/* * Copyright 2011 Nouveau 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, sublicense, * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS 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: Christoph Bumiller */ #define NVC0_PUSH_EXPLICIT_SPACE_CHECKING #include "nvc0_context.h" #include "nouveau/nv_object.xml.h" #define NVC0_QUERY_STATE_READY 0 #define NVC0_QUERY_STATE_ACTIVE 1 #define NVC0_QUERY_STATE_ENDED 2 #define NVC0_QUERY_STATE_FLUSHED 3 struct nvc0_query { uint32_t *data; uint16_t type; uint16_t index; uint32_t sequence; struct nouveau_bo *bo; uint32_t base; uint32_t offset; /* base + i * rotate */ uint8_t state; boolean is64bit; uint8_t rotate; int nesting; /* only used for occlusion queries */ struct nouveau_mm_allocation *mm; }; #define NVC0_QUERY_ALLOC_SPACE 256 static INLINE struct nvc0_query * nvc0_query(struct pipe_query *pipe) { return (struct nvc0_query *)pipe; } static boolean nvc0_query_allocate(struct nvc0_context *nvc0, struct nvc0_query *q, int size) { struct nvc0_screen *screen = nvc0->screen; int ret; if (q->bo) { nouveau_bo_ref(NULL, &q->bo); if (q->mm) { if (q->state == NVC0_QUERY_STATE_READY) nouveau_mm_free(q->mm); else nouveau_fence_work(screen->base.fence.current, nouveau_mm_free_work, q->mm); } } if (size) { q->mm = nouveau_mm_allocate(screen->base.mm_GART, size, &q->bo, &q->base); if (!q->bo) return FALSE; q->offset = q->base; ret = nouveau_bo_map(q->bo, 0, screen->base.client); if (ret) { nvc0_query_allocate(nvc0, q, 0); return FALSE; } q->data = (uint32_t *)((uint8_t *)q->bo->map + q->base); } return TRUE; } static void nvc0_query_destroy(struct pipe_context *pipe, struct pipe_query *pq) { nvc0_query_allocate(nvc0_context(pipe), nvc0_query(pq), 0); FREE(nvc0_query(pq)); } static struct pipe_query * nvc0_query_create(struct pipe_context *pipe, unsigned type) { struct nvc0_context *nvc0 = nvc0_context(pipe); struct nvc0_query *q; unsigned space = NVC0_QUERY_ALLOC_SPACE; q = CALLOC_STRUCT(nvc0_query); if (!q) return NULL; switch (type) { case PIPE_QUERY_OCCLUSION_COUNTER: case PIPE_QUERY_OCCLUSION_PREDICATE: q->rotate = 32; space = NVC0_QUERY_ALLOC_SPACE; break; case PIPE_QUERY_PIPELINE_STATISTICS: q->is64bit = TRUE; space = 512; break; case PIPE_QUERY_SO_STATISTICS: case PIPE_QUERY_SO_OVERFLOW_PREDICATE: q->is64bit = TRUE; space = 64; break; case PIPE_QUERY_TIME_ELAPSED: case PIPE_QUERY_TIMESTAMP: case PIPE_QUERY_TIMESTAMP_DISJOINT: case PIPE_QUERY_GPU_FINISHED: case PIPE_QUERY_PRIMITIVES_GENERATED: case PIPE_QUERY_PRIMITIVES_EMITTED: space = 32; break; case NVC0_QUERY_TFB_BUFFER_OFFSET: space = 16; break; default: FREE(q); return NULL; } if (!nvc0_query_allocate(nvc0, q, space)) { FREE(q); return NULL; } q->type = type; if (q->rotate) { /* we advance before query_begin ! */ q->offset -= q->rotate; q->data -= q->rotate / sizeof(*q->data); } else if (!q->is64bit) q->data[0] = 0; /* initialize sequence */ return (struct pipe_query *)q; } static void nvc0_query_get(struct nouveau_pushbuf *push, struct nvc0_query *q, unsigned offset, uint32_t get) { offset += q->offset; PUSH_SPACE(push, 5); PUSH_REFN (push, q->bo, NOUVEAU_BO_GART | NOUVEAU_BO_WR); BEGIN_NVC0(push, NVC0_3D(QUERY_ADDRESS_HIGH), 4); PUSH_DATAh(push, q->bo->offset + offset); PUSH_DATA (push, q->bo->offset + offset); PUSH_DATA (push, q->sequence); PUSH_DATA (push, get); } static void nvc0_query_rotate(struct nvc0_context *nvc0, struct nvc0_query *q) { q->offset += q->rotate; q->data += q->rotate / sizeof(*q->data); if (q->offset - q->base == NVC0_QUERY_ALLOC_SPACE) nvc0_query_allocate(nvc0, q, NVC0_QUERY_ALLOC_SPACE); } static void nvc0_query_begin(struct pipe_context *pipe, struct pipe_query *pq) { struct nvc0_context *nvc0 = nvc0_context(pipe); struct nouveau_pushbuf *push = nvc0->base.pushbuf; struct nvc0_query *q = nvc0_query(pq); /* For occlusion queries we have to change the storage, because a previous * query might set the initial render conition to FALSE even *after* we re- * initialized it to TRUE. */ if (q->rotate) { nvc0_query_rotate(nvc0, q); /* XXX: can we do this with the GPU, and sync with respect to a previous * query ? */ q->data[0] = q->sequence; /* initialize sequence */ q->data[1] = 1; /* initial render condition = TRUE */ q->data[4] = q->sequence + 1; /* for comparison COND_MODE */ q->data[5] = 0; } q->sequence++; switch (q->type) { case PIPE_QUERY_OCCLUSION_COUNTER: case PIPE_QUERY_OCCLUSION_PREDICATE: q->nesting = nvc0->screen->num_occlusion_queries_active++; if (q->nesting) { nvc0_query_get(push, q, 0x10, 0x0100f002); } else { PUSH_SPACE(push, 3); BEGIN_NVC0(push, NVC0_3D(COUNTER_RESET), 1); PUSH_DATA (push, NVC0_3D_COUNTER_RESET_SAMPLECNT); IMMED_NVC0(push, NVC0_3D(SAMPLECNT_ENABLE), 1); } break; case PIPE_QUERY_PRIMITIVES_GENERATED: nvc0_query_get(push, q, 0x10, 0x06805002 | (q->index << 5)); break; case PIPE_QUERY_PRIMITIVES_EMITTED: nvc0_query_get(push, q, 0x10, 0x05805002 | (q->index << 5)); break; case PIPE_QUERY_SO_STATISTICS: nvc0_query_get(push, q, 0x20, 0x05805002 | (q->index << 5)); nvc0_query_get(push, q, 0x30, 0x06805002 | (q->index << 5)); break; case PIPE_QUERY_SO_OVERFLOW_PREDICATE: nvc0_query_get(push, q, 0x10, 0x03005002 | (q->index << 5)); break; case PIPE_QUERY_TIMESTAMP_DISJOINT: case PIPE_QUERY_TIME_ELAPSED: nvc0_query_get(push, q, 0x10, 0x00005002); break; case PIPE_QUERY_PIPELINE_STATISTICS: nvc0_query_get(push, q, 0xc0 + 0x00, 0x00801002); /* VFETCH, VERTICES */ nvc0_query_get(push, q, 0xc0 + 0x10, 0x01801002); /* VFETCH, PRIMS */ nvc0_query_get(push, q, 0xc0 + 0x20, 0x02802002); /* VP, LAUNCHES */ nvc0_query_get(push, q, 