Em Tue, 30 Oct 2018 01:00:29 +0200
Sakari Ailus <sakari.ai...@linux.intel.com> escreveu:
> Clean up the SoC camera framework header. It only exists now to keep board
> code compiling. The header can be removed once the board code dependencies
> to it has been removed.
>
> Signed-off-by: Sakari Ailus <sakari.ai...@linux.intel.com>
> ---
> include/media/soc_camera.h | 335
> ---------------------------------------------
> 1 file changed, 335 deletions(-)
>
> diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
> index b7e42a1b0910..14d19da6052a 100644
> --- a/include/media/soc_camera.h
> +++ b/include/media/soc_camera.h
> @@ -22,172 +22,6 @@
> #include <media/v4l2-ctrls.h>
> #include <media/v4l2-device.h>
That doesn't make any sense. soc_camera.h should have the same fate
as the entire soc_camera infrastructure: either be removed or moved
to staging, and everything else that doesn't have the same fate
should get rid of this header.
Regards,
Mauro
>
> -struct file;
> -struct soc_camera_desc;
> -struct soc_camera_async_client;
> -
> -struct soc_camera_device {
> - struct list_head list; /* list of all registered devices */
> - struct soc_camera_desc *sdesc;
> - struct device *pdev; /* Platform device */
> - struct device *parent; /* Camera host device */
> - struct device *control; /* E.g., the i2c client */
> - s32 user_width;
> - s32 user_height;
> - u32 bytesperline; /* for padding, zero if unused */
> - u32 sizeimage;
> - enum v4l2_colorspace colorspace;
> - unsigned char iface; /* Host number */
> - unsigned char devnum; /* Device number per host */
> - struct soc_camera_sense *sense; /* See comment in struct definition */
> - struct video_device *vdev;
> - struct v4l2_ctrl_handler ctrl_handler;
> - const struct soc_camera_format_xlate *current_fmt;
> - struct soc_camera_format_xlate *user_formats;
> - int num_user_formats;
> - enum v4l2_field field; /* Preserve field over close() */
> - void *host_priv; /* Per-device host private data */
> - /* soc_camera.c private count. Only accessed with .host_lock held */
> - int use_count;
> - struct file *streamer; /* stream owner */
> - struct v4l2_clk *clk;
> - /* Asynchronous subdevice management */
> - struct soc_camera_async_client *sasc;
> - /* video buffer queue */
> - struct vb2_queue vb2_vidq;
> -};
> -
> -/* Host supports programmable stride */
> -#define SOCAM_HOST_CAP_STRIDE (1 << 0)
> -
> -enum soc_camera_subdev_role {
> - SOCAM_SUBDEV_DATA_SOURCE = 1,
> - SOCAM_SUBDEV_DATA_SINK,
> - SOCAM_SUBDEV_DATA_PROCESSOR,
> -};
> -
> -struct soc_camera_async_subdev {
> - struct v4l2_async_subdev asd;
> - enum soc_camera_subdev_role role;
> -};
> -
> -struct soc_camera_host {
> - struct v4l2_device v4l2_dev;
> - struct list_head list;
> - struct mutex host_lock; /* Main synchronisation lock */
> - struct mutex clk_lock; /* Protect pipeline modifications */
> - unsigned char nr; /* Host number */
> - u32 capabilities;
> - struct soc_camera_device *icd; /* Currently attached client */
> - void *priv;
> - const char *drv_name;
> - struct soc_camera_host_ops *ops;
> - struct v4l2_async_subdev **asd; /* Flat array, arranged in groups */
> - unsigned int *asd_sizes; /* 0-terminated array of asd group
> sizes */
> -};
> -
> -struct soc_camera_host_ops {
> - struct module *owner;
> - int (*add)(struct soc_camera_device *);
> - void (*remove)(struct soc_camera_device *);
> - int (*clock_start)(struct soc_camera_host *);
> - void (*clock_stop)(struct soc_camera_host *);
> - /*
> - * .get_formats() is called for each client device format, but
> - * .put_formats() is only called once. Further, if any of the calls to
> - * .get_formats() fail, .put_formats() will not be called at all, the
> - * failing .get_formats() must then clean up internally.
