dri/nouveau: Some multithreaded rendering fixes.

1 files changed, 187 insertions, 15 deletions

diff --git a/src/mesa/drivers/dri/nouveau/nv04_context.c b/src/mesa/drivers/dri/nouveau/nv04_context.c
index 5548286a73e..1056171342c 100644
--- a/src/mesa/drivers/dri/nouveau/nv04_context.c
+++ b/src/mesa/drivers/dri/nouveau/nv04_context.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2009 Francisco Jerez.
+ * Copyright (C) 2009-2010 Francisco Jerez.
  * All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining
@@ -35,16 +35,16 @@ struct nouveau_grobj *
 nv04_context_engine(GLcontext *ctx)
 {
 	struct nv04_context *nctx = to_nv04_context(ctx);
-	struct nouveau_screen *screen = nctx->base.screen;
+	struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
 	struct nouveau_grobj *fahrenheit;
 
 	if (ctx->Texture.Unit[0].EnvMode == GL_COMBINE ||
 	    ctx->Texture.Unit[0].EnvMode == GL_BLEND ||
 	    ctx->Texture.Unit[1]._ReallyEnabled ||
 	    ctx->Stencil.Enabled)
-		fahrenheit = screen->eng3dm;
+		fahrenheit = hw->eng3dm;
 	else
-		fahrenheit = screen->eng3d;
+		fahrenheit = hw->eng3d;
 
 	if (fahrenheit != nctx->eng3d) {
 		nctx->eng3d = fahrenheit;
@@ -69,6 +69,57 @@ nv04_context_engine(GLcontext *ctx)
 }
 
 static void
+nv04_channel_flush_notify(struct nouveau_channel *chan)
+{
+	struct nouveau_context *nctx = chan->user_private;
+	GLcontext *ctx = &nctx->base;
+
+	if (nctx->fallback < SWRAST && ctx->DrawBuffer) {
+		GLcontext *ctx = &nctx->base;
+
+		/* Flushing seems to clobber the engine context. */
+		context_dirty_i(ctx, TEX_OBJ, 0);
+		context_dirty_i(ctx, TEX_OBJ, 1);
+		context_dirty_i(ctx, TEX_ENV, 0);
+		context_dirty_i(ctx, TEX_ENV, 1);
+		context_dirty(ctx, CONTROL);
+		context_dirty(ctx, BLEND);
+
+		nouveau_state_emit(ctx);
+	}
+}
+
+static void
+nv04_hwctx_init(GLcontext *ctx)
+{
+	struct nouveau_channel *chan = context_chan(ctx);
+	struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
+	struct nouveau_grobj *surf3d = hw->surf3d;
+	struct nouveau_grobj *eng3d = hw->eng3d;
+	struct nouveau_grobj *eng3dm = hw->eng3dm;
+
+	BIND_RING(chan, surf3d, 7);
+	BEGIN_RING(chan, surf3d, NV04_CONTEXT_SURFACES_3D_DMA_NOTIFY, 3);
+	OUT_RING(chan, hw->ntfy->handle);
+	OUT_RING(chan, chan->vram->handle);
+	OUT_RING(chan, chan->vram->handle);
+
+	BEGIN_RING(chan, eng3d, NV04_TEXTURED_TRIANGLE_DMA_NOTIFY, 4);
+	OUT_RING(chan, hw->ntfy->handle);
+	OUT_RING(chan, chan->vram->handle);
+	OUT_RING(chan, chan->gart->handle);
+	OUT_RING(chan, surf3d->handle);
+
+	BEGIN_RING(chan, eng3dm, NV04_MULTITEX_TRIANGLE_DMA_NOTIFY, 4);
+	OUT_RING(chan, hw->ntfy->handle);
+	OUT_RING(chan, chan->vram->handle);
+	OUT_RING(chan, chan->gart->handle);
+	OUT_RING(chan, surf3d->handle);
+
+	FIRE_RING(chan);
+}
+
+static void
 init_dummy_texture(GLcontext *ctx)
 {
 	struct nouveau_surface *s = &to_nv04_context(ctx)->dummy_texture;
@@ -82,37 +133,158 @@ init_dummy_texture(GLcontext *ctx)
 	nouveau_bo_unmap(s->bo);
 }
 
-GLcontext *
+static void
+nv04_context_destroy(GLcontext *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_grobj_free(&nctx->hw.eng3d);
+	nouveau_grobj_free(&nctx->hw.eng3dm);
+	nouveau_grobj_free(&nctx->hw.surf3d);
+
+	nouveau_context_deinit(ctx);
+	FREE(ctx);
+}
+
+static GLcontext *
 nv04_context_create(struct nouveau_screen *screen, const GLvisual *visual,
 		    GLcontext *share_ctx)
 {
 	struct nv04_context *nctx;
+	struct nouveau_hw_state *hw;
 	GLcontext *ctx;
+	int ret;
 
 	nctx = CALLOC_STRUCT(nv04_context);
 	if (!nctx)
 		return NULL;
 
 	ctx = &nctx->base.base;
-	nouveau_context_init(ctx, screen, visual, share_ctx);
+	hw = &nctx->base.hw;
+
+	if (!nouveau_context_init(ctx, screen, visual, share_ctx))
+		goto fail;
 
+	hw->chan->flush_notify = nv04_channel_flush_notify;
+
+	/* GL constants. */
 	ctx->Const.MaxTextureCoordUnits = NV04_TEXTURE_UNITS;
 	ctx->Const.MaxTextureImageUnits = NV04_TEXTURE_UNITS;
 	ctx->Const.MaxTextureUnits = NV04_TEXTURE_UNITS;
 	ctx->Const.MaxTextureMaxAnisotropy = 2;
 	ctx->Const.MaxTextureLodBias = 15;
 
-	init_dummy_texture(ctx);
+	/* 2D engine. */
+	ret = nv04_surface_init(ctx);
+	if (!ret)
+		goto fail;
+
+	/* 3D engine. */
+	ret = nouveau_grobj_alloc(context_chan(ctx), 0xbeef0001,
+				  NV04_TEXTURED_TRIANGLE, &hw->eng3d);
+	if (ret)
+		goto fail;
+
+	ret = nouveau_grobj_alloc(context_chan(ctx), 0xbeef0002,
+				  NV04_MULTITEX_TRIANGLE, &hw->eng3dm);
+	if (ret)
+		goto fail;
+
+	ret = nouveau_grobj_alloc(context_chan(ctx), 0xbeef0003,
+				  NV04_CONTEXT_SURFACES_3D, &hw->surf3d);
+	if (ret)
+		goto fail;
+
+	nv04_hwctx_init(ctx);
 	nv04_render_init(ctx);
+	init_dummy_texture(ctx);
 
 	return ctx;
-}
-
-void
-nv04_context_destroy(GLcontext *ctx)
-{
-	nv04_render_destroy(ctx);
-	nouveau_surface_ref(NULL, &to_nv04_context(ctx)->dummy_texture);
 
-	FREE(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,
+		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,
+		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,
+};