X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fmedia%2Fv4l2-common.h;h=91b19921f958af283e5fc78521847c5b7785ca3c;hb=a57bf8a4f23cca2b5be5446649bbe22d1440af5d;hp=642520acdfa7b41da7a77cd78206b7a1b5d7ce77;hpb=55d8ca4f8094246da6e71889a4e04bfafaa78b10;p=linux-2.6-omap-h63xx.git diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 642520acdfa..91b19921f95 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -26,8 +26,14 @@ #ifndef V4L2_COMMON_H_ #define V4L2_COMMON_H_ +#include + /* 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. */ @@ -78,6 +84,19 @@ extern void v4l_printk_ioctl_arg(char *s,unsigned int cmd, void *arg); /* ------------------------------------------------------------------------- */ +/* Control helper functions */ + +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); + +/* ------------------------------------------------------------------------- */ + /* Internal ioctls */ /* VIDIOC_INT_G_REGISTER and VIDIOC_INT_S_REGISTER */ @@ -102,20 +121,32 @@ enum v4l2_chip_ident { /* 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 */ @@ -145,11 +176,12 @@ enum v4l2_chip_ident { #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_S_REGISTER _IOW ('d', 100, struct v4l2_register) #define VIDIOC_INT_G_REGISTER _IOWR('d', 101, struct v4l2_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 @@ -211,4 +243,19 @@ struct v4l2_routing { #define VIDIOC_INT_S_VIDEO_ROUTING _IOW ('d', 111, struct v4l2_routing) #define VIDIOC_INT_G_VIDEO_ROUTING _IOR ('d', 112, struct v4l2_routing) +struct v4l2_crystal_freq { + u32 freq; /* frequency in Hz of the crystal */ + u32 flags; /* device specific flags */ +}; + +/* Sets the frequency of the crystal used to generate the clocks. + An extra flags field allows device specific configuration regarding + clock frequency dividers, etc. If not used, then set flags to 0. + 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_ */