r600g: handle NULL colorbuffers correctly on Evergreen
[mesa.git] / src / gallium / drivers / r600 / evergreen_state.c
index 72a2fe2b6b108bb7ca68c278af897b82ede7273e..77e3c95636dd12f8d04637127d9bf1d92685b6df 100644 (file)
@@ -711,9 +711,14 @@ boolean evergreen_is_format_supported(struct pipe_screen *screen,
                }
        }
 
-       if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
-           r600_is_sampler_format_supported(screen, format)) {
-               retval |= PIPE_BIND_SAMPLER_VIEW;
+       if (usage & PIPE_BIND_SAMPLER_VIEW) {
+               if (target == PIPE_BUFFER) {
+                       if (r600_is_vertex_format_supported(format))
+                               retval |= PIPE_BIND_SAMPLER_VIEW;
+               } else {
+                       if (r600_is_sampler_format_supported(screen, format))
+                               retval |= PIPE_BIND_SAMPLER_VIEW;
+               }
        }
 
        if ((usage & (PIPE_BIND_RENDER_TARGET |
@@ -968,7 +973,7 @@ static void *evergreen_create_rs_state(struct pipe_context *ctx,
                               S_028A48_VPORT_SCISSOR_ENABLE(state->scissor) |
                               S_028A48_LINE_STIPPLE_ENABLE(state->line_stipple_enable));
 
-       if (rctx->chip_class == CAYMAN) {
+       if (rctx->b.chip_class == CAYMAN) {
                r600_store_context_reg(&rs->buffer, CM_R_028BE4_PA_SU_VTX_CNTL,
                                       S_028C08_PIX_CENTER_HALF(state->half_pixel_center) |
                                       S_028C08_QUANT_MODE(V_028C08_X_1_256TH));
@@ -1188,14 +1193,14 @@ evergreen_create_sampler_view_custom(struct pipe_context *ctx,
        macro_aspect = eg_macro_tile_aspect(macro_aspect);
        bankw = eg_bank_wh(bankw);
        bankh = eg_bank_wh(bankh);
-       fmask_bankh = eg_bank_wh(tmp->fmask_bank_height);
+       fmask_bankh = eg_bank_wh(tmp->fmask.bank_height);
 
        /* 128 bit formats require tile type = 1 */
-       if (rscreen->chip_class == CAYMAN) {
+       if (rscreen->b.chip_class == CAYMAN) {
                if (util_format_get_blocksize(pipe_format) >= 16)
                        non_disp_tiling = 1;
        }
-       nbanks = eg_num_banks(rscreen->tiling_info.num_banks);
+       nbanks = eg_num_banks(rscreen->b.tiling_info.num_banks);
 
        if (texture->target == PIPE_TEXTURE_1D_ARRAY) {
                height = 1;
@@ -1209,7 +1214,7 @@ evergreen_create_sampler_view_custom(struct pipe_context *ctx,
        view->tex_resource_words[0] = (S_030000_DIM(r600_tex_dim(texture->target, texture->nr_samples)) |
                                       S_030000_PITCH((pitch / 8) - 1) |
                                       S_030000_TEX_WIDTH(width - 1));
-       if (rscreen->chip_class == CAYMAN)
+       if (rscreen->b.chip_class == CAYMAN)
                view->tex_resource_words[0] |= CM_S_030000_NON_DISP_TILING_ORDER(non_disp_tiling);
        else
                view->tex_resource_words[0] |= S_030000_NON_DISP_TILING_ORDER(non_disp_tiling);
@@ -1226,7 +1231,7 @@ evergreen_create_sampler_view_custom(struct pipe_context *ctx,
                        view->skip_mip_address_reloc = true;
                } else {
                        /* FMASK should be in MIP_ADDRESS for multisample textures */
-                       view->tex_resource_words[3] = (tmp->fmask_offset + r600_resource_va(ctx->screen, texture)) >> 8;
+                       view->tex_resource_words[3] = (tmp->fmask.offset + r600_resource_va(ctx->screen, texture)) >> 8;
                }
        } else if (state->u.tex.last_level && texture->nr_samples <= 1) {
                view->tex_resource_words[3] = (surflevel[1].offset + r600_resource_va(ctx->screen, texture)) >> 8;
@@ -1243,7 +1248,7 @@ evergreen_create_sampler_view_custom(struct pipe_context *ctx,
 
        if (texture->nr_samples > 1) {
                unsigned log_samples = util_logbase2(texture->nr_samples);
-               if (rscreen->chip_class == CAYMAN) {
+               if (rscreen->b.chip_class == CAYMAN) {
                        view->tex_resource_words[4] |= S_030010_LOG2_NUM_FRAGMENTS(log_samples);
                }
                /* LAST_LEVEL holds log2(nr_samples) for multisample textures */
@@ -1277,11 +1282,11 @@ evergreen_create_sampler_view(struct pipe_context *ctx,
 
 static void evergreen_emit_clip_state(struct r600_context *rctx, struct r600_atom *atom)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct pipe_clip_state *state = &rctx->clip_state.state;
 
        r600_write_context_reg_seq(cs, R_0285BC_PA_CL_UCP0_X, 6*4);
-       r600_write_array(cs, 6*4, (unsigned*)state);
+       radeon_emit_array(cs, (unsigned*)state, 6*4);
 }
 
 static void evergreen_set_polygon_stipple(struct pipe_context *ctx,
@@ -1300,7 +1305,7 @@ static void evergreen_get_scissor_rect(struct r600_context *rctx,
                tl_y = 1;
 
        /* cayman hw workaround */
-       if (rctx->chip_class == CAYMAN) {
+       if (rctx->b.chip_class == CAYMAN) {
                if (br_x == 1 && br_y == 1)
                        br_x = 2;
        }
@@ -1322,15 +1327,15 @@ static void evergreen_set_scissor_states(struct pipe_context *ctx,
 
 static void evergreen_emit_scissor_state(struct r600_context *rctx, struct r600_atom *atom)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct pipe_scissor_state *state = &rctx->scissor.scissor;
        uint32_t tl, br;
 
        evergreen_get_scissor_rect(rctx, state->minx, state->miny, state->maxx, state->maxy, &tl, &br);
 
        r600_write_context_reg_seq(cs, R_028250_PA_SC_VPORT_SCISSOR_0_TL, 2);
-       r600_write_value(cs, tl);
-       r600_write_value(cs, br);
+       radeon_emit(cs, tl);
+       radeon_emit(cs, br);
 }
 
 /**
@@ -1348,7 +1353,7 @@ void evergreen_init_color_surface_rat(struct r600_context *rctx,
        unsigned block_size =
                align(util_format_get_blocksize(pipe_buffer->format), 4);
        unsigned pitch_alignment =
-               MAX2(64, rctx->screen->tiling_info.group_bytes / block_size);
+               MAX2(64, rctx->screen->b.tiling_info.group_bytes / block_size);
        unsigned pitch = align(pipe_buffer->width0, pitch_alignment);
 
        /* XXX: This is copied from evergreen_init_color_surface().  I don't
@@ -1359,7 +1364,7 @@ void evergreen_init_color_surface_rat(struct r600_context *rctx,
        }
 
        surf->cb_color_base =
-               r600_resource_va(rctx->context.screen, pipe_buffer) >> 8;
+               r600_resource_va(rctx->b.b.screen, pipe_buffer) >> 8;
 
        surf->cb_color_pitch = (pitch / 8) - 1;
 
@@ -1444,7 +1449,7 @@ void evergreen_init_color_surface(struct r600_context *rctx,
        macro_aspect = rtex->surface.mtilea;
        bankw = rtex->surface.bankw;
        bankh = rtex->surface.bankh;
-       fmask_bankh = rtex->fmask_bank_height;
+       fmask_bankh = rtex->fmask.bank_height;
        tile_split = eg_tile_split(tile_split);
        macro_aspect = eg_macro_tile_aspect(macro_aspect);
        bankw = eg_bank_wh(bankw);
@@ -1452,11 +1457,11 @@ void evergreen_init_color_surface(struct r600_context *rctx,
        fmask_bankh = eg_bank_wh(fmask_bankh);
 
        /* 128 bit formats require tile type = 1 */
-       if (rscreen->chip_class == CAYMAN) {
+       if (rscreen->b.chip_class == CAYMAN) {
                if (util_format_get_blocksize(surf->base.format) >= 16)
                        non_disp_tiling = 1;
        }
-       nbanks = eg_num_banks(rscreen->tiling_info.num_banks);
+       nbanks = eg_num_banks(rscreen->b.tiling_info.num_banks);
        desc = util_format_description(surf->base.format);
        for (i = 0; i < 4; i++) {
                if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
@@ -1472,7 +1477,7 @@ void evergreen_init_color_surface(struct r600_context *rctx,
                        S_028C74_NON_DISP_TILING_ORDER(non_disp_tiling) |
                        S_028C74_FMASK_BANK_HEIGHT(fmask_bankh);
 
-       if (rctx->chip_class == CAYMAN) {
+       if (rctx->b.chip_class == CAYMAN) {
                color_attrib |= S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] ==
                                                           UTIL_FORMAT_SWIZZLE_1);
 
@@ -1533,12 +1538,6 @@ void evergreen_init_color_surface(struct r600_context *rctx,
                S_028C70_NUMBER_TYPE(ntype) |
                S_028C70_ENDIAN(endian);
 
