diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-05 12:05:15 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-05 12:05:15 -0800 |
commit | b0378657549bbc73ac0ec6e9332fcf3c53362365 (patch) | |
tree | 61aecdd60c34f06085a29fc6cbb0b4209484585e /drivers/media/pci/ivtv/ivtv-yuv.c | |
parent | 66339fdacb63fc7908e7eb755b9fffa672ffbb10 (diff) | |
parent | 79f5b6ae960d380c829fb67d5dadcd1d025d2775 (diff) |
Merge tag 'media/v4.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab:
"Media updates, including:
- Lots of improvements at the kABI documentation
- Split of Videobuf2 into a common part and a V4L2 specific one
- Split of the VB2 tracing events into a separate header file
- s5p-mfc got support for Exynos 5433
- v4l2 fixes for 64-bits alignment when running 32 bits userspace
on ARM
- Added support for SDR radio transmitter at core, vivid and hackrf
drivers
- Some y2038 fixups
- Some improvements at V4L2 colorspace support
- saa7164 converted to use the V4L2 core control framework
- several new boards additions, cleanups and fixups
PS: There are two patches for scripts/kernel-doc that are needed by
the documentation patches on Media. Jon is OK on merging those via
my tree"
* tag 'media/v4.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (146 commits)
[media] c8sectpfe: Remove select on CONFIG_FW_LOADER_USER_HELPER_FALLBACK
[media] DocBook media: update copyright/version numbers
[media] ivtv: Convert to get_user_pages_unlocked()
[media] media/v4l2-ctrls: fix setting autocluster to manual with VIDIOC_S_CTRL
[media] DocBook media: Fix a typo in encoder cmd
[media] DocBook: add SDR specific info to G_MODULATOR / S_MODULATOR
[media] DocBook: add SDR specific info to G_TUNER / S_TUNER
[media] hackrf: do not set human readable name for formats
[media] hackrf: add support for transmitter
[media] hackrf: switch to single function which configures everything
[media] hackrf: add control for RF amplifier
[media] DocBook: add modulator type field
[media] v4l: add type field to v4l2_modulator struct
[media] DocBook: document SDR transmitter
[media] v4l2: add support for SDR transmitter
[media] DocBook: document tuner RF gain control
[media] v4l2: add RF gain control
[media] v4l2: rename V4L2_TUNER_ADC to V4L2_TUNER_SDR
[media] media/vivid-osd: fix info leak in ioctl
[media] media: videobuf2: Move v4l2-specific stuff to videobuf2-v4l2
...
Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-yuv.c')
-rw-r--r-- | drivers/media/pci/ivtv/ivtv-yuv.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-yuv.c b/drivers/media/pci/ivtv/ivtv-yuv.c index 2ad65eb29832..2b8e7b2f2b86 100644 --- a/drivers/media/pci/ivtv/ivtv-yuv.c +++ b/drivers/media/pci/ivtv/ivtv-yuv.c @@ -75,15 +75,15 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, ivtv_udma_get_page_info (&uv_dma, (unsigned long)args->uv_source, 360 * uv_decode_height); /* Get user pages for DMA Xfer */ - down_read(¤t->mm->mmap_sem); - y_pages = get_user_pages(current, current->mm, y_dma.uaddr, y_dma.page_count, 0, 1, &dma->map[0], NULL); + y_pages = get_user_pages_unlocked(current, current->mm, + y_dma.uaddr, y_dma.page_count, 0, 1, + &dma->map[0]); uv_pages = 0; /* silence gcc. value is set and consumed only if: */ if (y_pages == y_dma.page_count) { - uv_pages = get_user_pages(current, current->mm, - uv_dma.uaddr, uv_dma.page_count, 0, 1, - &dma->map[y_pages], NULL); + uv_pages = get_user_pages_unlocked(current, current->mm, + uv_dma.uaddr, uv_dma.page_count, 0, 1, + &dma->map[y_pages]); } - up_read(¤t->mm->mmap_sem); if (y_pages != y_dma.page_count || uv_pages != uv_dma.page_count) { int rc = -EFAULT; |