nir: Add nir_foreach_shader_in/out_variable helpers
[mesa.git] / src / gallium / drivers / radeonsi / cik_sdma.c
index 396cecc4b44453b0fabe5cfcd149f568fa2f365d..d9ba9ad88b8f37b2e96d796b3d7b8e5120181ace 100644 (file)
@@ -1,6 +1,7 @@
 /*
  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
- * Copyright 2014,2015 Advanced Micro Devices, Inc.
+ * Copyright 2015 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *      Jerome Glisse
  */
 
-#include "sid.h"
 #include "si_pipe.h"
-#include "radeon/r600_cs.h"
-
-#include "util/u_format.h"
-
-static void cik_sdma_do_copy_buffer(struct si_context *ctx,
-                                   struct pipe_resource *dst,
-                                   struct pipe_resource *src,
-                                   uint64_t dst_offset,
-                                   uint64_t src_offset,
-                                   uint64_t size)
-{
-       struct radeon_winsys_cs *cs = ctx->b.dma.cs;
-       unsigned i, ncopy, csize;
-       struct r600_resource *rdst = (struct r600_resource*)dst;
-       struct r600_resource *rsrc = (struct r600_resource*)src;
-
-       dst_offset += r600_resource(dst)->gpu_address;
-       src_offset += r600_resource(src)->gpu_address;
-
-       ncopy = DIV_ROUND_UP(size, CIK_SDMA_COPY_MAX_SIZE);
-       r600_need_dma_space(&ctx->b, ncopy * 7);
-
-       radeon_add_to_buffer_list(&ctx->b, &ctx->b.dma, rsrc, RADEON_USAGE_READ,
-                             RADEON_PRIO_SDMA_BUFFER);
-       radeon_add_to_buffer_list(&ctx->b, &ctx->b.dma, rdst, RADEON_USAGE_WRITE,
-                             RADEON_PRIO_SDMA_BUFFER);
-
-       for (i = 0; i < ncopy; i++) {
-               csize = MIN2(size, CIK_SDMA_COPY_MAX_SIZE);
-               cs->buf[cs->cdw++] = CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY,
-                                                    CIK_SDMA_COPY_SUB_OPCODE_LINEAR,
-                                                    0);
-               cs->buf[cs->cdw++] = csize;
-               cs->buf[cs->cdw++] = 0; /* src/dst endian swap */
-               cs->buf[cs->cdw++] = src_offset;
-               cs->buf[cs->cdw++] = src_offset >> 32;
-               cs->buf[cs->cdw++] = dst_offset;
-               cs->buf[cs->cdw++] = dst_offset >> 32;
-               dst_offset += csize;
-               src_offset += csize;
-               size -= csize;
-       }
-}
+#include "sid.h"
 
-static void cik_sdma_copy_buffer(struct si_context *ctx,
-                                struct pipe_resource *dst,
-                                struct pipe_resource *src,
-                                uint64_t dst_offset,
-                                uint64_t src_offset,
-                                uint64_t size)
+static unsigned minify_as_blocks(unsigned width, unsigned level, unsigned blk_w)
 {
-       struct r600_resource *rdst = (struct r600_resource*)dst;
-
-       /* Mark the buffer range of destination as valid (initialized),
-        * so that transfer_map knows it should wait for the GPU when mapping
-        * that range. */
-       util_range_add(&rdst->valid_buffer_range, dst_offset,
-                      dst_offset + size);
-
-       cik_sdma_do_copy_buffer(ctx, dst, src, dst_offset, src_offset, size);
-       r600_dma_emit_wait_idle(&ctx->b);
+   width = u_minify(width, level);
+   return DIV_ROUND_UP(width, blk_w);
 }
 
-static unsigned minify_as_blocks(unsigned width, unsigned level, unsigned blk_w)
+static unsigned encode_tile_info(struct si_context *sctx, struct si_texture *tex, unsigned level,
+                                 bool set_bpp)
 {
-       width = u_minify(width, level);
-       return DIV_ROUND_UP(width, blk_w);
+   struct radeon_info *info = &sctx->screen->info;
+   unsigned tile_index = tex->surface.u.legacy.tiling_index[level];
+   unsigned macro_tile_index = tex->surface.u.legacy.macro_tile_index;
+   unsigned tile_mode = info->si_tile_mode_array[tile_index];
+   unsigned macro_tile_mode = info->cik_macrotile_mode_array[macro_tile_index];
+
+   return (set_bpp ? util_logbase2(tex->surface.bpe) : 0) | (G_009910_ARRAY_MODE(tile_mode) << 3) |
+          (G_009910_MICRO_TILE_MODE_NEW(tile_mode) << 8) |
+          /* Non-depth modes don't have TILE_SPLIT set. */
+          ((util_logbase2(tex->surface.u.legacy.tile_split >> 6)) << 11) |
+          (G_009990_BANK_WIDTH(macro_tile_mode) << 15) |
+          (G_009990_BANK_HEIGHT(macro_tile_mode) << 18) |
+          (G_009990_NUM_BANKS(macro_tile_mode) << 21) |
+          (G_009990_MACRO_TILE_ASPECT(macro_tile_mode) << 24) |
+          (G_009910_PIPE_CONFIG(tile_mode) << 26);
 }
 
-static unsigned encode_tile_info(struct si_context *sctx,
-                                struct r600_texture *tex, unsigned level,
-                                bool set_bpp)
+static bool si_sdma_v4_copy_texture(struct si_context *sctx, struct pipe_resource *dst,
+                                    unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz,
+                                    struct pipe_resource *src, unsigned src_level,
+                                    const struct pipe_box *src_box)
 {
-       struct radeon_info *info = &sctx->screen->b.info;
-       unsigned tile_index = tex->surface.tiling_index[level];
-       unsigned macro_tile_index = tex->surface.macro_tile_index;
-       unsigned tile_mode = info->si_tile_mode_array[tile_index];
-       unsigned macro_tile_mode = info->cik_macrotile_mode_array[macro_tile_index];
-
-       return (set_bpp ? util_logbase2(tex->surface.bpe) : 0) |
-               (G_009910_ARRAY_MODE(tile_mode) << 3) |
-               (G_009910_MICRO_TILE_MODE_NEW(tile_mode) << 8) |
-               /* Non-depth modes don't have TILE_SPLIT set. */
-               ((util_logbase2(tex->surface.tile_split >> 6)) << 11) |
-               (G_009990_BANK_WIDTH(macro_tile_mode) << 15) |
-               (G_009990_BANK_HEIGHT(macro_tile_mode) << 18) |
-               (G_009990_NUM_BANKS(macro_tile_mode) << 21) |
-               (G_009990_MACRO_TILE_ASPECT(macro_tile_mode) << 24) |
-               (G_009910_PIPE_CONFIG(tile_mode) << 26);
+   struct si_texture *ssrc = (struct si_texture *)src;
+   struct si_texture *sdst = (struct si_texture *)dst;
+
+   unsigned bpp = sdst->surface.bpe;
+   uint64_t dst_address = sdst->buffer.gpu_address + sdst->surface.u.gfx9.surf_offset;
