| /* |
| * Copyright (c) 2012-2017 Etnaviv Project |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sub license, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Wladimir J. van der Laan <laanwj@gmail.com> |
| */ |
| |
| #include "etnaviv_rs.h" |
| |
| #include "etnaviv_clear_blit.h" |
| #include "etnaviv_context.h" |
| #include "etnaviv_emit.h" |
| #include "etnaviv_format.h" |
| #include "etnaviv_resource.h" |
| #include "etnaviv_screen.h" |
| #include "etnaviv_surface.h" |
| #include "etnaviv_tiling.h" |
| #include "etnaviv_translate.h" |
| #include "etnaviv_util.h" |
| |
| #include "pipe/p_defines.h" |
| #include "pipe/p_state.h" |
| #include "util/u_blitter.h" |
| #include "util/u_inlines.h" |
| #include "util/u_memory.h" |
| #include "util/u_surface.h" |
| |
| #include "hw/common.xml.h" |
| #include "hw/state.xml.h" |
| #include "hw/state_3d.xml.h" |
| |
| #include <assert.h> |
| |
| void |
| etna_compile_rs_state(struct etna_context *ctx, struct compiled_rs_state *cs, |
| const struct rs_state *rs) |
| { |
| memset(cs, 0, sizeof(*cs)); |
| |
| /* TILED and SUPERTILED layout have their strides multiplied with 4 in RS */ |
| unsigned source_stride_shift = COND(rs->source_tiling != ETNA_LAYOUT_LINEAR, 2); |
| unsigned dest_stride_shift = COND(rs->dest_tiling != ETNA_LAYOUT_LINEAR, 2); |
| |
| /* tiling == ETNA_LAYOUT_MULTI_TILED or ETNA_LAYOUT_MULTI_SUPERTILED? */ |
| int source_multi = COND(rs->source_tiling & ETNA_LAYOUT_BIT_MULTI, 1); |
| int dest_multi = COND(rs->dest_tiling & ETNA_LAYOUT_BIT_MULTI, 1); |
| |
| /* Vivante RS needs widths to be a multiple of 16 or bad things |
| * happen, such as scribbing over memory, or the GPU hanging, |
| * even for non-tiled formats. As this is serious, use abort(). |
| */ |
| if (rs->width & ETNA_RS_WIDTH_MASK) |
| abort(); |
| |
| /* TODO could just pre-generate command buffer, would simply submit to one memcpy */ |
| cs->RS_CONFIG = VIVS_RS_CONFIG_SOURCE_FORMAT(rs->source_format) | |
| COND(rs->downsample_x, VIVS_RS_CONFIG_DOWNSAMPLE_X) | |
| COND(rs->downsample_y, VIVS_RS_CONFIG_DOWNSAMPLE_Y) | |
| COND(rs->source_tiling & 1, VIVS_RS_CONFIG_SOURCE_TILED) | |
| VIVS_RS_CONFIG_DEST_FORMAT(rs->dest_format) | |
| COND(rs->dest_tiling & 1, VIVS_RS_CONFIG_DEST_TILED) | |
| COND(rs->swap_rb, VIVS_RS_CONFIG_SWAP_RB) | |
| COND(rs->flip, VIVS_RS_CONFIG_FLIP); |
| |
| cs->RS_SOURCE_STRIDE = (rs->source_stride << source_stride_shift) | |
| COND(rs->source_tiling & 2, VIVS_RS_SOURCE_STRIDE_TILING) | |
| COND(source_multi, VIVS_RS_SOURCE_STRIDE_MULTI); |
| |
| /* Initially all pipes are set to the base address of the source and |
| * destination buffer respectively. This will be overridden below as |
| * necessary for the multi-pipe, multi-tiled case. |
| */ |
| for (unsigned pipe = 0; pipe < ctx->specs.pixel_pipes; ++pipe) { |
| cs->source[pipe].bo = rs->source; |
| cs->source[pipe].offset = rs->source_offset; |
| cs->source[pipe].flags = ETNA_RELOC_READ; |
| |
| cs->dest[pipe].bo = rs->dest; |
| cs->dest[pipe].offset = rs->dest_offset; |
| cs->dest[pipe].flags = ETNA_RELOC_WRITE; |
| |
| cs->RS_PIPE_OFFSET[pipe] = VIVS_RS_PIPE_OFFSET_X(0) | VIVS_RS_PIPE_OFFSET_Y(0); |
| } |
| |
| cs->RS_DEST_STRIDE = (rs->dest_stride << dest_stride_shift) | |
| COND(rs->dest_tiling & 2, VIVS_RS_DEST_STRIDE_TILING) | |
| COND(dest_multi, VIVS_RS_DEST_STRIDE_MULTI); |
| |
| if (ctx->specs.pixel_pipes == 1 || ctx->specs.single_buffer) { |
| cs->RS_WINDOW_SIZE = VIVS_RS_WINDOW_SIZE_WIDTH(rs->width) | |
| VIVS_RS_WINDOW_SIZE_HEIGHT(rs->height); |
| } else if (ctx->specs.pixel_pipes == 2) { |
| assert((rs->height & 7) == 0); /* GPU hangs happen if height not 8-aligned */ |
| |
| if (source_multi) |
| cs->source[1].offset = rs->source_offset + rs->source_stride * rs->source_padded_height / 2; |
| |
| if (dest_multi) |
| cs->dest[1].offset = rs->dest_offset + rs->dest_stride * rs->dest_padded_height / 2; |
| |
