Re: [PATCH v8 00/17] Intel IPU3 ImgU patchset

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Hi Yong, others,

On Thu, Dec 06, 2018 at 07:03:25PM -0600, Yong Zhi wrote:
> Hi,
> 
> This series adds support for the Intel IPU3 (Image Processing Unit)
> ImgU which is essentially a modern memory-to-memory ISP. It implements
> raw Bayer to YUV image format conversion as well as a large number of
> other pixel processing algorithms for improving the image quality.
> 
> Meta data formats are defined for image statistics (3A, i.e. automatic
> white balance, exposure and focus, histogram and local area contrast
> enhancement) as well as for the pixel processing algorithm parameters.
> The documentation for these formats is currently not included in the
> patchset but will be added in a future version of this set.
> 
> The algorithm parameters need to be considered specific to a given frame
> and typically a large number of these parameters change on frame to frame
> basis. Additionally, the parameters are highly structured (and not a flat
> space of independent configuration primitives). They also reflect the
> data structures used by the firmware and the hardware. On top of that,
> the algorithms require highly specialized user space to make meaningful
> use of them. For these reasons it has been chosen video buffers to pass
> the parameters to the device.
> 
> On individual patches:
> 
> The heart of ImgU is the CSS, or Camera Subsystem, which contains the
> image processors and HW accelerators.
> 
> The 3A statistics and other firmware parameter computation related
> functions are implemented in patch 8.
> 
> All IPU3 pipeline default settings can be found in patch 7.
> 
> To access DDR via ImgU's own memory space, IPU3 is also equipped with
> its own MMU unit, the driver is implemented in patch 3.
> 
> Patch 4 uses above driver for DMA mapping operation.
> 
> The communication between IPU3 firmware and driver is implemented with circular
> queues in patch 5.
> 
> Patch 6 provide some utility functions and manage IPU3 fw download and
> install.
> 
> The firmware which is called ipu3-fw.bin can be downloaded from:
> 
> git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
> (commit 2c27b0cb02f18c022d8378e0e1abaf8b7ae8188f)
> 
> Firmware ABI is defined in patches 1 and 2.
> 
> Patches 9 and 10 are of the same file, the former contains all h/w programming
> related code, the latter implements interface functions for access fw & hw
> capabilities.

Patches 7 and 9 don't seem to have made it to the list --- the 7th patch is
big but no idea why the 9th is missing. They're here:

<URL:https://git.linuxtv.org/sailus/media_tree.git/commit/?h=ipu3-v8-2&id=97c16994434f9a5cb970a5edda8adbbaff7d3de1>
<URL:https://git.linuxtv.org/sailus/media_tree.git/commit/?h=ipu3-v8-2&id=9bc6aa1b0f31050dcb16894e5ec66c547f8d2a06>

> 
> Patch 11 implements a v4l2 media framework driver.
> 
> Patch 12 represents the top level that glues all of the other components together,
> passing arguments between the components.
> 
> Patch 14 is a recent effort to extend v6 for advanced camera features like
> Continuous View Finder (CVF) and Snapshot During Video(SDV) support.
> 
> The whole series has a dependency on Sakari's work:
> 
> <URL:https://git.linuxtv.org/sailus/media_tree.git/log/?h=meta-output>
> 
> Patches not to be merged with staging:
> 
> Patch 15 Add v4l IPU3 meta formats.
> Patch 16 Reserve v4l2 controls for IPU3 ImgU driver.
> Patch 17 Documentation of ImgU driver.
