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authorJean-Francois Moine <moinejf@free.fr>2008-09-03 16:48:04 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-09-03 18:36:52 -0300
commit9c5f70f248ccce6d943904e6da687c6ec062f072 (patch)
treebe0bc1967dcbe919abe996fb2c4d08d5b09612db /drivers/media/video/gspca/sonixj.c
parent759aa3c21ebbab6cc00fc4aebd09b3a7d63715d1 (diff)
V4L/DVB (8713): gspca: Bad color control again in sonixj.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/sonixj.c')
-rw-r--r--drivers/media/video/gspca/sonixj.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c
index 6673a3edf19..19c9791309e 100644
--- a/drivers/media/video/gspca/sonixj.c
+++ b/drivers/media/video/gspca/sonixj.c
@@ -108,9 +108,9 @@ static struct ctrl sd_ctrls[] = {
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Color",
.minimum = 0,
- .maximum = 255,
+ .maximum = 64,
.step = 1,
-#define COLOR_DEF 127
+#define COLOR_DEF 32
.default_value = COLOR_DEF,
},
.set = sd_setcolors,
@@ -1132,17 +1132,18 @@ static void setcontrast(struct gspca_dev *gspca_dev)
static void setcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- __u8 data;
- int colour;
+ __u8 blue, red;
- colour = sd->colors - 128;
- if (colour > 0) {
- data = (colour + 32) & 0x7f; /* blue */
- reg_w1(gspca_dev, 0x06, data);
+ if (sd->colors >= 32) {
+ red = 32 + (sd->colors - 32) / 2;
+ blue = 64 - sd->colors;
} else {
- data = (-colour + 32) & 0x7f; /* red */
- reg_w1(gspca_dev, 0x05, data);
+ red = sd->colors;
+ blue = 32 + (32 - sd->colors) / 2;
}
+ reg_w1(gspca_dev, 0x05, red);
+/* reg_w1(gspca_dev, 0x07, 32); */
+ reg_w1(gspca_dev, 0x06, blue);
}
static void setautogain(struct gspca_dev *gspca_dev)