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Commit 1e99cfa8 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt Committed by Dave Airlie
Browse files

drm/ast: Fix HW cursor image 



The translation from the X driver to the KMS one typo'ed a couple
of array indices, causing the HW cursor to look weird (blocky with
leaking edge colors). This fixes it.

Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 46d987af

drivers/gpu/drm/ast/ast_mode.c

+2 −2
Original line number Diff line number Diff line
@@ -1104,8 +1104,8 @@ static u32 copy_cursor_image(u8 *src, u8 *dst, int width, int height) 
			srcdata32[1].ul = *((u32 *)(srcxor + 4)) & 0xf0f0f0f0;

			data32.b[0] = srcdata32[0].b[1] | (srcdata32[0].b[0] >> 4);

			data32.b[1] = srcdata32[0].b[3] | (srcdata32[0].b[2] >> 4);

			data32.b[2] = srcdata32[0].b[1] | (srcdata32[1].b[0] >> 4);

			data32.b[3] = srcdata32[0].b[3] | (srcdata32[1].b[2] >> 4);

			data32.b[2] = srcdata32[1].b[1] | (srcdata32[1].b[0] >> 4);

			data32.b[3] = srcdata32[1].b[3] | (srcdata32[1].b[2] >> 4);



			writel(data32.ul, dstxor);

			csum += data32.ul;