Merge branch 'linus' into stackprotector

Conflicts:
	arch/x86/kernel/Makefile
	include/asm-x86/pda.h

4 files changed, 46 insertions, 75 deletions

diff --git a/arch/mips/sgi-ip22/ip22-mc.c b/arch/mips/sgi-ip22/ip22-mc.c
index 3f35d6367bec..5268ac187bbd 100644
--- a/arch/mips/sgi-ip22/ip22-mc.c
+++ b/arch/mips/sgi-ip22/ip22-mc.c
@@ -208,4 +208,30 @@ void __init sgimc_init(void)
 void __init prom_meminit(void) {}
 void __init prom_free_prom_memory(void)
 {
+#ifdef CONFIG_SGI_IP28
+	u32 mconfig1;
+	unsigned long flags;
+	spinlock_t lock;
+
+	/*
+	 * because ARCS accesses memory uncached we wait until ARCS
+	 * isn't needed any longer, before we switch from slow to
+	 * normal mode
+	 */
+	spin_lock_irqsave(&lock, flags);
+	mconfig1 = sgimc->mconfig1;
+	/* map ECC register */
+	sgimc->mconfig1 = (mconfig1 & 0xffff0000) | 0x2060;
+	iob();
+	/* switch to normal mode */
+	*(unsigned long *)PHYS_TO_XKSEG_UNCACHED(0x60000000) = 0;
+	iob();
+	/* reduce WR_COL */
+	sgimc->cmacc = (sgimc->cmacc & ~0xf) | 4;
+	iob();
+	/* restore old config */
+	sgimc->mconfig1 = mconfig1;
+	iob();
+	spin_unlock_irqrestore(&lock, flags);
+#endif
 }
diff --git a/arch/mips/sgi-ip22/ip22-platform.c b/arch/mips/sgi-ip22/ip22-platform.c
index 28ffec8e5d1a..52486c4d2b01 100644
--- a/arch/mips/sgi-ip22/ip22-platform.c
+++ b/arch/mips/sgi-ip22/ip22-platform.c
@@ -150,7 +150,7 @@ static int __init sgiseeq_devinit(void)
 		return res;
 
 	/* Second HPC is missing? */
-	if (!ip22_is_fullhouse() ||
+	if (ip22_is_fullhouse() ||
 	    get_dbe(tmp, (unsigned int *)&hpc3c1->pbdma[1]))
 		return 0;
 
@@ -175,3 +175,20 @@ static int __init sgiseeq_devinit(void)
 }
 
 device_initcall(sgiseeq_devinit);
+
+static int __init sgi_hal2_devinit(void)
+{
+	return IS_ERR(platform_device_register_simple("sgihal2", 0, NULL, 0));
+}
+
+device_initcall(sgi_hal2_devinit);
+
+static int __init sgi_button_devinit(void)
+{
+	if (ip22_is_fullhouse())
+		return 0; /* full house has no volume buttons */
+
+	return IS_ERR(platform_device_register_simple("sgibtns", -1, NULL, 0));
+}
+
+device_initcall(sgi_button_devinit);
diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c
index a435b31cf031..4ad5c3393fd3 100644
--- a/arch/mips/sgi-ip22/ip22-reset.c
+++ b/arch/mips/sgi-ip22/ip22-reset.c
@@ -39,7 +39,7 @@
 #define POWERDOWN_FREQ		(HZ / 4)
 #define PANIC_FREQ		(HZ / 8)
 
-static struct timer_list power_timer, blink_timer, debounce_timer, volume_timer;
+static struct timer_list power_timer, blink_timer, debounce_timer;
 
 #define MACHINE_PANICED		1
 #define MACHINE_SHUTTING_DOWN	2
@@ -139,36 +139,6 @@ static inline void power_button(void)
 	add_timer(&power_timer);
 }
 
