X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=include%2Fmedia%2Fsoc_camera.h;h=f95cc4a2d9af8f5fc14b4940af96ee7d7fe1ce33;hb=a4c56fd8892e51d675f7665ddee4fd9d7e5c2cc3;hp=3bc5b6b20f644b50b617f3dc1f465bbf2ad14363;hpb=979ea1ddf80ac7383acdea03471355ca62702539;p=~andy%2Flinux

diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
index 3bc5b6b20f6..f95cc4a2d9a 100644
--- a/include/media/soc_camera.h
+++ b/include/media/soc_camera.h
@@ -22,16 +22,10 @@ struct soc_camera_device {
 	struct list_head list;
 	struct device dev;
 	struct device *pdev;		/* Platform device */
-	unsigned short width;		/* Current window */
-	unsigned short height;		/* sizes */
-	unsigned short x_min;		/* Camera capabilities */
-	unsigned short y_min;
-	unsigned short x_current;	/* Current window location */
-	unsigned short y_current;
+	s32 user_width;
+	s32 user_height;
 	unsigned short width_min;
-	unsigned short width_max;
 	unsigned short height_min;
-	unsigned short height_max;
 	unsigned short y_skip_top;	/* Lines to skip at the top */
 	unsigned short gain;
 	unsigned short exposure;
@@ -73,9 +67,18 @@ struct soc_camera_host_ops {
 	void (*remove)(struct soc_camera_device *);
 	int (*suspend)(struct soc_camera_device *, pm_message_t);
 	int (*resume)(struct soc_camera_device *);
+	/*
+	 * .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 *, int,
 			   struct soc_camera_format_xlate *);
-	int (*set_crop)(struct soc_camera_device *, struct v4l2_rect *);
+	void (*put_formats)(struct soc_camera_device *);
+	int (*cropcap)(struct soc_camera_device *, struct v4l2_cropcap *);
+	int (*get_crop)(struct soc_camera_device *, struct v4l2_crop *);
+	int (*set_crop)(struct soc_camera_device *, struct v4l2_crop *);
 	int (*set_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	void (*init_videobuf)(struct videobuf_queue *,
@@ -83,7 +86,11 @@ struct soc_camera_host_ops {
 	int (*reqbufs)(struct soc_camera_file *, struct v4l2_requestbuffers *);
 	int (*querycap)(struct soc_camera_host *, struct v4l2_capability *);
 	int (*set_bus_param)(struct soc_camera_device *, __u32);
+	int (*get_ctrl)(struct soc_camera_device *, struct v4l2_control *);
+	int (*set_ctrl)(struct soc_camera_device *, struct v4l2_control *);
 	unsigned int (*poll)(struct file *, poll_table *);
+	const struct v4l2_queryctrl *controls;
+	int num_controls;
 };
 
 #define SOCAM_SENSOR_INVERT_PCLK	(1 << 0)
@@ -121,28 +128,34 @@ struct soc_camera_link {
 	void (*free_bus)(struct soc_camera_link *);
 };
 
-static inline struct soc_camera_device *to_soc_camera_dev(struct device *dev)
+static inline struct soc_camera_device *to_soc_camera_dev(const struct device *dev)
 {
 	return container_of(dev, struct soc_camera_device, dev);
 }
 
-static inline struct soc_camera_host *to_soc_camera_host(struct device *dev)
+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_link *to_soc_camera_link(struct soc_camera_device *icd)
+static inline struct soc_camera_link *to_soc_camera_link(const struct soc_camera_device *icd)
 {
 	return icd->dev.platform_data;
 }
 
-static inline struct device *to_soc_camera_control(struct soc_camera_device *icd)
+static inline struct device *to_soc_camera_control(const struct soc_camera_device *icd)
 {
 	return dev_get_drvdata(&icd->dev);
 }
 
+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);
 
@@ -178,14 +191,8 @@ struct soc_camera_format_xlate {
 struct soc_camera_ops {
 	int (*suspend)(struct soc_camera_device *, pm_message_t state);
 	int (*resume)(struct soc_camera_device *);
-	int (*init)(struct soc_camera_device *);
-	int (*release)(struct soc_camera_device *);
-	int (*set_crop)(struct soc_camera_device *, struct v4l2_rect *);
 	unsigned long (*query_bus_param)(struct soc_camera_device *);
 	int (*set_bus_param)(struct soc_camera_device *, unsigned long);
-	int (*get_chip_id)(struct soc_camera_device *,
-			   struct v4l2_dbg_chip_ident *);
-	int (*set_std)(struct soc_camera_device *, v4l2_std_id *);
 	int (*enum_input)(struct soc_camera_device *, struct v4l2_input *);
 	const struct v4l2_queryctrl *controls;
 	int num_controls;
@@ -268,6 +275,21 @@ static inline unsigned long soc_camera_bus_param_compatible(
 		common_flags;
 }
 
+static inline void soc_camera_limit_side(unsigned int *start,
+		unsigned 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;
+}
+
 extern unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl,
 						   unsigned long flags);