From 7c5707bd4a7c5440f2f84b2805860a922ce365ac Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Sat, 15 Nov 2014 13:18:06 -0500 Subject: [PATCH] freedreno/a4xx: implement mem->gmem (restore) Support to restore gmem (tile buffer) (in case it wasn't glClear'd). Signed-off-by: Rob Clark --- src/gallium/drivers/freedreno/a4xx/fd4_emit.c | 45 ++++- src/gallium/drivers/freedreno/a4xx/fd4_gmem.c | 157 +++++++++++++++++- 2 files changed, 199 insertions(+), 3 deletions(-) diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_emit.c b/src/gallium/drivers/freedreno/a4xx/fd4_emit.c index 3259c210d7a..05f02f64c33 100644 --- a/src/gallium/drivers/freedreno/a4xx/fd4_emit.c +++ b/src/gallium/drivers/freedreno/a4xx/fd4_emit.c @@ -218,9 +218,50 @@ emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring, void fd4_emit_gmem_restore_tex(struct fd_ringbuffer *ring, struct pipe_surface *psurf) { - /* TODO */ -} + struct fd_resource *rsc = fd_resource(psurf->texture); + unsigned lvl = psurf->u.tex.level; + struct fd_resource_slice *slice = &rsc->slices[lvl]; + uint32_t layer_offset = slice->size0 * psurf->u.tex.first_layer; + enum pipe_format format = fd4_gmem_restore_format(psurf->format); + + debug_assert(psurf->u.tex.first_layer == psurf->u.tex.last_layer); + + /* output sampler state: */ + OUT_PKT3(ring, CP_LOAD_STATE, 4); + OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(0) | + CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) | + CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) | + CP_LOAD_STATE_0_NUM_UNIT(1)); + OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) | + CP_LOAD_STATE_1_EXT_SRC_ADDR(0)); + OUT_RING(ring, A4XX_TEX_SAMP_0_XY_MAG(A4XX_TEX_NEAREST) | + A4XX_TEX_SAMP_0_XY_MIN(A4XX_TEX_NEAREST) | + A4XX_TEX_SAMP_0_WRAP_S(A4XX_TEX_CLAMP_TO_EDGE) | + A4XX_TEX_SAMP_0_WRAP_T(A4XX_TEX_CLAMP_TO_EDGE) | + A4XX_TEX_SAMP_0_WRAP_R(A4XX_TEX_REPEAT)); + OUT_RING(ring, 0x00000000); + /* emit texture state: */ + OUT_PKT3(ring, CP_LOAD_STATE, 10); + OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(0) | + CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) | + CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) | + CP_LOAD_STATE_0_NUM_UNIT(1)); + OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) | + CP_LOAD_STATE_1_EXT_SRC_ADDR(0)); + OUT_RING(ring, A4XX_TEX_CONST_0_FMT(fd4_pipe2tex(format)) | + A4XX_TEX_CONST_0_TYPE(A4XX_TEX_2D) | + fd4_tex_swiz(format, PIPE_SWIZZLE_RED, PIPE_SWIZZLE_GREEN, + PIPE_SWIZZLE_BLUE, PIPE_SWIZZLE_ALPHA)); + OUT_RING(ring, A4XX_TEX_CONST_1_WIDTH(psurf->width) | + A4XX_TEX_CONST_1_HEIGHT(psurf->height)); + OUT_RING(ring, A4XX_TEX_CONST_2_PITCH(slice->pitch * rsc->cpp)); + OUT_RING(ring, 0x00000000); + OUT_RELOC(ring, rsc->bo, layer_offset, 0, 0); + OUT_RING(ring, 0x00000000); + OUT_RING(ring, 0x00000000); + OUT_RING(ring, 0x00000000); +} void fd4_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd4_emit *emit) diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c b/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c index 8cb6bc4cb6c..05e2df92d46 100644 --- a/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c +++ b/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c @@ -241,10 +241,165 @@ fd4_emit_tile_gmem2mem(struct fd_context *ctx, struct fd_tile *tile) /* transfer from system memory to gmem */ +static void +emit_mem2gmem_surf(struct fd_context *ctx, struct fd4_emit *emit, + uint32_t base, struct pipe_surface *psurf, uint32_t bin_w) +{ + struct ir3_shader_variant *fp = fd4_emit_get_fp(emit); + struct fd_ringbuffer *ring = ctx->ring; + uint32_t color_regid = ir3_find_output_regid(fp, + ir3_semantic_name(TGSI_SEMANTIC_COLOR, 0)); + + OUT_PKT0(ring, REG_A4XX_SP_FS_MRT_REG(0), 8); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(color_regid) | + A4XX_SP_FS_MRT_REG_MRTFORMAT(fd4_pipe2color(psurf->format)) | + COND(fp->key.half_precision, A4XX_SP_FS_MRT_REG_HALF_PRECISION)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + OUT_RING(ring, A4XX_SP_FS_MRT_REG_REGID(0)); + + emit_mrt(ring, 1, &psurf, &base, bin_w); + + fd4_emit_gmem_restore_tex(ring, psurf); + + fd4_draw(ctx, ring, DI_PT_RECTLIST, IGNORE_VISIBILITY, + DI_SRC_SEL_AUTO_INDEX, 2, INDEX_SIZE_IGN, 0, 0, NULL); +} + static void fd4_emit_tile_mem2gmem(struct fd_context *ctx, struct fd_tile *tile) { - /* TODO */ + struct fd4_context *fd4_ctx = fd4_context(ctx); + struct fd_gmem_stateobj *gmem = &ctx->gmem; + struct fd_ringbuffer *ring = ctx->ring; + struct pipe_framebuffer_state *pfb = &ctx->framebuffer; + struct fd4_emit emit = { + .vtx = &fd4_ctx->blit_vbuf_state, + .prog = &ctx->blit_prog, + .key = key, + }; + float x0, y0, x1, y1; + unsigned bin_w = tile->bin_w; + unsigned bin_h = tile->bin_h; + unsigned i; + + /* write texture coordinates to vertexbuf: */ + x0 = ((float)tile->xoff) / ((float)pfb->width); + x1 = ((float)tile->xoff + bin_w) / ((float)pfb->width); + y0 = ((float)tile->yoff) / ((float)pfb->height); + y1 = ((float)tile->yoff + bin_h) / ((float)pfb->height); + + OUT_PKT3(ring, CP_MEM_WRITE, 5); + OUT_RELOCW(ring, fd_resource(fd4_ctx->blit_texcoord_vbuf)->bo, 0, 0, 0); + OUT_RING(ring, fui(x0)); + OUT_RING(ring, fui(y0)); + OUT_RING(ring, fui(x1)); + OUT_RING(ring, fui(y1)); + + for (i = 0; i < 8; i++) { + OUT_PKT0(ring, REG_A4XX_RB_MRT_CONTROL(i), 1); + OUT_RING(ring, A4XX_RB_MRT_CONTROL_FASTCLEAR | + A4XX_RB_MRT_CONTROL_B11 | + A4XX_RB_MRT_CONTROL_COMPONENT_ENABLE(0xf)); + + OUT_PKT0(ring, REG_A4XX_RB_MRT_BLEND_CONTROL(i), 1); + OUT_RING(ring, A4XX_RB_MRT_BLEND_CONTROL_RGB_SRC_FACTOR(FACTOR_ONE) | + A4XX_RB_MRT_BLEND_CONTROL_RGB_BLEND_OPCODE(BLEND_DST_PLUS_SRC) | + A4XX_RB_MRT_BLEND_CONTROL_RGB_DEST_FACTOR(FACTOR_ZERO) | + A4XX_RB_MRT_BLEND_CONTROL_ALPHA_SRC_FACTOR(FACTOR_ONE) | + A4XX_RB_MRT_BLEND_CONTROL_ALPHA_BLEND_OPCODE(BLEND_DST_PLUS_SRC) | + A4XX_RB_MRT_BLEND_CONTROL_ALPHA_DEST_FACTOR(FACTOR_ZERO)); + } + + OUT_PKT0(ring, REG_A4XX_RB_RENDER_CONTROL, 1); + OUT_RING(ring, 0x8); /* XXX RB_RENDER_CONTROL */ + + OUT_PKT0(ring, REG_A4XX_RB_DEPTH_CONTROL, 1); + OUT_RING(ring, A4XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_LESS)); + + OUT_PKT0(ring, REG_A4XX_GRAS_CL_CLIP_CNTL, 1); + OUT_RING(ring, 0x280000); /* XXX GRAS_CL_CLIP_CNTL */ + + OUT_PKT0(ring, REG_A4XX_GRAS_SU_MODE_CONTROL, 