From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 57263321AC8; Mon, 5 May 2025 22:32:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746484374; cv=none; b=guGvW0kfZCs1E7pUwHVUpmcWjV24U+8vkQK66LLQ/GTWSU8eLeveuFU1nCaGxzMu3FhWyNsHSxGC0XQL2dcoWP7u09QZI2OkOCzf7GqK3jsUyWbqQ8p32bax3oStyL4lHx1LcmwcmWWqfXk8dpeXv6f1YImeJixVsJpsxq4JLzg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746484374; c=relaxed/simple; bh=sjcG5owB5DdTH8YS9RUliRnJZhFLk2r+YY/+DrBCN/4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=PGPX5OSKcSyukusO7qYixyPZVt0cCFfDefFBVbskuIE24J9bm6569dn3i4XDDhpRmNBNr6f5KJEuFoCfGB5jUnSrsVAbS537cWLHi8HKJIStXOUnexwOoLfWfk5eqqsOHabR3ztf9YC2x1q1izN5xrdN6VuJsLlgSwnRDiNLKv8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=o6sf7gwT; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="o6sf7gwT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2EAF6C4CEE4; Mon, 5 May 2025 22:32:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746484373; bh=sjcG5owB5DdTH8YS9RUliRnJZhFLk2r+YY/+DrBCN/4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o6sf7gwT3W6p1UJHdcMst/+K2bAlDhjO4Qkm2xaG+/Li35FeXsgDJQMhUb/s1IuTW d+n8Igf6VWCmc96+eiA4zgwt14VGunu9R60iRNoh6UTM/1jyHGecTC+c2n0b0QCbGi UD8VmoUknQQ2rPVyvjDfBIqxVr0WaN1i1mSnBSbxgLOxaUKW4effy6wW0ampURWQq8 j4zCVUwrviJAJFM0ChdjWGlX4TLQV4wN/480zBFCDDjVPJBdsKZ1dQKPb/ypWmpt9T cW0GL3z/sZkxNrhEIQaWN9ecBJJ1/eW21iiuxeF814+6q3TaQwoWWVaKi+1zOPYqg+ /QPJ3s3lo1NaA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Brandon Syu , Charlene Liu , Alex Hung , Daniel Wheeler , Alex Deucher , Sasha Levin , harry.wentland@amd.com, sunpeng.li@amd.com, christian.koenig@amd.com, airlied@gmail.com, simona@ffwll.ch, Charlene.Liu@amd.com, alvin.lee2@amd.com, jerry.zuo@amd.com, chiahsuan.chung@amd.com, Kaitlyn.Tse@amd.com, Ovidiu.Bunea@amd.com, ryanseto@amd.com, martin.tsai@amd.com, yi-lchen@amd.com, tjakobi@math.uni-bielefeld.de, Sungjoon.Kim@amd.com, michael.strauss@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.14 467/642] Revert "drm/amd/display: Exit idle optimizations before attempt to access PHY" Date: Mon, 5 May 2025 18:11:23 -0400 Message-Id: <20250505221419.2672473-467-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505221419.2672473-1-sashal@kernel.org> References: <20250505221419.2672473-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.14.5 Content-Transfer-Encoding: 8bit From: Brandon Syu [ Upstream commit be704e5ef4bd66dee9bb3f876964327e3a247d31 ] This reverts commit de612738e9771bd66aeb20044486c457c512f684. Reason to revert: screen flashes or gray screen appeared half of the screen after resume from S4/S5. Reviewed-by: Charlene Liu Signed-off-by: Brandon Syu Signed-off-by: Alex Hung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c index 94ceccfc04982..2f5f3e749a1ab 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c @@ -1889,7 +1889,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) bool can_apply_edp_fast_boot = false; bool can_apply_seamless_boot = false; bool keep_edp_vdd_on = false; - struct dc_bios *dcb = dc->ctx->dc_bios; DC_LOGGER_INIT(); @@ -1966,8 +1965,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) hws->funcs.edp_backlight_control(edp_link_with_sink, false); } /*resume from S3, no vbios posting, no need to power down again*/ - if (dcb && dcb->funcs && !dcb->funcs->is_accelerated_mode(dcb)) - clk_mgr_exit_optimized_pwr_state(dc, dc->clk_mgr); power_down_all_hw_blocks(dc); @@ -1980,8 +1977,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) disable_vga_and_power_gate_all_controllers(dc); if (edp_link_with_sink && !keep_edp_vdd_on) dc->hwss.edp_power_control(edp_link_with_sink, false); - if (dcb && dcb->funcs && !dcb->funcs->is_accelerated_mode(dcb)) - clk_mgr_optimize_pwr_state(dc, dc->clk_mgr); } bios_set_scratch_acc_mode_change(dc->ctx->dc_bios, 1); } -- 2.39.5