-void (*indy_volume_button)(int) = NULL;
-
-EXPORT_SYMBOL(indy_volume_button);
-
-static inline void volume_up_button(unsigned long data)
-{
-	del_timer(&volume_timer);
-
-	if (indy_volume_button)
-		indy_volume_button(1);
-
-	if (sgint->istat1 & SGINT_ISTAT1_PWR) {
-		volume_timer.expires = jiffies + (HZ / 100);
-		add_timer(&volume_timer);
-	}
-}
-
-static inline void volume_down_button(unsigned long data)
-{
-	del_timer(&volume_timer);
-
-	if (indy_volume_button)
-		indy_volume_button(-1);
-
-	if (sgint->istat1 & SGINT_ISTAT1_PWR) {
-		volume_timer.expires = jiffies + (HZ / 100);
-		add_timer(&volume_timer);
-	}
-}
-
 static irqreturn_t panel_int(int irq, void *dev_id)
 {
 	unsigned int buttons;
@@ -190,25 +160,8 @@ static irqreturn_t panel_int(int irq, void *dev_id)
 	 * House. Only lowest 2 bits are used. Guiness uses upper four bits
 	 * for volume control". This is not true, all bits are pulled high
 	 * on fullhouse */
-	if (ip22_is_fullhouse() || !(buttons & SGIOC_PANEL_POWERINTR)) {
+	if (!(buttons & SGIOC_PANEL_POWERINTR))
 		power_button();
-		return IRQ_HANDLED;
-	}
-	/* TODO: mute/unmute */
-	/* Volume up button was pressed */
-	if (!(buttons & SGIOC_PANEL_VOLUPINTR)) {
-		init_timer(&volume_timer);
-		volume_timer.function = volume_up_button;
-		volume_timer.expires = jiffies + (HZ / 100);
-		add_timer(&volume_timer);
-	}
-	/* Volume down button was pressed */
-	if (!(buttons & SGIOC_PANEL_VOLDNINTR)) {
-		init_timer(&volume_timer);
-		volume_timer.function = volume_down_button;
-		volume_timer.expires = jiffies + (HZ / 100);
-		add_timer(&volume_timer);
-	}
 
 	return IRQ_HANDLED;
 }
diff --git a/arch/mips/sgi-ip22/ip22-setup.c b/arch/mips/sgi-ip22/ip22-setup.c
index 5f389ee26fca..896a1ef84829 100644
--- a/arch/mips/sgi-ip22/ip22-setup.c
+++ b/arch/mips/sgi-ip22/ip22-setup.c
@@ -20,7 +20,6 @@
 #include <asm/irq.h>
 #include <asm/reboot.h>
 #include <asm/time.h>
-#include <asm/gdb-stub.h>
 #include <asm/io.h>
 #include <asm/traps.h>
 #include <asm/sgialib.h>
@@ -81,30 +80,6 @@ void __init plat_mem_setup(void)
 		add_preferred_console("arc", 0, NULL);
 	}
 
-#ifdef CONFIG_KGDB
-	{
-	char *kgdb_ttyd = prom_getcmdline();
-
-	if ((kgdb_ttyd = strstr(kgdb_ttyd, "kgdb=ttyd")) != NULL) {
-		int line;
-		kgdb_ttyd += strlen("kgdb=ttyd");
-		if (*kgdb_ttyd != '1' && *kgdb_ttyd != '2')
-			printk(KERN_INFO "KGDB: Uknown serial line /dev/ttyd%c"
-			       ", falling back to /dev/ttyd1\n", *kgdb_ttyd);
-		line = *kgdb_ttyd == '2' ? 0 : 1;
-		printk(KERN_INFO "KGDB: Using serial line /dev/ttyd%d for "
-		       "session\n", line ? 1 : 2);
-		rs_kgdb_hook(line);
-
-		printk(KERN_INFO "KGDB: Using serial line /dev/ttyd%d for "
-		       "session, please connect your debugger\n", line ? 1:2);
-
-		kgdb_enabled = 1;
-		/* Breakpoints and stuff are in sgi_irq_setup() */
-	}
-	}
-#endif
-
 #if defined(CONFIG_VT) && defined(CONFIG_SGI_NEWPORT_CONSOLE)
 	{
 		ULONG *gfxinfo;