-       if (rtex->is_rat) {
-               color_info |= S_028C70_RAT(1);
-               color_dim = S_028C78_WIDTH_MAX(pipe_tex->width0 & 0xffff)
-                       | S_028C78_HEIGHT_MAX((pipe_tex->width0 >> 16) & 0xffff);
-       }
-
        /* EXPORT_NORM is an optimzation that can be enabled for better
         * performance in certain cases.
         * EXPORT_NORM can be enabled if:
@@ -1555,11 +1554,14 @@ void evergreen_init_color_surface(struct r600_context *rctx,
                surf->export_16bpc = true;
        }
 
-       if (rtex->fmask_size && rtex->cmask_size) {
-               color_info |= S_028C70_COMPRESSION(1) | S_028C70_FAST_CLEAR(1);
+       if (rtex->fmask.size) {
+               color_info |= S_028C70_COMPRESSION(1);
+       }
+       if (rtex->cmask.size) {
+               color_info |= S_028C70_FAST_CLEAR(1);
        }
 
-       base_offset = r600_resource_va(rctx->context.screen, pipe_tex);
+       base_offset = r600_resource_va(rctx->b.b.screen, pipe_tex);
 
        /* XXX handle enabling of CB beyond BASE8 which has different offset */
        surf->cb_color_base = (base_offset + offset) >> 8;
@@ -1574,15 +1576,19 @@ void evergreen_init_color_surface(struct r600_context *rctx,
                                      S_028C6C_SLICE_MAX(surf->base.u.tex.last_layer);
        }
        surf->cb_color_attrib = color_attrib;
-       if (rtex->fmask_size && rtex->cmask_size) {
-               surf->cb_color_fmask = (base_offset + rtex->fmask_offset) >> 8;
-               surf->cb_color_cmask = (base_offset + rtex->cmask_offset) >> 8;
+       if (rtex->fmask.size) {
+               surf->cb_color_fmask = (base_offset + rtex->fmask.offset) >> 8;
        } else {
                surf->cb_color_fmask = surf->cb_color_base;
+       }
+       if (rtex->cmask.size) {
+               uint64_t va = r600_resource_va(rctx->b.b.screen, &rtex->cmask_buffer->b.b);
+               surf->cb_color_cmask = (va + rtex->cmask.offset) >> 8;
+       } else {
                surf->cb_color_cmask = surf->cb_color_base;
        }
-       surf->cb_color_fmask_slice = S_028C88_TILE_MAX(rtex->fmask_slice_tile_max);
-       surf->cb_color_cmask_slice = S_028C80_TILE_MAX(rtex->cmask_slice_tile_max);
+       surf->cb_color_fmask_slice = S_028C88_TILE_MAX(rtex->fmask.slice_tile_max);
+       surf->cb_color_cmask_slice = S_028C80_TILE_MAX(rtex->cmask.slice_tile_max);
 
        surf->color_initialized = true;
 }
@@ -1591,7 +1597,7 @@ static void evergreen_init_depth_surface(struct r600_context *rctx,
                                         struct r600_surface *surf)
 {
        struct r600_screen *rscreen = rctx->screen;
-       struct pipe_screen *screen = &rscreen->screen;
+       struct pipe_screen *screen = &rscreen->b.b;
        struct r600_texture *rtex = (struct r600_texture*)surf->base.texture;
        uint64_t offset;
        unsigned level, pitch, slice, format, array_mode;
@@ -1627,7 +1633,7 @@ static void evergreen_init_depth_surface(struct r600_context *rctx,
        macro_aspect = eg_macro_tile_aspect(macro_aspect);
        bankw = eg_bank_wh(bankw);
        bankh = eg_bank_wh(bankh);
-       nbanks = eg_num_banks(rscreen->tiling_info.num_banks);
+       nbanks = eg_num_banks(rscreen->b.tiling_info.num_banks);
        offset >>= 8;
 
        surf->db_depth_info = S_028040_ARRAY_MODE(array_mode) |
@@ -1637,7 +1643,7 @@ static void evergreen_init_depth_surface(struct r600_context *rctx,
                              S_028040_BANK_WIDTH(bankw) |
                              S_028040_BANK_HEIGHT(bankh) |
                              S_028040_MACRO_TILE_ASPECT(macro_aspect);
-       if (rscreen->chip_class == CAYMAN && rtex->resource.b.b.nr_samples > 1) {
+       if (rscreen->b.chip_class == CAYMAN && rtex->resource.b.b.nr_samples > 1) {
                surf->db_depth_info |= S_028040_NUM_SAMPLES(util_logbase2(rtex->resource.b.b.nr_samples));
        }
        surf->db_depth_base = offset;
@@ -1683,15 +1689,15 @@ static void evergreen_init_depth_surface(struct r600_context *rctx,
                surf->db_stencil_base = offset;
                /* DRM 2.6.18 allows the INVALID format to disable stencil.
                 * Older kernels are out of luck. */
-               surf->db_stencil_info = rctx->screen->info.drm_minor >= 18 ?
+               surf->db_stencil_info = rctx->screen->b.info.drm_minor >= 18 ?
                                        S_028044_FORMAT(V_028044_STENCIL_INVALID) :
                                        S_028044_FORMAT(V_028044_STENCIL_8);
        }
 
        surf->htile_enabled = 0;
        /* use htile only for first level */
-       if (rtex->htile && !level) {
-               uint64_t va = r600_resource_va(&rctx->screen->screen, &rtex->htile->b.b);
+       if (rtex->htile_buffer && !level) {
+               uint64_t va = r600_resource_va(&rctx->screen->b.b, &rtex->htile_buffer->b.b);
                surf->htile_enabled = 1;
                surf->db_htile_data_base = va >> 8;
                surf->db_htile_surface = S_028ABC_HTILE_WIDTH(1) |
@@ -1714,18 +1720,17 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
        uint32_t i, log_samples;
 
        if (rctx->framebuffer.state.nr_cbufs) {
-               rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
-
-               if (rctx->framebuffer.state.cbufs[0]->texture->nr_samples > 1) {
-                       rctx->flags |= R600_CONTEXT_FLUSH_AND_INV_CB_META;
-               }
+               rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
+               rctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_CB |
+                                R600_CONTEXT_FLUSH_AND_INV_CB_META;
        }
        if (rctx->framebuffer.state.zsbuf) {
-               rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
+               rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
+               rctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_DB;
 
                rtex = (struct r600_texture*)rctx->framebuffer.state.zsbuf->texture;
-               if (rtex->htile) {
-                       rctx->flags |= R600_CONTEXT_FLUSH_AND_INV_DB_META;
+               if (rtex->htile_buffer) {
+                       rctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_DB_META;
                }
        }
 
@@ -1733,19 +1738,16 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
 
        /* Colorbuffers. */
        rctx->framebuffer.export_16bpc = state->nr_cbufs != 0;
-       rctx->framebuffer.cb0_is_integer = state->nr_cbufs &&
+       rctx->framebuffer.cb0_is_integer = state->nr_cbufs && state->cbufs[0] &&
                                           util_format_is_pure_integer(state->cbufs[0]->format);
        rctx->framebuffer.compressed_cb_mask = 0;
-
-       if (state->nr_cbufs)
-               rctx->framebuffer.nr_samples = state->cbufs[0]->texture->nr_samples;
-       else if (state->zsbuf)
-               rctx->framebuffer.nr_samples = state->zsbuf->texture->nr_samples;
-       else
-               rctx->framebuffer.nr_samples = 0;
+       rctx->framebuffer.nr_samples = util_framebuffer_get_num_samples(state);
 
        for (i = 0; i < state->nr_cbufs; i++) {
                surf = (struct r600_surface*)state->cbufs[i];
+               if (!surf)
+                       continue;
+
                rtex = (struct r600_texture*)surf->base.texture;
 
                r600_context_add_resource_size(ctx, state->cbufs[i]->texture);
@@ -1758,7 +1760,7 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
                        rctx->framebuffer.export_16bpc = false;
                }
 
-               if (rtex->fmask_size && rtex->cmask_size) {
+               if (rtex->fmask.size && rtex->cmask.size) {
                        rctx->framebuffer.compressed_cb_mask |= 1 << i;
                }
        }
@@ -1766,13 +1768,21 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
        /* Update alpha-test state dependencies.
         * Alpha-test is done on the first colorbuffer only. */
        if (state->nr_cbufs) {
+               bool alphatest_bypass = false;
+               bool export_16bpc = true;
+
                surf = (struct r600_surface*)state->cbufs[0];
-               if (rctx->alphatest_state.bypass != surf->alphatest_bypass) {
-                       rctx->alphatest_state.bypass = surf->alphatest_bypass;
+               if (surf) {
+                       alphatest_bypass = surf->alphatest_bypass;
+                       export_16bpc = surf->export_16bpc;
+               }
+
+               if (rctx->alphatest_state.bypass != alphatest_bypass) {
+                       rctx->alphatest_state.bypass = alphatest_bypass;
                        rctx->alphatest_state.atom.dirty = true;
                }
-               if (rctx->alphatest_state.cb0_export_16bpc != surf->export_16bpc) {
-                       rctx->alphatest_state.cb0_export_16bpc = surf->export_16bpc;
+               if (rctx->alphatest_state.cb0_export_16bpc != export_16bpc) {
+                       rctx->alphatest_state.cb0_export_16bpc = export_16bpc;
                        rctx->alphatest_state.atom.dirty = true;
                }
        }
@@ -1814,7 +1824,7 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
        }
 
        log_samples = util_logbase2(rctx->framebuffer.nr_samples);
-       if (rctx->chip_class == CAYMAN && rctx->db_misc_state.log_samples != log_samples) {
+       if (rctx->b.chip_class == CAYMAN && rctx->db_misc_state.log_samples != log_samples) {
                rctx->db_misc_state.log_samples = log_samples;
                rctx->db_misc_state.atom.dirty = true;
        }
@@ -1825,7 +1835,7 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
        rctx->framebuffer.atom.num_dw = 4; /* SCISSOR */
 