+   uint64_t src_address = ssrc->buffer.gpu_address + ssrc->surface.u.gfx9.surf_offset;
+   unsigned dst_pitch = sdst->surface.u.gfx9.surf_pitch;
+   unsigned src_pitch = ssrc->surface.u.gfx9.surf_pitch;
+   uint64_t dst_slice_pitch = ((uint64_t)sdst->surface.u.gfx9.surf_slice_size) / bpp;
+   uint64_t src_slice_pitch = ((uint64_t)ssrc->surface.u.gfx9.surf_slice_size) / bpp;
+   unsigned srcx = src_box->x / ssrc->surface.blk_w;
+   unsigned srcy = src_box->y / ssrc->surface.blk_h;
+   unsigned srcz = src_box->z;
+   unsigned copy_width = DIV_ROUND_UP(src_box->width, ssrc->surface.blk_w);
+   unsigned copy_height = DIV_ROUND_UP(src_box->height, ssrc->surface.blk_h);
+   unsigned copy_depth = src_box->depth;
+   unsigned xalign = MAX2(1, 4 / bpp);
+
+   assert(src_level <= src->last_level);
+   assert(dst_level <= dst->last_level);
+   assert(sdst->surface.u.gfx9.surf_offset + dst_slice_pitch * bpp * (dstz + src_box->depth) <=
+          sdst->buffer.buf->size);
+   assert(ssrc->surface.u.gfx9.surf_offset + src_slice_pitch * bpp * (srcz + src_box->depth) <=
+          ssrc->buffer.buf->size);
+
+   if (!si_prepare_for_dma_blit(sctx, sdst, dst_level, dstx, dsty, dstz, ssrc, src_level, src_box))
+      return false;
+
+   dstx /= sdst->surface.blk_w;
+   dsty /= sdst->surface.blk_h;
+
+   if (srcx >= (1 << 14) || srcy >= (1 << 14) || srcz >= (1 << 11) || dstx >= (1 << 14) ||
+       dsty >= (1 << 14) || dstz >= (1 << 11))
+      return false;
+
+   /* Linear -> linear sub-window copy. */
+   if (ssrc->surface.is_linear && sdst->surface.is_linear) {
+      struct radeon_cmdbuf *cs = sctx->sdma_cs;
+
+      /* Check if everything fits into the bitfields */
+      if (!(src_pitch <= (1 << 19) && dst_pitch <= (1 << 19) && src_slice_pitch <= (1 << 28) &&
+            dst_slice_pitch <= (1 << 28) && copy_width <= (1 << 14) && copy_height <= (1 << 14) &&
+            copy_depth <= (1 << 11)))
+         return false;
+
+      si_need_dma_space(sctx, 13, &sdst->buffer, &ssrc->buffer);
+
+      src_address += ssrc->surface.u.gfx9.offset[src_level];
+      dst_address += sdst->surface.u.gfx9.offset[dst_level];
+
+      /* Check alignments */
+      if ((src_address % 4) != 0 || (dst_address % 4) != 0 || (src_pitch % xalign) != 0)
+         return false;
+
+      radeon_emit(
+         cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY, CIK_SDMA_COPY_SUB_OPCODE_LINEAR_SUB_WINDOW,
+                             sctx->ws->cs_is_secure(cs) ? (1u << 2) : 0) |
+                             (util_logbase2(bpp) << 29));
+      radeon_emit(cs, src_address);
+      radeon_emit(cs, src_address >> 32);
+      radeon_emit(cs, srcx | (srcy << 16));
+      radeon_emit(cs, srcz | ((src_pitch - 1) << 13));
+      radeon_emit(cs, src_slice_pitch - 1);
+      radeon_emit(cs, dst_address);
+      radeon_emit(cs, dst_address >> 32);
+      radeon_emit(cs, dstx | (dsty << 16));
+      radeon_emit(cs, dstz | ((dst_pitch - 1) << 13));
+      radeon_emit(cs, dst_slice_pitch - 1);
+      radeon_emit(cs, (copy_width - 1) | ((copy_height - 1) << 16));
+      radeon_emit(cs, (copy_depth - 1));
+      return true;
+   }
+
+   /* Linear <-> Tiled sub-window copy */
+   if (ssrc->surface.is_linear != sdst->surface.is_linear) {
+      struct si_texture *tiled = ssrc->surface.is_linear ? sdst : ssrc;
+      struct si_texture *linear = tiled == ssrc ? sdst : ssrc;
+      unsigned tiled_level = tiled == ssrc ? src_level : dst_level;
+      unsigned linear_level = linear == ssrc ? src_level : dst_level;
+      unsigned tiled_x = tiled == ssrc ? srcx : dstx;
+      unsigned linear_x = linear == ssrc ? srcx : dstx;
+      unsigned tiled_y = tiled == ssrc ? srcy : dsty;
+      unsigned linear_y = linear == ssrc ? srcy : dsty;
+      unsigned tiled_z = tiled == ssrc ? srcz : dstz;
+      unsigned linear_z = linear == ssrc ? srcz : dstz;
+      unsigned tiled_width = tiled == ssrc
+                                ? DIV_ROUND_UP(ssrc->buffer.b.b.width0, ssrc->surface.blk_w)
+                                : DIV_ROUND_UP(sdst->buffer.b.b.width0, sdst->surface.blk_w);
+      unsigned tiled_height = tiled == ssrc
+                                 ? DIV_ROUND_UP(ssrc->buffer.b.b.height0, ssrc->surface.blk_h)
+                                 : DIV_ROUND_UP(sdst->buffer.b.b.height0, sdst->surface.blk_h);
+      unsigned tiled_depth = tiled == ssrc ? ssrc->buffer.b.b.depth0 : sdst->buffer.b.b.depth0;
+      unsigned linear_pitch = linear == ssrc ? src_pitch : dst_pitch;
+      unsigned linear_slice_pitch = linear == ssrc ? src_slice_pitch : dst_slice_pitch;
+      uint64_t tiled_address = tiled == ssrc ? src_address : dst_address;
+      uint64_t linear_address = linear == ssrc ? src_address : dst_address;
+      struct radeon_cmdbuf *cs = sctx->sdma_cs;
+
+      linear_address += linear->surface.u.gfx9.offset[linear_level];
+
+      /* Check if everything fits into the bitfields */
+      if (!(tiled_x <= (1 << 14) && tiled_y <= (1 << 14) && tiled_z <= (1 << 11) &&
+            tiled_width <= (1 << 14) && tiled_height <= (1 << 14) && tiled_depth <= (1 << 11) &&
+            linear_x <= (1 << 14) && linear_y <= (1 << 14) && linear_z <= (1 << 11) &&
+            linear_pitch <= (1 << 14) && linear_slice_pitch <= (1 << 28) &&
+            copy_width <= (1 << 14) && copy_height <= (1 << 14) && copy_depth <= (1 << 11)))
+         return false;
+
+      /* Check alignments */
+      if ((tiled_address % 256 != 0) || (linear_address % 4 != 0) || (linear_pitch % xalign != 0) ||
+          (linear_slice_pitch % xalign != 0))
+         return false;
+
+      si_need_dma_space(sctx, 14, &sdst->buffer, &ssrc->buffer);
+
+      radeon_emit(
+         cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY, CIK_SDMA_COPY_SUB_OPCODE_TILED_SUB_WINDOW,
+                             sctx->ws->cs_is_secure(cs) ? (1u << 2) : 0) |
+             tiled->buffer.b.b.last_level << 20 | tiled_level << 24 |
+             (linear == sdst ? 1u : 0) << 31);
+      radeon_emit(cs, (uint32_t)tiled_address);
+      radeon_emit(cs, (uint32_t)(tiled_address >> 32));
+      radeon_emit(cs, tiled_x | (tiled_y << 16));
+      radeon_emit(cs, tiled_z | ((tiled_width - 1) << 16));
+      radeon_emit(cs, (tiled_height - 1) | (tiled_depth - 1) << 16);
+      radeon_emit(cs, util_logbase2(bpp) | tiled->surface.u.gfx9.surf.swizzle_mode << 3 |
+                         tiled->surface.u.gfx9.resource_type << 9 |