| cs->RS_WINDOW_SIZE = VIVS_RS_WINDOW_SIZE_WIDTH(rs->width) | |
| VIVS_RS_WINDOW_SIZE_HEIGHT(rs->height / 2); |
| cs->RS_PIPE_OFFSET[1] = VIVS_RS_PIPE_OFFSET_X(0) | VIVS_RS_PIPE_OFFSET_Y(rs->height / 2); |
| } else { |
| abort(); |
| } |
| |
| cs->RS_DITHER[0] = rs->dither[0]; |
| cs->RS_DITHER[1] = rs->dither[1]; |
| cs->RS_CLEAR_CONTROL = VIVS_RS_CLEAR_CONTROL_BITS(rs->clear_bits) | rs->clear_mode; |
| cs->RS_FILL_VALUE[0] = rs->clear_value[0]; |
| cs->RS_FILL_VALUE[1] = rs->clear_value[1]; |
| cs->RS_FILL_VALUE[2] = rs->clear_value[2]; |
| cs->RS_FILL_VALUE[3] = rs->clear_value[3]; |
| cs->RS_EXTRA_CONFIG = VIVS_RS_EXTRA_CONFIG_AA(rs->aa) | |
| VIVS_RS_EXTRA_CONFIG_ENDIAN(rs->endian_mode); |
| |
| /* If source the same as destination, and the hardware supports this, |
| * do an in-place resolve to fill in unrendered tiles. |
| */ |
| if (ctx->specs.single_buffer && rs->source == rs->dest && |
| rs->source_offset == rs->dest_offset && |
| rs->source_format == rs->dest_format && |
| rs->source_tiling == rs->dest_tiling && |
| (rs->source_tiling & ETNA_LAYOUT_BIT_SUPER) && |
| rs->source_stride == rs->dest_stride && |
| !rs->downsample_x && !rs->downsample_y && |
| !rs->swap_rb && !rs->flip && |
| !rs->clear_mode && rs->source_padded_width) { |
| /* Total number of tiles (same as for autodisable) */ |
| cs->RS_KICKER_INPLACE = rs->tile_count; |
| } |
| cs->source_ts_valid = rs->source_ts_valid; |
| } |
| |
| /* modify the clear bits value in the compiled RS state */ |
| static void |
| etna_modify_rs_clearbits(struct compiled_rs_state *cs, uint32_t clear_bits) |
| { |
| cs->RS_CLEAR_CONTROL &= ~VIVS_RS_CLEAR_CONTROL_BITS__MASK; |
| cs->RS_CLEAR_CONTROL |= VIVS_RS_CLEAR_CONTROL_BITS(clear_bits); |
| } |
| |
| #define EMIT_STATE(state_name, src_value) \ |
| etna_coalsence_emit(stream, &coalesce, VIVS_##state_name, src_value) |
| |
| #define EMIT_STATE_FIXP(state_name, src_value) \ |
| etna_coalsence_emit_fixp(stream, &coalesce, VIVS_##state_name, src_value) |
| |
| #define EMIT_STATE_RELOC(state_name, src_value) \ |
| etna_coalsence_emit_reloc(stream, &coalesce, VIVS_##state_name, src_value) |
| |
| /* submit RS state, without any processing and no dependence on context |
| * except TS if this is a source-to-destination blit. */ |
| static void |
| etna_submit_rs_state(struct etna_context *ctx, |
| const struct compiled_rs_state *cs) |
| { |
| struct etna_screen *screen = etna_screen(ctx->base.screen); |
| struct etna_cmd_stream *stream = ctx->stream; |
| struct etna_coalesce coalesce; |
| |
| if (cs->RS_KICKER_INPLACE && !cs->source_ts_valid) |
| /* Inplace resolve is no-op if TS is not configured */ |
| return; |
| |
| ctx->stats.rs_operations++; |
| |
| if (cs->RS_KICKER_INPLACE) { |
| etna_cmd_stream_reserve(stream, 6); |
| etna_coalesce_start(stream, &coalesce); |
| /* 0/1 */ EMIT_STATE(RS_EXTRA_CONFIG, cs->RS_EXTRA_CONFIG); |
| /* 2/3 */ EMIT_STATE(RS_SOURCE_STRIDE, cs->RS_SOURCE_STRIDE); |
| /* 4/5 */ EMIT_STATE(RS_KICKER_INPLACE, cs->RS_KICKER_INPLACE); |
| etna_coalesce_end(stream, &coalesce); |
| } else if (screen->specs.pixel_pipes == 1) { |
| etna_cmd_stream_reserve(stream, 22); |
| etna_coalesce_start(stream, &coalesce); |
| /* 0/1 */ EMIT_STATE(RS_CONFIG, cs->RS_CONFIG); |
| /* 2 */ EMIT_STATE_RELOC(RS_SOURCE_ADDR, &cs->source[0]); |
| /* 3 */ EMIT_STATE(RS_SOURCE_STRIDE, cs->RS_SOURCE_STRIDE); |
| /* 4 */ EMIT_STATE_RELOC(RS_DEST_ADDR, &cs->dest[0]); |
| /* 5 */ EMIT_STATE(RS_DEST_STRIDE, cs->RS_DEST_STRIDE); |
| /* 6/7 */ EMIT_STATE(RS_WINDOW_SIZE, cs->RS_WINDOW_SIZE); |
| /* 8/9 */ EMIT_STATE(RS_DITHER(0), cs->RS_DITHER[0]); |
| /*10 */ EMIT_STATE(RS_DITHER(1), cs->RS_DITHER[1]); |
| /*11 - pad */ |
| /*12/13*/ EMIT_STATE(RS_CLEAR_CONTROL, cs->RS_CLEAR_CONTROL); |
| /*14 */ EMIT_STATE(RS_FILL_VALUE(0), cs->RS_FILL_VALUE[0]); |
| /*15 */ EMIT_STATE(RS_FILL_VALUE(1), cs->RS_FILL_VALUE[1]); |
| /*16 */ EMIT_STATE(RS_FILL_VALUE(2), cs->RS_FILL_VALUE[2]); |