> 
> Link to user space implementation:
> 
> git clone https://chromium.googlesource.com/chromiumos/platform/arc-camera
> 
> ImgU media topology print:
> 
> # media-ctl -d /dev/media0 -p
> Media controller API version 4.20.0
> 
> Media device information
> ------------------------
> driver          ipu3-imgu
> model           ipu3-imgu
> serial          
> bus info        PCI:0000:00:05.0
> hw revision     0x80862015
> driver version  4.20.0
> 
> Device topology
> - entity 1: ipu3-imgu 0 (5 pads, 5 links)
>             type V4L2 subdev subtype Unknown flags 0
>             device node name /dev/v4l-subdev0
> 	pad0: Sink
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw
> 		 crop:(0,0)/1920x1080
> 		 compose:(0,0)/1920x1080]
> 		<- "ipu3-imgu 0 input":0 []
> 	pad1: Sink
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		<- "ipu3-imgu 0 parameters":0 []
> 	pad2: Source
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		-> "ipu3-imgu 0 output":0 []
> 	pad3: Source
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		-> "ipu3-imgu 0 viewfinder":0 []
> 	pad4: Source
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		-> "ipu3-imgu 0 3a stat":0 []
> 
> - entity 7: ipu3-imgu 0 input (1 pad, 1 link)
>             type Node subtype V4L flags 0
>             device node name /dev/video0
> 	pad0: Source
> 		-> "ipu3-imgu 0":0 []
> 
> - entity 13: ipu3-imgu 0 parameters (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video1
> 	pad0: Source
> 		-> "ipu3-imgu 0":1 []
> 
> - entity 19: ipu3-imgu 0 output (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video2
> 	pad0: Sink
> 		<- "ipu3-imgu 0":2 []
> 
> - entity 25: ipu3-imgu 0 viewfinder (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video3
> 	pad0: Sink
> 		<- "ipu3-imgu 0":3 []
> 
> - entity 31: ipu3-imgu 0 3a stat (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video4
> 	pad0: Sink
> 		<- "ipu3-imgu 0":4 []
> 
> - entity 37: ipu3-imgu 1 (5 pads, 5 links)
>              type V4L2 subdev subtype Unknown flags 0
>              device node name /dev/v4l-subdev1
> 	pad0: Sink
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw
> 		 crop:(0,0)/1920x1080
> 		 compose:(0,0)/1920x1080]
> 		<- "ipu3-imgu 1 input":0 []
> 	pad1: Sink
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		<- "ipu3-imgu 1 parameters":0 []
> 	pad2: Source
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		-> "ipu3-imgu 1 output":0 []
> 	pad3: Source
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		-> "ipu3-imgu 1 viewfinder":0 []
> 	pad4: Source
> 		[fmt:FIXED/1920x1080 field:none colorspace:raw]
> 		-> "ipu3-imgu 1 3a stat":0 []
> 
> - entity 43: ipu3-imgu 1 input (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video5
> 	pad0: Source
> 		-> "ipu3-imgu 1":0 []
> 
> - entity 49: ipu3-imgu 1 parameters (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video6
> 	pad0: Source
> 		-> "ipu3-imgu 1":1 []
> 
> - entity 55: ipu3-imgu 1 output (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video7
> 	pad0: Sink
> 		<- "ipu3-imgu 1":2 []
> 
> - entity 61: ipu3-imgu 1 viewfinder (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video8
> 	pad0: Sink
> 		<- "ipu3-imgu 1":3 []
> 
> - entity 67: ipu3-imgu 1 3a stat (1 pad, 1 link)
>              type Node subtype V4L flags 0
>              device node name /dev/video9
> 	pad0: Sink
> 		<- "ipu3-imgu 1":4 []
> 
> v4l2-compliance utility is built with Sakari's patches for meta data
> output support(rebased):
> 
> <URL:https://patchwork.linuxtv.org/patch/43370/>
> <URL:https://patchwork.linuxtv.org/patch/43369/>
> 
> The test (v4l2-compliance -m 0) results are the same as v7, so the output are
> omitted here.
> 
> Note:
> 
> 1. Link pad flag of video nodes (i.e. ipu3-imgu 0 output) need to be enabled
>    prior to the test.
> 2. Stream tests are not performed since it requires pre-configuration for each case.
> 
> ===========
> = history =
> ===========
> 
> version 8:
> 
> 1. ipu3-abi.h
> - Replace all __attribute__((aligned(n))) wth __aligned(n).