+                         tiled->surface.u.gfx9.surf.epitch << 16);
+      radeon_emit(cs, (uint32_t)linear_address);
+      radeon_emit(cs, (uint32_t)(linear_address >> 32));
+      radeon_emit(cs, linear_x | (linear_y << 16));
+      radeon_emit(cs, linear_z | ((linear_pitch - 1) << 16));
+      radeon_emit(cs, linear_slice_pitch - 1);
+      radeon_emit(cs, (copy_width - 1) | ((copy_height - 1) << 16));
+      radeon_emit(cs, (copy_depth - 1));
+      return true;
+   }
+
+   return false;
 }
 
-static bool cik_sdma_copy_texture(struct si_context *sctx,
-                                 struct pipe_resource *dst,
-                                 unsigned dst_level,
-                                 unsigned dstx, unsigned dsty, unsigned dstz,
-                                 struct pipe_resource *src,
-                                 unsigned src_level,
-                                 const struct pipe_box *src_box)
+static bool cik_sdma_copy_texture(struct si_context *sctx, struct pipe_resource *dst,
+                                  unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz,
+                                  struct pipe_resource *src, unsigned src_level,
+                                  const struct pipe_box *src_box)
 {
-       struct radeon_info *info = &sctx->screen->b.info;
-       struct r600_texture *rsrc = (struct r600_texture*)src;
-       struct r600_texture *rdst = (struct r600_texture*)dst;
-       unsigned bpp = rdst->surface.bpe;
-       uint64_t dst_address = rdst->resource.gpu_address +
-                              rdst->surface.level[dst_level].offset;
-       uint64_t src_address = rsrc->resource.gpu_address +
-                              rsrc->surface.level[src_level].offset;
-       unsigned dst_mode = rdst->surface.level[dst_level].mode;
-       unsigned src_mode = rsrc->surface.level[src_level].mode;
-       unsigned dst_tile_index = rdst->surface.tiling_index[dst_level];
-       unsigned src_tile_index = rsrc->surface.tiling_index[src_level];
-       unsigned dst_tile_mode = info->si_tile_mode_array[dst_tile_index];
-       unsigned src_tile_mode = info->si_tile_mode_array[src_tile_index];
-       unsigned dst_micro_mode = G_009910_MICRO_TILE_MODE_NEW(dst_tile_mode);
-       unsigned src_micro_mode = G_009910_MICRO_TILE_MODE_NEW(src_tile_mode);
-       unsigned dst_pitch = rdst->surface.level[dst_level].pitch_bytes / bpp;
-       unsigned src_pitch = rsrc->surface.level[src_level].pitch_bytes / bpp;
-       uint64_t dst_slice_pitch = rdst->surface.level[dst_level].slice_size / bpp;
-       uint64_t src_slice_pitch = rsrc->surface.level[src_level].slice_size / bpp;
-       unsigned dst_width = minify_as_blocks(rdst->resource.b.b.width0,
-                                             dst_level, rdst->surface.blk_w);
-       unsigned src_width = minify_as_blocks(rsrc->resource.b.b.width0,
-                                             src_level, rsrc->surface.blk_w);
-       unsigned dst_height = minify_as_blocks(rdst->resource.b.b.height0,
-                                              dst_level, rdst->surface.blk_h);
-       unsigned src_height = minify_as_blocks(rsrc->resource.b.b.height0,
-                                              src_level, rsrc->surface.blk_h);
-       unsigned srcx = src_box->x / rsrc->surface.blk_w;
-       unsigned srcy = src_box->y / rsrc->surface.blk_h;
-       unsigned srcz = src_box->z;
-       unsigned copy_width = DIV_ROUND_UP(src_box->width, rsrc->surface.blk_w);
-       unsigned copy_height = DIV_ROUND_UP(src_box->height, rsrc->surface.blk_h);
-       unsigned copy_depth = src_box->depth;
-
-       assert(src_level <= src->last_level);
-       assert(dst_level <= dst->last_level);
-       assert(rdst->surface.level[dst_level].offset +
-              dst_slice_pitch * bpp * (dstz + src_box->depth) <=
-              rdst->resource.buf->size);
-       assert(rsrc->surface.level[src_level].offset +
-              src_slice_pitch * bpp * (srcz + src_box->depth) <=
-              rsrc->resource.buf->size);
-
-       /* Test CIK with radeon and amdgpu before enabling this. */
-       if (sctx->b.chip_class == CIK)
-               return false;
-
-       if (!r600_prepare_for_dma_blit(&sctx->b, rdst, dst_level, dstx, dsty,
-                                       dstz, rsrc, src_level, src_box))
-               return false;
-
-       dstx /= rdst->surface.blk_w;
-       dsty /= rdst->surface.blk_h;
-
-       if (srcx >= (1 << 14) ||
-           srcy >= (1 << 14) ||
-           srcz >= (1 << 11) ||
-           dstx >= (1 << 14) ||
-           dsty >= (1 << 14) ||
-           dstz >= (1 << 11))
-               return false;
-
-       /* Linear -> linear sub-window copy. */
-       if (dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED &&
-           src_mode == RADEON_SURF_MODE_LINEAR_ALIGNED &&
-           /* check if everything fits into the bitfields */
-           src_pitch <= (1 << 14) &&
-           dst_pitch <= (1 << 14) &&
-           src_slice_pitch <= (1 << 28) &&
-           dst_slice_pitch <= (1 << 28) &&
-           copy_width <= (1 << 14) &&
-           copy_height <= (1 << 14) &&
-           copy_depth <= (1 << 11) &&
-           /* HW limitation - CIK: */
-           (sctx->b.chip_class != CIK ||
-            (copy_width < (1 << 14) &&
-             copy_height < (1 << 14) &&
-             copy_depth < (1 << 11))) &&
-           /* HW limitation - some CIK parts: */
-           ((sctx->b.family != CHIP_BONAIRE &&
-             sctx->b.family != CHIP_KAVERI) ||
-            (srcx + copy_width != (1 << 14) &&
-             srcy + copy_height != (1 << 14)))) {
-               struct radeon_winsys_cs *cs = sctx->b.dma.cs;
-
-               r600_need_dma_space(&sctx->b, 13);
-               radeon_add_to_buffer_list(&sctx->b, &sctx->b.dma, &rsrc->resource,
-                                         RADEON_USAGE_READ,
-                                         RADEON_PRIO_SDMA_TEXTURE);
-               radeon_add_to_buffer_list(&sctx->b, &sctx->b.dma, &rdst->resource,
-                                         RADEON_USAGE_WRITE,
-                                         RADEON_PRIO_SDMA_TEXTURE);
-
-               radeon_emit(cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY,
-                                               CIK_SDMA_COPY_SUB_OPCODE_LINEAR_SUB_WINDOW, 0) |
