From patchwork Tue May 19 23:10:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 246044 List-Id: U-Boot discussion From: sjg at chromium.org (Simon Glass) Date: Tue, 19 May 2020 17:10:40 -0600 Subject: [PATCH 08/26] video: Add a comment for struct video_uc_platdata In-Reply-To: <20200519231058.19945-1-sjg@chromium.org> References: <20200519231058.19945-1-sjg@chromium.org> Message-ID: <20200519231058.19945-9-sjg@chromium.org> Add a few notes to explain the purpose of each member of this struct. Signed-off-by: Simon Glass Reviewed-by: Anatolij Gustschin --- include/video.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/include/video.h b/include/video.h index e7c58e86cb..813b5653b0 100644 --- a/include/video.h +++ b/include/video.h @@ -19,6 +19,18 @@ struct udevice; +/** + * struct video_uc_platdata - uclass platform data for a video device + * + * This holds information that the uclass needs to know about each device. It + * is accessed using dev_get_uclass_platdata(dev). See 'Theory of operation' at + * the top of video-uclass.c for details on how this information is set. + * + * @align: Frame-buffer alignment, indicating the memory boundary the frame + * buffer should start on. If 0, 1MB is assumed + * @size: Frame-buffer size, in bytes + * @base: Base address of frame buffer, 0 if not yet known + */ struct video_uc_platdata { uint align; uint size;