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If the CRTC driver ever needs to access the full DRM state, it can't do so at atomic_enable / atomic_disable time since drm_atomic_helper_swap_state will have cleared the pointer from the struct drm_crtc_state to the struct drm_atomic_state before calling those hooks. In order to allow that, let's pass the full DRM state to atomic_enable and atomic_disable. The conversion was done using the coccinelle script below, built tested on all the drivers and actually tested on vc4. virtual report @@ struct drm_crtc_helper_funcs *FUNCS; identifier dev, state; identifier crtc, crtc_state; @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *state) { <... - FUNCS->atomic_disable(crtc, crtc_state); + FUNCS->atomic_disable(crtc, state); ...> } @@ struct drm_crtc_helper_funcs *FUNCS; identifier dev, state; identifier crtc, crtc_state; @@ drm_atomic_helper_commit_modeset_enables(struct drm_device *dev, struct drm_atomic_state *state) { <... - FUNCS->atomic_enable(crtc, crtc_state); + FUNCS->atomic_enable(crtc, state); ...> } @@ identifier crtc, old_state; @@ struct drm_crtc_helper_funcs { ... - void (*atomic_enable)(struct drm_crtc *crtc, struct drm_crtc_state *old_state); + void (*atomic_enable)(struct drm_crtc *crtc, struct drm_atomic_state *state); ... - void (*atomic_disable)(struct drm_crtc *crtc, struct drm_crtc_state *old_state); + void (*atomic_disable)(struct drm_crtc *crtc, struct drm_atomic_state *state); ... } @ crtc_atomic_func @ identifier helpers; identifier func; @@ ( static struct drm_crtc_helper_funcs helpers = { ..., .atomic_enable = func, ..., }; | static struct drm_crtc_helper_funcs helpers = { ..., .atomic_disable = func, ..., }; ) @ ignores_old_state @ identifier crtc_atomic_func.func; identifier crtc, old_state; @@ void func(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { ... when != old_state } @ adds_old_state depends on crtc_atomic_func && !ignores_old_state @ identifier crtc_atomic_func.func; identifier crtc, old_state; @@ void func(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { + struct drm_crtc_state *old_state = drm_atomic_get_old_crtc_state(state, crtc); ... } @ depends on crtc_atomic_func @ identifier crtc_atomic_func.func; expression E; type T; @@ void func(...) { ... - T state = E; + T crtc_state = E; <+... - state + crtc_state ...+> } @ depends on crtc_atomic_func @ identifier crtc_atomic_func.func; type T; @@ void func(...) { ... - T state; + T crtc_state; <+... - state + crtc_state ...+> } @ depends on crtc_atomic_func @ identifier crtc_atomic_func.func; identifier old_state; identifier crtc; @@ void func(struct drm_crtc *crtc, - struct drm_crtc_state *old_state + struct drm_atomic_state *state ) { ... } @ include depends on adds_old_state @ @@ #include <drm/drm_atomic.h> @ no_include depends on !include && adds_old_state @ @@ + #include <drm/drm_atomic.h> #include <drm/...> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/845aa10ef171fc0ea060495efef142a0c13f7870.1602161031.git-series.maxime@cerno.tech |
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.. | ||
amd | ||
arc | ||
arm | ||
armada | ||
aspeed | ||
ast | ||
atmel-hlcdc | ||
bochs | ||
bridge | ||
etnaviv | ||
exynos | ||
fsl-dcu | ||
gma500 | ||
hisilicon | ||
i2c | ||
i810 | ||
i915 | ||
imx | ||
ingenic | ||
lib | ||
lima | ||
mcde | ||
mediatek | ||
meson | ||
mga | ||
mgag200 | ||
msm | ||
mxsfb | ||
nouveau | ||
omapdrm | ||
panel | ||
panfrost | ||
pl111 | ||
qxl | ||
r128 | ||
radeon | ||
rcar-du | ||
rockchip | ||
savage | ||
scheduler | ||
selftests | ||
shmobile | ||
sis | ||
sti | ||
stm | ||
sun4i | ||
tdfx | ||
tegra | ||
tidss | ||
tilcdc | ||
tiny | ||
ttm | ||
tve200 | ||
udl | ||
v3d | ||
vboxvideo | ||
vc4 | ||
vgem | ||
via | ||
virtio | ||
vkms | ||
vmwgfx | ||
xen | ||
xlnx | ||
zte | ||
drm_agpsupport.c | ||
drm_atomic.c | ||
drm_atomic_helper.c | ||
drm_atomic_state_helper.c | ||
drm_atomic_uapi.c | ||
drm_auth.c | ||
drm_blend.c | ||
drm_bridge.c | ||
drm_bridge_connector.c | ||
drm_bufs.c | ||
drm_cache.c | ||
drm_client.c | ||
drm_client_modeset.c | ||
drm_color_mgmt.c | ||
drm_connector.c | ||
drm_context.c | ||
drm_crtc.c | ||
drm_crtc_helper.c | ||
drm_crtc_helper_internal.h | ||
drm_crtc_internal.h | ||
drm_damage_helper.c | ||
drm_debugfs.c | ||
drm_debugfs_crc.c | ||
drm_dma.c | ||
drm_dp_aux_dev.c | ||
drm_dp_cec.c | ||
drm_dp_dual_mode_helper.c | ||
drm_dp_helper.c | ||
drm_dp_mst_topology.c | ||
drm_dp_mst_topology_internal.h | ||
drm_drv.c | ||
drm_dsc.c | ||
drm_dumb_buffers.c | ||
drm_edid.c | ||
drm_edid_load.c | ||
drm_encoder.c | ||
drm_encoder_slave.c | ||
drm_fb_cma_helper.c | ||
drm_fb_helper.c | ||
drm_file.c | ||
drm_flip_work.c | ||
drm_format_helper.c | ||
drm_fourcc.c | ||
drm_framebuffer.c | ||
drm_gem.c | ||
drm_gem_cma_helper.c | ||
drm_gem_framebuffer_helper.c | ||
drm_gem_shmem_helper.c | ||
drm_gem_ttm_helper.c | ||
drm_gem_vram_helper.c | ||
drm_hashtab.c | ||
drm_hdcp.c | ||
drm_internal.h | ||
drm_ioc32.c | ||
drm_ioctl.c | ||
drm_irq.c | ||
drm_kms_helper_common.c | ||
drm_lease.c | ||
drm_legacy.h | ||
drm_legacy_misc.c | ||
drm_lock.c | ||
drm_managed.c | ||
drm_memory.c | ||
drm_mipi_dbi.c | ||
drm_mipi_dsi.c | ||
drm_mm.c | ||
drm_mode_config.c | ||
drm_mode_object.c | ||
drm_modes.c | ||
drm_modeset_helper.c | ||
drm_modeset_lock.c | ||
drm_of.c | ||
drm_panel.c | ||
drm_panel_orientation_quirks.c | ||
drm_pci.c | ||
drm_plane.c | ||
drm_plane_helper.c | ||
drm_prime.c | ||
drm_print.c | ||
drm_probe_helper.c | ||
drm_property.c | ||
drm_rect.c | ||
drm_scatter.c | ||
drm_scdc_helper.c | ||
drm_self_refresh_helper.c | ||
drm_simple_kms_helper.c | ||
drm_syncobj.c | ||
drm_sysfs.c | ||
drm_trace.h | ||
drm_trace_points.c | ||
drm_vblank.c | ||
drm_vblank_work.c | ||
drm_vm.c | ||
drm_vma_manager.c | ||
drm_writeback.c | ||
Kconfig | ||
Makefile |