Skip to content

Commit

Permalink
Merge tag 'media/v4.7-2' of git://git.kernel.org/pub/scm/linux/kernel…
Browse files Browse the repository at this point in the history
…/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:
 "Two regression fixes:

  - a regression when handling VIDIOC_CROPCAP at the media core;

  - a regression at adv7604 that was ignoring pad number in subdev ops"

* tag 'media/v4.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] adv7604: Don't ignore pad number in subdev DV timings pad operations
  [media] v4l2-ioctl: fix stupid mistake in cropcap condition
  • Loading branch information
Linus Torvalds committed Jul 13, 2016
2 parents f1b5e4f + 6519c3d commit cf875cc
Show file tree
Hide file tree
Showing 2 changed files with 36 additions and 12 deletions.
46 changes: 35 additions & 11 deletions drivers/media/i2c/adv7604.c
Original file line number Diff line number Diff line change
Expand Up @@ -779,11 +779,31 @@ static const struct v4l2_dv_timings_cap adv76xx_timings_cap_digital = {
V4L2_DV_BT_CAP_CUSTOM)
};

static inline const struct v4l2_dv_timings_cap *
adv76xx_get_dv_timings_cap(struct v4l2_subdev *sd)
/*
* Return the DV timings capabilities for the requested sink pad. As a special
* case, pad value -1 returns the capabilities for the currently selected input.
*/
static const struct v4l2_dv_timings_cap *
adv76xx_get_dv_timings_cap(struct v4l2_subdev *sd, int pad)
{
return is_digital_input(sd) ? &adv76xx_timings_cap_digital :
&adv7604_timings_cap_analog;
if (pad == -1) {
struct adv76xx_state *state = to_state(sd);

pad = state->selected_input;
}

switch (pad) {
case ADV76XX_PAD_HDMI_PORT_A:
case ADV7604_PAD_HDMI_PORT_B:
case ADV7604_PAD_HDMI_PORT_C:
case ADV7604_PAD_HDMI_PORT_D:
return &adv76xx_timings_cap_digital;

case ADV7604_PAD_VGA_RGB:
case ADV7604_PAD_VGA_COMP:
default:
return &adv7604_timings_cap_analog;
}
}


Expand Down Expand Up @@ -1329,7 +1349,7 @@ static int stdi2dv_timings(struct v4l2_subdev *sd,
const struct v4l2_bt_timings *bt = &v4l2_dv_timings_presets[i].bt;

if (!v4l2_valid_dv_timings(&v4l2_dv_timings_presets[i],
adv76xx_get_dv_timings_cap(sd),
adv76xx_get_dv_timings_cap(sd, -1),
adv76xx_check_dv_timings, NULL))
continue;
if (vtotal(bt) != stdi->lcf + 1)
Expand Down Expand Up @@ -1430,18 +1450,22 @@ static int adv76xx_enum_dv_timings(struct v4l2_subdev *sd,
return -EINVAL;

return v4l2_enum_dv_timings_cap(timings,
adv76xx_get_dv_timings_cap(sd), adv76xx_check_dv_timings, NULL);
adv76xx_get_dv_timings_cap(sd, timings->pad),
adv76xx_check_dv_timings, NULL);
}

static int adv76xx_dv_timings_cap(struct v4l2_subdev *sd,
struct v4l2_dv_timings_cap *cap)
{
struct adv76xx_state *state = to_state(sd);
unsigned int pad = cap->pad;

if (cap->pad >= state->source_pad)
return -EINVAL;

*cap = *adv76xx_get_dv_timings_cap(sd);
*cap = *adv76xx_get_dv_timings_cap(sd, pad);
cap->pad = pad;

return 0;
}

Expand All @@ -1450,9 +1474,9 @@ static int adv76xx_dv_timings_cap(struct v4l2_subdev *sd,
static void adv76xx_fill_optional_dv_timings_fields(struct v4l2_subdev *sd,
struct v4l2_dv_timings *timings)
{
v4l2_find_dv_timings_cap(timings, adv76xx_get_dv_timings_cap(sd),
is_digital_input(sd) ? 250000 : 1000000,
adv76xx_check_dv_timings, NULL);
v4l2_find_dv_timings_cap(timings, adv76xx_get_dv_timings_cap(sd, -1),
is_digital_input(sd) ? 250000 : 1000000,
adv76xx_check_dv_timings, NULL);
}

static unsigned int adv7604_read_hdmi_pixelclock(struct v4l2_subdev *sd)
Expand Down Expand Up @@ -1620,7 +1644,7 @@ static int adv76xx_s_dv_timings(struct v4l2_subdev *sd,

bt = &timings->bt;

if (!v4l2_valid_dv_timings(timings, adv76xx_get_dv_timings_cap(sd),
if (!v4l2_valid_dv_timings(timings, adv76xx_get_dv_timings_cap(sd, -1),
adv76xx_check_dv_timings, NULL))
return -ERANGE;

Expand Down
2 changes: 1 addition & 1 deletion drivers/media/v4l2-core/v4l2-ioctl.c
Original file line number Diff line number Diff line change
Expand Up @@ -2171,7 +2171,7 @@ static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
* The determine_valid_ioctls() call already should ensure
* that this can never happen, but just in case...
*/
if (WARN_ON(!ops->vidioc_cropcap && !ops->vidioc_cropcap))
if (WARN_ON(!ops->vidioc_cropcap && !ops->vidioc_g_selection))
return -ENOTTY;

if (ops->vidioc_cropcap)
Expand Down

0 comments on commit cf875cc

Please sign in to comment.