> - */
> - int (*get_formats)(struct soc_camera_device *, unsigned int,
> - struct soc_camera_format_xlate *);
> - void (*put_formats)(struct soc_camera_device *);
> - int (*get_selection)(struct soc_camera_device *, struct v4l2_selection
> *);
> - int (*set_selection)(struct soc_camera_device *, struct v4l2_selection
> *);
> - /*
> - * The difference to .set_selection() is, that .set_liveselection is
> not allowed
> - * to change the output sizes
> - */
> - int (*set_liveselection)(struct soc_camera_device *, struct
> v4l2_selection *);
> - int (*set_fmt)(struct soc_camera_device *, struct v4l2_format *);
> - int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *);
> - int (*init_videobuf2)(struct vb2_queue *,
> - struct soc_camera_device *);
> - int (*querycap)(struct soc_camera_host *, struct v4l2_capability *);
> - int (*set_bus_param)(struct soc_camera_device *);
> - int (*get_parm)(struct soc_camera_device *, struct v4l2_streamparm *);
> - int (*set_parm)(struct soc_camera_device *, struct v4l2_streamparm *);
> - int (*enum_framesizes)(struct soc_camera_device *, struct
> v4l2_frmsizeenum *);
> - __poll_t (*poll)(struct file *, poll_table *);
> -};
> -
> -#define SOCAM_SENSOR_INVERT_PCLK (1 << 0)
> -#define SOCAM_SENSOR_INVERT_MCLK (1 << 1)
> -#define SOCAM_SENSOR_INVERT_HSYNC (1 << 2)
> -#define SOCAM_SENSOR_INVERT_VSYNC (1 << 3)
> -#define SOCAM_SENSOR_INVERT_DATA (1 << 4)
> -
> -struct i2c_board_info;
> -struct regulator_bulk_data;
> -
> -struct soc_camera_subdev_desc {
> - /* Per camera SOCAM_SENSOR_* bus flags */
> - unsigned long flags;
> -
> - /* sensor driver private platform data */
> - void *drv_priv;
> -
> - /*
> - * Set unbalanced_power to true to deal with legacy drivers, failing to
> - * balance their calls to subdevice's .s_power() method. clock_state is
> - * then used internally by helper functions, it shouldn't be touched by
> - * drivers or the platform code.
> - */
> - bool unbalanced_power;
> - unsigned long clock_state;
> -
> - /* Optional callbacks to power on or off and reset the sensor */
> - int (*power)(struct device *, int);
> - int (*reset)(struct device *);
> -
> - /*
> - * some platforms may support different data widths than the sensors
> - * native ones due to different data line routing. Let the board code
> - * overwrite the width flags.
> - */
> - int (*set_bus_param)(struct soc_camera_subdev_desc *, unsigned long
> flags);
> - unsigned long (*query_bus_param)(struct soc_camera_subdev_desc *);
> - void (*free_bus)(struct soc_camera_subdev_desc *);
> -
> - /* Optional regulators that have to be managed on power on/off events */
> - struct v4l2_subdev_platform_data sd_pdata;
> -};
> -
> -struct soc_camera_host_desc {
> - /* Camera bus id, used to match a camera and a bus */
> - int bus_id;
> - int i2c_adapter_id;
> - struct i2c_board_info *board_info;
> - const char *module_name;
> -
> - /*
> - * For non-I2C devices platform has to provide methods to add a device
> - * to the system and to remove it
> - */
> - int (*add_device)(struct soc_camera_device *);
> - void (*del_device)(struct soc_camera_device *);
> -};
> -
> -/*
> - * Platform data for "soc-camera-pdrv"
> - * This MUST be kept binary-identical to struct soc_camera_link below, until
> - * it is completely replaced by this one, after which we can split it into
> its
> - * two components.
