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* [PATCH] drm/amdgpu/powerplay: Only apply optimized mclk dpm policy on polaris
@ 2020-10-28 15:08 Alex Deucher
  2020-10-28 17:13 ` Luben Tuikov
  2020-10-30  3:59 ` Quan, Evan
  0 siblings, 2 replies; 3+ messages in thread
From: Alex Deucher @ 2020-10-28 15:08 UTC (permalink / raw)
  To: amd-gfx; +Cc: Alex Deucher

Leads to improper dpm on older parts.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1353
Fixes: 8d89b96fe797 ("drm/amd/powerplay: optimize the mclk dpm policy settings")
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 .../drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c   | 30 +++++++++++--------
 1 file changed, 18 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
index 49db61a89505..d642dc95e9ea 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
@@ -1713,18 +1713,24 @@ static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 	data->current_profile_setting.sclk_down_hyst = 100;
 	data->current_profile_setting.sclk_activity = SMU7_SCLK_TARGETACTIVITY_DFLT;
 	data->current_profile_setting.bupdate_mclk = 1;
-	if (adev->gmc.vram_width == 256) {
-		data->current_profile_setting.mclk_up_hyst = 10;
-		data->current_profile_setting.mclk_down_hyst = 60;
-		data->current_profile_setting.mclk_activity = 25;
-	} else if (adev->gmc.vram_width == 128) {
-		data->current_profile_setting.mclk_up_hyst = 5;
-		data->current_profile_setting.mclk_down_hyst = 16;
-		data->current_profile_setting.mclk_activity = 20;
-	} else if (adev->gmc.vram_width == 64) {
-		data->current_profile_setting.mclk_up_hyst = 3;
-		data->current_profile_setting.mclk_down_hyst = 16;
-		data->current_profile_setting.mclk_activity = 20;
+	if (hwmgr->chip_id >= CHIP_POLARIS10) {
+		if (adev->gmc.vram_width == 256) {
+			data->current_profile_setting.mclk_up_hyst = 10;
+			data->current_profile_setting.mclk_down_hyst = 60;
+			data->current_profile_setting.mclk_activity = 25;
+		} else if (adev->gmc.vram_width == 128) {
+			data->current_profile_setting.mclk_up_hyst = 5;
+			data->current_profile_setting.mclk_down_hyst = 16;
+			data->current_profile_setting.mclk_activity = 20;
+		} else if (adev->gmc.vram_width == 64) {
+			data->current_profile_setting.mclk_up_hyst = 3;
+			data->current_profile_setting.mclk_down_hyst = 16;
+			data->current_profile_setting.mclk_activity = 20;
+		}
+	} else {
+		data->current_profile_setting.mclk_up_hyst = 0;
+		data->current_profile_setting.mclk_down_hyst = 100;
+		data->current_profile_setting.mclk_activity = SMU7_MCLK_TARGETACTIVITY_DFLT;
 	}
 	hwmgr->workload_mask = 1 << hwmgr->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D];
 	hwmgr->power_profile_mode = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
-- 
2.25.4

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end of thread, other threads:[~2020-10-30  3:59 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2020-10-28 15:08 [PATCH] drm/amdgpu/powerplay: Only apply optimized mclk dpm policy on polaris Alex Deucher
2020-10-28 17:13 ` Luben Tuikov
2020-10-30  3:59 ` Quan, Evan

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