diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_crtc.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_crtc.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_crtc.h b/drivers/gpu/drm/i915/display/intel_crtc.h index 73077137fb99..51a4c8df9e65 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.h +++ b/drivers/gpu/drm/i915/display/intel_crtc.h @@ -16,6 +16,16 @@ struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; +/* + * FIXME: We should instead only take spinlocks once for the entire update + * instead of once per mmio. + */ +#if IS_ENABLED(CONFIG_PROVE_LOCKING) +#define VBLANK_EVASION_TIME_US 250 +#else +#define VBLANK_EVASION_TIME_US 100 +#endif + int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, int usecs); u32 intel_crtc_max_vblank_count(const struct intel_crtc_state *crtc_state); |