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authorMaciej W. Rozycki <macro@linux-mips.org>2013-09-17 15:58:10 (GMT)
committerRalf Baechle <ralf@linux-mips.org>2013-09-18 18:25:19 (GMT)
commit8ff374b9c296b96484d5e63b45b22d0862ffee8f (patch)
tree0a40c8b881b985854a58793b14ca7b4de9c6f123 /arch/mips/mti-malta
parentb42b4f3af8b1ac2f7b09781d523bf918f366d8d6 (diff)
downloadlinux-8ff374b9c296b96484d5e63b45b22d0862ffee8f.tar.xz
MIPS: Cleanup CP0 PRId and CP1 FPIR register access masks
Replace hardcoded CP0 PRId and CP1 FPIR register access masks throughout. The change does not touch places that use shifted or partial masks. Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5838/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mti-malta')
-rw-r--r--arch/mips/mti-malta/malta-time.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/mti-malta/malta-time.c b/arch/mips/mti-malta/malta-time.c
index 53aad4a..a18af5f 100644
--- a/arch/mips/mti-malta/malta-time.c
+++ b/arch/mips/mti-malta/malta-time.c
@@ -27,6 +27,7 @@
#include <linux/timex.h>
#include <linux/mc146818rtc.h>
+#include <asm/cpu.h>
#include <asm/mipsregs.h>
#include <asm/mipsmtregs.h>
#include <asm/hardirq.h>
@@ -76,7 +77,7 @@ static void __init estimate_frequencies(void)
#endif
#if defined (CONFIG_KVM_GUEST) && defined (CONFIG_KVM_HOST_FREQ)
- unsigned int prid = read_c0_prid() & 0xffff00;
+ unsigned int prid = read_c0_prid() & (PRID_COMP_MASK | PRID_IMP_MASK);
/*
* XXXKYMA: hardwire the CPU frequency to Host Freq/4
@@ -169,7 +170,7 @@ unsigned int get_c0_compare_int(void)
void __init plat_time_init(void)
{
- unsigned int prid = read_c0_prid() & 0xffff00;
+ unsigned int prid = read_c0_prid() & (PRID_COMP_MASK | PRID_IMP_MASK);
unsigned int freq;
estimate_frequencies();