#ifndef V4L2_COMMON_H_
#define V4L2_COMMON_H_
+#include <media/v4l2-dev.h>
+
/* v4l debugging and diagnostics */
+/* Debug bitmask flags to be used on V4L2 */
+#define V4L2_DEBUG_IOCTL 0x01
+#define V4L2_DEBUG_IOCTL_ARG 0x02
+
/* Common printk constucts for v4l-i2c drivers. These macros create a unique
prefix consisting of the driver name, the adapter number and the i2c
address. */
/* Prints the ioctl in a human-readable format */
extern void v4l_printk_ioctl(unsigned int cmd);
-/* Prints the ioctl and arg in a human-readable format */
-extern void v4l_printk_ioctl_arg(char *s,unsigned int cmd, void *arg);
-
/* Use this macro for non-I2C drivers. Pass the driver name as the first arg. */
#define v4l_print_ioctl(name, cmd) \
do { \
/* ------------------------------------------------------------------------- */
-/* Internal ioctls */
+/* Control helper functions */
-/* VIDIOC_INT_G_REGISTER and VIDIOC_INT_S_REGISTER */
-struct v4l2_register {
- u32 i2c_id; /* I2C driver ID of the I2C chip. 0 for the I2C adapter. */
- unsigned long reg;
- u32 val;
-};
+int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,
+ const char **menu_items);
+const char **v4l2_ctrl_get_menu(u32 id);
+int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def);
+int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl);
+int v4l2_ctrl_query_menu(struct v4l2_querymenu *qmenu,
+ struct v4l2_queryctrl *qctrl, const char **menu_items);
+u32 v4l2_ctrl_next(const u32 * const *ctrl_classes, u32 id);
+
+/* ------------------------------------------------------------------------- */
+
+/* Register/chip ident helper function */
+
+struct i2c_client; /* forward reference */
+int v4l2_chip_match_i2c_client(struct i2c_client *c, u32 id_type, u32 chip_id);
+int v4l2_chip_match_host(u32 id_type, u32 chip_id);
+
+/* ------------------------------------------------------------------------- */
+
+/* Internal ioctls */
/* VIDIOC_INT_DECODE_VBI_LINE */
struct v4l2_decode_vbi_line {
/* general idents: reserved range 0-49 */
V4L2_IDENT_UNKNOWN = 0,
- /* module saa7115: reserved range 100-149 */
+ /* module saa7110: just ident= 100 */
+ V4L2_IDENT_SAA7110 = 100,
+
+ /* module saa7111: just ident= 101 */
+ V4L2_IDENT_SAA7111 = 101,
+
+ /* module saa7115: reserved range 102-149 */
V4L2_IDENT_SAA7113 = 103,
V4L2_IDENT_SAA7114 = 104,
V4L2_IDENT_SAA7115 = 105,
+ V4L2_IDENT_SAA7118 = 108,
/* module saa7127: reserved range 150-199 */
V4L2_IDENT_SAA7127 = 157,
V4L2_IDENT_SAA7129 = 159,
/* module cx25840: reserved range 200-249 */
+ V4L2_IDENT_CX25836 = 236,
+ V4L2_IDENT_CX25837 = 237,
V4L2_IDENT_CX25840 = 240,
V4L2_IDENT_CX25841 = 241,
V4L2_IDENT_CX25842 = 242,
V4L2_IDENT_CX25843 = 243,
+
+ /* OmniVision sensors - range 250-299 */
+ V4L2_IDENT_OV7670 = 250,
};
/* audio ioctls */
Replacement of TUNER_SET_STANDBY. */
#define VIDIOC_INT_S_STANDBY _IOW('d', 94, u32)
-/* only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
-#define VIDIOC_INT_S_REGISTER _IOR ('d', 100, struct v4l2_register)
-#define VIDIOC_INT_G_REGISTER _IOWR('d', 101, struct v4l2_register)
+/* 100, 101 used by VIDIOC_DBG_[SG]_REGISTER */
-/* Reset the I2C chip */
-#define VIDIOC_INT_RESET _IO ('d', 102)
+/* Generic reset command. The argument selects which subsystems to reset.
+ Passing 0 will always reset the whole chip. */
+#define VIDIOC_INT_RESET _IOW ('d', 102, u32)
/* Set the frequency (in Hz) of the audio clock output.
Used to slave an audio processor to the video decoder, ensuring that audio
If the frequency is not supported, then -EINVAL is returned. */
#define VIDIOC_INT_S_CRYSTAL_FREQ _IOW ('d', 113, struct v4l2_crystal_freq)
+/* Initialize the sensor registors to some sort of reasonable
+ default values. */
+#define VIDIOC_INT_INIT _IOW ('d', 114, u32)
+
#endif /* V4L2_COMMON_H_ */