diff options
| author | Mark Brown <[email protected]> | 2016-02-09 18:20:39 +0000 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2016-02-09 18:20:39 +0000 |
| commit | fcdcc79628a1919bde9acf239e364f65bab6327c (patch) | |
| tree | 5499be387cf3028c90ac083b1cf866ebed7bf7e0 /drivers/media/v4l2-core/v4l2-dv-timings.c | |
| parent | 7a8d44bc89e5cddcd5c0704a11a90484d36ba6ba (diff) | |
| parent | a0a90718f18264dc904d34a580f332006f5561e9 (diff) | |
Merge branch 'topic/acpi' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-pxa2xx
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-dv-timings.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-dv-timings.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c index 6a83d6191684..ec258b73001a 100644 --- a/drivers/media/v4l2-core/v4l2-dv-timings.c +++ b/drivers/media/v4l2-core/v4l2-dv-timings.c @@ -209,8 +209,13 @@ bool v4l2_find_dv_timings_cap(struct v4l2_dv_timings *t, if (v4l2_valid_dv_timings(v4l2_dv_timings_presets + i, cap, fnc, fnc_handle) && v4l2_match_dv_timings(t, v4l2_dv_timings_presets + i, - pclock_delta)) { + pclock_delta, false)) { + u32 flags = t->bt.flags & V4L2_DV_FL_REDUCED_FPS; + *t = v4l2_dv_timings_presets[i]; + if (can_reduce_fps(&t->bt)) + t->bt.flags |= flags; + return true; } } @@ -223,12 +228,14 @@ EXPORT_SYMBOL_GPL(v4l2_find_dv_timings_cap); * @t1 - compare this v4l2_dv_timings struct... * @t2 - with this struct. * @pclock_delta - the allowed pixelclock deviation. + * @match_reduced_fps - if true, then fail if V4L2_DV_FL_REDUCED_FPS does not + * match. * * Compare t1 with t2 with a given margin of error for the pixelclock. */ bool v4l2_match_dv_timings(const struct v4l2_dv_timings *t1, const struct v4l2_dv_timings *t2, - unsigned pclock_delta) + unsigned pclock_delta, bool match_reduced_fps) { if (t1->type != t2->type || t1->type != V4L2_DV_BT_656_1120) return false; @@ -239,9 +246,14 @@ bool v4l2_match_dv_timings(const struct v4l2_dv_timings *t1, t1->bt.pixelclock >= t2->bt.pixelclock - pclock_delta && t1->bt.pixelclock <= t2->bt.pixelclock + pclock_delta && t1->bt.hfrontporch == t2->bt.hfrontporch && + t1->bt.hsync == t2->bt.hsync && + t1->bt.hbackporch == t2->bt.hbackporch && t1->bt.vfrontporch == t2->bt.vfrontporch && t1->bt.vsync == t2->bt.vsync && t1->bt.vbackporch == t2->bt.vbackporch && + (!match_reduced_fps || + (t1->bt.flags & V4L2_DV_FL_REDUCED_FPS) == + (t2->bt.flags & V4L2_DV_FL_REDUCED_FPS)) && (!t1->bt.interlaced || (t1->bt.il_vfrontporch == t2->bt.il_vfrontporch && t1->bt.il_vsync == t2->bt.il_vsync && |