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authorTejun Heo <tj@kernel.org>2011-05-24 09:59:36 +0200
committerTejun Heo <tj@kernel.org>2011-05-24 09:59:36 +0200
commit6988f20fe04e9ef3aea488cb8ab57fbeb78e12f0 (patch)
treec9d7fc50a2e2147a5ca07e3096e7eeb916ad2da9 /arch/mips/pmc-sierra/msp71xx/msp_time.c
parent0415b00d175e0d8945e6785aad21b5f157976ce0 (diff)
parent6ea0c34dac89611126455537552cffe6c7e832ad (diff)
Merge branch 'fixes-2.6.39' into for-2.6.40
Diffstat (limited to 'arch/mips/pmc-sierra/msp71xx/msp_time.c')
-rw-r--r--arch/mips/pmc-sierra/msp71xx/msp_time.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/mips/pmc-sierra/msp71xx/msp_time.c b/arch/mips/pmc-sierra/msp71xx/msp_time.c
index 01df84ce31e..8b42f307a7a 100644
--- a/arch/mips/pmc-sierra/msp71xx/msp_time.c
+++ b/arch/mips/pmc-sierra/msp71xx/msp_time.c
@@ -29,6 +29,7 @@
#include <linux/module.h>
#include <linux/ptrace.h>
+#include <asm/cevt-r4k.h>
#include <asm/mipsregs.h>
#include <asm/time.h>
@@ -36,6 +37,12 @@
#include <msp_int.h>
#include <msp_regs.h>
+#define get_current_vpe() \
+ ((read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE)
+
+static struct irqaction timer_vpe1;
+static int tim_installed;
+
void __init plat_time_init(void)
{
char *endp, *s;
@@ -83,5 +90,12 @@ void __init plat_time_init(void)
unsigned int __cpuinit get_c0_compare_int(void)
{
- return MSP_INT_VPE0_TIMER;
+ /* MIPS_MT modes may want timer for second VPE */
+ if ((get_current_vpe()) && !tim_installed) {
+ memcpy(&timer_vpe1, &c0_compare_irqaction, sizeof(timer_vpe1));
+ setup_irq(MSP_INT_VPE1_TIMER, &timer_vpe1);
+ tim_installed++;
+ }
+
+ return get_current_vpe() ? MSP_INT_VPE1_TIMER : MSP_INT_VPE0_TIMER;
}