From 45d809431daaa3ab01f877388d09676d05b469be Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sat, 7 Feb 2009 07:38:12 -0300 Subject: [PATCH] V4L/DVB (10497): saa7146: i2c adapdata now points to v4l2_device. Prepare for converting to v4l2_subdev. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/common/saa7146_core.c | 2 +- drivers/media/common/saa7146_i2c.c | 5 +++-- include/media/saa7146.h | 5 +++++ 3 files changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/media/common/saa7146_core.c b/drivers/media/common/saa7146_core.c index 961ad16e1d6f..a123844eb656 100644 --- a/drivers/media/common/saa7146_core.c +++ b/drivers/media/common/saa7146_core.c @@ -516,7 +516,7 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent static void saa7146_remove_one(struct pci_dev *pdev) { struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev); - struct saa7146_dev *dev = container_of(v4l2_dev, struct saa7146_dev, v4l2_dev); + struct saa7146_dev *dev = to_saa7146_dev(v4l2_dev); struct { void *addr; dma_addr_t dma; diff --git a/drivers/media/common/saa7146_i2c.c b/drivers/media/common/saa7146_i2c.c index c11da4d09cd0..1b64074a92da 100644 --- a/drivers/media/common/saa7146_i2c.c +++ b/drivers/media/common/saa7146_i2c.c @@ -390,7 +390,8 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m /* utility functions */ static int saa7146_i2c_xfer(struct i2c_adapter* adapter, struct i2c_msg *msg, int num) { - struct saa7146_dev* dev = i2c_get_adapdata(adapter); + struct v4l2_device *v4l2_dev = i2c_get_adapdata(adapter); + struct saa7146_dev *dev = to_saa7146_dev(v4l2_dev); /* use helper function to transfer data */ return saa7146_i2c_transfer(dev, msg, num, adapter->retries); @@ -419,7 +420,7 @@ int saa7146_i2c_adapter_prepare(struct saa7146_dev *dev, struct i2c_adapter *i2c if( NULL != i2c_adapter ) { BUG_ON(!i2c_adapter->class); - i2c_set_adapdata(i2c_adapter,dev); + i2c_set_adapdata(i2c_adapter, &dev->v4l2_dev); i2c_adapter->dev.parent = &dev->pci->dev; i2c_adapter->algo = &saa7146_algo; i2c_adapter->algo_data = NULL; diff --git a/include/media/saa7146.h b/include/media/saa7146.h index b9dfeeb26fae..fff4235adae5 100644 --- a/include/media/saa7146.h +++ b/include/media/saa7146.h @@ -148,6 +148,11 @@ struct saa7146_dev struct saa7146_dma d_rps1; }; +static inline struct saa7146_dev *to_saa7146_dev(struct v4l2_device *v4l2_dev) +{ + return container_of(v4l2_dev, struct saa7146_dev, v4l2_dev); +} + /* from saa7146_i2c.c */ int saa7146_i2c_adapter_prepare(struct saa7146_dev *dev, struct i2c_adapter *i2c_adapter, u32 bitrate); -- GitLab