radeonsi: Simplify si_dma_copy_tile function

No functional change intended.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_dma.c b/src/gallium/drivers/radeonsi/si_dma.c
index 4a87f791035b36f6d7167776cd7b011948f82a80..c02b01eca6d86a1a55f78f77d3e62990781e8323 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_dma.c
+++ b/src/gallium/drivers/radeonsi/si_dma.c
@@ -130,8 +130,11 @@ static void si_dma_copy_tile(struct si_context *ctx,
        struct si_screen *sscreen = ctx->screen;
        struct r600_texture *rsrc = (struct r600_texture*)src;
        struct r600_texture *rdst = (struct r600_texture*)dst;
+       struct r600_texture *rlinear, *rtiled;
+       unsigned linear_lvl, tiled_lvl;
        unsigned array_mode, lbpp, pitch_tile_max, slice_tile_max, size;
-       unsigned ncopy, height, cheight, detile, i, x, y, z, src_mode, dst_mode;
+       unsigned ncopy, height, cheight, detile, i, src_mode, dst_mode;
+       unsigned linear_x, linear_y, linear_z,  tiled_x, tiled_y, tiled_z;
        unsigned sub_cmd, bank_h, bank_w, mt_aspect, nbanks, tile_split, mt;
        uint64_t base, addr;
        unsigned pipe_config, tile_mode_index;
@@ -143,68 +146,44 @@ static void si_dma_copy_tile(struct si_context *ctx,
        dst_mode = dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : dst_mode;
        assert(dst_mode != src_mode);
 
-       y = 0;
        sub_cmd = SI_DMA_COPY_TILED;
        lbpp = util_logbase2(bpp);
        pitch_tile_max = ((pitch / bpp) / 8) - 1;
 
