CoCalc -- fd6_context.c

GitHub Repository: PojavLauncherTeam/mesa
Path: blob/21.2-virgl/src/gallium/drivers/freedreno/a6xx/fd6_context.c
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/*
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 * Copyright (C) 2016 Rob Clark <[email protected]>
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 * Copyright © 2018 Google, Inc.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice (including the next
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 * paragraph) shall be included in all copies or substantial portions of the
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 * Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 *
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 * Authors:
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 *    Rob Clark <[email protected]>
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 */
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#include "freedreno_query_acc.h"
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#include "freedreno_state.h"
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#include "fd6_blend.h"
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#include "fd6_blitter.h"
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#include "fd6_compute.h"
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#include "fd6_context.h"
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#include "fd6_draw.h"
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#include "fd6_emit.h"
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#include "fd6_gmem.h"
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#include "fd6_image.h"
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#include "fd6_program.h"
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#include "fd6_query.h"
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#include "fd6_rasterizer.h"
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#include "fd6_resource.h"
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#include "fd6_texture.h"
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#include "fd6_zsa.h"
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static void
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fd6_context_destroy(struct pipe_context *pctx) in_dt
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{
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   struct fd6_context *fd6_ctx = fd6_context(fd_context(pctx));
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   u_upload_destroy(fd6_ctx->border_color_uploader);
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   pipe_resource_reference(&fd6_ctx->border_color_buf, NULL);
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   fd_context_destroy(pctx);
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   if (fd6_ctx->vsc_draw_strm)
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      fd_bo_del(fd6_ctx->vsc_draw_strm);
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   if (fd6_ctx->vsc_prim_strm)
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      fd_bo_del(fd6_ctx->vsc_prim_strm);
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   fd_bo_del(fd6_ctx->control_mem);
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   fd_context_cleanup_common_vbos(&fd6_ctx->base);
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   fd6_texture_fini(pctx);
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   free(fd6_ctx);
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}
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/* clang-format off */
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static const uint8_t primtypes[] = {
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   [PIPE_PRIM_POINTS]                      = DI_PT_POINTLIST,
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   [PIPE_PRIM_LINES]                       = DI_PT_LINELIST,
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   [PIPE_PRIM_LINE_STRIP]                  = DI_PT_LINESTRIP,
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   [PIPE_PRIM_LINE_LOOP]                   = DI_PT_LINELOOP,
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   [PIPE_PRIM_TRIANGLES]                   = DI_PT_TRILIST,
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   [PIPE_PRIM_TRIANGLE_STRIP]              = DI_PT_TRISTRIP,
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   [PIPE_PRIM_TRIANGLE_FAN]                = DI_PT_TRIFAN,
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   [PIPE_PRIM_LINES_ADJACENCY]             = DI_PT_LINE_ADJ,
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   [PIPE_PRIM_LINE_STRIP_ADJACENCY]        = DI_PT_LINESTRIP_ADJ,
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   [PIPE_PRIM_TRIANGLES_ADJACENCY]         = DI_PT_TRI_ADJ,
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   [PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY]    = DI_PT_TRISTRIP_ADJ,
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   [PIPE_PRIM_PATCHES]                     = DI_PT_PATCHES0,
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   [PIPE_PRIM_MAX]                         = DI_PT_RECTLIST,  /* internal clear blits */
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};
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/* clang-format on */
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static void *
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fd6_vertex_state_create(struct pipe_context *pctx, unsigned num_elements,
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                        const struct pipe_vertex_element *elements)
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{
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   struct fd_context *ctx = fd_context(pctx);
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   struct fd6_vertex_stateobj *state = CALLOC_STRUCT(fd6_vertex_stateobj);
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   memcpy(state->base.pipe, elements, sizeof(*elements) * num_elements);
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   state->base.num_elements = num_elements;
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   state->stateobj =
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      fd_ringbuffer_new_object(ctx->pipe, 4 * (num_elements * 2 + 1));
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   struct fd_ringbuffer *ring = state->stateobj;
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   OUT_PKT4(ring, REG_A6XX_VFD_DECODE(0), 2 * num_elements);
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   for (int32_t i = 0; i < num_elements; i++) {
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      const struct pipe_vertex_element *elem = &elements[i];
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      enum pipe_format pfmt = elem->src_format;
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      enum a6xx_format fmt = fd6_pipe2vtx(pfmt);
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      bool isint = util_format_is_pure_integer(pfmt);
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      debug_assert(fmt != FMT6_NONE);
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      OUT_RING(ring, A6XX_VFD_DECODE_INSTR_IDX(elem->vertex_buffer_index) |
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                        A6XX_VFD_DECODE_INSTR_OFFSET(elem->src_offset) |
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                        A6XX_VFD_DECODE_INSTR_FORMAT(fmt) |
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                        COND(elem->instance_divisor,
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                             A6XX_VFD_DECODE_INSTR_INSTANCED) |
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                        A6XX_VFD_DECODE_INSTR_SWAP(fd6_pipe2swap(pfmt)) |
