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drm/i915: Add a .color_post_update() hook

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We're going to need stuff after the color management
register latching has happened. Add a corresponding hook.

Cc: <stable@vger.kernel.org> #v5.19+
Cc: Manasi Navare <navaremanasi@google.com>
Cc: Drew Davenport <ddavenport@chromium.org>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230320095438.17328-4-ville.syrjala@linux.intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
(cherry picked from commit 3962ca4e080a525fc9eae87aa6b2286f1fae351d)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2023-03-20 11:54:35 +02:00 committed by Jani Nikula
parent a8e03e00b6
commit c880f855d1
3 changed files with 17 additions and 0 deletions
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13
drivers/gpu/drm/i915/display/intel_color.c
View File

@ -46,6 +46,11 @@ struct intel_color_funcs {
* registers involved with the same commit.
*/
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
@ -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);

1
drivers/gpu/drm/i915/display/intel_color.h
View File

@ -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,

3
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -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,