> - */
> -struct soc_camera_desc {
> - struct soc_camera_subdev_desc subdev_desc;
> - struct soc_camera_host_desc host_desc;
> -};
> -
> /* Prepare to replace this struct: don't change its layout any more! */
> struct soc_camera_link {
> /*
> @@ -200,11 +34,6 @@ struct soc_camera_link {
>
> void *priv;
>
> - /* Set by platforms to handle misbehaving drivers */
> - bool unbalanced_power;
> - /* Used by soc-camera helper functions */
> - unsigned long clock_state;
> -
> /* Optional callbacks to power on or off and reset the sensor */
> int (*power)(struct device *, int);
> int (*reset)(struct device *);
> @@ -217,12 +46,6 @@ struct soc_camera_link {
> unsigned long (*query_bus_param)(struct soc_camera_link *);
> void (*free_bus)(struct soc_camera_link *);
>
> - /* Optional regulators that have to be managed on power on/off events */
> - struct regulator_bulk_data *regulators;
> - int num_regulators;
> -
> - void *host_priv;
> -
> /*
> * Host part - keep at bottom and compatible to
> * struct soc_camera_host_desc
> @@ -233,168 +56,10 @@ struct soc_camera_link {
> int i2c_adapter_id;
> struct i2c_board_info *board_info;
> const char *module_name;
> -
> - /*
> - * For non-I2C devices platform has to provide methods to add a device
> - * to the system and to remove it
> - */
> - int (*add_device)(struct soc_camera_device *);
> - void (*del_device)(struct soc_camera_device *);
> -};
> -
> -static inline struct soc_camera_host *to_soc_camera_host(
> - const struct device *dev)
> -{
> - struct v4l2_device *v4l2_dev = dev_get_drvdata(dev);
> -
> - return container_of(v4l2_dev, struct soc_camera_host, v4l2_dev);
> -}
> -
> -static inline struct soc_camera_desc *to_soc_camera_desc(
> - const struct soc_camera_device *icd)
> -{
> - return icd->sdesc;
> -}
> -
> -static inline struct device *to_soc_camera_control(
> - const struct soc_camera_device *icd)
> -{
> - return icd->control;
> -}
> -
> -static inline struct v4l2_subdev *soc_camera_to_subdev(
> - const struct soc_camera_device *icd)
> -{
> - struct device *control = to_soc_camera_control(icd);
> - return dev_get_drvdata(control);
> -}
> -
> -int soc_camera_host_register(struct soc_camera_host *ici);
> -void soc_camera_host_unregister(struct soc_camera_host *ici);
> -
> -const struct soc_camera_format_xlate *soc_camera_xlate_by_fourcc(
> - struct soc_camera_device *icd, unsigned int fourcc);
> -
> -/**
> - * struct soc_camera_format_xlate - match between host and sensor formats
> - * @code: code of a sensor provided format
> - * @host_fmt: host format after host translation from code
> - *
> - * Host and sensor translation structure. Used in table of host and sensor
> - * formats matchings in soc_camera_device. A host can override the generic
> list
> - * generation by implementing get_formats(), and use it for format checks and
> - * format setup.
> - */
> -struct soc_camera_format_xlate {
> - u32 code;
> - const struct soc_mbus_pixelfmt *host_fmt;
> -};
> -
> -#define SOCAM_SENSE_PCLK_CHANGED (1 << 0)
> -
> -/**
> - * This struct can be attached to struct soc_camera_device by the host driver
> - * to request sense from the camera, for example, when calling .set_fmt().
> The
> - * host then can check which flags are set and verify respective values if
> any.
> - * For example, if SOCAM_SENSE_PCLK_CHANGED is set, it means, pixclock has
> - * changed during this operation. After completion the host should detach
> sense.
> - *
> - * @flags ored SOCAM_SENSE_* flags
> - * @master_clock if the host wants to be informed about pixel-clock
> - * change, it better set master_clock.
> - * @pixel_clock_max maximum pixel clock frequency supported by the host,
> - * camera is not allowed to exceed this.
> - * @pixel_clock if the camera driver changed pixel clock during
> this
> - * operation, it sets SOCAM_SENSE_PCLK_CHANGED, uses
> - * master_clock to calculate the new pixel-clock and
> - * sets this field.
