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author | Michal Wilczynski <michal.wilczynski@intel.com> | 2023-07-10 17:03:37 +0300 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2023-07-17 14:47:42 +0200 |
commit | 11e7bf5629fa6a78b72a2b755c0a8f0bbd512593 (patch) | |
tree | a030d44277cde255214e46115a2c4b41b8ca94fa /drivers/acpi/acpi_processor.c | |
parent | 95272641338a32734792fe4b261001847b11ed80 (diff) | |
download | linux-stable-11e7bf5629fa6a78b72a2b755c0a8f0bbd512593.tar.gz linux-stable-11e7bf5629fa6a78b72a2b755c0a8f0bbd512593.tar.bz2 linux-stable-11e7bf5629fa6a78b72a2b755c0a8f0bbd512593.zip |
ACPI: processor: Remove acpi_hwp_native_thermal_lvt_osc()
The workaround for buggy skylake BIOSes is now implemented in
acpi_processor_osc() and acpi_hwp_native_thermal_lvt_osc() has no
callers, so drop it.
Suggested-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Michal Wilczynski <michal.wilczynski@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpi_processor.c')
-rw-r--r-- | drivers/acpi/acpi_processor.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index 8f4d70ae694f..9e35b8d8d334 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -561,7 +561,6 @@ bool __init processor_physically_present(acpi_handle handle) /* vendor specific UUID indicating an Intel platform */ static u8 sb_uuid_str[] = "4077A616-290C-47BE-9EBD-D87058713953"; -static bool acpi_hwp_native_thermal_lvt_set; static acpi_status __init acpi_processor_osc(acpi_handle handle, u32 lvl, void *context, void **rv) @@ -589,41 +588,6 @@ static acpi_status __init acpi_processor_osc(acpi_handle handle, u32 lvl, return AE_OK; } -static acpi_status __init acpi_hwp_native_thermal_lvt_osc(acpi_handle handle, - u32 lvl, - void *context, - void **rv) -{ - u32 capbuf[2]; - struct acpi_osc_context osc_context = { - .uuid_str = sb_uuid_str, - .rev = 1, - .cap.length = 8, - .cap.pointer = capbuf, - }; - - if (acpi_hwp_native_thermal_lvt_set) - return AE_CTRL_TERMINATE; - - capbuf[0] = 0x0000; - capbuf[1] = 0x1000; /* set bit 12 */ - - if (ACPI_SUCCESS(acpi_run_osc(handle, &osc_context))) { - if (osc_context.ret.pointer && osc_context.ret.length > 1) { - u32 *capbuf_ret = osc_context.ret.pointer; - - if (capbuf_ret[1] & 0x1000) { - acpi_handle_info(handle, - "_OSC native thermal LVT Acked\n"); - acpi_hwp_native_thermal_lvt_set = true; - } - } - kfree(osc_context.ret.pointer); - } - - return AE_OK; -} - static bool __init acpi_early_processor_osc(void) { acpi_status status; |