This is a note to let you know that I've just added the patch titled
drm/amd/display: revert Disable DRR actions during state commit
to the 6.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-display-revert-disable-drr-actions-during-state-commit.patch
and it can be found in the queue-6.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 6f8816261db9251f2635533572f95ab8e530266c Mon Sep 17 00:00:00 2001
From: Martin Leung <Martin.Leung@xxxxxxx>
Date: Thu, 3 Nov 2022 11:35:44 -0400
Subject: drm/amd/display: revert Disable DRR actions during state commit
From: Martin Leung <Martin.Leung@xxxxxxx>
commit 6f8816261db9251f2635533572f95ab8e530266c upstream.
why and how:
causes unstable on certain surface format/mpo transitions
This reverts commit de020e5fa9ebc6fc32e82ae6ccb0282451ed937c
Reviewed-by: Wesley Chalmers <Wesley.Chalmers@xxxxxxx>
Acked-by: Tom Chung <chiahsuan.chung@xxxxxxx>
Signed-off-by: Martin Leung <Martin.Leung@xxxxxxx>
Tested-by: Daniel Wheeler <daniel.wheeler@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
@@ -973,5 +973,8 @@ void dcn30_prepare_bandwidth(struct 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);
}
Patches currently in stable-queue which might be from Martin.Leung@xxxxxxx are
queue-6.0/drm-amd-display-revert-disable-drr-actions-during-state-commit.patch
queue-6.0/drm-amd-display-fix-array-index-out-of-bound-error-i.patch
queue-6.0/drm-amd-display-wait-for-vblank-during-pipe-programm.patch
