From: Ville Syrjälä Date: Thu, 10 Feb 2022 10:31:07 +0000 (+0200) Subject: drm/i915/fbc: Fix the plane end Y offset check X-Git-Tag: v5.19~932^2~15^2~100 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=f7bc440bc79ae5dcf648b90209910ea8dba6ef0c;p=mirror_ubuntu-kernels.git drm/i915/fbc: Fix the plane end Y offset check We lost the required >>16 when I refactored the FBC plane state checks. Bring it back so the check does what it's supposed to. Cc: Mika Kahola Fixes: 2e6c99f88679 ("drm/i915/fbc: Nuke lots of crap from intel_fbc_state_cache") Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20220210103107.24492-1-ville.syrjala@linux.intel.com Reviewed-by: Mika Kahola --- diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 465dc4e97ea8..3ec34de35460 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -1125,7 +1125,8 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state, /* Wa_22010751166: icl, ehl, tgl, dg1, rkl */ if (DISPLAY_VER(i915) >= 11 && - (plane_state->view.color_plane[0].y + drm_rect_height(&plane_state->uapi.src)) & 3) { + (plane_state->view.color_plane[0].y + + (drm_rect_height(&plane_state->uapi.src) >> 16)) & 3) { plane_state->no_fbc_reason = "plane end Y offset misaligned"; return false; }