Commit e4a49d76 authored by Andrew de Quincey's avatar Andrew de Quincey Committed by Mauro Carvalho Chehab

V4L/DVB (4428): Fix tda826x detection

The tda826x detection was (correctly) cleaned up earlier, but unfortunately
changing the number of received i2c messages from 2 -> 1 was missed. This
fixes it.
Signed-off-by: default avatarAndrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 17aafcc6
...@@ -133,18 +133,18 @@ struct dvb_frontend *tda826x_attach(struct dvb_frontend *fe, int addr, struct i2 ...@@ -133,18 +133,18 @@ struct dvb_frontend *tda826x_attach(struct dvb_frontend *fe, int addr, struct i2
{ {
struct tda826x_priv *priv = NULL; struct tda826x_priv *priv = NULL;
u8 b1 [] = { 0, 0 }; u8 b1 [] = { 0, 0 };
struct i2c_msg msg [] = { { .addr = addr, .flags = I2C_M_RD, .buf = b1, .len = 2 } }; struct i2c_msg msg = { .addr = addr, .flags = I2C_M_RD, .buf = b1, .len = 2 };
int ret; int ret;
dprintk("%s:\n", __FUNCTION__); dprintk("%s:\n", __FUNCTION__);
if (fe->ops.i2c_gate_ctrl) if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1); fe->ops.i2c_gate_ctrl(fe, 1);
ret = i2c_transfer (i2c, msg, 1); ret = i2c_transfer (i2c, &msg, 1);
if (fe->ops.i2c_gate_ctrl) if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0); fe->ops.i2c_gate_ctrl(fe, 0);
if (ret != 2) if (ret != 1)
return NULL; return NULL;
if (!(b1[1] & 0x80)) if (!(b1[1] & 0x80))
return NULL; return NULL;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment