From 780287061b844aa44833b3e7d1a6b760e7aff2f6 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 2 Sep 2009 09:55:16 -0300 Subject: [PATCH] V4L/DVB (12626): gspca_mr97310a: Allow overriding of detected sensor type gspca_mr97310a: Allow overriding of detected sensor type Signed-off-by: Hans de Goede Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/mr97310a.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/media/video/gspca/mr97310a.c b/drivers/media/video/gspca/mr97310a.c index 8190a1d4dc8..169cdb65c14 100644 --- a/drivers/media/video/gspca/mr97310a.c +++ b/drivers/media/video/gspca/mr97310a.c @@ -57,6 +57,11 @@ MODULE_AUTHOR("Kyle Guinn ," 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 -- 2.20.1