULT;
- seek_offset(swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
- (*state_cnt) += sample_s;
-
- if (cnt_for_multi_channel > 0) {
- if (copy_from_user(dmabuf->rawbuf + swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(swptr, buffer, cnt_for_multi_channel,
- sample_s, *copy_count);
- (*state_cnt) += sample_s;
-
- if (cnt_for_multi_channel > 0) {
- int diff = state->chans_num - other_dma_nums;
- loop = state->multi_channels_adjust_count - diff;
- for (i = 0; i < loop; i++) {
- dmabuf_temp = &state->other_states[i]->dmabuf;
- if (copy_from_user(dmabuf_temp->rawbuf +
- dmabuf_temp->swptr,
- buffer, sample_s))
- return -EFAULT;
- seek_offset(dmabuf_temp->swptr, buffer,
- cnt_for_multi_channel,
- sample_s, *copy_count);
- }
- }
- }
- } else
- state->multi_channels_adjust_count = 0;
- }
- for (i = 0; i < other_dma_nums; i++) {
- dmabuf_temp = &state->other_states[i]->dmabuf;
- dmabuf_temp->swptr = dmabuf_temp->swptr % dmabuf_temp->dmasize;
- }
- return *state_cnt;
-}
-
-static void
-ali_free_other_states_resources(struct trident_state *state)
-{
- int i;
- struct trident_card *card = state->card;
- struct trident_state *s;
- unsigned other_states_count;
-
- other_states_count = state->chans_num - 2; /* except PCM L/R channels */
- for (i = 0; i < other_states_count; i++) {
- s = state->other_states[i];
- dealloc_dmabuf(&s->dmabuf, card->pci_dev);
- ali_disable_special_channel(s->card, s->dmabuf.channel->num);
- state->card->free_pcm_channel(s->card, s->dmabuf.channel->num);
- card->states[s->virt] = NULL;
- kfree(s);
- }
-}
-
-static struct proc_dir_entry *res;
-
-static int
-ali_write_proc(struct file *file, const char __user *buffer, unsigned long count, void *data)
-{
- struct trident_card *card = (struct trident_card *) data;
- unsigned long flags;
- char c;
-
- if (count < 0)
- return -EINVAL;
- if (count == 0)
- return 0;
- if (get_user(c, buffer))
- return -EFAULT;
-
- spin_lock_irqsave(&card->lock, flags);
- switch (c) {
- case '0':
- ali_setup_spdif_out(card, ALI_PCM_TO_SPDIF_OUT);
- ali_disable_special_channel(card, ALI_SPDIF_OUT_CHANNEL);
- break;
- case '1':
- ali_setup_spdif_out(card, ALI_SPDIF_OUT_TO_SPDIF_OUT |
- ALI_SPDIF_OUT_PCM);
- break;
- case '2':
- ali_setup_spdif_out(card, ALI_SPDIF_OUT_TO_SPDIF_OUT |
- ALI_SPDIF_OUT_NON_PCM);
- break;
- case '3':
- ali_disable_spdif_in(card); //default
- break;
- case '4':
- ali_setup_spdif_in(card);
- break;
- }
- spin_unlock_irqrestore(&card->lock, flags);
-
- return count;
-}
-
-/* OSS /dev/mixer file operation methods */
-static int
-trident_open_mixdev(struct inode *inode, struct file *file)
-{
- int i = 0;
- int minor = iminor(inode);
- struct trident_card *card = devs;
-
- for (card = devs; card != NULL; card = card->next)
- for (i = 0; i < NR_AC97; i++)
- if (card->ac97_codec[i] != NULL &&
- card->ac97_codec[i]->dev_mixer == minor)
- goto match;
-
- if (!card) {
- return -ENODEV;
- }
- match:
- file->private_data = card->ac97_codec[i];
-
- return nonseekable_open(inode, file);
-}
-
-static int
-trident_ioctl_mixdev(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- struct ac97_codec *codec = (struct ac97_codec *) file->private_data;
-
- return codec->mixer_ioctl(codec, cmd, arg);
-}
-
-static const struct file_operations trident_mixer_fops = {
- .owner = THIS_MODULE,
- .llseek = no_llseek,
- .ioctl = trident_ioctl_mixdev,
- .open = trident_open_mixdev,
-};
-
-static int
-ali_reset_5451(struct trident_card *card)
-{
- struct pci_dev *pci_dev = NULL;
- unsigned int dwVal;
- unsigned short wCount, wReg;
-
- pci_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
- pci_dev);
- if (pci_dev == NULL)
- return -1;
-
- pci_read_config_dword(pci_dev, 0x7c, &dwVal);
- pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000);
- udelay(5000);
- pci_read_config_dword(pci_dev, 0x7c, &dwVal);
- pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff);
- udelay(5000);
- pci_dev_put(pci_dev);
-
- pci_dev = card->pci_dev;
- if (pci_dev == NULL)
- return -1;
-
- pci_read_config_dword(pci_dev, 0x44, &dwVal);
- pci_write_config_dword(pci_dev, 0x44, dwVal | 0x000c0000);
- udelay(500);
- pci_read_config_dword(pci_dev, 0x44, &dwVal);
- pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff);
- udelay(5000);
-