-                           (util_logbase2(bpp) << 29));
-               radeon_emit(cs, src_address);
-               radeon_emit(cs, src_address >> 32);
-               radeon_emit(cs, srcx | (srcy << 16));
-               radeon_emit(cs, srcz | ((src_pitch - 1) << 16));
-               radeon_emit(cs, src_slice_pitch - 1);
-               radeon_emit(cs, dst_address);
-               radeon_emit(cs, dst_address >> 32);
-               radeon_emit(cs, dstx | (dsty << 16));
-               radeon_emit(cs, dstz | ((dst_pitch - 1) << 16));
-               radeon_emit(cs, dst_slice_pitch - 1);
-               if (sctx->b.chip_class == CIK) {
-                       radeon_emit(cs, copy_width | (copy_height << 16));
-                       radeon_emit(cs, copy_depth);
-               } else {
-                       radeon_emit(cs, (copy_width - 1) | ((copy_height - 1) << 16));
-                       radeon_emit(cs, (copy_depth - 1));
-               }
-
-               r600_dma_emit_wait_idle(&sctx->b);
-               return true;
-       }
-
-       /* Tiled <-> linear sub-window copy. */
-       if ((src_mode >= RADEON_SURF_MODE_1D) != (dst_mode >= RADEON_SURF_MODE_1D)) {
-               struct r600_texture *tiled = src_mode >= RADEON_SURF_MODE_1D ? rsrc : rdst;
-               struct r600_texture *linear = tiled == rsrc ? rdst : rsrc;
-               unsigned tiled_level =  tiled   == rsrc ? src_level : dst_level;
-               unsigned linear_level = linear  == rsrc ? src_level : dst_level;
-               unsigned tiled_x =      tiled   == rsrc ? srcx : dstx;
-               unsigned linear_x =     linear  == rsrc ? srcx : dstx;
-               unsigned tiled_y =      tiled   == rsrc ? srcy : dsty;
-               unsigned linear_y =     linear  == rsrc ? srcy : dsty;
-               unsigned tiled_z =      tiled   == rsrc ? srcz : dstz;
-               unsigned linear_z =     linear  == rsrc ? srcz : dstz;
-               unsigned tiled_width =  tiled   == rsrc ? src_width : dst_width;
-               unsigned linear_width = linear  == rsrc ? src_width : dst_width;
-               unsigned tiled_pitch =  tiled   == rsrc ? src_pitch : dst_pitch;
-               unsigned linear_pitch = linear  == rsrc ? src_pitch : dst_pitch;
-               unsigned tiled_slice_pitch  = tiled  == rsrc ? src_slice_pitch : dst_slice_pitch;
-               unsigned linear_slice_pitch = linear == rsrc ? src_slice_pitch : dst_slice_pitch;
-               uint64_t tiled_address =  tiled  == rsrc ? src_address : dst_address;
-               uint64_t linear_address = linear == rsrc ? src_address : dst_address;
-               unsigned tiled_micro_mode = tiled == rsrc ? src_micro_mode : dst_micro_mode;
-
-               assert(tiled_pitch % 8 == 0);
-               assert(tiled_slice_pitch % 64 == 0);
-               unsigned pitch_tile_max = tiled_pitch / 8 - 1;
-               unsigned slice_tile_max = tiled_slice_pitch / 64 - 1;
-               unsigned xalign = MAX2(1, 4 / bpp);
-               unsigned copy_width_aligned = copy_width;
-
-               /* If the region ends at the last pixel and is unaligned, we
-                * can copy the remainder of the line that is not visible to
-                * make it aligned.
-                */
-               if (copy_width % xalign != 0 &&
-                   linear_x + copy_width == linear_width &&
-                   tiled_x  + copy_width == tiled_width &&
-                   linear_x + align(copy_width, xalign) <= linear_pitch &&
-                   tiled_x  + align(copy_width, xalign) <= tiled_pitch)
-                       copy_width_aligned = align(copy_width, xalign);
-
-               /* HW limitations. */
-               if ((sctx->b.family == CHIP_BONAIRE ||
-                    sctx->b.family == CHIP_KAVERI) &&
-                   linear_pitch - 1 == 0x3fff &&
-                   bpp == 16)
-                       return false;
-
-               if (sctx->b.chip_class == CIK &&
-                   (copy_width_aligned == (1 << 14) ||
-                    copy_height == (1 << 14) ||
-                    copy_depth == (1 << 11)))
-                       return false;
-
-               if ((sctx->b.family == CHIP_BONAIRE ||
-                    sctx->b.family == CHIP_KAVERI ||
-                    sctx->b.family == CHIP_KABINI ||
-                    sctx->b.family == CHIP_MULLINS) &&
-                   (tiled_x + copy_width == (1 << 14) ||
-                    tiled_y + copy_height == (1 << 14)))
-                       return false;
-
-               /* The hw can read outside of the given linear buffer bounds,
-                * or access those pages but not touch the memory in case
-                * of writes. (it still causes a VM fault)
-                *
-                * Out-of-bounds memory access or page directory access must
-                * be prevented.
-                */
-               int64_t start_linear_address, end_linear_address;
-               unsigned granularity;
-
-               /* Deduce the size of reads from the linear surface. */
-               switch (tiled_micro_mode) {
-               case V_009910_ADDR_SURF_DISPLAY_MICRO_TILING:
-                       granularity = bpp == 1 ? 64 / (8*bpp) :
-                                                128 / (8*bpp);
-                       break;
-               case V_009910_ADDR_SURF_THIN_MICRO_TILING:
-               case V_009910_ADDR_SURF_DEPTH_MICRO_TILING:
-                       if (0 /* TODO: THICK microtiling */)
-                               granularity = bpp == 1 ? 32 / (8*bpp) :
-                                             bpp == 2 ? 64 / (8*bpp) :
-                                             bpp <= 8 ? 128 / (8*bpp) :
-                                                        256 / (8*bpp);
-                       else
-                               granularity = bpp <= 2 ? 64 / (8*bpp) :
-                                             bpp <= 8 ? 128 / (8*bpp) :
-                                                        256 / (8*bpp);
-                       break;
-               default:
-                       return false;
-               }
-
-               /* The linear reads start at tiled_x & ~(granularity - 1).
-                * If linear_x == 0 && tiled_x % granularity != 0, the hw
-                * starts reading from an address preceding linear_address!!!
