mirror of https://gitee.com/openkylin/linux.git
drm/amdgpu/smu: add metrics table lock
This table is used for lots of things, add it's own lock. Bug: https://gitlab.freedesktop.org/drm/amd/issues/900 Reviewed-by: Kevin Wang <kevin1.wang@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
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@ -866,6 +866,7 @@ static int smu_sw_init(void *handle)
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smu->smu_baco.platform_support = false;
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smu->smu_baco.platform_support = false;
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mutex_init(&smu->sensor_lock);
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mutex_init(&smu->sensor_lock);
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mutex_init(&smu->metrics_lock);
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smu->watermarks_bitmap = 0;
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smu->watermarks_bitmap = 0;
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smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
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smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
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@ -349,6 +349,7 @@ struct smu_context
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const struct pptable_funcs *ppt_funcs;
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const struct pptable_funcs *ppt_funcs;
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struct mutex mutex;
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struct mutex mutex;
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struct mutex sensor_lock;
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struct mutex sensor_lock;
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struct mutex metrics_lock;
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uint64_t pool_size;
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uint64_t pool_size;
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struct smu_table_context smu_table;
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struct smu_table_context smu_table;
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