diff options
Diffstat (limited to 'drivers/media/dvb')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/cxusb.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c index 016a3780b714..74eeb168f241 100644 --- a/drivers/media/dvb/dvb-usb/cxusb.c +++ b/drivers/media/dvb/dvb-usb/cxusb.c @@ -83,9 +83,6 @@ static int cxusb_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], if (mutex_lock_interruptible(&d->i2c_mutex) < 0) return -EAGAIN; - if (num > 2) - warn("more than two i2c messages at a time is not handled yet. TODO."); - for (i = 0; i < num; i++) { if (d->udev->descriptor.idVendor == USB_VID_MEDION) @@ -111,8 +108,9 @@ static int cxusb_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], break; } memcpy(msg[i].buf, &ibuf[1], msg[i].len); - } else if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) { - /* write then read */ + } else if (i+1 < num && (msg[i+1].flags & I2C_M_RD) && + msg[i].addr == msg[i+1].addr) { + /* write to then read from same address */ u8 obuf[3+msg[i].len], ibuf[1+msg[i+1].len]; obuf[0] = msg[i].len; obuf[1] = msg[i+1].len; |