| /*17 */ EMIT_STATE(RS_FILL_VALUE(3), cs->RS_FILL_VALUE[3]); |
| /*18/19*/ EMIT_STATE(RS_EXTRA_CONFIG, cs->RS_EXTRA_CONFIG); |
| /*20/21*/ EMIT_STATE(RS_KICKER, 0xbeebbeeb); |
| etna_coalesce_end(stream, &coalesce); |
| } else if (screen->specs.pixel_pipes == 2) { |
| etna_cmd_stream_reserve(stream, 34); /* worst case - both pipes multi=1 */ |
| etna_coalesce_start(stream, &coalesce); |
| /* 0/1 */ EMIT_STATE(RS_CONFIG, cs->RS_CONFIG); |
| /* 2/3 */ EMIT_STATE(RS_SOURCE_STRIDE, cs->RS_SOURCE_STRIDE); |
| /* 4/5 */ EMIT_STATE(RS_DEST_STRIDE, cs->RS_DEST_STRIDE); |
| /* 6/7 */ EMIT_STATE_RELOC(RS_PIPE_SOURCE_ADDR(0), &cs->source[0]); |
| if (cs->RS_SOURCE_STRIDE & VIVS_RS_SOURCE_STRIDE_MULTI) { |
| /*8 */ EMIT_STATE_RELOC(RS_PIPE_SOURCE_ADDR(1), &cs->source[1]); |
| /*9 - pad */ |
| } |
| /*10/11*/ EMIT_STATE_RELOC(RS_PIPE_DEST_ADDR(0), &cs->dest[0]); |
| if (cs->RS_DEST_STRIDE & VIVS_RS_DEST_STRIDE_MULTI) { |
| /*12*/ EMIT_STATE_RELOC(RS_PIPE_DEST_ADDR(1), &cs->dest[1]); |
| /*13 - pad */ |
| } |
| /*14/15*/ EMIT_STATE(RS_PIPE_OFFSET(0), cs->RS_PIPE_OFFSET[0]); |
| /*16 */ EMIT_STATE(RS_PIPE_OFFSET(1), cs->RS_PIPE_OFFSET[1]); |
| /*17 - pad */ |
| /*18/19*/ EMIT_STATE(RS_WINDOW_SIZE, cs->RS_WINDOW_SIZE); |
| /*20/21*/ EMIT_STATE(RS_DITHER(0), cs->RS_DITHER[0]); |
| /*22 */ EMIT_STATE(RS_DITHER(1), cs->RS_DITHER[1]); |
| /*23 - pad */ |
| /*24/25*/ EMIT_STATE(RS_CLEAR_CONTROL, cs->RS_CLEAR_CONTROL); |
| /*26 */ EMIT_STATE(RS_FILL_VALUE(0), cs->RS_FILL_VALUE[0]); |
| /*27 */ EMIT_STATE(RS_FILL_VALUE(1), cs->RS_FILL_VALUE[1]); |
| /*28 */ EMIT_STATE(RS_FILL_VALUE(2), cs->RS_FILL_VALUE[2]); |
| /*29 */ EMIT_STATE(RS_FILL_VALUE(3), cs->RS_FILL_VALUE[3]); |
| /*30/31*/ EMIT_STATE(RS_EXTRA_CONFIG, cs->RS_EXTRA_CONFIG); |
| /*32/33*/ EMIT_STATE(RS_KICKER, 0xbeebbeeb); |
| etna_coalesce_end(stream, &coalesce); |
| } else { |
| abort(); |
| } |
| } |
| |
| /* Generate clear command for a surface (non-fast clear case) */ |
| void |
| etna_rs_gen_clear_surface(struct etna_context *ctx, struct etna_surface *surf, |
| uint32_t clear_value) |
| { |
| struct etna_resource *dst = etna_resource(surf->base.texture); |
| uint32_t format; |
| |
| switch (util_format_get_blocksizebits(surf->base.format)) { |
| case 16: |
| format = RS_FORMAT_A4R4G4B4; |
| break; |
| case 32: |
| format = RS_FORMAT_A8R8G8B8; |
| break; |
| default: |
| format = ETNA_NO_MATCH; |
| break; |
| } |
| |
| if (format == ETNA_NO_MATCH) { |
| BUG("etna_rs_gen_clear_surface: Unhandled clear fmt %s", util_format_name(surf->base.format)); |
| format = RS_FORMAT_A8R8G8B8; |
| assert(0); |
| } |
| |
| /* use tiled clear if width is multiple of 16 */ |
| bool tiled_clear = (surf->surf.padded_width & ETNA_RS_WIDTH_MASK) == 0 && |
| (surf->surf.padded_height & ETNA_RS_HEIGHT_MASK) == 0; |
| |
| etna_compile_rs_state( ctx, &surf->clear_command, &(struct rs_state) { |
| .source_format = format, |
| .dest_format = format, |
| .dest = dst->bo, |
| .dest_offset = surf->surf.offset, |
| .dest_stride = surf->surf.stride, |
| .dest_padded_height = surf->surf.padded_height, |
| .dest_tiling = tiled_clear ? dst->layout : ETNA_LAYOUT_LINEAR, |
| .dither = {0xffffffff, 0xffffffff}, |
| .width = surf->surf.padded_width, /* These must be padded to 16x4 if !LINEAR, otherwise RS will hang */ |
| .height = surf->surf.padded_height, |
| .clear_value = {clear_value}, |
| .clear_mode = VIVS_RS_CLEAR_CONTROL_MODE_ENABLED1, |
| .clear_bits = 0xffff |
| }); |
| } |
| |
| static void |
| etna_blit_clear_color_rs(struct pipe_context *pctx, struct pipe_surface *dst, |
| const union pipe_color_union *color) |
| { |
| struct etna_context *ctx = etna_context(pctx); |
| struct etna_surface *surf = etna_surface(dst); |
| uint32_t new_clear_value = etna_clear_blit_pack_rgba(surf->base.format, color->f); |
| |
| if (surf->surf.ts_size) { /* TS: use precompiled clear command */ |
| ctx->framebuffer.TS_COLOR_CLEAR_VALUE = new_clear_value; |
| |
