diff options
Diffstat (limited to 'drivers/media/usb/stk1160/stk1160-reg.h')
| -rw-r--r-- | drivers/media/usb/stk1160/stk1160-reg.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/media/usb/stk1160/stk1160-reg.h b/drivers/media/usb/stk1160/stk1160-reg.h index 3e49da6e7edd..81ff3a15d96e 100644 --- a/drivers/media/usb/stk1160/stk1160-reg.h +++ b/drivers/media/usb/stk1160/stk1160-reg.h @@ -33,6 +33,40 @@ */ #define STK1160_DCTRL 0x100 +/* + * Decimation Control Register: + * Byte 104: Horizontal Decimation Line Unit Count + * Byte 105: Vertical Decimation Line Unit Count + * Byte 106: Decimation Control + * Bit 0 - Horizontal Decimation Control + * 0 Horizontal decimation is disabled. + * 1 Horizontal decimation is enabled. + * Bit 1 - Decimates Half or More Column + * 0 Decimates less than half from original column, + * send count unit (0x105) before each unit skipped. + * 1 Decimates half or more from original column, + * skip count unit (0x105) before each unit sent. + * Bit 2 - Vertical Decimation Control + * 0 Vertical decimation is disabled. + * 1 Vertical decimation is enabled. + * Bit 3 - Vertical Greater or Equal to Half + * 0 Decimates less than half from original row, + * send count unit (0x105) before each unit skipped. + * 1 Decimates half or more from original row, + * skip count unit (0x105) before each unit sent. + * Bit 4 - Decimation Unit + * 0 Decimation will work with 2 rows or columns per unit. + * 1 Decimation will work with 4 rows or columns per unit. + */ +#define STK1160_DMCTRL_H_UNITS 0x104 +#define STK1160_DMCTRL_V_UNITS 0x105 +#define STK1160_DMCTRL 0x106 +#define STK1160_H_DEC_EN BIT(0) +#define STK1160_H_DEC_MODE BIT(1) +#define STK1160_V_DEC_EN BIT(2) +#define STK1160_V_DEC_MODE BIT(3) +#define STK1160_DEC_UNIT_SIZE BIT(4) + /* Capture Frame Start Position */ #define STK116_CFSPO 0x110 #define STK116_CFSPO_STX_L 0x110 |