From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20B74EEB56E for ; Fri, 8 Sep 2023 20:12:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245757AbjIHUMV (ORCPT ); Fri, 8 Sep 2023 16:12:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52656 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232528AbjIHUMU (ORCPT ); Fri, 8 Sep 2023 16:12:20 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BB5A8A3; Fri, 8 Sep 2023 13:12:15 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 49E58C433B8; Fri, 8 Sep 2023 19:35:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1694201733; bh=7DNKxML1OovOuL0wtQlSR0eXrNBQN/Adr0v9MwgCV4c=; h=From:To:Cc:Subject:Date:From; b=fWzQ4G7KX0rVaJqT/28GhuexP1iMGKPT/QnAX2B9o//R/VjpVAnG7fsIG+dOwLF4/ quXtiCOQdU7tVsBlMkkD4mFArD9m5Qhd7nYC7cl4Di+FlyHyPJ8mbpUWniQ0dxqH3D P83JHRD79+hTJhulpEHF4P/3xfCgCqZnWYIfZJuz2+OLOPJ+cCXDe4QKNuc0hes8+G HbKz30zRGSLyB6P5xW5TxvAF2EvTePdpkjFLTkLoTnt8SI4/VeEnP78OLfWXTfixec 34vrNDe++B2Ui2YQHONFGX5luVlH/o7Ph7qrkUUX5t/1GUTmxp626toDLpSbkHX96H Qc8xWw4MBFxcg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Marek Vasut , Sam Ravnborg , Robert Foss , Sasha Levin , andrzej.hajda@intel.com, neil.armstrong@linaro.org, airlied@gmail.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.15 01/13] drm/bridge: tc358762: Instruct DSI host to generate HSE packets Date: Fri, 8 Sep 2023 15:35:17 -0400 Message-Id: <20230908193530.3463647-1-sashal@kernel.org> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.15.131 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marek Vasut [ Upstream commit 362fa8f6e6a05089872809f4465bab9d011d05b3 ] This bridge seems to need the HSE packet, otherwise the image is shifted up and corrupted at the bottom. This makes the bridge work with Samsung DSIM on i.MX8MM and i.MX8MP. Signed-off-by: Marek Vasut Reviewed-by: Sam Ravnborg Signed-off-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20230615201902.566182-3-marex@denx.de Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/tc358762.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc358762.c index 1bfdfc6affafe..21c57d3435687 100644 --- a/drivers/gpu/drm/bridge/tc358762.c +++ b/drivers/gpu/drm/bridge/tc358762.c @@ -224,7 +224,7 @@ static int tc358762_probe(struct mipi_dsi_device *dsi) dsi->lanes = 1; dsi->format = MIPI_DSI_FMT_RGB888; dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | - MIPI_DSI_MODE_LPM; + MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_VIDEO_HSE; ret = tc358762_parse_dt(ctx); if (ret < 0) -- 2.40.1