- 23 Dec, 2014 35 commits
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Aviv Greenberg authored
These formats are just like 10-bit raw bayer formats that exist already, but the pixels are not padded to byte boundaries. Instead, the eight high order bits of four consecutive pixels are stored in four bytes, followed by a byte of two low order bits of each of the four pixels. Signed-off-by:
Aviv Greenberg <aviv.d.greenberg@intel.com> Signed-off-by:
Sakari Ailus <sakari.ailus@linux.intel.com> Acked-by:
Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by:
Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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Sakari Ailus authored
Rearrange 12-bit raw bayer format definitions after 10-bit ones. Also remove the comment related to 16-bit bayer formats, it was simply wrong. Signed-off-by:
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Sakari Ailus authored
The documentation began with "The following four pixel formats"... but the format definitions preceded this sentence. Replace it with "These four pixel formats". Signed-off-by:
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Geert Uytterhoeven authored
If VIDEO_CAFE_CCIC=y, but VIDEOBUF2_DMA_SG=m: drivers/built-in.o: In function `mcam_v4l_open': mcam-core.c:(.text+0x1c2e81): undefined reference to `vb2_dma_sg_memops' mcam-core.c:(.text+0x1c2eb0): undefined reference to `vb2_dma_sg_init_ctx' drivers/built-in.o: In function `mcam_v4l_release': mcam-core.c:(.text+0x1c34bf): undefined reference to `vb2_dma_sg_cleanup_ctx' Reported-by:
Fengguang Wu <fengguang.wu@intel.com> Signed-off-by:
Geert Uytterhoeven <geert@linux-m68k.org> Acked-by:
Jonathan Corbet <corbet@lwn.net> Signed-off-by:
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Shuah Khan authored
This driver supports VBI and the comment "VBI support is not yet working" is inaccurate. Remove it. Signed-off-by:
Shuah Khan <shuahkh@osg.samsung.com> Signed-off-by:
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Hans Verkuil authored
drivers/media/i2c/s5k5baf.c:1796:33: warning: duplicate const drivers/media/i2c/s5k5baf.c:379:24: warning: cast to restricted __le16 drivers/media/i2c/s5k5baf.c:437:11: warning: incorrect type in assignment (different base types) drivers/media/i2c/s5k5baf.c:445:16: warning: incorrect type in return expression (different base types) Signed-off-by:
Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by:
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Hans Verkuil authored
drivers/media/i2c/s5k6aa.c:351:16: warning: cast to restricted __be16 drivers/media/i2c/s5k6aa.c:351:16: warning: cast to restricted __be16 drivers/media/i2c/s5k6aa.c:351:16: warning: cast to restricted __be16 drivers/media/i2c/s5k6aa.c:351:16: warning: cast to restricted __be16 Signed-off-by:
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Hans Verkuil authored
drivers/media/i2c/s5k4ecgx.c:223:16: warning: cast to restricted __be16 drivers/media/i2c/s5k4ecgx.c:223:16: warning: cast to restricted __be16 drivers/media/i2c/s5k4ecgx.c:223:16: warning: cast to restricted __be16 drivers/media/i2c/s5k4ecgx.c:223:16: warning: cast to restricted __be16 drivers/media/i2c/s5k4ecgx.c:344:20: warning: cast to restricted __le32 drivers/media/i2c/s5k4ecgx.c:354:20: warning: cast to restricted __le32 drivers/media/i2c/s5k4ecgx.c:364:24: warning: cast to restricted __le32 drivers/media/i2c/s5k4ecgx.c:366:23: warning: cast to restricted __le16 The get_unaligned_le*() functions return the value using cpu endianness, so calling le*_to_cpu is wrong. It hasn't been not noticed because this code has only been run on little endian systems, so le*_to_cpu doesn't do anything. Signed-off-by:
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Hans Verkuil authored
drivers/media/i2c/m5mols/m5mols_core.c:128:24: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:128:24: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:128:24: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:128:24: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:130:24: warning: cast to restricted __be32 drivers/media/i2c/m5mols/m5mols_core.c:130:24: warning: cast to restricted __be32 drivers/media/i2c/m5mols/m5mols_core.c:130:24: warning: cast to restricted __be32 drivers/media/i2c/m5mols/m5mols_core.c:130:24: warning: cast to restricted __be32 drivers/media/i2c/m5mols/m5mols_core.c:130:24: warning: cast to restricted __be32 drivers/media/i2c/m5mols/m5mols_core.c:130:24: warning: cast to restricted __be32 drivers/media/i2c/m5mols/m5mols_core.c:457:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:457:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:457:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:457:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:458:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:458:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:458:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:458:19: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:459:22: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:459:22: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:459:22: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:459:22: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:460:20: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:460:20: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:460:20: warning: cast to restricted __be16 drivers/media/i2c/m5mols/m5mols_core.c:460:20: warning: cast to restricted __be16 The be16_to_cpu conversions in m5mols_get_version() are not needed since the data is already using cpu endianness. This was never noticed since these version fields are never used. Signed-off-by:
