On 13 April 2016 at 00:08, Daniel Vetter <daniel@xxxxxxxx> wrote: > On Mon, Apr 11, 2016 at 04:55:33PM +0800, Xinliang Liu wrote: >> This patch set adds a new drm driver for HiSilicon Kirin hi6220 SoC. >> Current testing and support board is Hikey board which is one of Linaro >> 96boards. It is an arm64 open source board. For more information about >> this board, please access https://www.96boards.org. >> >> Hardware Detail >> --------------- >> The display subsystem of Hi6220 SoC is shown as bellow: >> +-----+ +----------+ +-----+ +-------------+ >> | | | | | | | | >> | FB |------>| ADE |---->| DSI |---->| External | >> | | | | | | | HDMI/panel | >> +-----+ +----------+ +-----+ +-------------+ >> >> - ADE(Advanced Display Engine) is the display controller. It contains 7 >> channels, 3 overlay compositors and a LDI. >> - A channel looks like: DMA-->clip-->scale-->ctrans(or called csc). >> - Overlay compositor is response to compose planes which come from 7 >> channels and pass composed image to LDI. >> - LDI is response to generate timings and RGB data stream. >> - DSI converts the RGB data stream from ADE to DSI packets. >> - External HDMI/panel module is connected with DSI bus. Now Hikey use a >> ADI's ADV7533 external HDMI chip. > > I haven't looked at the details again, but seems it's all ready. Please > create a pull request for the entire pile against drm-next and submit it > to Dave Airlie. Thanks Daniel, will send pull request to Dave soon. Best, -xinliang > > Thanks, Daniel > >> >> Change History >> ------------- >> Changes in v8: >> - Rebase to v4.6-rc3 >> >> Changes in v7: >> - Add config.mutex protection when accessing mode_config.connector_list. >> - Clean up match data getting of kirin_drm_drv.c. >> - A few Regs define clean up and typo fixs for ADE crtc and DSI encoder >> driver. >> - Fix vblank irq flag "DRIVER_IRQF_SHARED" to "IRQF_SHARED". >> >> Changes in v6: >> - Cleanup values part of reg and clocks relevant properties. >> - Change "pclk_dsi" clock name to "pclk". >> >> Changes in v5: >> - Remove endpoint unit address of dsi output port. >> - Use syscon to access ADE media NOC QoS registers instread of directly >> writing registers. >> - Use reset controller to reset ADE instead of directly writing registers. >> >> Changes in v4: >> - Describe more specific of clocks and ports of binding docs. >> - Fix indentation of binding docs. >> >> Changes in v3: >> - Move and rename all the files to kirin sub-directory. >> So that we could separate different seires SoCs' driver. >> - Make ade as the drm master node. >> - Replace drm_platform_init, load, unload implementation. >> - Use assigned-clocks to set clock rate. >> - Use ports to connect display relevant nodes. >> - Rename hisi_drm_dsi.c to dw_drm_dsi.c >> - Make encoder type as DRM_MODE_ENCODER_DSI. >> - A few cleanup on regs and code. >> >> Changes in v2: >> - Remove abtraction layer of plane/crtc/encoder/connector. >> - Refactor atomic implementation according to Daniel Vetter's guides: >> http://blog.ffwll.ch/2014/11/atomic-modeset-support-for-kms-drivers.html >> http://blog.ffwll.ch/2015/09/xdc-2015-atomic-modesetting-for-drivers.html >> http://blog.ffwll.ch/2015/08/atomic-modesetting-design-overview.html >> - Use bridge instead of slave encoder to connect external HDMI. >> - Move dt binding docs to bindings/display/hisilicon directory. >> >> Xinliang Liu (10): >> drm/hisilicon: Add device tree binding for hi6220 display subsystem >> drm/hisilicon: Add hisilicon kirin drm master driver >> drm/hisilicon: Add crtc driver for ADE >> drm/hisilicon: Add plane driver for ADE >> drm/hisilicon: Add vblank driver for ADE >> drm/hisilicon: Add cma fbdev and hotplug >> drm/hisilicon: Add designware dsi encoder driver >> drm/hisilicon: Add designware dsi host driver >> drm/hisilicon: Add support for external bridge >> MAINTAINERS: Add maintainer for hisilicon DRM driver >> >> .../bindings/display/hisilicon/dw-dsi.txt | 72 ++ >> .../bindings/display/hisilicon/hisi-ade.txt | 64 ++ >> MAINTAINERS | 10 + >> drivers/gpu/drm/Kconfig | 2 + >> drivers/gpu/drm/Makefile | 1 + >> drivers/gpu/drm/hisilicon/Kconfig | 5 + >> drivers/gpu/drm/hisilicon/Makefile | 5 + >> drivers/gpu/drm/hisilicon/kirin/Kconfig | 10 + >> drivers/gpu/drm/hisilicon/kirin/Makefile | 5 + >> drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c | 857 ++++++++++++++++ >> drivers/gpu/drm/hisilicon/kirin/dw_dsi_reg.h | 103 ++ >> drivers/gpu/drm/hisilicon/kirin/kirin_ade_reg.h | 230 +++++ >> drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c | 1057 ++++++++++++++++++++ >> drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 367 +++++++ >> drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h | 31 + >> 15 files changed, 2819 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/display/hisilicon/dw-dsi.txt >> create mode 100644 Documentation/devicetree/bindings/display/hisilicon/hisi-ade.txt >> create mode 100644 drivers/gpu/drm/hisilicon/Kconfig >> create mode 100644 drivers/gpu/drm/hisilicon/Makefile >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/Kconfig >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/Makefile >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/dw_dsi_reg.h >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/kirin_ade_reg.h >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c >> create mode 100644 drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h >> >> -- >> 2.8.0 >> > > -- > Daniel Vetter > Software Engineer, Intel Corporation > http://blog.ffwll.ch -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
