Add gfx ulv disablement/enablement on UMD pstate entering/exiting.
Change-Id: Ieb38fdb5975b563f24c0b172fedd01acf99afb10
Signed-off-by: Evan Quan <evan.q...@amd.com>
---
drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h | 1 +
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 2 ++
drivers/gpu/drm/amd/pm/swsmu/smu_internal.h | 1 +
3 files changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
index bbe4a343e9f1..7cc707ec21c3 100644
--- a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
@@ -596,6 +596,7 @@ struct pptable_funcs {
int (*set_pp_feature_mask)(struct smu_context *smu, uint64_t new_mask);
ssize_t (*get_gpu_metrics)(struct smu_context *smu, void **table);
int (*enable_mgpu_fan_boost)(struct smu_context *smu);
+ int (*gfx_ulv_control)(struct smu_context *smu, bool enablement);
};
typedef enum {
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 7d17c4f1b489..221b5c923ce1 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1440,6 +1440,7 @@ static int smu_enable_umd_pstate(void *handle,
amdgpu_device_ip_set_clockgating_state(smu->adev,
AMD_IP_BLOCK_TYPE_GFX,
AMD_CG_STATE_UNGATE);
+ smu_gfx_ulv_control(smu, false);
}
} else {
/* exit umd pstate, restore level, enable gfx cg*/
@@ -1447,6 +1448,7 @@ static int smu_enable_umd_pstate(void *handle,
if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
*level = smu_dpm_ctx->saved_dpm_level;
smu_dpm_ctx->enable_umd_pstate = false;
+ smu_gfx_ulv_control(smu, true);
amdgpu_device_ip_set_clockgating_state(smu->adev,
AMD_IP_BLOCK_TYPE_GFX,
AMD_CG_STATE_GATE);
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
b/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
index 264073d4e263..2fe29c6a00ce 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
@@ -92,6 +92,7 @@
#define smu_get_asic_power_limits(smu)
smu_ppt_funcs(get_power_limit, 0, smu)
#define smu_get_pp_feature_mask(smu, buf)
smu_ppt_funcs(get_pp_feature_mask, 0, smu, buf)
#define smu_set_pp_feature_mask(smu, new_mask)
smu_ppt_funcs(set_pp_feature_mask, 0, smu, new_mask)
+#define smu_gfx_ulv_control(smu, enablement)
smu_ppt_funcs(gfx_ulv_control, 0, smu, enablement)
#endif
#endif
--
2.28.0
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