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| author | Jean-François Moine <moinejf@free.fr> | 2010-11-11 08:27:24 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-12-29 08:16:41 -0200 |
| commit | 7bbe6b8d1f63c2f7482c93d8cd986b1774e6436d (patch) | |
| tree | 45edc75d50ebcddd835c9aa6448ac96e2bda99a0 | |
| parent | d6fa66384b38165126ce2866b4bdff756c6fc761 (diff) | |
| download | linux-7bbe6b8d1f63c2f7482c93d8cd986b1774e6436d.tar.gz linux-7bbe6b8d1f63c2f7482c93d8cd986b1774e6436d.tar.bz2 linux-7bbe6b8d1f63c2f7482c93d8cd986b1774e6436d.zip | |
[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>
| -rw-r--r-- | drivers/media/video/gspca/ov519.c | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c index d73e1c75541b..5da1a4e3737d 100644 --- a/drivers/media/video/gspca/ov519.c +++ b/drivers/media/video/gspca/ov519.c @@ -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 */ |