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Commit 97d66328 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms: Add crtc tiling setup support for evergreen 



Needed for scanning out of a tiled buffer.

Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 40c4ac1c

drivers/gpu/drm/radeon/atombios_crtc.c

+5 −0
Original line number Diff line number Diff line
@@ -862,6 +862,11 @@ static int evergreen_crtc_set_base(struct drm_crtc *crtc, int x, int y, 
		return -EINVAL;

	}



	if (tiling_flags & RADEON_TILING_MACRO)

		fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1);

	else if (tiling_flags & RADEON_TILING_MICRO)

		fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1);



	switch (radeon_crtc->crtc_id) {

	case 0:

		WREG32(AVIVO_D1VGA_CONTROL, 0);

drivers/gpu/drm/radeon/evergreen_reg.h

+5 −0
Original line number Diff line number Diff line
@@ -61,6 +61,11 @@ 
#       define EVERGREEN_GRPH_FORMAT_8B_BGRA1010102     5

#       define EVERGREEN_GRPH_FORMAT_RGB111110          6

#       define EVERGREEN_GRPH_FORMAT_BGR101111          7

#       define EVERGREEN_GRPH_ARRAY_MODE(x)             (((x) & 0x7) << 20)

#       define EVERGREEN_GRPH_ARRAY_LINEAR_GENERAL      0

#       define EVERGREEN_GRPH_ARRAY_LINEAR_ALIGNED      1

#       define EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1      2

#       define EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1      4

#define EVERGREEN_GRPH_SWAP_CONTROL                     0x680c

#       define EVERGREEN_GRPH_ENDIAN_SWAP(x)            (((x) & 0x3) << 0)

#       define EVERGREEN_GRPH_ENDIAN_NONE               0