From 8ac9801669c68c33d9dd35a57baf985a4be49eff Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Fri, 24 Feb 2012 02:27:38 +0100 Subject: [PATCH] r600g: accelerate buffer copying MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This will be useful for efficient handling of the DISCARD transfer flags. Reviewed-by: Alex Deucher Reviewed-by: Christian König --- src/gallium/drivers/r600/r600_blit.c | 70 +++++++++++++++++++--------- 1 file changed, 47 insertions(+), 23 deletions(-) diff --git a/src/gallium/drivers/r600/r600_blit.c b/src/gallium/drivers/r600/r600_blit.c index 6147a9fd610..829d979d2e4 100644 --- a/src/gallium/drivers/r600/r600_blit.c +++ b/src/gallium/drivers/r600/r600_blit.c @@ -27,18 +27,21 @@ enum r600_blitter_op /* bitmask */ { - R600_SAVE_TEXTURES = 1, - R600_SAVE_FRAMEBUFFER = 2, - R600_DISABLE_RENDER_COND = 4, + R600_SAVE_FRAGMENT_STATE = 1, + R600_SAVE_TEXTURES = 2, + R600_SAVE_FRAMEBUFFER = 4, + R600_DISABLE_RENDER_COND = 8, - R600_CLEAR = 0, + R600_CLEAR = R600_SAVE_FRAGMENT_STATE, - R600_CLEAR_SURFACE = R600_SAVE_FRAMEBUFFER, + R600_CLEAR_SURFACE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER, - R600_COPY = R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES | + R600_COPY_BUFFER = R600_DISABLE_RENDER_COND, + + R600_COPY_TEXTURE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES | R600_DISABLE_RENDER_COND, - R600_DECOMPRESS = R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND, + R600_DECOMPRESS = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND, }; static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op) @@ -47,23 +50,26 @@ static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op r600_suspend_nontimer_queries(rctx); - util_blitter_save_blend(rctx->blitter, rctx->states[R600_PIPE_STATE_BLEND]); - util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->states[R600_PIPE_STATE_DSA]); - if (rctx->states[R600_PIPE_STATE_STENCIL_REF]) { - util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref); - } - util_blitter_save_rasterizer(rctx->blitter, rctx->states[R600_PIPE_STATE_RASTERIZER]); - util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader); - util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader); - util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements); - if (rctx->states[R600_PIPE_STATE_VIEWPORT]) { - util_blitter_save_viewport(rctx->blitter, &rctx->viewport); - } util_blitter_save_vertex_buffers(rctx->blitter, util_last_bit(rctx->vertex_buffer_state.enabled_mask), rctx->vertex_buffer_state.vb); + util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements); + util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader); util_blitter_save_so_targets(rctx->blitter, rctx->num_so_targets, (struct pipe_stream_output_target**)rctx->so_targets); + util_blitter_save_rasterizer(rctx->blitter, rctx->states[R600_PIPE_STATE_RASTERIZER]); + + if (op & R600_SAVE_FRAGMENT_STATE) { + if (rctx->states[R600_PIPE_STATE_VIEWPORT]) { + util_blitter_save_viewport(rctx->blitter, &rctx->viewport); + } + util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader); + util_blitter_save_blend(rctx->blitter, rctx->states[R600_PIPE_STATE_BLEND]); + util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->states[R600_PIPE_STATE_DSA]); + if (rctx->states[R600_PIPE_STATE_STENCIL_REF]) { + util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref); + } + } if (op & R600_SAVE_FRAMEBUFFER) util_blitter_save_framebuffer(rctx->blitter, &rctx->framebuffer); @@ -253,6 +259,25 @@ static void r600_clear_depth_stencil(struct pipe_context *ctx, r600_blitter_end(ctx); } +static void r600_copy_buffer(struct pipe_context *ctx, + struct pipe_resource *dst, + unsigned dstx, + struct pipe_resource *src, + const struct pipe_box *src_box) +{ + struct r600_context *rctx = (struct r600_context*)ctx; + + if (rctx->screen->has_streamout && + /* Require dword alignment. */ + dstx % 4 == 0 && src_box->x % 4 == 0 && src_box->width % 4 == 0) { + r600_blitter_begin(ctx, R600_COPY_BUFFER); + util_blitter_copy_buffer(rctx->blitter, dst, dstx, src, src_box->x, src_box->width); + r600_blitter_end(ctx); + } else { + util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box); + } +} + struct texture_orig_info { unsigned format; unsigned width0; @@ -329,10 +354,9 @@ static void r600_resource_copy_region(struct pipe_context *ctx, memset(orig_info, 0, sizeof(orig_info)); - /* Fallback for buffers. */ + /* Handle buffers first. */ if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) { - util_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz, - src, src_level, src_box); + r600_copy_buffer(ctx, dst, dstx, src, src_box); return; } @@ -369,7 +393,7 @@ static void r600_resource_copy_region(struct pipe_context *ctx, dsty = util_format_get_nblocksy(orig_info[1].format, dsty); } - r600_blitter_begin(ctx, R600_COPY); + r600_blitter_begin(ctx, R600_COPY_TEXTURE); util_blitter_copy_texture(rctx->blitter, dst, dst_level, dstx, dsty, dstz, src, src_level, psbox, TRUE); r600_blitter_end(ctx); -- 2.30.2