From mboxrd@z Thu Jan 1 00:00:00 1970
From: Philipp Zabel
Subject: Re: [PATCH 3/3] media: imx-pxp: add i.MX Pixel Pipeline driver
Date: Fri, 10 Aug 2018 17:20:35 +0200
Message-ID: <1533914435.15515.8.camel@pengutronix.de>
References: <20180810151822.18650-1-p.zabel@pengutronix.de>
<20180810151822.18650-4-p.zabel@pengutronix.de>
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To: linux-media@vger.kernel.org
Cc: devicetree@vger.kernel.org, Rob Herring , kernel@pengutronix.de, Mauro Carvalho Chehab , Shawn Guo , linux-arm-kernel@lists.infradead.org
List-Id: devicetree@vger.kernel.org
On Fri, 2018-08-10 at 17:18 +0200, Philipp Zabel wrote:
> Add a V4L2 mem-to-mem scaler/CSC driver for the Pixel Pipeline (PXP)
> version found on i.MX6ULL SoCs. A similar variant is used on i.MX7D.
>
> Since this driver only uses the legacy pipeline, it should be reasonably
> easy to extend it to work with the older PXP versions found on i.MX6UL,
> i.MX6SX, i.MX6SL, i.MX28, and i.MX23.
>
> The driver supports scaling and colorspace conversion. There is
> currently no support for rotation, alpha-blending, and the LUTs.
>
> Signed-off-by: Philipp Zabel
FWIW for mem2mem devices, here is the output of v4l2-compliance, built
from v4l-utils-1.14.0-249-g70b13df426d3:
----------8<----------
v4l2-compliance SHA: not available, 32 bits
Compliance test for device /dev/video0:
Driver Info:
Driver name : pxp
Card type : pxp
Bus info : platform:pxp
Driver version : 4.18.0
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
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
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_EXT_CTRL/QUERYMENU: OK
test VIDIOC_QUERYCTRL: OK
test VIDIOC_G/S_CTRL: OK
test VIDIOC_G/S/TRY_EXT_CTRLS: OK
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 4 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)
test VIDIOC_G_FMT: OK
test VIDIOC_TRY_FMT: OK
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
Total: 43, Succeeded: 43, Failed: 0, Warnings: 0
---------->8----------
regards
Philipp
From mboxrd@z Thu Jan 1 00:00:00 1970
From: p.zabel@pengutronix.de (Philipp Zabel)
Date: Fri, 10 Aug 2018 17:20:35 +0200
Subject: [PATCH 3/3] media: imx-pxp: add i.MX Pixel Pipeline driver
In-Reply-To: <20180810151822.18650-4-p.zabel@pengutronix.de>
References: <20180810151822.18650-1-p.zabel@pengutronix.de>
<20180810151822.18650-4-p.zabel@pengutronix.de>
Message-ID: <1533914435.15515.8.camel@pengutronix.de>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org
On Fri, 2018-08-10 at 17:18 +0200, Philipp Zabel wrote:
> Add a V4L2 mem-to-mem scaler/CSC driver for the Pixel Pipeline (PXP)
> version found on i.MX6ULL SoCs. A similar variant is used on i.MX7D.
>
> Since this driver only uses the legacy pipeline, it should be reasonably
> easy to extend it to work with the older PXP versions found on i.MX6UL,
> i.MX6SX, i.MX6SL, i.MX28, and i.MX23.
>
> The driver supports scaling and colorspace conversion. There is
> currently no support for rotation, alpha-blending, and the LUTs.
>
> Signed-off-by: Philipp Zabel
FWIW for mem2mem devices, here is the output of v4l2-compliance, built
from v4l-utils-1.14.0-249-g70b13df426d3:
----------8<----------
v4l2-compliance SHA: not available, 32 bits
Compliance test for device /dev/video0:
Driver Info:
Driver name : pxp
Card type : pxp
Bus info : platform:pxp
Driver version : 4.18.0
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
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
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_EXT_CTRL/QUERYMENU: OK
test VIDIOC_QUERYCTRL: OK
test VIDIOC_G/S_CTRL: OK
test VIDIOC_G/S/TRY_EXT_CTRLS: OK
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 4 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)
test VIDIOC_G_FMT: OK
test VIDIOC_TRY_FMT: OK
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
Total: 43, Succeeded: 43, Failed: 0, Warnings: 0
---------->8----------
regards
Philipp