diff options
Diffstat (limited to 'drivers/media/platform/vimc/vimc-common.h')
| -rw-r--r-- | drivers/media/platform/vimc/vimc-common.h | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/drivers/media/platform/vimc/vimc-common.h b/drivers/media/platform/vimc/vimc-common.h index fb3463c06185..a9c1cfdc0dff 100644 --- a/drivers/media/platform/vimc/vimc-common.h +++ b/drivers/media/platform/vimc/vimc-common.h @@ -1,5 +1,5 @@ /* - * vimc-ccommon.h Virtual Media Controller Driver + * vimc-common.h Virtual Media Controller Driver * * Copyright (C) 2015-2017 Helen Koike <helen.fornazier@gmail.com> * @@ -54,6 +54,21 @@ do { \ } while (0) /** + * struct vimc_platform_data - platform data to components + * + * @entity_name: The name of the entity to be created + * + * Board setup code will often provide additional information using the device's + * platform_data field to hold additional information. + * When injecting a new platform_device in the component system the core needs + * to provide to the corresponding submodules the name of the entity that should + * be used when registering the subdevice in the Media Controller system. + */ +struct vimc_platform_data { + char entity_name[32]; +}; + +/** * struct vimc_pix_map - maps media bus code with v4l2 pixel format * * @code: media bus format code defined by MEDIA_BUS_FMT_* macros @@ -74,7 +89,6 @@ struct vimc_pix_map { * * @ent: the pointer to struct media_entity for the node * @pads: the list of pads of the node - * @destroy: callback to destroy the node * @process_frame: callback send a frame to that node * @vdev_get_format: callback that returns the current format a pad, used * only when is_media_entity_v4l2_video_device(ent) returns @@ -91,7 +105,6 @@ struct vimc_pix_map { struct vimc_ent_device { struct media_entity *ent; struct media_pad *pads; - void (*destroy)(struct vimc_ent_device *); void (*process_frame)(struct vimc_ent_device *ved, struct media_pad *sink, const void *frame); void (*vdev_get_format)(struct vimc_ent_device *ved, @@ -176,7 +189,6 @@ const struct vimc_pix_map *vimc_pix_map_by_pixelformat(u32 pixelformat); * @num_pads: number of pads to initialize * @pads_flag: flags to use in each pad * @sd_ops: pointer to &struct v4l2_subdev_ops. - * @sd_destroy: callback to destroy the node * * Helper function initialize and register the struct vimc_ent_device and struct * v4l2_subdev which represents a subdev node in the topology @@ -188,14 +200,13 @@ int vimc_ent_sd_register(struct vimc_ent_device *ved, u32 function, u16 num_pads, const unsigned long *pads_flag, - const struct v4l2_subdev_ops *sd_ops, - void (*sd_destroy)(struct vimc_ent_device *)); + const struct v4l2_subdev_ops *sd_ops); /** - * vimc_ent_sd_register - initialize and register a subdev node + * vimc_ent_sd_unregister - cleanup and unregister a subdev node * - * @ved: the vimc_ent_device struct to be initialize - * @sd: the v4l2_subdev struct to be initialize and registered + * @ved: the vimc_ent_device struct to be cleaned up + * @sd: the v4l2_subdev struct to be unregistered * * Helper function cleanup and unregister the struct vimc_ent_device and struct * v4l2_subdev which represents a subdev node in the topology |