Re: [PATCH v11 0/3] Add drm driver for Rockchip Socs

[Mark yao <mark.yao@rock-chips.com>]

Hi
I think Rockchip drm driver is ready now, can it land?

Thanks.
On 2014年10月08日 18:23, Mark Yao wrote:
> This a series of patches is a DRM Driver for Rockchip Socs, add support
> for vop devices. Future patches will add additional encoders/connectors,
> such as eDP, HDMI.
>
> The basic "crtc" for rockchip is a "VOP" - Video Output Processor.
> the vop devices found on Rockchip rk3288 Soc, rk3288 soc have two similar
> Vop devices. Vop devices support iommu mapping, we use dma-mapping API with
> ARM_DMA_USE_IOMMU.
>
> Changes in v2:
> - add DRM master device node to list all display nodes that comprise
>    the graphics subsystem.
> - use the component framework to defer main drm driver probe
>    until all VOP devices have been probed.
> - use dma-mapping API with ARM_DMA_USE_IOMMU, create dma mapping by
>    master device and each vop device can shared the drm dma mapping.
> - use drm_crtc_init_with_planes and drm_universal_plane_init.
> - remove unnecessary middle layers.
> - add cursor set, move funcs to rockchip drm crtc.
> - add vop reset.
>
> Changes in v3:
> - change "crtc->fb" to "crtc->primary-fb"
> Adviced by Daniel Vetter
> - init cursor plane with universal api, remove unnecessary cursor set,move
>
> Changes in v4:
> Adviced by David Herrmann
> - remove drm_platform_*() usage, use register drm device directly.
> Adviced by Rob Clark
> - remove special mmap ioctl, do userspace mmap with normal mmap() or mmap offset
>
> Changes in v5:
> Adviced by Arnd Bergmann
> - doing DMA start with a 32-bit masks with dma_mask and dma_coherent_mark
> - fix some incorrect dependencies.
> Adviced by Boris BREZILLON
> - fix some mistake and bugs.
> Adviced by Daniel Vetter
> - drop all special ioctl and use generic kms ioctl instead.
> Adviced by Rob Clark
> - use unlocked api for drm_fb_helper_restore_fbdev_mode.
> - remove unused rockchip_gem_prime_import_sg_table.
>
> Changes in v6:
> - set gem buffer pitch 64 bytes align, needed by mali gpu.
> Adviced by Daniel Kurtz
> - fix some mistake, bugs, remove unused define, more better code style etc.
> - use clk_prepare()/unprepare() at probe()/remove() and clk_enable()/disable()
>    at runtime instead of clk_prepare_enable().
> - provide a help function from vop for encoder to do mode config, instead of
>    using drm_diaplay_mode private method.
> - change vop mode_set timing to make it more safely.
>
> Changes in v7:
> - fix memory leakage problem.
>
> Changes in v8:
> - fix iommu crash when use dual crtc.
> - use frame start interrupt for vsync instead of line flag interrupt,
> because the win config take affect at frame start time, if we use ling flag
> interrupt, the address check often failed.
> Adviced by Daniel Kurtz
> - fix some bugs, mistake, remove unused function
> - keep clock and vop disabled when probe end
> - use drm_plane_helper_check_update to check update_plane if vaild
>
> Changes in v9:
> - fix suspend and resume bug, make iommu attach and detach safely.
> - fix mail info style.
>
> Changes in v10:
> Adviced by Andrzej Hajda
> - check drm_dev if it's NULL at PM suspend/resume
> Adviced by Sean Paul
> - use drm_fb_helper_prepare to init fb_helper funcs
> - Optimized code structure and remove some unnecessary Variables.
>
> Changes in v11:
> - fix mistake that use wrong variable at rockchip sys_resume/sys_suspend
>
> Mark yao (3):
>    drm: rockchip: Add basic drm driver
>    dt-bindings: video: Add for rockchip display subsytem
>    dt-bindings: video: Add documentation for rockchip vop
>
>   .../devicetree/bindings/video/rockchip-drm.txt     |   19 +
>   .../devicetree/bindings/video/rockchip-vop.txt     |   58 +
>   drivers/gpu/drm/Kconfig                            |    2 +
>   drivers/gpu/drm/Makefile                           |    1 +
>   drivers/gpu/drm/rockchip/Kconfig                   |   17 +
>   drivers/gpu/drm/rockchip/Makefile                  |    8 +
>   drivers/gpu/drm/rockchip/rockchip_drm_drv.c        |  449 ++++++
>   drivers/gpu/drm/rockchip/rockchip_drm_drv.h        |   54 +
>   drivers/gpu/drm/rockchip/rockchip_drm_fb.c         |  200 +++
>   drivers/gpu/drm/rockchip/rockchip_drm_fb.h         |   28 +
>   drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c      |  210 +++
>   drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h      |   20 +
>   drivers/gpu/drm/rockchip/rockchip_drm_gem.c        |  293 ++++
>   drivers/gpu/drm/rockchip/rockchip_drm_gem.h        |   54 +
>   drivers/gpu/drm/rockchip/rockchip_drm_vop.c        | 1427 ++++++++++++++++++++
>   drivers/gpu/drm/rockchip/rockchip_drm_vop.h        |  196 +++
>   16 files changed, 3036 insertions(+)
>