Re: [PATCH v2 0/9] Add support for DMA2D of STMicroelectronics STM32 Soc series

From: Dillon Min
Date: Thu Aug 05 2021 - 05:00:07 EST

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Hi Hans,

Just a gentle ping, could you help to take a look at patch (6 ~ 9) of
this v2 series.
Thanks.

Best Regards
Dillon

On Thu, 15 Jul 2021 at 17:24, <dillon.minfei@xxxxxxxxx> wrote:
>
> From: Dillon Min <dillon.minfei@xxxxxxxxx>
>
> This patchset introduces a basic support for DMA2D Interface
> of STMicroelectronics STM32 SoC series.
>
> This first basic support implements R2M, M2M, M2M_PFC
> M2M_BLEND support will be added later on.
>
> This has been tested on STM32469-DISCO board.
>
> history
>
> v2:
> - update v4l2-compliance to SHA: a4f2e3a6f306 2021-07-13 08:04:15
> the test results at below [1].
> - introduce Documentation/userspace-api/media/drivers/stm32-uapi.rst
> to explain the detail of dma2d's ioctl.
> - reserved 16 ioctls from v4l2-controls.h for stm32, introduce stm32-media.h.
> - collect Reviewed-by tag from Rob Herring.
> - update dma2d driver from Hans's review. the details can be found
> at related patches.
> v1 link:
> https://lore.kernel.org/lkml/1621508727-24486-1-git-send-email-dillon.minfei@xxxxxxxxx/
>
> v1:
> The commit based on kernel(master): c3d0e3fd41b7f0f5d5d5b6022ab7e813f04ea727
>
> Note for v4l2-compliance tool on nu-mmu platform:
> I add two change based on v4l-utils since commit:
> f0c7e3d71eaf4182bae7eb3ee0e43b4eeb047ea9
>
> - change fork() to vfork() in v4l2-test-controls.cpp
> since no-mmu platform don't include fork().
>
> - bypass VIDIOC_QUERYCAP nullptr check
> I'm not sure if this is the bug from my cross compile tool
> which created by buildroot. user area's nullptr can't be
> detected by kernel side, i was try to add access_ok()
> in v4l2-ioctl.c, but no help
>
> If this case must be fixed, i will continue to debug it.
> the error log:
> ...
> fail: v4l2-compliance.cpp(623): doioctl(node, VIDIOC_QUERYCAP, nullptr) !=
> EFAULT
> ..
>
> My changes on v4l2-compliance:
>
> diff --git a/utils/v4l2-compliance/v4l2-compliance.cpp
> b/utils/v4l2-compliance/v4l2-compliance.cpp
> index 90a5036..a25fe4f 100644
> --- a/utils/v4l2-compliance/v4l2-compliance.cpp
> +++ b/utils/v4l2-compliance/v4l2-compliance.cpp
> @@ -620,7 +620,7 @@ static int testCap(struct node *node)
>
> memset(&vcap, 0xff, sizeof(vcap));
> // Must always be there
> - fail_on_test(doioctl(node, VIDIOC_QUERYCAP, nullptr) != EFAULT);
> + //fail_on_test(doioctl(node, VIDIOC_QUERYCAP, nullptr) != EFAULT);
> fail_on_test(doioctl(node, VIDIOC_QUERYCAP, &vcap));
> fail_on_test(check_ustring(vcap.driver, sizeof(vcap.driver)));
> fail_on_test(check_ustring(vcap.card, sizeof(vcap.card)));
>
> with v4l2-compliance test log (with above modification):
> since the stm32f469-disco ram limitation, there are 25 failed on
> dma_alloc_coherent()
>
> Really appreciate if someone can help to test this patch on the STM32429I-EVAL
> evaluation board (https://www.st.com/en/evaluation-tools/stm32429i-eval.html)
> 8M x 32-bit SDRAM, 1M x 16-bit SRAM and 8M x 16-bit NOR Flash
>
> / # free
> total used free shared buffers cached
