diff options
| author | Andy Walls <awalls@md.metrocast.net> | 2010-09-12 14:45:14 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 01:05:55 -0200 |
| commit | 51513353ec13a1318df31aaa4af4a6d196868904 (patch) | |
| tree | 531c144155266d3f804ef9f302ed3292f1ab37a1 | |
| parent | 008d35f2f5256751a18f1f4aea79e3caf140098d (diff) | |
| download | linux-51513353ec13a1318df31aaa4af4a6d196868904.tar.gz linux-51513353ec13a1318df31aaa4af4a6d196868904.tar.xz | |
V4L/DVB: gspca_cpia1: Add basic v4l2 illuminator controls for the Intel Play QX3
This patch adds basic V4L2 controls for the illuminators on the Intel
Play QX3 microscope.
Signed-off-by: Andy Walls <awalls@md.metrocast.net>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/gspca/cpia1.c | 100 |
1 files changed, 98 insertions, 2 deletions
diff --git a/drivers/media/video/gspca/cpia1.c b/drivers/media/video/gspca/cpia1.c index c56bf0f761e2..a9a4074ee682 100644 --- a/drivers/media/video/gspca/cpia1.c +++ b/drivers/media/video/gspca/cpia1.c @@ -373,6 +373,10 @@ static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val); static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val); static int sd_setcomptarget(struct gspca_dev *gspca_dev, __s32 val); static int sd_getcomptarget(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setilluminator1(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getilluminator1(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setilluminator2(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getilluminator2(struct gspca_dev *gspca_dev, __s32 *val); static const struct ctrl sd_ctrls[] = { { @@ -434,6 +438,34 @@ static const struct ctrl sd_ctrls[] = { }, { { + .id = V4L2_CID_ILLUMINATORS_1, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Illuminator 1", + .minimum = 0, + .maximum = 1, + .step = 1, +#define ILLUMINATORS_1_DEF 0 + .default_value = ILLUMINATORS_1_DEF, + }, + .set = sd_setilluminator1, + .get = sd_getilluminator1, + }, + { + { + .id = V4L2_CID_ILLUMINATORS_2, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Illuminator 2", + .minimum = 0, + .maximum = 1, + .step = 1, +#define ILLUMINATORS_2_DEF 0 + .default_value = ILLUMINATORS_2_DEF, + }, + .set = sd_setilluminator2, + .get = sd_getilluminator2, + }, + { + { #define V4L2_CID_COMP_TARGET V4L2_CID_PRIVATE_BASE .id = V4L2_CID_COMP_TARGET, .type = V4L2_CTRL_TYPE_MENU, @@ -1059,7 +1091,6 @@ static int command_resume(struct gspca_dev *gspca_dev) 0, sd->params.streamStartLine, 0, 0); } -#if 0 /* Currently unused */ static int command_setlights(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; @@ -1079,7 +1110,6 @@ static int command_setlights(struct gspca_dev *gspca_dev) return do_command(gspca_dev, CPIA_COMMAND_WriteMCPort, 2, 0, p1 | p2 | 0xE0, 0); } -#endif static int set_flicker(struct gspca_dev *gspca_dev, int on, int apply) { @@ -1929,6 +1959,72 @@ static int sd_getcomptarget(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +static int sd_setilluminator(struct gspca_dev *gspca_dev, __s32 val, int n) +{ + struct sd *sd = (struct sd *) gspca_dev; + int ret; + + if (!sd->params.qx3.qx3_detected) + return -EINVAL; + + switch (n) { + case 1: + sd->params.qx3.bottomlight = val ? 1 : 0; + break; + case 2: + sd->params.qx3.toplight = val ? 1 : 0; + break; + default: + return -EINVAL; + } + + ret = command_setlights(gspca_dev); + if (ret && ret != -EINVAL) + ret = -EBUSY; + + return ret; +} + +static int sd_setilluminator1(struct gspca_dev *gspca_dev, __s32 val) +{ + return sd_setilluminator(gspca_dev, val, 1); +} + +static int sd_setilluminator2(struct gspca_dev *gspca_dev, __s32 val) +{ + return sd_setilluminator(gspca_dev, val, 2); +} + +static int sd_getilluminator(struct gspca_dev *gspca_dev, __s32 *val, int n) +{ + struct sd *sd = (struct sd *) gspca_dev; + + if (!sd->params.qx3.qx3_detected) + return -EINVAL; + + switch (n) { + case 1: + *val = sd->params.qx3.bottomlight; + break; + case 2: + *val = sd->params.qx3.toplight; + break; + default: + return -EINVAL; + } + return 0; +} + +static int sd_getilluminator1(struct gspca_dev *gspca_dev, __s32 *val) +{ + return sd_getilluminator(gspca_dev, val, 1); +} + +static int sd_getilluminator2(struct gspca_dev *gspca_dev, __s32 *val) +{ + return sd_getilluminator(gspca_dev, val, 2); +} + static int sd_querymenu(struct gspca_dev *gspca_dev, struct v4l2_querymenu *menu) { |