> - Replace all __reserved to reserved.
> 
> 2. ipu3-v4l2.c
> - Create each pipe followed by its video nodes to make device topology
>   easier to read.
> - Update ipu3_subdev_open() to use default values to initialize pad config's
>   try_fmt, similarly add default compose rect for pad config's try_compose.
> - Change ipu3-imgu bus format code to MEDIA_BUS_FMT_FIXED as it's not
>   configurable.
> - Use static allocation for struct imgu_v4l2_subdev.subdev_pads.
> - Remove EXPORT_SYMBOL_GPL() which is of no use after v5.
> - Prefix public api with imgu, i.e. change ipu3_v4l2_register() to
>   imgu_v4l2_register().
> 
> 3. ipu3-css-pool.c, ipu3-css-pool.h
> - Simplify the logic for ipu3_css_pool_get().
> - Use u32 instead of long at ipu3_css_pool.last.
> - Replace ipu3_css_pool.entry[].framenum with a flag to mark whether the entry
>   has valid data.
> 
> 4. ipu3-css-params.c
> - Address kernel panic on css ouput system error path.
> 
> 5. Misc style related changes:
> - Remove unused member of struct imgu_video_device.
> - Use ipu3_uapi_stats_3a to compute the CSS_QUEUE_STAT_3A_BUF_SIZE.
> - Change video4linux2 to Video4Linux2 in Kconfig.
> - Replace strlcpy() with strscpy() at all places.
> 
> 6. uAPI and documentation.
> - Remove acronyms from intel-ipu3.h
> - Renaming all __reserved fields to reserved.
> - Fix typo such as  _plain_color.
> - Direct use struct for meta_data.
> - Fix unclear or incorrect data type, range in the description.
> 
> 7. Move driver code to /driver/staging/media/ipu3/
> - Temporarily move intel-ipu3.h to ipu3/include.
> - Temporarily add V4L2_META_FMT_IPU3_PARAMS and V4L2_META_FMT_IPU3_STAT_3A
>   to intel-ipu3.h for staging build.
> 
> 8. Regroup and re-order the patchset.
> - Make uAPI intel-ipu3.h as separate patch.
> - Add single patch to reserve v4l2 controls for ImgU driver.
> 
> version 7:
> 
> 1. Add driver and uAPI documentation.
> 
> Update based on v1 review from Tomasz, Hans, Sokari and Mauro:
> https://patchwork.kernel.org/patch/10465663/
> https://patchwork.kernel.org/patch/10465665/
> 
> 2. Add dual pipe support which includes:
> -  Extend current IMGU device to contain 2 subdevs and two groups of video nodes.
> -  Add a v4l2 ctrl to allow user to specify the mode(video or still) of the pipe.
> 
> 3. Kconfig
> -  Restrict build for X86 arch to fix build error for ia64/sparc.
>    (fatal error: asm/set_memory.h: No such file or directory)
> 
> 4. ipu3-abi.h
> -  Change __u32 to u32.
> -  Use generic __attribute__((aligned(x))) format. (Mauro/Hans)
> -  Split abi to 2 patches, one for register defines, enums, the other for structs. (Tomasz)
> 
> 5. ipu3-mmu.c
> -  Fix ipu3-mmu/dmamap exit functions. (Tomasz)
>    (Port from https://chromium-review.googlesource.com/1084522)
> -  Use free_page instead of kfree. (Tomasz)
> -  document struct ipu3_mmu_info.
> -  Fix copyright information.
> 
> 6. ipu3-dmamap.c (Tomasz)
> -  Update APIs based on v6 review.
> -  Replace sizeof(struct page *) with sizeof(*pages).
> -  Remove un-needed (WARN_ON(!dev)) inside void *ipu3_dmamap_alloc().
> 
> 7. ipu3.c (Tomasz)
> -  imgu_video_nodes_init()
>    Fix the missing call to ipu3_v4l2_unregister() in the error path of
>    imgu_dummybufs_preallocate().
