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 BAC44577E36; Wed, 9 Sep 2026 14:10:20 +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=1788963022; cv=none; b=lyRIHR8EpMobek2N7Tlk0ae/BfZ75XRbseWJAS4NFcPB87PPlqx6J27O2sImif8+tZaWQl1hXQ25b4UXPFaMIy6SmTTt+hAO5VI9n4YYVCUQy8l/K1rAzMdGspllpGPYUgVeprfFyiWxrxnCNari2I9QhdKRubGZP3BWQ2FKF+Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788963022; c=relaxed/simple; bh=+p9qt3tKsFW19YY6+lOluEmzVabJPmzMMEobInVj854=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uypwhAN6NSe6pXolikE0UXEfWfnRHl+f7j1Dy5M3Ge8XgYR/YHifdUUGmMohwGflis/PoDu3wPUGWoeWZdbBmER2h19+PwK3ZV3cTK1O1Fcy32wiF+49xIiBeQixTNFSFJOdPVGx1/fqEDKm6y2zHWnHD5VOrrifu1FyYzf9R9g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=n0Kh08yh; 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="n0Kh08yh" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0C91D1F00A3D; Wed, 9 Sep 2026 14:10:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1788963020; bh=ICw+1qlS5o/r4dV/oB1GpyG393sYIOXj+hNJl1qm7Og=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=n0Kh08yhFwXw468XsQHJBw/YrmsZj6RQymOG9V1uyPanrNyGCJxNyJOYhqH8M4SyL BBpFtva6UzFzA/VSNKornmyu+UUiIa3qk4hhY3pf9hSU2yLhhTsQiWl3h6tMTb5zkS 6yymb7z2t9XfK+8dzDWC4bp3ffx1w/oPcU3THPO0= 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 Subject: [PATCH 7.2 493/556] drm/amd/display: Set gpuvm min page size to 4K on dcn35/36 Date: Wed, 9 Sep 2026 15:42:53 +0200 Message-ID: <20260909134247.829095211@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260909134230.441546314@linuxfoundation.org> References: <20260909134230.441546314@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 7.2-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 (cherry picked from commit 2cbfb03dead5088a7bdfe2ce392a5caa3d1b3719) Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/display/dc/dml2_0/dml2_translation_helper.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/amd/display/dc/dml2_0/dml2_translation_helper.c +++ b/drivers/gpu/drm/amd/display/dc/dml2_0/dml2_translation_helper.c @@ -301,6 +301,7 @@ void dml2_init_socbb_params(struct dml2_ 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;