diff options
| author | Maarten Lankhorst <dev@lankhorst.se> | 2025-01-21 15:28:48 +0100 |
|---|---|---|
| committer | Maarten Lankhorst <dev@lankhorst.se> | 2025-01-31 09:42:17 +0100 |
| commit | cf29a866a139519d6274756d65ebc29c9d749034 (patch) | |
| tree | 08120969c3877aac57936d4da07a27214dfccc51 /drivers/gpu/drm/i915/display/intel_plane_initial.c | |
| parent | 220ed690436e919a523bd8cd0ca803268025d4b6 (diff) | |
drm/xe/display: Add intel_plane_initial_vblank_wait
We're changing the driver to have no interrupts during early init for
Xe, so we poll the PIPE_FRMSTMSMP counter instead.
Interrupts cannot be enabled during FB readout because memirq's requires
an allocation. This would overwrite the FB we want to read out.
While it might be possible to also run do the same in i915 and run
it without interrupts, the platforms i915 supports had a less clear
distinction between display and graphics. For this reason I choose
only to touch Xe for now.
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250121142850.4960-1-dev@lankhorst.se
Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_plane_initial.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_plane_initial.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_plane_initial.c b/drivers/gpu/drm/i915/display/intel_plane_initial.c index 6789b7f14095..b1675b46e06c 100644 --- a/drivers/gpu/drm/i915/display/intel_plane_initial.c +++ b/drivers/gpu/drm/i915/display/intel_plane_initial.c @@ -14,6 +14,11 @@ #include "intel_frontbuffer.h" #include "intel_plane_initial.h" +void intel_plane_initial_vblank_wait(struct intel_crtc *crtc) +{ + intel_crtc_wait_for_next_vblank(crtc); +} + static bool intel_reuse_initial_plane_obj(struct intel_crtc *this, const struct intel_initial_plane_config plane_configs[], @@ -442,7 +447,7 @@ void intel_initial_plane_config(struct intel_display *display) intel_find_initial_plane_obj(crtc, plane_configs); if (display->funcs.display->fixup_initial_plane_config(crtc, plane_config)) - intel_crtc_wait_for_next_vblank(crtc); + intel_plane_initial_vblank_wait(crtc); plane_config_fini(plane_config); } |