[PATCH v2 00/37] drm: Deduplicate fb format information (v2)

Ville Syrjälä ville.syrjala at linux.intel.com
Wed Dec 14 21:37:46 UTC 2016


On Fri, Nov 18, 2016 at 09:52:36PM +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Second installment of my effort to remove the duplicated
> depth/bpp/pixel_format from drm_framebuffer and just use
> struct drm_format_info instead.
> 
> I tried to address all of the review feedback, and collect
> up all the r-bs I already got. Thanks for the review, guys.
> 
> Changes since the last version are roughly:
> * drm_framebuffer_init() now fails if the fb isn't properly prepared
> * Applied mode cocciry all over to use fb->format more extensively
> * Dropped a few i915 specific patches that were taken care of the
>   previous item
> * Took up Laurent's idea that we can just compare the fb->format
>   pointers instead of comparing the fb->format->format values
> * Added a new .get_format_info() hooks for drivers to provide custom
>   format information + an quick example patch how we'd hook it up
>   for i915 render compression support
> 
> Link to the previous version:
> https://lists.freedesktop.org/archives/dri-devel/2016-November/124135.html
> 
> Entire series is available here:
> git://github.com/vsyrjala/linux.git fb_format_dedup_2
> 
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: Alexey Brodkin <abrodkin at synopsys.com>
> Cc: Ben Skeggs <bskeggs at redhat.com>
> Cc: Ben Widawsky <ben at bwidawsk.net>
> Cc: Brian Starkey <brian.starkey at arm.com>
> Cc: "Christian König" <christian.koenig at amd.com>
> Cc: Dave Airlie <airlied at redhat.com>
> Cc: Gerd Hoffmann <kraxel at redhat.com>
> Cc: intel-gfx at lists.freedesktop.org
> Cc: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> Cc: linux-graphics-maintainer at vmware.com
> Cc: Liviu Dudau <liviu.dudau at arm.com>
> Cc: Mali DP Maintainers <malidp at foss.arm.com>
> Cc: Patrik Jakobsson <patrik.r.jakobsson at gmail.com>
> Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
> Cc: Sinclair Yeh <syeh at vmware.com>
> Cc: Thomas Hellstrom <thellstrom at vmware.com>
> 
> Ville Syrjälä (37):
>   drm/i915: Add local 'fb' variables
>   drm/radeon: Add local 'fb' variables
>   drm/radeon: Use DIV_ROUND_UP()
>   drm/mgag200: Add local 'fb' variable
>   drm/ast: Add local 'fb' variables
>   drm/gma500: Add some local 'fb' variables
>   drm/cirrus: Add some local 'fb' variables
>   drm/arcpgu: Add local 'fb' variables
>   drm/arm: Add local 'fb' variables
>   drm/nouveau: Fix crtc->primary->fb vs. drm_fb fail
>   drm/nouveau: Add local 'fb' variables

I've pushed up to here to drm-misc-next. Thanks for the reviews.

I re-ran spatch to regenerate some of the later patches as there had
been a bit of churn in the code. I've reposted the changed patches,
and if no one screams I'll be pushing the rest tomorrowish.

