From fba39807ceba3e2aab022fa8c7181a322fe12675 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jean-Fran=C3=A7ois=20Moine?= Date: Sat, 16 Oct 2010 14:12:53 -0300 Subject: [PATCH] [media] gspca - mars: Add illuminator controls 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/mars.c | 80 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) diff --git a/drivers/media/video/gspca/mars.c b/drivers/media/video/gspca/mars.c index adec5be..a81536e 100644 --- a/drivers/media/video/gspca/mars.c +++ b/drivers/media/video/gspca/mars.c @@ -34,6 +34,8 @@ enum e_ctrl { COLORS, GAMMA, SHARPNESS, + ILLUM_TOP, + ILLUM_BOT, NCTRLS /* number of controls */ }; @@ -56,6 +58,8 @@ static void setbrightness(struct gspca_dev *gspca_dev); static void setcolors(struct gspca_dev *gspca_dev); static void setgamma(struct gspca_dev *gspca_dev); static void setsharpness(struct gspca_dev *gspca_dev); +static int sd_setilluminator1(struct gspca_dev *gspca_dev, __s32 val); +static int sd_setilluminator2(struct gspca_dev *gspca_dev, __s32 val); static const struct ctrl sd_ctrls[NCTRLS] = { [BRIGHTNESS] = { @@ -106,6 +110,32 @@ static const struct ctrl sd_ctrls[NCTRLS] = { }, .set_control = setsharpness }, +[ILLUM_TOP] = { + { + .id = V4L2_CID_ILLUMINATORS_1, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Top illuminator", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + .flags = V4L2_CTRL_FLAG_UPDATE, + }, + .set = sd_setilluminator1 + }, +[ILLUM_BOT] = { + { + .id = V4L2_CID_ILLUMINATORS_2, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Bottom illuminator", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + .flags = V4L2_CTRL_FLAG_UPDATE, + }, + .set = sd_setilluminator2 + }, }; static const struct v4l2_pix_format vga_mode[] = { @@ -205,6 +235,20 @@ static void setsharpness(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 2); } +static void setilluminators(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + gspca_dev->usb_buf[0] = 0x22; + if (sd->ctrls[ILLUM_TOP].val) + gspca_dev->usb_buf[1] = 0x76; + else if (sd->ctrls[ILLUM_BOT].val) + gspca_dev->usb_buf[1] = 0x7a; + else + gspca_dev->usb_buf[1] = 0x7e; + reg_w(gspca_dev, 2); +} + /* this function is called at probe time */ static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) @@ -224,6 +268,7 @@ static int sd_config(struct gspca_dev *gspca_dev, /* this function is called at probe and resume time */ static int sd_init(struct gspca_dev *gspca_dev) { + gspca_dev->ctrl_inac = (1 << ILLUM_TOP) | (1 << ILLUM_BOT); return 0; } @@ -319,11 +364,22 @@ static int sd_start(struct gspca_dev *gspca_dev) data[1] = 0x4d; /* ISOC transfering enable... */ reg_w(gspca_dev, 2); + gspca_dev->ctrl_inac = 0; /* activate the illuminator controls */ return gspca_dev->usb_err; } static void sd_stopN(struct gspca_dev *gspca_dev) { + struct sd *sd = (struct sd *) gspca_dev; + + gspca_dev->ctrl_inac = (1 << ILLUM_TOP) | (1 << ILLUM_BOT); + if (sd->ctrls[ILLUM_TOP].val || sd->ctrls[ILLUM_BOT].val) { + sd->ctrls[ILLUM_TOP].val = 0; + sd->ctrls[ILLUM_BOT].val = 0; + setilluminators(gspca_dev); + msleep(20); + } + gspca_dev->usb_buf[0] = 1; gspca_dev->usb_buf[1] = 0; reg_w(gspca_dev, 2); @@ -367,6 +423,30 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } +static int sd_setilluminator1(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + /* only one illuminator may be on */ + sd->ctrls[ILLUM_TOP].val = val; + if (val) + sd->ctrls[ILLUM_BOT].val = 0; + setilluminators(gspca_dev); + return gspca_dev->usb_err; +} + +static int sd_setilluminator2(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + /* only one illuminator may be on */ + sd->ctrls[ILLUM_BOT].val = val; + if (val) + sd->ctrls[ILLUM_TOP].val = 0; + setilluminators(gspca_dev); + return gspca_dev->usb_err; +} + static int sd_set_jcomp(struct gspca_dev *gspca_dev, struct v4l2_jpegcompression *jcomp) { -- 2.7.4