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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2013-01-30 17:38:21 +0100
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2013-01-31 21:44:47 +0100
commitac52e83f4c76992925e13d0f4e901ffd4c207261 (patch)
tree46fe1ef82ed53be1c3cb546f0efdef7c0bb52a42 /arch/arm/kernel
parentARM: sync comments about available data abort models with the code (diff)
downloadlinux-ac52e83f4c76992925e13d0f4e901ffd4c207261.tar.xz
linux-ac52e83f4c76992925e13d0f4e901ffd4c207261.zip
ARM: use read_cpuid_id() instead of read_cpuid(CPUID_ID)
Both calls are identical currently. This patch prepares to deprecate read_cpuid on machines without cp15. Also move an unconditional usage of read_cpuid_cachetype to a more local scope as read_cpuid_cachetype uses read_cpuid, too. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Message-Id: 1359646587-1788-1-git-send-email-u.kleine-koenig@pengutronix.de
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/setup.c2
-rw-r--r--arch/arm/kernel/smp_scu.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 3f6cbb2e3eda..1cc9e1796415 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -291,10 +291,10 @@ static int cpu_has_aliasing_icache(unsigned int arch)
static void __init cacheid_init(void)
{
- unsigned int cachetype = read_cpuid_cachetype();
unsigned int arch = cpu_architecture();
if (arch >= CPU_ARCH_ARMv6) {
+ unsigned int cachetype = read_cpuid_cachetype();
if ((cachetype & (7 << 29)) == 4 << 29) {
/* ARMv7 register format */
arch = CPU_ARCH_ARMv7;
diff --git a/arch/arm/kernel/smp_scu.c b/arch/arm/kernel/smp_scu.c
index b9f015e843d8..743a3bfe6a67 100644
--- a/arch/arm/kernel/smp_scu.c
+++ b/arch/arm/kernel/smp_scu.c
@@ -41,7 +41,7 @@ void scu_enable(void __iomem *scu_base)
#ifdef CONFIG_ARM_ERRATA_764369
/* Cortex-A9 only */
- if ((read_cpuid(CPUID_ID) & 0xff0ffff0) == 0x410fc090) {
+ if ((read_cpuid_id() & 0xff0ffff0) == 0x410fc090) {
scu_ctrl = __raw_readl(scu_base + 0x30);
if (!(scu_ctrl & 1))
__raw_writel(scu_ctrl | 0x1, scu_base + 0x30);