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[192.222.136.102]) by smtp.gmail.com with ESMTPSA id x14-20020ac8018e000000b003bfaae103f6sm5340400qtf.89.2023.02.24.10.24.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Feb 2023 10:24:49 -0800 (PST) Message-ID: <12dfd1f511d83bb1a3d9924cb0d09dbba626a699.camel@ndufresne.ca> Subject: Re: [PATCH v3 00/14] media: rkisp1: Add support for i.MX8MP From: Nicolas Dufresne To: Adam Ford , Laurent Pinchart Cc: Paul Elder , linux-media@vger.kernel.org, Dafna Hirschfeld , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Heiko Stuebner , Helen Koike , linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Date: Fri, 24 Feb 2023 13:24:48 -0500 In-Reply-To: References: <20221118093931.1284465-1-paul.elder@ideasonboard.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.46.3 (3.46.3-1.fc37) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Adam, Le jeudi 23 f=C3=A9vrier 2023 =C3=A0 10:10 -0600, Adam Ford a =C3=A9crit=C2= =A0: > On Thu, Feb 23, 2023 at 8:26 AM Laurent Pinchart > wrote: > >=20 > > Hi Adam, > >=20 > > On Wed, Feb 22, 2023 at 05:39:30PM -0600, Adam Ford wrote: > > > On Fri, Nov 18, 2022 at 3:44 AM Paul Elder wrote: > > > >=20 > > > > This series depends on v3 of "dt-bindings: media: Add macros for vi= deo > > > > interface bus types" [1]. > > > >=20 > > > > This series extends the rkisp1 driver to support the ISP found in t= he > > > > NXP i.MX8MP SoC. > > > >=20 > > > > The ISP IP cores in the Rockchip RK3399 (known as the "Rockchip ISP= 1") > > > > and in the NXP i.MX8MP have the same origin, and have slightly dive= rged > > > > over time as they are now independently developed (afaik) by Rockch= ip > > > > and VeriSilicon. The latter is marketed under the name "ISP8000Nano= ", > > > > and is close enough to the RK3399 ISP that it can easily be support= ed by > > > > the same driver. > > > >=20 > > > > The last two patches add support for UYVY output format, which can = be > > > > implemented on the ISP version in the i.MX8MP but not in the one in= the > > > > RK3399. > > > >=20 > > > > This version of the series specifically has been tested on a Polyhe= x > > > > Debix model A with an imx219 (Raspberry Pi cam v2). > > > >=20 > > > > [1] https://lore.kernel.org/linux-media/20220615221410.27459-2-laur= ent.pinchart@ideasonboard.com/ > > > >=20 > > > > Laurent Pinchart (3): > > > > dt-bindings: media: rkisp1: Add i.MX8MP ISP example > > > > media: rkisp1: Add and use rkisp1_has_feature() macro > > > > media: rkisp1: Configure gasket on i.MX8MP > > > >=20 > > > > Paul Elder (11): > > > > dt-bindings: media: rkisp1: Add i.MX8MP ISP to compatible > > > > media: rkisp1: Add match data for i.MX8MP ISP > > > > media: rkisp1: Add and set registers for crop for i.MX8MP > > > > media: rkisp1: Add and set registers for output size config on i.= MX8MP > > > > media: rkisp1: Add i.MX8MP-specific registers for MI and resizer > > > > media: rkisp1: Shift DMA buffer addresses on i.MX8MP > > > > media: rkisp1: Add register definitions for the test pattern gene= rator > > > > media: rkisp1: Fix RSZ_CTRL bits for i.MX8MP > > > > media: rkisp1: Support devices without self path > > > > media: rkisp1: Add YC swap capability > > > > media: rkisp1: Add UYVY as an output format > > >=20 > > > Paul / Laurent, > > >=20 > > > I noticed an unexpected behaviour on the imx8mp. > > >=20 > > > If I setup my pipeline for 640x480, it works just fine using an imx21= 9 > > > camera configured for SRGGB10_1X10. > > >=20 > > > However, when I try to configure the pipeline to use the same camera > > > at 1920x1080 (no resizing), the ISP source keeps defaulting to 640x48= 0 > > >=20 > > > Media device information > > > ------------------------ > > > driver rkisp1 > > > model rkisp1 > > > serial > > > bus info platform:rkisp1 > > > hw revision 0xe > > > driver version 6.2.0 > > >=20 > > > Device topology > > > - entity 1: rkisp1_isp (4 pads, 4 links) > > > type V4L2 subdev subtype Unknown flags 0 > > > device node name /dev/v4l-subdev0 > > > pad0: Sink [fmt:SRGGB10_1X10/1920x1080 field:none colorspace:raw xfer= :none ycbcr:601 quantization:full-range crop.bounds:(0,0)/1920x1080 crop:(0= ,0)/640x480] > >=20 > > You're cropping the image to 640x480 here. You need to set the crop > > rectangle to 1920x1080. > >=20 > > As Jacopo mentioned, I wouldn't recommend exercising the ISP directly. > > Not only do you need to setup the pipeline, but you would also need to > > implement all the imaging algorithms in userspace. libcamera will do al= l > > this for you. >=20 > I'll give that a try. My current employer