> -  imgu_queue_buffers()
>    Evaluate loop condition explicitly for code clarity and simplicity.
>    FW requires all output buffers to be queued at start, so adjust the order of
>    buffer queuing accordingly. (bufix by Tianshu)
> -  imgu_isr_threaded()
>    Fix interrupt handler return value.
>    (Port from https://chromium-review.googlesource.com/1088539)
> -  Add back the buf_drain_wq from ("avoid sleep in wait_event condition")'
>    (Port from https://chromium-review.googlesource.com/875420)
> 
> 8. ipu3-v4l2.c
> -  ipu3_v4l2_register(). (Tomasz)
>    Split media initialization and registration, also change media device
>    register/un-register order.
> 
> -  Fix v4l2-compliance fail on sub-devicef for VIDIOC_CREATE_BUFS and
>    VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT.
> 
> 9. ipu3-css.c, ipu3-css.h, ipu3-css-fw.h, ipu3-abi.h
> -  Convert macros in structs to enums. (Tomasz)
> 
> 10. ipu3-css-pool.c, ipu3-css-pool.h, ipu3.c
> -   Document the structs. (Hans/Maruo)
> 
> 11. ipu3-css-params.c
> -   Fixup for noise reduction parameters processing. (bug fixing)
> 
> version 6:
> 
> - intel-ipu3.h uAPI
>   Move out the definitions not used by user space. (suggested by Sakari)
> - ipu3-abi.h, ipu3-css-fw.h
>   Clean up the header files.
>   Remove enum type from ABI structs.
> - ipu3-css.h and ipu3-css.c
>   Disable DVS support and remove related code.
> - ipu3-v4l2.c
>   Fixes of v4l2_compliance test fails on ImgU sub-dev.
> - ipu3-css-params.c
>   Refactor awb/awb_fr/af_ops_calc() functions. (Sakari)
> - Build mmu and dmamap driver as part of ImgU ko module; (Sakari)
> - Add "ipu3-imgu" prefix to media entity names; (Sakari)
> - Fix indentation and white space; (Sakari)
> - Rebase to kernel v4.16;
> - Use SPDX license identifiers in all drivers; (Sakari)
> - Internal fix and performance improvements such as:
>   Stop fw gracefully during stream off.
>   Enable irq only after start streaming to avoid unexpected interrupt.
>   Use spinlock to protect IPU3_CSS_QUEUES access.
>   Return NULL when dequeuing buffer before streaming.
> 
> TODOs:
> - Documentation on ImgU driver programming interface to configure and enable
>   ISP HW,  which will include details on complete V4L2 Kernel driver interface
>   and IO-Control parameters, except for the ISP internal algorithm and its 
>   parameters (which is Intel proprietary IP).
> 
> version 5:
> - ipu3-css-pool.c/ipu3_css_pool_check().
>   add handling of the framenum wrap around case in ipu3_css_pool_check().
> - ipu3.c, ipu3-v4l2.c, ipu3.h
>   merge struct ipu3_mem2mem2_device into imgu_device and update the code
>   accordingly. (Suggested by Sakari)
> - ipu3-mmu.c driver:
>   use __get_free_page() for page-aligned allocations (Tomasz).
>   optimize tlb invalidation by calling them at the end of map/unmap. (Tomasz).
>   remove dependency on iommu. (Sakari)
>   introduce few new functions from iommu.c.
> - ipu3-dmamap.c driver
>   call mmu directly without IOMMU_SUPPORT (Sakari)
>   update dmamap APIs. (Suggested by Tomasz)
> - ipu3_v4l2.c
>   move g/s_selection callback to V4l2 sub-device (Sakari)
>   remove colon from ImgU sub-device name. (Sakari)
> - ipu3-css-params.c
>   fix indentation, 0-day scan warnings etc.