> Mem: 15604 6104 9500 0 0 2488
> -/+ buffers/cache: 3616 11988
>
> [1] v4l2-compliance test result:
>
> ./v4l2-compliance -s -f -d /dev/video0 &
> [1] 34 ./v4l2-compliance -s -f -d /dev/video0
> / # v4l2-compliance 1.21.0-4831, 32 bits, 32-bit time_t
> v4l2-compliance SHA: a4f2e3a6f306 2021-07-13 08:04:15
>
> Compliance test for stm-dma2d device /dev/video0:
>
> Driver Info:
> Driver name : stm-dma2d
> Card type : stm-dma2d
> Bus info : platform:stm-dma2d
> Driver version : 5.14.0
> Capabilities : 0x84208000
> Video Memory-to-Memory
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x04208000
> Video Memory-to-Memory
> Streaming
> Extended Pix Format
>
> Required ioctls:
> test VIDIOC_QUERYCAP: OK
> test invalid ioctls: OK
>
> Allow for multiple opens:
> test second /dev/video0 open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> Debug ioctls:
> test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
> test VIDIOC_LOG_STATUS: OK (Not Supported)
>
> Input ioctls:
> test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
> test VIDIOC_ENUMAUDIO: OK (Not Supported)
> test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 0 Audio Inputs: 0 Tuners: 0
>
> Output ioctls:
> test VIDIOC_G/S_MODULATOR: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_ENUMAUDOUT: OK (Not Supported)
> test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDOUT: OK (Not Supported)
> Outputs: 0 Audio Outputs: 0 Modulators: 0
>
> Input/Output configuration ioctls:
> test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
> test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
> test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
> test VIDIOC_G/S_EDID: OK (Not Supported)[
>
> Control ioctls:
> test VIDIOC_QUERY_EX _CTRL/QUERY ENU: 55.029750] stm-dma2d 4002b000.dma2d: Format not supported: ▒▒▒▒, use the default.
> OK
> test VIDIOC_QUERYCTRL: OK
> test VIDIOC_G[S_CTRL: OK
> test VIDIOC_G/S/TRY_EXT_CTRLS OK
> test VI I C_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
> test 55DIOC_G/S_JP.784007] stm-dma2d 4002b000.dma2d: Format not supported: ▒▒▒▒, use the default.
> EGCOMP: OK (Not Supported)
> Standard Controls: 2 Private[Controls: 2
>
> For a ioctls:
> 5est VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK0m
> test VI.IOC_G/S_PAR5: OK (Not 50538] stm-dma2d 4002b000.dma2d: Format not supported: ▒▒▒▒, use the default.
> Supported)
> test VIDIOC_G_FBUF: OK (Not Supported)
> test[V DIOC_G_FM : OK
> test VID5OC_T7Y_FMT: OK
> .316175] stm-dma2d 4002b000.dma2d: Format not supported: ▒▒▒▒, use the default.
> test VIDIOC_S_FMT: OK
> test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
> test Cropping: OK (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK
>
> Codec ioctls:
> test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
> test VIDIOC_G_ENC_INDEX: OK (Not Supported)
> test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)
>
> Buffer ioctls:
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK (Not Supported)
> test blocking wait: OK
> [ 59.905900] use of bytesused == 0 is deprecated and will be removed in the future,
> [ 60.665190] use the actual size instead.