| if (VIV_FEATURE(ctx->screen, chipMinorFeatures1, AUTO_DISABLE)) { |
| /* Set number of color tiles to be filled */ |
| etna_set_state(ctx->stream, VIVS_TS_COLOR_AUTO_DISABLE_COUNT, |
| surf->surf.padded_width * surf->surf.padded_height / 16); |
| ctx->framebuffer.TS_MEM_CONFIG |= VIVS_TS_MEM_CONFIG_COLOR_AUTO_DISABLE; |
| } |
| |
| surf->level->ts_valid = true; |
| ctx->dirty |= ETNA_DIRTY_TS | ETNA_DIRTY_DERIVE_TS; |
| } else if (unlikely(new_clear_value != surf->level->clear_value)) { /* Queue normal RS clear for non-TS surfaces */ |
| /* If clear color changed, re-generate stored command */ |
| etna_rs_gen_clear_surface(ctx, surf, new_clear_value); |
| } |
| |
| etna_submit_rs_state(ctx, &surf->clear_command); |
| |
| surf->level->clear_value = new_clear_value; |
| resource_written(ctx, surf->base.texture); |
| etna_resource(surf->base.texture)->seqno++; |
| } |
| |
| static void |
| etna_blit_clear_zs_rs(struct pipe_context *pctx, struct pipe_surface *dst, |
| unsigned buffers, double depth, unsigned stencil) |
| { |
| struct etna_context *ctx = etna_context(pctx); |
| struct etna_surface *surf = etna_surface(dst); |
| uint32_t new_clear_value = translate_clear_depth_stencil(surf->base.format, depth, stencil); |
| uint32_t new_clear_bits = 0, clear_bits_depth, clear_bits_stencil; |
| |
| /* Get the channels to clear */ |
| switch (surf->base.format) { |
| case PIPE_FORMAT_Z16_UNORM: |
| clear_bits_depth = 0xffff; |
| clear_bits_stencil = 0; |
| break; |
| case PIPE_FORMAT_X8Z24_UNORM: |
| case PIPE_FORMAT_S8_UINT_Z24_UNORM: |
| clear_bits_depth = 0xeeee; |
| clear_bits_stencil = 0x1111; |
| break; |
| default: |
| clear_bits_depth = clear_bits_stencil = 0xffff; |
| break; |
| } |
| |
| if (buffers & PIPE_CLEAR_DEPTH) |
| new_clear_bits |= clear_bits_depth; |
| if (buffers & PIPE_CLEAR_STENCIL) |
| new_clear_bits |= clear_bits_stencil; |
| /* FIXME: when tile status is enabled, this becomes more complex as |
| * we may separately clear the depth from the stencil. In this case, |
| * we want to resolve the surface, and avoid using the tile status. |
| * We may be better off recording the pending clear operation, |
| * delaying the actual clear to the first use. This way, we can merge |
| * consecutive clears together. */ |
| if (surf->surf.ts_size) { /* TS: use precompiled clear command */ |
| /* Set new clear depth value */ |
| ctx->framebuffer.TS_DEPTH_CLEAR_VALUE = new_clear_value; |
| if (VIV_FEATURE(ctx->screen, chipMinorFeatures1, AUTO_DISABLE)) { |
| /* Set number of depth tiles to be filled */ |
| etna_set_state(ctx->stream, VIVS_TS_DEPTH_AUTO_DISABLE_COUNT, |
| surf->surf.padded_width * surf->surf.padded_height / 16); |
| ctx->framebuffer.TS_MEM_CONFIG |= VIVS_TS_MEM_CONFIG_DEPTH_AUTO_DISABLE; |
| } |
| |
| surf->level->ts_valid = true; |
| ctx->dirty |= ETNA_DIRTY_TS | ETNA_DIRTY_DERIVE_TS; |
| } else { |
| if (unlikely(new_clear_value != surf->level->clear_value)) { /* Queue normal RS clear for non-TS surfaces */ |
| /* If clear depth value changed, re-generate stored command */ |
| etna_rs_gen_clear_surface(ctx, surf, new_clear_value); |
| } |
| /* Update the channels to be cleared */ |
| etna_modify_rs_clearbits(&surf->clear_command, new_clear_bits); |
| } |
| |
| etna_submit_rs_state(ctx, &surf->clear_command); |
| |
| surf->level->clear_value = new_clear_value; |
| resource_written(ctx, surf->base.texture); |
| etna_resource(surf->base.texture)->seqno++; |
| } |
| |
| static void |
| etna_clear_rs(struct pipe_context *pctx, unsigned buffers, |
| const union pipe_color_union *color, double depth, unsigned stencil) |
| { |
| struct etna_context *ctx = etna_context(pctx); |
| |
| /* Flush color and depth cache before clearing anything. |
| * This is especially important when coming from another surface, as |
| * otherwise it may clear part of the old surface instead. */ |
| etna_set_state(ctx->stream, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH); |
