From 9ba383c2408426662fdc295336ebaa63ec91eb26 Mon Sep 17 00:00:00 2001 From: Chaitanya Kumar Borah Date: Mon, 1 Jun 2026 13:59:51 +0530 Subject: [PATCH] =?UTF-8?q?drm/i915/display:=20Don=E2=80=99t=20use=20atomi?= =?UTF-8?q?c=20state=20back-pointer=20to=20derive=20color=20pipeline?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Instead of relying on the plane_state->uapi.state back-pointer to reach the intel_atomic_state inside intel_plane_color_copy_uapi_to_hw_state(), accept the intel_atomic_state as an argument to make the dependency explicit. Update intel_plane_copy_uapi_to_hw_state() and its callers accordingly. Call sites that do not have an atomic state available (e.g. legacy cursor update and initial plane setup) pass NULL. In such cases, skip color pipeline programming as there is no corresponding atomic colorop state to consume. v2: - Rebase Suggested-by: Ville Syrjälä Assisted-by: GitHub-Copilot:Claude-Sonnet-4.6 Signed-off-by: Chaitanya Kumar Borah Reviewed-by: Uma Shankar Signed-off-by: Uma Shankar Link: https://patch.msgid.link/20260601082953.128539-2-chaitanya.kumar.borah@intel.com --- drivers/gpu/drm/i915/display/intel_cursor.c | 2 +- .../drm/i915/display/intel_initial_plane.c | 2 +- drivers/gpu/drm/i915/display/intel_plane.c | 22 +++++++++++-------- drivers/gpu/drm/i915/display/intel_plane.h | 3 ++- 4 files changed, 17 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c index 52347668f27d..88384dea868b 100644 --- a/drivers/gpu/drm/i915/display/intel_cursor.c +++ b/drivers/gpu/drm/i915/display/intel_cursor.c @@ -876,7 +876,7 @@ intel_legacy_cursor_update(struct drm_plane *_plane, new_plane_state->uapi.crtc_w = crtc_w; new_plane_state->uapi.crtc_h = crtc_h; - intel_plane_copy_uapi_to_hw_state(new_plane_state, new_plane_state, crtc); + intel_plane_copy_uapi_to_hw_state(NULL, new_plane_state, new_plane_state, crtc); ret = intel_plane_atomic_check_with_state(crtc_state, new_crtc_state, old_plane_state, new_plane_state); diff --git a/drivers/gpu/drm/i915/display/intel_initial_plane.c b/drivers/gpu/drm/i915/display/intel_initial_plane.c index 6aa253678ec9..e414b5d1085c 100644 --- a/drivers/gpu/drm/i915/display/intel_initial_plane.c +++ b/drivers/gpu/drm/i915/display/intel_initial_plane.c @@ -170,7 +170,7 @@ intel_find_initial_plane_obj(struct intel_crtc *crtc, drm_framebuffer_get(fb); plane_state->uapi.crtc = &crtc->base; - intel_plane_copy_uapi_to_hw_state(plane_state, plane_state, crtc); + intel_plane_copy_uapi_to_hw_state(NULL, plane_state, plane_state, crtc); atomic_or(plane->frontbuffer_bit, &to_intel_frontbuffer(fb)->bits); diff --git a/drivers/gpu/drm/i915/display/intel_plane.c b/drivers/gpu/drm/i915/display/intel_plane.c index 2a52b36c646c..74100629bb3e 100644 --- a/drivers/gpu/drm/i915/display/intel_plane.c +++ b/drivers/gpu/drm/i915/display/intel_plane.c @@ -381,25 +381,27 @@ intel_plane_colorop_replace_blob(struct intel_plane_state *plane_state, } static void -intel_plane_color_copy_uapi_to_hw_state(struct intel_plane_state *plane_state, +intel_plane_color_copy_uapi_to_hw_state(struct intel_atomic_state *state, + struct intel_plane_state *plane_state, const struct intel_plane_state *from_plane_state, struct intel_crtc *crtc) { struct drm_colorop *iter_colorop, *colorop; struct drm_colorop_state *new_colorop_state; - struct drm_atomic_commit *state = plane_state->uapi.state; struct intel_colorop *intel_colorop; struct drm_property_blob *blob; - struct intel_atomic_state *intel_atomic_state = to_intel_atomic_state(state); - struct intel_crtc_state *new_crtc_state = intel_atomic_state ? - intel_atomic_get_new_crtc_state(intel_atomic_state, crtc) : NULL; + struct intel_crtc_state *new_crtc_state = state ? + intel_atomic_get_new_crtc_state(state, crtc) : NULL; bool changed = false; int i = 0; + if (!state) + return; + iter_colorop = from_plane_state->uapi.color_pipeline; while (iter_colorop) { - for_each_new_colorop_in_state(state, colorop, new_colorop_state, i) { + for_each_new_colorop_in_state(&state->base, colorop, new_colorop_state, i) { if (new_colorop_state->colorop == iter_colorop) { blob = new_colorop_state->bypass ? NULL : new_colorop_state->data; intel_colorop = to_intel_colorop(colorop); @@ -415,7 +417,8 @@ intel_plane_color_copy_uapi_to_hw_state(struct intel_plane_state *plane_state, new_crtc_state->plane_color_changed = true; } -void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state, +void intel_plane_copy_uapi_to_hw_state(struct intel_atomic_state *state, + struct intel_plane_state *plane_state, const struct intel_plane_state *from_plane_state, struct intel_crtc *crtc) { @@ -444,7 +447,7 @@ void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state, plane_state->uapi.src = drm_plane_state_src(&from_plane_state->uapi); plane_state->uapi.dst = drm_plane_state_dest(&from_plane_state->uapi); - intel_plane_color_copy_uapi_to_hw_state(plane_state, from_plane_state, crtc); + intel_plane_color_copy_uapi_to_hw_state(state, plane_state, from_plane_state, crtc); } void intel_plane_copy_hw_state(struct intel_plane_state *plane_state, @@ -841,7 +844,8 @@ static int plane_atomic_check(struct intel_atomic_state *state, old_primary_crtc_plane_state, new_primary_crtc_plane_state); - intel_plane_copy_uapi_to_hw_state(new_plane_state, + intel_plane_copy_uapi_to_hw_state(state, + new_plane_state, new_primary_crtc_plane_state, crtc); diff --git a/drivers/gpu/drm/i915/display/intel_plane.h b/drivers/gpu/drm/i915/display/intel_plane.h index a6338bba72d9..87c79a644052 100644 --- a/drivers/gpu/drm/i915/display/intel_plane.h +++ b/drivers/gpu/drm/i915/display/intel_plane.h @@ -35,7 +35,8 @@ unsigned int intel_plane_pixel_rate(const struct intel_crtc_state *crtc_state, unsigned int intel_plane_data_rate(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state, int color_plane); -void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state, +void intel_plane_copy_uapi_to_hw_state(struct intel_atomic_state *state, + struct intel_plane_state *plane_state, const struct intel_plane_state *from_plane_state, struct intel_crtc *crtc); void intel_plane_copy_hw_state(struct intel_plane_state *plane_state,