> Video Capture: Captured 58 buffers
> test MMAP (no poll): OK
> Video Capture: Captured 58 buffers
> test MMAP (select): OK
> Video Capture: Captured 58 buffers
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Stream using all formats:
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 1x1 -> BA24 (32-bit ARGB 8-8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 1x1 -> RGB3 (24-bit RGB 8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 1x1 -> RGBP (16-bit RGB 5-6-5) 1x1: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 1x1 -> AR15 (16-bit ARGB 1-5-5-5) 1x1: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 1x1 -> AR12 (16-bit ARGB 4-4-4-4) 1x1: OK
> [ 83.015780] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -323584 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> BA24 (32-bit ARGB 8-8-8-8) 16383x65535 -> BA24 (32-bit ARGB 8-8-8-8) 16383x65535: FAIL
> [ 83.959807] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -323584 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> BA24 (32-bit ARGB[8-8-8-8) 16383x 553 -> RGB3 (24- it R8B 8-8-84 16383x65535: FAIL
> .899851] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -323584 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> BA24 (32-bit ARGB 8-8-8-8)[16383x65535 -> RGBP (16-bit RGB -6-5) 16383x65535: FA L
> 85.848108] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -323584 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> BA24 (32-bit ARGB 8-8-8-8) 16383x65535 -> AR15 (16-bit ARGB 1-5-5-5) 16[83x65535: F IL
> 86.802223] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -323584 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> BA24 (32-bit ARGB 8-8-8-8) 16383x65535 -> AR12 (16-bit ARGB 4-4-4-4) 16383x65535: FAIL
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 240x320 -> BA24 (32-bit ARGB 8-8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 240x320 -> RGB3 (24-bit RGB 8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 240x320 -> RGBP (16-bit RGB 5-6-5) 240x320: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 240x320 -> AR15 (16-bit ARGB 1-5-5-5) 240x320: OK
> Video Capture: Captured 8 buffers
> BA24 (32-bit ARGB 8-8-8-8) 240x320 -> AR12 (16-bit ARGB 4-4-4-4) 240x320: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 1x1 -> BA24 (32-bit ARGB 8-8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 1x1 -> RGB3 (24-bit RGB 8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 1x1 -> RGBP (16-bit RGB 5-6-5) 1x1: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 1x1 -> AR15 (16-bit ARGB 1-5-5-5) 1x1: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 1x1 -> AR12 (16-bit[ARGB 4-4-4-4) 1x1: OK
> 89.086437] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -1073983488 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGB3 (24-bi[ GB 8-8-8) 16383x65535 > BA24 (32-bit A GB 8-8-8-8) 16383965505: FA.L
> 030474] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -1073983488 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> 978755] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -1073983488 failed035: 31mFAIL
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGB3 (24-bit RGB [-8-8) 16383 65535 -> RGBP (16-bit RGB 5-6-5) 16383x65535: FA L
> 91.923561] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -1073983488 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGB3 (24-bit RGB 8-8-8) 16383x65535 -> AR15 (16-bit ARGB 1-5-5-5) 16383x65535: FAIL
> [ 92.885742] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size -1073983488 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGB3 (24-bit RGB 8-8-8) 16383x65535 -> AR12 (16-bit ARGB 4-4-4-4) 16383x65535: FAIL
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 240x320 -> BA24 (32-bit ARGB 8-8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 240x320 -> RGB3 (24-bit RGB 8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 240x320 -> RGBP (16-bit RGB 5-6-5) 240x320: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 240x320 -> AR15 (16-bit ARGB 1-5-5-5) 240x320: OK
> Video Capture: Captured 8 buffers
> RGB3 (24-bit RGB 8-8-8) 240x320 -> AR12 (16-bit ARGB 4-4-4-4) 240x320: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 1x1 -> BA24 (32-bit ARGB 8-8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 1x1 -> RGB3 (24-bit RGB 8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 1x1 -> RGBP (16-bit RGB 5-6-5) 1x1: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 1x1 -> AR15 (16-bit ARGB 1-5-5-5) 1x1: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 1x1 -> AR12 (16-bit AR[B 4-4-4-4) 1x1: OK
> 95.008330] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> 50176] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed83x95535: FAIL
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGBP (16-bit RGB 5-6-[) 16383x65535 -> R B3 (24-bit RG 8-8-8) 16383x65535: FAIL9[0m
> 6.895671] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGBP (16-bit RGB 5-6-5) 16383x65535 -> RGBP (16-bit RGB 5-6-5) 16383x65535: FAIL
> [ 97.851563] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGBP (16-bit [GB 5 6-5) 16383x6553 -> AR15 (16-bit ARGB 1-5-5-5) 16383x69535: FAIL.
