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path: root/drivers/media/video/bt832.c
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Diffstat (limited to 'drivers/media/video/bt832.c')
-rw-r--r--drivers/media/video/bt832.c50
1 files changed, 30 insertions, 20 deletions
diff --git a/drivers/media/video/bt832.c b/drivers/media/video/bt832.c
index efe605a113a..9a642c7de54 100644
--- a/drivers/media/video/bt832.c
+++ b/drivers/media/video/bt832.c
@@ -6,7 +6,7 @@
It outputs an 8-bit 4:2:2 YUV or YCrCb video signal which can be directly
connected to bt848/bt878 GPIO pins on this purpose.
(see: VLSI Vision Ltd. www.vvl.co.uk for camera datasheets)
-
+
Supported Cards:
- Pixelview Rev.4E: 0x8a
GPIO 0x400000 toggles Bt832 RESET, and the chip changes to i2c 0x88 !
@@ -31,16 +31,16 @@
#include <linux/errno.h>
#include <linux/slab.h>
-#include "id.h"
-#include "audiochip.h"
+#include <media/audiochip.h>
+#include <media/id.h>
#include "bttv.h"
#include "bt832.h"
MODULE_LICENSE("GPL");
/* Addresses to scan */
-static unsigned short normal_i2c[] = {I2C_CLIENT_END};
-static unsigned short normal_i2c_range[] = {I2C_BT832_ALT1>>1,I2C_BT832_ALT2>>1,I2C_CLIENT_END};
+static unsigned short normal_i2c[] = { I2C_BT832_ALT1>>1, I2C_BT832_ALT2>>1,
+ I2C_CLIENT_END };
I2C_CLIENT_INSMOD;
/* ---------------------------------------------------------------------- */
@@ -95,7 +95,7 @@ int bt832_init(struct i2c_client *i2c_client_s)
buf=kmalloc(65,GFP_KERNEL);
bt832_hexdump(i2c_client_s,buf);
-
+
if(buf[0x40] != 0x31) {
printk("bt832: this i2c chip is no bt832 (id=%02x). Detaching.\n",buf[0x40]);
kfree(buf);
@@ -135,7 +135,7 @@ int bt832_init(struct i2c_client *i2c_client_s)
buf[1]= 0x27 & (~0x01); // Default | !skip
if (2 != (rc = i2c_master_send(i2c_client_s,buf,2)))
printk("bt832: i2c i/o error EO: rc == %d (should be 2)\n",rc);
-
+
bt832_hexdump(i2c_client_s,buf);
#if 0
@@ -168,8 +168,7 @@ int bt832_init(struct i2c_client *i2c_client_s)
-static int bt832_attach(struct i2c_adapter *adap, int addr,
- unsigned short flags, int kind)
+static int bt832_attach(struct i2c_adapter *adap, int addr, int kind)
{
struct bt832 *t;
@@ -184,27 +183,32 @@ static int bt832_attach(struct i2c_adapter *adap, int addr,
return -ENOMEM;
memset(t,0,sizeof(*t));
t->client = client_template;
- t->client.data = t;
+ i2c_set_clientdata(&t->client, t);
i2c_attach_client(&t->client);
if(! bt832_init(&t->client)) {
bt832_detach(&t->client);
return -1;
}
-
+
return 0;
}
static int bt832_probe(struct i2c_adapter *adap)
{
+#ifdef I2C_CLASS_TV_ANALOG
if (adap->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adap, &addr_data, bt832_attach);
+#else
+ if (adap->id == (I2C_ALGO_BIT | I2C_HW_B_BT848))
+ return i2c_probe(adap, &addr_data, bt832_attach);
+#endif
return 0;
}
static int bt832_detach(struct i2c_client *client)
{
- struct bt832 *t = (struct bt832*)client->data;
+ struct bt832 *t = i2c_get_clientdata(client);
printk("bt832: detach.\n");
i2c_detach_client(client);
@@ -215,7 +219,7 @@ static int bt832_detach(struct i2c_client *client)
static int
bt832_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
- struct bt832 *t = (struct bt832*)client->data;
+ struct bt832 *t = i2c_get_clientdata(client);
printk("bt832: command %x\n",cmd);
@@ -249,19 +253,18 @@ static struct i2c_driver driver = {
};
static struct i2c_client client_template =
{
- .name = "bt832",
- .flags = I2C_CLIENT_ALLOW_USE,
- .driver = &driver,
+ I2C_DEVNAME("bt832"),
+ .flags = I2C_CLIENT_ALLOW_USE,
+ .driver = &driver,
};
-int bt832_init_module(void)
+static int __init bt832_init_module(void)
{
- i2c_add_driver(&driver);
- return 0;
+ return i2c_add_driver(&driver);
}
-static void bt832_cleanup_module(void)
+static void __exit bt832_cleanup_module(void)
{
i2c_del_driver(&driver);
}
@@ -269,3 +272,10 @@ static void bt832_cleanup_module(void)
module_init(bt832_init_module);
module_exit(bt832_cleanup_module);
+/*
+ * Overrides for Emacs so that we follow Linus's tabbing style.
+ * ---------------------------------------------------------------------------
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ */