Commit 28cb88ca authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

V4L/DVB (12813): tm6000: all read messages should use prev_reg 



read messages with length>1 where using the wrong register.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent b1ce40b1

drivers/staging/tm6000/tm6000-i2c.c

+5 −15
Original line number Diff line number Diff line
@@ -113,21 +113,11 @@ static int tm6000_i2c_xfer(struct i2c_adapter *i2c_adap, 
	   out of message data.

	 */

			/* SMBus Read Byte command */

			if(msgs[i].len == 1) {

				// we use the previously used register to read from

			rc = tm6000_read_write_usb (dev,

				USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,

				REQ_16_SET_GET_I2CSEQ,

					addr | prev_reg<<8, 0,

				addr | (prev_reg << 8), 0,

				msgs[i].buf, msgs[i].len);

			}

			else {

				rc = tm6000_read_write_usb (dev,

					USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,

					REQ_16_SET_GET_I2CSEQ,

					addr|(*msgs[i].buf)<<8, 0,

					msgs[i].buf, msgs[i].len);

			}

			if (i2c_debug>=2) {

				for (byte = 0; byte < msgs[i].len; byte++) {

					printk(" %02x", msgs[i].buf[byte]);