Merge tag 'drm-misc-next-2024-02-29' into msm-next

Merge to pick up commit 47f419e07111 ("drm/dp: move
intel_dp_vsc_sdp_pack() to generic helper")

drm-misc-next for v6.9:

UAPI Changes:

Cross-subsystem Changes:

backlight:
- corgi: include backlight header

fbdev:
- Cleanup includes in public header file
- fbtft: Include backlight header

Core Changes:

edid:
- Remove built-in EDID data

dp:
- Avoid AUX transfers on powered-down displays
- Add VSC SDP helpers

modesetting:
- Add sanity checks for polling
- Cleanups

scheduler:
- Cleanups

tests:
- Add helpers for mode-setting tests

Driver Changes:

i915:
- Use shared VSC SDP helper

mgag200:
- Work around PCI write bursts

mxsfb:
- Use managed mode config

nouveau:
- Include backlight header where necessary

qiac:
- Cleanups

sun4:
- HDMI: updates to atomic mode setting

tegra:
- Fix GEM refounting in error paths

tidss:
- Fix multi display
- Fix initial Z position

v3d:
- Support display MMU page size

Signed-off-by: Rob Clark <robdclark@chromium.org>

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 511dc1544854..392d93e97bf8 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -2624,3 +2624,31 @@ skl_get_initial_plane_config(struct intel_crtc *crtc,
 error:
 	kfree(intel_fb);
 }
+
+bool skl_fixup_initial_plane_config(struct intel_crtc *crtc,
+				    const struct intel_initial_plane_config *plane_config)
+{
+	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+	struct intel_plane *plane = to_intel_plane(crtc->base.primary);
+	const struct intel_plane_state *plane_state =
+		to_intel_plane_state(plane->base.state);
+	enum plane_id plane_id = plane->id;
+	enum pipe pipe = crtc->pipe;
+	u32 base;
+
+	if (!plane_state->uapi.visible)
+		return false;
+
+	base = intel_plane_ggtt_offset(plane_state);
+
+	/*
+	 * We may have moved the surface to a different
+	 * part of ggtt, make the plane aware of that.
+	 */
+	if (plane_config->base == base)
+		return false;
+
+	intel_de_write(i915, PLANE_SURF(pipe, plane_id), base);
+
+	return true;
+}