diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_bo_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_bo_state.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_bo_state.c b/src/mesa/drivers/dri/nouveau/nouveau_bo_state.c new file mode 100644 index 0000000000..664632f407 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nouveau_bo_state.c @@ -0,0 +1,184 @@ +/* + * Copyright (C) 2009 Francisco Jerez. + * All Rights Reserved. + * + * 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 (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 NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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. + * + */ + +#include "nouveau_driver.h" +#include "nouveau_context.h" + +static GLboolean +nouveau_bo_marker_emit(GLcontext *ctx, struct nouveau_bo_marker *m, + uint32_t flags) +{ + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_pushbuf *push = chan->pushbuf; + uint32_t packet; + + if (m->gr->bound == NOUVEAU_GROBJ_UNBOUND) + nouveau_grobj_autobind(m->gr); + + if (MARK_RING(chan, 2, 2)) + return GL_FALSE; + + push->remaining -= 2; + packet = (m->gr->subc << 13) | (1 << 18) | m->mthd; + + if (flags) { + if (nouveau_pushbuf_emit_reloc(chan, push->cur++, m->bo, + packet, 0, flags | + (m->flags & (NOUVEAU_BO_VRAM | + NOUVEAU_BO_GART | + NOUVEAU_BO_RDWR)), + 0, 0)) + goto fail; + } else { + *(push->cur++) = packet; + } + + if (nouveau_pushbuf_emit_reloc(chan, push->cur++, m->bo, m->data, + m->data2, flags | m->flags, + m->vor, m->tor)) + goto fail; + + return GL_TRUE; + +fail: + MARK_UNDO(chan); + return GL_FALSE; +} + +static GLboolean +nouveau_bo_context_grow(struct nouveau_bo_context *bctx) +{ + struct nouveau_bo_marker *marker = bctx->marker; + int allocated = bctx->allocated + 1; + + marker = realloc(marker, allocated * sizeof(struct nouveau_bo_marker)); + if (!marker) + return GL_FALSE; + + bctx->marker = marker; + bctx->allocated = allocated; + + return GL_TRUE; +} + +GLboolean +nouveau_bo_mark(struct nouveau_bo_context *bctx, struct nouveau_grobj *gr, + uint32_t mthd, struct nouveau_bo *bo, + uint32_t data, uint32_t data2, uint32_t vor, uint32_t tor, + uint32_t flags) +{ + struct nouveau_bo_state *s = &to_nouveau_context(bctx->ctx)->bo; + struct nouveau_bo_marker *m; + + if (bctx->count == bctx->allocated) { + if (!nouveau_bo_context_grow(bctx)) + goto fail; + } + + m = &bctx->marker[bctx->count]; + + *m = (struct nouveau_bo_marker) { + .gr = gr, + .mthd = mthd, + .data = data, + .data2 = data2, + .vor = vor, + .tor = tor, + .flags = flags, + }; + nouveau_bo_ref(bo, &m->bo); + + s->count++; + bctx->count++; + + if (!nouveau_bo_marker_emit(bctx->ctx, m, 0)) + goto fail; + + return GL_TRUE; + +fail: + nouveau_bo_context_reset(bctx); + return GL_FALSE; +} + +void +nouveau_bo_context_reset(struct nouveau_bo_context *bctx) +{ + struct nouveau_bo_state *s = &to_nouveau_context(bctx->ctx)->bo; + int i; + + for (i = 0; i < bctx->count; i++) + nouveau_bo_ref(NULL, &bctx->marker[i].bo); + + s->count -= bctx->count; + bctx->count = 0; +} + +GLboolean +nouveau_bo_state_emit(GLcontext *ctx) +{ + struct nouveau_bo_state *s = &to_nouveau_context(ctx)->bo; + int i, j; + + for (i = 0; i < NUM_NOUVEAU_BO_CONTEXT; i++) { + struct nouveau_bo_context *bctx = &s->context[i]; + + for (j = 0; j < bctx->count; j++) { + if (!nouveau_bo_marker_emit(ctx, &bctx->marker[j], + NOUVEAU_BO_DUMMY)) + return GL_FALSE; + } + } + + return GL_TRUE; +} + +void +nouveau_bo_state_init(GLcontext *ctx) +{ + struct nouveau_bo_state *s = &to_nouveau_context(ctx)->bo; + int i; + + for (i = 0; i < NUM_NOUVEAU_BO_CONTEXT; i++) + s->context[i].ctx = ctx; +} + +void +nouveau_bo_state_destroy(GLcontext *ctx) +{ + struct nouveau_bo_state *s = &to_nouveau_context(ctx)->bo; + int i, j; + + for (i = 0; i < NUM_NOUVEAU_BO_CONTEXT; i++) { + struct nouveau_bo_context *bctx = &s->context[i]; + + for (j = 0; j < bctx->count; j++) + nouveau_bo_ref(NULL, &bctx->marker[j].bo); + + if (bctx->marker) + free(bctx->marker); + } +} |