>   drm/vmwgfx: Populate fb->dev before drm_framebuffer_init()
>   drm: Pass 'dev' to drm_helper_mode_fill_fb_struct()
>   drm/vmwgfx: Populate fb->pixel_format
>   drm/qxl: Call drm_helper_mode_fill_fb_struct() before
>     drm_framebuffer_init()
>   drm/virtio: Call drm_helper_mode_fill_fb_struct() before
>     drm_framebuffer_init()
>   drm/i915: Set fb->dev early on for inherited fbs
>   drm: Populate fb->dev from drm_helper_mode_fill_fb_struct()
>   drm: Store a pointer to drm_format_info under drm_framebuffer
>   drm/vmwgfx: Populate fb->format correctly
>   drm/i915: Populate fb->format early for inherited fbs
>   drm: Reject fbs w/o format info in drm_framebuffer_init()
>   drm: Replace drm_format_num_planes() with fb->format->num_planes
>   drm/i915: Eliminate the ugly 'fb?:' constructs from the ilk/skl wm
>     code
>   drm: Replace drm_format_plane_cpp() with fb->format->cpp[]
>   drm/fb_cma_helper: Replace drm_format_info() with fb->format
>   drm/nouveau: Use fb->format rather than drm_format_info()
>   drm/i915: Store a pointer to the pixel format info for fbc
>   drm: Add drm_framebuffer_plane_{width,height}()
>   drm/i915: Use drm_framebuffer_plane_{width,height}() where possible
>   drm: Nuke fb->depth
>   drm: Nuke fb->bits_per_pixel
>   drm: Nuke fb->pixel_format
>   drm: Replace 'format->format' comparisons to just 'format' comparisons
>   drm: Eliminate the useless "non-RGB fb" debug message
>   drm: Add mode_config .get_format_info() hook
>   drm/i915: Implement .get_format_info() hook for CCS
> 
>  drivers/gpu/drm/amd/amdgpu/amdgpu_display.c     |   2 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c          |   4 +-
>  drivers/gpu/drm/amd/amdgpu/dce_v10_0.c          |   6 +-
>  drivers/gpu/drm/amd/amdgpu/dce_v11_0.c          |   6 +-
>  drivers/gpu/drm/amd/amdgpu/dce_v6_0.c           |   6 +-
>  drivers/gpu/drm/amd/amdgpu/dce_v8_0.c           |   6 +-
>  drivers/gpu/drm/arc/arcpgu_crtc.c               |   3 +-
>  drivers/gpu/drm/arm/hdlcd_crtc.c                |  18 ++--
>  drivers/gpu/drm/arm/malidp_planes.c             |  10 +--
>  drivers/gpu/drm/armada/armada_crtc.c            |   6 +-
>  drivers/gpu/drm/armada/armada_fb.c              |   2 +-
>  drivers/gpu/drm/armada/armada_fbdev.c           |   5 +-
>  drivers/gpu/drm/armada/armada_overlay.c         |   6 +-
>  drivers/gpu/drm/ast/ast_fb.c                    |   4 +-
>  drivers/gpu/drm/ast/ast_main.c                  |   2 +-
>  drivers/gpu/drm/ast/ast_mode.c                  |  16 ++--
>  drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_layer.c |   2 +-
>  drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c |  22 ++---
>  drivers/gpu/drm/bochs/bochs_fbdev.c             |   2 +-
>  drivers/gpu/drm/bochs/bochs_mm.c                |   2 +-
>  drivers/gpu/drm/cirrus/cirrus_fbdev.c           |   6 +-
>  drivers/gpu/drm/cirrus/cirrus_main.c            |   2 +-
>  drivers/gpu/drm/cirrus/cirrus_mode.c            |   9 +-
>  drivers/gpu/drm/drm_atomic.c                    |   8 +-
>  drivers/gpu/drm/drm_crtc.c                      |   4 +-
>  drivers/gpu/drm/drm_crtc_helper.c               |   3 +-
>  drivers/gpu/drm/drm_fb_cma_helper.c             |  13 ++-
>  drivers/gpu/drm/drm_fb_helper.c                 |  10 +--
>  drivers/gpu/drm/drm_fourcc.c                    |  25 ++++++
>  drivers/gpu/drm/drm_framebuffer.c               |  62 +++++++++++--
>  drivers/gpu/drm/drm_modeset_helper.c            |  22 +----
>  drivers/gpu/drm/drm_plane.c                     |   6 +-
>  drivers/gpu/drm/exynos/exynos5433_drm_decon.c   |   6 +-
>  drivers/gpu/drm/exynos/exynos7_drm_decon.c      |   8 +-
>  drivers/gpu/drm/exynos/exynos_drm_fb.c          |   2 +-
>  drivers/gpu/drm/exynos/exynos_drm_fbdev.c       |   6 +-
>  drivers/gpu/drm/exynos/exynos_drm_fimd.c        |   4 +-
>  drivers/gpu/drm/exynos/exynos_mixer.c           |  12 +--
>  drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c     |   4 +-
>  drivers/gpu/drm/gma500/accel_2d.c               |   2 +-
>  drivers/gpu/drm/gma500/framebuffer.c            |   6 +-
>  drivers/gpu/drm/gma500/gma_display.c            |  13 +--
>  drivers/gpu/drm/gma500/mdfld_intel_display.c    |  17 ++--
>  drivers/gpu/drm/gma500/oaktrail_crtc.c          |  13 +--