        /* MSAA. */
-       if (rctx->chip_class == EVERGREEN) {
+       if (rctx->b.chip_class == EVERGREEN) {
                switch (rctx->framebuffer.nr_samples) {
                case 2:
                case 4:
@@ -1853,7 +1863,7 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
        }
 
        /* Colorbuffers. */
-       rctx->framebuffer.atom.num_dw += state->nr_cbufs * 21;
+       rctx->framebuffer.atom.num_dw += state->nr_cbufs * 23;
        if (rctx->keep_tiling_flags)
                rctx->framebuffer.atom.num_dw += state->nr_cbufs * 2;
        rctx->framebuffer.atom.num_dw += (12 - state->nr_cbufs) * 3;
@@ -1863,7 +1873,7 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
                rctx->framebuffer.atom.num_dw += 24;
                if (rctx->keep_tiling_flags)
                        rctx->framebuffer.atom.num_dw += 2;
-       } else if (rctx->screen->info.drm_minor >= 18) {
+       } else if (rctx->screen->b.info.drm_minor >= 18) {
                rctx->framebuffer.atom.num_dw += 4;
        }
 
@@ -1949,7 +1959,7 @@ static void evergreen_get_sample_position(struct pipe_context *ctx,
 static void evergreen_emit_msaa_state(struct r600_context *rctx, int nr_samples)
 {
 
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        unsigned max_dist = 0;
 
        switch (nr_samples) {
@@ -1958,31 +1968,31 @@ static void evergreen_emit_msaa_state(struct r600_context *rctx, int nr_samples)
                break;
        case 2:
                r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_0, Elements(sample_locs_2x));
-               r600_write_array(cs, Elements(sample_locs_2x), sample_locs_2x);
+               radeon_emit_array(cs, sample_locs_2x, Elements(sample_locs_2x));
                max_dist = max_dist_2x;
                break;
        case 4:
                r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_0, Elements(sample_locs_4x));
-               r600_write_array(cs, Elements(sample_locs_4x), sample_locs_4x);
+               radeon_emit_array(cs, sample_locs_4x, Elements(sample_locs_4x));
                max_dist = max_dist_4x;
                break;
        case 8:
                r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_0, Elements(sample_locs_8x));
-               r600_write_array(cs, Elements(sample_locs_8x), sample_locs_8x);
+               radeon_emit_array(cs, sample_locs_8x, Elements(sample_locs_8x));
                max_dist = max_dist_8x;
                break;
        }
 
        if (nr_samples > 1) {
                r600_write_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2);
-               r600_write_value(cs, S_028C00_LAST_PIXEL(1) |
+               radeon_emit(cs, S_028C00_LAST_PIXEL(1) |
                                     S_028C00_EXPAND_LINE_WIDTH(1)); /* R_028C00_PA_SC_LINE_CNTL */
-               r600_write_value(cs, S_028C04_MSAA_NUM_SAMPLES(util_logbase2(nr_samples)) |
+               radeon_emit(cs, S_028C04_MSAA_NUM_SAMPLES(util_logbase2(nr_samples)) |
                                     S_028C04_MAX_SAMPLE_DIST(max_dist)); /* R_028C04_PA_SC_AA_CONFIG */
        } else {
                r600_write_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2);
-               r600_write_value(cs, S_028C00_LAST_PIXEL(1)); /* R_028C00_PA_SC_LINE_CNTL */
-               r600_write_value(cs, 0); /* R_028C04_PA_SC_AA_CONFIG */
+               radeon_emit(cs, S_028C00_LAST_PIXEL(1)); /* R_028C00_PA_SC_LINE_CNTL */
+               radeon_emit(cs, 0); /* R_028C04_PA_SC_AA_CONFIG */
        }
 }
 
@@ -2069,7 +2079,7 @@ static void cayman_emit_msaa_state(struct r600_context *rctx, int nr_samples)
 {
 
 
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        unsigned max_dist = 0;
 
        switch (nr_samples) {
@@ -2092,40 +2102,40 @@ static void cayman_emit_msaa_state(struct r600_context *rctx, int nr_samples)
                break;
        case 8:
                r600_write_context_reg_seq(cs, CM_R_028BF8_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y0_0, 14);
-               r600_write_value(cs, cm_sample_locs_8x[0]);
-               r600_write_value(cs, cm_sample_locs_8x[4]);
-               r600_write_value(cs, 0);
-               r600_write_value(cs, 0);
-               r600_write_value(cs, cm_sample_locs_8x[1]);
-               r600_write_value(cs, cm_sample_locs_8x[5]);
-               r600_write_value(cs, 0);
-               r600_write_value(cs, 0);
-               r600_write_value(cs, cm_sample_locs_8x[2]);
-               r600_write_value(cs, cm_sample_locs_8x[6]);
-               r600_write_value(cs, 0);
-               r600_write_value(cs, 0);
-               r600_write_value(cs, cm_sample_locs_8x[3]);
-               r600_write_value(cs, cm_sample_locs_8x[7]);
+               radeon_emit(cs, cm_sample_locs_8x[0]);
+               radeon_emit(cs, cm_sample_locs_8x[4]);
+               radeon_emit(cs, 0);
+               radeon_emit(cs, 0);
+               radeon_emit(cs, cm_sample_locs_8x[1]);
+               radeon_emit(cs, cm_sample_locs_8x[5]);
+               radeon_emit(cs, 0);
+               radeon_emit(cs, 0);
+               radeon_emit(cs, cm_sample_locs_8x[2]);
+               radeon_emit(cs, cm_sample_locs_8x[6]);
+               radeon_emit(cs, 0);
+               radeon_emit(cs, 0);
+               radeon_emit(cs, cm_sample_locs_8x[3]);
+               radeon_emit(cs, cm_sample_locs_8x[7]);
                max_dist = cm_max_dist_8x;
                break;
        case 16:
                r600_write_context_reg_seq(cs, CM_R_028BF8_PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y0_0, 16);
-               r600_write_value(cs, cm_sample_locs_16x[0]);
-               r600_write_value(cs, cm_sample_locs_16x[4]);
-               r600_write_value(cs, cm_sample_locs_16x[8]);
-               r600_write_value(cs, cm_sample_locs_16x[12]);
-               r600_write_value(cs, cm_sample_locs_16x[1]);
-               r600_write_value(cs, cm_sample_locs_16x[5]);
-               r600_write_value(cs, cm_sample_locs_16x[9]);
-               r600_write_value(cs, cm_sample_locs_16x[13]);
-               r600_write_value(cs, cm_sample_locs_16x[2]);
-               r600_write_value(cs, cm_sample_locs_16x[6]);
-               r600_write_value(cs, cm_sample_locs_16x[10]);
-               r600_write_value(cs, cm_sample_locs_16x[14]);
-               r600_write_value(cs, cm_sample_locs_16x[3]);
-               r600_write_value(cs, cm_sample_locs_16x[7]);
-               r600_write_value(cs, cm_sample_locs_16x[11]);
-               r600_write_value(cs, cm_sample_locs_16x[15]);
+               radeon_emit(cs, cm_sample_locs_16x[0]);
+               radeon_emit(cs, cm_sample_locs_16x[4]);
+               radeon_emit(cs, cm_sample_locs_16x[8]);
+               radeon_emit(cs, cm_sample_locs_16x[12]);
+               radeon_emit(cs, cm_sample_locs_16x[1]);
+               radeon_emit(cs, cm_sample_locs_16x[5]);
+               radeon_emit(cs, cm_sample_locs_16x[9]);
+               radeon_emit(cs, cm_sample_locs_16x[13]);
+               radeon_emit(cs, cm_sample_locs_16x[2]);
+               radeon_emit(cs, cm_sample_locs_16x[6]);
+               radeon_emit(cs, cm_sample_locs_16x[10]);
+               radeon_emit(cs, cm_sample_locs_16x[14]);
+               radeon_emit(cs, cm_sample_locs_16x[3]);
+               radeon_emit(cs, cm_sample_locs_16x[7]);
+               radeon_emit(cs, cm_sample_locs_16x[11]);
+               radeon_emit(cs, cm_sample_locs_16x[15]);
                max_dist = cm_max_dist_16x;
                break;
        }
@@ -2134,9 +2144,9 @@ static void cayman_emit_msaa_state(struct r600_context *rctx, int nr_samples)
                unsigned log_samples = util_logbase2(nr_samples);
 
                r600_write_context_reg_seq(cs, CM_R_028BDC_PA_SC_LINE_CNTL, 2);
-               r600_write_value(cs, S_028C00_LAST_PIXEL(1) |
+               radeon_emit(cs, S_028C00_LAST_PIXEL(1) |
                                     S_028C00_EXPAND_LINE_WIDTH(1)); /* CM_R_028BDC_PA_SC_LINE_CNTL */
-               r600_write_value(cs, S_028BE0_MSAA_NUM_SAMPLES(log_samples) |
+               radeon_emit(cs, S_028BE0_MSAA_NUM_SAMPLES(log_samples) |
                                     S_028BE0_MAX_SAMPLE_DIST(max_dist) |
                                     S_028BE0_MSAA_EXPOSED_SAMPLES(log_samples)); /* CM_R_028BE0_PA_SC_AA_CONFIG */
 
