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Message-ID: <193b21b8ee6.1291091ad1750656.8123869056710701348@collabora.com> Date: Wed, 11 Dec 2024 01:16:10 +0530 From: Shreeya Patel <shreeya.patel@...labora.com> To: "Heiko Stübner" <heiko@...ech.de> Cc: "mchehab" <mchehab@...nel.org>, "robh" <robh@...nel.org>, "krzk+dt" <krzk+dt@...nel.org>, "conor+dt" <conor+dt@...nel.org>, "mturquette" <mturquette@...libre.com>, "sboyd" <sboyd@...nel.org>, "p.zabel" <p.zabel@...gutronix.de>, "jose.abreu" <jose.abreu@...opsys.com>, "nelson.costa" <nelson.costa@...opsys.com>, "shawn.wen" <shawn.wen@...k-chips.com>, "nicolas.dufresne" <nicolas.dufresne@...labora.com>, "hverkuil" <hverkuil@...all.nl>, "hverkuil-cisco" <hverkuil-cisco@...all.nl>, "kernel" <kernel@...labora.com>, "linux-kernel" <linux-kernel@...r.kernel.org>, "linux-media" <linux-media@...r.kernel.org>, "devicetree" <devicetree@...r.kernel.org>, "linux-arm-kernel" <linux-arm-kernel@...ts.infradead.org>, "linux-rockchip" <linux-rockchip@...ts.infradead.org>, "dmitry.osipenko" <dmitry.osipenko@...labora.com> Subject: Re: [PATCH v5 0/4] Add Synopsys DesignWare HDMI RX Controller ---- On Tue, 10 Dec 2024 02:43:47 +0530 Heiko Stübner wrote --- > Hi Shreeya, > Hi Heiko, > Am Montag, 9. Dezember 2024, 21:00:30 CET schrieb Shreeya Patel: > > This series implements support for the Synopsys DesignWare > > HDMI RX Controller, being compliant with standard HDMI 1.4b > > and HDMI 2.0. > > could you take a look at your mail-setup please? > > This cover-letter came with a message-id of > 01020193ad025176-f2e8e4fd-41a6-42ef-b3d0-dfa87a6d0abd-000000@...west-1.amazonses.com > > same for patch1 that also got an amazon-message-id and lost its > in-reply-to reference, > > while the patches 2-4 have correct message-ids and reference > 20241209200120.3228643-1-shreeya.patel@...labora.com > > as their parent. So it looks like some amazon service did some > rewriting and broke threading :-( . > Yes, unfortunately there was a server timeout error after sending the first patch which broke the thread. I've resent the patch series now. Thanks, Shreeya Patel > Thanks a lot > Heiko > > > Features that are currently supported by the HDMI RX driver > > have been tested on rock5b board using a HDMI to micro-HDMI cable. > > It is recommended to use a good quality cable as there were > > multiple issues seen during testing the driver. > > > > Please note the below information :- > > * HDMIRX driver now only works with the opensource TF-A. > > * We have tested the working of OBS studio with HDMIRX driver and > > there were no issues seen. > > * We also tested and verified the support for interlaced video. > > > > To test the HDMI RX Controller driver, following example commands can be used :- > > > > root@...ian-rockchip-rock5b-rk3588:~# v4l2-ctl --verbose -d /dev/video0 \ > > --set-fmt-video=width=1920,height=1080,pixelformat='BGR3' --stream-mmap=4 \ > > --stream-skip=3 --stream-count=100 --stream-to=/home/hdmiin4k.raw --stream-poll > > > > root@...ian-rockchip-rock5b-rk3588:~# ffmpeg -f rawvideo -vcodec rawvideo \ > > -s 1920x1080 -r 60 -pix_fmt bgr24 -i /home/hdmiin4k.raw output.mkv > > > > CEC compliance test results :- > > > > * https://gitlab.collabora.com/-/snippets/380 > > * https://gitlab.collabora.com/-/snippets/381 > > > > Following is the v4l2-compliance test result :- > > > > root@...ian-rockchip-rock5b-rk3588:~# v4l2-compliance -d /dev/video0 > > v4l2-compliance 1.29.0-5278, 64 bits, 64-bit time_t > > v4l2-compliance SHA: 791da13728d9 2024-11-25 10:01:57 > > > > Compliance test for snps_hdmirx device /dev/video0: > > > > Driver Info: > > Driver name : snps_hdmirx > > Card type : snps_hdmirx > > Bus info : platform:fdee0000.hdmi_receiver > > Driver version : 6.12.0 > > Capabilities : 0x84201000 > > Video Capture Multiplanar > > Streaming > > Extended Pix Format > > Device Capabilities > > Device Caps : 0x04201000 > > Video Capture Multiplanar > > 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 > > > > 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 > > 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 (Not Supported) > > test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK > > test VIDIOC_DV_TIMINGS_CAP: OK > > test VIDIOC_G/S_EDID: OK > > > > Control ioctls (Input 0): > > 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 (Input 0): > > test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK > > test VIDIOC_G/S_PARM: OK > > 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 (Not Supported) > > > > Codec ioctls (Input 0): > > 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 (Input 0): > > test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK > > test CREATE_BUFS maximum buffers: OK > > test VIDIOC_REMOVE_BUFS: OK > > test VIDIOC_EXPBUF: OK > > test Requests: OK (Not Supported) > > test blocking wait: OK > > > > Total for snps_hdmirx device /dev/video0: 48, Succeeded: 