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Hans Verkuil authored
drivers/media/dvb-frontends/hd29l2.c:29:18: warning: Variable length array is used. drivers/media/dvb-frontends/hd29l2.c:34:32: error: cannot size expression drivers/media/dvb-frontends/hd29l2.c:125:5: warning: symbol 'hd29l2_rd_reg_mask' was not declared. Should it be static? Variable length arrays are frowned upon, so replace with a fixed length and check that there won't be a buffer overrun. Signed-off-by:
Antti Palosaari <crope@iki.fi> Signed-off-by:
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Hans Verkuil authored
Fix this warning: drivers/media/v4l2-core/videobuf2-vmalloc.c:98:28: warning: incorrect type in assignment (different address spaces) drivers/media/v4l2-core/videobuf2-vmalloc.c:158:28: warning: incorrect type in argument 1 (different address spaces) The warning is correct, but we have no other choice here to forcibly cast. At least it is now explicit that such a cast is needed. Signed-off-by:
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Hans Verkuil authored
Fix this warning: drivers/media/pci/ivtv/ivtv-irq.c:418:9: warning: context imbalance in 'ivtv_dma_stream_dec_prepare' - different lock contexts for basic block sparse didn't quite understand the locking scheme, so rewrite it to keep sparse happy. Signed-off-by:
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Hans Verkuil authored
Fixes these sparse warnings. drivers/media/pci/ttpci/budget-core.c:250:17: warning: context imbalance in 'ttpci_budget_debiread' - different lock contexts for basic block drivers/media/pci/ttpci/budget-core.c:289:17: warning: context imbalance in 'ttpci_budget_debiwrite' - different lock contexts for basic block To be honest, the new code does look better than the old. Signed-off-by:
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Hans Verkuil authored
drivers/media/pci/ttpci/av7110.c:1226:15: warning: memset with byte count of 192512 Instead of memsetting this in one go, loop over each line and memset each line separately. Signed-off-by:
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Hans Verkuil authored
The debug attribute in /sys/class/video4linux/<devX>/debug was never documented. Add this. Signed-off-by:
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Hans Verkuil authored
The old debug field is renamed to dev_debug to ensure that existing drivers (including out-of-tree drivers) that try to use the old name will no longer compile. A comment has also been added that makes it explicit that drivers shouldn't use this field. Additional bits have been added to the debug flag to be more fine-grained when debugging, especially when dealing with streaming ioctls and read, write and poll. You want to enable those explicitly to prevent flooding the log when streaming unless you actually want to do that. Signed-off-by:
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Hans Verkuil authored
The debug field in struct video_device is for internal use only and drivers should mix that with their own debug module options. It is handled by the V4L2 core and users can set it using /sys/class/video4linux/<devX>/debug. It has been deprecated for some time now, so it is time to remove it completely from the drivers. Signed-off-by:
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Andrey Utkin authored
[media] solo6x10: just pass frame motion flag from hardware, drop additional handling as complicated and unstable Dropping code (introduced in 316d9e84) which intends to make raising of motion events more "smooth"(?). It made motion event never appear in my installation. That code is complicated, so I couldn't figure out quickly how to fix it, so dropping it seems better to me. Another justification is that anyway application would implement "motion signal stabilization" if required, it is not necessarily kernel driver's job. Signed-off-by:
Andrey Utkin <andrey.utkin@corp.bluecherry.net> Signed-off-by:
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Hans Verkuil authored
The video output functionality never worked for this driver. Now remove the creation of the output video nodes as well to prevent users from thinking that video output is available, when it isn't. To correctly implement this the video output should use vb2 as well, and that requires rewriting the output DMA setup. But without hardware to test I am not able to do that. Signed-off-by:
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Hans Verkuil authored
Add support for the VIDIOC_CREATE_BUFS ioctl. This was missing in this driver and in vb2 it's trivial to add. Signed-off-by:
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Hans Verkuil authored
This patch converts the cx25821 driver from the old videobuf framework to the new vb2 framework. Signed-off-by:
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Hans Verkuil authored
The alsa driver uses videobuf low-level functions that are not available in vb2, so replace them by driver-specific functions. Signed-off-by:
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Hans Verkuil authored
The btcx-risc module is no longer used by other drivers except for bttv. So move it from common to bt8xx and make it part of the bttv driver instead of as a separate module. This module should never have been a common module since most of the code has always been bttv specific. Signed-off-by:
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Hans Verkuil authored
