From 0826edb6a5e5b32d38b89d2df3d74c4dac8828dc Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Roberto=20de=20Souza?= Date: Fri, 29 Oct 2021 13:24:32 -0700 Subject: [PATCH] drm/i915/display: Check async flip state of every crtc and plane once MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit For every crtc in state, intel_atomic_check_async() was checking all the crtc and plane states again. v2: comparing pipe ids instead of crtc pointers when iterating over planes Cc: Karthik B S Cc: Vandita Kulkarni Cc: Ville Syrjälä Signed-off-by: José Roberto de Souza Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20211029202432.140745-1-jose.souza@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 38 ++++++++++---------- 1 file changed, 20 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 79cd158503b37..e494028260621 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7707,35 +7707,37 @@ static void kill_bigjoiner_slave(struct intel_atomic_state *state, * correspond to the last vblank and have no relation to the actual time when * the flip done event was sent. */ -static int intel_atomic_check_async(struct intel_atomic_state *state) +static int intel_atomic_check_async(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_crtc_state *old_crtc_state, *new_crtc_state; const struct intel_plane_state *new_plane_state, *old_plane_state; - struct intel_crtc *crtc; struct intel_plane *plane; int i; - for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { - if (intel_crtc_needs_modeset(new_crtc_state)) { - drm_dbg_kms(&i915->drm, "Modeset Required. Async flip not supported\n"); - return -EINVAL; - } + old_crtc_state = intel_atomic_get_old_crtc_state(state, crtc); + new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); - if (!new_crtc_state->hw.active) { - drm_dbg_kms(&i915->drm, "CRTC inactive\n"); - return -EINVAL; - } - if (old_crtc_state->active_planes != new_crtc_state->active_planes) { - drm_dbg_kms(&i915->drm, - "Active planes cannot be changed during async flip\n"); - return -EINVAL; - } + if (intel_crtc_needs_modeset(new_crtc_state)) { + drm_dbg_kms(&i915->drm, "Modeset Required. Async flip not supported\n"); + return -EINVAL; + } + + if (!new_crtc_state->hw.active) { + drm_dbg_kms(&i915->drm, "CRTC inactive\n"); + return -EINVAL; + } + if (old_crtc_state->active_planes != new_crtc_state->active_planes) { + drm_dbg_kms(&i915->drm, + "Active planes cannot be changed during async flip\n"); + return -EINVAL; } for_each_oldnew_intel_plane_in_state(state, plane, old_plane_state, new_plane_state, i) { + if (plane->pipe != crtc->pipe) + continue; + /* * TODO: Async flip is only supported through the page flip IOCTL * as of now. So support currently added for primary plane only. @@ -8054,7 +8056,7 @@ static int intel_atomic_check(struct drm_device *dev, for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { if (new_crtc_state->uapi.async_flip) { - ret = intel_atomic_check_async(state); + ret = intel_atomic_check_async(state, crtc); if (ret) goto fail; } -- 2.30.2