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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:47:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:47:48 +0000 |
commit | a1865fbd182b17f2d2f465f557af5b45501c5f1c (patch) | |
tree | 59da519ef2e59c763bb8efdbe67bc348cf833767 /drivers/thermal/intel/intel_tcc.c | |
parent | Adding upstream version 6.7.9. (diff) | |
download | linux-a1865fbd182b17f2d2f465f557af5b45501c5f1c.tar.xz linux-a1865fbd182b17f2d2f465f557af5b45501c5f1c.zip |
Adding upstream version 6.7.12.upstream/6.7.12
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/thermal/intel/intel_tcc.c')
-rw-r--r-- | drivers/thermal/intel/intel_tcc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/thermal/intel/intel_tcc.c b/drivers/thermal/intel/intel_tcc.c index 2e5c741c41..5e8b7f34b3 100644 --- a/drivers/thermal/intel/intel_tcc.c +++ b/drivers/thermal/intel/intel_tcc.c @@ -103,18 +103,19 @@ EXPORT_SYMBOL_NS_GPL(intel_tcc_set_offset, INTEL_TCC); /** * intel_tcc_get_temp() - returns the current temperature * @cpu: cpu that the MSR should be run on, nagative value means any cpu. + * @temp: pointer to the memory for saving cpu temperature. * @pkg: true: Package Thermal Sensor. false: Core Thermal Sensor. * * Get the current temperature returned by the CPU core/package level * thermal sensor, in degrees C. * - * Return: Temperature in degrees C on success, negative error code otherwise. + * Return: 0 on success, negative error code otherwise. */ -int intel_tcc_get_temp(int cpu, bool pkg) +int intel_tcc_get_temp(int cpu, int *temp, bool pkg) { u32 low, high; u32 msr = pkg ? MSR_IA32_PACKAGE_THERM_STATUS : MSR_IA32_THERM_STATUS; - int tjmax, temp, err; + int tjmax, err; tjmax = intel_tcc_get_tjmax(cpu); if (tjmax < 0) @@ -131,9 +132,8 @@ int intel_tcc_get_temp(int cpu, bool pkg) if (!(low & BIT(31))) return -ENODATA; - temp = tjmax - ((low >> 16) & 0x7f); + *temp = tjmax - ((low >> 16) & 0x7f); - /* Do not allow negative CPU temperature */ - return temp >= 0 ? temp : -ENODATA; + return 0; } EXPORT_SYMBOL_NS_GPL(intel_tcc_get_temp, INTEL_TCC); |