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drm/radeon: fix texture uploads with large 3d textures (bug 13980)

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Texture uploads could hit the blitter coordinate limit, adjust the texture
offset when uploading the pieces. Make sure to check the end address of the
upload too.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Roland Scheidegger 2008-06-19 11:36:04 +10:00 committed by Dave Airlie
parent c0beb2a723
commit 9156cf09f5
1 changed files with 11 additions and 3 deletions
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14
drivers/char/drm/radeon_state.c
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@ -1662,7 +1662,7 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
u32 height;
int i;
u32 texpitch, microtile;
u32 offset;
u32 offset, byte_offset;
RING_LOCALS;
if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex->offset)) {
@ -1727,6 +1727,13 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
} else
microtile = 0;
/* this might fail for zero-sized uploads - are those illegal? */
if (!radeon_check_offset(dev_priv, tex->offset + image->height *
blit_width - 1)) {
DRM_ERROR("Invalid final destination offset\n");
return -EINVAL;
}
DRM_DEBUG("tex=%dx%d blit=%d\n", tex_width, tex->height, blit_width);
do {
@ -1840,6 +1847,7 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
}
#undef RADEON_COPY_MT
byte_offset = (image->y & ~2047) * blit_width;
buf->file_priv = file_priv;
buf->used = size;
offset = dev_priv->gart_buffers_offset + buf->offset;
@ -1854,9 +1862,9 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
RADEON_DP_SRC_SOURCE_MEMORY |
RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS);
OUT_RING((spitch << 22) | (offset >> 10));
OUT_RING((texpitch << 22) | (tex->offset >> 10));
OUT_RING((texpitch << 22) | ((tex->offset >> 10) + (byte_offset >> 10)));
OUT_RING(0);
OUT_RING((image->x << 16) | image->y);
OUT_RING((image->x << 16) | (image->y % 2048));
OUT_RING((image->width << 16) | height);
RADEON_WAIT_UNTIL_2D_IDLE();
ADVANCE_RING();