1); + OUT_RING(ring, A4XX_GRAS_SU_MODE_CONTROL_LINEHALFWIDTH(0) | + A4XX_GRAS_SU_MODE_CONTROL_RENDERING_PASS); + + OUT_PKT0(ring, REG_A4XX_GRAS_CL_VPORT_XOFFSET_0, 6); + OUT_RING(ring, A4XX_GRAS_CL_VPORT_XOFFSET_0((float)bin_w/2.0)); + OUT_RING(ring, A4XX_GRAS_CL_VPORT_XSCALE_0((float)bin_w/2.0)); + OUT_RING(ring, A4XX_GRAS_CL_VPORT_YOFFSET_0((float)bin_h/2.0)); + OUT_RING(ring, A4XX_GRAS_CL_VPORT_YSCALE_0(-(float)bin_h/2.0)); + OUT_RING(ring, A4XX_GRAS_CL_VPORT_ZOFFSET_0(0.0)); + OUT_RING(ring, A4XX_GRAS_CL_VPORT_ZSCALE_0(1.0)); + + OUT_PKT0(ring, REG_A4XX_GRAS_SC_WINDOW_SCISSOR_BR, 2); + OUT_RING(ring, A4XX_GRAS_SC_WINDOW_SCISSOR_BR_X(bin_w - 1) | + A4XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(bin_h - 1)); + OUT_RING(ring, A4XX_GRAS_SC_WINDOW_SCISSOR_TL_X(0) | + A4XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(0)); + + OUT_PKT0(ring, REG_A4XX_GRAS_SC_SCREEN_SCISSOR_TL, 2); + OUT_RING(ring, A4XX_GRAS_SC_SCREEN_SCISSOR_TL_X(0) | + A4XX_GRAS_SC_SCREEN_SCISSOR_TL_Y(0)); + OUT_RING(ring, A4XX_GRAS_SC_SCREEN_SCISSOR_BR_X(bin_w - 1) | + A4XX_GRAS_SC_SCREEN_SCISSOR_BR_Y(bin_h - 1)); + + OUT_PKT0(ring, REG_A4XX_RB_MODE_CONTROL, 1); + OUT_RING(ring, A4XX_RB_MODE_CONTROL_WIDTH(gmem->bin_w) | + A4XX_RB_MODE_CONTROL_HEIGHT(gmem->bin_h)); + + OUT_PKT0(ring, REG_A4XX_RB_STENCIL_CONTROL, 1); + OUT_RING(ring, A4XX_RB_STENCIL_CONTROL_FUNC(FUNC_ALWAYS) | + A4XX_RB_STENCIL_CONTROL_FAIL(STENCIL_KEEP) | + A4XX_RB_STENCIL_CONTROL_ZPASS(STENCIL_KEEP) | + A4XX_RB_STENCIL_CONTROL_ZFAIL(STENCIL_KEEP) | + A4XX_RB_STENCIL_CONTROL_FUNC_BF(FUNC_ALWAYS) | + A4XX_RB_STENCIL_CONTROL_FAIL_BF(STENCIL_KEEP) | + A4XX_RB_STENCIL_CONTROL_ZPASS_BF(STENCIL_KEEP) | + A4XX_RB_STENCIL_CONTROL_ZFAIL_BF(STENCIL_KEEP)); + + OUT_PKT0(ring, REG_A4XX_GRAS_SC_CONTROL, 1); + OUT_RING(ring, A4XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) | + A4XX_GRAS_SC_CONTROL_MSAA_DISABLE | + A4XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) | + A4XX_GRAS_SC_CONTROL_RASTER_MODE(1)); + + OUT_PKT0(ring, REG_A4XX_PC_PRIM_VTX_CNTL, 1); + OUT_RING(ring, A4XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST | + A4XX_PC_PRIM_VTX_CNTL_VAROUT); + + OUT_PKT0(ring, REG_A4XX_VFD_INDEX_OFFSET, 2); + OUT_RING(ring, 0); /* VFD_INDEX_OFFSET */ + OUT_RING(ring, 0); /* ??? UNKNOWN_2209 */ + + fd4_program_emit(ring, &emit); + fd4_emit_vertex_bufs(ring, &emit); + + /* for gmem pitch/base calculations, we need to use the non- + * truncated tile sizes: + */ + bin_w = gmem->bin_w; + bin_h = gmem->bin_h; + + if (fd_gmem_needs_restore(ctx, tile, FD_BUFFER_DEPTH | FD_BUFFER_STENCIL)) + emit_mem2gmem_surf(ctx, &emit, depth_base(ctx), pfb->zsbuf, bin_w); + + if (fd_gmem_needs_restore(ctx, tile, FD_BUFFER_COLOR)) + emit_mem2gmem_surf(ctx, &emit, 0, pfb->cbufs[0], bin_w); + + OUT_PKT0(ring, REG_A4XX_GRAS_SC_CONTROL, 1); + OUT_RING(ring, A4XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) | + A4XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) | + A4XX_GRAS_SC_CONTROL_RASTER_MODE(0)); + + OUT_PKT0(ring, REG_A4XX_RB_MODE_CONTROL, 1); + OUT_RING(ring, A4XX_RB_MODE_CONTROL_WIDTH(gmem->bin_w) | + A4XX_RB_MODE_CONTROL_HEIGHT(gmem->bin_h) | + 0x00010000); /* XXX */ } static void -- 2.30.2