| etna_stall(ctx->stream, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE); |
| |
| /* Preparation: Flush the TS if needed. This must be done after flushing |
| * color and depth, otherwise it can result in crashes */ |
| bool need_ts_flush = false; |
| if ((buffers & PIPE_CLEAR_COLOR) && ctx->framebuffer_s.nr_cbufs) { |
| struct etna_surface *surf = etna_surface(ctx->framebuffer_s.cbufs[0]); |
| if (surf->surf.ts_size) |
| need_ts_flush = true; |
| } |
| if ((buffers & PIPE_CLEAR_DEPTHSTENCIL) && ctx->framebuffer_s.zsbuf != NULL) { |
| struct etna_surface *surf = etna_surface(ctx->framebuffer_s.zsbuf); |
| |
| if (surf->surf.ts_size) |
| need_ts_flush = true; |
| } |
| |
| if (need_ts_flush) |
| etna_set_state(ctx->stream, VIVS_TS_FLUSH_CACHE, VIVS_TS_FLUSH_CACHE_FLUSH); |
| |
| /* No need to set up the TS here as RS clear operations (in contrast to |
| * resolve and copy) do not require the TS state. |
| */ |
| if (buffers & PIPE_CLEAR_COLOR) { |
| for (int idx = 0; idx < ctx->framebuffer_s.nr_cbufs; ++idx) { |
| etna_blit_clear_color_rs(pctx, ctx->framebuffer_s.cbufs[idx], |
| &color[idx]); |
| } |
| } |
| |
| /* Flush the color and depth caches before each RS clear operation |
| * This fixes a hang on GC600. */ |
| if (buffers & PIPE_CLEAR_DEPTHSTENCIL && buffers & PIPE_CLEAR_COLOR) |
| etna_set_state(ctx->stream, VIVS_GL_FLUSH_CACHE, |
| VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH); |
| |
| if ((buffers & PIPE_CLEAR_DEPTHSTENCIL) && ctx->framebuffer_s.zsbuf != NULL) |
| etna_blit_clear_zs_rs(pctx, ctx->framebuffer_s.zsbuf, buffers, depth, stencil); |
| |
| etna_stall(ctx->stream, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE); |
| } |
| |
| static bool |
| etna_manual_blit(struct etna_resource *dst, struct etna_resource_level *dst_lev, |
| unsigned int dst_offset, struct etna_resource *src, |
| struct etna_resource_level *src_lev, unsigned int src_offset, |
| const struct pipe_blit_info *blit_info) |
| { |
| void *smap, *srow, *dmap, *drow; |
| size_t tile_size; |
| |
| assert(src->layout == ETNA_LAYOUT_TILED); |
| assert(dst->layout == ETNA_LAYOUT_TILED); |
| assert(src->base.nr_samples == 0); |
| assert(dst->base.nr_samples == 0); |
| |
| tile_size = util_format_get_blocksize(blit_info->src.format) * 4 * 4; |
| |
| smap = etna_bo_map(src->bo); |
| if (!smap) |
| return false; |
| |
| dmap = etna_bo_map(dst->bo); |
| if (!dmap) |
| return false; |
| |
| srow = smap + src_offset; |
| drow = dmap + dst_offset; |
| |
| etna_bo_cpu_prep(src->bo, DRM_ETNA_PREP_READ); |
| etna_bo_cpu_prep(dst->bo, DRM_ETNA_PREP_WRITE); |
| |
| for (int y = 0; y < blit_info->src.box.height; y += 4) { |
| memcpy(drow, srow, tile_size * blit_info->src.box.width); |
| srow += src_lev->stride * 4; |
| drow += dst_lev->stride * 4; |
| } |
| |
| etna_bo_cpu_fini(dst->bo); |
| etna_bo_cpu_fini(src->bo); |
| |
| return true; |
| } |
| |
| static inline size_t |
| etna_compute_tileoffset(const struct pipe_box *box, enum pipe_format format, |
| size_t stride, enum etna_surface_layout layout) |
| { |
| size_t offset; |
| unsigned int x = box->x, y = box->y; |
| unsigned int blocksize = util_format_get_blocksize(format); |
| |
| switch (layout) { |
| case ETNA_LAYOUT_LINEAR: |
| offset = y * stride + x * blocksize; |
| break; |
| case ETNA_LAYOUT_MULTI_TILED: |
| y >>= 1; |
| /* fall-through */ |
| case ETNA_LAYOUT_TILED: |
| assert(!(x & 0x03) && !(y & 0x03)); |
| offset = (y & ~0x03) * stride + blocksize * ((x & ~0x03) << 2); |
| break; |
| case ETNA_LAYOUT_MULTI_SUPERTILED: |
| y >>= 1; |
| /* fall-through */ |
| case ETNA_LAYOUT_SUPER_TILED: |
| assert(!(x & 0x3f) && !(y & 0x3f)); |
| offset = (y & ~0x3f) * stride + blocksize * ((x & ~0x3f) << 6); |
| break; |
| default: |
| unreachable("invalid resource layout"); |
| } |
| |
| return offset; |
| } |
| |
| static inline void |
| etna_get_rs_alignment_mask(const struct etna_context *ctx, |
