r600g: x/y coordinates must be divided by block dim in dma blit

Note: this is a candidate for the 9.1 branch.

Reviewed-by: Marek Olšák <maraeo@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

src/gallium/drivers/r600/evergreen_state.c

@@ -3733,6 +3733,7 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
 	struct r600_texture *rdst = (struct r600_texture*)dst;
 	unsigned dst_pitch, src_pitch, bpp, dst_mode, src_mode, copy_height;
 	unsigned src_w, dst_w;
+	unsigned src_x, src_y;
 
 	if (rctx->rings.dma.cs == NULL) {
 		return FALSE;
@@ -3741,6 +3742,11 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
 		return FALSE;
 	}
 
+	src_x = util_format_get_nblocksx(src->format, src_box->x);
+	dst_x = util_format_get_nblocksx(src->format, dst_x);
+	src_y = util_format_get_nblocksy(src->format, src_box->y);
+	dst_y = util_format_get_nblocksy(src->format, dst_y);
+
 	bpp = rdst->surface.bpe;
 	dst_pitch = rdst->surface.level[dst_level].pitch_bytes;
 	src_pitch = rsrc->surface.level[src_level].pitch_bytes;
@@ -3785,7 +3791,7 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
 		 */
 		src_offset= rsrc->surface.level[src_level].offset;
 		src_offset += rsrc->surface.level[src_level].slice_size * src_box->z;
-		src_offset += src_box->y * src_pitch + src_box->x * bpp;
+		src_offset += src_y * src_pitch + src_x * bpp;
 		dst_offset = rdst->surface.level[dst_level].offset;
 		dst_offset += rdst->surface.level[dst_level].slice_size * dst_z;
 		dst_offset += dst_y * dst_pitch + dst_x * bpp;
@@ -3793,7 +3799,7 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
 					src_box->height * src_pitch);
 	} else {
 		evergreen_dma_copy_tile(rctx, dst, dst_level, dst_x, dst_y, dst_z,
-					src, src_level, src_box->x, src_box->y, src_box->z,
+					src, src_level, src_x, src_y, src_box->z,
 					copy_height, dst_pitch, bpp);
 	}
 	return TRUE;

src/gallium/drivers/r600/r600_state.c

@@ -3132,6 +3132,7 @@ boolean r600_dma_blit(struct pipe_context *ctx,
 	struct r600_texture *rdst = (struct r600_texture*)dst;
 	unsigned dst_pitch, src_pitch, bpp, dst_mode, src_mode, copy_height;
 	unsigned src_w, dst_w;
+	unsigned src_x, src_y;
 
 	if (rctx->rings.dma.cs == NULL) {
 		return FALSE;
@@ -3140,6 +3141,11 @@ boolean r600_dma_blit(struct pipe_context *ctx,
 		return FALSE;
 	}
 
+	src_x = util_format_get_nblocksx(src->format, src_box->x);
+	dst_x = util_format_get_nblocksx(src->format, dst_x);
+	src_y = util_format_get_nblocksy(src->format, src_box->y);
+	dst_y = util_format_get_nblocksy(src->format, dst_y);
+
 	bpp = rdst->surface.bpe;
 	dst_pitch = rdst->surface.level[dst_level].pitch_bytes;
 	src_pitch = rsrc->surface.level[src_level].pitch_bytes;
@@ -3172,7 +3178,7 @@ boolean r600_dma_blit(struct pipe_context *ctx,
 		 */
 		src_offset= rsrc->surface.level[src_level].offset;
 		src_offset += rsrc->surface.level[src_level].slice_size * src_box->z;
-		src_offset += src_box->y * src_pitch + src_box->x * bpp;
+		src_offset += src_y * src_pitch + src_x * bpp;
 		dst_offset = rdst->surface.level[dst_level].offset;
 		dst_offset += rdst->surface.level[dst_level].slice_size * dst_z;
 		dst_offset += dst_y * dst_pitch + dst_x * bpp;
@@ -3184,7 +3190,7 @@ boolean r600_dma_blit(struct pipe_context *ctx,
 		r600_dma_copy(rctx, dst, src, dst_offset, src_offset, size);
 	} else {
 		return r600_dma_copy_tile(rctx, dst, dst_level, dst_x, dst_y, dst_z,
-					src, src_level, src_box->x, src_box->y, src_box->z,
+					src, src_level, src_x, src_y, src_box->z,
 					copy_height, dst_pitch, bpp);
 	}
 	return TRUE;