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authorHans Verkuil <hverkuil@xs4all.nl>2007-09-14 04:58:31 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:01:26 -0200
commit2b14e0314631bac6388c4501f3103ab5af22c0f0 (patch)
tree73260e1fe18d893e0e697b7e5a1f5773f0e3a604
parent266669776c12b92bab6e0bba4b3124ae920df194 (diff)
V4L/DVB (6463): upd64031a: convert to bus-based I2C API
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
-rw-r--r--drivers/media/video/upd64031a.c69
1 files changed, 12 insertions, 57 deletions
diff --git a/drivers/media/video/upd64031a.c b/drivers/media/video/upd64031a.c
index 0b2a961efd2..b060ce34071 100644
--- a/drivers/media/video/upd64031a.c
+++ b/drivers/media/video/upd64031a.c
@@ -28,6 +28,7 @@
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-i2c-drv-legacy.h>
#include <media/upd64031a.h>
// --------------------- read registers functions define -----------------------
@@ -193,32 +194,18 @@ static int upd64031a_command(struct i2c_client *client, unsigned int cmd, void *
/* i2c implementation */
-static struct i2c_driver i2c_driver;
-
-static int upd64031a_attach(struct i2c_adapter *adapter, int address, int kind)
+static int upd64031a_probe(struct i2c_client *client)
{
- struct i2c_client *client;
struct upd64031a_state *state;
int i;
- if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return 0;
- client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
- if (client == NULL) {
- return -ENOMEM;
- }
-
- client->addr = address;
- client->adapter = adapter;
- client->driver = &i2c_driver;
- snprintf(client->name, sizeof(client->name) - 1, "uPD64031A");
-
- v4l_info(client, "chip found @ 0x%x (%s)\n", address << 1, adapter->name);
+ v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name);
state = kmalloc(sizeof(struct upd64031a_state), GFP_KERNEL);
if (state == NULL) {
- kfree(client);
return -ENOMEM;
}
i2c_set_clientdata(client, state);
@@ -229,54 +216,22 @@ static int upd64031a_attach(struct i2c_adapter *adapter, int address, int kind)
for (i = 0; i < TOT_REGS; i++) {
upd64031a_write(client, i, state->regs[i]);
}
-
- i2c_attach_client(client);
-
return 0;
}
-static int upd64031a_probe(struct i2c_adapter *adapter)
+static int upd64031a_remove(struct i2c_client *client)
{
- if (adapter->class & I2C_CLASS_TV_ANALOG)
- return i2c_probe(adapter, &addr_data, upd64031a_attach);
- return 0;
-}
-
-static int upd64031a_detach(struct i2c_client *client)
-{
- int err;
-
- err = i2c_detach_client(client);
- if (err)
- return err;
-
- kfree(client);
+ kfree(i2c_get_clientdata(client));
return 0;
}
/* ----------------------------------------------------------------------- */
-/* i2c implementation */
-static struct i2c_driver i2c_driver = {
- .driver = {
- .name = "upd64031a",
- },
- .id = I2C_DRIVERID_UPD64031A,
- .attach_adapter = upd64031a_probe,
- .detach_client = upd64031a_detach,
+
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+ .name = "upd64031a",
+ .driverid = I2C_DRIVERID_UPD64031A,
.command = upd64031a_command,
+ .probe = upd64031a_probe,
+ .remove = upd64031a_remove,
};
-
-
-static int __init upd64031a_init_module(void)
-{
- return i2c_add_driver(&i2c_driver);
-}
-
-static void __exit upd64031a_exit_module(void)
-{
- i2c_del_driver(&i2c_driver);
-}
-
-module_init(upd64031a_init_module);
-module_exit(upd64031a_exit_module);