diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-25 12:41:02 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-25 12:41:02 -0800 |
| commit | 67635d397a643514fdfa859f611b86bd3ad8958d (patch) | |
| tree | b5df6d79b35cde39c00f0cc1432f128f473d4d6e /drivers/acpi | |
| parent | 192fef18d0f5ac9a05a93ff6314fc9865c10fbf9 (diff) | |
| parent | 949db153b6466c6f7cad5a427ecea94985927311 (diff) | |
Merge 3.8-rc5 into usb-next
This fixes up a conflict with drivers/usb/serial/io_ti.c that came up in
linux-next.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/apei/apei-base.c | 3 | ||||
| -rw-r--r-- | drivers/acpi/processor_idle.c | 4 | ||||
| -rw-r--r-- | drivers/acpi/processor_perflib.c | 7 |
3 files changed, 14 insertions, 0 deletions
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c index 00a783661d0..46f80e2c92f 100644 --- a/drivers/acpi/apei/apei-base.c +++ b/drivers/acpi/apei/apei-base.c @@ -590,6 +590,9 @@ static int apei_check_gar(struct acpi_generic_address *reg, u64 *paddr, if (bit_width == 32 && bit_offset == 0 && (*paddr & 0x03) == 0 && *access_bit_width < 32) *access_bit_width = 32; + else if (bit_width == 64 && bit_offset == 0 && (*paddr & 0x07) == 0 && + *access_bit_width < 64) + *access_bit_width = 64; if ((bit_width + bit_offset) > *access_bit_width) { pr_warning(FW_BUG APEI_PFX diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index f1a5da44591..ed9a1cc690b 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -958,6 +958,9 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr) return -EINVAL; } + if (!dev) + return -EINVAL; + dev->cpu = pr->id; if (max_cstate == 0) @@ -1149,6 +1152,7 @@ int acpi_processor_cst_has_changed(struct acpi_processor *pr) } /* Populate Updated C-state information */ + acpi_processor_get_power_info(pr); acpi_processor_setup_cpuidle_states(pr); /* Enable all cpuidle devices */ diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 836bfe06904..53e7ac9403a 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -340,6 +340,13 @@ static void amd_fixup_frequency(struct acpi_processor_px *px, int i) if ((boot_cpu_data.x86 == 0x10 && boot_cpu_data.x86_model < 10) || boot_cpu_data.x86 == 0x11) { rdmsr(MSR_AMD_PSTATE_DEF_BASE + index, lo, hi); + /* + * MSR C001_0064+: + * Bit 63: PstateEn. Read-write. If set, the P-state is valid. + */ + if (!(hi & BIT(31))) + return; + fid = lo & 0x3f; did = (lo >> 6) & 7; if (boot_cpu_data.x86 == 0x10) |