Message ID | 20220916181731.89764-10-jagan@amarulasolutions.com |
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[209.85.220.41]) by mx.google.com with SMTPS id c2-20020a170903234200b00176e8f85156sor9437030plh.144.2022.09.16.11.19.26 for <linux-amarula@amarulasolutions.com> (Google Transport Security); Fri, 16 Sep 2022 11:19:26 -0700 (PDT) Received-SPF: pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.41 as permitted sender) client-ip=209.85.220.41; X-Received: by 2002:a17:902:e549:b0:178:6d7c:abf6 with SMTP id n9-20020a170902e54900b001786d7cabf6mr1092457plf.131.1663352366475; Fri, 16 Sep 2022 11:19:26 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a073:ae5d:6ee4:5c2f:6733]) by smtp.gmail.com with ESMTPSA id d14-20020a17090a6a4e00b002007b60e288sm1770000pjm.23.2022.09.16.11.19.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Sep 2022 11:19:25 -0700 (PDT) From: Jagan Teki <jagan@amarulasolutions.com> To: Andrzej Hajda <andrzej.hajda@intel.com>, Inki Dae <inki.dae@samsung.com>, Marek Szyprowski <m.szyprowski@samsung.com>, Joonyoung Shim <jy0922.shim@samsung.com>, Seung-Woo Kim <sw0312.kim@samsung.com>, Kyungmin Park <kyungmin.park@samsung.com>, Frieder Schrempf <frieder.schrempf@kontron.de>, Fancy Fang <chen.fang@nxp.com>, Tim Harvey <tharvey@gateworks.com>, Michael Nazzareno Trimarchi <michael@amarulasolutions.com>, Adam Ford <aford173@gmail.com>, Neil Armstrong <narmstrong@linaro.org>, Robert Foss <robert.foss@linaro.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Tommaso Merciai <tommaso.merciai@amarulasolutions.com>, Marek Vasut <marex@denx.de> Cc: Matteo Lisi <matteo.lisi@engicam.com>, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team <linux-imx@nxp.com>, linux-amarula <linux-amarula@amarulasolutions.com>, Jagan Teki <jagan@amarulasolutions.com> Subject: [PATCH v5 09/11] drm: bridge: samsung-dsim: Add input_bus_flags Date: Fri, 16 Sep 2022 23:47:29 +0530 Message-Id: <20220916181731.89764-10-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220916181731.89764-1-jagan@amarulasolutions.com> References: <20220916181731.89764-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-Original-Sender: jagan@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=ngIiJzuC; spf=pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=jagan@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: <linux-amarula.amarulasolutions.com> X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: <https://groups.google.com/a/amarulasolutions.com/group/linux-amarula/post>, <mailto:linux-amarula@amarulasolutions.com> List-Help: <https://support.google.com/a/amarulasolutions.com/bin/topic.py?topic=25838>, <mailto:linux-amarula+help@amarulasolutions.com> List-Archive: <https://groups.google.com/a/amarulasolutions.com/group/linux-amarula/> List-Unsubscribe: <mailto:googlegroups-manage+476853432473+unsubscribe@googlegroups.com>, <https://groups.google.com/a/amarulasolutions.com/group/linux-amarula/subscribe> |
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diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 527fef6f1ff6..a0f5438b7921 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1585,6 +1585,10 @@ static const struct samsung_dsim_host_ops samsung_dsim_generic_host_ops = { .unregister_host = samsung_dsim_unregister_host, }; +static const struct drm_bridge_timings samsung_dsim_bridge_timings = { + .input_bus_flags = DRM_BUS_FLAG_DE_LOW, +}; + int samsung_dsim_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -1665,6 +1669,7 @@ int samsung_dsim_probe(struct platform_device *pdev) dsi->bridge.funcs = &samsung_dsim_bridge_funcs; dsi->bridge.of_node = dev->of_node; + dsi->bridge.timings = &samsung_dsim_bridge_timings; dsi->bridge.type = DRM_MODE_CONNECTOR_DSI; if (dsi->plat_data->host_ops && dsi->plat_data->host_ops->register_host)
eLCDIF is expecting to have input_bus_flags as DE_LOW in order to set active low during valid data transfer on each horizontal line. Add DE_LOW flag via drm bridge timings. v5: * rebased based on updated bridge changes v4, v3, v2, v1: * none Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> --- drivers/gpu/drm/bridge/samsung-dsim.c | 5 +++++ 1 file changed, 5 insertions(+)