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FAILED: patch "[PATCH] drm/amd/display: resync OTG after DIO FIFO resync" failed to apply to 6.10-stable tree

PATCH [email protected] 1 participant 1 message Aug 12, 2024

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The patch below does not apply to the 6.10-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.10.y
git checkout FETCH_HEAD
git cherry-pick -x f86b47bee6343c9f74630d7fc2fb8f5e41db0440
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<[email protected]>' --in-reply-to '2024081213-negative-spectacle-0446@gregkh' --subject-prefix 'PATCH 6.10.y' HEAD^..

Possible dependencies:

f86b47bee634 ("drm/amd/display: resync OTG after DIO FIFO resync")

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From f86b47bee6343c9f74630d7fc2fb8f5e41db0440 Mon Sep 17 00:00:00 2001
From: TungYu Lu <[email protected]>
Date: Wed, 12 Jun 2024 22:34:33 +0800
Subject: [PATCH] drm/amd/display: resync OTG after DIO FIFO resync

[WHY]
Tiled displays showed not aligned on 8K60hz when system resumed from S3/S4.

[HOW]
Do dc_trigger_sync to re-sync pipes to ensure OTG become synced.

drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c +2 -0
index bdbb4a71651f..fe62478fbcde 100644
@@ -1254,6 +1254,8 @@ void dcn32_resync_fifo_dccg_dio(struct dce_hwseq *hws, struct dc *dc, struct dc_
 			pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg);
 		}
 	}
+
+	dc_trigger_sync(dc, dc->current_state);
 }
 
 void dcn32_unblank_stream(struct pipe_ctx *pipe_ctx,