| const enum etna_surface_layout layout, |
| unsigned int *width_mask, unsigned int *height_mask) |
| { |
| unsigned int h_align, w_align; |
| |
| if (layout & ETNA_LAYOUT_BIT_SUPER) { |
| w_align = h_align = 64; |
| } else { |
| w_align = ETNA_RS_WIDTH_MASK + 1; |
| h_align = ETNA_RS_HEIGHT_MASK + 1; |
| } |
| |
| h_align *= ctx->screen->specs.pixel_pipes; |
| |
| *width_mask = w_align - 1; |
| *height_mask = h_align -1; |
| } |
| |
| static bool |
| etna_try_rs_blit(struct pipe_context *pctx, |
| const struct pipe_blit_info *blit_info) |
| { |
| struct etna_context *ctx = etna_context(pctx); |
| struct etna_resource *src = etna_resource(blit_info->src.resource); |
| struct etna_resource *dst = etna_resource(blit_info->dst.resource); |
| struct compiled_rs_state copy_to_screen; |
| uint32_t ts_mem_config = 0; |
| int msaa_xscale = 1, msaa_yscale = 1; |
| |
| /* Ensure that the level is valid */ |
| assert(blit_info->src.level <= src->base.last_level); |
| assert(blit_info->dst.level <= dst->base.last_level); |
| |
| if (!translate_samples_to_xyscale(src->base.nr_samples, &msaa_xscale, &msaa_yscale, NULL)) |
| return false; |
| |
| /* The width/height are in pixels; they do not change as a result of |
| * multi-sampling. So, when blitting from a 4x multisampled surface |
| * to a non-multisampled surface, the width and height will be |
| * identical. As we do not support scaling, reject different sizes. */ |
| if (blit_info->dst.box.width != blit_info->src.box.width || |
| blit_info->dst.box.height != blit_info->src.box.height) { |
| DBG("scaling requested: source %dx%d destination %dx%d", |
| blit_info->src.box.width, blit_info->src.box.height, |
| blit_info->dst.box.width, blit_info->dst.box.height); |
| return false; |
| } |
| |
| /* No masks - RS can't copy specific channels */ |
| unsigned mask = util_format_get_mask(blit_info->dst.format); |
| if ((blit_info->mask & mask) != mask) { |
| DBG("sub-mask requested: 0x%02x vs format mask 0x%02x", blit_info->mask, mask); |
| return false; |
| } |
| |
| unsigned src_format = etna_compatible_rs_format(blit_info->src.format); |
| unsigned dst_format = etna_compatible_rs_format(blit_info->dst.format); |
| if (translate_rs_format(src_format) == ETNA_NO_MATCH || |
| translate_rs_format(dst_format) == ETNA_NO_MATCH || |
| blit_info->scissor_enable || |
| blit_info->dst.box.depth != blit_info->src.box.depth || |
| blit_info->dst.box.depth != 1) { |
| return false; |
| } |
| |
| unsigned w_mask, h_mask; |
| |
| etna_get_rs_alignment_mask(ctx, src->layout, &w_mask, &h_mask); |
| if ((blit_info->src.box.x & w_mask) || (blit_info->src.box.y & h_mask)) |
| return false; |
| |
| etna_get_rs_alignment_mask(ctx, dst->layout, &w_mask, &h_mask); |
| if ((blit_info->dst.box.x & w_mask) || (blit_info->dst.box.y & h_mask)) |
| return false; |
| |
| /* Ensure that the Z coordinate is sane */ |
| if (dst->base.target != PIPE_TEXTURE_CUBE) |
| assert(blit_info->dst.box.z == 0); |
| if (src->base.target != PIPE_TEXTURE_CUBE) |
| assert(blit_info->src.box.z == 0); |
| |
| assert(blit_info->src.box.z < src->base.array_size); |
| assert(blit_info->dst.box.z < dst->base.array_size); |
| |
| struct etna_resource_level *src_lev = &src->levels[blit_info->src.level]; |
| struct etna_resource_level *dst_lev = &dst->levels[blit_info->dst.level]; |
| |
| /* we may be given coordinates up to the padded width to avoid |
| * any alignment issues with different tiling formats */ |
| assert((blit_info->src.box.x + blit_info->src.box.width) * msaa_xscale <= src_lev->padded_width); |
| assert((blit_info->src.box.y + blit_info->src.box.height) * msaa_yscale <= src_lev->padded_height); |
| assert(blit_info->dst.box.x + blit_info->dst.box.width <= dst_lev->padded_width); |
| assert(blit_info->dst.box.y + blit_info->dst.box.height <= dst_lev->padded_height); |
| |
| unsigned src_offset = src_lev->offset + |
| blit_info->src.box.z * src_lev->layer_stride + |