0xc0 + 0x30, 0x03806002); /* GP, LAUNCHES */ nvc0_query_get(push, q, 0xc0 + 0x40, 0x04806002); /* GP, PRIMS_OUT */ nvc0_query_get(push, q, 0xc0 + 0x50, 0x07804002); /* RAST, PRIMS_IN */ nvc0_query_get(push, q, 0xc0 + 0x60, 0x08804002); /* RAST, PRIMS_OUT */ nvc0_query_get(push, q, 0xc0 + 0x70, 0x0980a002); /* ROP, PIXELS */ nvc0_query_get(push, q, 0xc0 + 0x80, 0x0d808002); /* TCP, LAUNCHES */ nvc0_query_get(push, q, 0xc0 + 0x90, 0x0e809002); /* TEP, LAUNCHES */ break; default: break; } q->state = NVC0_QUERY_STATE_ACTIVE; } static void nvc0_query_end(struct pipe_context *pipe, struct pipe_query *pq) { struct nvc0_context *nvc0 = nvc0_context(pipe); struct nouveau_pushbuf *push = nvc0->base.pushbuf; struct nvc0_query *q = nvc0_query(pq); if (q->state != NVC0_QUERY_STATE_ACTIVE) { /* some queries don't require 'begin' to be called (e.g. GPU_FINISHED) */ if (q->rotate) nvc0_query_rotate(nvc0, q); q->sequence++; } q->state = NVC0_QUERY_STATE_ENDED; switch (q->type) { case PIPE_QUERY_OCCLUSION_COUNTER: case PIPE_QUERY_OCCLUSION_PREDICATE: nvc0_query_get(push, q, 0, 0x0100f002); if (--nvc0->screen->num_occlusion_queries_active == 0) { PUSH_SPACE(push, 1); IMMED_NVC0(push, NVC0_3D(SAMPLECNT_ENABLE), 0); } break; case PIPE_QUERY_PRIMITIVES_GENERATED: nvc0_query_get(push, q, 0, 0x06805002 | (q->index << 5)); break; case PIPE_QUERY_PRIMITIVES_EMITTED: nvc0_query_get(push, q, 0, 0x05805002 | (q->index << 5)); break; case PIPE_QUERY_SO_STATISTICS: nvc0_query_get(push, q, 0x00, 0x05805002 | (q->index << 5)); nvc0_query_get(push, q, 0x10, 0x06805002 | (q->index << 5)); break; case PIPE_QUERY_SO_OVERFLOW_PREDICATE: /* TODO: How do we sum over all streams for render condition ? */ /* PRIMS_DROPPED doesn't write sequence, use a ZERO query to sync on */ nvc0_query_get(push, q, 0x00, 0x03005002 | (q->index << 5)); nvc0_query_get(push, q, 0x20, 0x00005002); break; case PIPE_QUERY_TIMESTAMP: case PIPE_QUERY_TIMESTAMP_DISJOINT: case PIPE_QUERY_TIME_ELAPSED: nvc0_query_get(push, q, 0, 0x00005002); break; case PIPE_QUERY_GPU_FINISHED: nvc0_query_get(push, q, 0, 0x1000f010); break; case PIPE_QUERY_PIPELINE_STATISTICS: nvc0_query_get(push, q, 0x00, 0x00801002); /* VFETCH, VERTICES */ nvc0_query_get(push, q, 0x10, 0x01801002); /* VFETCH, PRIMS */ nvc0_query_get(push, q, 0x20, 0x02802002); /* VP, LAUNCHES */ nvc0_query_get(push, q, 0x30, 0x03806002); /* GP, LAUNCHES */ nvc0_query_get(push, q, 0x40, 0x04806002); /* GP, PRIMS_OUT */ nvc0_query_get(push, q, 0x50, 0x07804002); /* RAST, PRIMS_IN */ nvc0_query_get(push, q, 0x60, 0x08804002); /* RAST, PRIMS_OUT */ nvc0_query_get(push, q, 0x70, 0x0980a002); /* ROP, PIXELS */ nvc0_query_get(push, q, 0x80, 0x0d808002); /* TCP, LAUNCHES */ nvc0_query_get(push, q, 0x90, 0x0e809002); /* TEP, LAUNCHES */ break; case