-       if (dst_mode == RADEON_SURF_MODE_LINEAR) {
-               /* T2L */
-               array_mode = si_array_mode(src_mode);
-               slice_tile_max = (rsrc->surface.level[src_level].nblk_x * rsrc->surface.level[src_level].nblk_y) / (8*8);
-               slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0;
-               /* linear height must be the same as the slice tile max height, it's ok even
-                * if the linear destination/source have smaller heigh as the size of the
-                * dma packet will be using the copy_height which is always smaller or equal
-                * to the linear height
-                */
-               height = rsrc->surface.level[src_level].npix_y;
-               detile = 1;
-               x = src_x;
-               y = src_y;
-               z = src_z;
-               base = rsrc->surface.level[src_level].offset;
-               addr = rdst->surface.level[dst_level].offset;
-               addr += rdst->surface.level[dst_level].slice_size * dst_z;
-               addr += dst_y * pitch + dst_x * bpp;
-               bank_h = cik_bank_wh(rsrc->surface.bankh);
-               bank_w = cik_bank_wh(rsrc->surface.bankw);
-               mt_aspect = cik_macro_tile_aspect(rsrc->surface.mtilea);
-               tile_split = cik_tile_split(rsrc->surface.tile_split);
-               tile_mode_index = si_tile_mode_index(rsrc, src_level,
-                                                    util_format_has_stencil(util_format_description(src->format)));
-               nbanks = si_num_banks(sscreen, rsrc);
-               base += rsrc->resource.gpu_address;
-               addr += rdst->resource.gpu_address;
-       } else {
-               /* L2T */
-               array_mode = si_array_mode(dst_mode);
-               slice_tile_max = (rdst->surface.level[dst_level].nblk_x * rdst->surface.level[dst_level].nblk_y) / (8*8);
-               slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0;
-               /* linear height must be the same as the slice tile max height, it's ok even
-                * if the linear destination/source have smaller heigh as the size of the
-                * dma packet will be using the copy_height which is always smaller or equal
-                * to the linear height
-                */
-               height = rdst->surface.level[dst_level].npix_y;
-               detile = 0;
-               x = dst_x;
-               y = dst_y;
-               z = dst_z;
-               base = rdst->surface.level[dst_level].offset;
-               addr = rsrc->surface.level[src_level].offset;
-               addr += rsrc->surface.level[src_level].slice_size * src_z;
-               addr += src_y * pitch + src_x * bpp;
-               bank_h = cik_bank_wh(rdst->surface.bankh);
-               bank_w = cik_bank_wh(rdst->surface.bankw);
-               mt_aspect = cik_macro_tile_aspect(rdst->surface.mtilea);
-               tile_split = cik_tile_split(rdst->surface.tile_split);
-               tile_mode_index = si_tile_mode_index(rdst, dst_level,
-                                                    util_format_has_stencil(util_format_description(dst->format)));
-               nbanks = si_num_banks(sscreen, rdst);
-               base += rdst->resource.gpu_address;
-               addr += rsrc->resource.gpu_address;
-       }
+       detile = dst_mode == RADEON_SURF_MODE_LINEAR;
+       rlinear = detile ? rdst : rsrc;
+       rtiled = detile ? rsrc : rdst;
+       linear_lvl = detile ? dst_level : src_level;
+       tiled_lvl = detile ? src_level : dst_level;
+       linear_x = detile ? dst_x : src_x;
+       linear_y = detile ? dst_y : src_y;
+       linear_z = detile ? dst_z : src_z;
+       tiled_x = detile ? src_x : dst_x;
+       tiled_y = detile ? src_y : dst_y;
+       tiled_z = detile ? src_z : dst_z;
+
+       array_mode = si_array_mode(rtiled->surface.level[tiled_lvl].mode);
+       slice_tile_max = (rtiled->surface.level[tiled_lvl].nblk_x *
+                         rtiled->surface.level[tiled_lvl].nblk_y) / (8*8) - 1;
+       /* linear height must be the same as the slice tile max height, it's ok even
+        * if the linear destination/source have smaller heigh as the size of the
+        * dma packet will be using the copy_height which is always smaller or equal
+        * to the linear height
+        */
+       height = rtiled->surface.level[tiled_lvl].npix_y;
+       base = rtiled->surface.level[tiled_lvl].offset;
+       addr = rlinear->surface.level[linear_lvl].offset;
+       addr += rlinear->surface.level[linear_lvl].slice_size * linear_z;
+       addr += linear_y * pitch + linear_x * bpp;
+       bank_h = cik_bank_wh(rtiled->surface.bankh);
+       bank_w = cik_bank_wh(rtiled->surface.bankw);
+       mt_aspect = cik_macro_tile_aspect(rtiled->surface.mtilea);
+       tile_split = cik_tile_split(rtiled->surface.tile_split);
+       tile_mode_index = si_tile_mode_index(rtiled, tiled_lvl,
+                                            util_format_has_stencil(util_format_description(rtiled->resource.b.b.format)));
+       nbanks = si_num_banks(sscreen, rtiled);
+       base += rtiled->resource.gpu_address;
+       addr += rlinear->resource.gpu_address;
 
        pipe_config = cik_db_pipe_config(sscreen, tile_mode_index);
        mt = si_micro_tile_mode(sscreen, tile_mode_index);
@@ -230,13 +209,13 @@ static void si_dma_copy_tile(struct si_context *ctx,
                                        (bank_w << 18) | (mt_aspect << 16);
                cs->buf[cs->cdw++] = (pitch_tile_max << 0) | ((height - 1) << 16);
                cs->buf[cs->cdw++] = (slice_tile_max << 0) | (pipe_config << 26);
-               cs->buf[cs->cdw++] = (x << 0) | (z << 18);
-               cs->buf[cs->cdw++] = (y << 0) | (tile_split << 21) | (nbanks << 25) | (mt << 27);
+               cs->buf[cs->cdw++] = (tiled_x << 0) | (tiled_z << 18);
+               cs->buf[cs->cdw++] = (tiled_y << 0) | (tile_split << 21) | (nbanks << 25) | (mt << 27);
                cs->buf[cs->cdw++] = addr & 0xfffffffc;
                cs->buf[cs->cdw++] = (addr >> 32UL) & 0xff;
                copy_height -= cheight;
                addr += cheight * pitch;
-               y += cheight;
+               tiled_y += cheight;
        }
 }