{"id":814757,"url":"http://patchwork.ozlabs.org/api/1.2/patches/814757/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20170918032145.25349-1-anarsoul@gmail.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.2/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170918032145.25349-1-anarsoul@gmail.com>","list_archive_url":null,"date":"2017-09-18T03:21:41","name":"[U-Boot,1/5] dm: video: bridge: add operation to read EDID","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"7196ffb392e0383a12819fce087888eabc426b82","submitter":{"id":6930,"url":"http://patchwork.ozlabs.org/api/1.2/people/6930/?format=json","name":"Vasily Khoruzhick","email":"anarsoul@gmail.com"},"delegate":{"id":1700,"url":"http://patchwork.ozlabs.org/api/1.2/users/1700/?format=json","username":"ag","first_name":"Anatolij","last_name":"Gustschin","email":"agust@denx.de"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20170918032145.25349-1-anarsoul@gmail.com/mbox/","series":[{"id":3555,"url":"http://patchwork.ozlabs.org/api/1.2/series/3555/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=3555","date":"2017-09-18T03:21:41","name":"[U-Boot,1/5] dm: video: bridge: add operation to read EDID","version":1,"mbox":"http://patchwork.ozlabs.org/series/3555/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/814757/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/814757/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; 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charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" "},"content":"Bridge may have ability to read EDID from panel that is connected to it,\nso add an operation to read EDID.\n\nSigned-off-by: Vasily Khoruzhick \n---\n drivers/video/bridge/video-bridge-uclass.c | 10 ++++++++++\n include/video_bridge.h | 20 ++++++++++++++++++++\n 2 files changed, 30 insertions(+)","diff":"diff --git a/drivers/video/bridge/video-bridge-uclass.c b/drivers/video/bridge/video-bridge-uclass.c\nindex 07270bac9e..79facd02a6 100644\n--- a/drivers/video/bridge/video-bridge-uclass.c\n+++ b/drivers/video/bridge/video-bridge-uclass.c\n@@ -8,6 +8,7 @@\n #include \n #include \n #include \n+#include \n #include \n \n int video_bridge_set_backlight(struct udevice *dev, int percent)\n@@ -45,6 +46,15 @@ int video_bridge_check_attached(struct udevice *dev)\n \treturn ops->check_attached(dev);\n }\n \n+int video_bridge_read_edid(struct udevice *dev, u8 *buf, int buf_size)\n+{\n+\tstruct video_bridge_ops *ops = video_bridge_get_ops(dev);\n+\n+\tif (!ops || !ops->read_edid)\n+\t\treturn -ENOSYS;\n+\treturn ops->read_edid(dev, buf, buf_size);\n+}\n+\n static int video_bridge_pre_probe(struct udevice *dev)\n {\n \tstruct video_bridge_priv *uc_priv = dev_get_uclass_priv(dev);\ndiff --git a/include/video_bridge.h b/include/video_bridge.h\nindex c7b8681849..0699a8dda8 100644\n--- a/include/video_bridge.h\n+++ b/include/video_bridge.h\n@@ -53,6 +53,16 @@ struct video_bridge_ops {\n \t * @return 0 if OK, -ve on error\n \t */\n \tint (*set_backlight)(struct udevice *dev, int percent);\n+\n+\t/**\n+\t * read_edid() - Read information from EDID\n+\t *\n+\t * @dev:\tDevice to read from\n+\t * @buf:\tBuffer to read into\n+\t * @buf_size:\tBuffer size\n+\t * @return number of bytes read, <=0 for error\n+\t */\n+\tint (*read_edid)(struct udevice *dev, u8 *buf, int buf_size);\n };\n \n #define video_bridge_get_ops(dev) \\\n@@ -89,4 +99,14 @@ int video_bridge_set_active(struct udevice *dev, bool active);\n */\n int video_bridge_check_attached(struct udevice *dev);\n \n+/**\n+ * video_bridge_read_edid() - Read information from EDID\n+ *\n+ * @dev:\tDevice to read from\n+ * @buf:\tBuffer to read into\n+ * @buf_size:\tBuffer size\n+ * @return number of bytes read, <=0 for error\n+ */\n+int video_bridge_read_edid(struct udevice *dev, u8 *buf, int buf_size);\n+\n #endif\n","prefixes":["U-Boot","1/5"]}