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author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-07-25 11:45:39 (GMT) |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-07-25 11:45:39 (GMT) |
commit | 9fedbb3b6bb8d00c973f01dcf14af8eedf5eb495 (patch) | |
tree | cb4a1b2c48cf610ddf453c8138b58283936d0ff3 /arch/x86 | |
parent | fa70db3f19a183af5334edea5ad9e417c58faa5c (diff) | |
parent | b77b5651082a4fa4091ac4e864254d9e71d15880 (diff) | |
download | linux-9fedbb3b6bb8d00c973f01dcf14af8eedf5eb495.tar.xz |
Merge branch 'x86/cpu' from tip
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/include/asm/topology.h | 12 | ||||
-rw-r--r-- | arch/x86/kernel/cpu/intel.c | 7 | ||||
-rw-r--r-- | arch/x86/platform/atom/punit_atom_debug.c | 5 |
3 files changed, 7 insertions, 17 deletions
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index 7f991bd5..c9a4ed7 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -25,16 +25,6 @@ #ifndef _ASM_X86_TOPOLOGY_H #define _ASM_X86_TOPOLOGY_H -#ifdef CONFIG_X86_32 -# ifdef CONFIG_SMP -# define ENABLE_TOPO_DEFINES -# endif -#else -# ifdef CONFIG_SMP -# define ENABLE_TOPO_DEFINES -# endif -#endif - /* * to preserve the visibility of NUMA_NO_NODE definition, * moved to there from here. May be used independent of @@ -123,7 +113,7 @@ extern const struct cpumask *cpu_coregroup_mask(int cpu); #define topology_physical_package_id(cpu) (cpu_data(cpu).phys_proc_id) #define topology_core_id(cpu) (cpu_data(cpu).cpu_core_id) -#ifdef ENABLE_TOPO_DEFINES +#ifdef CONFIG_SMP #define topology_core_cpumask(cpu) (per_cpu(cpu_core_map, cpu)) #define topology_sibling_cpumask(cpu) (per_cpu(cpu_sibling_map, cpu)) diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 6e2ffbe..c1a89bc 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -300,15 +300,14 @@ static void intel_workarounds(struct cpuinfo_x86 *c) } /* - * P4 Xeon errata 037 workaround. + * P4 Xeon erratum 037 workaround. * Hardware prefetcher may cause stale data to be loaded into the cache. */ if ((c->x86 == 15) && (c->x86_model == 1) && (c->x86_mask == 1)) { if (msr_set_bit(MSR_IA32_MISC_ENABLE, - MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE_BIT) - > 0) { + MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE_BIT) > 0) { pr_info("CPU: C0 stepping P4 Xeon detected.\n"); - pr_info("CPU: Disabling hardware prefetching (Errata 037)\n"); + pr_info("CPU: Disabling hardware prefetching (Erratum 037)\n"); } } diff --git a/arch/x86/platform/atom/punit_atom_debug.c b/arch/x86/platform/atom/punit_atom_debug.c index 81c769e..1097829 100644 --- a/arch/x86/platform/atom/punit_atom_debug.c +++ b/arch/x86/platform/atom/punit_atom_debug.c @@ -23,6 +23,7 @@ #include <linux/seq_file.h> #include <linux/io.h> #include <asm/cpu_device_id.h> +#include <asm/intel-family.h> #include <asm/iosf_mbi.h> /* Power gate status reg */ @@ -143,8 +144,8 @@ static void punit_dbgfs_unregister(void) (kernel_ulong_t)&drv_data } static const struct x86_cpu_id intel_punit_cpu_ids[] = { - ICPU(55, punit_device_byt), /* Valleyview, Bay Trail */ - ICPU(76, punit_device_cht), /* Braswell, Cherry Trail */ + ICPU(INTEL_FAM6_ATOM_SILVERMONT1, punit_device_byt), + ICPU(INTEL_FAM6_ATOM_AIRMONT, punit_device_cht), {} }; |