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path: root/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
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Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c')
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index 4b14f259a147..0fb4e8c8f5e1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -1402,14 +1402,22 @@ int cz_dpm_update_vce_dpm(struct pp_hwmgr *hwmgr)
cz_hwmgr->vce_dpm.hard_min_clk,
PPSMC_MSG_SetEclkHardMin));
} else {
- /*EPR# 419220 -HW limitation to to */
- cz_hwmgr->vce_dpm.hard_min_clk = hwmgr->vce_arbiter.ecclk;
- smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
- PPSMC_MSG_SetEclkHardMin,
- cz_get_eclk_level(hwmgr,
- cz_hwmgr->vce_dpm.hard_min_clk,
- PPSMC_MSG_SetEclkHardMin));
-
+ /*Program HardMin based on the vce_arbiter.ecclk */
+ if (hwmgr->vce_arbiter.ecclk == 0) {
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_SetEclkHardMin, 0);
+ /* disable ECLK DPM 0. Otherwise VCE could hang if
+ * switching SCLK from DPM 0 to 6/7 */
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_SetEclkSoftMin, 1);
+ } else {
+ cz_hwmgr->vce_dpm.hard_min_clk = hwmgr->vce_arbiter.ecclk;
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_SetEclkHardMin,
+ cz_get_eclk_level(hwmgr,
+ cz_hwmgr->vce_dpm.hard_min_clk,
+ PPSMC_MSG_SetEclkHardMin));
+ }
}
return 0;
}