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V4L/DVB (11788): xc5000: cleanup i2c write routines

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Cleanup the i2c write routine, getting rid of a passthrough function with only
one caller

Signed-off-by: Devin Heitmueller <devin.heitmueller@gmail.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Devin Heitmueller 2008-11-16 20:20:06 -03:00 committed by Mauro Carvalho Chehab
parent bdd335636a
commit d7800d4ea9
1 changed files with 8 additions and 16 deletions
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24
drivers/media/common/tuners/xc5000.c
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@ -192,14 +192,19 @@ static struct XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = {
};
static int xc5000_is_firmware_loaded(struct dvb_frontend *fe);
static int xc5000_writeregs(struct xc5000_priv *priv, u8 *buf, u8 len);
static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val);
static int xc5000_TunerReset(struct dvb_frontend *fe);
static int xc_send_i2c_data(struct xc5000_priv *priv, u8 *buf, int len)
{
return xc5000_writeregs(priv, buf, len)
? XC_RESULT_I2C_WRITE_FAILURE : XC_RESULT_SUCCESS;
struct i2c_msg msg = { .addr = priv->i2c_props.addr,
.flags = 0, .buf = buf, .len = len };
if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) {
printk(KERN_ERR "xc5000: I2C write failed (len=%i)\n", len);
return XC_RESULT_I2C_WRITE_FAILURE;
}
return XC_RESULT_SUCCESS;
}
/* This routine is never used because the only time we read data from the
@ -528,19 +533,6 @@ static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val)
return XC_RESULT_SUCCESS;
}
static int xc5000_writeregs(struct xc5000_priv *priv, u8 *buf, u8 len)
{
struct i2c_msg msg = { .addr = priv->i2c_props.addr,
.flags = 0, .buf = buf, .len = len };
if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) {
printk(KERN_ERR "xc5000: I2C write failed (len=%i)\n",
(int)len);
return -EREMOTEIO;
}
return 0;
}
static int xc5000_fwupload(struct dvb_frontend *fe)
{
struct xc5000_priv *priv = fe->tuner_priv;