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Subject: V4L/DVB: gspca_cpia1: Add basic v4l2 illuminator controls for the Intel Play QX3 Author: Andy Walls <awa...@md.metrocast.net> Date: Sun Sep 12 14:45:14 2010 -0300 This patch adds basic V4L2 controls for the illuminators on the Intel Play QX3 microscope. Signed-off-by: Andy Walls <awa...@md.metrocast.net> Acked-by: Hans de Goede <hdego...@redhat.com> Signed-off-by: Jean-François Moine <moin...@free.fr> Signed-off-by: Mauro Carvalho Chehab <mche...@redhat.com> drivers/media/video/gspca/cpia1.c | 100 ++++++++++++++++++++++++++++++++++++- 1 files changed, 98 insertions(+), 2 deletions(-) --- http://git.linuxtv.org/media-tree.git?a=commitdiff;h=d615dd0bd2f756d35a1d1762ca8c40372de5adff diff --git a/drivers/media/video/gspca/cpia1.c b/drivers/media/video/gspca/cpia1.c index c56bf0f..a9a4074 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) { _______________________________________________ linuxtv-commits mailing list linuxtv-commits@linuxtv.org http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
