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 7E87117CA12 for ; Sun, 9 Mar 2025 10:33:04 +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=1741516384; cv=none; b=U/+q2411hNaZg4fx6Ir9b9HvgRnUpl8cVRzAP7KR1uPDNzFfx5r/h/uS5Vm/lgm1fZAmakkfX/dfEsWGDOZpCcvKdrCOzbmQNIwLud5nmEkiCaBx4iZPdtwRTBbwYJ+vO6Iej91/sorCIfaPNA8YEfM2UZHpcDkbpL+2g3HaIpI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741516384; c=relaxed/simple; bh=LjwRXgkQzJEMXkgKfctq2wkg8hzhCY2c4NfqkIXKga4=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=rlPyoL25GOlUl0AYp5gzAe7JDPhKr0cyVcfx9v4+vq+I2O+GfLEQyv543Uy38E648obOFpUf2FBtshx0SWHf7gk9PSgtBwOMad9VI6ZjzB/WU0bHedfn12xd2PwqLyqfKv6Yq12DNCf5i1GTIPGWu3ZV1gdA46nb7Nxuq7vrz4A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=vlYDWRBq; 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="vlYDWRBq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9B239C4CEE5; Sun, 9 Mar 2025 10:33:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741516384; bh=LjwRXgkQzJEMXkgKfctq2wkg8hzhCY2c4NfqkIXKga4=; h=Subject:To:Cc:From:Date:From; b=vlYDWRBqg/xSYf/Sm1Gr0bemrimGlfcoqk16ASBU+K+kGN9eqH7847xWZjTxmqQD6 XtnXvXusCo8i6Lp67U1zkSGtLHaVQ8SHycYcB85XYFvwIi8MZF7bxRoP2V7XIMlL61 WrKUSeVxhbndB15L8Fd1PHino1zQw0KZDazkkUg4= Subject: FAILED: patch "[PATCH] drm/i915/mst: update max stream count to match number of" failed to apply to 6.6-stable tree To: jani.nikula@intel.com,imre.deak@intel.com,rodrigo.vivi@intel.com,ville.syrjala@linux.intel.com Cc: From: Date: Sun, 09 Mar 2025 11:31:31 +0100 Message-ID: <2025030931-dress-bobsled-e0d5@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=UTF-8 Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.6-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-6.6.y git checkout FETCH_HEAD git cherry-pick -x d1039a3c12fffe501c5379c7eb1372eaab318e0a # git commit -s git send-email --to '' --in-reply-to '2025030931-dress-bobsled-e0d5@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From d1039a3c12fffe501c5379c7eb1372eaab318e0a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 26 Feb 2025 15:56:26 +0200 Subject: [PATCH] drm/i915/mst: update max stream count to match number of pipes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We create the stream encoders and attach connectors for each pipe we have. As the number of pipes has increased, we've failed to update the topology manager maximum number of payloads to match that. Bump up the max stream count to match number of pipes, enabling the fourth stream on platforms that support four pipes. Cc: stable@vger.kernel.org Cc: Imre Deak Cc: Ville Syrjala Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20250226135626.1956012-1-jani.nikula@intel.com Signed-off-by: Jani Nikula (cherry picked from commit 15bccbfb78d63a2a621b30caff8b9424160c6c89) Signed-off-by: Rodrigo Vivi diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index a65cf97ad12d..86d6185fda50 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1867,7 +1867,8 @@ intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id) /* create encoders */ mst_stream_encoders_create(dig_port); ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, display->drm, - &intel_dp->aux, 16, 3, conn_base_id); + &intel_dp->aux, 16, + INTEL_NUM_PIPES(display), conn_base_id); if (ret) { intel_dp->mst_mgr.cbs = NULL; return ret;