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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2013-01-30 20:38:21 +0400 |
|---|---|---|
| committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2013-02-01 00:44:47 +0400 |
| commit | ac52e83f4c76992925e13d0f4e901ffd4c207261 (patch) | |
| tree | 46fe1ef82ed53be1c3cb546f0efdef7c0bb52a42 /arch | |
| parent | 473296e072ae77e96586dcb39a1dd5d10db22611 (diff) | |
| download | linux-ac52e83f4c76992925e13d0f4e901ffd4c207261.tar.xz | |
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')
| -rw-r--r-- | arch/arm/kernel/setup.c | 2 | ||||
| -rw-r--r-- | arch/arm/kernel/smp_scu.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/id.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/omap-smp.c | 2 |
4 files changed, 5 insertions, 5 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); diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 45cc7ed4dd58..1377c363fded 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -300,7 +300,7 @@ void __init omap3xxx_check_revision(void) * If the processor type is Cortex-A8 and the revision is 0x0 * it means its Cortex r0p0 which is 3430 ES1.0. */ - cpuid = read_cpuid(CPUID_ID); + cpuid = read_cpuid_id(); if ((((cpuid >> 4) & 0xfff) == 0xc08) && ((cpuid & 0xf) == 0x0)) { omap_revision = OMAP3430_REV_ES1_0; cpu_rev = "1.0"; @@ -450,7 +450,7 @@ void __init omap4xxx_check_revision(void) * Use ARM register to detect the correct ES version */ if (!rev && (hawkeye != 0xb94e) && (hawkeye != 0xb975)) { - idcode = read_cpuid(CPUID_ID); + idcode = read_cpuid_id(); rev = (idcode & 0xf) - 1; } diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index cd42d921940d..707098ecf8d3 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -209,7 +209,7 @@ static void __init omap4_smp_init_cpus(void) unsigned int i = 0, ncores = 1, cpu_id; /* Use ARM cpuid check here, as SoC detection will not work so early */ - cpu_id = read_cpuid(CPUID_ID) & CPU_MASK; + cpu_id = read_cpuid_id() & CPU_MASK; if (cpu_id == CPU_CORTEX_A9) { /* * Currently we can't call ioremap here because |