From 3c8b97a45b824712452b1425ed5cac3b97286439 Mon Sep 17 00:00:00 2001 From: Anuj Phogat Date: Tue, 28 Jul 2015 10:47:35 -0700 Subject: [PATCH] i965/gen9: Don't use fast copy blit in case of non power of 2 cpp Fast copy blit is currently enabled for use only with Yf/Ys tiling. Signed-off-by: Anuj Phogat Reviewed-by: Jordan Justen --- src/mesa/drivers/dri/i965/intel_blit.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/i965/intel_blit.c b/src/mesa/drivers/dri/i965/intel_blit.c index bd204aa3ce8..474a476c541 100644 --- a/src/mesa/drivers/dri/i965/intel_blit.c +++ b/src/mesa/drivers/dri/i965/intel_blit.c @@ -427,8 +427,10 @@ can_fast_copy_blit(struct brw_context *brw, if ((dst_offset | src_offset) & 63) return false; - /* Color depth greater than 128 bits not supported. */ - if (cpp > 16) + /* Color depths which are not power of 2 or greater than 128 bits are + * not supported. + */ + if (!_mesa_is_pow_two(cpp) || cpp > 16) return false; /* For Fast Copy Blits the pitch cannot be a negative number. So, bit 15 -- 2.30.2