/* * Copyright (C) 2009-2010 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" #include "nouveau_fbo.h" #include "nouveau_util.h" #include "nv04_3d.xml.h" #include "nv04_driver.h" static GLboolean texunit_needs_combiners(struct gl_texture_unit *u) { struct gl_texture_object *t = u->_Current; struct gl_texture_image *ti = t->Image[0][t->BaseLevel]; return ti->TexFormat == MESA_FORMAT_A8 || ti->TexFormat == MESA_FORMAT_L8 || u->EnvMode == GL_COMBINE || u->EnvMode == GL_COMBINE4_NV || u->EnvMode == GL_BLEND || u->EnvMode == GL_ADD; } struct nouveau_object * nv04_context_engine(struct gl_context *ctx) { struct nv04_context *nctx = to_nv04_context(ctx); struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw; struct nouveau_pushbuf *push = context_push(ctx); struct nouveau_object *fahrenheit; if ((ctx->Texture.Unit[0]._ReallyEnabled && texunit_needs_combiners(&ctx->Texture.Unit[0])) || ctx->Texture.Unit[1]._ReallyEnabled || ctx->Stencil.Enabled || !(ctx->Color.ColorMask[0][RCOMP] && ctx->Color.ColorMask[0][GCOMP] && ctx->Color.ColorMask[0][BCOMP] && ctx->Color.ColorMask[0][ACOMP])) fahrenheit = hw->eng3dm; else fahrenheit = hw->eng3d; if (fahrenheit != nctx->eng3d) { BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1); PUSH_DATA (push, fahrenheit->handle); nctx->eng3d = fahrenheit; } return fahrenheit; } static void nv04_hwctx_init(struct gl_context *ctx) { struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw; struct nouveau_pushbuf *push = context_push(ctx); struct nv04_fifo *fifo = hw->chan->data; BEGIN_NV04(push, NV01_SUBC(SURF, OBJECT), 1); PUSH_DATA (push, hw->surf3d->handle); BEGIN_NV04(push, NV04_SF3D(DMA_NOTIFY), 3); PUSH_DATA (push, hw->ntfy->handle); PUSH_DATA (push, fifo->vram); PUSH_DATA (push, fifo->vram); BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1); PUSH_DATA (push, hw->eng3d->handle); BEGIN_NV04(push, NV04_TTRI(DMA_NOTIFY), 4); PUSH_DATA (push, hw->ntfy->handle); PUSH_DATA (push, fifo->vram); PUSH_DATA (push, fifo->gart); PUSH_DATA (push, hw->surf3d->handle); BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1); PUSH_DATA (push, hw->eng3dm->handle); BEGIN_NV04(push, NV04_MTRI(DMA_NOTIFY), 4); PUSH_DATA (push, hw->ntfy->handle); PUSH_DATA (push, fifo->vram); PUSH_DATA (push, fifo->gart); PUSH_DATA (push, hw->surf3d->handle); PUSH_KICK (push); } static void init_dummy_texture(struct gl_context *ctx) { struct nouveau_surface *s = &to_nv04_context(ctx)->dummy_texture; nouveau_surface_alloc(ctx, s, SWIZZLED, NOUVEAU_BO_MAP | NOUVEAU_BO_VRAM, MESA_FORMAT_ARGB8888, 1, 1); nouveau_bo_map(s->bo, NOUVEAU_BO_WR, context_client(ctx)); *(uint32_t *)s->bo->map = 0xffffffff; } static void nv04_context_destroy(struct gl_context *ctx) { struct nouveau_context *nctx = to_nouveau_context(ctx); nv04_surface_takedown(ctx); nv04_render_destroy(ctx); nouveau_surface_ref(NULL, &to_nv04_context(ctx)->dummy_texture); nouveau_object_del(&nctx->hw.eng3d); nouveau_object_del(&nctx->hw.eng3dm); nouveau_object_del(&nctx->hw.surf3d); nouveau_context_deinit(ctx); free(ctx); } static struct gl_context * nv04_context_create(struct nouveau_screen *screen, const struct gl_config *visual, struct gl_context *share_ctx) { struct nv04_context *nctx; struct nouveau_hw_state *hw; struct gl_context *ctx; int ret; nctx = CALLOC_STRUCT(nv04_context); if (!nctx) return NULL; ctx = &nctx->base.base; hw = &nctx->base.hw; if (!nouveau_context_init(ctx, screen, visual, share_ctx)) goto fail; /* GL constants. */ ctx->Const.MaxTextureLevels = 11; ctx->Const.MaxTextureCoordUnits = NV04_TEXTURE_UNITS; ctx->Const.FragmentProgram.MaxTextureImageUnits = NV04_TEXTURE_UNITS; ctx->Const.MaxTextureUnits = NV04_TEXTURE_UNITS; ctx->Const.MaxTextureMaxAnisotropy = 2; ctx->Const.MaxTextureLodBias = 15; /* 2D engine. */ ret = nv04_surface_init(ctx); if (!ret) goto fail; /* 3D engine. */ ret = nouveau_object_new(context_chan(ctx), 0xbeef0001, NV04_TEXTURED_TRIANGLE_CLASS, NULL, 0, &hw->eng3d); if (ret) goto fail; ret = nouveau_object_new(context_chan(ctx), 0xbeef0002, NV04_MULTITEX_TRIANGLE_CLASS, NULL, 0, &hw->eng3dm); if (ret) goto fail; ret = nouveau_object_new(context_chan(ctx), 0xbeef0003, NV04_SURFACE_3D_CLASS, NULL, 0, &hw->surf3d); if (ret) goto fail; init_dummy_texture(ctx); nv04_hwctx_init(ctx); nv04_render_init(ctx); return ctx; fail: nv04_context_destroy(ctx); return NULL; } const struct nouveau_driver nv04_driver = { .context_create = nv04_context_create, .context_destroy = nv04_context_destroy, .surface_copy = nv04_surface_copy, .surface_fill = nv04_surface_fill, .emit = (nouveau_state_func[]) { nv04_defer_control, nouveau_emit_nothing, nv04_defer_blend, nv04_defer_blend, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nv04_defer_control, nouveau_emit_nothing, nv04_defer_control, nouveau_emit_nothing, nv04_defer_control, nv04_defer_control, nouveau_emit_nothing, nv04_emit_framebuffer, nv04_defer_blend, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nv04_emit_scissor, nv04_defer_blend, nv04_defer_control, nv04_defer_control, nv04_defer_control, nv04_emit_tex_env, nv04_emit_tex_env, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nv04_emit_tex_obj, nv04_emit_tex_obj, nouveau_emit_nothing, nouveau_emit_nothing, nouveau_emit_nothing, nv04_emit_blend, nv04_emit_control, }, .num_emit = NUM_NV04_STATE, };