diff options
| author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2008-12-18 11:05:49 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:40:15 -0200 |
| commit | aeabc882a3ad9a320783815e0446b12526fd2102 (patch) | |
| tree | c4152a91aebf18985c7f0e1fb9ab769fd086ac86 | |
| parent | 2d425131d2c44228c4390d2d48d302f3e122bc49 (diff) | |
V4L/DVB (10068): Change device ID selection method on ov772x driver
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/ov772x.c | 27 | ||||
| -rw-r--r-- | include/media/v4l2-chip-ident.h | 2 |
2 files changed, 22 insertions, 7 deletions
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c index a2d51e27e48..305befab894 100644 --- a/drivers/media/video/ov772x.c +++ b/drivers/media/video/ov772x.c @@ -346,6 +346,12 @@ #define OP_SWAP_RGB 0x00000002 /* + * ID + */ +#define OV7720 0x7720 +#define VERSION(pid, ver) ((pid<<8)|(ver&0xFF)) + +/* * struct */ struct regval_list { @@ -374,6 +380,7 @@ struct ov772x_priv { struct soc_camera_device icd; const struct ov772x_color_format *fmt; const struct ov772x_win_size *win; + int model; }; #define ENDMARKER { 0xff, 0xff } @@ -702,7 +709,9 @@ static unsigned long ov772x_query_bus_param(struct soc_camera_device *icd) static int ov772x_get_chip_id(struct soc_camera_device *icd, struct v4l2_chip_ident *id) { - id->ident = V4L2_IDENT_OV772X; + struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); + + id->ident = priv->model; id->revision = 0; return 0; @@ -796,6 +805,7 @@ static int ov772x_video_probe(struct soc_camera_device *icd) { struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); u8 pid, ver; + const char *devname; /* * We must have a parent by now. And it cannot be a wrong one. @@ -822,15 +832,21 @@ static int ov772x_video_probe(struct soc_camera_device *icd) */ pid = i2c_smbus_read_byte_data(priv->client, PID); ver = i2c_smbus_read_byte_data(priv->client, VER); - if (pid != 0x77 || - ver != 0x21) { + + switch (VERSION(pid, ver)) { + case OV7720: + devname = "ov7720"; + priv->model = V4L2_IDENT_OV7720; + break; + default: dev_err(&icd->dev, "Product ID error %x:%x\n", pid, ver); return -ENODEV; } dev_info(&icd->dev, - "ov772x Product ID %0x:%0x Manufacturer ID %x:%x\n", + "%s Product ID %0x:%0x Manufacturer ID %x:%x\n", + devname, pid, ver, i2c_smbus_read_byte_data(priv->client, MIDH), @@ -921,7 +937,7 @@ static int ov772x_remove(struct i2c_client *client) } static const struct i2c_device_id ov772x_id[] = { - {"ov772x", 0}, + { "ov772x", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, ov772x_id); @@ -941,7 +957,6 @@ static struct i2c_driver ov772x_i2c_driver = { static int __init ov772x_module_init(void) { - printk(KERN_INFO "ov772x driver\n"); return i2c_add_driver(&ov772x_i2c_driver); } diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h index e3e5b53931d..56974e689a4 100644 --- a/include/media/v4l2-chip-ident.h +++ b/include/media/v4l2-chip-ident.h @@ -60,7 +60,7 @@ enum { /* OmniVision sensors: reserved range 250-299 */ V4L2_IDENT_OV7670 = 250, - V4L2_IDENT_OV772X = 251, + V4L2_IDENT_OV7720 = 251, /* Conexant MPEG encoder/decoders: reserved range 410-420 */ V4L2_IDENT_CX23415 = 415, |