> - */
> -struct soc_camera_sense {
> - unsigned long flags;
> - unsigned long master_clock;
> - unsigned long pixel_clock_max;
> - unsigned long pixel_clock;
> };
>
> #define SOCAM_DATAWIDTH(x) BIT((x) - 1)
> -#define SOCAM_DATAWIDTH_4 SOCAM_DATAWIDTH(4)
> #define SOCAM_DATAWIDTH_8 SOCAM_DATAWIDTH(8)
> -#define SOCAM_DATAWIDTH_9 SOCAM_DATAWIDTH(9)
> #define SOCAM_DATAWIDTH_10 SOCAM_DATAWIDTH(10)
> -#define SOCAM_DATAWIDTH_12 SOCAM_DATAWIDTH(12)
> -#define SOCAM_DATAWIDTH_15 SOCAM_DATAWIDTH(15)
> -#define SOCAM_DATAWIDTH_16 SOCAM_DATAWIDTH(16)
> -#define SOCAM_DATAWIDTH_18 SOCAM_DATAWIDTH(18)
> -#define SOCAM_DATAWIDTH_24 SOCAM_DATAWIDTH(24)
> -
> -#define SOCAM_DATAWIDTH_MASK (SOCAM_DATAWIDTH_4 | SOCAM_DATAWIDTH_8 | \
> - SOCAM_DATAWIDTH_9 | SOCAM_DATAWIDTH_10 | \
> - SOCAM_DATAWIDTH_12 | SOCAM_DATAWIDTH_15 | \
> - SOCAM_DATAWIDTH_16 | SOCAM_DATAWIDTH_18 | \
> - SOCAM_DATAWIDTH_24)
> -
> -static inline void soc_camera_limit_side(int *start, int *length,
> - unsigned int start_min,
> - unsigned int length_min, unsigned int length_max)
> -{
> - if (*length < length_min)
> - *length = length_min;
> - else if (*length > length_max)
> - *length = length_max;
> -
> - if (*start < start_min)
> - *start = start_min;
> - else if (*start > start_min + length_max - *length)
> - *start = start_min + length_max - *length;
> -}
> -
> -unsigned long soc_camera_apply_board_flags(struct soc_camera_subdev_desc
> *ssdd,
> - const struct v4l2_mbus_config *cfg);
> -
> -int soc_camera_power_init(struct device *dev, struct soc_camera_subdev_desc
> *ssdd);
> -int soc_camera_power_on(struct device *dev, struct soc_camera_subdev_desc
> *ssdd,
> - struct v4l2_clk *clk);
> -int soc_camera_power_off(struct device *dev, struct soc_camera_subdev_desc
> *ssdd,
> - struct v4l2_clk *clk);
> -
> -static inline int soc_camera_set_power(struct device *dev,
> - struct soc_camera_subdev_desc *ssdd, struct v4l2_clk *clk, bool
> on)
> -{
> - return on ? soc_camera_power_on(dev, ssdd, clk)
> - : soc_camera_power_off(dev, ssdd, clk);
> -}
> -
> -/* This is only temporary here - until v4l2-subdev begins to link to
> video_device */
> -#include <linux/i2c.h>
> -static inline struct video_device *soc_camera_i2c_to_vdev(const struct
> i2c_client *client)
> -{
> - struct v4l2_subdev *sd = i2c_get_clientdata(client);
> - struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd);
> - return icd ? icd->vdev : NULL;
> -}
> -
> -static inline struct soc_camera_subdev_desc *soc_camera_i2c_to_desc(const
> struct i2c_client *client)
> -{
> - return client->dev.platform_data;
> -}
> -
> -static inline struct v4l2_subdev *soc_camera_vdev_to_subdev(struct
> video_device *vdev)
> -{
> - struct soc_camera_device *icd = video_get_drvdata(vdev);
> - return soc_camera_to_subdev(icd);
> -}
> -
> -static inline struct soc_camera_device *soc_camera_from_vb2q(const struct
> vb2_queue *vq)
> -{
> - return container_of(vq, struct soc_camera_device, vb2_vidq);
> -}
> -
> -static inline u32 soc_camera_grp_id(const struct soc_camera_device *icd)
> -{
> - return (icd->iface << 8) | (icd->devnum + 1);
> -}
> -
> -void soc_camera_lock(struct vb2_queue *vq);
> -void soc_camera_unlock(struct vb2_queue *vq);
>
> #endif
Thanks,
Mauro