- /* TODO: recognize if we have a PM capable codec and only do this */
- /* if the codec is PM capable */
- wCount = 2000;
- while (wCount--) {
- wReg = ali_ac97_get(card, 0, AC97_POWER_CONTROL);
- if ((wReg & 0x000f) == 0x000f)
- return 0;
- udelay(5000);
- }
- /* This is non fatal if you have a non PM capable codec.. */
- return 0;
-}
-
-/* AC97 codec initialisation. */
-static int __devinit
-trident_ac97_init(struct trident_card *card)
-{
- int num_ac97 = 0;
- unsigned long ready_2nd = 0;
- struct ac97_codec *codec;
- int i = 0;
-
- /* initialize controller side of AC link, and find out if secondary codes
- really exist */
- switch (card->pci_id) {
- case PCI_DEVICE_ID_ALI_5451:
- if (ali_reset_5451(card)) {
- printk(KERN_ERR "trident_ac97_init: error "
- "resetting 5451.\n");
- return -1;
- }
- outl(0x80000001, TRID_REG(card, ALI_GLOBAL_CONTROL));
- outl(0x00000000, TRID_REG(card, T4D_AINTEN_A));
- outl(0xffffffff, TRID_REG(card, T4D_AINT_A));
- outl(0x00000000, TRID_REG(card, T4D_MUSICVOL_WAVEVOL));
- outb(0x10, TRID_REG(card, ALI_MPUR2));
- ready_2nd = inl(TRID_REG(card, ALI_SCTRL));
- ready_2nd &= 0x3fff;
- outl(ready_2nd | PCMOUT | 0x8000, TRID_REG(card, ALI_SCTRL));
- ready_2nd = inl(TRID_REG(card, ALI_SCTRL));
- ready_2nd &= SI_AC97_SECONDARY_READY;
- if (card->revision < ALI_5451_V02)
- ready_2nd = 0;
- break;
- case PCI_DEVICE_ID_SI_7018:
- /* disable AC97 GPIO interrupt */
- outl(0x00, TRID_REG(card, SI_AC97_GPIO));
- /* when power up the AC link is in cold reset mode so stop it */
- outl(PCMOUT | SURROUT | CENTEROUT | LFEOUT | SECONDARY_ID,
- TRID_REG(card, SI_SERIAL_INTF_CTRL));
- /* it take a long time to recover from a cold reset */
- /* (especially when you have more than one codec) */
- udelay(2000);
- ready_2nd = inl(TRID_REG(card, SI_SERIAL_INTF_CTRL));
- ready_2nd &= SI_AC97_SECONDARY_READY;
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_DX:
- /* playback on */
- outl(DX_AC97_PLAYBACK, TRID_REG(card, DX_ACR2_AC97_COM_STAT));
- break;
- case PCI_DEVICE_ID_TRIDENT_4DWAVE_NX:
- /* enable AC97 Output Slot 3,4 (PCM Left/Right Playback) */
- outl(NX_AC97_PCM_OUTPUT, TRID_REG(card, NX_ACR0_AC97_COM_STAT));
- ready_2nd = inl(TRID_REG(card, NX_ACR0_AC97_COM_STAT));
- ready_2nd &= NX_AC97_SECONDARY_READY;
- break;
- case PCI_DEVICE_ID_INTERG_5050:
- /* disable AC97 GPIO interrupt */
- outl(0x00, TRID_REG(card, SI_AC97_GPIO));
- /* when power up, the AC link is in cold reset mode, so stop it */
- outl(PCMOUT | SURROUT | CENTEROUT | LFEOUT,
- TRID_REG(card, SI_SERIAL_INTF_CTRL));
- /* it take a long time to recover from a cold reset (especially */
- /* when you have more than one codec) */
- udelay(2000);
- ready_2nd = inl(TRID_REG(card, SI_SERIAL_INTF_CTRL));
- ready_2nd &= SI_AC97_SECONDARY_READY;
- break;
- }
-
- for (num_ac97 = 0; num_ac97 < NR_AC97; num_ac97++) {
- if ((codec = ac97_alloc_codec()) == NULL)
- return -ENOMEM;
-
- /* initialize some basic codec information, other fields */
- /* will be filled in ac97_probe_codec */
- codec->private_data = card;
- codec->id = num_ac97;
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- codec->codec_read = ali_ac97_read;
- codec->codec_write = ali_ac97_write;
- } else {
- codec->codec_read = trident_ac97_get;
- codec->codec_write = trident_ac97_set;
- }
-
- if (ac97_probe_codec(codec) == 0)
- break;
-
- codec->dev_mixer = register_sound_mixer(&trident_mixer_fops, -1);
- if (codec->dev_mixer < 0) {
- printk(KERN_ERR "trident: couldn't register mixer!\n");
- ac97_release_codec(codec);
- break;
- }
-
- card->ac97_codec[num_ac97] = codec;
-
- /* if there is no secondary codec at all, don't probe any more */
- if (!ready_2nd)
- break;
- }
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- for (num_ac97 = 0; num_ac97 < NR_AC97; num_ac97++) {
- if (card->ac97_codec[num_ac97] == NULL)
- break;
- for (i = 0; i < 64; i++) {
- u16 reg = ali_ac97_get(card, num_ac97, i * 2);
- card->mixer_regs[i][num_ac97] = reg;
- }
- }
- }
- return num_ac97 + 1;
-}
-
-#ifdef SUPPORT_JOYSTICK
-/* Gameport functions for the cards ADC gameport */
-
-static unsigned char trident_game_read(struct gameport *gameport)
-{
- struct trident_card *card = gameport->port_data;
-
- return inb(TRID_REG(card, T4D_GAME_LEG));
-}
-