> - ipu3-css.c
>   fix warning about NULL comparison. (Sakari)
> - intel-ipu3.h: 
>   remove redundant IPU3_ALIGN attribute (Sakari).
>   fix up un-needed fields in struct ipu3_uapi_params (Sakari)
>   re-order this to be 2nd in the patch set.
> - Makefile: remove Copyright header. (Sakari)
> - Internal fix: 
>   optimize shot-to-shot performance.
>   update default white balance gains defined in ipu3-tables.c
> 
> TODOs:
> 
> - Documentation on ImgU driver programming interface to configure and enable
>   ISP HW,  which will include details on complete V4L2 Kernel driver interface
>   and IO-Control parameters, except for the ISP internal algorithm and its 
>   parameters (which is Intel proprietary IP).
> 
> - Review ipu3_css_pool_* group APIs usage.
> 
> version 4:
> - Used V4L2_BUF_TYPE_META_OUTPUT for:
>     - V4L2_META_FMT_IPU3_STAT_PARAMS
> 
> - Used V4L2_BUF_TYPE_META_CAPTURE for:
>     - V4L2_META_FMT_IPU3_STAT_3A
>     - V4L2_META_FMT_IPU3_STAT_DVS
>     - V4L2_META_FMT_IPU3_STAT_LACE
> - Supported v4l2 MPLANE format on video nodes.
> - ipu3-dmamap.c: Removed dma ops and dependencies on IOMMU_DMA lib.
> - ipu3-mmu.c: Restructured the driver.
> - intel-ipu3.h: Added __padding qualifier for uapi definitions.
> - Internal fix: power and performance related issues.
> - Fixed v4l2-compliance test.
> - Fixed build failure for x86 with 32bit config.
> 
> version 3:
> - ipu3-mmu.c and ipu3-dmamap.c:
>   Tomasz Figa reworked both drivers and updated related files.
> - ipu2-abi.h:
>   update imgu_abi_binary_info ABI to support latest ipu3-fw.bin.
>   use __packed qualifier on structs suggested by Sakari Ailus.
> - ipu3-css-fw.c/ipu3-css-fw.h: following fix were suggested by Tomasz Figa:
>   remove pointer type in firmware blob structs.
>   fix binary_header array in struct imgu_fw_header.
>   fix calling ipu3_css_fw_show_binary() before proper checking.
>   fix logic error for valid length checking of blob name.
> - ipu3-css-params.c/ipu3_css_scaler_get_exp():
>   use lib helper suggested by Andy Shevchenko.
> - ipu3-v4l2.c/ipu3_videoc_querycap():
>   fill device_caps fix suggested by Hans Verkuil.
>   add VB2_DMABUF suggested by Tomasz Figa.
> - ipu3-css.c: increase IMGU freq from 300MHZ to 450MHZ (internal fix)
> - ipu3.c: use vb2_dma_sg_memop for the time being(internal fix).
> 
> version 2:
> This version cherry-picked firmware ABI change and other
> fix in order to bring the code up-to-date with our internal release.
> 
> I will go over the review comments in v1 and address them in v3 and
> future update.
