mirror of
https://github.com/torvalds/linux.git
synced 2024-11-05 19:41:54 +00:00
cc6d618fdf
The supply list is needed by the platform driver, but not by the usb driver. So this information belongs to the platform data and should not be hardcoded in the subdevice driver. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Tested-by: Eduardo Valentin <edubezval@gmail.com> Acked-by: Eduardo Valentin <edubezval@gmail.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
/*
|
|
* include/media/si4713.h
|
|
*
|
|
* Board related data definitions for Si4713 i2c device driver.
|
|
*
|
|
* Copyright (c) 2009 Nokia Corporation
|
|
* Contact: Eduardo Valentin <eduardo.valentin@nokia.com>
|
|
*
|
|
* This file is licensed under the terms of the GNU General Public License
|
|
* version 2. This program is licensed "as is" without any warranty of any
|
|
* kind, whether express or implied.
|
|
*
|
|
*/
|
|
|
|
#ifndef SI4713_H
|
|
#define SI4713_H
|
|
|
|
/* The SI4713 I2C sensor chip has a fixed slave address of 0xc6 or 0x22. */
|
|
#define SI4713_I2C_ADDR_BUSEN_HIGH 0x63
|
|
#define SI4713_I2C_ADDR_BUSEN_LOW 0x11
|
|
|
|
/*
|
|
* Platform dependent definition
|
|
*/
|
|
struct si4713_platform_data {
|
|
const char * const *supply_names;
|
|
unsigned supplies;
|
|
int gpio_reset; /* < 0 if not used */
|
|
};
|
|
|
|
/*
|
|
* Structure to query for Received Noise Level (RNL).
|
|
*/
|
|
struct si4713_rnl {
|
|
__u32 index; /* modulator index */
|
|
__u32 frequency; /* frequency to peform rnl measurement */
|
|
__s32 rnl; /* result of measurement in dBuV */
|
|
__u32 reserved[4]; /* drivers and apps must init this to 0 */
|
|
};
|
|
|
|
/*
|
|
* This is the ioctl number to query for rnl. Users must pass a
|
|
* struct si4713_rnl pointer specifying desired frequency in 'frequency' field
|
|
* following driver capabilities (i.e V4L2_TUNER_CAP_LOW).
|
|
* Driver must return measured value in the same struture, filling 'rnl' field.
|
|
*/
|
|
#define SI4713_IOC_MEASURE_RNL _IOWR('V', BASE_VIDIOC_PRIVATE + 0, \
|
|
struct si4713_rnl)
|
|
|
|
#endif /* ifndef SI4713_H*/
|