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[media] gspca - ov519: Define the sensor types in an enum 

This patch also checks if the sensor is well detected at connection time.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jean-François Moine 2010-11-11 08:27:24 -03:00 committed by Mauro Carvalho Chehab
parent d6fa66384b
commit 7bbe6b8d1f
1 changed files with 21 additions and 16 deletions
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37
drivers/media/video/gspca/ov519.c
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@ -107,21 +107,7 @@ struct sd {
u8 frame_rate; /* current Framerate */
u8 clockdiv; /* clockdiv override */
u8 sensor; /* Type of image sensor chip (SEN_*) */
#define SEN_UNKNOWN 0
#define SEN_OV2610 1
#define SEN_OV3610 2
#define SEN_OV6620 3
#define SEN_OV6630 4
#define SEN_OV66308AF 5
#define SEN_OV7610 6
#define SEN_OV7620 7
#define SEN_OV7620AE 8
#define SEN_OV7640 9
#define SEN_OV7648 10
#define SEN_OV7670 11
#define SEN_OV76BE 12
#define SEN_OV8610 13
s8 sensor; /* Type of image sensor chip (SEN_*) */
u8 sensor_addr;
u16 sensor_width;
@ -130,6 +116,21 @@ struct sd {
u8 jpeg_hdr[JPEG_HDR_SZ];
};
enum sensors {
SEN_OV2610,
SEN_OV3610,
SEN_OV6620,
SEN_OV6630,
SEN_OV66308AF,
SEN_OV7610,
SEN_OV7620,
SEN_OV7620AE,
SEN_OV7640,
SEN_OV7648,
SEN_OV7670,
SEN_OV76BE,
SEN_OV8610,
};
/* Note this is a bit of a hack, but the w9968cf driver needs the code for all
the ov sensors which is already present here. When we have the time we
@ -3010,6 +3011,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
/* The OV519 must be more aggressive about sensor detection since
* I2C write will never fail if the sensor is not present. We have
* to try to initialize the sensor to detect its presence */
sd->sensor = -1;
/* Test for 76xx */
if (init_ov_sensor(sd, OV7xx0_SID) >= 0) {
@ -3040,6 +3042,9 @@ static int sd_config(struct gspca_dev *gspca_dev,
goto error;
}
if (sd->sensor < 0)
goto error;
switch (sd->bridge) {
case BRIDGE_OV511:
case BRIDGE_OV511PLUS:
@ -3117,7 +3122,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
return 0;
error:
PDEBUG(D_ERR, "OV519 Config failed");
return -EBUSY;
return -EINVAL;
}
/* this function is called at probe and resume time */