> 791193] stm-dma2d 4002b000.dma2d: dma_alloc_coherd
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> RGBP (16-bit RGB 5-6-5) 16383x65535 -> AR12 (16-bit ARGB 4-4-4-4) 16383x65535: FAIL
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 240x320 -> BA24 (32-bit ARGB 8-8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 240x320 -> RGB3 (24-bit RGB 8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 240x320 -> RGBP (16-bit RGB 5-6-5) 240x320: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 240x320 -> AR15 (16-bit ARGB 1-5-5-5) 240x320: OK
> Video Capture: Captured 8 buffers
> RGBP (16-bit RGB 5-6-5) 240x320 -> AR12 (16-bit ARGB 4-4-4-4) 240x320: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 1x1 -> BA24 (32-bit ARGB 8-8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 1x1 -> RGB3 (24-bit RGB 8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 1x1 -> RGBP (16-bit RGB 5-6-5) 1x1: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 1x1 -> AR15 (16-bit ARGB 1-5-5-5) 1x1: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 1x1 -[ AR12 (16-bit RGB 4-4-4-4) 1x1: OK
> 100.827052] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR15 (16-bit ARGB 1-5-5-5) 16383[655 5 -> BA24 (32-bit ARGB 8-8-8-8) 6383x65535: F0IL0m
> .764900] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR15 (16-bit ARGB 1-5-5-5)[163 3x65535 -> RGB3 (24- it RGB 8-8-8) 16383x65535: AIL0[0m
> 2.704672] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR15 (16-bit ARGB 1-5-5-5) 16383x65535 -> RGBP (16-bit RGB 5-6-5) 16383x65535: FAIL
> [ 103.656921] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR15 (16-bit ARGB 1-5-5-5) 16383x65535[-> AR15 (16-bit ARGB 1 5-5-5) 16383x65535: FAIL
> 104.596785] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR15 (16-bit ARGB 1-5-5-5) 16383x65535 -> AR12 (16-bit ARGB 4-4-4-4) 16383x65535: FAIL
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 240x320 -> BA24 (32-bit ARGB 8-8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 240x320 -> RGB3 (24-bit RGB 8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 240x320 -> RGBP (16-bit RGB 5-6-5) 240x320: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 240x320 -> AR15 (16-bit ARGB 1-5-5-5) 240x320: OK
> Video Capture: Captured 8 buffers
> AR15 (16-bit ARGB 1-5-5-5) 240x320 -> AR12 (16-bit ARGB 4-4-4-4) 240x320: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 1x1 -> BA24 (32-bit ARGB 8-8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 1x1 -> RGB3 (24-bit RGB 8-8-8) 1x1: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 1x1 -> RGBP (16-bit RGB 5-6-5) 1x1: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 1x1 -> AR15 (16-bit ARGB 1-5-5-5) 1x1: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 1x1 -> AR12 (16-bit ARGB[4- -4-4) 1x1: OK
> 106.636958] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR12 (16-bit ARGB[4-4-4-4) 16383x65535 -> BA24 (32-bit ARGB 8 8-8-8) 16383x65535: [1;31mFAIL
> 107.578517] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR12 (16-bit ARGB 4-4-[ ) 16383x65535 1> R0B3 (24-bit RGB 8-8-88 16383x65535: FAIL
