diff options
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-input.c')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-input.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/media/video/em28xx/em28xx-input.c b/drivers/media/video/em28xx/em28xx-input.c index 69dcf0c..1fb754e 100644 --- a/drivers/media/video/em28xx/em28xx-input.c +++ b/drivers/media/video/em28xx/em28xx-input.c @@ -184,6 +184,36 @@ int em28xx_get_key_pinnacle_usb_grey(struct IR_i2c *ir, u32 *ir_key, return 1; } +int em28xx_get_key_winfast_usbii_deluxe(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char subaddr, keydetect, key; + + struct i2c_msg msg[] = { { .addr = ir->c->addr, .flags = 0, .buf = &subaddr, .len = 1}, + + { .addr = ir->c->addr, .flags = I2C_M_RD, .buf = &keydetect, .len = 1} }; + + subaddr = 0x10; + if (2 != i2c_transfer(ir->c->adapter, msg, 2)) { + i2cdprintk("read error\n"); + return -EIO; + } + if (keydetect == 0x00) + return 0; + + subaddr = 0x00; + msg[1].buf = &key; + if (2 != i2c_transfer(ir->c->adapter, msg, 2)) { + i2cdprintk("read error\n"); + return -EIO; + } + if (key == 0x00) + return 0; + + *ir_key = key; + *ir_raw = key; + return 1; +} + /********************************************************** Poll based get keycode functions **********************************************************/ |