diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/usbvision/usbvision-i2c.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/media/video/usbvision/usbvision-i2c.c b/drivers/media/video/usbvision/usbvision-i2c.c index 92bf9a1f1e2c..0f3fba7ea6fe 100644 --- a/drivers/media/video/usbvision/usbvision-i2c.c +++ b/drivers/media/video/usbvision/usbvision-i2c.c @@ -50,6 +50,11 @@ MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]"); #define PDEBUG(level, fmt, args...) \ if (i2c_debug & (level)) info("[%s:%d] " fmt, __PRETTY_FUNCTION__, __LINE__ , ## args) +static int usbvision_i2c_write(void *data, unsigned char addr, char *buf, + short len); +static int usbvision_i2c_read(void *data, unsigned char addr, char *buf, + short len); + static inline int try_write_address(struct i2c_adapter *i2c_adap, unsigned char addr, int retries) { @@ -61,7 +66,7 @@ static inline int try_write_address(struct i2c_adapter *i2c_adap, data = i2c_get_adapdata(i2c_adap); buf[0] = 0x00; for (i = 0; i <= retries; i++) { - ret = (adap->outb(data, addr, buf, 1)); + ret = (usbvision_i2c_write(data, addr, buf, 1)); if (ret == 1) break; /* success! */ udelay(5 /*adap->udelay */ ); @@ -86,7 +91,7 @@ static inline int try_read_address(struct i2c_adapter *i2c_adap, data = i2c_get_adapdata(i2c_adap); for (i = 0; i <= retries; i++) { - ret = (adap->inb(data, addr, buf, 1)); + ret = (usbvision_i2c_read(data, addr, buf, 1)); if (ret == 1) break; /* success! */ udelay(5 /*adap->udelay */ ); @@ -153,7 +158,6 @@ static int usb_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msgs[], int num) { struct i2c_msg *pmsg; - struct i2c_algo_usb_data *adap = i2c_adap->algo_data; void *data; int i, ret; unsigned char addr; @@ -170,13 +174,13 @@ usb_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msgs[], int num) if (pmsg->flags & I2C_M_RD) { /* read bytes into buffer */ - ret = (adap->inb(data, addr, pmsg->buf, pmsg->len)); + ret = (usbvision_i2c_read(data, addr, pmsg->buf, pmsg->len)); if (ret < pmsg->len) { return (ret < 0) ? ret : -EREMOTEIO; } } else { /* write bytes from buffer */ - ret = (adap->outb(data, addr, pmsg->buf, pmsg->len)); + ret = (usbvision_i2c_write(data, addr, pmsg->buf, pmsg->len)); if (ret < pmsg->len) { return (ret < 0) ? ret : -EREMOTEIO; } |