| /* |
| * 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; |
| |
| 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; |
| } |