aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/staging/media/go7007/go7007-driver.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/staging/media/go7007/go7007-driver.c')
-rw-r--r--drivers/staging/media/go7007/go7007-driver.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/staging/media/go7007/go7007-driver.c b/drivers/staging/media/go7007/go7007-driver.c
index ece2dd146487..2dff9b5906b9 100644
--- a/drivers/staging/media/go7007/go7007-driver.c
+++ b/drivers/staging/media/go7007/go7007-driver.c
@@ -173,6 +173,11 @@ static int go7007_init_encoder(struct go7007 *go)
go7007_write_addr(go, 0x3c82, 0x0001);
go7007_write_addr(go, 0x3c80, 0x00fe);
}
+ if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) {
+ /* set GPIO5 to be an output, currently low */
+ go7007_write_addr(go, 0x3c82, 0x0000);
+ go7007_write_addr(go, 0x3c80, 0x00df);
+ }
return 0;
}
@@ -192,17 +197,23 @@ int go7007_reset_encoder(struct go7007 *go)
/*
* Attempt to instantiate an I2C client by ID, probably loading a module.
*/
-static int init_i2c_module(struct i2c_adapter *adapter, const char *type,
- int addr)
+static int init_i2c_module(struct i2c_adapter *adapter, const struct go_i2c *const i2c)
{
struct go7007 *go = i2c_get_adapdata(adapter);
struct v4l2_device *v4l2_dev = &go->v4l2_dev;
+ struct i2c_board_info info;
+
+ memset(&info, 0, sizeof(info));
+ strlcpy(info.type, i2c->type, sizeof(info.type));
+ info.addr = i2c->addr;
- if (v4l2_i2c_new_subdev(v4l2_dev, adapter, type, addr, NULL))
+ if (i2c->id == I2C_DRIVERID_WIS_TW2804)
+ info.flags |= I2C_CLIENT_TEN;
+ if (v4l2_i2c_new_subdev_board(v4l2_dev, adapter, &info, NULL))
return 0;
- printk(KERN_INFO "go7007: probing for module i2c:%s failed\n", type);
- return -1;
+ printk(KERN_INFO "go7007: probing for module i2c:%s failed\n", i2c->type);
+ return -EINVAL;
}
/*
@@ -238,9 +249,7 @@ int go7007_register_encoder(struct go7007 *go)
}
if (go->i2c_adapter_online) {
for (i = 0; i < go->board_info->num_i2c_devs; ++i)
- init_i2c_module(&go->i2c_adapter,
- go->board_info->i2c_devs[i].type,
- go->board_info->i2c_devs[i].addr);
+ init_i2c_module(&go->i2c_adapter, &go->board_info->i2c_devs[i]);
if (go->board_id == GO7007_BOARDID_ADLINK_MPG24)
i2c_clients_command(&go->i2c_adapter,
DECODER_SET_CHANNEL, &go->channel_number);
@@ -571,7 +580,7 @@ struct go7007 *go7007_alloc(struct go7007_board_info *board, struct device *dev)
struct go7007 *go;
int i;
- go = kmalloc(sizeof(struct go7007), GFP_KERNEL);
+ go = kzalloc(sizeof(struct go7007), GFP_KERNEL);
if (go == NULL)
return NULL;
go->dev = dev;