[PATCH AUTOSEL 6.2 45/60] drm/amd/display: Do not set DRR on pipe commit

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Wesley Chalmers <Wesley.Chalmers@xxxxxxx>

[ Upstream commit 4f1b5e739dfd1edde33329e3f376733a131fb1ff ]

[WHY]
Writing to DRR registers such as OTG_V_TOTAL_MIN on the same frame as a
pipe commit can cause underflow.

[HOW]
Defer all DPP adjustment requests till optimized_required is false.

Reviewed-by: Jun Lei <Jun.Lei@xxxxxxx>
Acked-by: Qingqing Zhuo <qingqing.zhuo@xxxxxxx>
Signed-off-by: Wesley Chalmers <Wesley.Chalmers@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
index 8c50457112649..c20e9f76f0213 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
@@ -992,8 +992,5 @@ void dcn30_prepare_bandwidth(struct dc *dc,
 			dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->clk_table.entries[dc->clk_mgr->bw_params->clk_table.num_entries - 1].memclk_mhz);
 
 	dcn20_prepare_bandwidth(dc, context);
-
-	dc_dmub_srv_p_state_delegate(dc,
-		context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching, context);
 }
 
-- 
2.39.0




[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux