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authorBart Van Assche <bvanassche@acm.org>2021-10-13 01:23:12 +0300
committerThomas Bogendoerfer <tsbogend@alpha.franken.de>2021-10-18 19:09:54 +0300
commitc91cf42f61dc77b289784ea7b15a8531defa41c0 (patch)
treea72d48205347fd090976b72346f33d40ac9fffac /arch/mips/sni/time.c
parent67512a8cf5a730938fdb1e48de33edfef6015e03 (diff)
downloadlinux-c91cf42f61dc77b289784ea7b15a8531defa41c0.tar.xz
MIPS: sni: Fix the build
This patch fixes the following gcc 10 build error: arch/mips/sni/time.c: In function ‘a20r_set_periodic’: arch/mips/sni/time.c:15:26: error: unsigned conversion from ‘int’ to ‘u8’ {aka ‘volatile unsigned char’} changes value from ‘576’ to ‘64’ [-Werror=overflow] 15 | #define SNI_COUNTER0_DIV ((SNI_CLOCK_TICK_RATE / SNI_COUNTER2_DIV) / HZ) | ^ arch/mips/sni/time.c:21:45: note: in expansion of macro ‘SNI_COUNTER0_DIV’ 21 | *(volatile u8 *)(A20R_PT_CLOCK_BASE + 0) = SNI_COUNTER0_DIV; | ^~~~~~~~~~~~~~~~ Cc: linux-mips@vger.kernel.org Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch/mips/sni/time.c')
-rw-r--r--arch/mips/sni/time.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c
index 240bb68ec247..ff3ba7e77890 100644
--- a/arch/mips/sni/time.c
+++ b/arch/mips/sni/time.c
@@ -18,14 +18,14 @@ static int a20r_set_periodic(struct clock_event_device *evt)
{
*(volatile u8 *)(A20R_PT_CLOCK_BASE + 12) = 0x34;
wmb();
- *(volatile u8 *)(A20R_PT_CLOCK_BASE + 0) = SNI_COUNTER0_DIV;
+ *(volatile u8 *)(A20R_PT_CLOCK_BASE + 0) = SNI_COUNTER0_DIV & 0xff;
wmb();
*(volatile u8 *)(A20R_PT_CLOCK_BASE + 0) = SNI_COUNTER0_DIV >> 8;
wmb();
*(volatile u8 *)(A20R_PT_CLOCK_BASE + 12) = 0xb4;
wmb();
- *(volatile u8 *)(A20R_PT_CLOCK_BASE + 8) = SNI_COUNTER2_DIV;
+ *(volatile u8 *)(A20R_PT_CLOCK_BASE + 8) = SNI_COUNTER2_DIV & 0xff;
wmb();
*(volatile u8 *)(A20R_PT_CLOCK_BASE + 8) = SNI_COUNTER2_DIV >> 8;
wmb();