@@ -2149,8 +2159,8 @@ static void cayman_emit_msaa_state(struct r600_context *rctx, int nr_samples)
                                       S_028804_STATIC_ANCHOR_ASSOCIATIONS(1));
        } else {
                r600_write_context_reg_seq(cs, CM_R_028BDC_PA_SC_LINE_CNTL, 2);
-               r600_write_value(cs, S_028C00_LAST_PIXEL(1)); /* CM_R_028BDC_PA_SC_LINE_CNTL */
-               r600_write_value(cs, 0); /* CM_R_028BE0_PA_SC_AA_CONFIG */
+               radeon_emit(cs, S_028C00_LAST_PIXEL(1)); /* CM_R_028BDC_PA_SC_LINE_CNTL */
+               radeon_emit(cs, 0); /* CM_R_028BE0_PA_SC_AA_CONFIG */
 
                r600_write_context_reg(cs, CM_R_028804_DB_EQAA,
                                       S_028804_HIGH_QUALITY_INTERSECTIONS(1) |
@@ -2160,7 +2170,7 @@ static void cayman_emit_msaa_state(struct r600_context *rctx, int nr_samples)
 
 static void evergreen_emit_framebuffer_state(struct r600_context *rctx, struct r600_atom *atom)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct pipe_framebuffer_state *state = &rctx->framebuffer.state;
        unsigned nr_cbufs = state->nr_cbufs;
        unsigned i, tl, br;
@@ -2173,54 +2183,73 @@ static void evergreen_emit_framebuffer_state(struct r600_context *rctx, struct r
        /* Colorbuffers. */
        for (i = 0; i < nr_cbufs; i++) {
                struct r600_surface *cb = (struct r600_surface*)state->cbufs[i];
-               unsigned reloc = r600_context_bo_reloc(rctx,
-                                                      &rctx->rings.gfx,
-                                                      (struct r600_resource*)cb->base.texture,
-                                                      RADEON_USAGE_READWRITE);
+               struct r600_texture *tex;
+               unsigned reloc, cmask_reloc;
+
+               if (!cb) {
+                       r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C,
+                                              S_028C70_FORMAT(V_028C70_COLOR_INVALID));
+                       continue;
+               }
+
+               tex = (struct r600_texture *)cb->base.texture;
+               reloc = r600_context_bo_reloc(&rctx->b,
+                                             &rctx->b.rings.gfx,
+                                             (struct r600_resource*)cb->base.texture,
+                                             RADEON_USAGE_READWRITE);
+
+               if (tex->cmask_buffer && tex->cmask_buffer != &tex->resource) {
+                       cmask_reloc = r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx,
+                               tex->cmask_buffer, RADEON_USAGE_READWRITE);
+               } else {
+                       cmask_reloc = reloc;
+               }
 
-               r600_write_context_reg_seq(cs, R_028C60_CB_COLOR0_BASE + i * 0x3C, 11);
-               r600_write_value(cs, cb->cb_color_base);        /* R_028C60_CB_COLOR0_BASE */
-               r600_write_value(cs, cb->cb_color_pitch);       /* R_028C64_CB_COLOR0_PITCH */
-               r600_write_value(cs, cb->cb_color_slice);       /* R_028C68_CB_COLOR0_SLICE */
-               r600_write_value(cs, cb->cb_color_view);        /* R_028C6C_CB_COLOR0_VIEW */
-               r600_write_value(cs, cb->cb_color_info);        /* R_028C70_CB_COLOR0_INFO */
-               r600_write_value(cs, cb->cb_color_attrib);      /* R_028C74_CB_COLOR0_ATTRIB */
-               r600_write_value(cs, cb->cb_color_dim);         /* R_028C78_CB_COLOR0_DIM */
-               r600_write_value(cs, cb->cb_color_cmask);       /* R_028C7C_CB_COLOR0_CMASK */
-               r600_write_value(cs, cb->cb_color_cmask_slice); /* R_028C80_CB_COLOR0_CMASK_SLICE */
-               r600_write_value(cs, cb->cb_color_fmask);       /* R_028C84_CB_COLOR0_FMASK */
-               r600_write_value(cs, cb->cb_color_fmask_slice); /* R_028C88_CB_COLOR0_FMASK_SLICE */
-
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C60_CB_COLOR0_BASE */
-               r600_write_value(cs, reloc);
+               r600_write_context_reg_seq(cs, R_028C60_CB_COLOR0_BASE + i * 0x3C, 13);
+               radeon_emit(cs, cb->cb_color_base);     /* R_028C60_CB_COLOR0_BASE */
+               radeon_emit(cs, cb->cb_color_pitch);    /* R_028C64_CB_COLOR0_PITCH */
+               radeon_emit(cs, cb->cb_color_slice);    /* R_028C68_CB_COLOR0_SLICE */
+               radeon_emit(cs, cb->cb_color_view);     /* R_028C6C_CB_COLOR0_VIEW */
+               radeon_emit(cs, cb->cb_color_info);     /* R_028C70_CB_COLOR0_INFO */
+               radeon_emit(cs, cb->cb_color_attrib);   /* R_028C74_CB_COLOR0_ATTRIB */
+               radeon_emit(cs, cb->cb_color_dim);              /* R_028C78_CB_COLOR0_DIM */
+               radeon_emit(cs, cb->cb_color_cmask);    /* R_028C7C_CB_COLOR0_CMASK */
+               radeon_emit(cs, cb->cb_color_cmask_slice);      /* R_028C80_CB_COLOR0_CMASK_SLICE */
+               radeon_emit(cs, cb->cb_color_fmask);    /* R_028C84_CB_COLOR0_FMASK */
+               radeon_emit(cs, cb->cb_color_fmask_slice); /* R_028C88_CB_COLOR0_FMASK_SLICE */
+               radeon_emit(cs, tex->color_clear_value[0]); /* R_028C8C_CB_COLOR0_CLEAR_WORD0 */
+               radeon_emit(cs, tex->color_clear_value[1]); /* R_028C90_CB_COLOR0_CLEAR_WORD1 */
+
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C60_CB_COLOR0_BASE */
+               radeon_emit(cs, reloc);
 
                if (!rctx->keep_tiling_flags) {
-                       r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C70_CB_COLOR0_INFO */
-                       r600_write_value(cs, reloc);
+                       radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C70_CB_COLOR0_INFO */
+                       radeon_emit(cs, reloc);
                }
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C74_CB_COLOR0_ATTRIB */
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C74_CB_COLOR0_ATTRIB */
+               radeon_emit(cs, reloc);
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C7C_CB_COLOR0_CMASK */
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C7C_CB_COLOR0_CMASK */
+               radeon_emit(cs, cmask_reloc);
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C84_CB_COLOR0_FMASK */
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C84_CB_COLOR0_FMASK */
+               radeon_emit(cs, reloc);
        }
        /* set CB_COLOR1_INFO for possible dual-src blending */
-       if (i == 1 && !((struct r600_texture*)state->cbufs[0]->texture)->is_rat) {
+       if (i == 1 && state->cbufs[0]) {
                r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + 1 * 0x3C,
                                       ((struct r600_surface*)state->cbufs[0])->cb_color_info);
 
                if (!rctx->keep_tiling_flags) {
-                       unsigned reloc = r600_context_bo_reloc(rctx,
-                                                              &rctx->rings.gfx,
+                       unsigned reloc = r600_context_bo_reloc(&rctx->b,
+                                                              &rctx->b.rings.gfx,
                                                               (struct r600_resource*)state->cbufs[0]->texture,
                                                               RADEON_USAGE_READWRITE);
 
-                       r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C70_CB_COLOR0_INFO */
-                       r600_write_value(cs, reloc);
+                       radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028C70_CB_COLOR0_INFO */
+                       radeon_emit(cs, reloc);
                }
                i++;
        }
@@ -2236,8 +2265,8 @@ static void evergreen_emit_framebuffer_state(struct r600_context *rctx, struct r
        /* ZS buffer. */
        if (state->zsbuf) {
                struct r600_surface *zb = (struct r600_surface*)state->zsbuf;
-               unsigned reloc = r600_context_bo_reloc(rctx,
-                                                      &rctx->rings.gfx,
+               unsigned reloc = r600_context_bo_reloc(&rctx->b,
+                                                      &rctx->b.rings.gfx,
                                                       (struct r600_resource*)state->zsbuf->texture,
                                                       RADEON_USAGE_READWRITE);
 
