提交 cf757899 编写于 作者: C Chris Dearman 提交者: Ralf Baechle

[MIPS] SMTC: Fix build error caused by nonsense code.

Signed-off-by: NChris Dearman <chris@mips.com>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
上级 6a05888d
...@@ -88,8 +88,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) ...@@ -88,8 +88,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id)
* the general MIPS timer_interrupt routine. * the general MIPS timer_interrupt routine.
*/ */
int vpflags;
/* /*
* We could be here due to timer interrupt, * We could be here due to timer interrupt,
* perf counter overflow, or both. * perf counter overflow, or both.
...@@ -98,15 +96,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) ...@@ -98,15 +96,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id)
perf_irq(); perf_irq();
if (read_c0_cause() & (1 << 30)) { if (read_c0_cause() & (1 << 30)) {
/* If timer interrupt, make it de-assert */
write_c0_compare (read_c0_count() - 1);
/*
* DVPE is necessary so long as cross-VPE interrupts
* are done via read-modify-write of Cause register.
*/
vpflags = dvpe();
clear_c0_cause(CPUCTR_IMASKBIT);
evpe(vpflags);
/* /*
* There are things we only want to do once per tick * There are things we only want to do once per tick
* in an "MP" system. One TC of each VPE will take * in an "MP" system. One TC of each VPE will take
...@@ -115,14 +104,13 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) ...@@ -115,14 +104,13 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id)
* the tick on VPE 0 to run the full timer_interrupt(). * the tick on VPE 0 to run the full timer_interrupt().
*/ */
if (cpu_data[cpu].vpe_id == 0) { if (cpu_data[cpu].vpe_id == 0) {
timer_interrupt(irq, NULL); timer_interrupt(irq, NULL);
smtc_timer_broadcast(cpu_data[cpu].vpe_id);
} else { } else {
write_c0_compare(read_c0_count() + write_c0_compare(read_c0_count() +
(mips_hpt_frequency/HZ)); (mips_hpt_frequency/HZ));
local_timer_interrupt(irq, dev_id); local_timer_interrupt(irq, dev_id);
smtc_timer_broadcast(cpu_data[cpu].vpe_id);
} }
smtc_timer_broadcast(cpu_data[cpu].vpe_id);
} }
#else /* CONFIG_MIPS_MT_SMTC */ #else /* CONFIG_MIPS_MT_SMTC */
int r2 = cpu_has_mips_r2; int r2 = cpu_has_mips_r2;
......
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