diff options
| author | Luca Barbieri <[email protected]> | 2010-04-15 06:57:20 +0200 |
|---|---|---|
| committer | Luca Barbieri <[email protected]> | 2010-04-15 08:13:12 +0200 |
| commit | 42d9f2bb7bc21ff8c1a3fc4b4ceb4d294bccaabe (patch) | |
| tree | a62954222fdc1fed6b62a391a7cbf24b28241f1b /src/gallium/drivers/nvfx/nvfx_screen.c | |
| parent | 18dc0f0b1c9d44e07515f8a45d5292979fc6e98f (diff) | |
nouveau: replace vtxbuf/idxbuf caps with BO_ flags in nouveau_screen and fix uncached reads on nv3x
Faster, simpler and more flexible.
Also, we set those flags properly on nv3x so that we don't allocate buffers in GART.
Since on AGP GART is uncached, OpenGL doesn't distinguish between vertex and index buffers, and we don't support hardware index buffers for now, this caused uncached reads.
Also check bind and not usage for PIPE_BIND_* flags, got broken in the gallium-resources transition.
Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_screen.c')
| -rw-r--r-- | src/gallium/drivers/nvfx/nvfx_screen.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_screen.c b/src/gallium/drivers/nvfx/nvfx_screen.c index 67427594908..04b456d4087 100644 --- a/src/gallium/drivers/nvfx/nvfx_screen.c +++ b/src/gallium/drivers/nvfx/nvfx_screen.c @@ -69,10 +69,6 @@ nvfx_screen_get_param(struct pipe_screen *pscreen, int param) return 0; case PIPE_CAP_BLEND_EQUATION_SEPARATE: return !!screen->is_nv4x; - case NOUVEAU_CAP_HW_VTXBUF: - return !screen->force_swtnl; - case NOUVEAU_CAP_HW_IDXBUF: - return !screen->force_swtnl && screen->eng3d->grclass == NV40TCL; case PIPE_CAP_MAX_COMBINED_SAMPLERS: return 16; case PIPE_CAP_INDEP_BLEND_ENABLE: @@ -287,8 +283,8 @@ static void nv40_screen_init(struct nvfx_screen *screen) OUT_RING(chan, 0x00000001); } -static void -nvfx_screen_init_buffer_functions(struct nvfx_screen* screen) +static unsigned +nvfx_screen_get_vertex_buffer_flags(struct nvfx_screen* screen) { int vram_hack_default = 0; int vram_hack; @@ -314,7 +310,7 @@ nvfx_screen_init_buffer_functions(struct nvfx_screen* screen) } #endif - screen->vertex_buffer_flags = vram_hack ? NOUVEAU_BO_VRAM : NOUVEAU_BO_GART; + return vram_hack ? NOUVEAU_BO_VRAM : NOUVEAU_BO_GART; } struct pipe_screen * @@ -375,8 +371,16 @@ nvfx_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev) screen->force_swtnl = debug_get_bool_option("NOUVEAU_SWTNL", FALSE); + screen->vertex_buffer_reloc_flags = nvfx_screen_get_vertex_buffer_flags(screen); + + /* surely both nv3x and nv44 support index buffers too: find out how and test that */ + if(eng3d_class == NV40TCL) + screen->index_buffer_reloc_flags = screen->vertex_buffer_reloc_flags; + + if(!screen->force_swtnl && screen->vertex_buffer_reloc_flags == screen->index_buffer_reloc_flags) + screen->base.vertex_buffer_flags = screen->base.index_buffer_flags = screen->vertex_buffer_reloc_flags; + nvfx_screen_init_resource_functions(pscreen); - nvfx_screen_init_buffer_functions(screen); ret = nouveau_grobj_alloc(chan, 0xbeef3097, eng3d_class, &screen->eng3d); if (ret) { |