diff options
| author | Marek Olšák <[email protected]> | 2017-02-15 18:32:34 +0100 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2017-02-18 01:22:08 +0100 |
| commit | 791e8ce04a7e9970f437858bdff0a1f8b47626ba (patch) | |
| tree | a3a487420cede820b38ad5f4e04c1c4835963448 /src/gallium/drivers/radeonsi/si_state_draw.c | |
| parent | d6c8c26851c5fe03a6a21b2280be216aae6bbe33 (diff) | |
radeonsi: use a clever alignment for index buffer uploads
Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_state_draw.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state_draw.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index e341f33fb1a..34a44cc31fd 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -1048,14 +1048,16 @@ void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info) /* 8-bit indices are supported on VI. */ if (sctx->b.chip_class <= CIK && ib.index_size == 1) { struct pipe_resource *out_buffer = NULL; - unsigned out_offset, start, count, start_offset; + unsigned out_offset, start, count, start_offset, size; void *ptr; si_get_draw_start_count(sctx, info, &start, &count); start_offset = start * ib.index_size; + size = count * 2; u_upload_alloc(ctx->stream_uploader, start_offset, - count * 2, 256, + size, + si_optimal_tcc_alignment(sctx, size), &out_offset, &out_buffer, &ptr); if (!out_buffer) { pipe_resource_reference(&ib.buffer, NULL); @@ -1079,8 +1081,9 @@ void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info) start_offset = start * ib.index_size; u_upload_data(ctx->stream_uploader, start_offset, - count * ib.index_size, - 256, (char*)ib.user_buffer + start_offset, + count * ib.index_size, + sctx->screen->b.info.tcc_cache_line_size, + (char*)ib.user_buffer + start_offset, &ib.offset, &ib.buffer); if (!ib.buffer) return; |