-                */
-               start_linear_address =
-                       linear->surface.level[linear_level].offset +
-                       bpp * (linear_z * linear_slice_pitch +
-                              linear_y * linear_pitch +
-                              linear_x);
-               start_linear_address -= (int)(bpp * (tiled_x % granularity));
-
-               end_linear_address =
-                       linear->surface.level[linear_level].offset +
-                       bpp * ((linear_z + copy_depth - 1) * linear_slice_pitch +
-                              (linear_y + copy_height - 1) * linear_pitch +
-                              (linear_x + copy_width));
-
-               if ((tiled_x + copy_width) % granularity)
-                       end_linear_address += granularity -
-                                             (tiled_x + copy_width) % granularity;
-
-               if (start_linear_address < 0 ||
-                   end_linear_address > linear->surface.bo_size)
-                       return false;
-
-               /* Check requirements. */
-               if (tiled_address % 256 == 0 &&
-                   linear_address % 4 == 0 &&
-                   linear_pitch % xalign == 0 &&
-                   linear_x % xalign == 0 &&
-                   tiled_x % xalign == 0 &&
-                   copy_width_aligned % xalign == 0 &&
-                   tiled_micro_mode != V_009910_ADDR_SURF_ROTATED_MICRO_TILING &&
-                   /* check if everything fits into the bitfields */
-                   tiled->surface.tile_split <= 4096 &&
-                   pitch_tile_max < (1 << 11) &&
-                   slice_tile_max < (1 << 22) &&
-                   linear_pitch <= (1 << 14) &&
-                   linear_slice_pitch <= (1 << 28) &&
-                   copy_width_aligned <= (1 << 14) &&
-                   copy_height <= (1 << 14) &&
-                   copy_depth <= (1 << 11)) {
-                       struct radeon_winsys_cs *cs = sctx->b.dma.cs;
-
-                       r600_need_dma_space(&sctx->b, 14);
-                       radeon_add_to_buffer_list(&sctx->b, &sctx->b.dma, &rsrc->resource,
-                                                 RADEON_USAGE_READ,
-                                                 RADEON_PRIO_SDMA_TEXTURE);
-                       radeon_add_to_buffer_list(&sctx->b, &sctx->b.dma, &rdst->resource,
-                                                 RADEON_USAGE_WRITE,
-                                                 RADEON_PRIO_SDMA_TEXTURE);
-
-                       radeon_emit(cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY,
-                                                       CIK_SDMA_COPY_SUB_OPCODE_TILED_SUB_WINDOW, 0) |
-                                       ((linear == rdst) << 31));
-                       radeon_emit(cs, tiled_address);
-                       radeon_emit(cs, tiled_address >> 32);
-                       radeon_emit(cs, tiled_x | (tiled_y << 16));
-                       radeon_emit(cs, tiled_z | (pitch_tile_max << 16));
-                       radeon_emit(cs, slice_tile_max);
-                       radeon_emit(cs, encode_tile_info(sctx, tiled, tiled_level, true));
-                       radeon_emit(cs, linear_address);
-                       radeon_emit(cs, linear_address >> 32);
-                       radeon_emit(cs, linear_x | (linear_y << 16));
-                       radeon_emit(cs, linear_z | ((linear_pitch - 1) << 16));
-                       radeon_emit(cs, linear_slice_pitch - 1);
-                       if (sctx->b.chip_class == CIK) {
-                               radeon_emit(cs, copy_width_aligned | (copy_height << 16));
-                               radeon_emit(cs, copy_depth);
-                       } else {
-                               radeon_emit(cs, (copy_width_aligned - 1) | ((copy_height - 1) << 16));
-                               radeon_emit(cs, (copy_depth - 1));
-                       }
-
-                       r600_dma_emit_wait_idle(&sctx->b);
-                       return true;
-               }
-       }
-
-       /* Tiled -> Tiled sub-window copy. */
-       if (dst_mode >= RADEON_SURF_MODE_1D &&
-           src_mode >= RADEON_SURF_MODE_1D &&
-           /* check if these fit into the bitfields */
-           src_address % 256 == 0 &&
-           dst_address % 256 == 0 &&
-           rsrc->surface.tile_split <= 4096 &&
-           rdst->surface.tile_split <= 4096 &&
-           dstx % 8 == 0 &&
-           dsty % 8 == 0 &&
-           srcx % 8 == 0 &&
-           srcy % 8 == 0 &&
-           /* this can either be equal, or display->rotated (VI only) */
-           (src_micro_mode == dst_micro_mode ||
-            (sctx->b.chip_class == VI &&
-             src_micro_mode == V_009910_ADDR_SURF_DISPLAY_MICRO_TILING &&
-             dst_micro_mode == V_009910_ADDR_SURF_ROTATED_MICRO_TILING))) {
-               assert(src_pitch % 8 == 0);
-               assert(dst_pitch % 8 == 0);
-               assert(src_slice_pitch % 64 == 0);
-               assert(dst_slice_pitch % 64 == 0);
-               unsigned src_pitch_tile_max = src_pitch / 8 - 1;
-               unsigned dst_pitch_tile_max = dst_pitch / 8 - 1;
-               unsigned src_slice_tile_max = src_slice_pitch / 64 - 1;
-               unsigned dst_slice_tile_max = dst_slice_pitch / 64 - 1;
-               unsigned copy_width_aligned = copy_width;
-               unsigned copy_height_aligned = copy_height;
-
-               /* If the region ends at the last pixel and is unaligned, we
-                * can copy the remainder of the tile that is not visible to
-                * make it aligned.
-                */
-               if (copy_width % 8 != 0 &&
-                   srcx + copy_width == src_width &&
-                   dstx + copy_width == dst_width)
-                       copy_width_aligned = align(copy_width, 8);
-
-               if (copy_height % 8 != 0 &&
-                   srcy + copy_height == src_height &&
-                   dsty + copy_height == dst_height)
-                       copy_height_aligned = align(copy_height, 8);
-
-               /* check if these fit into the bitfields */
-               if (src_pitch_tile_max < (1 << 11) &&
-                   dst_pitch_tile_max < (1 << 11) &&
-                   src_slice_tile_max < (1 << 22) &&
-                   dst_slice_tile_max < (1 << 22) &&
-                   copy_width_aligned <= (1 << 14) &&
-                   copy_height_aligned <= (1 << 14) &&
-                   copy_depth <= (1 << 11) &&
-                   copy_width_aligned % 8 == 0 &&
-                   copy_height_aligned % 8 == 0 &&
-                   /* HW limitation - CIK: */
-                   (sctx->b.chip_class != CIK ||
-                    (copy_width_aligned < (1 << 14) &&
-                     copy_height_aligned < (1 << 14) &&
-                     copy_depth < (1 << 11))) &&
-                   /* HW limitation - some CIK parts: */
-                   ((sctx->b.family != CHIP_BONAIRE &&
-                     sctx->b.family != CHIP_KAVERI &&
-                     sctx->b.family != CHIP_KABINI &&
-                     sctx->b.family != CHIP_MULLINS) ||
-                    (srcx + copy_width_aligned != (1 << 14) &&
-                     srcy + copy_height_aligned != (1 << 14) &&
-                     dstx + copy_width != (1 << 14)))) {
-                       struct radeon_winsys_cs *cs = sctx->b.dma.cs;
-
-                       r600_need_dma_space(&sctx->b, 15);
-                       radeon_add_to_buffer_list(&sctx->b, &sctx->b.dma, &rsrc->resource,
-                                                 RADEON_USAGE_READ,
-                                                 RADEON_PRIO_SDMA_TEXTURE);
-                       radeon_add_to_buffer_list(&sctx->b, &sctx->b.dma, &rdst->resource,
-                                                 RADEON_USAGE_WRITE,
-                                                 RADEON_PRIO_SDMA_TEXTURE);
-
-                       radeon_emit(cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY,
-                                                       CIK_SDMA_COPY_SUB_OPCODE_T2T_SUB_WINDOW, 0));
-                       radeon_emit(cs, src_address);
-                       radeon_emit(cs, src_address >> 32);
