Commit de0ea9ad authored by Russell King's avatar Russell King
Browse files

drm/armada: fix YUV planar format framebuffer offsets 



We weren't correctly calculating the YUV planar offsets for subsampled
chroma planes correctly - fix up the coordinates for planes 1 and 2.

Signed-off-by: default avatarRussell King <rmk+kernel@armlinux.org.uk>
parent d6a48965

drivers/gpu/drm/armada/armada_crtc.c

+7 −1
Original line number Diff line number Diff line
@@ -176,7 +176,13 @@ void armada_drm_plane_calc_addrs(u32 *addrs, struct drm_framebuffer *fb, 
	if (num_planes > 3)

		num_planes = 3;



	for (i = 0; i < num_planes; i++)

	addrs[0] = addr + fb->offsets[0] + y * fb->pitches[0] +

		   x * format->cpp[0];



	y /= format->vsub;

	x /= format->hsub;



	for (i = 1; i < num_planes; i++)

		addrs[i] = addr + fb->offsets[i] + y * fb->pitches[i] +

			     x * format->cpp[i];

	for (; i < 3; i++)

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