NVC0_QUERY_TFB_BUFFER_OFFSET: /* indexed by TFB buffer instead of by vertex stream */ nvc0_query_get(push, q, 0x00, 0x0d005002 | (q->index << 5)); break; default: assert(0); break; } } static INLINE void nvc0_query_update(struct nouveau_client *cli, struct nvc0_query *q) { if (q->is64bit) { if (!nouveau_bo_map(q->bo, NOUVEAU_BO_RD | NOUVEAU_BO_NOBLOCK, cli)) q->state = NVC0_QUERY_STATE_READY; } else { if (q->data[0] == q->sequence) q->state = NVC0_QUERY_STATE_READY; } } static boolean nvc0_query_result(struct pipe_context *pipe, struct pipe_query *pq, boolean wait, union pipe_query_result *result) { struct nvc0_context *nvc0 = nvc0_context(pipe); struct nvc0_query *q = nvc0_query(pq); uint64_t *res64 = (uint64_t*)result; uint32_t *res32 = (uint32_t*)result; boolean *res8 = (boolean*)result; uint64_t *data64 = (uint64_t *)q->data; unsigned i; if (q->state != NVC0_QUERY_STATE_READY) nvc0_query_update(nvc0->screen->base.client, q); if (q->state != NVC0_QUERY_STATE_READY) { if (!wait) { if (q->state != NVC0_QUERY_STATE_FLUSHED) { q->state = NVC0_QUERY_STATE_FLUSHED; /* flush for silly apps that spin on GL_QUERY_RESULT_AVAILABLE */ PUSH_KICK(nvc0->base.pushbuf); } return FALSE; } if (nouveau_bo_wait(q->bo, NOUVEAU_BO_RD, nvc0->screen->base.client)) return FALSE; } q->state = NVC0_QUERY_STATE_READY; switch (q->type) { case PIPE_QUERY_GPU_FINISHED: res8[0] = TRUE; break; case PIPE_QUERY_OCCLUSION_COUNTER: /* u32 sequence, u32 count, u64 time */ res64[0] = q->data[1] - q->data[5]; break; case PIPE_QUERY_OCCLUSION_PREDICATE: res8[0] = q->data[1] != q->data[5]; break; case PIPE_QUERY_PRIMITIVES_GENERATED: /* u64 count, u64 time */ case PIPE_QUERY_PRIMITIVES_EMITTED: /* u64 count, u64 time */ res64[0] = data64[0] - data64[2]; break; case PIPE_QUERY_SO_STATISTICS: res64[0] = data64[0] - data64[4]; res64[1] = data64[2] - data64[6]; break; case PIPE_QUERY_SO_OVERFLOW_PREDICATE: res8[0] = data64[0] != data64[2]; break; case PIPE_QUERY_TIMESTAMP: res64[0] = data64[1]; break; case PIPE_QUERY_TIMESTAMP_DISJOINT: /* u32 sequence, u32 0, u64 time */ res64[0] = 1000000000; res8[8] = (data64[1] == data64[3]) ? FALSE : TRUE; break; case PIPE_QUERY_TIME_ELAPSED: res64[0] = data64[1] - data64[3]; break; case PIPE_QUERY_PIPELINE_STATISTICS: for (i = 0; i < 10; ++i) res64[i] = data64[i * 2] - data64[24 + i * 2]; break; case NVC0_QUERY_TFB_BUFFER_OFFSET: res32[0] = q->data[1]; break; default: return FALSE; } return TRUE; } void nvc0_query_fifo_wait(struct nouveau_pushbuf *push, struct pipe_query *pq) { struct nvc0_query *q = nvc0_query(pq); unsigned offset = q->offset; if (q->type == PIPE_QUERY_SO_OVERFLOW_PREDICATE) offset += 0x20; PUSH_SPACE(push, 5); PUSH_REFN (push, q->bo, NOUVEAU_BO_GART | NOUVEAU_BO_RD); BEGIN_NVC0(push, SUBC_3D(NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH), 