-                       radeon_emit(cs, srcx | (srcy << 16));
-                       radeon_emit(cs, srcz | (src_pitch_tile_max << 16));
-                       radeon_emit(cs, src_slice_tile_max);
-                       radeon_emit(cs, encode_tile_info(sctx, rsrc, src_level, true));
-                       radeon_emit(cs, dst_address);
-                       radeon_emit(cs, dst_address >> 32);
-                       radeon_emit(cs, dstx | (dsty << 16));
-                       radeon_emit(cs, dstz | (dst_pitch_tile_max << 16));
-                       radeon_emit(cs, dst_slice_tile_max);
-                       radeon_emit(cs, encode_tile_info(sctx, rdst, dst_level, false));
-                       if (sctx->b.chip_class == CIK) {
-                               radeon_emit(cs, copy_width_aligned |
-                                               (copy_height_aligned << 16));
-                               radeon_emit(cs, copy_depth);
-                       } else {
-                               radeon_emit(cs, (copy_width_aligned - 8) |
-                                               ((copy_height_aligned - 8) << 16));
-                               radeon_emit(cs, (copy_depth - 1));
-                       }
-
-                       r600_dma_emit_wait_idle(&sctx->b);
-                       return true;
-               }
-       }
-
-       return false;
+   struct radeon_info *info = &sctx->screen->info;
+   struct si_texture *ssrc = (struct si_texture *)src;
+   struct si_texture *sdst = (struct si_texture *)dst;
+   unsigned bpp = sdst->surface.bpe;
+   uint64_t dst_address = sdst->buffer.gpu_address + sdst->surface.u.legacy.level[dst_level].offset;
+   uint64_t src_address = ssrc->buffer.gpu_address + ssrc->surface.u.legacy.level[src_level].offset;
+   unsigned dst_mode = sdst->surface.u.legacy.level[dst_level].mode;
+   unsigned src_mode = ssrc->surface.u.legacy.level[src_level].mode;
+   unsigned dst_tile_index = sdst->surface.u.legacy.tiling_index[dst_level];
+   unsigned src_tile_index = ssrc->surface.u.legacy.tiling_index[src_level];
+   unsigned dst_tile_mode = info->si_tile_mode_array[dst_tile_index];
+   unsigned src_tile_mode = info->si_tile_mode_array[src_tile_index];
+   unsigned dst_micro_mode = G_009910_MICRO_TILE_MODE_NEW(dst_tile_mode);
+   unsigned src_micro_mode = G_009910_MICRO_TILE_MODE_NEW(src_tile_mode);
+   unsigned dst_tile_swizzle = dst_mode == RADEON_SURF_MODE_2D ? sdst->surface.tile_swizzle : 0;
+   unsigned src_tile_swizzle = src_mode == RADEON_SURF_MODE_2D ? ssrc->surface.tile_swizzle : 0;
+   unsigned dst_pitch = sdst->surface.u.legacy.level[dst_level].nblk_x;
+   unsigned src_pitch = ssrc->surface.u.legacy.level[src_level].nblk_x;
+   uint64_t dst_slice_pitch =
+      ((uint64_t)sdst->surface.u.legacy.level[dst_level].slice_size_dw * 4) / bpp;
+   uint64_t src_slice_pitch =
+      ((uint64_t)ssrc->surface.u.legacy.level[src_level].slice_size_dw * 4) / bpp;
+   unsigned dst_width = minify_as_blocks(sdst->buffer.b.b.width0, dst_level, sdst->surface.blk_w);
+   unsigned src_width = minify_as_blocks(ssrc->buffer.b.b.width0, src_level, ssrc->surface.blk_w);
+   unsigned dst_height = minify_as_blocks(sdst->buffer.b.b.height0, dst_level, sdst->surface.blk_h);
+   unsigned src_height = minify_as_blocks(ssrc->buffer.b.b.height0, src_level, ssrc->surface.blk_h);
+   unsigned srcx = src_box->x / ssrc->surface.blk_w;
+   unsigned srcy = src_box->y / ssrc->surface.blk_h;
+   unsigned srcz = src_box->z;
+   unsigned copy_width = DIV_ROUND_UP(src_box->width, ssrc->surface.blk_w);
+   unsigned copy_height = DIV_ROUND_UP(src_box->height, ssrc->surface.blk_h);
+   unsigned copy_depth = src_box->depth;
+
+   assert(src_level <= src->last_level);
+   assert(dst_level <= dst->last_level);
+   assert(sdst->surface.u.legacy.level[dst_level].offset +
+             dst_slice_pitch * bpp * (dstz + src_box->depth) <=
+          sdst->buffer.buf->size);
+   assert(ssrc->surface.u.legacy.level[src_level].offset +
+             src_slice_pitch * bpp * (srcz + src_box->depth) <=
+          ssrc->buffer.buf->size);
+
+   if (!si_prepare_for_dma_blit(sctx, sdst, dst_level, dstx, dsty, dstz, ssrc, src_level, src_box))
+      return false;
+
+   dstx /= sdst->surface.blk_w;
+   dsty /= sdst->surface.blk_h;
+
+   if (srcx >= (1 << 14) || srcy >= (1 << 14) || srcz >= (1 << 11) || dstx >= (1 << 14) ||
+       dsty >= (1 << 14) || dstz >= (1 << 11))
+      return false;
+
+   dst_address |= dst_tile_swizzle << 8;
+   src_address |= src_tile_swizzle << 8;
+
+   /* Linear -> linear sub-window copy. */
+   if (dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED && src_mode == RADEON_SURF_MODE_LINEAR_ALIGNED &&
+       /* check if everything fits into the bitfields */
+       src_pitch <= (1 << 14) && dst_pitch <= (1 << 14) && src_slice_pitch <= (1 << 28) &&
+       dst_slice_pitch <= (1 << 28) && copy_width <= (1 << 14) && copy_height <= (1 << 14) &&
+       copy_depth <= (1 << 11) &&
+       /* HW limitation - GFX7: */
+       (sctx->chip_class != GFX7 ||
+        (copy_width < (1 << 14) && copy_height < (1 << 14) && copy_depth < (1 << 11))) &&
+       /* HW limitation - some GFX7 parts: */
+       ((sctx->family != CHIP_BONAIRE && sctx->family != CHIP_KAVERI) ||
+        (srcx + copy_width != (1 << 14) && srcy + copy_height != (1 << 14)))) {
+      struct radeon_cmdbuf *cs = sctx->sdma_cs;
+
+      si_need_dma_space(sctx, 13, &sdst->buffer, &ssrc->buffer);
+
+      radeon_emit(
+         cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY, CIK_SDMA_COPY_SUB_OPCODE_LINEAR_SUB_WINDOW, 0) |
+                (util_logbase2(bpp) << 29));
+      radeon_emit(cs, src_address);
+      radeon_emit(cs, src_address >> 32);
+      radeon_emit(cs, srcx | (srcy << 16));
+      radeon_emit(cs, srcz | ((src_pitch - 1) << 16));
+      radeon_emit(cs, src_slice_pitch - 1);
+      radeon_emit(cs, dst_address);
+      radeon_emit(cs, dst_address >> 32);
+      radeon_emit(cs, dstx | (dsty << 16));
+      radeon_emit(cs, dstz | ((dst_pitch - 1) << 16));
+      radeon_emit(cs, dst_slice_pitch - 1);
+      if (sctx->chip_class == GFX7) {
+         radeon_emit(cs, copy_width | (copy_height << 16));
+         radeon_emit(cs, copy_depth);
+      } else {
+         radeon_emit(cs, (copy_width - 1) | ((copy_height - 1) << 16));
+         radeon_emit(cs, (copy_depth - 1));
+      }
+      return true;
+   }
+
+   /* Tiled <-> linear sub-window copy. */
+   if ((src_mode >= RADEON_SURF_MODE_1D) != (dst_mode >= RADEON_SURF_MODE_1D)) {
+      struct si_texture *tiled = src_mode >= RADEON_SURF_MODE_1D ? ssrc : sdst;
+      struct si_texture *linear = tiled == ssrc ? sdst : ssrc;
+      unsigned tiled_level = tiled == ssrc ? src_level : dst_level;
+      unsigned linear_level = linear == ssrc ? src_level : dst_level;
+      unsigned tiled_x = tiled == ssrc ? srcx : dstx;
+      unsigned linear_x = linear == ssrc ? srcx : dstx;
+      unsigned tiled_y = tiled == ssrc ? srcy : dsty;
+      unsigned linear_y = linear == ssrc ? srcy : dsty;
+      unsigned tiled_z = tiled == ssrc ? srcz : dstz;
+      unsigned linear_z = linear == ssrc ? srcz : dstz;
+      unsigned tiled_width = tiled == ssrc ? src_width : dst_width;
+      unsigned linear_width = linear == ssrc ? src_width : dst_width;
+      unsigned tiled_pitch = tiled == ssrc ? src_pitch : dst_pitch;
+      unsigned linear_pitch = linear == ssrc ? src_pitch : dst_pitch;
+      unsigned tiled_slice_pitch = tiled == ssrc ? src_slice_pitch : dst_slice_pitch;
+      unsigned linear_slice_pitch = linear == ssrc ? src_slice_pitch : dst_slice_pitch;
+      uint64_t tiled_address = tiled == ssrc ? src_address : dst_address;
+      uint64_t linear_address = linear == ssrc ? src_address : dst_address;
+      unsigned tiled_micro_mode = tiled == ssrc ? src_micro_mode : dst_micro_mode;
+
+      assert(tiled_pitch % 8 == 0);
+      assert(tiled_slice_pitch % 64 == 0);
+      unsigned pitch_tile_max = tiled_pitch / 8 - 1;
+      unsigned slice_tile_max = tiled_slice_pitch / 64 - 1;
+      unsigned xalign = MAX2(1, 4 / bpp);
+      unsigned copy_width_aligned = copy_width;
+
+      /* If the region ends at the last pixel and is unaligned, we
+       * can copy the remainder of the line that is not visible to
+       * make it aligned.
