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 E597BBA48 for ; Tue, 7 Mar 2023 18:13:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5CF67C433EF; Tue, 7 Mar 2023 18:13:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678212801; bh=7W5jGb9b5LZt03E4If3VJss6LKD8D6n1PMG0qhaKjPw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IYnYrN8dUlH9jw3SgZZPC8jRa8K6YKWEDU8QiLUA33OLwhJDZSv4F226/L9o78Gd6 zR3IP+xxwDhqU32Z2g5nptOsMgMqfkTf+ryahAcA/QP56u3w+DRUxSbeeN6wQDmzPe Exi0TvtcIqPxSQGFnhPtNbllos5J83oRgDQjeReU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Neil Armstrong , Dmitry Baryshkov , Sasha Levin Subject: [PATCH 6.1 301/885] drm/bridge: lt9611: fix programming of video modes Date: Tue, 7 Mar 2023 17:53:55 +0100 Message-Id: <20230307170015.164748182@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170001.594919529@linuxfoundation.org> References: <20230307170001.594919529@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Dmitry Baryshkov [ Upstream commit ad188aa47edaa033a270e1a3efae43836ff47569 ] Program the upper part of the hfront_porch into the proper register. Fixes: 23278bf54afe ("drm/bridge: Introduce LT9611 DSI to HDMI bridge") Reviewed-by: Neil Armstrong Signed-off-by: Dmitry Baryshkov Signed-off-by: Neil Armstrong Link: https://patchwork.freedesktop.org/patch/msgid/20230118081658.2198520-5-dmitry.baryshkov@linaro.org Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/lontium-lt9611.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/bridge/lontium-lt9611.c index deb503ca956af..f377052a45a44 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9611.c +++ b/drivers/gpu/drm/bridge/lontium-lt9611.c @@ -187,7 +187,8 @@ static void lt9611_mipi_video_setup(struct lt9611 *lt9611, regmap_write(lt9611->regmap, 0x8319, (u8)(hfront_porch % 256)); - regmap_write(lt9611->regmap, 0x831a, (u8)(hsync_porch / 256)); + regmap_write(lt9611->regmap, 0x831a, (u8)(hsync_porch / 256) | + ((hfront_porch / 256) << 4)); regmap_write(lt9611->regmap, 0x831b, (u8)(hsync_porch % 256)); } -- 2.39.2