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Groups > linux.kernel > #1446812
| From | Steve Longerbeam <slongerbeam@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 01/10] v4l: of: add "newavmode" property for Analog Devices codecs |
| Date | 2016-07-20 02:10 +0200 |
| Message-ID | <rWNfj-2pz-13@gated-at.bofh.it> (permalink) |
| References | <rWNfj-2pz-7@gated-at.bofh.it> <rWNfj-2pz-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
This patch adds a "newavmode" boolean property as part of the v4l2 endpoint properties. This indicates an Analog Devices decoder is generating EAV/SAV codes to suit Analog Devices encoders. Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com> Cc: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Cc: Javier Martinez Canillas <javier@osg.samsung.com> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Sakari Ailus <sakari.ailus@linux.intel.com> --- Documentation/devicetree/bindings/media/video-interfaces.txt | 2 ++ drivers/media/v4l2-core/v4l2-of.c | 4 ++++ include/media/v4l2-mediabus.h | 5 +++++ 3 files changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt index 9cd2a36..6f2df51 100644 --- a/Documentation/devicetree/bindings/media/video-interfaces.txt +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt @@ -88,6 +88,8 @@ Optional endpoint properties - field-even-active: field signal level during the even field data transmission. - pclk-sample: sample data on rising (1) or falling (0) edge of the pixel clock signal. +- newavmode: a boolean property to indicate an Analog Devices decoder is + operating in NEWAVMODE. Valid for BT.656 busses only. - sync-on-green-active: active state of Sync-on-green (SoG) signal, 0/1 for LOW/HIGH respectively. - data-lanes: an array of physical data lane indexes. Position of an entry diff --git a/drivers/media/v4l2-core/v4l2-of.c b/drivers/media/v4l2-core/v4l2-of.c index 93b3368..719a7d1 100644 --- a/drivers/media/v4l2-core/v4l2-of.c +++ b/drivers/media/v4l2-core/v4l2-of.c @@ -109,6 +109,10 @@ static void v4l2_of_parse_parallel_bus(const struct device_node *node, flags |= v ? V4L2_MBUS_DATA_ACTIVE_HIGH : V4L2_MBUS_DATA_ACTIVE_LOW; + if (endpoint->bus_type == V4L2_MBUS_BT656 && + of_get_property(node, "newavmode", &v)) + flags |= V4L2_MBUS_NEWAVMODE; + if (of_get_property(node, "slave-mode", &v)) flags |= V4L2_MBUS_SLAVE; else diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h index 34cc99e..0bd5f0e 100644 --- a/include/media/v4l2-mediabus.h +++ b/include/media/v4l2-mediabus.h @@ -43,6 +43,11 @@ /* Active state of Sync-on-green (SoG) signal, 0/1 for LOW/HIGH respectively. */ #define V4L2_MBUS_VIDEO_SOG_ACTIVE_HIGH (1 << 12) #define V4L2_MBUS_VIDEO_SOG_ACTIVE_LOW (1 << 13) +/* + * BT.656 specific flags + */ +/* Analog Device's NEWAVMODE */ +#define V4L2_MBUS_NEWAVMODE (1 << 14) /* Serial flags */ /* How many lanes the client can use */ -- 1.9.1
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[PATCH v2 01/10] v4l: of: add "newavmode" property for Analog Devices codecs Steve Longerbeam <slongerbeam@gmail.com> - 2016-07-20 02:10 +0200
Re: [PATCH v2 01/10] v4l: of: add "newavmode" property for Analog Devices codecs Hans Verkuil <hverkuil@xs4all.nl> - 2016-07-20 09:40 +0200
Re: [PATCH v2 01/10] v4l: of: add "newavmode" property for Analog Devices codecs Steve Longerbeam <steve_longerbeam@mentor.com> - 2016-07-20 19:20 +0200
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