+       */
+      if (copy_width % xalign != 0 && linear_x + copy_width == linear_width &&
+          tiled_x + copy_width == tiled_width &&
+          linear_x + align(copy_width, xalign) <= linear_pitch &&
+          tiled_x + align(copy_width, xalign) <= tiled_pitch)
+         copy_width_aligned = align(copy_width, xalign);
+
+      /* HW limitations. */
+      if ((sctx->family == CHIP_BONAIRE || sctx->family == CHIP_KAVERI) &&
+          linear_pitch - 1 == 0x3fff && bpp == 16)
+         return false;
+
+      if (sctx->chip_class == GFX7 &&
+          (copy_width_aligned == (1 << 14) || copy_height == (1 << 14) || copy_depth == (1 << 11)))
+         return false;
+
+      if ((sctx->family == CHIP_BONAIRE || sctx->family == CHIP_KAVERI ||
+           sctx->family == CHIP_KABINI) &&
+          (tiled_x + copy_width == (1 << 14) || tiled_y + copy_height == (1 << 14)))
+         return false;
+
+      /* The hw can read outside of the given linear buffer bounds,
+       * or access those pages but not touch the memory in case
+       * of writes. (it still causes a VM fault)
+       *
+       * Out-of-bounds memory access or page directory access must
+       * be prevented.
+       */
+      int64_t start_linear_address, end_linear_address;
+      unsigned granularity;
+
+      /* Deduce the size of reads from the linear surface. */
+      switch (tiled_micro_mode) {
+      case V_009910_ADDR_SURF_DISPLAY_MICRO_TILING:
+         granularity = bpp == 1 ? 64 / (8 * bpp) : 128 / (8 * bpp);
+         break;
+      case V_009910_ADDR_SURF_THIN_MICRO_TILING:
+      case V_009910_ADDR_SURF_DEPTH_MICRO_TILING:
+         if (0 /* TODO: THICK microtiling */)
+            granularity =
+               bpp == 1 ? 32 / (8 * bpp)
+                        : bpp == 2 ? 64 / (8 * bpp) : bpp <= 8 ? 128 / (8 * bpp) : 256 / (8 * bpp);
+         else
+            granularity = bpp <= 2 ? 64 / (8 * bpp) : bpp <= 8 ? 128 / (8 * bpp) : 256 / (8 * bpp);
+         break;
+      default:
+         return false;
+      }
+
+      /* The linear reads start at tiled_x & ~(granularity - 1).
+       * If linear_x == 0 && tiled_x % granularity != 0, the hw
+       * starts reading from an address preceding linear_address!!!
+       */
+      start_linear_address =
+         linear->surface.u.legacy.level[linear_level].offset +
+         bpp * (linear_z * linear_slice_pitch + linear_y * linear_pitch + linear_x);
+      start_linear_address -= (int)(bpp * (tiled_x % granularity));
+
+      end_linear_address =
+         linear->surface.u.legacy.level[linear_level].offset +
+         bpp * ((linear_z + copy_depth - 1) * linear_slice_pitch +
+                (linear_y + copy_height - 1) * linear_pitch + (linear_x + copy_width));
+
+      if ((tiled_x + copy_width) % granularity)
+         end_linear_address += granularity - (tiled_x + copy_width) % granularity;
+
+      if (start_linear_address < 0 || end_linear_address > linear->surface.surf_size)
+         return false;
+
+      /* Check requirements. */
+      if (tiled_address % 256 == 0 && linear_address % 4 == 0 && linear_pitch % xalign == 0 &&
+          linear_x % xalign == 0 && tiled_x % xalign == 0 && copy_width_aligned % xalign == 0 &&
+          tiled_micro_mode != V_009910_ADDR_SURF_ROTATED_MICRO_TILING &&
+          /* check if everything fits into the bitfields */
+          tiled->surface.u.legacy.tile_split <= 4096 && pitch_tile_max < (1 << 11) &&
+          slice_tile_max < (1 << 22) && linear_pitch <= (1 << 14) &&
+          linear_slice_pitch <= (1 << 28) && copy_width_aligned <= (1 << 14) &&
+          copy_height <= (1 << 14) && copy_depth <= (1 << 11)) {
+         struct radeon_cmdbuf *cs = sctx->sdma_cs;
+         uint32_t direction = linear == sdst ? 1u << 31 : 0;
+
+         si_need_dma_space(sctx, 14, &sdst->buffer, &ssrc->buffer);
+
+         radeon_emit(cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY,
+                                         CIK_SDMA_COPY_SUB_OPCODE_TILED_SUB_WINDOW, 0) |
+                            direction);
+         radeon_emit(cs, tiled_address);
+         radeon_emit(cs, tiled_address >> 32);
+         radeon_emit(cs, tiled_x | (tiled_y << 16));
+         radeon_emit(cs, tiled_z | (pitch_tile_max << 16));
+         radeon_emit(cs, slice_tile_max);
+         radeon_emit(cs, encode_tile_info(sctx, tiled, tiled_level, true));
+         radeon_emit(cs, linear_address);
+         radeon_emit(cs, linear_address >> 32);
+         radeon_emit(cs, linear_x | (linear_y << 16));
+         radeon_emit(cs, linear_z | ((linear_pitch - 1) << 16));
+         radeon_emit(cs, linear_slice_pitch - 1);
+         if (sctx->chip_class == GFX7) {
+            radeon_emit(cs, copy_width_aligned | (copy_height << 16));
+            radeon_emit(cs, copy_depth);
+         } else {
+            radeon_emit(cs, (copy_width_aligned - 1) | ((copy_height - 1) << 16));
+            radeon_emit(cs, (copy_depth - 1));
+         }
+         return true;
+      }
+   }
+
+   /* Tiled -> Tiled sub-window copy. */
+   if (dst_mode >= RADEON_SURF_MODE_1D && src_mode >= RADEON_SURF_MODE_1D &&
+       /* check if these fit into the bitfields */
+       src_address % 256 == 0 && dst_address % 256 == 0 &&
+       ssrc->surface.u.legacy.tile_split <= 4096 && sdst->surface.u.legacy.tile_split <= 4096 &&
+       dstx % 8 == 0 && dsty % 8 == 0 && srcx % 8 == 0 && srcy % 8 == 0 &&
+       /* this can either be equal, or display->rotated (GFX8+ only) */
+       (src_micro_mode == dst_micro_mode ||
+        (sctx->chip_class >= GFX8 && src_micro_mode == V_009910_ADDR_SURF_DISPLAY_MICRO_TILING &&
+         dst_micro_mode == V_009910_ADDR_SURF_ROTATED_MICRO_TILING))) {
+      assert(src_pitch % 8 == 0);
+      assert(dst_pitch % 8 == 0);
+      assert(src_slice_pitch % 64 == 0);
+      assert(dst_slice_pitch % 64 == 0);
+      unsigned src_pitch_tile_max = src_pitch / 8 - 1;
+      unsigned dst_pitch_tile_max = dst_pitch / 8 - 1;
+      unsigned src_slice_tile_max = src_slice_pitch / 64 - 1;
+      unsigned dst_slice_tile_max = dst_slice_pitch / 64 - 1;
+      unsigned copy_width_aligned = copy_width;
+      unsigned copy_height_aligned = copy_height;
+
+      /* If the region ends at the last pixel and is unaligned, we
+       * can copy the remainder of the tile that is not visible to
+       * make it aligned.