> .527898] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR12 (16-bit ARGB 4-4-4-4) 16383x65535 -> RGBP (16-bit RGB 5-6-5) 16383x65535: FAIL
> [ 109.495892] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR12 (16-bit ARGB 4-4-4-4) 1638[x65535 -> AR15 (16-bit ARGB 1-5-5-5) 16383x6 535: FAIL
> 110.449341] stm-dma2d 4002b000.dma2d: dma_alloc_coherent of size 2147323904 failed
> fail: v4l2-test-buffers.cpp(1300): q.reqbufs(node, 2)
> AR12 (16-bit ARGB 4-4-4-4) 16383x65535 -> AR12 (16-bit ARGB 4-4-4-4) 16383x65535: FAIL
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 240x320 -> BA24 (32-bit ARGB 8-8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 240x320 -> RGB3 (24-bit RGB 8-8-8) 240x320: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 240x320 -> RGBP (16-bit RGB 5-6-5) 240x320: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 240x320 -> AR15 (16-bit ARGB 1-5-5-5) 240x320: OK
> Video Capture: Captured 8 buffers
> AR12 (16-bit ARGB 4-4-4-4) 240x320 -> AR12 (16-bit ARGB 4-4-4-4) 240x320: OK
> Total for stm-dma2d device /dev/video0: 127, Succeeded: 102, Failed: 25, Warnings: 0
>
> [1] Done ./v4l2-compliance -s -f -d /dev/video0
> *** BLURB HERE ***
>
> Dillon Min (9):
> media: admin-guide: add stm32-dma2d description
> media: dt-bindings: media: add document for STM32 DMA2d bindings
> clk: stm32: Fix ltdc's clock turn off by clk_disable_unused() after
> kernel startup
> ARM: dts: stm32: Enable DMA2D support on STM32F429 MCU
> ARM: dts: stm32: Enable DMA2D on STM32F469-DISCO board
> media: v4l2-mem2mem: add v4l2_m2m_get_unmapped_area for no-mmu
> platform
> media: docs: add doc for the stm32 dma2d driver
> media: v4l: uapi: Add user control base for stm32 dma2d controls
> media: stm32-dma2d: STM32 DMA2D driver
>
> .../admin-guide/media/platform-cardlist.rst | 1 +
> .../devicetree/bindings/media/st,stm32-dma2d.yaml | 71 ++
> .../userspace-api/media/drivers/index.rst | 1 +
> .../userspace-api/media/drivers/stm32-uapi.rst | 22 +
> arch/arm/boot/dts/stm32f429.dtsi | 10 +
> arch/arm/boot/dts/stm32f469-disco.dts | 4 +
> drivers/clk/clk-stm32f4.c | 7 +-
> drivers/media/platform/Kconfig | 9 +
> drivers/media/platform/Makefile | 1 +
> drivers/media/platform/stm32/Makefile | 2 +
> drivers/media/platform/stm32/dma2d/dma2d-hw.c | 143 ++++
> drivers/media/platform/stm32/dma2d/dma2d-regs.h | 113 +++
> drivers/media/platform/stm32/dma2d/dma2d.c | 796 +++++++++++++++++++++
> drivers/media/platform/stm32/dma2d/dma2d.h | 136 ++++
> drivers/media/v4l2-core/v4l2-mem2mem.c | 21 +
> include/media/v4l2-mem2mem.h | 5 +
> include/uapi/linux/stm32-media.h | 12 +
> include/uapi/linux/v4l2-controls.h | 5 +
> 18 files changed, 1355 insertions(+), 4 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/media/st,stm32-dma2d.yaml
> create mode 100644 Documentation/userspace-api/media/drivers/stm32-uapi.rst
> create mode 100644 drivers/media/platform/stm32/dma2d/dma2d-hw.c
> create mode 100644 drivers/media/platform/stm32/dma2d/dma2d-regs.h
> create mode 100644 drivers/media/platform/stm32/dma2d/dma2d.c
> create mode 100644 drivers/media/platform/stm32/dma2d/dma2d.h
> create mode 100644 include/uapi/linux/stm32-media.h
>
> --
> 2.7.4
>

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