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turnip: support indirect draw

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Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3976>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3976>
This commit is contained in:
Hyunjun Ko
2020-02-25 06:35:01 +00:00
committed by Marge Bot
parent a933934efb
commit 3199b8b9e7
1 changed files with 49 additions and 6 deletions
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src/freedreno/vulkan/tu_cmd_buffer.c
+49 -6
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@@ -3632,6 +3632,51 @@ tu6_bind_draw_states(struct tu_cmd_buffer *cmd,
return VK_SUCCESS;
}
static void
tu6_emit_draw_indirect(struct tu_cmd_buffer *cmd,
struct tu_cs *cs,
const struct tu_draw_info *draw)
{
const enum pc_di_primtype primtype = cmd->state.pipeline->ia.primtype;
tu_cs_emit_regs(cs,
A6XX_VFD_INDEX_OFFSET(draw->vertex_offset),
A6XX_VFD_INSTANCE_START_OFFSET(draw->first_instance));
if (draw->indexed) {
const enum a4xx_index_size index_size =
tu6_index_size(cmd->state.index_type);
const uint32_t index_bytes =
(cmd->state.index_type == VK_INDEX_TYPE_UINT32) ? 4 : 2;
const struct tu_buffer *index_buf = cmd->state.index_buffer;
unsigned max_indicies =
(index_buf->size - cmd->state.index_offset) / index_bytes;
const uint32_t cp_draw_indx =
CP_DRAW_INDX_OFFSET_0_PRIM_TYPE(primtype) |
CP_DRAW_INDX_OFFSET_0_SOURCE_SELECT(DI_SRC_SEL_DMA) |
CP_DRAW_INDX_OFFSET_0_INDEX_SIZE(index_size) |
CP_DRAW_INDX_OFFSET_0_VIS_CULL(USE_VISIBILITY) | 0x2000;
tu_cs_emit_pkt7(cs, CP_DRAW_INDX_INDIRECT, 6);
tu_cs_emit(cs, cp_draw_indx);
tu_cs_emit_qw(cs, index_buf->bo->iova + cmd->state.index_offset);
tu_cs_emit(cs, A5XX_CP_DRAW_INDX_INDIRECT_3_MAX_INDICES(max_indicies));
tu_cs_emit_qw(cs, draw->indirect->bo->iova + draw->indirect_offset);
} else {
const uint32_t cp_draw_indx =
CP_DRAW_INDX_OFFSET_0_PRIM_TYPE(primtype) |
CP_DRAW_INDX_OFFSET_0_SOURCE_SELECT(DI_SRC_SEL_AUTO_INDEX) |
CP_DRAW_INDX_OFFSET_0_VIS_CULL(USE_VISIBILITY) | 0x2000;
tu_cs_emit_pkt7(cs, CP_DRAW_INDIRECT, 3);
tu_cs_emit(cs, cp_draw_indx);
tu_cs_emit_qw(cs, draw->indirect->bo->iova + draw->indirect_offset);
}
tu_bo_list_add(&cmd->bo_list, draw->indirect->bo, MSM_SUBMIT_BO_READ);
}
static void
tu6_emit_draw_direct(struct tu_cmd_buffer *cmd,
struct tu_cs *cs,
@@ -3693,12 +3738,10 @@ tu_draw(struct tu_cmd_buffer *cmd, const struct tu_draw_info *draw)
return;
}
if (draw->indirect) {
tu_finishme("indirect draw");
return;
}
tu6_emit_draw_direct(cmd, cs, draw);
if (draw->indirect)
tu6_emit_draw_indirect(cmd, cs, draw);
else
tu6_emit_draw_direct(cmd, cs, draw);
cmd->wait_for_idle = true;