diff options
Diffstat (limited to 'drivers/media/video/usbvision/usbvision-i2c.c')
| -rw-r--r-- | drivers/media/video/usbvision/usbvision-i2c.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/drivers/media/video/usbvision/usbvision-i2c.c b/drivers/media/video/usbvision/usbvision-i2c.c index 9540bd048345..efcd25bc1615 100644 --- a/drivers/media/video/usbvision/usbvision-i2c.c +++ b/drivers/media/video/usbvision/usbvision-i2c.c @@ -58,7 +58,6 @@ static int usbvision_i2c_read(void *data, unsigned char addr, char *buf, static inline int try_write_address(struct i2c_adapter *i2c_adap, unsigned char addr, int retries) { - struct i2c_algo_usb_data *adap = i2c_adap->algo_data; void *data; int i, ret = -1; char buf[4]; @@ -69,10 +68,10 @@ static inline int try_write_address(struct i2c_adapter *i2c_adap, ret = (usbvision_i2c_write(data, addr, buf, 1)); if (ret == 1) break; /* success! */ - udelay(5 /*adap->udelay */ ); + udelay(5); if (i == retries) /* no success */ break; - udelay(adap->udelay); + udelay(10); } if (i) { PDEBUG(DBG_ALGO,"Needed %d retries for address %#2x", i, addr); @@ -84,7 +83,6 @@ static inline int try_write_address(struct i2c_adapter *i2c_adap, static inline int try_read_address(struct i2c_adapter *i2c_adap, unsigned char addr, int retries) { - struct i2c_algo_usb_data *adap = i2c_adap->algo_data; void *data; int i, ret = -1; char buf[4]; @@ -94,10 +92,10 @@ static inline int try_read_address(struct i2c_adapter *i2c_adap, ret = (usbvision_i2c_read(data, addr, buf, 1)); if (ret == 1) break; /* success! */ - udelay(5 /*adap->udelay */ ); + udelay(5); if (i == retries) /* no success */ break; - udelay(adap->udelay); + udelay(10); } if (i) { PDEBUG(DBG_ALGO,"Needed %d retries for address %#2x", i, addr); @@ -248,15 +246,12 @@ int usbvision_i2c_usb_del_bus(struct i2c_adapter *adap) /* usbvision specific I2C functions */ /* ----------------------------------------------------------------------- */ static struct i2c_adapter i2c_adap_template; -static struct i2c_algo_usb_data i2c_algo_template; static struct i2c_client i2c_client_template; int usbvision_init_i2c(struct usb_usbvision *usbvision) { memcpy(&usbvision->i2c_adap, &i2c_adap_template, sizeof(struct i2c_adapter)); - memcpy(&usbvision->i2c_algo, &i2c_algo_template, - sizeof(struct i2c_algo_usb_data)); memcpy(&usbvision->i2c_client, &i2c_client_template, sizeof(struct i2c_client)); @@ -266,9 +261,7 @@ int usbvision_init_i2c(struct usb_usbvision *usbvision) i2c_set_adapdata(&usbvision->i2c_adap, usbvision); i2c_set_clientdata(&usbvision->i2c_client, usbvision); - i2c_set_algo_usb_data(&usbvision->i2c_algo, usbvision); - usbvision->i2c_adap.algo_data = &usbvision->i2c_algo; usbvision->i2c_client.adapter = &usbvision->i2c_adap; if (usbvision_write_reg(usbvision, USBVISION_SER_MODE, USBVISION_IIC_LRNACK) < 0) { @@ -297,7 +290,6 @@ int usbvision_init_i2c(struct usb_usbvision *usbvision) void call_i2c_clients(struct usb_usbvision *usbvision, unsigned int cmd, void *arg) { - BUG_ON(NULL == usbvision->i2c_adap.algo_data); i2c_clients_command(&usbvision->i2c_adap, cmd, arg); } @@ -531,21 +523,10 @@ static int usbvision_i2c_read(void *data, unsigned char addr, char *buf, return rdcount; } -static struct i2c_algo_usb_data i2c_algo_template = { - .data = NULL, - .inb = usbvision_i2c_read, - .outb = usbvision_i2c_write, - .udelay = 10, - .mdelay = 10, - .timeout = 100, -}; - static struct i2c_adapter i2c_adap_template = { .owner = THIS_MODULE, .name = "usbvision", .id = I2C_HW_B_BT848, /* FIXME */ - .algo = NULL, - .algo_data = NULL, .client_register = attach_inform, .client_unregister = detach_inform, #ifdef I2C_ADAP_CLASS_TV_ANALOG |