-static void trident_game_trigger(struct gameport *gameport)
-{
- struct trident_card *card = gameport->port_data;
-
- outb(0xff, TRID_REG(card, T4D_GAME_LEG));
-}
-
-static int trident_game_cooked_read(struct gameport *gameport,
- int *axes, int *buttons)
-{
- struct trident_card *card = gameport->port_data;
- int i;
-
- *buttons = (~inb(TRID_REG(card, T4D_GAME_LEG)) >> 4) & 0xf;
-
- for (i = 0; i < 4; i++) {
- axes[i] = inw(TRID_REG(card, T4D_GAME_AXD) + i * sizeof (u16));
- if (axes[i] == 0xffff)
- axes[i] = -1;
- }
-
- return 0;
-}
-
-static int trident_game_open(struct gameport *gameport, int mode)
-{
- struct trident_card *card = gameport->port_data;
-
- switch (mode) {
- case GAMEPORT_MODE_COOKED:
- outb(0x80, TRID_REG(card, T4D_GAME_CR));
- msleep(20);
- return 0;
- case GAMEPORT_MODE_RAW:
- outb(0x00, TRID_REG(card, T4D_GAME_CR));
- return 0;
- default:
- return -1;
- }
-
- return 0;
-}
-
-static int __devinit trident_register_gameport(struct trident_card *card)
-{
- struct gameport *gp;
-
- card->gameport = gp = gameport_allocate_port();
- if (!gp) {
- printk(KERN_ERR "trident: can not allocate memory for gameport\n");
- return -ENOMEM;
- }
-
- gameport_set_name(gp, "Trident 4DWave");
- gameport_set_phys(gp, "pci%s/gameport0", pci_name(card->pci_dev));
- gp->read = trident_game_read;
- gp->trigger = trident_game_trigger;
- gp->cooked_read = trident_game_cooked_read;
- gp->open = trident_game_open;
- gp->fuzz = 64;
- gp->port_data = card;
-
- gameport_register_port(gp);
-
- return 0;
-}
-
-static inline void trident_unregister_gameport(struct trident_card *card)
-{
- if (card->gameport)
- gameport_unregister_port(card->gameport);
-}
-
-#else
-static inline int trident_register_gameport(struct trident_card *card) { return -ENOSYS; }
-static inline void trident_unregister_gameport(struct trident_card *card) { }
-#endif /* SUPPORT_JOYSTICK */
-
-/* install the driver, we do not allocate hardware channel nor DMA buffer */
-/* now, they are defered until "ACCESS" time (in prog_dmabuf called by */
-/* open/read/write/ioctl/mmap) */
-static int __devinit
-trident_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
-{
- unsigned long iobase;
- struct trident_card *card;
- u8 bits;
- u8 revision;
- int i = 0;
- u16 temp;
- struct pci_dev *pci_dev_m1533 = NULL;
- int rc = -ENODEV;
- u64 dma_mask;
-
- if (pci_enable_device(pci_dev))
- goto out;
-
- if (pci_dev->device == PCI_DEVICE_ID_ALI_5451)
- dma_mask = ALI_DMA_MASK;
- else
- dma_mask = TRIDENT_DMA_MASK;
- if (pci_set_dma_mask(pci_dev, dma_mask)) {
- printk(KERN_ERR "trident: architecture does not support"
- " %s PCI busmaster DMA\n",
- pci_dev->device == PCI_DEVICE_ID_ALI_5451 ?
- "32-bit" : "30-bit");
- goto out;
- }
- pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &revision);
-
- if (pci_id->device == PCI_DEVICE_ID_INTERG_5050)
- iobase = pci_resource_start(pci_dev, 1);
- else
- iobase = pci_resource_start(pci_dev, 0);
-
- if (!request_region(iobase, 256, card_names[pci_id->driver_data])) {
- printk(KERN_ERR "trident: can't allocate I/O space at "
- "0x%4.4lx\n", iobase);
- goto out;
- }
-
- rc = -ENOMEM;
- if ((card = kzalloc(sizeof(*card), GFP_KERNEL)) == NULL) {
- printk(KERN_ERR "trident: out of memory\n");
- goto out_release_region;
- }
-
- init_timer(&card->timer);
- card->iobase = iobase;
- card->pci_dev = pci_dev_get(pci_dev);
- card->pci_id = pci_id->device;
- card->revision = revision;
- card->irq = pci_dev->irq;
- card->next = devs;
- card->magic = TRIDENT_CARD_MAGIC;
- card->banks[BANK_A].addresses = &bank_a_addrs;
- card->banks[BANK_A].bitmap = 0UL;
- card->banks[BANK_B].addresses = &bank_b_addrs;
- card->banks[BANK_B].bitmap = 0UL;
-
- mutex_init(&card->open_mutex);
- spin_lock_init(&card->lock);
- init_timer(&card->timer);
-
- devs = card;
-
- pci_set_master(pci_dev);
-
- printk(KERN_INFO "trident: %s found at IO 0x%04lx, IRQ %d\n",
- card_names[pci_id->driver_data], card->iobase, card->irq);
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- /* ALi channel Management */
- card->alloc_pcm_channel = ali_alloc_pcm_channel;
- card->alloc_rec_pcm_channel = ali_alloc_rec_pcm_channel;
- card->free_pcm_channel = ali_free_pcm_channel;
-
- card->address_interrupt = ali_address_interrupt;
-
