From 8910a07b10d33fc16a7d9e91a5375d7f79c97773 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 7 Apr 2026 18:50:44 +0300 Subject: [PATCH] drm/i915/fb: Reject per-plane remapping with DPT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We currently create a single DPT for the entire FB, so we can't actually do the per-plane remap. Reject it for now. Signed-off-by: Ville Syrjälä Link: https://patch.msgid.link/20260407155053.32156-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_fb.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c index 4b0afea1c456..52a619088e8e 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.c +++ b/drivers/gpu/drm/i915/display/intel_fb.c @@ -1252,6 +1252,10 @@ static bool intel_plane_can_remap(const struct intel_plane_state *plane_state) if (intel_fb_is_ccs_modifier(fb->modifier)) return false; + /* TODO implement remapping with DPT */ + if (intel_fb_uses_dpt(fb)) + return false; + /* Linear needs a page aligned stride for remapping */ if (fb->modifier == DRM_FORMAT_MOD_LINEAR) { unsigned int alignment = intel_tile_size(display) - 1;