| etna_compute_tileoffset(&blit_info->src.box, |
| blit_info->src.format, |
| src_lev->stride, |
| src->layout); |
| unsigned dst_offset = dst_lev->offset + |
| blit_info->dst.box.z * dst_lev->layer_stride + |
| etna_compute_tileoffset(&blit_info->dst.box, |
| blit_info->dst.format, |
| dst_lev->stride, |
| dst->layout); |
| |
| if (src_lev->padded_width <= ETNA_RS_WIDTH_MASK || |
| dst_lev->padded_width <= ETNA_RS_WIDTH_MASK || |
| src_lev->padded_height <= ETNA_RS_HEIGHT_MASK || |
| dst_lev->padded_height <= ETNA_RS_HEIGHT_MASK) |
| goto manual; |
| |
| /* If the width is not aligned to the RS width, but is within our |
| * padding, adjust the width to suite the RS width restriction. |
| * Note: the RS width/height are converted to source samples here. */ |
| unsigned int width = blit_info->src.box.width * msaa_xscale; |
| unsigned int height = blit_info->src.box.height * msaa_yscale; |
| unsigned int w_align = ETNA_RS_WIDTH_MASK + 1; |
| unsigned int h_align = (ETNA_RS_HEIGHT_MASK + 1) * ctx->specs.pixel_pipes; |
| |
| if (width & (w_align - 1) && width >= src_lev->width * msaa_xscale && width >= dst_lev->width) |
| width = align(width, w_align); |
| |
| if (height & (h_align - 1) && height >= src_lev->height * msaa_yscale && height >= dst_lev->height) |
| height = align(height, h_align); |
| |
| /* The padded dimensions are in samples */ |
| if (width > src_lev->padded_width || |
| width > dst_lev->padded_width * msaa_xscale || |
| height > src_lev->padded_height || |
| height > dst_lev->padded_height * msaa_yscale || |
| width & (w_align - 1) || height & (h_align - 1)) |
| goto manual; |
| |
| if (src->base.nr_samples > 1) { |
| uint32_t msaa_format = translate_msaa_format(src_format); |
| assert(msaa_format != ETNA_NO_MATCH); |
| ts_mem_config |= VIVS_TS_MEM_CONFIG_COLOR_COMPRESSION | |
| VIVS_TS_MEM_CONFIG_COLOR_COMPRESSION_FORMAT(msaa_format); |
| } |
| |
| /* Always flush color and depth cache together before resolving. This works |
| * around artifacts that appear in some cases when scanning out a texture |
| * directly after it has been rendered to, such as rendering an animated web |
| * page in a QtWebEngine based WebView on GC2000. The artifacts look like |
| * the texture sampler samples zeroes instead of texture data in a small, |
| * irregular triangle in the lower right of each browser tile quad. Other |
| * attempts to avoid these artifacts, including a pipeline stall before the |
| * color flush or a TS cache flush afterwards, or flushing multiple times, |
| * with stalls before and after each flush, have shown no effect. */ |
| if (src->base.bind & PIPE_BIND_RENDER_TARGET || |
| src->base.bind & PIPE_BIND_DEPTH_STENCIL) { |
| etna_set_state(ctx->stream, VIVS_GL_FLUSH_CACHE, |
| VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH); |
| etna_stall(ctx->stream, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE); |
| |
| if (src->levels[blit_info->src.level].ts_size && |
| src->levels[blit_info->src.level].ts_valid) |
| etna_set_state(ctx->stream, VIVS_TS_FLUSH_CACHE, VIVS_TS_FLUSH_CACHE_FLUSH); |
| } |
| |
| /* Set up color TS to source surface before blit, if needed */ |
| bool source_ts_valid = false; |
| if (src->levels[blit_info->src.level].ts_size && |
| src->levels[blit_info->src.level].ts_valid) { |
| struct etna_reloc reloc; |
| unsigned ts_offset = |
| src_lev->ts_offset + blit_info->src.box.z * src_lev->ts_layer_stride; |
| |
| etna_set_state(ctx->stream, VIVS_TS_MEM_CONFIG, |
| VIVS_TS_MEM_CONFIG_COLOR_FAST_CLEAR | ts_mem_config); |
| |
| memset(&reloc, 0, sizeof(struct etna_reloc)); |
| reloc.bo = src->ts_bo; |
| reloc.offset = ts_offset; |
| reloc.flags = ETNA_RELOC_READ; |
| etna_set_state_reloc(ctx->stream, VIVS_TS_COLOR_STATUS_BASE, &reloc); |
| |
| memset(&reloc, 0, sizeof(struct etna_reloc)); |
| reloc.bo = src->bo; |
| reloc.offset = src_lev->offset + |
| blit_info->src.box.z * src_lev->layer_stride; |