- /* Added by Matt Wu 01-05-2001 for spdif in */
- card->multi_channel_use_count = 0;
- card->rec_channel_use_count = 0;
-
- /* ALi SPDIF OUT function */
- if (card->revision == ALI_5451_V02) {
- ali_setup_spdif_out(card, ALI_PCM_TO_SPDIF_OUT);
- res = create_proc_entry("ALi5451", 0, NULL);
- if (res) {
- res->write_proc = ali_write_proc;
- res->data = card;
- }
- }
-
- /* Add H/W Volume Control By Matt Wu Jul. 06, 2001 */
- card->hwvolctl = 0;
- pci_dev_m1533 = pci_get_device(PCI_VENDOR_ID_AL,
- PCI_DEVICE_ID_AL_M1533,
- pci_dev_m1533);
- rc = -ENODEV;
- if (pci_dev_m1533 == NULL)
- goto out_proc_fs;
- pci_read_config_byte(pci_dev_m1533, 0x63, &bits);
- if (bits & (1 << 5))
- card->hwvolctl = 1;
- if (card->hwvolctl) {
- /* Clear m1533 pci cfg 78h bit 30 to zero, which makes
- GPIO11/12/13 work as ACGP_UP/DOWN/MUTE. */
- pci_read_config_byte(pci_dev_m1533, 0x7b, &bits);
- bits &= 0xbf; /*clear bit 6 */
- pci_write_config_byte(pci_dev_m1533, 0x7b, bits);
- }
- pci_dev_put(pci_dev_m1533);
-
- } else if (card->pci_id == PCI_DEVICE_ID_INTERG_5050) {
- card->alloc_pcm_channel = cyber_alloc_pcm_channel;
- card->alloc_rec_pcm_channel = cyber_alloc_pcm_channel;
- card->free_pcm_channel = cyber_free_pcm_channel;
- card->address_interrupt = cyber_address_interrupt;
- cyber_init_ritual(card);
- } else {
- card->alloc_pcm_channel = trident_alloc_pcm_channel;
- card->alloc_rec_pcm_channel = trident_alloc_pcm_channel;
- card->free_pcm_channel = trident_free_pcm_channel;
- card->address_interrupt = trident_address_interrupt;
- }
-
- /* claim our irq */
- rc = -ENODEV;
- if (request_irq(card->irq, &trident_interrupt, IRQF_SHARED,
- card_names[pci_id->driver_data], card)) {
- printk(KERN_ERR "trident: unable to allocate irq %d\n",
- card->irq);
- goto out_proc_fs;
- }
- /* register /dev/dsp */
- if ((card->dev_audio = register_sound_dsp(&trident_audio_fops, -1)) < 0) {
- printk(KERN_ERR "trident: couldn't register DSP device!\n");
- goto out_free_irq;
- }
- card->mixer_regs_ready = 0;
- /* initialize AC97 codec and register /dev/mixer */
- if (trident_ac97_init(card) <= 0) {
- /* unregister audio devices */
- for (i = 0; i < NR_AC97; i++) {
- if (card->ac97_codec[i] != NULL) {
- struct ac97_codec* codec = card->ac97_codec[i];
- unregister_sound_mixer(codec->dev_mixer);
- ac97_release_codec(codec);
- }
- }
- goto out_unregister_sound_dsp;
- }
- card->mixer_regs_ready = 1;
- outl(0x00, TRID_REG(card, T4D_MUSICVOL_WAVEVOL));
-
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- /* Add H/W Volume Control By Matt Wu Jul. 06, 2001 */
- if (card->hwvolctl) {
- /* Enable GPIO IRQ (MISCINT bit 18h) */
- temp = inw(TRID_REG(card, T4D_MISCINT + 2));
- temp |= 0x0004;
- outw(temp, TRID_REG(card, T4D_MISCINT + 2));
-
- /* Enable H/W Volume Control GLOVAL CONTROL bit 0 */
- temp = inw(TRID_REG(card, ALI_GLOBAL_CONTROL));
- temp |= 0x0001;
- outw(temp, TRID_REG(card, ALI_GLOBAL_CONTROL));
-
- }
- if (card->revision == ALI_5451_V02)
- ali_close_multi_channels();
- /* edited by HMSEO for GT sound */
-#if defined(CONFIG_ALPHA_NAUTILUS) || defined(CONFIG_ALPHA_GENERIC)
- {
- u16 ac97_data;
- extern struct hwrpb_struct *hwrpb;
-
- if ((hwrpb->sys_type) == 201) {
- printk(KERN_INFO "trident: Running on Alpha system "
- "type Nautilus\n");
- ac97_data = ali_ac97_get(card, 0, AC97_POWER_CONTROL);
- ali_ac97_set(card, 0, AC97_POWER_CONTROL,
- ac97_data | ALI_EAPD_POWER_DOWN);
- }
- }
-#endif /* CONFIG_ALPHA_NAUTILUS || CONFIG_ALPHA_GENERIC */
- /* edited by HMSEO for GT sound */
- }
- rc = 0;
- pci_set_drvdata(pci_dev, card);
-
- /* Enable Address Engine Interrupts */
- trident_enable_loop_interrupts(card);
-
- /* Register gameport */
- trident_register_gameport(card);
-
-out:
- return rc;
-
-out_unregister_sound_dsp:
- unregister_sound_dsp(card->dev_audio);
-out_free_irq:
- free_irq(card->irq, card);
-out_proc_fs:
- pci_dev_put(card->pci_dev);
- if (res) {
- remove_proc_entry("ALi5451", NULL);
- res = NULL;
- }
- kfree(card);
- devs = NULL;
-out_release_region:
- release_region(iobase, 256);
- return rc;
-}
-
-static void __devexit
-trident_remove(struct pci_dev *pci_dev)
-{
- int i;
- struct trident_card *card = pci_get_drvdata(pci_dev);
-
- /*
- * Kill running timers before unload. We can't have them
- * going off after rmmod!
