d7ffe3b384
num_channels has been introduced since "ac/surface: don't set
the display flag for obviously unsupported cases".
Based on RadeonSI.
Fixes: e29facff31 ("ac/surface: don't set the display flag for obviously unsupported cases (v2)")
Cc: 18.1 <mesa-stable@lists.freedesktop.org>
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>