[PATCH] drm/amdgpu/fiji: set UVD CG state when enabling UVD DPM (v2)

Alex Deucher alexdeucher at gmail.com
Mon May 2 20:00:58 UTC 2016


Need to call the IP cg callbacks.

v2: fix gate logic

Reviewed-by: Eric Huang <JinHuiEric.Huang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c
index e68edf0..e1b649b 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c
@@ -47,10 +47,17 @@ int fiji_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
 
 	data->uvd_power_gated = bgate;
 
-	if (bgate)
+	if (bgate) {
+		cgs_set_clockgating_state(hwmgr->device,
+					  AMD_IP_BLOCK_TYPE_UVD,
+					  AMD_CG_STATE_GATE);
 		fiji_update_uvd_dpm(hwmgr, true);
-	else
+	} else {
 		fiji_update_uvd_dpm(hwmgr, false);
+		cgs_set_clockgating_state(hwmgr->device,
+					  AMD_IP_BLOCK_TYPE_UVD,
+					  AMD_PG_STATE_UNGATE);
+	}
 
 	return 0;
 }
-- 
2.5.5



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