> 
> version 1:
> - Initial submission
> 
> Cao,Bing Bu (2):
>   media: staging/intel-ipu3: Add dual pipe support
>   media: v4l2-ctrls: Reserve controls for IPU3 ImgU
> 
> Rajmohan Mani (1):
>   doc-rst: Add Intel IPU3 documentation
> 
> Tomasz Figa (2):
>   media: staging/intel-ipu3: mmu: Implement driver
>   media: staging/intel-ipu3: Implement DMA mapping functions
> 
> Yong Zhi (12):
>   media: staging/intel-ipu3: abi: Add register definitions and enum
>   media: staging/intel-ipu3: abi: Add structs
>   media: staging/intel-ipu3: css: Add dma buff pool utility functions
>   media: staging/intel-ipu3: css: Add support for firmware management
>   media: staging/intel-ipu3: css: Add static settings for image pipeline
>   media: staging/intel-ipu3: css: Compute and program ccs
>   media: staging/intel-ipu3: css: Initialize css hardware
>   media: staging/intel-ipu3: Add css pipeline programming
>   media: staging/intel-ipu3: Add v4l2 driver based on media framework
>   media: staging/intel-ipu3: Add imgu top level pci device driver
>   media: staging/intel-ipu3: Add Intel IPU3 meta data uAPI
>   media: v4l: Add Intel IPU3 meta buffer formats
> 
>  Documentation/media/uapi/v4l/meta-formats.rst      |    1 +
>  .../media/uapi/v4l/pixfmt-meta-intel-ipu3.rst      |  178 +
>  Documentation/media/v4l-drivers/index.rst          |    1 +
>  Documentation/media/v4l-drivers/ipu3.rst           |  326 +
>  drivers/media/v4l2-core/v4l2-ioctl.c               |    2 +
>  drivers/staging/media/Kconfig                      |    2 +
>  drivers/staging/media/Makefile                     |    1 +
>  drivers/staging/media/ipu3/Kconfig                 |   14 +
>  drivers/staging/media/ipu3/Makefile                |   11 +
>  drivers/staging/media/ipu3/TODO                    |   23 +
>  drivers/staging/media/ipu3/include/intel-ipu3.h    | 2785 ++++++
>  drivers/staging/media/ipu3/ipu3-abi.h              | 2011 ++++
>  drivers/staging/media/ipu3/ipu3-css-fw.c           |  265 +
>  drivers/staging/media/ipu3/ipu3-css-fw.h           |  188 +
>  drivers/staging/media/ipu3/ipu3-css-params.c       | 2943 ++++++
>  drivers/staging/media/ipu3/ipu3-css-params.h       |   28 +
>  drivers/staging/media/ipu3/ipu3-css-pool.c         |  100 +
>  drivers/staging/media/ipu3/ipu3-css-pool.h         |   55 +
>  drivers/staging/media/ipu3/ipu3-css.c              | 2391 +++++
>  drivers/staging/media/ipu3/ipu3-css.h              |  213 +
>  drivers/staging/media/ipu3/ipu3-dmamap.c           |  270 +
>  drivers/staging/media/ipu3/ipu3-dmamap.h           |   22 +
>  drivers/staging/media/ipu3/ipu3-mmu.c              |  561 ++
>  drivers/staging/media/ipu3/ipu3-mmu.h              |   35 +
>  drivers/staging/media/ipu3/ipu3-tables.c           | 9609 ++++++++++++++++++++
>  drivers/staging/media/ipu3/ipu3-tables.h           |   66 +
>  drivers/staging/media/ipu3/ipu3-v4l2.c             | 1419 +++
>  drivers/staging/media/ipu3/ipu3.c                  |  830 ++
>  drivers/staging/media/ipu3/ipu3.h                  |  168 +
>  include/uapi/linux/v4l2-controls.h                 |    4 +
>  include/uapi/linux/videodev2.h                     |    4 +
>  31 files changed, 24526 insertions(+)
>  create mode 100644 Documentation/media/uapi/v4l/pixfmt-meta-intel-ipu3.rst
>  create mode 100644 Documentation/media/v4l-drivers/ipu3.rst
>  create mode 100644 drivers/staging/media/ipu3/Kconfig
>  create mode 100644 drivers/staging/media/ipu3/Makefile
>  create mode 100644 drivers/staging/media/ipu3/TODO
>  create mode 100644 drivers/staging/media/ipu3/include/intel-ipu3.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-abi.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css-fw.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css-fw.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css-params.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css-params.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css-pool.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css-pool.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-css.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-dmamap.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-dmamap.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-mmu.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-mmu.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-tables.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3-tables.h
>  create mode 100644 drivers/staging/media/ipu3/ipu3-v4l2.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3.c
>  create mode 100644 drivers/staging/media/ipu3/ipu3.h
> 
> -- 
> 2.7.4
> 

-- 
Sakari Ailus



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