drm/amdgpu/pm: add gfx_off_control for yellow carp

This patch implements gfx_off_control.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h b/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h
index 9339c39..065f3d2 100644 (file)
--- a/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h
+++ b/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h
@@ -49,5 +49,7 @@ int smu_v13_0_1_fini_smc_tables(struct smu_context *smu);
 int smu_v13_0_1_set_default_dpm_tables(struct smu_context *smu);
 
 int smu_v13_0_1_set_driver_table_location(struct smu_context *smu);
+
+int smu_v13_0_1_gfx_off_control(struct smu_context *smu, bool enable);
 #endif
 #endif

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c
index 4e41c02..dfbb527 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c
@@ -152,3 +152,24 @@ int smu_v13_0_1_set_driver_table_location(struct smu_context *smu)
 
        return ret;
 }
+
+int smu_v13_0_1_gfx_off_control(struct smu_context *smu, bool enable)
+{
+       int ret = 0;
+       struct amdgpu_device *adev = smu->adev;
+
+       switch (adev->asic_type) {
+       case CHIP_YELLOW_CARP:
+               if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
+                       return 0;
+               if (enable)
+                       ret = smu_cmn_send_smc_msg(smu, SMU_MSG_AllowGfxOff, NULL);
+               else
+                       ret = smu_cmn_send_smc_msg(smu, SMU_MSG_DisallowGfxOff, NULL);
+               break;
+       default:
+               break;
+       }
+
+       return ret;
+}

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
index cfe0866..af3db91 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
@@ -152,6 +152,7 @@ static const struct pptable_funcs yellow_carp_ppt_funcs = {
        .get_enabled_mask = smu_cmn_get_enabled_32_bits_mask,
        .get_pp_feature_mask = smu_cmn_get_pp_feature_mask,
        .set_driver_table_location = smu_v13_0_1_set_driver_table_location,
+       .gfx_off_control = smu_v13_0_1_gfx_off_control,
 };
 
 void yellow_carp_set_ppt_funcs(struct smu_context *smu)