From c880f855d1e240a956dcfce884269bad92fc849c Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Mon, 20 Mar 2023 11:54:35 +0200 Subject: [PATCH] drm/i915: Add a .color_post_update() hook MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We're going to need stuff after the color management register latching has happened. Add a corresponding hook. Cc: #v5.19+ Cc: Manasi Navare Cc: Drew Davenport Cc: Imre Deak Cc: Jouni Högander Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20230320095438.17328-4-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak (cherry picked from commit 3962ca4e080a525fc9eae87aa6b2286f1fae351d) Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_color.c | 13 +++++++++++++ drivers/gpu/drm/i915/display/intel_color.h | 1 + drivers/gpu/drm/i915/display/intel_display.c | 3 +++ 3 files changed, 17 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index aa70229..b1d0b49 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -47,6 +47,11 @@ struct intel_color_funcs { */ void (*color_commit_arm)(const struct intel_crtc_state *crtc_state); /* + * Perform any extra tasks needed after all the + * double buffered registers have been latched. + */ + void (*color_post_update)(const struct intel_crtc_state *crtc_state); + /* * Load LUTs (and other single buffered color management * registers). Will (hopefully) be called during the vblank * following the latching of any double buffered registers @@ -1411,6 +1416,14 @@ void intel_color_commit_arm(const struct intel_crtc_state *crtc_state) i915->display.funcs.color->color_commit_arm(crtc_state); } +void intel_color_post_update(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + + if (i915->display.funcs.color->color_post_update) + i915->display.funcs.color->color_post_update(crtc_state); +} + void intel_color_prepare_commit(struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); diff --git a/drivers/gpu/drm/i915/display/intel_color.h b/drivers/gpu/drm/i915/display/intel_color.h index d620b5b..8002492 100644 --- a/drivers/gpu/drm/i915/display/intel_color.h +++ b/drivers/gpu/drm/i915/display/intel_color.h @@ -21,6 +21,7 @@ void intel_color_prepare_commit(struct intel_crtc_state *crtc_state); void intel_color_cleanup_commit(struct intel_crtc_state *crtc_state); void intel_color_commit_noarm(const struct intel_crtc_state *crtc_state); void intel_color_commit_arm(const struct intel_crtc_state *crtc_state); +void intel_color_post_update(const struct intel_crtc_state *crtc_state); void intel_color_load_luts(const struct intel_crtc_state *crtc_state); void intel_color_get_config(struct intel_crtc_state *crtc_state); bool intel_color_lut_equal(const struct intel_crtc_state *crtc_state, diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 208b1b5..1a5ffa9 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1209,6 +1209,9 @@ static void intel_post_plane_update(struct intel_atomic_state *state, if (needs_cursorclk_wa(old_crtc_state) && !needs_cursorclk_wa(new_crtc_state)) icl_wa_cursorclkgating(dev_priv, pipe, false); + + if (intel_crtc_needs_color_update(new_crtc_state)) + intel_color_post_update(new_crtc_state); } static void intel_crtc_enable_flip_done(struct intel_atomic_state *state, -- 2.7.4