- */
- if (card->hwvolctl)
- del_timer_sync(&card->timer);
-
- /* ALi S/PDIF and Power Management */
- if (card->pci_id == PCI_DEVICE_ID_ALI_5451) {
- ali_setup_spdif_out(card, ALI_PCM_TO_SPDIF_OUT);
- ali_disable_special_channel(card, ALI_SPDIF_OUT_CHANNEL);
- ali_disable_spdif_in(card);
- remove_proc_entry("ALi5451", NULL);
- }
-
- /* Unregister gameport */
- trident_unregister_gameport(card);
-
- /* Kill interrupts, and SP/DIF */
- trident_disable_loop_interrupts(card);
-
- /* free hardware resources */
- free_irq(card->irq, card);
- release_region(card->iobase, 256);
-
- /* unregister audio devices */
- for (i = 0; i < NR_AC97; i++)
- if (card->ac97_codec[i] != NULL) {
- unregister_sound_mixer(card->ac97_codec[i]->dev_mixer);
- ac97_release_codec(card->ac97_codec[i]);
- }
- unregister_sound_dsp(card->dev_audio);
-
- pci_set_drvdata(pci_dev, NULL);
- pci_dev_put(card->pci_dev);
- kfree(card);
-}
-
-MODULE_AUTHOR("Alan Cox, Aaron Holtzman, Ollie Lho, Ching Ling Lee, Muli Ben-Yehuda");
-MODULE_DESCRIPTION("Trident 4DWave/SiS 7018/ALi 5451 and Tvia/IGST CyberPro5050 PCI "
- "Audio Driver");
-MODULE_LICENSE("GPL");
-
-#define TRIDENT_MODULE_NAME "trident"
-
-static struct pci_driver trident_pci_driver = {
- .name = TRIDENT_MODULE_NAME,
- .id_table = trident_pci_tbl,
- .probe = trident_probe,
- .remove = __devexit_p(trident_remove),
-#ifdef CONFIG_PM
- .suspend = trident_suspend,
- .resume = trident_resume
-#endif
-};
-
-static int __init
-trident_init_module(void)
-{
- printk(KERN_INFO "Trident 4DWave/SiS 7018/ALi 5451,Tvia CyberPro "
- "5050 PCI Audio, version " DRIVER_VERSION ", " __TIME__ " "
- __DATE__ "\n");
-
- return pci_register_driver(&trident_pci_driver);
-}
-
-static void __exit
-trident_cleanup_module(void)
-{
- pci_unregister_driver(&trident_pci_driver);
-}
-
-module_init(trident_init_module);
-module_exit(trident_cleanup_module);
diff --git a/sound/oss/trident.h b/sound/oss/trident.h
deleted file mode 100644
index ff30a1d7c2f1..000000000000
--- a/sound/oss/trident.h
+++ /dev/null
@@ -1,358 +0,0 @@
-#ifndef __TRID4DWAVE_H
-#define __TRID4DWAVE_H
-
-/*
- * audio@tridentmicro.com
- * Fri Feb 19 15:55:28 MST 1999
- * Definitions for Trident 4DWave DX/NX chips
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/* PCI vendor and device ID */
-#ifndef PCI_VENDOR_ID_TRIDENT
-#define PCI_VENDOR_ID_TRIDENT 0x1023
-#endif
-
-#ifndef PCI_VENDOR_ID_SI
-#define PCI_VENDOR_ID_SI 0x1039
-#endif
-
-#ifndef PCI_VENDOR_ID_ALI
-#define PCI_VENDOR_ID_ALI 0x10b9
-#endif
-
-#ifndef PCI_DEVICE_ID_TRIDENT_4DWAVE_DX
-#define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000
-#endif
-
-#ifndef PCI_DEVICE_ID_TRIDENT_4DWAVE_NX
-#define PCI_DEVICE_ID_TRIDENT_4DWAVE_NX 0x2001
-#endif
-
-#ifndef PCI_DEVICE_ID_SI_7018
-#define PCI_DEVICE_ID_SI_7018 0x7018
-#endif
-
-#ifndef PCI_DEVICE_ID_ALI_5451
-#define PCI_DEVICE_ID_ALI_5451 0x5451
-#endif
-
-#ifndef PCI_DEVICE_ID_ALI_1533
-#define PCI_DEVICE_ID_ALI_1533 0x1533
-#endif
-
-#define CHANNEL_REGS 5
-#define CHANNEL_START 0xe0 // The first bytes of the contiguous register space.
