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authorRalf Baechle <ralf@linux-mips.org>2013-09-04 19:18:07 +0200
committerRalf Baechle <ralf@linux-mips.org>2013-09-04 19:18:07 +0200
commit4d854194f3e60d56d68e82a934d5613c42c1273b (patch)
tree685c39d2c4452f9208240833b13c25e97c2a2c1f /arch/mips/kernel/time.c
parent12d14e0edd4ea7b5fd879e55855969771d37aad8 (diff)
parentf7c1285f0eba8e0910decc0fa5b409f886e4358e (diff)
Merge branch '3.11-fixes' into mips-for-linux-next
Diffstat (limited to 'arch/mips/kernel/time.c')
-rw-r--r--arch/mips/kernel/time.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 9d686bf97b0e..364d26ae4215 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -121,6 +121,14 @@ void __init time_init(void)
{
plat_time_init();
- if (!mips_clockevent_init() || !cpu_has_mfc0_count_bug())
+ /*
+ * The use of the R4k timer as a clock event takes precedence;
+ * if reading the Count register might interfere with the timer
+ * interrupt, then we don't use the timer as a clock source.
+ * We may still use the timer as a clock source though if the
+ * timer interrupt isn't reliable; the interference doesn't
+ * matter then, because we don't use the interrupt.
+ */
+ if (mips_clockevent_init() != 0 || !cpu_has_mfc0_count_bug())
init_mips_clocksource();
}