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| author | Michael Krufky <mkrufky@linuxtv.org> | 2007-06-04 14:40:27 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-07-18 14:23:54 -0300 |
| commit | be2b85a13543bbaf1a141b3a54f84c1e3b059e69 (patch) | |
| tree | 9f44d2aa513237b5baab578a51f66a4d2e731b6c | |
| parent | 9ee476a56c3ee119a02b6823659f5698b1241f04 (diff) | |
| download | op-kernel-dev-be2b85a13543bbaf1a141b3a54f84c1e3b059e69.zip op-kernel-dev-be2b85a13543bbaf1a141b3a54f84c1e3b059e69.tar.gz | |
V4L/DVB (5741): Tuner: add release callback
Individual tuner drivers are now allocating memory themselves for
their own private data structures. This changeset adds a release
callback to the tuner operations, so that newer drivers that may
require more complex data structures may release this private data
themselves.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/video/tuner-core.c | 5 | ||||
| -rw-r--r-- | include/media/tuner.h | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index 4369f6d..0e71a22 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -178,8 +178,11 @@ static void set_type(struct i2c_client *c, unsigned int type, } /* discard private data, in case set_type() was previously called */ + if (t->release) + t->release(c); kfree(t->priv); t->priv = NULL; + switch (t->type) { case TUNER_MT2032: microtune_init(c); @@ -561,6 +564,8 @@ static int tuner_detach(struct i2c_client *client) return err; } + if (t->release) + t->release(client); kfree(t->priv); kfree(t); return 0; diff --git a/include/media/tuner.h b/include/media/tuner.h index b901373..da821a02 100644 --- a/include/media/tuner.h +++ b/include/media/tuner.h @@ -215,6 +215,7 @@ struct tuner { int (*get_afc)(struct i2c_client *c); void (*tuner_status)(struct i2c_client *c); void (*standby)(struct i2c_client *c); + void (*release)(struct i2c_client *c); }; extern unsigned const int tuner_count; |
