From: Nemesa Garg Date: Wed, 26 Nov 2025 08:41:52 +0000 (+0530) Subject: drm/i915/crtc: Expose sharpness only if num_scalers is >= 2 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1552691f960a9ee182a80b754d076e055b7545c5;p=thirdparty%2Fkernel%2Flinux.git drm/i915/crtc: Expose sharpness only if num_scalers is >= 2 CASF requires the second scaler for sharpness. Do not expose the SHARPNESS_STRENGTH property if the CRTC has fewer than two scalers. v2: Modify header and commit message. [Ankit] Signed-off-by: Nemesa Garg Reviewed-by: Ankit Nautiyal Signed-off-by: Animesh Manna Link: https://patch.msgid.link/20251126084152.3905905-1-nemesa.garg@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c index 2fe645860385d..5e1e02c8d9d44 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.c +++ b/drivers/gpu/drm/i915/display/intel_crtc.c @@ -395,7 +395,7 @@ int intel_crtc_init(struct intel_display *display, enum pipe pipe) drm_WARN_ON(display->drm, drm_crtc_index(&crtc->base) != crtc->pipe); - if (HAS_CASF(display)) + if (HAS_CASF(display) && crtc->num_scalers >= 2) drm_crtc_create_sharpness_strength_property(&crtc->base); return 0;