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 821557D088 for ; Wed, 19 Jun 2024 08:38:05 +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=1718786285; cv=none; b=bskPDTZSkGnK3T/8hRaIvPEr6v7cvnJQmVZkIYlVVQOOMuvcuMQ6UGnbsKry/Jl1hkjkgi3Jn8StFpagOhrVjJIJFBDni8VA70PQTxsTdGnoXqCr1F3iclwI0reXWJHa6OyKArnNefNFirutI3zwV8elE26xOxoyacrBOJTIsq8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718786285; c=relaxed/simple; bh=zp2AAsw5yzX/uXMS6RI/Yfg40yetnU3ckwHZl+dDIGs=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=U2UT3By0QOgFP53/iLg24o5ziGy3YrXnz8cMjZ31NKeFZBnBJGAWetGaG4zHD6ecGlIz5Ldk6589NWyfcN/Z1Q2C+saJ91ts9V6Y7+mfnI3F5wF5tveO0zqiz8Em8wFAhW2OQQMTfqYAuiE+b+S56CA94vmb/87McJAdvgJXSSs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=B6ZcAQrF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="B6ZcAQrF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 01512C2BBFC; Wed, 19 Jun 2024 08:38:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1718786285; bh=zp2AAsw5yzX/uXMS6RI/Yfg40yetnU3ckwHZl+dDIGs=; h=Subject:To:Cc:From:Date:From; b=B6ZcAQrF+V4790d/fV/8/Iw2lfZVaxJsWyAKvLIaxZpn71YIR7sW709qV4jPKz6Yh 24EBnwFj6uqrtxE4v98Au932L3cEW9FyvRv2M0xCpkF9EU2lQoM1xolzuW42dDKtfD u+ZwL9cGMOnMxGkvhrKqvHRzT50QB8DZAb4d1fbE= Subject: FAILED: patch "[PATCH] drm/amd/display: fix disable otg wa logic in DCN316" failed to apply to 6.9-stable tree To: fudong.wang@amd.com,alexander.deucher@amd.com,hamza.mahfooz@amd.com,nicholas.kazlauskas@amd.com Cc: From: Date: Wed, 19 Jun 2024 10:38:02 +0200 Message-ID: <2024061902-groggy-annually-d88f@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.9-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 . 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-6.9.y git checkout FETCH_HEAD git cherry-pick -x 27e718ac8b8194d13eee5738c4d3fd247736186e # git commit -s git send-email --to '' --in-reply-to '2024061902-groggy-annually-d88f@gregkh' --subject-prefix 'PATCH 6.9.y' HEAD^.. Possible dependencies: 27e718ac8b81 ("drm/amd/display: fix disable otg wa logic in DCN316") thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 27e718ac8b8194d13eee5738c4d3fd247736186e Mon Sep 17 00:00:00 2001 From: Fudongwang Date: Tue, 26 Mar 2024 16:03:16 +0800 Subject: [PATCH] drm/amd/display: fix disable otg wa logic in DCN316 [Why] Wrong logic cause screen corruption. [How] Port logic from DCN35/314. Cc: stable@vger.kernel.org Reviewed-by: Nicholas Kazlauskas Acked-by: Hamza Mahfooz Signed-off-by: Fudongwang Signed-off-by: Alex Deucher diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c index e4ed888f8403..20ca7afa9cb4 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c @@ -99,20 +99,25 @@ static int dcn316_get_active_display_cnt_wa( return display_count; } -static void dcn316_disable_otg_wa(struct clk_mgr *clk_mgr_base, struct dc_state *context, bool disable) +static void dcn316_disable_otg_wa(struct clk_mgr *clk_mgr_base, struct dc_state *context, + bool safe_to_lower, bool disable) { struct dc *dc = clk_mgr_base->ctx->dc; int i; for (i = 0; i < dc->res_pool->pipe_count; ++i) { - struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i]; + struct pipe_ctx *pipe = safe_to_lower + ? &context->res_ctx.pipe_ctx[i] + : &dc->current_state->res_ctx.pipe_ctx[i]; if (pipe->top_pipe || pipe->prev_odm_pipe) continue; - if (pipe->stream && (pipe->stream->dpms_off || pipe->plane_state == NULL || - dc_is_virtual_signal(pipe->stream->signal))) { + if (pipe->stream && (pipe->stream->dpms_off || dc_is_virtual_signal(pipe->stream->signal) || + !pipe->stream->link_enc)) { if (disable) { - pipe->stream_res.tg->funcs->immediate_disable_crtc(pipe->stream_res.tg); + if (pipe->stream_res.tg && pipe->stream_res.tg->funcs->immediate_disable_crtc) + pipe->stream_res.tg->funcs->immediate_disable_crtc(pipe->stream_res.tg); + reset_sync_context_for_pipe(dc, context, i); } else pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg); @@ -207,11 +212,11 @@ static void dcn316_update_clocks(struct clk_mgr *clk_mgr_base, } if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)) { - dcn316_disable_otg_wa(clk_mgr_base, context, true); + dcn316_disable_otg_wa(clk_mgr_base, context, safe_to_lower, true); clk_mgr_base->clks.dispclk_khz = new_clocks->dispclk_khz; dcn316_smu_set_dispclk(clk_mgr, clk_mgr_base->clks.dispclk_khz); - dcn316_disable_otg_wa(clk_mgr_base, context, false); + dcn316_disable_otg_wa(clk_mgr_base, context, safe_to_lower, false); update_dispclk = true; }