Remove this comment block, it's unused. This removes the btcx_riscmem reference as well, since that will no longer be available to other drivers except bttv. Signed-off-by:
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Hans Verkuil authored
Those btcx_risc functions are meant for use with bttv, other drivers should just allocate the memory themselves. Signed-off-by:
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Takanari Hayama authored
Regardless of a number of inputs, we should always enable virtual RPF when BRU is used. This allows the case when there's only one input to BRU, and a size of the input is smaller than a size of an output of BRU. Signed-off-by:
Takanari Hayama <taki@igel.co.jp> Signed-off-by:
Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by:
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Takanari Hayama authored
Source address of VSP1 RPF needs to be reset whenever crop offsets are recalculated. This correctly reflects a crop setting even VIDIOC_QBUF is called before VIDIOC_STREAMON is called. Signed-off-by:
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Laurent Pinchart authored
Now that all platforms instantiate the VSP1 through DT, platform data support isn't needed anymore. Signed-off-by:
Simon Horman <horms+renesas@verge.net.au> Signed-off-by:
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William Manley authored
The Magewell XI100DUSB-HDMI[1] video capture device reports the pixel format "e436eb7d-524f-11ce-9f53-0020af0ba770". This is its GUID for BGR 8:8:8. The UVC 1.5 spec[2] only defines GUIDs for YUY2, NV12, M420 and I420. This seems to be an extension documented in the Microsoft Windows Media Format SDK[3] - or at least the Media Format SDK was the only hit that Google gave when searching for the GUID. This Media Format SDK defines this GUID as corresponding to `MEDIASUBTYPE_RGB24`. Note though, the XI100DUSB outputs BGR e.g. byte-reversed. I don't know if its the capture device in error or Microsoft mean BGR when they say RGB. [1]: http://www.magewell.com/hardware/dongles/xi100dusb-hdmi/xi100dusb-hdmi_features.html?lang=en [2]: http://www.usb.org/developers/docs/devclass_docs/USB_Video_Class_1_5.zip [3]: http://msdn.microsoft.com/en-gb/library/windows/desktop/dd757532(v=vs.85).aspxSigned-off-by:
William Manley <will@williammanley.net> Signed-off-by:
Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by:
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Lad, Prabhakar authored
This patch drops driver specific wait_prepare() and wait_finish() callbacks from vb2_ops and instead uses the the helpers vb2_ops_wait_prepare/finish() provided by the vb2 core, the lock member of the queue needs to be initalized to a mutex so that vb2 helpers vb2_ops_wait_prepare/finish() can make use of it. Signed-off-by:
Lad, Prabhakar <prabhakar.csengg@gmail.com> Signed-off-by:
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Laurent Pinchart authored
If an entity can't be started when starting a pipeline we need to clean up by stopping all entities that have been successfully started. Otherwise the hardware and software states won't match, potentially leading to crashes (for instance due to the CSI2 receiver receiving interrupts with a NULL pipeline pointer). Signed-off-by:
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Laurent Pinchart authored
Compute the pipeline frame number from the frame number sent by the sensor instead of incrementing the frame number in software. This improves dropped frames detection. Signed-off-by:
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Laurent Pinchart authored
Frame number propagation tries to increase the robustness of the frame number counter by using sources less likely to be missed than the end of frame interrupts, such as hardware frame counters or start of frame interrupts. Increasing the frame number in the IPIPE ISIF and resizer end of frame interrupt handlers is pointless as it doesn't bring any improvement. Don't do it. Signed-off-by:
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Laurent Pinchart authored
Enable DMABUF import and export operations using videobuf2. Signed-off-by:
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Laurent Pinchart authored
If the requested clock rate passed to the XCLK set_rate or round_rate operation is 0, the driver will try to divide by 0. Fix this. Signed-off-by:
Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by:
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- 22 Dec, 2014 5 commits
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Hans Verkuil authored
These drivers depend on VIDEO_V4L2_SUBDEV_API, which in turn depends on MEDIA_CONTROLLER. So it is sufficient to just depend on VIDEO_V4L2_SUBDEV_API. Signed-off-by:
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Hans Verkuil authored
Weird, this op isn't used at all. Seems to be orphaned code. Remove it. Signed-off-by:
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Hans Verkuil authored
Drop the duplicate get/set_crop pad ops and only use get/set_selection. It makes no sense to have two duplicate ops in the internal subdev API. Signed-off-by:
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Hans Verkuil authored
The crop and selection pad ops are duplicates. Replace all uses of get/set_crop by get/set_selection. This will make it possible to drop get/set_crop altogether. Signed-off-by:
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Hans Verkuil authored
1) This is not allowed by the kernel coding style 2) Just configure your editor correctly 3) It's really ugly Signed-off-by:
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