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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2014-01-29 10:09:41 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-05-25 12:58:27 -0300 |
| commit | afec55992e228fa3b553d5b4c9e1ead9fb5780bd (patch) | |
| tree | 18f8e1da2a1ef3c69e3ebef04c879da5fe944e85 /drivers/media | |
| parent | 539b33b05913f1de34c7e0ef3376347ffd273e8f (diff) | |
| download | linux-afec55992e228fa3b553d5b4c9e1ead9fb5780bd.tar.bz2 | |
[media] adv7604: Add pad-level DV timings support
The video enum_dv_timings and dv_timings_cap operations are deprecated.
Implement the pad-level version of those operations to prepare for the
removal of the video version.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/i2c/adv7604.c | 47 |
1 files changed, 43 insertions, 4 deletions
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 59f7bf0723fe..684b91234d5d 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -1514,24 +1514,42 @@ static int read_stdi(struct v4l2_subdev *sd, struct stdi_readback *stdi) static int adv7604_enum_dv_timings(struct v4l2_subdev *sd, struct v4l2_enum_dv_timings *timings) { + struct adv7604_state *state = to_state(sd); + if (timings->index >= ARRAY_SIZE(adv7604_timings) - 1) return -EINVAL; + + if (timings->pad >= state->source_pad) + return -EINVAL; + memset(timings->reserved, 0, sizeof(timings->reserved)); timings->timings = adv7604_timings[timings->index]; return 0; } -static int adv7604_dv_timings_cap(struct v4l2_subdev *sd, - struct v4l2_dv_timings_cap *cap) +static int __adv7604_dv_timings_cap(struct v4l2_subdev *sd, + struct v4l2_dv_timings_cap *cap, + unsigned int pad) { cap->type = V4L2_DV_BT_656_1120; cap->bt.max_width = 1920; cap->bt.max_height = 1200; cap->bt.min_pixelclock = 25000000; - if (is_digital_input(sd)) + + switch (pad) { + case ADV7604_PAD_HDMI_PORT_A: + case ADV7604_PAD_HDMI_PORT_B: + case ADV7604_PAD_HDMI_PORT_C: + case ADV7604_PAD_HDMI_PORT_D: cap->bt.max_pixelclock = 225000000; - else + break; + case ADV7604_PAD_VGA_RGB: + case ADV7604_PAD_VGA_COMP: + default: cap->bt.max_pixelclock = 170000000; + break; + } + cap->bt.standards = V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT; cap->bt.capabilities = V4L2_DV_BT_CAP_PROGRESSIVE | @@ -1539,6 +1557,25 @@ static int adv7604_dv_timings_cap(struct v4l2_subdev *sd, return 0; } +static int adv7604_dv_timings_cap(struct v4l2_subdev *sd, + struct v4l2_dv_timings_cap *cap) +{ + struct adv7604_state *state = to_state(sd); + + return __adv7604_dv_timings_cap(sd, cap, state->selected_input); +} + +static int adv7604_pad_dv_timings_cap(struct v4l2_subdev *sd, + struct v4l2_dv_timings_cap *cap) +{ + struct adv7604_state *state = to_state(sd); + + if (cap->pad >= state->source_pad) + return -EINVAL; + + return __adv7604_dv_timings_cap(sd, cap, cap->pad); +} + /* Fill the optional fields .standards and .flags in struct v4l2_dv_timings if the format is listed in adv7604_timings[] */ static void adv7604_fill_optional_dv_timings_fields(struct v4l2_subdev *sd, @@ -2426,6 +2463,8 @@ static const struct v4l2_subdev_pad_ops adv7604_pad_ops = { .set_fmt = adv7604_set_format, .get_edid = adv7604_get_edid, .set_edid = adv7604_set_edid, + .dv_timings_cap = adv7604_pad_dv_timings_cap, + .enum_dv_timings = adv7604_enum_dv_timings, }; static const struct v4l2_subdev_ops adv7604_ops = { |