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V4L/DVB (12626): gspca_mr97310a: Allow overriding of detected sensor type

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gspca_mr97310a: Allow overriding of detected sensor type

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans de Goede 2009-09-02 09:55:16 -03:00 committed by Mauro Carvalho Chehab
parent 1e3c1f7695
commit 780287061b
1 changed files with 17 additions and 0 deletions
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17
drivers/media/video/gspca/mr97310a.c
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@ -57,6 +57,11 @@ MODULE_AUTHOR("Kyle Guinn <elyk03@gmail.com>,"
MODULE_DESCRIPTION("GSPCA/Mars-Semi MR97310A USB Camera Driver");
MODULE_LICENSE("GPL");
/* global parameters */
int force_sensor_type = -1;
module_param(force_sensor_type, int, 0644);
MODULE_PARM_DESC(force_sensor_type, "Force sensor type (-1 (auto), 0 or 1)");
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
@ -401,6 +406,12 @@ static int sd_config(struct gspca_dev *gspca_dev,
PDEBUG(D_PROBE, "MR97310A CIF camera detected, sensor: %d",
sd->sensor_type);
if (force_sensor_type != -1) {
sd->sensor_type = !! force_sensor_type;
PDEBUG(D_PROBE, "Forcing sensor type to: %d",
sd->sensor_type);
}
if (sd->sensor_type == 0)
gspca_dev->ctrl_dis = (1 << BRIGHTNESS_IDX);
} else {
@ -606,6 +617,12 @@ static int start_vga_cam(struct gspca_dev *gspca_dev)
msleep(200);
}
if (force_sensor_type != -1) {
sd->sensor_type = !! force_sensor_type;
PDEBUG(D_PROBE, "Forcing sensor type to: %d",
sd->sensor_type);
}
/*
* Known VGA cameras.
* This test is only run if the previous test returned 0x30, but