From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org, gabe.teeger@amd.com
Cc: Mario Limonciello <mario.limonciello@amd.com>,
Alex Deucher <alexander.deucher@amd.com>,
Ovidiu Bunea <ovidiu.bunea@amd.com>,
Aurabindo Pillai <aurabindo.pillai@amd.com>,
Daniel Wheeler <daniel.wheeler@amd.com>,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: FAILED: Patch "Revert "drm/amd/display: Send DTBCLK disable message on first commit"" failed to apply to 6.7-stable tree
Date: Wed, 27 Mar 2024 08:09:07 -0400 [thread overview]
Message-ID: <20240327120907.2826757-1-sashal@kernel.org> (raw)
The patch below does not apply to the 6.7-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 <stable@vger.kernel.org>.
Thanks,
Sasha
------------------ original commit in Linus's tree ------------------
From 3a6a32b31a111f6e66526fb2d3cb13a876465076 Mon Sep 17 00:00:00 2001
From: Gabe Teeger <gabe.teeger@amd.com>
Date: Mon, 29 Jan 2024 13:31:44 -0500
Subject: [PATCH] Revert "drm/amd/display: Send DTBCLK disable message on first
commit"
This reverts commit f341055b10bd8be55c3c995dff5f770b236b8ca9.
System hang observed, this commit is thought to be the
regression point.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Ovidiu Bunea <ovidiu.bunea@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Gabe Teeger <gabe.teeger@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
index 06edca50a8fa1..36e5bb611fb10 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
@@ -414,7 +414,6 @@ static void init_clk_states(struct clk_mgr *clk_mgr)
uint32_t ref_dtbclk = clk_mgr->clks.ref_dtbclk_khz;
memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks));
- clk_mgr->clks.dtbclk_en = true;
clk_mgr->clks.ref_dtbclk_khz = ref_dtbclk; // restore ref_dtbclk
clk_mgr->clks.p_state_change_support = true;
clk_mgr->clks.prev_p_state_change_support = true;
--
2.43.0
reply other threads:[~2024-03-27 12:09 UTC|newest]
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