[PATCH] drm/amdgpu/smu11.5: restore cclks in vangogh_set_performance_level

Alex Deucher alexander.deucher at amd.com
Mon Jan 24 21:12:30 UTC 2022


When we disable manual clock setting, we need to restore the cclks
as well as the gfxclk.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 .../gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c  | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
index 721027917f81..9a89b768c01b 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
@@ -1388,7 +1388,7 @@ static int vangogh_set_peak_clock_by_device(struct smu_context *smu)
 static int vangogh_set_performance_level(struct smu_context *smu,
 					enum amd_dpm_forced_level level)
 {
-	int ret = 0;
+	int ret = 0, i;
 	uint32_t soc_mask, mclk_mask, fclk_mask;
 	uint32_t vclk_mask = 0, dclk_mask = 0;
 
@@ -1482,6 +1482,24 @@ static int vangogh_set_performance_level(struct smu_context *smu,
 	if (ret)
 		return ret;
 
+	if (smu->adev->pm.fw_version >= 0x43f1b00) {
+		for (i = 0; i < smu->cpu_core_num; i++) {
+			ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMinCclk,
+							      ((i << 20)
+							       | smu->cpu_actual_soft_min_freq),
+							      NULL);
+			if (ret)
+				return ret;
+
+			ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMaxCclk,
+							      ((i << 20)
+							       | smu->cpu_actual_soft_max_freq),
+							      NULL);
+			if (ret)
+				return ret;
+		}
+	}
+
 	return ret;
 }
 
-- 
2.34.1



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