linux-kernel - Re: [PATCH v5 1/3] drm/rockchip: Add basic drm driver

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Message-ID: <CAF6AEGu+EBtYyfpthk8NaPuh6cAQXDc+=hnNORRZqb4t=yO00g@mail.gmail.com>
Date:	Thu, 25 Sep 2014 19:56:34 -0400
From:	Rob Clark <robdclark@...il.com>
To:	Mark yao <mark.yao@...k-chips.com>
Cc:	Heiko Stübner <heiko@...ech.de>,
	Boris BREZILLON <boris.brezillon@...e-electrons.com>,
	David Airlie <airlied@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	Grant Likely <grant.likely@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	John Stultz <john.stultz@...aro.org>,
	Rom Lemarchand <romlem@...gle.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	linux-doc@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	linux-api@...r.kernel.org, linux-rockchip@...ts.infradead.org,
	Douglas Anderson <dianders@...omium.org>,
	Stéphane Marchesin <marcheu@...omium.org>,
	dbehr@...omium.org, Olof Johansson <olof@...om.net>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Jianqun Xu <xjq@...k-chips.com>, kfx@...k-chips.com,
	jeff chen <cym@...k-chips.com>, Eddie Cai <cf@...k-chips.com>,
	Chris Zhong <zyw@...k-chips.com>,
	simon xue <xxm@...k-chips.com>,
	Tao Huang <huangtao@...k-chips.com>,
	Kever Yang <kever.yang@...k-chips.com>, yxj@...k-chips.com,
	王晓腾 <wxt@...k-chips.com>, xw@...k-chips.com
Subject: Re: [PATCH v5 1/3] drm/rockchip: Add basic drm driver

On Tue, Sep 23, 2014 at 10:12 PM, Mark yao <mark.yao@...k-chips.com> wrote:
> This patch adds the basic structure of a DRM Driver for Rockchip Socs.
>
> Signed-off-by: Mark yao <mark.yao@...k-chips.com>

Looks like my comments are addressed, so:

Reviewed-by: Rob Clark <robdclark@...il.com>

> ---
> Changes in v2:
> - 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.
> - use vop reset at first init
> - reference framebuffer when used and unreference when swap out vop
>
> 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.
>
>  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   |  509 +++++++++
>  drivers/gpu/drm/rockchip/rockchip_drm_drv.h   |  120 +++
>  drivers/gpu/drm/rockchip/rockchip_drm_fb.c    |  201 ++++
>  drivers/gpu/drm/rockchip/rockchip_drm_fb.h    |   28 +
>  drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c |  230 +++++
>  drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h |   20 +
>  drivers/gpu/drm/rockchip/rockchip_drm_gem.c   |  341 ++++++
>  drivers/gpu/drm/rockchip/rockchip_drm_gem.h   |   55 +
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.c   | 1373 +++++++++++++++++++++++++
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.h   |  187 ++++
>  14 files changed, 3092 insertions(+)
>  create mode 100644 drivers/gpu/drm/rockchip/Kconfig
>  create mode 100644 drivers/gpu/drm/rockchip/Makefile
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_drv.c
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_drv.h
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_fb.c
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_fb.h
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_gem.c
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_gem.h
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_vop.c
>  create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_vop.h
--
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