-
-#define BANK_A 0
-#define BANK_B 1
-#define NR_BANKS 2
-
-#define TRIDENT_FMT_STEREO 0x01
-#define TRIDENT_FMT_16BIT 0x02
-#define TRIDENT_FMT_MASK 0x03
-
-#define DAC_RUNNING 0x01
-#define ADC_RUNNING 0x02
-
-/* Register Addresses */
-
-/* operational registers common to DX, NX, 7018 */
-enum trident_op_registers {
- T4D_GAME_CR = 0x30, T4D_GAME_LEG = 0x31,
- T4D_GAME_AXD = 0x34,
- T4D_REC_CH = 0x70,
- T4D_START_A = 0x80, T4D_STOP_A = 0x84,
- T4D_DLY_A = 0x88, T4D_SIGN_CSO_A = 0x8c,
- T4D_CSPF_A = 0x90, T4D_CEBC_A = 0x94,
- T4D_AINT_A = 0x98, T4D_EINT_A = 0x9c,
- T4D_LFO_GC_CIR = 0xa0, T4D_AINTEN_A = 0xa4,
- T4D_MUSICVOL_WAVEVOL = 0xa8, T4D_SBDELTA_DELTA_R = 0xac,
- T4D_MISCINT = 0xb0, T4D_START_B = 0xb4,
- T4D_STOP_B = 0xb8, T4D_CSPF_B = 0xbc,
- T4D_SBBL_SBCL = 0xc0, T4D_SBCTRL_SBE2R_SBDD = 0xc4,
- T4D_STIMER = 0xc8, T4D_LFO_B_I2S_DELTA = 0xcc,
- T4D_AINT_B = 0xd8, T4D_AINTEN_B = 0xdc,
- ALI_MPUR2 = 0x22, ALI_GPIO = 0x7c,
- ALI_EBUF1 = 0xf4,
- ALI_EBUF2 = 0xf8
-};
-
-enum ali_op_registers {
- ALI_SCTRL = 0x48,
- ALI_GLOBAL_CONTROL = 0xd4,
- ALI_STIMER = 0xc8,
- ALI_SPDIF_CS = 0x70,
- ALI_SPDIF_CTRL = 0x74
-};
-
-enum ali_registers_number {
- ALI_GLOBAL_REGS = 56,
- ALI_CHANNEL_REGS = 8,
- ALI_MIXER_REGS = 20
-};
-
-enum ali_sctrl_control_bit {
- ALI_SPDIF_OUT_ENABLE = 0x20
-};
-
-enum ali_global_control_bit {
- ALI_SPDIF_OUT_SEL_PCM = 0x00000400,
- ALI_SPDIF_IN_SUPPORT = 0x00000800,
- ALI_SPDIF_OUT_CH_ENABLE = 0x00008000,
- ALI_SPDIF_IN_CH_ENABLE = 0x00080000,
- ALI_PCM_IN_DISABLE = 0x7fffffff,
- ALI_PCM_IN_ENABLE = 0x80000000,
- ALI_SPDIF_IN_CH_DISABLE = 0xfff7ffff,
- ALI_SPDIF_OUT_CH_DISABLE = 0xffff7fff,
- ALI_SPDIF_OUT_SEL_SPDIF = 0xfffffbff
-
-};
-
-enum ali_spdif_control_bit {
- ALI_SPDIF_IN_FUNC_ENABLE = 0x02,
- ALI_SPDIF_IN_CH_STATUS = 0x40,
- ALI_SPDIF_OUT_CH_STATUS = 0xbf
-
-};
-
-enum ali_control_all {
- ALI_DISABLE_ALL_IRQ = 0,
- ALI_CHANNELS = 32,
- ALI_STOP_ALL_CHANNELS = 0xffffffff,
- ALI_MULTI_CHANNELS_START_STOP = 0x07800000
-};
-
-enum ali_EMOD_control_bit {
- ALI_EMOD_DEC = 0x00000000,
- ALI_EMOD_INC = 0x10000000,
- ALI_EMOD_Delay = 0x20000000,
- ALI_EMOD_Still = 0x30000000
-};
-
-enum ali_pcm_in_channel_num {
- ALI_NORMAL_CHANNEL = 0,
- ALI_SPDIF_OUT_CHANNEL = 15,
- ALI_SPDIF_IN_CHANNEL = 19,
- ALI_LEF_CHANNEL = 23,
- ALI_CENTER_CHANNEL = 24,
- ALI_SURR_RIGHT_CHANNEL = 25,
- ALI_SURR_LEFT_CHANNEL = 26,
- ALI_PCM_IN_CHANNEL = 31
-};
-
-enum ali_pcm_out_channel_num {
- ALI_PCM_OUT_CHANNEL_FIRST = 0,
- ALI_PCM_OUT_CHANNEL_LAST = 31
-};
-
-enum ali_ac97_power_control_bit {
- ALI_EAPD_POWER_DOWN = 0x8000
-};
-
-enum ali_update_ptr_flags {
- ALI_ADDRESS_INT_UPDATE = 0x01
-};
-
-enum ali_revision {
- ALI_5451_V02 = 0x02
-};
-
-enum ali_spdif_out_control {
- ALI_PCM_TO_SPDIF_OUT = 0,
- ALI_SPDIF_OUT_TO_SPDIF_OUT = 1,
- ALI_SPDIF_OUT_PCM = 0,
- ALI_SPDIF_OUT_NON_PCM = 2
-};
-
-/* S/PDIF Operational Registers for 4D-NX */
-enum nx_spdif_registers {
- NX_SPCTRL_SPCSO = 0x24, NX_SPLBA = 0x28,
- NX_SPESO = 0x2c, NX_SPCSTATUS = 0x64
-};
-
-/* OP registers to access each hardware channel */
-enum channel_registers {