>  drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c |   6 +-
>  drivers/gpu/drm/i915/i915_debugfs.c             |  11 +--
>  drivers/gpu/drm/i915/i915_drv.h                 |   4 +-
>  drivers/gpu/drm/i915/intel_atomic_plane.c       |   4 +-
>  drivers/gpu/drm/i915/intel_display.c            | 115 ++++++++++++++++--------
>  drivers/gpu/drm/i915/intel_fbc.c                |  14 +--
>  drivers/gpu/drm/i915/intel_fbdev.c              |  10 +--
>  drivers/gpu/drm/i915/intel_overlay.c            |  26 +++---
>  drivers/gpu/drm/i915/intel_pm.c                 |  67 +++++++-------
>  drivers/gpu/drm/i915/intel_sprite.c             |  14 +--
>  drivers/gpu/drm/imx/ipuv3-plane.c               |  40 ++++-----
>  drivers/gpu/drm/mediatek/mtk_drm_fb.c           |   2 +-
>  drivers/gpu/drm/mediatek/mtk_drm_plane.c        |   4 +-
>  drivers/gpu/drm/mgag200/mgag200_fb.c            |   4 +-
>  drivers/gpu/drm/mgag200/mgag200_main.c          |   2 +-
>  drivers/gpu/drm/mgag200/mgag200_mode.c          |  23 ++---
>  drivers/gpu/drm/msm/mdp/mdp4/mdp4_plane.c       |   2 +-
>  drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c       |   4 +-
>  drivers/gpu/drm/msm/msm_fb.c                    |  12 +--
>  drivers/gpu/drm/msm/msm_fbdev.c                 |   2 +-
>  drivers/gpu/drm/nouveau/dispnv04/crtc.c         |  17 ++--
>  drivers/gpu/drm/nouveau/dispnv04/dfp.c          |   3 +-
>  drivers/gpu/drm/nouveau/dispnv04/overlay.c      |   8 +-
>  drivers/gpu/drm/nouveau/nouveau_display.c       |   4 +-
>  drivers/gpu/drm/nouveau/nouveau_fbcon.c         |   3 +-
>  drivers/gpu/drm/nouveau/nv50_display.c          |  14 ++-
>  drivers/gpu/drm/omapdrm/omap_fb.c               |  12 +--
>  drivers/gpu/drm/omapdrm/omap_fbdev.c            |   2 +-
>  drivers/gpu/drm/qxl/qxl_display.c               |   2 +-
>  drivers/gpu/drm/qxl/qxl_draw.c                  |   2 +-
>  drivers/gpu/drm/qxl/qxl_fb.c                    |   5 +-
>  drivers/gpu/drm/radeon/atombios_crtc.c          |  19 ++--
>  drivers/gpu/drm/radeon/r100.c                   |  10 ++-
>  drivers/gpu/drm/radeon/radeon_display.c         |   8 +-
>  drivers/gpu/drm/radeon/radeon_fb.c              |   4 +-
>  drivers/gpu/drm/radeon/radeon_legacy_crtc.c     |  16 ++--
>  drivers/gpu/drm/rcar-du/rcar_du_plane.c         |   4 +-
>  drivers/gpu/drm/rcar-du/rcar_du_vsp.c           |   4 +-
>  drivers/gpu/drm/rockchip/rockchip_drm_fb.c      |   2 +-
>  drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c   |   5 +-
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.c     |  22 ++---
>  drivers/gpu/drm/shmobile/shmob_drm_crtc.c       |   6 +-
>  drivers/gpu/drm/shmobile/shmob_drm_plane.c      |   4 +-
>  drivers/gpu/drm/sti/sti_gdp.c                   |  10 +--
>  drivers/gpu/drm/sti/sti_hqvdp.c                 |   2 +-
>  drivers/gpu/drm/sun4i/sun4i_backend.c           |   5 +-
>  drivers/gpu/drm/tegra/dc.c                      |   8 +-
>  drivers/gpu/drm/tegra/drm.c                     |   5 +-
>  drivers/gpu/drm/tegra/fb.c                      |   6 +-
>  drivers/gpu/drm/tilcdc/tilcdc_crtc.c            |   4 +-
>  drivers/gpu/drm/tilcdc/tilcdc_plane.c           |   4 +-
>  drivers/gpu/drm/udl/udl_fb.c                    |   6 +-
>  drivers/gpu/drm/vc4/vc4_plane.c                 |   8 +-
>  drivers/gpu/drm/virtio/virtgpu_display.c        |   3 +-
>  drivers/gpu/drm/virtio/virtgpu_fb.c             |   4 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_fb.c              |  13 +--
>  drivers/gpu/drm/vmwgfx/vmwgfx_kms.c             |  29 ++++--
>  drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c             |   5 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c            |   4 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c            |   2 +-
>  drivers/gpu/drm/zte/zx_plane.c                  |   4 +-
>  include/drm/drm_fourcc.h                        |   6 ++
>  include/drm/drm_framebuffer.h                   |  27 +++---
>  include/drm/drm_mode_config.h                   |  15 ++++
>  include/drm/drm_modeset_helper.h                |   3 +-
>  include/uapi/drm/drm_fourcc.h                   |   3 +
>  110 files changed, 641 insertions(+), 470 deletions(-)
> 
> -- 
> 2.7.4

-- 
Ville Syrjälä
Intel OTC


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