[PATCH 0/2] drm: Treewide plane/crtc legacy state sweeping
Jani Nikula
jani.nikula at linux.intel.com
Fri Oct 25 09:59:05 UTC 2024
On Fri, 25 Oct 2024, Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> On Wed, Oct 02, 2024 at 09:21:58PM +0300, Ville Syrjala wrote:
>> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>>
>> An attempt to hide the drm_plane/crtc legacy state better.
>>
>> This also highlights the fact that a lot of supposedly
>> atomic drivers are poking around in the legacy crtc state,
>> which is rather questionable. For planes we did force the
>> legacy state to NULL already to force drivers to behave.
>> But even then it seems capable of confusing people with
>> its high profile location directly under drm_plane.
>>
>> This might end up as some kind of conflict
>> galore, but the alternative would involve trying
>> to wean the atomic drivers off one by one,
>> which would probably take forever. At least with
>> this the issue becomes visible and shouldn't be
>> forgotten as easily.
>
> Ping, anyone have thoughts on this? I'd like to get something
> like this in at some point to make the legacy state (ab)users
> easily visible...
On the approach,
Acked-by: Jani Nikula <jani.nikula at intel.com>
with or without converting legacy into a pointer, up to you.
>
>>
>> The cc list was getting way out of hand, so I had
>> to trim it a bit. Hopefully I didn't chop off too
>> many names...
>>
>> Cc: Abhinav Kumar <quic_abhinavk at quicinc.com>
>> Cc: Alain Volmat <alain.volmat at foss.st.com>
>> Cc: Alex Deucher <alexander.deucher at amd.com>
>> Cc: Alexey Brodkin <abrodkin at synopsys.com>
>> Cc: amd-gfx at lists.freedesktop.org
>> Cc: Andy Yan <andy.yan at rock-chips.com>
>> Cc: "Christian König" <christian.koenig at amd.com>
>> Cc: Danilo Krummrich <dakr at redhat.com>
>> Cc: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
>> Cc: freedreno at lists.freedesktop.org
>> Cc: Hans de Goede <hdegoede at redhat.com>
>> Cc: "Heiko Stübner" <heiko at sntech.de>
>> Cc: Inki Dae <inki.dae at samsung.com>
>> Cc: Jyri Sarha <jyri.sarha at iki.fi>
>> Cc: Karol Herbst <kherbst at redhat.com>
>> Cc: linux-amlogic at lists.infradead.org
>> Cc: linux-arm-msm at vger.kernel.org
>> Cc: linux-arm-msm at vger.kernel.orga
>> Cc: linux-mediatek at lists.infradead.org
>> Cc: linux-renesas-soc at vger.kernel.org
>> Cc: Liviu Dudau <liviu.dudau at arm.com>
>> Cc: Lyude Paul <lyude at redhat.com>
>> Cc: "Maíra Canal" <mairacanal at riseup.net>
>> Cc: Marijn Suijten <marijn.suijten at somainline.org>
>> Cc: nouveau at lists.freedesktop.org
>> Cc: nouveau at lists.freedesktop.orga
>> Cc: Patrik Jakobsson <patrik.r.jakobsson at gmail.com>
>> Cc: Rob Clark <robdclark at gmail.com>
>> Cc: Russell King <linux at armlinux.org.uk>
>> Cc: Sandy Huang <hjc at rock-chips.com>
>> Cc: Sean Paul <sean at poorly.run>
>> Cc: spice-devel at lists.freedesktop.org
>> Cc: virtualization at lists.linux.dev
>> Cc: xen-devel at lists.xenproject.org
>> Cc: Xinhui Pan <Xinhui.Pan at amd.com>
>> Cc: Zack Rusin <zack.rusin at broadcom.com>
>>
>> Ville Syrjälä (2):
>> drm: Move plane->{fb,old_fb,crtc} to legacy sub-structure
>> drm: Move crtc->{x,y,mode,enabled} to legacy sub-structure
>>
>> .../gpu/drm/amd/amdgpu/amdgpu_connectors.c | 7 +-
>> drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 20 ++---
>> drivers/gpu/drm/amd/amdgpu/amdgpu_pll.c | 2 +-
>> drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c | 2 +-
>> drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 35 ++++----
>> drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 35 ++++----
>> drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 37 ++++-----
>> drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 35 ++++----
>> .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 14 ++--
>> .../amd/display/amdgpu_dm/amdgpu_dm_crtc.c | 2 +-
>> drivers/gpu/drm/amd/pm/amdgpu_dpm_internal.c | 4 +-
>> drivers/gpu/drm/arm/hdlcd_drv.c | 2 +-
>> drivers/gpu/drm/arm/malidp_hw.c | 2 +-
>> drivers/gpu/drm/armada/armada_crtc.c | 12 ++-
>> drivers/gpu/drm/ast/ast_dp.c | 8 +-
>> drivers/gpu/drm/drm_atomic.c | 6 +-
>> drivers/gpu/drm/drm_atomic_helper.c | 8 +-
>> drivers/gpu/drm/drm_client_modeset.c | 10 +--