@@ -2246,47 +2275,47 @@ static void evergreen_emit_framebuffer_state(struct r600_context *rctx, struct r
                r600_write_context_reg(cs, R_028008_DB_DEPTH_VIEW, zb->db_depth_view);
 
                r600_write_context_reg_seq(cs, R_028040_DB_Z_INFO, 8);
-               r600_write_value(cs, zb->db_depth_info);        /* R_028040_DB_Z_INFO */
-               r600_write_value(cs, zb->db_stencil_info);      /* R_028044_DB_STENCIL_INFO */
-               r600_write_value(cs, zb->db_depth_base);        /* R_028048_DB_Z_READ_BASE */
-               r600_write_value(cs, zb->db_stencil_base);      /* R_02804C_DB_STENCIL_READ_BASE */
-               r600_write_value(cs, zb->db_depth_base);        /* R_028050_DB_Z_WRITE_BASE */
-               r600_write_value(cs, zb->db_stencil_base);      /* R_028054_DB_STENCIL_WRITE_BASE */
-               r600_write_value(cs, zb->db_depth_size);        /* R_028058_DB_DEPTH_SIZE */
-               r600_write_value(cs, zb->db_depth_slice);       /* R_02805C_DB_DEPTH_SLICE */
+               radeon_emit(cs, zb->db_depth_info);     /* R_028040_DB_Z_INFO */
+               radeon_emit(cs, zb->db_stencil_info);   /* R_028044_DB_STENCIL_INFO */
+               radeon_emit(cs, zb->db_depth_base);     /* R_028048_DB_Z_READ_BASE */
+               radeon_emit(cs, zb->db_stencil_base);   /* R_02804C_DB_STENCIL_READ_BASE */
+               radeon_emit(cs, zb->db_depth_base);     /* R_028050_DB_Z_WRITE_BASE */
+               radeon_emit(cs, zb->db_stencil_base);   /* R_028054_DB_STENCIL_WRITE_BASE */
+               radeon_emit(cs, zb->db_depth_size);     /* R_028058_DB_DEPTH_SIZE */
+               radeon_emit(cs, zb->db_depth_slice);    /* R_02805C_DB_DEPTH_SLICE */
 
                if (!rctx->keep_tiling_flags) {
-                       r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028040_DB_Z_INFO */
-                       r600_write_value(cs, reloc);
+                       radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028040_DB_Z_INFO */
+                       radeon_emit(cs, reloc);
                }
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028048_DB_Z_READ_BASE */
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028048_DB_Z_READ_BASE */
+               radeon_emit(cs, reloc);
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_02804C_DB_STENCIL_READ_BASE */
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_02804C_DB_STENCIL_READ_BASE */
+               radeon_emit(cs, reloc);
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028050_DB_Z_WRITE_BASE */
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028050_DB_Z_WRITE_BASE */
+               radeon_emit(cs, reloc);
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028054_DB_STENCIL_WRITE_BASE */
-               r600_write_value(cs, reloc);
-       } else if (rctx->screen->info.drm_minor >= 18) {
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); /* R_028054_DB_STENCIL_WRITE_BASE */
+               radeon_emit(cs, reloc);
+       } else if (rctx->screen->b.info.drm_minor >= 18) {
                /* DRM 2.6.18 allows the INVALID format to disable depth/stencil.
                 * Older kernels are out of luck. */
                r600_write_context_reg_seq(cs, R_028040_DB_Z_INFO, 2);
-               r600_write_value(cs, S_028040_FORMAT(V_028040_Z_INVALID)); /* R_028040_DB_Z_INFO */
-               r600_write_value(cs, S_028044_FORMAT(V_028044_STENCIL_INVALID)); /* R_028044_DB_STENCIL_INFO */
+               radeon_emit(cs, S_028040_FORMAT(V_028040_Z_INVALID)); /* R_028040_DB_Z_INFO */
+               radeon_emit(cs, S_028044_FORMAT(V_028044_STENCIL_INVALID)); /* R_028044_DB_STENCIL_INFO */
        }
 
        /* Framebuffer dimensions. */
        evergreen_get_scissor_rect(rctx, 0, 0, state->width, state->height, &tl, &br);
 
        r600_write_context_reg_seq(cs, R_028204_PA_SC_WINDOW_SCISSOR_TL, 2);
-       r600_write_value(cs, tl); /* R_028204_PA_SC_WINDOW_SCISSOR_TL */
-       r600_write_value(cs, br); /* R_028208_PA_SC_WINDOW_SCISSOR_BR */
+       radeon_emit(cs, tl); /* R_028204_PA_SC_WINDOW_SCISSOR_TL */
+       radeon_emit(cs, br); /* R_028208_PA_SC_WINDOW_SCISSOR_BR */
 
-       if (rctx->chip_class == EVERGREEN) {
+       if (rctx->b.chip_class == EVERGREEN) {
                evergreen_emit_msaa_state(rctx, rctx->framebuffer.nr_samples);
        } else {
                cayman_emit_msaa_state(rctx, rctx->framebuffer.nr_samples);
@@ -2295,7 +2324,7 @@ static void evergreen_emit_framebuffer_state(struct r600_context *rctx, struct r
 
 static void evergreen_emit_polygon_offset(struct r600_context *rctx, struct r600_atom *a)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct r600_poly_offset_state *state = (struct r600_poly_offset_state*)a;
        float offset_units = state->offset_units;
        float offset_scale = state->offset_scale;
@@ -2314,41 +2343,41 @@ static void evergreen_emit_polygon_offset(struct r600_context *rctx, struct r600
        }
 
        r600_write_context_reg_seq(cs, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE, 4);
-       r600_write_value(cs, fui(offset_scale));
-       r600_write_value(cs, fui(offset_units));
-       r600_write_value(cs, fui(offset_scale));
-       r600_write_value(cs, fui(offset_units));
+       radeon_emit(cs, fui(offset_scale));
+       radeon_emit(cs, fui(offset_units));
+       radeon_emit(cs, fui(offset_scale));
+       radeon_emit(cs, fui(offset_units));
 }
 
 static void evergreen_emit_cb_misc_state(struct r600_context *rctx, struct r600_atom *atom)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct r600_cb_misc_state *a = (struct r600_cb_misc_state*)atom;
        unsigned fb_colormask = (1ULL << ((unsigned)a->nr_cbufs * 4)) - 1;
        unsigned ps_colormask = (1ULL << ((unsigned)a->nr_ps_color_outputs * 4)) - 1;
 
        r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
-       r600_write_value(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */
+       radeon_emit(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */
        /* Always enable the first colorbuffer in CB_SHADER_MASK. This
         * will assure that the alpha-test will work even if there is
         * no colorbuffer bound. */
-       r600_write_value(cs, 0xf | (a->dual_src_blend ? ps_colormask : 0) | fb_colormask); /* R_02823C_CB_SHADER_MASK */
+       radeon_emit(cs, 0xf | (a->dual_src_blend ? ps_colormask : 0) | fb_colormask); /* R_02823C_CB_SHADER_MASK */
 }
 
 static void evergreen_emit_db_state(struct r600_context *rctx, struct r600_atom *atom)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct r600_db_state *a = (struct r600_db_state*)atom;
 
        if (a->rsurf && a->rsurf->htile_enabled) {
                struct r600_texture *rtex = (struct r600_texture *)a->rsurf->base.texture;
                unsigned reloc_idx;
 
-               r600_write_context_reg(cs, R_02802C_DB_DEPTH_CLEAR, fui(rtex->depth_clear));
+               r600_write_context_reg(cs, R_02802C_DB_DEPTH_CLEAR, fui(rtex->depth_clear_value));
                r600_write_context_reg(cs, R_028ABC_DB_HTILE_SURFACE, a->rsurf->db_htile_surface);
                r600_write_context_reg(cs, R_028AC8_DB_PRELOAD_CONTROL, a->rsurf->db_preload_control);
                r600_write_context_reg(cs, R_028014_DB_HTILE_DATA_BASE, a->rsurf->db_htile_data_base);
-               reloc_idx = r600_context_bo_reloc(rctx, &rctx->rings.gfx, rtex->htile, RADEON_USAGE_READWRITE);
+               reloc_idx = r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, rtex->htile_buffer, RADEON_USAGE_READWRITE);
                cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
                cs->buf[cs->cdw++] = reloc_idx;
        } else {
@@ -2359,7 +2388,7 @@ static void evergreen_emit_db_state(struct r600_context *rctx, struct r600_atom
 
 static void evergreen_emit_db_misc_state(struct r600_context *rctx, struct r600_atom *atom)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct r600_db_misc_state *a = (struct r600_db_misc_state*)atom;
        unsigned db_render_control = 0;
        unsigned db_count_control = 0;
@@ -2369,7 +2398,7 @@ static void evergreen_emit_db_misc_state(struct r600_context *rctx, struct r600_
 
        if (a->occlusion_query_enabled) {
                db_count_control |= S_028004_PERFECT_ZPASS_COUNTS(1);
-               if (rctx->chip_class == CAYMAN) {
+               if (rctx->b.chip_class == CAYMAN) {
                        db_count_control |= S_028004_SAMPLE_RATE(a->log_samples);
                }
                db_render_override |= S_02800C_NOOP_CULL_DISABLE(1);
@@ -2412,8 +2441,8 @@ static void evergreen_emit_db_misc_state(struct r600_context *rctx, struct r600_
        }
 
        r600_write_context_reg_seq(cs, R_028000_DB_RENDER_CONTROL, 2);
-       r600_write_value(cs, db_render_control); /* R_028000_DB_RENDER_CONTROL */
-       r600_write_value(cs, db_count_control); /* R_028004_DB_COUNT_CONTROL */
+       radeon_emit(cs, db_render_control); /* R_028000_DB_RENDER_CONTROL */
+       radeon_emit(cs, db_count_control); /* R_028004_DB_COUNT_CONTROL */
        r600_write_context_reg(cs, R_02800C_DB_RENDER_OVERRIDE, db_render_override);
        r600_write_context_reg(cs, R_02880C_DB_SHADER_CONTROL, a->db_shader_control);
 }
@@ -2423,7 +2452,7 @@ static void evergreen_emit_vertex_buffers(struct r600_context *rctx,
                                          unsigned resource_offset,
                                          unsigned pkt_flags)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        uint32_t dirty_mask = state->dirty_mask;
 
        while (dirty_mask) {
@@ -2436,30 +2465,30 @@ static void evergreen_emit_vertex_buffers(struct r600_context *rctx,
                rbuffer = (struct r600_resource*)vb->buffer;
                assert(rbuffer);
 
