On Sat, Jun 09, 2018 at 03:17:58PM +0200, Thomas Zimmermann wrote:
> This patch set replaces functions named {un,reference} by their {put,get}
> counterparts. Each patch also removes the replaced functions from the DRM
> core and deletes them from the related Coccinelle script.
> Affected data types are struct drm_connector, struct drm_framebuffer,
> struct drm_gem_object, and struct drm_device.
>
> This change fixes the related item on the DRM TODO list.
>
> With the reference-counting functions being named {put,get}, the DRM
> interface is more aligned to Linux kernel nameing standard. The patch
> set does not change driver-internal interfaces.
>
> Possible future changes: Most of DRM's remaining {un/ref} functions
> perform additional tasks besides reference counting and should
> probably not be renamed. Exceptions are ttm_bo_{reference,unref} and
> ttm_object_file_{un/ref}. These functions mostly perform reference
> counting, but would require additional changes to the calling code
> besides renaming.
>
>
> Thomas Zimmermann (7):
> drm: Replace drm_connector_{un/reference} with drm_connector_{put,get}
> drm: Replace drm_framebuffer_{un/reference} with
> drm_framebuffer_{put,get}
> drm: Replace drm_gem_object_{un/reference} with
> drm_gem_object_{put,get}
> drm: Replace __drm_gem_object_unreference with __drm_gem_object_put
> drm: Replace drm_gem_object_unreference_unlocked with put function
> drm: Replace drm_dev_unref with drm_dev_put
> drm: Clean up after DRM put/get conversion
You're touching lots of drivers here, which needs at least some acks from
driver maintainers. scripts/get_maintainers.pl helps with figuring that
out.
It might also be good to split up some of the patches into per-driver
patches.
-Daniel
>
> Documentation/gpu/todo.rst | 17 -----
> drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 +-
> drivers/gpu/drm/arc/arcpgu_drv.c | 8 +--
> drivers/gpu/drm/armada/armada_crtc.c | 8 +--
> drivers/gpu/drm/armada/armada_drv.c | 6 +-
> drivers/gpu/drm/armada/armada_overlay.c | 2 +-
> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 8 +--
> drivers/gpu/drm/bochs/bochs_fbdev.c | 2 +-
> drivers/gpu/drm/bochs/bochs_mm.c | 10 +--
> drivers/gpu/drm/drm_drv.c | 13 ----
> drivers/gpu/drm/etnaviv/etnaviv_drv.c | 8 +--
> drivers/gpu/drm/exynos/exynos_drm_drv.c | 4 +-
> drivers/gpu/drm/exynos/exynos_drm_fb.c | 2 +-
> drivers/gpu/drm/exynos/exynos_drm_gem.c | 10 +--
> drivers/gpu/drm/exynos/exynos_drm_plane.c | 2 +-
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 8 +--
> drivers/gpu/drm/gma500/framebuffer.c | 2 +-
> drivers/gpu/drm/gma500/gem.c | 2 +-
> drivers/gpu/drm/gma500/gma_display.c | 6 +-
> drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 4 +-
> drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 8 +--
> drivers/gpu/drm/i915/i915_gem_object.h | 13 +---
> drivers/gpu/drm/i915/intel_display.c | 4 +-
> drivers/gpu/drm/i915/intel_dp_mst.c | 2 +-
> drivers/gpu/drm/i915/selftests/huge_pages.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_context.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_evict.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_object.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_request.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_vma.c | 2 +-
> drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c | 2 +-
> drivers/gpu/drm/imx/imx-drm-core.c | 8 +--
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 6 +-
> drivers/gpu/drm/msm/adreno/a5xx_debugfs.c | 4 +-
> drivers/gpu/drm/msm/adreno/a5xx_power.c | 2 +-
> drivers/gpu/drm/msm/adreno/a5xx_preempt.c | 2 +-
> drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c | 4 +-
> drivers/gpu/drm/msm/msm_drv.c | 8 +--
> drivers/gpu/drm/msm/msm_gem_submit.c | 4 +-
> drivers/gpu/drm/mxsfb/mxsfb_drv.c | 4 +-
> drivers/gpu/drm/nouveau/dispnv04/crtc.c | 2 +-
> drivers/gpu/drm/nouveau/dispnv50/disp.c | 2 +-
> drivers/gpu/drm/nouveau/nouveau_abi16.c | 2 +-
> drivers/gpu/drm/nouveau/nouveau_display.c | 8 +--
> drivers/gpu/drm/nouveau/nouveau_fbcon.c | 2 +-
> drivers/gpu/drm/nouveau/nouveau_gem.c | 14 ++--
> drivers/gpu/drm/nouveau/nouveau_platform.c | 2 +-
> drivers/gpu/drm/omapdrm/omap_drv.c | 6 +-
> drivers/gpu/drm/omapdrm/omap_fb.c | 2 +-
> drivers/gpu/drm/omapdrm/omap_fbdev.c | 2 +-
> drivers/gpu/drm/omapdrm/omap_gem.c | 4 +-
> drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c | 2 +-
> drivers/gpu/drm/pl111/pl111_drv.c | 14 ++--
> drivers/gpu/drm/qxl/qxl_drv.c | 2 +-
> drivers/gpu/drm/rcar-du/rcar_du_drv.c | 2 +-
> drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 4 +-
> drivers/gpu/drm/shmobile/shmob_drm_drv.c | 4 +-
> drivers/gpu/drm/sti/sti_drv.c | 8 +--
> drivers/gpu/drm/stm/drv.c | 10 +--
> drivers/gpu/drm/sun4i/sun4i_drv.c | 4 +-
> drivers/gpu/drm/tegra/drm.c | 8 +--
> drivers/gpu/drm/tinydrm/core/tinydrm-core.c | 6 +-
> drivers/gpu/drm/tve200/tve200_drv.c | 10 +--
> drivers/gpu/drm/udl/udl_drv.c | 2 +-
> drivers/gpu/drm/vc4/vc4_drv.c | 8 +--
> drivers/gpu/drm/vgem/vgem_drv.c | 2 +-
> drivers/gpu/drm/virtio/virtgpu_drm_bus.c | 2 +-
> drivers/gpu/drm/zte/zx_drm_drv.c | 4 +-
> include/drm/drm_connector.h | 24 -------
> include/drm/drm_drv.h | 1 -
> include/drm/drm_framebuffer.h | 24 -------
> include/drm/drm_gem.h | 50 --------------
> scripts/coccinelle/api/drm-get-put.cocci | 78 ----------------------
> 75 files changed, 156 insertions(+), 372 deletions(-)
> delete mode 100644 scripts/coccinelle/api/drm-get-put.cocci
>
> --
> 2.14.4
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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