diff options
Diffstat (limited to 'drivers/media/video/tuner-i2c.h')
| -rw-r--r-- | drivers/media/video/tuner-i2c.h | 57 |
1 files changed, 37 insertions, 20 deletions
diff --git a/drivers/media/video/tuner-i2c.h b/drivers/media/video/tuner-i2c.h index 159019ec3373..de52e8ffd347 100644 --- a/drivers/media/video/tuner-i2c.h +++ b/drivers/media/video/tuner-i2c.h @@ -46,25 +46,42 @@ static inline int tuner_i2c_xfer_recv(struct tuner_i2c_props *props, char *buf, return (ret == 1) ? len : ret; } -#ifndef __TUNER_DRIVER_H__ -#define tuner_warn(fmt, arg...) do {\ - printk(KERN_WARNING PREFIX "%d-%04x: " fmt, \ - i2c_adapter_id(priv->i2c_props.adap), priv->i2c_props.addr , ##arg); } while (0) -#define tuner_info(fmt, arg...) do {\ - printk(KERN_INFO PREFIX "%d-%04x: " fmt, \ - i2c_adapter_id(priv->i2c_props.adap), priv->i2c_props.addr , ##arg); } while (0) -#define tuner_dbg(fmt, arg...) do {\ - if ((debug)) \ - printk(KERN_DEBUG PREFIX "%d-%04x: " fmt, \ - i2c_adapter_id(priv->i2c_props.adap), priv->i2c_props.addr , ##arg); } while (0) -#endif /* __TUNER_DRIVER_H__ */ +static inline int tuner_i2c_xfer_send_recv(struct tuner_i2c_props *props, + char *obuf, int olen, + char *ibuf, int ilen) +{ + struct i2c_msg msg[2] = { { .addr = props->addr, .flags = 0, + .buf = obuf, .len = olen }, + { .addr = props->addr, .flags = I2C_M_RD, + .buf = ibuf, .len = ilen } }; + int ret = i2c_transfer(props->adap, msg, 2); -#endif /* __TUNER_I2C_H__ */ + return (ret == 2) ? ilen : ret; +} -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * --------------------------------------------------------------------------- - * Local variables: - * c-basic-offset: 8 - * End: - */ +#define tuner_warn(fmt, arg...) do { \ + printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, \ + i2c_adapter_id(priv->i2c_props.adap), \ + priv->i2c_props.addr, ##arg); \ + } while (0) + +#define tuner_info(fmt, arg...) do { \ + printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX, \ + i2c_adapter_id(priv->i2c_props.adap), \ + priv->i2c_props.addr , ##arg); \ + } while (0) + +#define tuner_err(fmt, arg...) do { \ + printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX, \ + i2c_adapter_id(priv->i2c_props.adap), \ + priv->i2c_props.addr , ##arg); \ + } while (0) + +#define tuner_dbg(fmt, arg...) do { \ + if ((debug)) \ + printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX, \ + i2c_adapter_id(priv->i2c_props.adap), \ + priv->i2c_props.addr , ##arg); \ + } while (0) + +#endif /* __TUNER_I2C_H__ */ |