>> drivers/gpu/drm/drm_crtc.c | 31 +++----
>> drivers/gpu/drm/drm_crtc_helper.c | 80 ++++++++++---------
>> drivers/gpu/drm/drm_fb_helper.c | 12 +--
>> drivers/gpu/drm/drm_framebuffer.c | 4 +-
>> drivers/gpu/drm/drm_plane.c | 69 ++++++++--------
>> drivers/gpu/drm/drm_plane_helper.c | 6 +-
>> drivers/gpu/drm/drm_vblank.c | 2 +-
>> drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 +-
>> drivers/gpu/drm/gma500/cdv_intel_display.c | 2 +-
>> drivers/gpu/drm/gma500/cdv_intel_dp.c | 6 +-
>> drivers/gpu/drm/gma500/cdv_intel_hdmi.c | 3 +-
>> drivers/gpu/drm/gma500/cdv_intel_lvds.c | 6 +-
>> drivers/gpu/drm/gma500/gma_display.c | 22 ++---
>> drivers/gpu/drm/gma500/oaktrail_crtc.c | 2 +-
>> drivers/gpu/drm/gma500/psb_intel_display.c | 2 +-
>> drivers/gpu/drm/gma500/psb_intel_lvds.c | 6 +-
>> drivers/gpu/drm/gma500/psb_intel_sdvo.c | 8 +-
>> drivers/gpu/drm/i2c/ch7006_drv.c | 7 +-
>> drivers/gpu/drm/i2c/sil164_drv.c | 2 +-
>> .../drm/i915/display/intel_modeset_setup.c | 4 +-
>> drivers/gpu/drm/imx/lcdc/imx-lcdc.c | 31 ++++---
>> drivers/gpu/drm/mediatek/mtk_crtc.c | 6 +-
>> drivers/gpu/drm/meson/meson_overlay.c | 2 +-
>> drivers/gpu/drm/meson/meson_plane.c | 8 +-
>> drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 18 +++--
>> drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 6 +-
>> drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 16 ++--
>> drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c | 4 +-
>> drivers/gpu/drm/nouveau/dispnv04/crtc.c | 25 +++---
>> drivers/gpu/drm/nouveau/dispnv04/cursor.c | 2 +-
>> drivers/gpu/drm/nouveau/dispnv04/dfp.c | 2 +-
>> drivers/gpu/drm/nouveau/dispnv04/disp.c | 4 +-
>> .../gpu/drm/nouveau/dispnv04/tvmodesnv17.c | 4 +-
>> drivers/gpu/drm/nouveau/dispnv04/tvnv17.c | 7 +-
>> drivers/gpu/drm/nouveau/nouveau_connector.c | 6 +-
>> drivers/gpu/drm/qxl/qxl_display.c | 6 +-
>> drivers/gpu/drm/radeon/atombios_crtc.c | 28 +++----
>> drivers/gpu/drm/radeon/cik.c | 12 +--
>> drivers/gpu/drm/radeon/evergreen.c | 16 ++--
>> drivers/gpu/drm/radeon/r100.c | 16 ++--
>> drivers/gpu/drm/radeon/r600_cs.c | 2 +-
>> drivers/gpu/drm/radeon/r600_dpm.c | 4 +-
>> drivers/gpu/drm/radeon/radeon_connectors.c | 7 +-
>> drivers/gpu/drm/radeon/radeon_cursor.c | 29 +++----
>> drivers/gpu/drm/radeon/radeon_device.c | 2 +-
>> drivers/gpu/drm/radeon/radeon_display.c | 26 +++---
>> drivers/gpu/drm/radeon/radeon_drv.c | 2 +-
>> drivers/gpu/drm/radeon/radeon_legacy_crtc.c | 16 ++--
>> .../gpu/drm/radeon/radeon_legacy_encoders.c | 2 +-
>> drivers/gpu/drm/radeon/radeon_pm.c | 2 +-
>> drivers/gpu/drm/radeon/rs600.c | 10 +--
>> drivers/gpu/drm/radeon/rs690.c | 22 ++---
>> drivers/gpu/drm/radeon/rs780_dpm.c | 6 +-
>> drivers/gpu/drm/radeon/rv515.c | 30 +++----
>> drivers/gpu/drm/radeon/rv770.c | 2 +-
>> drivers/gpu/drm/radeon/si.c | 14 ++--
>> .../gpu/drm/renesas/rcar-du/rcar_du_crtc.c | 2 +-
>> .../gpu/drm/renesas/shmobile/shmob_drm_crtc.c | 2 +-
>> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 6 +-
>> drivers/gpu/drm/sti/sti_crtc.c | 4 +-
>> drivers/gpu/drm/sti/sti_cursor.c | 2 +-
>> drivers/gpu/drm/sti/sti_gdp.c | 2 +-
>> drivers/gpu/drm/sti/sti_hqvdp.c | 2 +-
>> drivers/gpu/drm/sti/sti_tvout.c | 6 +-
>> drivers/gpu/drm/sti/sti_vid.c | 2 +-
>> drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 10 +--
>> drivers/gpu/drm/tiny/arcpgu.c | 2 +-
>> drivers/gpu/drm/vboxvideo/vbox_mode.c | 2 +-
>> drivers/gpu/drm/vc4/vc4_dpi.c | 2 +-
>> drivers/gpu/drm/vc4/vc4_plane.c | 4 +-
>> drivers/gpu/drm/virtio/virtgpu_display.c | 4 +-
>> drivers/gpu/drm/vkms/vkms_composer.c | 4 +-
>> drivers/gpu/drm/vkms/vkms_crtc.c | 2 +-
>> drivers/gpu/drm/vkms/vkms_writeback.c | 4 +-
>> drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 8 +-
>> drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c | 18 +++--
>> drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c | 9 ++-
>> drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c | 4 +-
>> drivers/gpu/drm/vmwgfx/vmwgfx_vkms.c | 2 +-
>> drivers/gpu/drm/xen/xen_drm_front_kms.c | 2 +-
>> include/drm/drm_crtc.h | 75 ++++++++---------
>> include/drm/drm_plane.h | 52 ++++++------
>> 100 files changed, 599 insertions(+), 547 deletions(-)
>>
>> --
>> 2.45.2
--
Jani Nikula, Intel
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