diff options
| author | Jonathan Corbet <corbet@lwn.net> | 2011-06-11 14:46:48 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-07-27 17:53:01 -0300 |
| commit | 595a93a47a3b7dc1be84160fbd73b1406074f411 (patch) | |
| tree | a39b1ced0360d377fe7f4d167a2116e9b87cde88 /drivers/media/video | |
| parent | 1c68f889c3287bd9beedd23164804e7e09c6566b (diff) | |
[media] marvell-cam: Allocate the i2c adapter in the platform driver
The upcoming mmp-camera driver will need an i2c_adapter structure allocated
externally, so change the core adapter to a pointer and require the
platform code to fill it in.
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
| -rw-r--r-- | drivers/media/video/marvell-ccic/cafe-driver.c | 9 | ||||
| -rw-r--r-- | drivers/media/video/marvell-ccic/mcam-core.c | 2 | ||||
| -rw-r--r-- | drivers/media/video/marvell-ccic/mcam-core.h | 2 |
3 files changed, 9 insertions, 4 deletions
diff --git a/drivers/media/video/marvell-ccic/cafe-driver.c b/drivers/media/video/marvell-ccic/cafe-driver.c index 3dbc7e55499d..6a29cc1c45a5 100644 --- a/drivers/media/video/marvell-ccic/cafe-driver.c +++ b/drivers/media/video/marvell-ccic/cafe-driver.c @@ -334,9 +334,13 @@ static struct i2c_algorithm cafe_smbus_algo = { static int cafe_smbus_setup(struct cafe_camera *cam) { - struct i2c_adapter *adap = &cam->mcam.i2c_adapter; + struct i2c_adapter *adap; int ret; + adap = kzalloc(sizeof(*adap), GFP_KERNEL); + if (adap == NULL) + return -ENOMEM; + cam->mcam.i2c_adapter = adap; cafe_smbus_enable_irq(cam); adap->owner = THIS_MODULE; adap->algo = &cafe_smbus_algo; @@ -351,7 +355,8 @@ static int cafe_smbus_setup(struct cafe_camera *cam) static void cafe_smbus_shutdown(struct cafe_camera *cam) { - i2c_del_adapter(&cam->mcam.i2c_adapter); + i2c_del_adapter(cam->mcam.i2c_adapter); + kfree(cam->mcam.i2c_adapter); } diff --git a/drivers/media/video/marvell-ccic/mcam-core.c b/drivers/media/video/marvell-ccic/mcam-core.c index d5f18a300094..014b70b5a9b8 100644 --- a/drivers/media/video/marvell-ccic/mcam-core.c +++ b/drivers/media/video/marvell-ccic/mcam-core.c @@ -1581,7 +1581,7 @@ int mccic_register(struct mcam_camera *cam) sensor_cfg.use_smbus = cam->use_smbus; cam->sensor_addr = ov7670_info.addr; cam->sensor = v4l2_i2c_new_subdev_board(&cam->v4l2_dev, - &cam->i2c_adapter, &ov7670_info, NULL); + cam->i2c_adapter, &ov7670_info, NULL); if (cam->sensor == NULL) { ret = -ENODEV; goto out_unregister; diff --git a/drivers/media/video/marvell-ccic/mcam-core.h b/drivers/media/video/marvell-ccic/mcam-core.h index e8a7de05100b..5effa8203412 100644 --- a/drivers/media/video/marvell-ccic/mcam-core.h +++ b/drivers/media/video/marvell-ccic/mcam-core.h @@ -37,7 +37,7 @@ struct mcam_camera { * These fields should be set by the platform code prior to * calling mcam_register(). */ - struct i2c_adapter i2c_adapter; + struct i2c_adapter *i2c_adapter; unsigned char __iomem *regs; spinlock_t dev_lock; struct device *dev; /* For messages, dma alloc */ |