From e844e1007d3baac09ff2cc78879d6974be18ecaf Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Wed, 16 Sep 2015 22:17:18 -0400 Subject: [PATCH] nv50,nvc0: flush texture cache in presence of coherent bufs This fixes the newly-added arb_texture_buffer_object-bufferstorage piglit test. Signed-off-by: Ilia Mirkin Cc: "11.0" --- src/gallium/drivers/nouveau/nv50/nv50_vbo.c | 19 +++++++++++++++++++ src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c | 20 ++++++++++++++++++++ 2 files changed, 39 insertions(+) diff --git a/src/gallium/drivers/nouveau/nv50/nv50_vbo.c b/src/gallium/drivers/nouveau/nv50/nv50_vbo.c index e798473..f5f4708 100644 --- a/src/gallium/drivers/nouveau/nv50/nv50_vbo.c +++ b/src/gallium/drivers/nouveau/nv50/nv50_vbo.c @@ -768,6 +768,7 @@ nv50_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) { struct nv50_context *nv50 = nv50_context(pipe); struct nouveau_pushbuf *push = nv50->base.pushbuf; + bool tex_dirty = false; int i, s; /* NOTE: caller must ensure that (min_index + index_bias) is >= 0 */ @@ -797,6 +798,9 @@ nv50_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) push->kick_notify = nv50_draw_vbo_kick_notify; + /* TODO: Instead of iterating over all the buffer resources looking for + * coherent buffers, keep track of a context-wide count. + */ for (s = 0; s < 3 && !nv50->cb_dirty; ++s) { uint32_t valid = nv50->constbuf_valid[s]; @@ -824,6 +828,21 @@ nv50_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) nv50->cb_dirty = false; } + for (s = 0; s < 3 && !tex_dirty; ++s) { + for (i = 0; i < nv50->num_textures[s] && !tex_dirty; ++i) { + if (!nv50->textures[s][i] || + nv50->textures[s][i]->texture->target != PIPE_BUFFER) + continue; + if (nv50->textures[s][i]->texture->flags & + PIPE_RESOURCE_FLAG_MAP_COHERENT) + tex_dirty = true; + } + } + if (tex_dirty) { + BEGIN_NV04(push, NV50_3D(TEX_CACHE_CTL), 1); + PUSH_DATA (push, 0x20); + } + if (nv50->vbo_fifo) { nv50_push_vbo(nv50, info); push->kick_notify = nv50_default_kick_notify; diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c b/src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c index 6f9e790..188c7d7 100644 --- a/src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c @@ -899,6 +899,9 @@ nvc0_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) push->kick_notify = nvc0_draw_vbo_kick_notify; + /* TODO: Instead of iterating over all the buffer resources looking for + * coherent buffers, keep track of a context-wide count. + */ for (s = 0; s < 5 && !nvc0->cb_dirty; ++s) { uint32_t valid = nvc0->constbuf_valid[s]; @@ -924,6 +927,23 @@ nvc0_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) nvc0->cb_dirty = false; } + for (s = 0; s < 5; ++s) { + for (int i = 0; i < nvc0->num_textures[s]; ++i) { + struct nv50_tic_entry *tic = nv50_tic_entry(nvc0->textures[s][i]); + struct pipe_resource *res; + if (!tic) + continue; + res = nvc0->textures[s][i]->texture; + if (res->target != PIPE_BUFFER || + !(res->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT)) + continue; + + BEGIN_NVC0(push, NVC0_3D(TEX_CACHE_CTL), 1); + PUSH_DATA (push, (tic->id << 4) | 1); + NOUVEAU_DRV_STAT(&nvc0->screen->base, tex_cache_flush_count, 1); + } + } + if (nvc0->state.vbo_mode) { nvc0_push_vbo(nvc0, info); push->kick_notify = nvc0_default_kick_notify; -- 2.7.4