has a v4l2src requirement, > but I can likely make an argument to switch to libcamera. I didn't > catch the cropping part. Thanks for that. I'd hope you can transparently replace v4l2src with libcamerasrc, the plugi= ns currently lives inside the libcamera project. If not, I'd really like to kn= ow why. We can work together on adding missing controls (this is something I'm starting on soon). regards, Nicolas >=20 > adam > >=20 > > > <- "csis-32e40000.csi":1 [ENABLED] > > > pad1: Sink [fmt:unknown/0x0 field:none] > > > <- "rkisp1_params":0 [ENABLED,IMMUTABLE] > > > pad2: Source [fmt:YUYV8_2X8/640x480 field:none colorspace:raw xfer:no= ne ycbcr:601 quantization:lim-range crop.bounds:(0,0)/640x480 crop:(0,0)/64= 0x480] > > > -> "rkisp1_resizer_mainpath":0 [ENABLED] > > > pad3: Source [fmt:unknown/0x0 field:none] > > > -> "rkisp1_stats":0 [ENABLED,IMMUTABLE] > > >=20 > > > - entity 6: rkisp1_resizer_mainpath (2 pads, 2 links) > > > type V4L2 subdev subtype Unknown flags 0 > > > device node name /dev/v4l-subdev1 > > > pad0: Sink [fmt:YUYV8_2X8/1920x1080 field:none colorspace:srgb xfer:s= rgb ycbcr:601 quantization:lim-range crop.bounds:(0,0)/1920x1080 crop:(0,0)= /640x480] > > > <- "rkisp1_isp":2 [ENABLED] > > > pad1: Source [fmt:YUYV8_2X8/1920x1080 field:none colorspace:srgb xfer= :srgb ycbcr:601 quantization:lim-range] > > > -> "rkisp1_mainpath":0 [ENABLED,IMMUTABLE] > > >=20 > > > - entity 9: rkisp1_mainpath (1 pad, 1 link) > > > type Node subtype V4L flags 0 > > > device node name /dev/video0 > > > pad0: Sink > > > <- "rkisp1_resizer_mainpath":1 [ENABLED,IMMUTABLE] > > >=20 > > > - entity 13: rkisp1_stats (1 pad, 1 link) > > > type Node subtype V4L flags 0 > > > device node name /dev/video1 > > > pad0: Sink > > > <- "rkisp1_isp":3 [ENABLED,IMMUTABLE] > > >=20 > > > - entity 17: rkisp1_params (1 pad, 1 link) > > > type Node subtype V4L flags 0 > > > device node name /dev/video2 > > > pad0: Source > > > -> "rkisp1_isp":1 [ENABLED,IMMUTABLE] > > >=20 > > > - entity 29: csis-32e40000.csi (2 pads, 2 links) > > > type V4L2 subdev subtype Unknown flags 0 > > > device node name /dev/v4l-subdev2 > > > pad0: Sink [fmt:SRGGB10_1X10/1920x1080 field:none colorspace:srgb xfe= r:srgb ycbcr:601 quantization:full-range] > > > <- "imx219 1-0010":0 [ENABLED] > > > pad1: Source [fmt:SRGGB10_1X10/1920x1080 field:none colorspace:srgb x= fer:srgb ycbcr:601 quantization:full-range] > > > -> "rkisp1_isp":0 [ENABLED] > > >=20 > > > - entity 34: imx219 1-0010 (1 pad, 1 link) > > > type V4L2 subdev subtype Sensor flags 0 > > > device node name /dev/v4l-subdev3 > > > pad0: Source [fmt:SRGGB10_1X10/1920x1080 field:none colorspace:srgb x= fer:srgb ycbcr:601 quantization:full-range crop.bounds:(8,8)/3280x2464 crop= :(688,700)/1920x1080] > > > -> "csis-32e40000.csi":0 [ENABLED] > > >=20 > > > It's at this point that everything except the ISP source is 1920x1080= . > > >=20 > > > When I try to set the ISP sink to 1080, it ends up being 640x480 and > > > the resizer sink is also changed to 640x480 > > >=20 > > > root@beacon-imx8mp-kit:~# media-ctl -v -V "'rkisp1_isp':2 > > > [fmt:YUYV8_2X8/1920x1080 field:none]" > > > Opening media device /dev/media0 > > > Enumerating entities > > > looking up device: 81:3 > > > looking up device: 81:4 > > > looking up device: 81:0 > > > looking up device: 81:1 > > > looking up device: 81:2 > > > looking up device: 81:5 > > > looking up device: 81:6 > > > Found 7 entities > > > Enumerating pads and links > > > Setting up format YUYV8_2X8 1920x1080 on pad rkisp1_isp/2 > > > Format set: YUYV8_2X8 640x480 > > > Setting up format YUYV8_2X8 640x480 on pad rkisp1_resizer_mainpath/0 > > > Format set: YUYV8_2X8 640x480 > > >=20 > > >=20 > > > It's my understanding that the ISP should be able to handle 1920x1080= , > > > and the resizer sink should match the ISP source. > > >=20 > > > With the pipeline improperly setup, the capture fails. > > >=20 > > > > .../bindings/media/rockchip-isp1.yaml | 79 ++++++++++- > > > > .../platform/rockchip/rkisp1/rkisp1-capture.c | 102 +++++++++++--- > > > > .../platform/rockchip/rkisp1/rkisp1-common.h | 32 +++++ > > > > .../platform/rockchip/rkisp1/rkisp1-debug.c | 14 +- > > > > .../platform/rockchip/rkisp1/rkisp1-dev.c | 67 +++++++-- > > > > .../platform/rockchip/rkisp1/rkisp1-isp.c | 128 ++++++++++++++= +++- > > > > .../platform/rockchip/rkisp1/rkisp1-regs.h | 90 ++++++++++++ > > > > .../platform/rockchip/rkisp1/rkisp1-resizer.c | 35 ++++- > > > > include/uapi/linux/rkisp1-config.h | 2 + > > > > 9 files changed, 509 insertions(+), 40 deletions(-) > >=20 > > -- > > Regards, > >=20 > > Laurent Pinchart