drm/amd/pp: Add a new pp feature mask bit for OD feature

when this bit was set on module load,
driver will allow the user over/under gpu
clock and voltage through sysfs.

by default, this bit was not set.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 0bb34db..46a0c93 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -120,7 +120,7 @@ uint amdgpu_pg_mask = 0xffffffff;
 uint amdgpu_sdma_phase_quantum = 32;
 char *amdgpu_disable_cu = NULL;
 char *amdgpu_virtual_display = NULL;
-uint amdgpu_pp_feature_mask = 0xffffffff;
+uint amdgpu_pp_feature_mask = 0x3fff;
 int amdgpu_ngg = 0;
 int amdgpu_prim_buf_per_se = 0;
 int amdgpu_pos_buf_per_se = 0;

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
index e35bdc5..2690446 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
@@ -935,6 +935,9 @@ int hwmgr_set_user_specify_caps(struct pp_hwmgr *hwmgr)
                        PHM_PlatformCaps_CAC);
        }
 
+       if (hwmgr->feature_mask & PP_OVERDRIVE_MASK)
+               hwmgr->od_enabled = true;
+
        return 0;
 }
 

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 11a900b..9f62cb1 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -3572,8 +3572,7 @@ static int smu7_populate_and_upload_sclk_mclk_dpm_levels(
                dpm_table->sclk_table.dpm_levels
                [dpm_table->sclk_table.count - 1].value = sclk;
 
-               if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinACSupport) ||
-                   phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinDCSupport)) {
+               if (hwmgr->od_enabled) {
                /* Need to do calculation based on the golden DPM table
                 * as the Heatmap GPU Clock axis is also based on the default values
                 */
@@ -3618,8 +3617,7 @@ static int smu7_populate_and_upload_sclk_mclk_dpm_levels(
                dpm_table->mclk_table.dpm_levels
                        [dpm_table->mclk_table.count - 1].value = mclk;
 
-               if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinACSupport) ||
-                   phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinDCSupport)) {
+               if (hwmgr->od_enabled) {
 
                        PP_ASSERT_WITH_CODE(
                                        (golden_dpm_table->mclk_table.dpm_levels

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index fdb8d34..762650d 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -3396,8 +3396,7 @@ static int vega10_populate_and_upload_sclk_mclk_dpm_levels(
                                dpm_table->
                                gfx_table.dpm_levels[dpm_table->gfx_table.count - 1].
                                value = sclk;
-                               if (PP_CAP(PHM_PlatformCaps_OD6PlusinACSupport) ||
-                                   PP_CAP(PHM_PlatformCaps_OD6PlusinDCSupport)) {
+                               if (hwmgr->od_enabled) {
                                        /* Need to do calculation based on the golden DPM table
                                         * as the Heatmap GPU Clock axis is also based on
                                         * the default values
@@ -3451,9 +3450,7 @@ static int vega10_populate_and_upload_sclk_mclk_dpm_levels(
                        mem_table.dpm_levels[dpm_table->mem_table.count - 1].
                        value = mclk;
 
-                       if (PP_CAP(PHM_PlatformCaps_OD6PlusinACSupport) ||
-                           PP_CAP(PHM_PlatformCaps_OD6PlusinDCSupport)) {
-
+                       if (hwmgr->od_enabled) {
                                PP_ASSERT_WITH_CODE(
                                        golden_dpm_table->mem_table.dpm_levels
                                        [golden_dpm_table->mem_table.count - 1].value,

diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 6d8183d..7caab09 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -84,6 +84,7 @@ enum PP_FEATURE_MASK {
        PP_OD_FUZZY_FAN_CONTROL_MASK = 0x800,
        PP_SOCCLK_DPM_MASK = 0x1000,
        PP_DCEFCLK_DPM_MASK = 0x2000,
+       PP_OVERDRIVE_MASK = 0x4000,
 };
 
 enum PHM_BackEnd_Magic {
@@ -755,6 +756,7 @@ struct pp_hwmgr {
        uint32_t power_profile_mode;
        uint32_t pstate_sclk;
        uint32_t pstate_mclk;
+       bool od_enabled;
 };
 
 struct cgs_irq_src_funcs {