-               va = r600_resource_va(&rctx->screen->screen, &rbuffer->b.b);
+               va = r600_resource_va(&rctx->screen->b.b, &rbuffer->b.b);
                va += vb->buffer_offset;
 
                /* fetch resources start at index 992 */
-               r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 8, 0) | pkt_flags);
-               r600_write_value(cs, (resource_offset + buffer_index) * 8);
-               r600_write_value(cs, va); /* RESOURCEi_WORD0 */
-               r600_write_value(cs, rbuffer->buf->size - vb->buffer_offset - 1); /* RESOURCEi_WORD1 */
-               r600_write_value(cs, /* RESOURCEi_WORD2 */
+               radeon_emit(cs, PKT3(PKT3_SET_RESOURCE, 8, 0) | pkt_flags);
+               radeon_emit(cs, (resource_offset + buffer_index) * 8);
+               radeon_emit(cs, va); /* RESOURCEi_WORD0 */
+               radeon_emit(cs, rbuffer->buf->size - vb->buffer_offset - 1); /* RESOURCEi_WORD1 */
+               radeon_emit(cs, /* RESOURCEi_WORD2 */
                                 S_030008_ENDIAN_SWAP(r600_endian_swap(32)) |
                                 S_030008_STRIDE(vb->stride) |
                                 S_030008_BASE_ADDRESS_HI(va >> 32UL));
-               r600_write_value(cs, /* RESOURCEi_WORD3 */
+               radeon_emit(cs, /* RESOURCEi_WORD3 */
                                 S_03000C_DST_SEL_X(V_03000C_SQ_SEL_X) |
                                 S_03000C_DST_SEL_Y(V_03000C_SQ_SEL_Y) |
                                 S_03000C_DST_SEL_Z(V_03000C_SQ_SEL_Z) |
                                 S_03000C_DST_SEL_W(V_03000C_SQ_SEL_W));
-               r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
-               r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
-               r600_write_value(cs, 0); /* RESOURCEi_WORD6 */
-               r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD7 */
+               radeon_emit(cs, 0); /* RESOURCEi_WORD4 */
+               radeon_emit(cs, 0); /* RESOURCEi_WORD5 */
+               radeon_emit(cs, 0); /* RESOURCEi_WORD6 */
+               radeon_emit(cs, 0xc0000000); /* RESOURCEi_WORD7 */
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0) | pkt_flags);
-               r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0) | pkt_flags);
+               radeon_emit(cs, r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, rbuffer, RADEON_USAGE_READ));
        }
        state->dirty_mask = 0;
 }
@@ -2482,7 +2511,7 @@ static void evergreen_emit_constant_buffers(struct r600_context *rctx,
                                            unsigned reg_alu_const_cache,
                                            unsigned pkt_flags)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        uint32_t dirty_mask = state->dirty_mask;
 
        while (dirty_mask) {
@@ -2495,7 +2524,7 @@ static void evergreen_emit_constant_buffers(struct r600_context *rctx,
                rbuffer = (struct r600_resource*)cb->buffer;
                assert(rbuffer);
 
-               va = r600_resource_va(&rctx->screen->screen, &rbuffer->b.b);
+               va = r600_resource_va(&rctx->screen->b.b, &rbuffer->b.b);
                va += cb->buffer_offset;
 
                r600_write_context_reg_flag(cs, reg_alu_constbuf_size + buffer_index * 4,
@@ -2503,29 +2532,29 @@ static void evergreen_emit_constant_buffers(struct r600_context *rctx,
                r600_write_context_reg_flag(cs, reg_alu_const_cache + buffer_index * 4, va >> 8,
                                                pkt_flags);
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0) | pkt_flags);
-               r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0) | pkt_flags);
+               radeon_emit(cs, r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, rbuffer, RADEON_USAGE_READ));
 
-               r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 8, 0) | pkt_flags);
-               r600_write_value(cs, (buffer_id_base + buffer_index) * 8);
-               r600_write_value(cs, va); /* RESOURCEi_WORD0 */
-               r600_write_value(cs, rbuffer->buf->size - cb->buffer_offset - 1); /* RESOURCEi_WORD1 */
-               r600_write_value(cs, /* RESOURCEi_WORD2 */
+               radeon_emit(cs, PKT3(PKT3_SET_RESOURCE, 8, 0) | pkt_flags);
+               radeon_emit(cs, (buffer_id_base + buffer_index) * 8);
+               radeon_emit(cs, va); /* RESOURCEi_WORD0 */
+               radeon_emit(cs, rbuffer->buf->size - cb->buffer_offset - 1); /* RESOURCEi_WORD1 */
+               radeon_emit(cs, /* RESOURCEi_WORD2 */
                                 S_030008_ENDIAN_SWAP(r600_endian_swap(32)) |
                                 S_030008_STRIDE(16) |
                                 S_030008_BASE_ADDRESS_HI(va >> 32UL));
-               r600_write_value(cs, /* RESOURCEi_WORD3 */
+               radeon_emit(cs, /* RESOURCEi_WORD3 */
                                 S_03000C_DST_SEL_X(V_03000C_SQ_SEL_X) |
                                 S_03000C_DST_SEL_Y(V_03000C_SQ_SEL_Y) |
                                 S_03000C_DST_SEL_Z(V_03000C_SQ_SEL_Z) |
                                 S_03000C_DST_SEL_W(V_03000C_SQ_SEL_W));
-               r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
-               r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
-               r600_write_value(cs, 0); /* RESOURCEi_WORD6 */
-               r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD7 */
+               radeon_emit(cs, 0); /* RESOURCEi_WORD4 */
+               radeon_emit(cs, 0); /* RESOURCEi_WORD5 */
+               radeon_emit(cs, 0); /* RESOURCEi_WORD6 */
+               radeon_emit(cs, 0xc0000000); /* RESOURCEi_WORD7 */
 
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0) | pkt_flags);
-               r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0) | pkt_flags);
+               radeon_emit(cs, r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, rbuffer, RADEON_USAGE_READ));
 
                dirty_mask &= ~(1 << buffer_index);
        }
@@ -2568,7 +2597,7 @@ static void evergreen_emit_sampler_views(struct r600_context *rctx,
                                         struct r600_samplerview_state *state,
                                         unsigned resource_id_base)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        uint32_t dirty_mask = state->dirty_mask;
 
        while (dirty_mask) {
@@ -2579,18 +2608,18 @@ static void evergreen_emit_sampler_views(struct r600_context *rctx,
                rview = state->views[resource_index];
                assert(rview);
 
-               r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 8, 0));
-               r600_write_value(cs, (resource_id_base + resource_index) * 8);
-               r600_write_array(cs, 8, rview->tex_resource_words);
+               radeon_emit(cs, PKT3(PKT3_SET_RESOURCE, 8, 0));
+               radeon_emit(cs, (resource_id_base + resource_index) * 8);
+               radeon_emit_array(cs, rview->tex_resource_words, 8);
 
-               reloc = r600_context_bo_reloc(rctx, &rctx->rings.gfx, rview->tex_resource,
+               reloc = r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, rview->tex_resource,
                                              RADEON_USAGE_READ);
-               r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
-               r600_write_value(cs, reloc);
+               radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
+               radeon_emit(cs, reloc);
 
                if (!rview->skip_mip_address_reloc) {
-                       r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
-                       r600_write_value(cs, reloc);
+                       radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
+                       radeon_emit(cs, reloc);
                }
        }
        state->dirty_mask = 0;
@@ -2616,7 +2645,7 @@ static void evergreen_emit_sampler_states(struct r600_context *rctx,
                                unsigned resource_id_base,
                                unsigned border_index_reg)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        uint32_t dirty_mask = texinfo->states.dirty_mask;
 
        while (dirty_mask) {
@@ -2626,14 +2655,14 @@ static void evergreen_emit_sampler_states(struct r600_context *rctx,
                rstate = texinfo->states.states[i];
                assert(rstate);
 
-               r600_write_value(cs, PKT3(PKT3_SET_SAMPLER, 3, 0));
-               r600_write_value(cs, (resource_id_base + i) * 3);
-               r600_write_array(cs, 3, rstate->tex_sampler_words);
+               radeon_emit(cs, PKT3(PKT3_SET_SAMPLER, 3, 0));
+               radeon_emit(cs, (resource_id_base + i) * 3);
+               radeon_emit_array(cs, rstate->tex_sampler_words, 3);
 
                if (rstate->border_color_use) {
                        r600_write_config_reg_seq(cs, border_index_reg, 5);
-                       r600_write_value(cs, i);
-                       r600_write_array(cs, 4, rstate->border_color.ui);
+                       radeon_emit(cs, i);
+                       radeon_emit_array(cs, rstate->border_color.ui, 4);
                }
        }
        texinfo->states.dirty_mask = 0;
@@ -2659,31 +2688,31 @@ static void evergreen_emit_sample_mask(struct r600_context *rctx, struct r600_at
        struct r600_sample_mask *s = (struct r600_sample_mask*)a;
        uint8_t mask = s->sample_mask;
 