| reloc.flags = ETNA_RELOC_READ; |
| etna_set_state_reloc(ctx->stream, VIVS_TS_COLOR_SURFACE_BASE, &reloc); |
| |
| etna_set_state(ctx->stream, VIVS_TS_COLOR_CLEAR_VALUE, |
| src->levels[blit_info->src.level].clear_value); |
| |
| source_ts_valid = true; |
| } else { |
| etna_set_state(ctx->stream, VIVS_TS_MEM_CONFIG, ts_mem_config); |
| } |
| ctx->dirty |= ETNA_DIRTY_TS; |
| |
| /* Kick off RS here */ |
| etna_compile_rs_state(ctx, ©_to_screen, &(struct rs_state) { |
| .source_format = translate_rs_format(src_format), |
| .source_tiling = src->layout, |
| .source = src->bo, |
| .source_offset = src_offset, |
| .source_stride = src_lev->stride, |
| .source_padded_width = src_lev->padded_width, |
| .source_padded_height = src_lev->padded_height, |
| .source_ts_valid = source_ts_valid, |
| .dest_format = translate_rs_format(dst_format), |
| .dest_tiling = dst->layout, |
| .dest = dst->bo, |
| .dest_offset = dst_offset, |
| .dest_stride = dst_lev->stride, |
| .dest_padded_height = dst_lev->padded_height, |
| .downsample_x = msaa_xscale > 1, |
| .downsample_y = msaa_yscale > 1, |
| .swap_rb = translate_rb_src_dst_swap(src->base.format, dst->base.format), |
| .dither = {0xffffffff, 0xffffffff}, // XXX dither when going from 24 to 16 bit? |
| .clear_mode = VIVS_RS_CLEAR_CONTROL_MODE_DISABLED, |
| .width = width, |
| .height = height, |
| .tile_count = src_lev->layer_stride / 64 |
| }); |
| |
| etna_submit_rs_state(ctx, ©_to_screen); |
| resource_read(ctx, &src->base); |
| resource_written(ctx, &dst->base); |
| dst->seqno++; |
| dst->levels[blit_info->dst.level].ts_valid = false; |
| ctx->dirty |= ETNA_DIRTY_DERIVE_TS; |
| |
| return true; |
| |
| manual: |
| if (src->layout == ETNA_LAYOUT_TILED && dst->layout == ETNA_LAYOUT_TILED) { |
| if ((src->status & ETNA_PENDING_WRITE) || |
| (dst->status & ETNA_PENDING_WRITE)) |
| pctx->flush(pctx, NULL, 0); |
| return etna_manual_blit(dst, dst_lev, dst_offset, src, src_lev, src_offset, blit_info); |
| } |
| |
| return false; |
| } |
| |
| static void |
| etna_blit_rs(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) |
| { |
| /* This is a more extended version of resource_copy_region */ |
| /* TODO Some cases can be handled by RS; if not, fall back to rendering or |
| * even CPU copy block of pixels from info->src to info->dst |
| * (resource, level, box, format); |
| * function is used for scaling, flipping in x and y direction (negative |
| * width/height), format conversion, mask and filter and even a scissor rectangle |
| * |
| * What can the RS do for us: |
| * convert between tiling formats (layouts) |
| * downsample 2x in x and y |
| * convert between a limited number of pixel formats |
| * |
| * For the rest, fall back to util_blitter |
| * XXX this goes wrong when source surface is supertiled. */ |
| struct etna_context *ctx = etna_context(pctx); |
| struct pipe_blit_info info = *blit_info; |
| |
| if (info.src.resource->nr_samples > 1 && |
| info.dst.resource->nr_samples <= 1 && |
| !util_format_is_depth_or_stencil(info.src.resource->format) && |
| !util_format_is_pure_integer(info.src.resource->format)) { |
| DBG("color resolve unimplemented"); |
| return; |
| } |
| |
| if (etna_try_rs_blit(pctx, blit_info)) |
| return; |
| |
| if (util_try_blit_via_copy_region(pctx, blit_info)) |
| return; |
| |
| if (info.mask & PIPE_MASK_S) { |
| DBG("cannot blit stencil, skipping"); |
| info.mask &= ~PIPE_MASK_S; |
| } |
| |
| if (!util_blitter_is_blit_supported(ctx->blitter, &info)) { |
| DBG("blit unsupported %s -> %s", |
| util_format_short_name(info.src.resource->format), |
| util_format_short_name(info.dst.resource->format)); |
| return; |
| } |
| |
| etna_blit_save_state(ctx); |
| util_blitter_blit(ctx->blitter, &info); |
| } |
| |
| void |
| etna_clear_blit_rs_init(struct pipe_context *pctx) |
| { |
| DBG("etnaviv: Using RS blit engine"); |
| pctx->clear = etna_clear_rs; |
| pctx->blit = etna_blit_rs; |
| } |