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path: root/drivers/ide/pci/alim15x3.c
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Diffstat (limited to 'drivers/ide/pci/alim15x3.c')
-rw-r--r--drivers/ide/pci/alim15x3.c60
1 files changed, 37 insertions, 23 deletions
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index f2129d5e07f2..daf9dce39e52 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -31,13 +31,14 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/pci.h>
-#include <linux/hdreg.h>
#include <linux/ide.h>
#include <linux/init.h>
#include <linux/dmi.h>
#include <asm/io.h>
+#define DRV_NAME "alim15x3"
+
/*
* Allow UDMA on M1543C-E chipset for WDC disks that ignore CRC checking
* (this is DANGEROUS and could result in data corruption).
@@ -69,22 +70,19 @@ static void ali_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = to_pci_dev(hwif->dev);
- int s_time, a_time, c_time;
+ struct ide_timing *t = ide_timing_find_mode(XFER_PIO_0 + pio);
+ int s_time = t->setup, a_time = t->active, c_time = t->cycle;
u8 s_clc, a_clc, r_clc;
unsigned long flags;
- int bus_speed = ide_pci_clk ? ide_pci_clk : system_bus_clock();
+ int bus_speed = ide_pci_clk ? ide_pci_clk : 33;
int port = hwif->channel ? 0x5c : 0x58;
int portFIFO = hwif->channel ? 0x55 : 0x54;
- u8 cd_dma_fifo = 0;
- int unit = drive->select.b.unit & 1;
+ u8 cd_dma_fifo = 0, unit = drive->dn & 1;
- s_time = ide_pio_timings[pio].setup_time;
- a_time = ide_pio_timings[pio].active_time;
if ((s_clc = (s_time * bus_speed + 999) / 1000) >= 8)
s_clc = 0;
if ((a_clc = (a_time * bus_speed + 999) / 1000) >= 8)
a_clc = 0;
- c_time = ide_pio_timings[pio].cycle_time;
if (!(r_clc = (c_time * bus_speed + 999) / 1000 - a_clc - s_clc)) {
r_clc = 1;
@@ -113,7 +111,7 @@ static void ali_set_pio_mode(ide_drive_t *drive, const u8 pio)
}
pci_write_config_byte(dev, port, s_clc);
- pci_write_config_byte(dev, port+drive->select.b.unit+2, (a_clc << 4) | r_clc);
+ pci_write_config_byte(dev, port + unit + 2, (a_clc << 4) | r_clc);
local_irq_restore(flags);
}
@@ -134,8 +132,8 @@ static u8 ali_udma_filter(ide_drive_t *drive)
if (m5229_revision > 0x20 && m5229_revision < 0xC2) {
if (drive->media != ide_disk)
return 0;
- if (chip_is_1543c_e && strstr(drive->id->model, "WDC ") &&
- wdc_udma == 0)
+ if (wdc_udma == 0 && chip_is_1543c_e &&
+ strstr((char *)&drive->id[ATA_ID_PROD], "WDC "))
return 0;
}
@@ -155,7 +153,7 @@ static void ali_set_dma_mode(ide_drive_t *drive, const u8 speed)
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = to_pci_dev(hwif->dev);
u8 speed1 = speed;
- u8 unit = (drive->select.b.unit & 0x01);
+ u8 unit = drive->dn & 1;
u8 tmpbyte = 0x00;
int m5229_udma = (hwif->channel) ? 0x57 : 0x56;
@@ -209,13 +207,12 @@ static int ali15x3_dma_setup(ide_drive_t *drive)
/**
* init_chipset_ali15x3 - Initialise an ALi IDE controller
* @dev: PCI device
- * @name: Name of the controller
*
* This function initializes the ALI IDE controller and where
* appropriate also sets up the 1533 southbridge.
*/
-
-static unsigned int __devinit init_chipset_ali15x3 (struct pci_dev *dev, const char *name)
+
+static unsigned int init_chipset_ali15x3(struct pci_dev *dev)
{
unsigned long flags;
u8 tmpbyte;
@@ -372,7 +369,7 @@ static int ali_cable_override(struct pci_dev *pdev)
* FIXME: frobs bits that are not defined on newer ALi devicea
*/
-static u8 __devinit ali_cable_detect(ide_hwif_t *hwif)
+static u8 ali_cable_detect(ide_hwif_t *hwif)
{
struct pci_dev *dev = to_pci_dev(hwif->dev);
unsigned long flags;
@@ -473,7 +470,15 @@ static int __devinit init_dma_ali15x3(ide_hwif_t *hwif,
struct pci_dev *dev = to_pci_dev(hwif->dev);
unsigned long base = ide_pci_dma_base(hwif, d);
- if (base == 0 || ide_pci_set_master(dev, d->name) < 0)
+ if (base == 0)
+ return -1;
+
+ hwif->dma_base = base;
+
+ if (ide_pci_check_simplex(hwif, d) < 0)
+ return -1;
+
+ if (ide_pci_set_master(dev, d->name) < 0)
return -1;
if (!hwif->channel)
@@ -485,7 +490,7 @@ static int __devinit init_dma_ali15x3(ide_hwif_t *hwif,
if (ide_allocate_dma_engine(hwif))
return -1;
- ide_setup_dma(hwif, base);
+ hwif->dma_ops = &sff_dma_ops;
return 0;
}
@@ -502,14 +507,14 @@ static const struct ide_dma_ops ali_dma_ops = {
.dma_setup = ali15x3_dma_setup,
.dma_exec_cmd = ide_dma_exec_cmd,
.dma_start = ide_dma_start,
- .dma_end = __ide_dma_end,
+ .dma_end = ide_dma_end,
.dma_test_irq = ide_dma_test_irq,
.dma_lost_irq = ide_dma_lost_irq,
.dma_timeout = ide_dma_timeout,
};
static const struct ide_port_info ali15x3_chipset __devinitdata = {
- .name = "ALI15X3",
+ .name = DRV_NAME,
.init_chipset = init_chipset_ali15x3,
.init_hwif = init_hwif_ali15x3,
.init_dma = init_dma_ali15x3,
@@ -559,7 +564,7 @@ static int __devinit alim15x3_init_one(struct pci_dev *dev, const struct pci_dev
if (idx == 0)
d.host_flags |= IDE_HFLAG_CLEAR_SIMPLEX;
- return ide_setup_pci_device(dev, &d);
+ return ide_pci_init_one(dev, &d, NULL);
}
@@ -570,18 +575,27 @@ static const struct pci_device_id alim15x3_pci_tbl[] = {
};
MODULE_DEVICE_TABLE(pci, alim15x3_pci_tbl);
-static struct pci_driver driver = {
+static struct pci_driver alim15x3_pci_driver = {
.name = "ALI15x3_IDE",
.id_table = alim15x3_pci_tbl,
.probe = alim15x3_init_one,
+ .remove = ide_pci_remove,
+ .suspend = ide_pci_suspend,
+ .resume = ide_pci_resume,
};
static int __init ali15x3_ide_init(void)
{
- return ide_pci_register_driver(&driver);
+ return ide_pci_register_driver(&alim15x3_pci_driver);
+}
+
+static void __exit ali15x3_ide_exit(void)
+{
+ return pci_unregister_driver(&alim15x3_pci_driver);
}
module_init(ali15x3_ide_init);
+module_exit(ali15x3_ide_exit);
MODULE_AUTHOR("Michael Aubry, Andrzej Krzysztofowicz, CJ, Andre Hedrick, Alan Cox");
MODULE_DESCRIPTION("PCI driver module for ALi 15x3 IDE");