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authorMax Filippov <jcmvbkbc@gmail.com>2013-03-10 12:07:14 +0400
committerChris Zankel <chris@zankel.net>2013-05-09 01:07:10 -0700
commit0f7f931027da4fd2da7f33b5a074167233d88f1f (patch)
treec472881df5b7d87c3ba10790bf5d39e39694c68d /arch/xtensa
parentb06c14e5c11a7e3fb9b4d94bb83847bf1fbbdaa3 (diff)
downloadlinux-0f7f931027da4fd2da7f33b5a074167233d88f1f.tar.gz
xtensa: don't attempt to use unconfigured timers
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/include/asm/timex.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/xtensa/include/asm/timex.h b/arch/xtensa/include/asm/timex.h
index 9e85ce8bd8d..3d35e5d0367 100644
--- a/arch/xtensa/include/asm/timex.h
+++ b/arch/xtensa/include/asm/timex.h
@@ -19,13 +19,16 @@
#define _INTLEVEL(x) XCHAL_INT ## x ## _LEVEL
#define INTLEVEL(x) _INTLEVEL(x)
-#if INTLEVEL(XCHAL_TIMER0_INTERRUPT) <= XCHAL_EXCM_LEVEL
+#if XCHAL_NUM_TIMERS > 0 && \
+ INTLEVEL(XCHAL_TIMER0_INTERRUPT) <= XCHAL_EXCM_LEVEL
# define LINUX_TIMER 0
# define LINUX_TIMER_INT XCHAL_TIMER0_INTERRUPT
-#elif INTLEVEL(XCHAL_TIMER1_INTERRUPT) <= XCHAL_EXCM_LEVEL
+#elif XCHAL_NUM_TIMERS > 1 && \
+ INTLEVEL(XCHAL_TIMER1_INTERRUPT) <= XCHAL_EXCM_LEVEL
# define LINUX_TIMER 1
# define LINUX_TIMER_INT XCHAL_TIMER1_INTERRUPT
-#elif INTLEVEL(XCHAL_TIMER2_INTERRUPT) <= XCHAL_EXCM_LEVEL
+#elif XCHAL_NUM_TIMERS > 2 && \
+ INTLEVEL(XCHAL_TIMER2_INTERRUPT) <= XCHAL_EXCM_LEVEL
# define LINUX_TIMER 2
# define LINUX_TIMER_INT XCHAL_TIMER2_INTERRUPT
#else