+       */
+      if (copy_width % 8 != 0 && srcx + copy_width == src_width && dstx + copy_width == dst_width)
+         copy_width_aligned = align(copy_width, 8);
+
+      if (copy_height % 8 != 0 && srcy + copy_height == src_height &&
+          dsty + copy_height == dst_height)
+         copy_height_aligned = align(copy_height, 8);
+
+      /* check if these fit into the bitfields */
+      if (src_pitch_tile_max < (1 << 11) && dst_pitch_tile_max < (1 << 11) &&
+          src_slice_tile_max < (1 << 22) && dst_slice_tile_max < (1 << 22) &&
+          copy_width_aligned <= (1 << 14) && copy_height_aligned <= (1 << 14) &&
+          copy_depth <= (1 << 11) && copy_width_aligned % 8 == 0 && copy_height_aligned % 8 == 0 &&
+          /* HW limitation - GFX7: */
+          (sctx->chip_class != GFX7 ||
+           (copy_width_aligned < (1 << 14) && copy_height_aligned < (1 << 14) &&
+            copy_depth < (1 << 11))) &&
+          /* HW limitation - some GFX7 parts: */
+          ((sctx->family != CHIP_BONAIRE && sctx->family != CHIP_KAVERI &&
+            sctx->family != CHIP_KABINI) ||
+           (srcx + copy_width_aligned != (1 << 14) && srcy + copy_height_aligned != (1 << 14) &&
+            dstx + copy_width != (1 << 14)))) {
+         struct radeon_cmdbuf *cs = sctx->sdma_cs;
+
+         si_need_dma_space(sctx, 15, &sdst->buffer, &ssrc->buffer);
+
+         radeon_emit(
+            cs, CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY, CIK_SDMA_COPY_SUB_OPCODE_T2T_SUB_WINDOW, 0));
+         radeon_emit(cs, src_address);
+         radeon_emit(cs, src_address >> 32);
+         radeon_emit(cs, srcx | (srcy << 16));
+         radeon_emit(cs, srcz | (src_pitch_tile_max << 16));
+         radeon_emit(cs, src_slice_tile_max);
+         radeon_emit(cs, encode_tile_info(sctx, ssrc, src_level, true));
+         radeon_emit(cs, dst_address);
+         radeon_emit(cs, dst_address >> 32);
+         radeon_emit(cs, dstx | (dsty << 16));
+         radeon_emit(cs, dstz | (dst_pitch_tile_max << 16));
+         radeon_emit(cs, dst_slice_tile_max);
+         radeon_emit(cs, encode_tile_info(sctx, sdst, dst_level, false));
+         if (sctx->chip_class == GFX7) {
+            radeon_emit(cs, copy_width_aligned | (copy_height_aligned << 16));
+            radeon_emit(cs, copy_depth);
+         } else {
+            radeon_emit(cs, (copy_width_aligned - 8) | ((copy_height_aligned - 8) << 16));
+            radeon_emit(cs, (copy_depth - 1));
+         }
+         return true;
+      }
+   }
+
+   return false;
 }
 
-static void cik_sdma_copy(struct pipe_context *ctx,
-                         struct pipe_resource *dst,
-                         unsigned dst_level,
-                         unsigned dstx, unsigned dsty, unsigned dstz,
-                         struct pipe_resource *src,
-                         unsigned src_level,
-                         const struct pipe_box *src_box)
+static void cik_sdma_copy(struct pipe_context *ctx, struct pipe_resource *dst, unsigned dst_level,
+                          unsigned dstx, unsigned dsty, unsigned dstz, struct pipe_resource *src,
+                          unsigned src_level, const struct pipe_box *src_box)
 {
-       struct si_context *sctx = (struct si_context *)ctx;
-
-       if (!sctx->b.dma.cs)
-               goto fallback;
-
-       if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
-               cik_sdma_copy_buffer(sctx, dst, src, dstx, src_box->x, src_box->width);
-               return;
-       }
-
-       if (cik_sdma_copy_texture(sctx, dst, dst_level, dstx, dsty, dstz,
-                                 src, src_level, src_box))
-               return;
+   struct si_context *sctx = (struct si_context *)ctx;
+
+   assert(src->target != PIPE_BUFFER);
+
+   if (!sctx->sdma_cs || src->flags & PIPE_RESOURCE_FLAG_SPARSE ||
+       dst->flags & PIPE_RESOURCE_FLAG_SPARSE)
+      goto fallback;
+
+   /* SDMA causes corruption. See:
+    *   https://bugs.freedesktop.org/show_bug.cgi?id=110575
+    *   https://bugs.freedesktop.org/show_bug.cgi?id=110635
+    *
+    * Keep SDMA enabled on APUs.
+    */
+   if (sctx->screen->debug_flags & DBG(FORCE_SDMA) ||
+       (!sctx->screen->info.has_dedicated_vram &&
+        !(sctx->screen->debug_flags & DBG(NO_SDMA_COPY_IMAGE)))) {
+      if ((sctx->chip_class == GFX7 || sctx->chip_class == GFX8) &&
+          cik_sdma_copy_texture(sctx, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box))
+         return;
+      else if (sctx->chip_class == GFX9 && si_sdma_v4_copy_texture(sctx, dst, dst_level, dstx, dsty,
+                                                                   dstz, src, src_level, src_box))
+         return;
+   }
 
 fallback:
-       si_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz,
-                               src, src_level, src_box);
+   si_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box);
 }
 
 void cik_init_sdma_functions(struct si_context *sctx)
 {
-       sctx->b.dma_copy = cik_sdma_copy;
+   sctx->dma_copy = cik_sdma_copy;
 }