diff options
| -rw-r--r-- | drivers/media/video/cx25840/cx25840-firmware.c | 49 |
1 files changed, 2 insertions, 47 deletions
diff --git a/drivers/media/video/cx25840/cx25840-firmware.c b/drivers/media/video/cx25840/cx25840-firmware.c index f59ced181c55..1958d4016ea1 100644 --- a/drivers/media/video/cx25840/cx25840-firmware.c +++ b/drivers/media/video/cx25840/cx25840-firmware.c @@ -39,29 +39,12 @@ #define FWDEV(x) &((x)->adapter->dev) -static int fastfw = 1; static char *firmware = FWFILE; -module_param(fastfw, bool, 0444); module_param(firmware, charp, 0444); -MODULE_PARM_DESC(fastfw, "Load firmware fast [0=100MHz 1=333MHz (default)]"); MODULE_PARM_DESC(firmware, "Firmware image [default: " FWFILE "]"); -static void set_i2c_delay(struct i2c_client *client, int delay) -{ - struct i2c_algo_bit_data *algod = client->adapter->algo_data; - - /* We aren't guaranteed to be using algo_bit, - * so avoid the null pointer dereference - * and disable the 'fast firmware load' */ - if (algod) { - algod->udelay = delay; - } else { - fastfw = 0; - } -} - static void start_fw_load(struct i2c_client *client) { /* DL_ADDR_LB=0 DL_ADDR_HB=0 */ @@ -71,16 +54,10 @@ static void start_fw_load(struct i2c_client *client) cx25840_write(client, 0x803, 0x0b); /* AUTO_INC_DIS=1 */ cx25840_write(client, 0x000, 0x20); - - if (fastfw) - set_i2c_delay(client, 3); } static void end_fw_load(struct i2c_client *client) { - if (fastfw) - set_i2c_delay(client, 10); - /* AUTO_INC_DIS=0 */ cx25840_write(client, 0x000, 0x00); /* DL_ENABLE=0 */ @@ -107,30 +84,8 @@ static int fw_write(struct i2c_client *client, u8 * data, int size) int sent; if ((sent = i2c_master_send(client, data, size)) < size) { - - if (fastfw) { - v4l_err(client, "333MHz i2c firmware load failed\n"); - fastfw = 0; - set_i2c_delay(client, 10); - - if (sent > 2) { - u16 dl_addr = cx25840_read(client, 0x801) << 8; - dl_addr |= cx25840_read(client, 0x800); - dl_addr -= sent - 2; - cx25840_write(client, 0x801, dl_addr >> 8); - cx25840_write(client, 0x800, dl_addr & 0xff); - } - - if (i2c_master_send(client, data, size) < size) { - v4l_err(client, "100MHz i2c firmware load failed\n"); - return -ENOSYS; - } - - } else { - v4l_err(client, "firmware load i2c failure\n"); - return -ENOSYS; - } - + v4l_err(client, "firmware load i2c failure\n"); + return -ENOSYS; } return 0; |