From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 BA7A14CDDE1; Thu, 17 Sep 2026 15:19:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789658396; cv=none; b=K+emgST81qM4j2NkQU9jyvXKPAZe069nowkz0kIP1IeXvp3Hdi4I/+0ljfj5rTgQEJgM45UFkuLlrATOAtShJT7X60GPrnGnxFN7CUF5lzxD+lMQWcOw6BtT1n7S2yvm18AjLkV/L0G+Ejkg+3L+Sa2M31T7vOa3Mudb0LmGt84= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789658396; c=relaxed/simple; bh=501sC074RY09vP3KBoYu92iyps64b06cwvn5BGonrKY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pnf4JXjKJ+7J9XT/E2ahqMqt5oL87/q1DbNbEaZTvvnYdcwUePkURAIta6Dny6cMqdzAXgGN7GDYni0fW1UqK01toPPaEQ3WO0ZIZwZqYMcP4wfOqpqh5Tj3Mu/5/kWo2nYFrvaxg1hZTEemUoIlyzyLsTzlXT38y5hnfuTZFJs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=SLAy/cZ4; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="SLAy/cZ4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4A4E1F000FF; Thu, 17 Sep 2026 15:19:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789658390; bh=qqJ6EFj/1fKp7XOlNhem8pQmE71KLv/IfzeKizPndTw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=SLAy/cZ4Kt/oAuhhXJjVxAPm8fJ1Xt2vyGD90s3DK0hbQf2imHpTuVyJnCUgk6C9k +hHsjuuxyMbuYw1Kk/cFg7UpVInIe1Ilutemj3yCZZGx9i2kSLKI4X8+ihTDzKfxKO mK5eEeRN/1sJiVJDkhN+rQm4mgDAMzDwJAWDT/l4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mario Limonciello , Alex Deucher , Alex Hung , Roman Li , Dan Wheeler , Mario Limonciello , Sasha Levin Subject: [PATCH 6.18 0001/1250] drm/amd/display: Set gpuvm min page size to 4K on dcn35/36 Date: Thu, 17 Sep 2026 15:56:36 +0100 Message-ID: <20260917151551.952151416@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260917151551.901433442@linuxfoundation.org> References: <20260917151551.901433442@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Roman Li commit 9ce3169430f1db035d491481086e2fae2552569c upstream. [WHY] Splash screen corruption on some 8K monitors. [HOW] Set GPUVM min page size to 4K for DCN35/36 to use the correct DML2 calculations, avoiding the corruption path observed during splash. Fixes: 115009d11ccf ("drm/amd/display: Add DCN35 DML2 support") Cc: Mario Limonciello Cc: Alex Deucher Reviewed-by: Alex Hung Signed-off-by: Roman Li Signed-off-by: Alex Hung Tested-by: Dan Wheeler Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Mario Limonciello Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c index 3b866e876bf4d..9fea55fddded4 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c @@ -299,6 +299,7 @@ void dml2_init_socbb_params(struct dml2_context *dml2, const struct dc *in_dc, s out->smn_latency_us = 2; out->dispclk_dppclk_vco_speed_mhz = 3600; out->pct_ideal_dram_bw_after_urgent_pixel_only = 65.0; + out->gpuvm_min_page_size_kbytes = 4; break; case dml_project_dcn401: -- 2.53.0