- CH_DX_CSO_ALPHA_FMS = 0xe0, CH_DX_ESO_DELTA = 0xe8,
- CH_DX_FMC_RVOL_CVOL = 0xec,
- CH_NX_DELTA_CSO = 0xe0, CH_NX_DELTA_ESO = 0xe8,
- CH_NX_ALPHA_FMS_FMC_RVOL_CVOL = 0xec,
- CH_LBA = 0xe4,
- CH_GVSEL_PAN_VOL_CTRL_EC = 0xf0
-};
-
-/* registers to read/write/control AC97 codec */
-enum dx_ac97_registers {
- DX_ACR0_AC97_W = 0x40, DX_ACR1_AC97_R = 0x44,
- DX_ACR2_AC97_COM_STAT = 0x48
-};
-
-enum nx_ac97_registers {
- NX_ACR0_AC97_COM_STAT = 0x40, NX_ACR1_AC97_W = 0x44,
- NX_ACR2_AC97_R_PRIMARY = 0x48, NX_ACR3_AC97_R_SECONDARY = 0x4c
-};
-
-enum si_ac97_registers {
- SI_AC97_WRITE = 0x40, SI_AC97_READ = 0x44,
- SI_SERIAL_INTF_CTRL = 0x48, SI_AC97_GPIO = 0x4c
-};
-
-enum ali_ac97_registers {
- ALI_AC97_WRITE = 0x40, ALI_AC97_READ = 0x44
-};
-
-/* Bit mask for operational registers */
-#define AC97_REG_ADDR 0x000000ff
-
-enum ali_ac97_bits {
- ALI_AC97_BUSY_WRITE = 0x8000, ALI_AC97_BUSY_READ = 0x8000,
- ALI_AC97_WRITE_ACTION = 0x8000, ALI_AC97_READ_ACTION = 0x8000,
- ALI_AC97_AUDIO_BUSY = 0x4000, ALI_AC97_SECONDARY = 0x0080,
- ALI_AC97_READ_MIXER_REGISTER = 0xfeff,
- ALI_AC97_WRITE_MIXER_REGISTER = 0x0100
-};
-
-enum sis7018_ac97_bits {
- SI_AC97_BUSY_WRITE = 0x8000, SI_AC97_BUSY_READ = 0x8000,
- SI_AC97_AUDIO_BUSY = 0x4000, SI_AC97_MODEM_BUSY = 0x2000,
- SI_AC97_SECONDARY = 0x0080
-};
-
-enum trident_dx_ac97_bits {
- DX_AC97_BUSY_WRITE = 0x8000, DX_AC97_BUSY_READ = 0x8000,
- DX_AC97_READY = 0x0010, DX_AC97_RECORD = 0x0008,
- DX_AC97_PLAYBACK = 0x0002
-};
-
-enum trident_nx_ac97_bits {
- /* ACR1-3 */
- NX_AC97_BUSY_WRITE = 0x0800, NX_AC97_BUSY_READ = 0x0800,
- NX_AC97_BUSY_DATA = 0x0400, NX_AC97_WRITE_SECONDARY = 0x0100,
- /* ACR0 */
- NX_AC97_SECONDARY_READY = 0x0040, NX_AC97_SECONDARY_RECORD = 0x0020,
- NX_AC97_SURROUND_OUTPUT = 0x0010,
- NX_AC97_PRIMARY_READY = 0x0008, NX_AC97_PRIMARY_RECORD = 0x0004,
- NX_AC97_PCM_OUTPUT = 0x0002,
- NX_AC97_WARM_RESET = 0x0001
-};
-
-enum serial_intf_ctrl_bits {
- WARM_REST = 0x00000001, COLD_RESET = 0x00000002,
- I2S_CLOCK = 0x00000004, PCM_SEC_AC97= 0x00000008,
- AC97_DBL_RATE = 0x00000010, SPDIF_EN = 0x00000020,
- I2S_OUTPUT_EN = 0x00000040, I2S_INPUT_EN = 0x00000080,
- PCMIN = 0x00000100, LINE1IN = 0x00000200,
- MICIN = 0x00000400, LINE2IN = 0x00000800,
- HEAD_SET_IN = 0x00001000, GPIOIN = 0x00002000,
- /* 7018 spec says id = 01 but the demo board routed to 10
- SECONDARY_ID= 0x00004000, */
- SECONDARY_ID= 0x00004000,
- PCMOUT = 0x00010000, SURROUT = 0x00020000,
- CENTEROUT = 0x00040000, LFEOUT = 0x00080000,
- LINE1OUT = 0x00100000, LINE2OUT = 0x00200000,
- GPIOOUT = 0x00400000,
- SI_AC97_PRIMARY_READY = 0x01000000,
- SI_AC97_SECONDARY_READY = 0x02000000,
-};
-
-enum global_control_bits {
- CHANNLE_IDX = 0x0000003f, PB_RESET = 0x00000100,
- PAUSE_ENG = 0x00000200,
- OVERRUN_IE = 0x00000400, UNDERRUN_IE = 0x00000800,
- ENDLP_IE = 0x00001000, MIDLP_IE = 0x00002000,
- ETOG_IE = 0x00004000,
- EDROP_IE = 0x00008000, BANK_B_EN = 0x00010000
-};
-
-enum channel_control_bits {
- CHANNEL_LOOP = 0x00001000, CHANNEL_SIGNED = 0x00002000,
- CHANNEL_STEREO = 0x00004000, CHANNEL_16BITS = 0x00008000,
-};
-
