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Date: Tue, 5 Dec 2023 19:59:40 +0800
From: Sui Jingfeng <sui.jingfeng@...ux.dev>
To: Keith Zhao <keith.zhao@...rfivetech.com>,
devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Cc: aou@...s.berkeley.edu, tzimmermann@...e.de,
paul.walmsley@...ive.com, mripard@...nel.org,
xingyu.wu@...rfivetech.com, jack.zhu@...rfivetech.com,
palmer@...belt.com, krzysztof.kozlowski+dt@...aro.org,
william.qiu@...rfivetech.com, shengyang.chen@...rfivetech.com,
changhuang.liang@...rfivetech.com
Subject: Re: [v3 0/6] DRM driver for verisilicon
Hi,
On 2023/12/4 20:33, Keith Zhao wrote:
> This patch is a drm driver for Starfive Soc JH7110,
> I am sending Drm driver part and HDMI driver part.
>
> We used GEM framework for buffer management,
> and for buffer allocation,we use DMA APIs.
>
> the Starfive HDMI servers as interface between a LCD Controller
> and a HDMI bus.
> A HDMI TX consists of one HDMI transmitter controller
> and one HDMI transmitter PHY.
> (Sound support is not include in this patch)
>
> This patchset should be applied on next branch.
Please study Thomas's patch[1][2] carefully and write a good cover letter.
Introduce what each single patch does, demonstrate how the whole driver is
divided and organized, and why. And probably keep contact with him if he
would like to curve your driver to a good shape. :-)
[1] https://lore.kernel.org/dri-devel/20200715145902.13122-1-tzimmermann@suse.de/
[2] https://lore.kernel.org/dri-devel/20231113091439.17181-1-tzimmermann@suse.de/
> V1:
> Changes since v1:
> - Further standardize the yaml file.
> - Dts naming convention improved.
> - Fix the problem of compiling and loading ko files.
> - Use drm new api to automatically manage resources.
> - Drop vs_crtc_funcs&vs_plane_funcs, subdivide the plane's help interface.
> - Reduce the modifiers unused.
> - Optimize the hdmi driver code
>
> V2:
> Changes since v2:
> - fix the error about checking the yaml file.
> - match drm driver GEM DMA API.
> - Delete the custom crtc property .
> - hdmi use drmm_ new api to automatically manage resources.
> - update the modifiers comments.
> - enabling KASAN, fix the error during removing module
>
> V3:
> Changes since v3:
> - Delete the custom plane property.
> - Delete the custom fourcc modifiers.
> - Adjust the calculation mode of hdmi pixclock.
> - Add match data for dc8200 driver.
> - Adjust some magic values.
> - Add a simple encoder for dsi output.
>
> Keith Zhao (6):
> dt-bindings: display: Add yamls for JH7110 display system
> riscv: dts: starfive: jh7110: display subsystem
> drm/vs: Register DRM device
> drm/vs: Add KMS crtc&plane
> drm/vs: Add hdmi driver
> drm/vs: simple encoder
>
> .../starfive/starfive,display-subsystem.yaml | 104 ++
> .../starfive/starfive,dsi-encoder.yaml | 92 ++
> .../starfive/starfive,jh7110-dc8200.yaml | 113 ++
> .../starfive/starfive,jh7110-inno-hdmi.yaml | 82 ++
> .../soc/starfive/starfive,jh7110-syscon.yaml | 1 +
> MAINTAINERS | 8 +
> .../jh7110-starfive-visionfive-2.dtsi | 134 ++
> arch/riscv/boot/dts/starfive/jh7110.dtsi | 49 +
> drivers/gpu/drm/Kconfig | 2 +
> drivers/gpu/drm/Makefile | 1 +
> drivers/gpu/drm/verisilicon/Kconfig | 21 +
> drivers/gpu/drm/verisilicon/Makefile | 12 +
> drivers/gpu/drm/verisilicon/starfive_hdmi.c | 849 ++++++++++++
> drivers/gpu/drm/verisilicon/starfive_hdmi.h | 304 +++++
> drivers/gpu/drm/verisilicon/vs_crtc.c | 208 +++
> drivers/gpu/drm/verisilicon/vs_crtc.h | 42 +
> drivers/gpu/drm/verisilicon/vs_dc.c | 1192 +++++++++++++++++
> drivers/gpu/drm/verisilicon/vs_dc.h | 67 +
> drivers/gpu/drm/verisilicon/vs_dc_hw.c | 1022 ++++++++++++++
> drivers/gpu/drm/verisilicon/vs_dc_hw.h | 580 ++++++++
> drivers/gpu/drm/verisilicon/vs_drv.c | 323 +++++
> drivers/gpu/drm/verisilicon/vs_drv.h | 46 +
> drivers/gpu/drm/verisilicon/vs_modeset.c | 39 +
> drivers/gpu/drm/verisilicon/vs_modeset.h | 10 +
> drivers/gpu/drm/verisilicon/vs_plane.c | 301 +++++
> drivers/gpu/drm/verisilicon/vs_plane.h | 39 +
> drivers/gpu/drm/verisilicon/vs_simple_enc.c | 195 +++
> drivers/gpu/drm/verisilicon/vs_simple_enc.h | 23 +
> drivers/gpu/drm/verisilicon/vs_type.h | 69 +
> 29 files changed, 5928 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/starfive/starfive,display-subsystem.yaml
> create mode 100644 Documentation/devicetree/bindings/display/starfive/starfive,dsi-encoder.yaml
> create mode 100644 Documentation/devicetree/bindings/display/starfive/starfive,jh7110-dc8200.yaml
> create mode 100644 Documentation/devicetree/bindings/display/starfive/starfive,jh7110-inno-hdmi.yaml
> create mode 100644 drivers/gpu/drm/verisilicon/Kconfig
> create mode 100644 drivers/gpu/drm/verisilicon/Makefile
> create mode 100644 drivers/gpu/drm/verisilicon/starfive_hdmi.c
> create mode 100644 drivers/gpu/drm/verisilicon/starfive_hdmi.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_crtc.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_crtc.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_dc.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_dc.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_dc_hw.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_dc_hw.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_drv.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_drv.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_modeset.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_modeset.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_plane.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_plane.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_simple_enc.c
> create mode 100644 drivers/gpu/drm/verisilicon/vs_simple_enc.h
> create mode 100644 drivers/gpu/drm/verisilicon/vs_type.h
>
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