From d57747f1e738cf1aa4a743ea10e0fb640b502c7d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jean-Fran=C3=A7ois=20Moine?= Date: Thu, 10 Feb 2011 10:15:45 -0300 Subject: [PATCH] [media] gspca - ov534: Add saturation control for ov767x MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Jean-François Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/ov534.c | 37 +++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c index 8dada2b745bc..0c6369b7fe18 100644 --- a/drivers/media/video/gspca/ov534.c +++ b/drivers/media/video/gspca/ov534.c @@ -61,6 +61,7 @@ enum e_ctrl { SHARPNESS, HFLIP, VFLIP, + COLORS, LIGHTFREQ, NCTRLS /* number of controls */ }; @@ -93,6 +94,7 @@ static void setawb(struct gspca_dev *gspca_dev); static void setaec(struct gspca_dev *gspca_dev); static void setsharpness(struct gspca_dev *gspca_dev); static void sethvflip(struct gspca_dev *gspca_dev); +static void setcolors(struct gspca_dev *gspca_dev); static void setlightfreq(struct gspca_dev *gspca_dev); static int sd_start(struct gspca_dev *gspca_dev); @@ -219,6 +221,18 @@ static const struct ctrl sd_ctrls[] = { }, .set_control = sethvflip }, +[COLORS] = { + { + .id = V4L2_CID_SATURATION, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Saturation", + .minimum = 0, + .maximum = 6, + .step = 1, + .default_value = 3, + }, + .set_control = setcolors + }, [LIGHTFREQ] = { { .id = V4L2_CID_POWER_LINE_FREQUENCY, @@ -1116,6 +1130,26 @@ static void sethvflip(struct gspca_dev *gspca_dev) } } +static void setcolors(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + u8 val; + int i; + static u8 color_tb[][6] = { + {0x42, 0x42, 0x00, 0x11, 0x30, 0x41}, + {0x52, 0x52, 0x00, 0x16, 0x3c, 0x52}, + {0x66, 0x66, 0x00, 0x1b, 0x4b, 0x66}, + {0x80, 0x80, 0x00, 0x22, 0x5e, 0x80}, + {0x9a, 0x9a, 0x00, 0x29, 0x71, 0x9a}, + {0xb8, 0xb8, 0x00, 0x31, 0x87, 0xb8}, + {0xdd, 0xdd, 0x00, 0x3b, 0xa2, 0xdd}, + }; + + val = sd->ctrls[COLORS].val; + for (i = 0; i < ARRAY_SIZE(color_tb[0]); i++) + sccb_reg_write(gspca_dev, 0x4f + i, color_tb[val][i]); +} + static void setlightfreq(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; @@ -1207,6 +1241,7 @@ static int sd_init(struct gspca_dev *gspca_dev) gspca_dev->cam.nmodes = ARRAY_SIZE(ov767x_mode); } else { sd->sensor = SENSOR_OV772x; + gspca_dev->ctrl_dis = (1 << COLORS); gspca_dev->cam.bulk = 1; gspca_dev->cam.bulk_size = 16384; gspca_dev->cam.bulk_nurbs = 2; @@ -1277,6 +1312,8 @@ static int sd_start(struct gspca_dev *gspca_dev) if (!(gspca_dev->ctrl_dis & (1 << SHARPNESS))) setsharpness(gspca_dev); sethvflip(gspca_dev); + if (!(gspca_dev->ctrl_dis & (1 << COLORS))) + setcolors(gspca_dev); setlightfreq(gspca_dev); ov534_set_led(gspca_dev, 1); -- 2.20.1