4); PUSH_DATAh(push, q->bo->offset + offset); PUSH_DATA (push, q->bo->offset + offset); PUSH_DATA (push, q->sequence); PUSH_DATA (push, (1 << 12) | NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL); } static void nvc0_render_condition(struct pipe_context *pipe, struct pipe_query *pq, uint mode) { struct nvc0_context *nvc0 = nvc0_context(pipe); struct nouveau_pushbuf *push = nvc0->base.pushbuf; struct nvc0_query *q; uint32_t cond; boolean negated = FALSE; boolean wait = mode != PIPE_RENDER_COND_NO_WAIT && mode != PIPE_RENDER_COND_BY_REGION_NO_WAIT; nvc0->cond_query = pq; nvc0->cond_mode = mode; if (!pq) { PUSH_SPACE(push, 1); IMMED_NVC0(push, NVC0_3D(COND_MODE), NVC0_3D_COND_MODE_ALWAYS); return; } q = nvc0_query(pq); /* NOTE: comparison of 2 queries only works if both have completed */ switch (q->type) { case PIPE_QUERY_SO_OVERFLOW_PREDICATE: cond = negated ? NVC0_3D_COND_MODE_EQUAL : NVC0_3D_COND_MODE_NOT_EQUAL; wait = TRUE; break; case PIPE_QUERY_OCCLUSION_COUNTER: case PIPE_QUERY_OCCLUSION_PREDICATE: if (likely(!negated)) { if (unlikely(q->nesting)) cond = wait ? NVC0_3D_COND_MODE_NOT_EQUAL : NVC0_3D_COND_MODE_ALWAYS; else cond = NVC0_3D_COND_MODE_RES_NON_ZERO; } else { cond = wait ? NVC0_3D_COND_MODE_EQUAL : NVC0_3D_COND_MODE_ALWAYS; } break; default: assert(!"render condition query not a predicate"); mode = NVC0_3D_COND_MODE_ALWAYS; break; } if (wait) nvc0_query_fifo_wait(push, pq); PUSH_SPACE(push, 4); PUSH_REFN (push, q->bo, NOUVEAU_BO_GART | NOUVEAU_BO_RD); BEGIN_NVC0(push, NVC0_3D(COND_ADDRESS_HIGH), 3); PUSH_DATAh(push, q->bo->offset + q->offset); PUSH_DATA (push, q->bo->offset + q->offset); PUSH_DATA (push, cond); } void nvc0_query_pushbuf_submit(struct nouveau_pushbuf *push, struct pipe_query *pq, unsigned result_offset) { struct nvc0_query *q = nvc0_query(pq); #define NVC0_IB_ENTRY_1_NO_PREFETCH (1 << (31 - 8)) nouveau_pushbuf_space(push, 0, 0, 1); nouveau_pushbuf_data(push, q->bo, q->offset + result_offset, 4 | NVC0_IB_ENTRY_1_NO_PREFETCH); } void nvc0_so_target_save_offset(struct pipe_context *pipe, struct pipe_stream_output_target *ptarg, unsigned index, boolean *serialize) { struct nvc0_so_target *targ = nvc0_so_target(ptarg); if (*serialize) { *serialize = FALSE; PUSH_SPACE(nvc0_context(pipe)->base.pushbuf, 1); IMMED_NVC0(nvc0_context(pipe)->base.pushbuf, NVC0_3D(SERIALIZE), 0); } nvc0_query(targ->pq)->index = index; nvc0_query_end(pipe, targ->pq); } void nvc0_init_query_functions(struct nvc0_context *nvc0) { struct pipe_context *pipe = &nvc0->base.pipe; pipe->create_query = nvc0_query_create; pipe->destroy_query = nvc0_query_destroy; pipe->begin_query = nvc0_query_begin; pipe->end_query = nvc0_query_end; pipe->get_query_result = nvc0_query_result; pipe->render_condition = nvc0_render_condition; }