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                        A6XX_VFD_DECODE_INSTR_UNK30 |
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                        COND(!isint, A6XX_VFD_DECODE_INSTR_FLOAT));
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      OUT_RING(ring,
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               MAX2(1, elem->instance_divisor)); /* VFD_DECODE[j].STEP_RATE */
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   }
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   return state;
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}
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static void
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fd6_vertex_state_delete(struct pipe_context *pctx, void *hwcso)
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{
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   struct fd6_vertex_stateobj *so = hwcso;
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   fd_ringbuffer_del(so->stateobj);
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   FREE(hwcso);
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}
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static void
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validate_surface(struct pipe_context *pctx, struct pipe_surface *psurf)
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   assert_dt
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{
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   fd6_validate_format(fd_context(pctx), fd_resource(psurf->texture),
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                       psurf->format);
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}
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static void
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fd6_set_framebuffer_state(struct pipe_context *pctx,
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                          const struct pipe_framebuffer_state *pfb)
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   in_dt
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{
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   if (pfb->zsbuf)
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      validate_surface(pctx, pfb->zsbuf);
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   for (unsigned i = 0; i < pfb->nr_cbufs; i++) {
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      if (!pfb->cbufs[i])
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         continue;
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      validate_surface(pctx, pfb->cbufs[i]);
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   }
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   fd_set_framebuffer_state(pctx, pfb);
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}
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static void
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setup_state_map(struct fd_context *ctx)
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{
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   STATIC_ASSERT(FD6_GROUP_NON_GROUP < 32);
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   fd_context_add_map(ctx, FD_DIRTY_VTXSTATE, BIT(FD6_GROUP_VTXSTATE));
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   fd_context_add_map(ctx, FD_DIRTY_VTXBUF, BIT(FD6_GROUP_VBO));
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   fd_context_add_map(ctx, FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER,
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                      BIT(FD6_GROUP_ZSA));
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   fd_context_add_map(ctx, FD_DIRTY_ZSA | FD_DIRTY_BLEND | FD_DIRTY_PROG,
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                      BIT(FD6_GROUP_LRZ) | BIT(FD6_GROUP_LRZ_BINNING));
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   fd_context_add_map(ctx, FD_DIRTY_PROG, BIT(FD6_GROUP_PROG));
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   fd_context_add_map(ctx, FD_DIRTY_RASTERIZER, BIT(FD6_GROUP_RASTERIZER));
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   fd_context_add_map(ctx,
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                      FD_DIRTY_FRAMEBUFFER | FD_DIRTY_RASTERIZER_DISCARD |
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                         FD_DIRTY_PROG | FD_DIRTY_BLEND_DUAL,
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                      BIT(FD6_GROUP_PROG_FB_RAST));
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   fd_context_add_map(ctx, FD_DIRTY_BLEND | FD_DIRTY_SAMPLE_MASK,
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                      BIT(FD6_GROUP_BLEND));
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   fd_context_add_map(ctx, FD_DIRTY_BLEND_COLOR, BIT(FD6_GROUP_BLEND_COLOR));
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   fd_context_add_map(ctx, FD_DIRTY_SSBO | FD_DIRTY_IMAGE | FD_DIRTY_PROG,
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                      BIT(FD6_GROUP_IBO));
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   fd_context_add_map(ctx, FD_DIRTY_PROG,
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                      BIT(FD6_GROUP_VS_TEX) | BIT(FD6_GROUP_HS_TEX) |
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                         BIT(FD6_GROUP_DS_TEX) | BIT(FD6_GROUP_GS_TEX) |
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                         BIT(FD6_GROUP_FS_TEX));
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   fd_context_add_map(ctx, FD_DIRTY_PROG | FD_DIRTY_CONST,
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                      BIT(FD6_GROUP_CONST));
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   fd_context_add_map(ctx, FD_DIRTY_STREAMOUT, BIT(FD6_GROUP_SO));
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   fd_context_add_shader_map(ctx, PIPE_SHADER_VERTEX, FD_DIRTY_SHADER_TEX,
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                             BIT(FD6_GROUP_VS_TEX));
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   fd_context_add_shader_map(ctx, PIPE_SHADER_TESS_CTRL, FD_DIRTY_SHADER_TEX,
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                             BIT(FD6_GROUP_HS_TEX));
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   fd_context_add_shader_map(ctx, PIPE_SHADER_TESS_EVAL, FD_DIRTY_SHADER_TEX,
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                             BIT(FD6_GROUP_DS_TEX));
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   fd_context_add_shader_map(ctx, PIPE_SHADER_GEOMETRY, FD_DIRTY_SHADER_TEX,
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                             BIT(FD6_GROUP_GS_TEX));
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   fd_context_add_shader_map(ctx, PIPE_SHADER_FRAGMENT, FD_DIRTY_SHADER_TEX,
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                             BIT(FD6_GROUP_FS_TEX));
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   /* NOTE: scissor enabled bit is part of rasterizer state, but
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    * fd_rasterizer_state_bind() will mark scissor dirty if needed:
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    */
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   fd_context_add_map(ctx, FD_DIRTY_SCISSOR, BIT(FD6_GROUP_SCISSOR));
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   /* Stuff still emit in IB2
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    *
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    * NOTE: viewport state doesn't seem to change frequently, so possibly
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    * move it into FD6_GROUP_RASTERIZER?