-       r600_write_context_reg(rctx->rings.gfx.cs, R_028C3C_PA_SC_AA_MASK,
+       r600_write_context_reg(rctx->b.rings.gfx.cs, R_028C3C_PA_SC_AA_MASK,
                               mask | (mask << 8) | (mask << 16) | (mask << 24));
 }
 
 static void cayman_emit_sample_mask(struct r600_context *rctx, struct r600_atom *a)
 {
        struct r600_sample_mask *s = (struct r600_sample_mask*)a;
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        uint16_t mask = s->sample_mask;
 
        r600_write_context_reg_seq(cs, CM_R_028C38_PA_SC_AA_MASK_X0Y0_X1Y0, 2);
-       r600_write_value(cs, mask | (mask << 16)); /* X0Y0_X1Y0 */
-       r600_write_value(cs, mask | (mask << 16)); /* X0Y1_X1Y1 */
+       radeon_emit(cs, mask | (mask << 16)); /* X0Y0_X1Y0 */
+       radeon_emit(cs, mask | (mask << 16)); /* X0Y1_X1Y1 */
 }
 
 static void evergreen_emit_vertex_fetch_shader(struct r600_context *rctx, struct r600_atom *a)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
        struct r600_cso_state *state = (struct r600_cso_state*)a;
        struct r600_fetch_shader *shader = (struct r600_fetch_shader*)state->cso;
 
        r600_write_context_reg(cs, R_0288A4_SQ_PGM_START_FS,
-                              (r600_resource_va(rctx->context.screen, &shader->buffer->b.b) + shader->offset) >> 8);
-       r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
-       r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, shader->buffer, RADEON_USAGE_READ));
+                              (r600_resource_va(rctx->b.b.screen, &shader->buffer->b.b) + shader->offset) >> 8);
+       radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
+       radeon_emit(cs, r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, shader->buffer, RADEON_USAGE_READ));
 }
 
 void cayman_init_common_regs(struct r600_command_buffer *cb,
@@ -2724,8 +2753,8 @@ static void cayman_init_atom_start_cs(struct r600_context *rctx)
        r600_store_value(cb, PKT3(PKT3_EVENT_WRITE, 0, 0));
        r600_store_value(cb, EVENT_TYPE(EVENT_TYPE_PS_PARTIAL_FLUSH) | EVENT_INDEX(4));
 
-       cayman_init_common_regs(cb, rctx->chip_class,
-                               rctx->family, rctx->screen->info.drm_minor);
+       cayman_init_common_regs(cb, rctx->b.chip_class,
+                               rctx->b.family, rctx->screen->b.info.drm_minor);
 
        r600_store_config_reg(cb, R_009100_SPI_CONFIG_CNTL, 0);
        r600_store_config_reg(cb, R_00913C_SPI_CONFIG_CNTL_1, S_00913C_VTX_DONE_DELAY(4));
@@ -2862,7 +2891,7 @@ static void cayman_init_atom_start_cs(struct r600_context *rctx)
        r600_store_value(cb, 0);
        r600_store_value(cb, 0);
 
-       if (rctx->screen->has_streamout) {
+       if (rctx->screen->b.has_streamout) {
                r600_store_context_reg(cb, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
        }
 
@@ -3003,7 +3032,7 @@ void evergreen_init_atom_start_cs(struct r600_context *rctx)
        enum radeon_family family;
        unsigned tmp;
 
-       if (rctx->chip_class == CAYMAN) {
+       if (rctx->b.chip_class == CAYMAN) {
                cayman_init_atom_start_cs(rctx);
                return;
        }
@@ -3019,10 +3048,10 @@ void evergreen_init_atom_start_cs(struct r600_context *rctx)
        r600_store_value(cb, PKT3(PKT3_EVENT_WRITE, 0, 0));
        r600_store_value(cb, EVENT_TYPE(EVENT_TYPE_PS_PARTIAL_FLUSH) | EVENT_INDEX(4));
 
-       evergreen_init_common_regs(cb, rctx->chip_class,
-                                  rctx->family, rctx->screen->info.drm_minor);
+       evergreen_init_common_regs(cb, rctx->b.chip_class,
+                                  rctx->b.family, rctx->screen->b.info.drm_minor);
 
-       family = rctx->family;
+       family = rctx->b.family;
        switch (family) {
        case CHIP_CEDAR:
        default:
@@ -3319,7 +3348,7 @@ void evergreen_init_atom_start_cs(struct r600_context *rctx)
        r600_store_value(cb, 0); /* R_028B94_VGT_STRMOUT_CONFIG */
        r600_store_value(cb, 0); /* R_028B98_VGT_STRMOUT_BUFFER_CONFIG */
 
-       if (rctx->screen->has_streamout) {
+       if (rctx->screen->b.has_streamout) {
                r600_store_context_reg(cb, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
        }
 
@@ -3533,7 +3562,7 @@ void *evergreen_create_resolve_blend(struct r600_context *rctx)
        memset(&blend, 0, sizeof(blend));
        blend.independent_blend_enable = true;
        blend.rt[0].colormask = 0xf;
-       return evergreen_create_blend_state_mode(&rctx->context, &blend, V_028808_CB_RESOLVE);
+       return evergreen_create_blend_state_mode(&rctx->b.b, &blend, V_028808_CB_RESOLVE);
 }
 
 void *evergreen_create_decompress_blend(struct r600_context *rctx)
@@ -3545,26 +3574,44 @@ void *evergreen_create_decompress_blend(struct r600_context *rctx)
        memset(&blend, 0, sizeof(blend));
        blend.independent_blend_enable = true;
        blend.rt[0].colormask = 0xf;
-       return evergreen_create_blend_state_mode(&rctx->context, &blend, mode);
+       return evergreen_create_blend_state_mode(&rctx->b.b, &blend, mode);
+}
+
+void *evergreen_create_fastclear_blend(struct r600_context *rctx)
+{
+       struct pipe_blend_state blend;
+       unsigned mode = V_028808_CB_ELIMINATE_FAST_CLEAR;
+
+       memset(&blend, 0, sizeof(blend));
+       blend.independent_blend_enable = true;
+       blend.rt[0].colormask = 0xf;
+       return evergreen_create_blend_state_mode(&rctx->b.b, &blend, mode);
 }
 
 void *evergreen_create_db_flush_dsa(struct r600_context *rctx)
 {
        struct pipe_depth_stencil_alpha_state dsa = {{0}};
 
-       return rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
+       return rctx->b.b.create_depth_stencil_alpha_state(&rctx->b.b, &dsa);
 }
 
 void evergreen_update_db_shader_control(struct r600_context * rctx)
 {
-       bool dual_export = rctx->framebuffer.export_16bpc &&
-                          !rctx->ps_shader->current->ps_depth_export;
+       bool dual_export;
+       unsigned db_shader_control;
+
+       if (!rctx->ps_shader) {
+               return;
+       }
+
+       dual_export = rctx->framebuffer.export_16bpc &&
+                     !rctx->ps_shader->current->ps_depth_export;
 
-       unsigned db_shader_control = rctx->ps_shader->current->db_shader_control |
-                       S_02880C_DUAL_EXPORT_ENABLE(dual_export) |
-                       S_02880C_DB_SOURCE_FORMAT(dual_export ? V_02880C_EXPORT_DB_TWO :
-                                                               V_02880C_EXPORT_DB_FULL) |
-                       S_02880C_ALPHA_TO_MASK_DISABLE(rctx->framebuffer.cb0_is_integer);
+       db_shader_control = rctx->ps_shader->current->db_shader_control |
+                           S_02880C_DUAL_EXPORT_ENABLE(dual_export) |
+                           S_02880C_DB_SOURCE_FORMAT(dual_export ? V_02880C_EXPORT_DB_TWO :
+                                                                   V_02880C_EXPORT_DB_FULL) |
+                           S_02880C_ALPHA_TO_MASK_DISABLE(rctx->framebuffer.cb0_is_integer);
 
        /* When alpha test is enabled we can't trust the hw to make the proper
         * decision on the order in which ztest should be run related to fragment
@@ -3605,7 +3652,7 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
                                unsigned pitch,
                                unsigned bpp)
 {
-       struct radeon_winsys_cs *cs = rctx->rings.dma.cs;
+       struct radeon_winsys_cs *cs = rctx->b.rings.dma.cs;
        struct r600_texture *rsrc = (struct r600_texture*)src;
        struct r600_texture *rdst = (struct r600_texture*)dst;
        unsigned array_mode, lbpp, pitch_tile_max, slice_tile_max, size;
@@ -3614,7 +3661,7 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
        uint64_t base, addr;
 