-enum channel_attribute {
- /* playback/record select */
- CHANNEL_PB = 0x0000, CHANNEL_SPC_PB = 0x4000,
- CHANNEL_REC = 0x8000, CHANNEL_REC_PB = 0xc000,
- /* playback destination/record source select */
- MODEM_LINE1 = 0x0000, MODEM_LINE2 = 0x0400,
- PCM_LR = 0x0800, HSET = 0x0c00,
- I2S_LR = 0x1000, CENTER_LFE = 0x1400,
- SURR_LR = 0x1800, SPDIF_LR = 0x1c00,
- MIC = 0x1400,
- /* mist stuff */
- MONO_LEFT = 0x0000, MONO_RIGHT = 0x0100,
- MONO_MIX = 0x0200, SRC_ENABLE = 0x0080,
-};
-
-enum miscint_bits {
- PB_UNDERRUN_IRO = 0x00000001, REC_OVERRUN_IRQ = 0x00000002,
- SB_IRQ = 0x00000004, MPU401_IRQ = 0x00000008,
- OPL3_IRQ = 0x00000010, ADDRESS_IRQ = 0x00000020,
- ENVELOPE_IRQ = 0x00000040, ST_IRQ = 0x00000080,
- PB_UNDERRUN = 0x00000100, REC_OVERRUN = 0x00000200,
- MIXER_UNDERFLOW = 0x00000400, MIXER_OVERFLOW = 0x00000800,
- ST_TARGET_REACHED = 0x00008000, PB_24K_MODE = 0x00010000,
- ST_IRQ_EN = 0x00800000, ACGPIO_IRQ = 0x01000000
-};
-
-#define TRID_REG( trident, x ) ( (trident) -> iobase + (x) )
-
-#define CYBER_PORT_AUDIO 0x3CE
-#define CYBER_IDX_AUDIO_ENABLE 0x7B
-#define CYBER_BMSK_AUDIO_INT_ENABLE 0x09
-#define CYBER_BMSK_AUENZ 0x01
-#define CYBER_BMSK_AUENZ_ENABLE 0x00
-#define CYBER_IDX_IRQ_ENABLE 0x12
-
-#define VALIDATE_MAGIC(FOO,MAG) \
-({ \
- if (!(FOO) || (FOO)->magic != MAG) { \
- printk(invalid_magic,__func__); \
- return -ENXIO; \
- } \
-})
-
-#define VALIDATE_STATE(a) VALIDATE_MAGIC(a,TRIDENT_STATE_MAGIC)
-#define VALIDATE_CARD(a) VALIDATE_MAGIC(a,TRIDENT_CARD_MAGIC)
-
-static inline unsigned ld2(unsigned int x)
-{
- unsigned r = 0;
-
- if (x >= 0x10000) {
- x >>= 16;
- r += 16;
- }
- if (x >= 0x100) {
- x >>= 8;
- r += 8;
- }
- if (x >= 0x10) {
- x >>= 4;
- r += 4;
- }
- if (x >= 4) {
- x >>= 2;
- r += 2;
- }
- if (x >= 2)
- r++;
- return r;
-}
-
-#endif /* __TRID4DWAVE_H */
diff --git a/sound/oss/vidc.c b/sound/oss/vidc.c
index bb4a0969f461..725fef0f59a3 100644
--- a/sound/oss/vidc.c
+++ b/sound/oss/vidc.c
@@ -22,7 +22,7 @@
#include <linux/kernel.h>
#include <linux/interrupt.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#include <asm/dma.h>
#include <asm/io.h>
#include <asm/hardware/iomd.h>
diff --git a/sound/oss/vidc_fill.S b/sound/oss/vidc_fill.S
index 01ccc074cc11..bed34921d176 100644
--- a/sound/oss/vidc_fill.S
+++ b/sound/oss/vidc_fill.S
@@ -11,7 +11,7 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#include <asm/hardware/iomd.h>
.text
diff --git a/sound/oss/vwsnd.c b/sound/oss/vwsnd.c
index 2c5aaa58046d..dcbb3f739e61 100644
--- a/sound/oss/vwsnd.c
+++ b/sound/oss/vwsnd.c
@@ -150,7 +150,7 @@
#include <linux/interrupt.h>
#include <linux/mutex.h>
-#include <asm/mach-visws/cobalt.h>
+#include <asm/visws/cobalt.h>
#include "sound_config.h"
diff --git a/sound/oss/waveartist.c b/sound/oss/waveartist.c
index 88490418f932..c47842fad657 100644
--- a/sound/oss/waveartist.c
+++ b/sound/oss/waveartist.c
@@ -47,7 +47,7 @@
#include "waveartist.h"
#ifdef CONFIG_ARM
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#include <asm/mach-types.h>
#endif
generated by cgit v1.2.3 (git 2.0.4) at 2025-06-10 03:39:14 +0000