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    */
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   fd_context_add_map(
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      ctx, FD_DIRTY_STENCIL_REF | FD_DIRTY_VIEWPORT | FD_DIRTY_RASTERIZER,
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      BIT(FD6_GROUP_NON_GROUP));
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}
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struct pipe_context *
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fd6_context_create(struct pipe_screen *pscreen, void *priv,
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                   unsigned flags) disable_thread_safety_analysis
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{
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   struct fd_screen *screen = fd_screen(pscreen);
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   struct fd6_context *fd6_ctx = CALLOC_STRUCT(fd6_context);
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   struct pipe_context *pctx;
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   if (!fd6_ctx)
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      return NULL;
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   pctx = &fd6_ctx->base.base;
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   pctx->screen = pscreen;
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   fd6_ctx->base.dev = fd_device_ref(screen->dev);
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   fd6_ctx->base.screen = fd_screen(pscreen);
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   fd6_ctx->base.last.key = &fd6_ctx->last_key;
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   pctx->destroy = fd6_context_destroy;
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   pctx->create_blend_state = fd6_blend_state_create;
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   pctx->create_rasterizer_state = fd6_rasterizer_state_create;
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   pctx->create_depth_stencil_alpha_state = fd6_zsa_state_create;
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   pctx->create_vertex_elements_state = fd6_vertex_state_create;
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   fd6_draw_init(pctx);
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   fd6_compute_init(pctx);
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   fd6_gmem_init(pctx);
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   fd6_texture_init(pctx);
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   fd6_prog_init(pctx);
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   fd6_emit_init(pctx);
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   fd6_query_context_init(pctx);
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   setup_state_map(&fd6_ctx->base);
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   pctx = fd_context_init(&fd6_ctx->base, pscreen, primtypes, priv, flags);
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   if (!pctx)
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      return NULL;
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   pctx->set_framebuffer_state = fd6_set_framebuffer_state;
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   /* after fd_context_init() to override set_shader_images() */
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   fd6_image_init(pctx);
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   util_blitter_set_texture_multisample(fd6_ctx->base.blitter, true);
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   pctx->delete_vertex_elements_state = fd6_vertex_state_delete;
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   /* fd_context_init overwrites delete_rasterizer_state, so set this
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    * here. */
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   pctx->delete_rasterizer_state = fd6_rasterizer_state_delete;
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   pctx->delete_blend_state = fd6_blend_state_delete;
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   pctx->delete_depth_stencil_alpha_state = fd6_zsa_state_delete;
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   /* initial sizes for VSC buffers (or rather the per-pipe sizes
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    * which is used to derive entire buffer size:
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    */
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   fd6_ctx->vsc_draw_strm_pitch = 0x440;
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   fd6_ctx->vsc_prim_strm_pitch = 0x1040;
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   fd6_ctx->control_mem =
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      fd_bo_new(screen->dev, 0x1000, 0, "control");
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   memset(fd_bo_map(fd6_ctx->control_mem), 0, sizeof(struct fd6_control));
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   fd_context_setup_common_vbos(&fd6_ctx->base);
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   fd6_blitter_init(pctx);
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   fd6_ctx->border_color_uploader =
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      u_upload_create(pctx, 4096, 0, PIPE_USAGE_STREAM, 0);
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   return fd_context_init_tc(pctx, flags);
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}
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