        /* make sure that the dma ring is only one active */
-       rctx->rings.gfx.flush(rctx, RADEON_FLUSH_ASYNC);
+       rctx->b.rings.gfx.flush(rctx, RADEON_FLUSH_ASYNC);
 
        dst_mode = rdst->surface.level[dst_level].mode;
        src_mode = rsrc->surface.level[src_level].mode;
@@ -3631,7 +3678,7 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
        sub_cmd = 0x8;
        lbpp = util_logbase2(bpp);
        pitch_tile_max = ((pitch / bpp) >> 3) - 1;
-       nbanks = eg_num_banks(rctx->screen->tiling_info.num_banks);
+       nbanks = eg_num_banks(rctx->screen->b.tiling_info.num_banks);
 
        if (dst_mode == RADEON_SURF_MODE_LINEAR) {
                /* T2L */
@@ -3656,8 +3703,8 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
                bank_w = eg_bank_wh(rsrc->surface.bankw);
                mt_aspect = eg_macro_tile_aspect(rsrc->surface.mtilea);
                tile_split = eg_tile_split(rsrc->surface.tile_split);
-               base += r600_resource_va(&rctx->screen->screen, src);
-               addr += r600_resource_va(&rctx->screen->screen, dst);
+               base += r600_resource_va(&rctx->screen->b.b, src);
+               addr += r600_resource_va(&rctx->screen->b.b, dst);
        } else {
                /* L2T */
                array_mode = evergreen_array_mode(dst_mode);
@@ -3681,8 +3728,8 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
                bank_w = eg_bank_wh(rdst->surface.bankw);
                mt_aspect = eg_macro_tile_aspect(rdst->surface.mtilea);
                tile_split = eg_tile_split(rdst->surface.tile_split);
-               base += r600_resource_va(&rctx->screen->screen, dst);
-               addr += r600_resource_va(&rctx->screen->screen, src);
+               base += r600_resource_va(&rctx->screen->b.b, dst);
+               addr += r600_resource_va(&rctx->screen->b.b, src);
        }
 
        size = (copy_height * pitch) >> 2;
@@ -3696,8 +3743,8 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
                }
                size = (cheight * pitch) >> 2;
                /* emit reloc before writting cs so that cs is always in consistent state */
-               r600_context_bo_reloc(rctx, &rctx->rings.dma, &rsrc->resource, RADEON_USAGE_READ);
-               r600_context_bo_reloc(rctx, &rctx->rings.dma, &rdst->resource, RADEON_USAGE_WRITE);
+               r600_context_bo_reloc(&rctx->b, &rctx->b.rings.dma, &rsrc->resource, RADEON_USAGE_READ);
+               r600_context_bo_reloc(&rctx->b, &rctx->b.rings.dma, &rdst->resource, RADEON_USAGE_WRITE);
                cs->buf[cs->cdw++] = DMA_PACKET(DMA_PACKET_COPY, sub_cmd, size);
                cs->buf[cs->cdw++] = base >> 8;
                cs->buf[cs->cdw++] = (detile << 31) | (array_mode << 27) |
@@ -3715,26 +3762,44 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
        }
 }
 
-boolean evergreen_dma_blit(struct pipe_context *ctx,
-                       struct pipe_resource *dst,
-                       unsigned dst_level,
-                       unsigned dst_x, unsigned dst_y, unsigned dst_z,
-                       struct pipe_resource *src,
-                       unsigned src_level,
-                       const struct pipe_box *src_box)
+static boolean evergreen_dma_blit(struct pipe_context *ctx,
+                                 struct pipe_resource *dst,
+                                 unsigned dst_level,
+                                 unsigned dst_x, unsigned dst_y, unsigned dst_z,
+                                 struct pipe_resource *src,
+                                 unsigned src_level,
+                                 const struct pipe_box *src_box)
 {
        struct r600_context *rctx = (struct r600_context *)ctx;
        struct r600_texture *rsrc = (struct r600_texture*)src;
        struct r600_texture *rdst = (struct r600_texture*)dst;
        unsigned dst_pitch, src_pitch, bpp, dst_mode, src_mode, copy_height;
        unsigned src_w, dst_w;
+       unsigned src_x, src_y;
 
-       if (rctx->rings.dma.cs == NULL) {
+       if (rctx->b.rings.dma.cs == NULL) {
                return FALSE;
        }
+
+       if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
+               evergreen_dma_copy(rctx, dst, src, dst_x, src_box->x, src_box->width);
+               return TRUE;
+       }
+
        if (src->format != dst->format) {
                return FALSE;
        }
+       if (rdst->dirty_level_mask != 0) {
+               return FALSE;
+       }
+       if (rsrc->dirty_level_mask) {
+               ctx->flush_resource(ctx, src);
+       }
+
+       src_x = util_format_get_nblocksx(src->format, src_box->x);
+       dst_x = util_format_get_nblocksx(src->format, dst_x);
+       src_y = util_format_get_nblocksy(src->format, src_box->y);
+       dst_y = util_format_get_nblocksy(src->format, dst_y);
 
        bpp = rdst->surface.bpe;
        dst_pitch = rdst->surface.level[dst_level].pitch_bytes;
@@ -3765,7 +3830,7 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
         * DMA only supports it on the tiled side.  As such
         * the tile order is backwards after a L2T/T2L packet.
         */
-       if ((rctx->chip_class == CAYMAN) &&
+       if ((rctx->b.chip_class == CAYMAN) &&
            (src_mode != dst_mode) &&
            (util_format_get_blocksize(src->format) >= 16)) {
                return FALSE;
@@ -3780,7 +3845,7 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
                 */
                src_offset= rsrc->surface.level[src_level].offset;
                src_offset += rsrc->surface.level[src_level].slice_size * src_box->z;
-               src_offset += src_box->y * src_pitch + src_box->x * bpp;
+               src_offset += src_y * src_pitch + src_x * bpp;
                dst_offset = rdst->surface.level[dst_level].offset;
                dst_offset += rdst->surface.level[dst_level].slice_size * dst_z;
                dst_offset += dst_y * dst_pitch + dst_x * bpp;
@@ -3788,7 +3853,7 @@ boolean evergreen_dma_blit(struct pipe_context *ctx,
                                        src_box->height * src_pitch);
        } else {
                evergreen_dma_copy_tile(rctx, dst, dst_level, dst_x, dst_y, dst_z,
-                                       src, src_level, src_box->x, src_box->y, src_box->z,
+                                       src, src_level, src_x, src_y, src_box->z,
                                        copy_height, dst_pitch, bpp);
        }
        return TRUE;
@@ -3829,7 +3894,7 @@ void evergreen_init_state_functions(struct r600_context *rctx)
 
        r600_init_atom(rctx, &rctx->vgt_state.atom, id++, r600_emit_vgt_state, 7);
 
-       if (rctx->chip_class == EVERGREEN) {
+       if (rctx->b.chip_class == EVERGREEN) {
                r600_init_atom(rctx, &rctx->sample_mask.atom, id++, evergreen_emit_sample_mask, 3);
        } else {
                r600_init_atom(rctx, &rctx->sample_mask.atom, id++, cayman_emit_sample_mask, 4);
@@ -3851,22 +3916,24 @@ void evergreen_init_state_functions(struct r600_context *rctx)
        r600_init_atom(rctx, &rctx->stencil_ref.atom, id++, r600_emit_stencil_ref, 4);
        r600_init_atom(rctx, &rctx->viewport.atom, id++, r600_emit_viewport_state, 8);
        r600_init_atom(rctx, &rctx->vertex_fetch_shader.atom, id++, evergreen_emit_vertex_fetch_shader, 5);
-       r600_init_atom(rctx, &rctx->streamout.begin_atom, id++, r600_emit_streamout_begin, 0);
+       rctx->atoms[id++] = &rctx->b.streamout.begin_atom;
        r600_init_atom(rctx, &rctx->vertex_shader.atom, id++, r600_emit_shader, 23);
        r600_init_atom(rctx, &rctx->pixel_shader.atom, id++, r600_emit_shader, 0);
 
-       rctx->context.create_blend_state = evergreen_create_blend_state;
-       rctx->context.create_depth_stencil_alpha_state = evergreen_create_dsa_state;
-       rctx->context.create_rasterizer_state = evergreen_create_rs_state;
-       rctx->context.create_sampler_state = evergreen_create_sampler_state;
-       rctx->context.create_sampler_view = evergreen_create_sampler_view;
-       rctx->context.set_framebuffer_state = evergreen_set_framebuffer_state;
-       rctx->context.set_polygon_stipple = evergreen_set_polygon_stipple;
-       rctx->context.set_scissor_states = evergreen_set_scissor_states;
-
-       if (rctx->chip_class == EVERGREEN)
-                rctx->context.get_sample_position = evergreen_get_sample_position;
+       rctx->b.b.create_blend_state = evergreen_create_blend_state;
+       rctx->b.b.create_depth_stencil_alpha_state = evergreen_create_dsa_state;
+       rctx->b.b.create_rasterizer_state = evergreen_create_rs_state;
+       rctx->b.b.create_sampler_state = evergreen_create_sampler_state;
+       rctx->b.b.create_sampler_view = evergreen_create_sampler_view;
+       rctx->b.b.set_framebuffer_state = evergreen_set_framebuffer_state;
+       rctx->b.b.set_polygon_stipple = evergreen_set_polygon_stipple;
+       rctx->b.b.set_scissor_states = evergreen_set_scissor_states;
+
+       if (rctx->b.chip_class == EVERGREEN)
+                rctx->b.b.get_sample_position = evergreen_get_sample_position;
         else
-                rctx->context.get_sample_position = cayman_get_sample_position;
+                rctx->b.b.get_sample_position = cayman_get_sample_position;
+       rctx->b.dma_copy = evergreen_dma_blit;
+
        evergreen_init_compute_state_functions(rctx);
 }