diff options
| -rw-r--r-- | include/media/v4l2-common.h | 51 |
1 files changed, 44 insertions, 7 deletions
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 11728daf0096..234e9cf7e844 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -115,12 +115,15 @@ enum v4l2_chip_ident { }; /* audio ioctls */ -/* v4l device was opened in Radio mode */ + +/* v4l device was opened in Radio mode, to be replaced by VIDIOC_INT_S_TUNER_MODE */ #define AUDC_SET_RADIO _IO('d',88) -/* select from TV,radio,extern,MUTE */ + +/* select from TV,radio,extern,MUTE, to be replaced with VIDIOC_INT_S_AUDIO_ROUTING */ #define AUDC_SET_INPUT _IOW('d',89,int) -/* msp3400 ioctl: will be removed in the near future */ +/* msp3400 ioctl: will be removed in the near future, to be replaced by + VIDIOC_INT_S_AUDIO_ROUTING. */ struct msp_matrix { int input; int output; @@ -128,12 +131,25 @@ struct msp_matrix { #define MSP_SET_MATRIX _IOW('m',17,struct msp_matrix) /* tuner ioctls */ + /* Sets tuner type and its I2C addr */ -#define TUNER_SET_TYPE_ADDR _IOW('d',90,int) -/* Puts tuner on powersaving state, disabling it, except for i2c */ -#define TUNER_SET_STANDBY _IOW('d',91,int) +#define TUNER_SET_TYPE_ADDR _IOW('d', 90, int) + +/* Puts tuner on powersaving state, disabling it, except for i2c. To be replaced + by VIDIOC_INT_S_STANDBY. */ +#define TUNER_SET_STANDBY _IOW('d', 91, int) + /* Sets tda9887 specific stuff, like port1, port2 and qss */ -#define TDA9887_SET_CONFIG _IOW('d',92,int) +#define TDA9887_SET_CONFIG _IOW('d', 92, int) + +/* Switch the tuner to a specific tuner mode. Replacement of AUDC_SET_RADIO */ +#define VIDIOC_INT_S_TUNER_MODE _IOW('d', 93, enum v4l2_tuner_type) + +/* Generic standby command. Passing -1 (all bits set to 1) will put the whole + chip into standby mode, value 0 will make the chip fully active. Specific + bits can be used by certain chips to enable/disable specific subsystems. + 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) @@ -181,4 +197,25 @@ struct msp_matrix { If the frequency is not supported, then -EINVAL is returned. */ #define VIDIOC_INT_I2S_CLOCK_FREQ _IOW ('d', 108, u32) +/* Routing definition, device dependent. It specifies which inputs (if any) + should be routed to which outputs (if any). */ +struct v4l2_routing { + u32 input; + u32 output; +}; + +/* These internal commands should be used to define the inputs and outputs + of an audio/video chip. They will replace AUDC_SET_INPUT. + The v4l2 API commands VIDIOC_S/G_INPUT, VIDIOC_S/G_OUTPUT, + VIDIOC_S/G_AUDIO and VIDIOC_S/G_AUDOUT are meant to be used by the + user. Internally these commands should be used to switch inputs/outputs + because only the driver knows how to map a 'Television' input to the precise + input/output routing of an A/D converter, or a DSP, or a video digitizer. + These four commands should only be sent directly to an i2c device, they + should not be broadcast as the routing is very device specific. */ +#define VIDIOC_INT_S_AUDIO_ROUTING _IOW ('d', 109, struct v4l2_routing) +#define VIDIOC_INT_G_AUDIO_ROUTING _IOR ('d', 110, 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 *) + #endif /* V4L2_COMMON_H_ */ |