Needed for scanning out of a tiled buffer.
Signed-off-by: Alex Deucher <alexdeuc...@gmail.com>
---
drivers/gpu/drm/radeon/atombios_crtc.c | 5 +++++
drivers/gpu/drm/radeon/evergreen_reg.h | 5 +++++
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c
b/drivers/gpu/drm/radeon/atombios_crtc.c
index 171c551..ed93d24 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -840,6 +840,11 @@ 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);
diff --git a/drivers/gpu/drm/radeon/evergreen_reg.h
b/drivers/gpu/drm/radeon/evergreen_reg.h
index af86af8..5a1759c 100644
--- a/drivers/gpu/drm/radeon/evergreen_reg.h
+++ b/drivers/gpu/drm/radeon/evergreen_reg.h
@@ -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
--
1.5.6.3
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