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authorGuchun Chen <guchun.chen@amd.com>2022-07-14 15:32:51 +0800
committerAlex Deucher <alexander.deucher@amd.com>2022-07-18 16:42:39 -0400
commit50fe04d46aab77cf8fc3d48fbc38d872d181a849 (patch)
treed589b6619249a542c719d9465a3761c8528160b3
parentdrm/amd/display: Remove unnecessary NULL check in commit_planes_for_stream() (diff)
downloadlinux-dev-50fe04d46aab77cf8fc3d48fbc38d872d181a849.tar.xz
linux-dev-50fe04d46aab77cf8fc3d48fbc38d872d181a849.zip
drm/amdgpu: introduce runtime pm mode
It can benefit code consistency in future. Suggested-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Guchun Chen <guchun.chen@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c6
-rw-r--r--drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h9
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 6de63ea6687e..fbbcdbdbe65a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -161,10 +161,12 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
if (amdgpu_device_supports_px(dev) &&
(amdgpu_runtime_pm != 0)) { /* enable runpm by default for atpx */
adev->runpm = true;
+ adev->pm.rpm_mode = AMDGPU_RUNPM_PX;
dev_info(adev->dev, "Using ATPX for runtime pm\n");
} else if (amdgpu_device_supports_boco(dev) &&
(amdgpu_runtime_pm != 0)) { /* enable runpm by default for boco */
adev->runpm = true;
+ adev->pm.rpm_mode = AMDGPU_RUNPM_BOCO;
dev_info(adev->dev, "Using BOCO for runtime pm\n");
} else if (amdgpu_device_supports_baco(dev) &&
(amdgpu_runtime_pm != 0)) {
@@ -188,8 +190,10 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
amdgpu_runtime_pm_quirk(adev);
- if (adev->runpm)
+ if (adev->runpm) {
+ adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
dev_info(adev->dev, "Using BACO for runtime pm\n");
+ }
}
/* Call ACPI methods: require modeset init
diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
index 524fb09437e5..65624d091ed2 100644
--- a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
@@ -45,6 +45,13 @@ enum amdgpu_int_thermal_type {
THERMAL_TYPE_KV,
};
+enum amdgpu_runpm_mode {
+ AMDGPU_RUNPM_NONE,
+ AMDGPU_RUNPM_PX,
+ AMDGPU_RUNPM_BOCO,
+ AMDGPU_RUNPM_BACO,
+};
+
struct amdgpu_ps {
u32 caps; /* vbios flags */
u32 class; /* vbios flags */
@@ -355,6 +362,8 @@ struct amdgpu_pm {
struct amdgpu_ctx *stable_pstate_ctx;
struct config_table_setting config_table;
+ /* runtime mode */
+ enum amdgpu_runpm_mode rpm_mode;
};
int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,