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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id c14sm24006398wro.36.2020.03.04.02.40.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2020 02:40:59 -0800 (PST) From: Neil Armstrong To: p.zabel@pengutronix.de, heiko@sntech.de, a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@siol.net, boris.brezillon@collabora.com Subject: [PATCH v5 02/11] drm/bridge: dw-hdmi: add max bpc connector property Date: Wed, 4 Mar 2020 11:40:43 +0100 Message-Id: <20200304104052.17196-3-narmstrong@baylibre.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20200304104052.17196-1-narmstrong@baylibre.com> References: <20200304104052.17196-1-narmstrong@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200304_024101_647114_DC7BF23A X-CRM114-Status: UNSURE ( 9.22 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:443 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-amlogic@lists.infradead.org, Laurent Pinchart , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Neil Armstrong Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org From: Jonas Karlman Add the max_bpc property to the dw-hdmi connector to prepare support for 10, 12 & 16bit output support. Signed-off-by: Jonas Karlman Signed-off-by: Neil Armstrong Reviewed-by: Laurent Pinchart Reviewed-by: Jernej Škrabec --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 10f98c9ee77e..e097f60e6431 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -2414,6 +2414,14 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge, DRM_MODE_CONNECTOR_HDMIA, hdmi->ddc); + /* + * drm_connector_attach_max_bpc_property() requires the + * connector to have a state. + */ + drm_atomic_helper_connector_reset(connector); + + drm_connector_attach_max_bpc_property(connector, 8, 16); + if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe) drm_object_attach_property(&connector->base, connector->dev->mode_config.hdr_output_metadata_property, 0);