Merge remote-tracking branch 'kumar/next' into next

Freescale updates for 3.6

3 files changed, 33 insertions, 41 deletions

diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index 7e7bd88..0f59863 100644
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -556,8 +556,10 @@ END_FTR_SECTION_IFSET(CPU_FTR_EMB_HV)
 	/* SPE Unavailable */
 	START_EXCEPTION(SPEUnavailable)
 	NORMAL_EXCEPTION_PROLOG(SPE_UNAVAIL)
-	bne	load_up_spe
-	addi	r3,r1,STACK_FRAME_OVERHEAD
+	beq	1f
+	bl	load_up_spe
+	b	fast_exception_return
+1:	addi	r3,r1,STACK_FRAME_OVERHEAD
 	EXC_XFER_EE_LITE(0x2010, KernelSPE)
 #else
 	EXCEPTION(0x2020, SPE_UNAVAIL, SPEUnavailable, \
@@ -778,7 +780,7 @@ tlb_write_entry:
 /* Note that the SPE support is closely modeled after the AltiVec
  * support.  Changes to one are likely to be applicable to the
  * other!  */
-load_up_spe:
+_GLOBAL(load_up_spe)
 /*
  * Disable SPE for the task which had SPE previously,
  * and save its SPE registers in its thread_struct.
@@ -826,20 +828,7 @@ load_up_spe:
 	subi	r4,r5,THREAD
 	stw	r4,last_task_used_spe@l(r3)
 #endif /* !CONFIG_SMP */
-	/* restore registers and return */
-2:	REST_4GPRS(3, r11)
-	lwz	r10,_CCR(r11)
-	REST_GPR(1, r11)
-	mtcr	r10
-	lwz	r10,_LINK(r11)
-	mtlr	r10
-	REST_GPR(10, r11)
-	mtspr	SPRN_SRR1,r9
-	mtspr	SPRN_SRR0,r12
-	REST_GPR(9, r11)
-	REST_GPR(12, r11)
-	lwz	r11,GPR11(r11)
-	rfi
+	blr
 
 /*
  * SPE unavailable trap from kernel - print a message, but let
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index afd4f05..bdc499c 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -720,6 +720,33 @@ static int powerpc_debugfs_init(void)
 arch_initcall(powerpc_debugfs_init);
 #endif
 
+#ifdef CONFIG_BOOKE_WDT
+extern u32 booke_wdt_enabled;
+extern u32 booke_wdt_period;
+
+/* Checks wdt=x and wdt_period=xx command-line option */
+notrace int __init early_parse_wdt(char *p)
+{
+	if (p && strncmp(p, "0", 1) != 0)
+		booke_wdt_enabled = 1;
+
+	return 0;
+}
+early_param("wdt", early_parse_wdt);
+
+int __init early_parse_wdt_period(char *p)
+{
+	unsigned long ret;
+	if (p) {
+		if (!kstrtol(p, 0, &ret))
+			booke_wdt_period = ret;
+	}
+
+	return 0;
+}
+early_param("wdt_period", early_parse_wdt_period);
+#endif	/* CONFIG_BOOKE_WDT */
+
 void ppc_printk_progress(char *s, unsigned short hex)
 {
 	pr_info("%s\n", s);
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index ec8a53f..a8f54ec 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -149,30 +149,6 @@ notrace void __init machine_init(u64 dt_ptr)
 		ppc_md.progress("id mach(): done", 0x200);
 }
 
-#ifdef CONFIG_BOOKE_WDT
-extern u32 booke_wdt_enabled;
-extern u32 booke_wdt_period;
-
-/* Checks wdt=x and wdt_period=xx command-line option */
-notrace int __init early_parse_wdt(char *p)
-{
-	if (p && strncmp(p, "0", 1) != 0)
-	       booke_wdt_enabled = 1;
-
-	return 0;
-}
-early_param("wdt", early_parse_wdt);
-
-int __init early_parse_wdt_period (char *p)
-{
-	if (p)
-		booke_wdt_period = simple_strtoul(p, NULL, 0);
-
-	return 0;
-}
-early_param("wdt_period", early_parse_wdt_period);
-#endif	/* CONFIG_BOOKE_WDT */
-
 /* Checks "l2cr=xxxx" command-line option */
 int __init ppc_setup_l2cr(char *str)
 {