[PATCH v3 0/2] DaVinci: VPIF: upgrade with v4l helpers

From: Lad Prabhakar
Date: Sat Apr 19 2014 - 07:41:40 EST


From: "Lad, Prabhakar" <prabhakar.csengg@xxxxxxxxx>

Hi All,

This patch series upgrades the vpif capture & display
driver with the all the helpers provided by v4l, this makes
the driver much simpler and cleaner. This also includes few
checkpatch issues.

Sending them as single patch one for capture and another for
display, splitting them would have caused a huge number small
patches.

Changes for v2:
a> Added a copyright.
b> Dropped buf_init() callback from vb2_ops.
c> Fixed enabling & disabling of interrupts in case of HD formats.

Changes for v3:
a> Fixed review comments pointed by Hans.

v4l-compliance output is as follows:--

root@da850-omapl138-evm:/usr# ./v4l2-compliance -d /dev/video0 -i -s
Driver Info:
Driver name : vpif_capture
Card type : DA850/OMAP-L13vpif_capture vpif_capture: ================= START STATUS =================
vpif_capture vpif_capture: ================== END STATUS ==================

Bus info : platform:vpif_capture
Driver version: 3.1.10
Capabilities : 0x84000001
Video Capture
Streaming
Device Capabilities
Device Caps : 0x04000001
Video Capture
Streaming

Compliance test for device /dev/video0 (not using libv4l2):

Required ioctls:
test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
test second video open: OK
test VIDIOC_QUERYCAP: OK
test VIDIOC_G/S_PRIORITY: OK

Debug ioctls:
test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
test VIDIOC_LOG_STATUS: OK

Input ioctls:
test VIDIOC_G/S_TUNER: 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
test VIDIOC_G/S_AUDIO: OK (Not Supported)
Inputs: 1 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
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)

Test input 0:

Control ioctls:
test VIDIOC_QUERYCTRL/MENU: OK (Not Supported)
test VIDIOC_G/S_CTRL: OK (Not Supported)
test VIDIOC_G/S/TRY_EXT_CTRLS: OK (Not Supported)
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK (Not Supported)
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 0 Private Controls: 0

Format ioctls:
test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
fail: v4l2-test-formats.cpp(1003): cap->readbuffers
test VIDIOC_G/S_PARM: FAIL
test VIDIOC_G_FBUF: OK (Not Supported)
fail: v4l2-test-formats.cpp(405): !pix.sizeimage
test VIDIOC_G_FMT: FAIL
test VIDIOC_TRY_FMT: OK (Not Supported)
test VIDIOC_S_FMT: OK (Not Supported)
test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)

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
fail: v4l2-test-buffers.cpp(506): q.has_expbuf()
test VIDIOC_EXPBUF: FAIL

Total: 38, Succeeded: 35, Failed: 3, Warnings: 0

For Display:---

root@da850-omapl138-evm:/usr# ./v4l2-compliance -d /dev/video2 -o -s
Driver Info:
Driver name : vpif_display
Card type : DA850/OMAP-L138 Video Display
Bus info vpif_display vpif_display: ================= START STATUS =================
: platform:vpif_display
Driveradv7343 1-002a: Standard: ff
version: 3.1.10adv7343 1-002a: Output: Composite

Capabilities vpif_display vpif_display: ================== END STATUS ==================
: 0x84000002
Video Output
Streaming
Device Capabilities
Device Caps : 0x04000002
Video Output
Streaming

Compliance test for device /dev/video2 (not using libv4l2):

Required ioctls:
test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
test second video open: OK
test VIDIOC_QUERYCAP: OK
test VIDIOC_G/S_PRIORITY: OK

Debug ioctls:
vpif_display vpif_display: Invalid format index
test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
test VIDIOC_LOG_STATUS: OK
vpif_display vpif_display: Invalid format index

Input ioctls:
test VIDIOC_G/S_TUNER: 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
test VIDIOC_G/S_AUDOUT: OK (Not Supported)
Outputs: 2 Audio Outputs: 0 Modulators: 0

Input/Output configuration ioctls:
test VIDIOC_ENUM/G/S/QUERY_STD: OK
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)

Test output 0:

Control ioctls:
test VIDIOC_QUERYCTRL/MENU: OK (Not Supported)
test VIDIOC_G/S_CTRL: OK (Not Supported)
test VIDIOC_G/S/TRY_EXT_CTRLS: OK (Not Supported)
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK (Not Supported)
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 0 Private Controls: 0

Format ioctls:
test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
test VIDIOC_G/S_PARM: OK (Not Supported)
test VIDIOC_G_FBUF: OK (Not Supported)
fail: v4l2-test-formats.cpp(406): !pix.colorspace
test VIDIOC_G_FMT: FAIL
test VIDIOC_TRY_FMT: OK (Not Supported)
test VIDIOC_S_FMT: OK (Not Supported)
test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)

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)

Test output 1:

Control ioctls:
test VIDIOC_QUERYCTRL/MENU: OK (Not Supported)
test VIDIOC_G/S_CTRL: OK (Not Supported)
test VIDIOC_G/S/TRY_EXT_CTRLS: OK (Not Supported)
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK (Not Supported)
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 0 Private Controls: 0

Format ioctls:
test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
test VIDIOC_G/S_PARM: OK (Not Supported)
test VIDIOC_G_FBUF: OK (Not Supported)
fail: v4l2-test-formats.cpp(406): !pix.colorspace
test VIDIOC_G_FMT: FAIL
test VIDIOC_TRY_FMT: OK (Not Supported)
test VIDIOC_S_FMT: OK (Not Supported)
test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)

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
fail: v4l2-test-buffers.cpp(506): q.has_expbuf()
test VIDIOC_EXPBUF: FAIL

Total: 53, Succeeded: 50, Failed: 3, Warnings: 0


Lad, Prabhakar (2):
media: davinci: vpif capture: upgrade the driver with v4l offerings
media: davinci: vpif display: upgrade the driver with v4l offerings

drivers/media/platform/davinci/vpif_capture.c | 1474 ++++++++-----------------
drivers/media/platform/davinci/vpif_capture.h | 43 +-
drivers/media/platform/davinci/vpif_display.c | 1257 +++++++--------------
drivers/media/platform/davinci/vpif_display.h | 46 +-
4 files changed, 844 insertions(+), 1976 deletions(-)

--
1.7.9.5

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