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[v3,2/2] thermal: intel: intel_tcc_cooling: Use a model-specific bitmask for TCC offset

Message ID 20240614211606.5896-3-ricardo.neri-calderon@linux.intel.com (mailing list archive)
State In Next
Delegated to: Rafael Wysocki
Headers show
Series drivers: thermal: intel: Use model-specific bitmasks for temperature registers | expand

Commit Message

Ricardo Neri June 14, 2024, 9:16 p.m. UTC
The TCC offset field in the register MSR_TEMPERATURE_TARGET is not
architectural. The TCC library provides a model-specific bitmask. Use it to
determine the maximum TCC offset.

Suggested-by: Zhang Rui <rui.zhang@intel.com>
Reviewed-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Lukasz Luba <lukasz.luba@arm.com>
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Cc: linux-pm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org # v6.7+
Changes since v2:
 * None

Changes since v1:
 * Used renamed function intel_tcc_get_offset_mask().
 drivers/thermal/intel/intel_tcc_cooling.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/thermal/intel/intel_tcc_cooling.c b/drivers/thermal/intel/intel_tcc_cooling.c
index 63696e7d7b3c..17110ffa80bb 100644
--- a/drivers/thermal/intel/intel_tcc_cooling.c
+++ b/drivers/thermal/intel/intel_tcc_cooling.c
@@ -20,7 +20,7 @@  static struct thermal_cooling_device *tcc_cdev;
 static int tcc_get_max_state(struct thermal_cooling_device *cdev, unsigned long
-	*state = 0x3f;
+	*state = intel_tcc_get_offset_mask();
 	return 0;