diff options
Diffstat (limited to 'linux/drivers/media/video/cx25840')
| -rw-r--r-- | linux/drivers/media/video/cx25840/cx25840-core.c | 21 | ||||
| -rw-r--r-- | linux/drivers/media/video/cx25840/cx25840-core.h | 1 |
2 files changed, 17 insertions, 5 deletions
diff --git a/linux/drivers/media/video/cx25840/cx25840-core.c b/linux/drivers/media/video/cx25840/cx25840-core.c index 9d40a2b95..77aca112c 100644 --- a/linux/drivers/media/video/cx25840/cx25840-core.c +++ b/linux/drivers/media/video/cx25840/cx25840-core.c @@ -636,6 +636,22 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, struct v4l2_tuner *vt = arg; struct v4l2_routing *route = arg; + /* ignore these commands */ + switch (cmd) { + case TUNER_SET_TYPE_ADDR: + return 0; + } + + if (!state->is_initialized) { + v4l_dbg(1, cx25840_debug, client, "cmd %08x triggered fw load\n", cmd); + /* initialize on first use */ + state->is_initialized = 1; + if (state->is_cx25836) + cx25836_initialize(client); + else + cx25840_initialize(client, 1); + } + switch (cmd) { #ifdef CONFIG_VIDEO_ADV_DEBUG /* ioctls to allow direct access to the @@ -927,11 +943,6 @@ static int cx25840_detect_client(struct i2c_adapter *adapter, int address, i2c_attach_client(client); - if (state->is_cx25836) - cx25836_initialize(client); - else - cx25840_initialize(client, 1); - #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) MOD_INC_USE_COUNT; #endif diff --git a/linux/drivers/media/video/cx25840/cx25840-core.h b/linux/drivers/media/video/cx25840/cx25840-core.h index bcb624124..8b235175e 100644 --- a/linux/drivers/media/video/cx25840/cx25840-core.h +++ b/linux/drivers/media/video/cx25840/cx25840-core.h @@ -47,6 +47,7 @@ struct cx25840_state { u32 id; u32 rev; int is_cx25836; + int is_initialized; }; /* ----------------------------------------------------------------------- */ |