48, Failed: 0, Warnings: 0 > > > > > > Changes in v5 :- > > - Fix the interrupt IRQ number in the dt-bindings and device tree > > - Add alignment property to ensure hdmi-receiver-cma > > starts at a 64KB-aligned address > > - Change the MODULE_DESCRIPTION > > - Add VIDEO_SYNOPSYS_HDMIRX as prefix to the default edid config > > - Drop the enabling of default edid in the Kconfig > > - Replace the default EDID with hdmi-4k-300mhz EDID produced > > by v4l2-ctl tool for better compatibility with various HDMI > > cables and adapters > > - Rework the write_edid and set_edid functions > > - During format change, retrieve the current pixel format, > > color depth, and AVI infoframe details instead of only > > detecting the format > > - Improve the logging mechanism and delays in the > > hdmirx_wait_signal_lock function > > - Fix the 4K@60 capturing for RGB format > > - Document what hdmirx_check_timing_valid function does > > - Rework the hdmirx_get_detected_timings function > > - Fix the NV16/24 size image value > > - Add the implementation from Benjamin Hoff to expose the > > ITC type to v4l2 > > - Remove all the firmware related code > > > > Changes in v4 :- > > - Remove DTS changes included in the device tree patch > > - Remove the hdmi rx pin info as it's already present > > in the rk3588-base-pinctrl.dtsi > > - Create a separate config option for selecting the EDID > > and enable it by default > > - Improve the comment related to DV timings and move it > > to the side of hdmirx_get_detected_timings > > - Add 100ms delay before pulling the HPD high > > - Do not return the detected timings from VIDIOC_G_DV_TIMINGS > > - Drop the bus info from hdmirx_querycap > > - If *num_planes != 0 then return 0 in hdmirx_queue_setup > > - Set queue->min_queued_buffers to 1 > > - Drop q->allow_cache_hints = 0; as it's always 0 by default > > - Add a comment for q->dma_attrs = DMA_ATTR_FORCE_CONTIGUOUS; > > - Drop .read = vb2_fop_read as it's not supported by driver > > - Remove redundant edid_init_data_600M > > - Make HPD low when driver is loaded > > - Add support for reading AVI Infoframe > > - Remove msg_len checks from hdmirx_cec_transmit > > - Add info about the CEC compliance test in the cover letter > > - Add arbitration lost status > > - Validate the physical address inside the EDID > > > > Changes in v3 :- > > - Use v4l2-common helpers in the HDMIRX driver > > - Rename cma node and phandle names > > - Elaborate the comment to explain 160MiB calculation > > - Move &hdmi_receiver_cma to the rock5b dts file > > - Add information about interlaced video testing in the > > cover-letter > > > > Changes in v2 :- > > - Fix checkpatch --strict warnings > > - Move the dt-binding include file changes in a separate patch > > - Add a description for the hardware in the dt-bindings file > > - Rename resets, vo1 grf and HPD properties > > - Add a proper description for grf and vo1-grf phandles in the > > bindings > > - Rename the HDMI RX node name to hdmi-receiver > > - Include gpio header file in binding example to fix the > > dt_binding_check failure > > - Move hdmirx_cma node to the rk3588.dtsi file > > - Add an entry to MAINTAINERS file for the HDMIRX driver > > > > Shreeya Patel (4): > > MAINTAINERS: Add entry for Synopsys DesignWare HDMI RX Driver > > dt-bindings: media: Document bindings for HDMI RX Controller > > arm64: dts: rockchip: Add device tree support for HDMI RX Controller > > media: platform: synopsys: Add support for HDMI input driver > > > > .../bindings/media/snps,dw-hdmi-rx.yaml | 132 + > > MAINTAINERS | 8 + > > .../dts/rockchip/rk3588-base-pinctrl.dtsi | 14 + > > .../arm64/boot/dts/rockchip/rk3588-extra.dtsi | 57 + > > drivers/media/platform/Kconfig | 1 + > > drivers/media/platform/Makefile | 1 + > > drivers/media/platform/synopsys/Kconfig | 3 + > > drivers/media/platform/synopsys/Makefile | 2 + > > .../media/platform/synopsys/hdmirx/Kconfig | 27 + > > .../media/platform/synopsys/hdmirx/Makefile | 4 + > > .../platform/synopsys/hdmirx/snps_hdmirx.c | 2662 +++++++++++++++++ > > .../platform/synopsys/hdmirx/snps_hdmirx.h | 394 +++ > > .../synopsys/hdmirx/snps_hdmirx_cec.c | 283 ++ > > .../synopsys/hdmirx/snps_hdmirx_cec.h | 44 + > > 14 files changed, 3633 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml > > create mode 100644 drivers/media/platform/synopsys/Kconfig > > create mode 100644 drivers/media/platform/synopsys/Makefile > > create mode 100644 drivers/media/platform/synopsys/hdmirx/Kconfig > > create mode 100644 drivers/media/platform/synopsys/hdmirx/Makefile > > create mode 100644 drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c > > create mode 100644 drivers/media/platform/synopsys/hdmirx/snps_hdmirx.h > > create mode 100644 drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.c > > create mode 100644 drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.h > > > > > > > > >
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