From 6048be89697fe27e30ef0f45594daba4e896362c Mon Sep 17 00:00:00 2001 From: Jerome Glisse Date: Tue, 21 Sep 2010 14:36:44 -0400 Subject: r600g: directly allocate bo for user buffer Signed-off-by: Jerome Glisse --- src/gallium/drivers/r600/r600.h | 4 +++- src/gallium/drivers/r600/r600_state2.c | 38 ++++++++++++++++++++++++++++++++-- 2 files changed, 39 insertions(+), 3 deletions(-) (limited to 'src/gallium/drivers/r600') diff --git a/src/gallium/drivers/r600/r600.h b/src/gallium/drivers/r600/r600.h index a123eb62e0f..8879efca794 100644 --- a/src/gallium/drivers/r600/r600.h +++ b/src/gallium/drivers/r600/r600.h @@ -192,6 +192,8 @@ struct r600_reloc { }; #pragma pack() +struct radeon_bo; + struct r600_context { struct radeon *radeon; unsigned ngroups; @@ -203,7 +205,7 @@ struct r600_context { unsigned nreloc; unsigned creloc; struct r600_reloc *reloc; - struct radeon_ws_bo **bo; + struct radeon_bo **bo; u32 *pm4; }; diff --git a/src/gallium/drivers/r600/r600_state2.c b/src/gallium/drivers/r600/r600_state2.c index 5269e6db912..36a33760339 100644 --- a/src/gallium/drivers/r600/r600_state2.c +++ b/src/gallium/drivers/r600/r600_state2.c @@ -677,7 +677,7 @@ static void r600_flush2(struct pipe_context *ctx, unsigned flags, struct pipe_fence_handle **fence) { struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx; -#if 0 +#if 1 static int dc = 0; char dname[256]; #endif @@ -2174,11 +2174,44 @@ static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, e } } +struct pipe_resource *r600_buffer_create(struct pipe_screen *screen, + const struct pipe_resource *templ); +struct pipe_resource *r600_user_buffer_create2(struct pipe_screen *screen, + void *ptr, unsigned bytes, + unsigned bind) +{ + struct pipe_resource *resource; + struct r600_resource *rresource; + struct pipe_resource desc; + struct radeon *radeon = (struct radeon *)screen->winsys; + void *rptr; + + desc.screen = screen; + desc.target = PIPE_BUFFER; + desc.format = PIPE_FORMAT_R8_UNORM; + desc.usage = PIPE_USAGE_IMMUTABLE; + desc.bind = bind; + desc.width0 = bytes; + desc.height0 = 1; + desc.depth0 = 1; + desc.flags = 0; + resource = r600_buffer_create(screen, &desc); + if (resource == NULL) { + return NULL; + } + + rresource = (struct r600_resource *)resource; + rptr = radeon_ws_bo_map(radeon, rresource->bo, 0, NULL); + memcpy(rptr, ptr, bytes); + radeon_ws_bo_unmap(radeon, rresource->bo); + + return resource; +} + void r600_init_screen_texture_functions(struct pipe_screen *screen); struct pipe_screen *r600_screen_create2(struct radeon *radeon) { struct r600_screen *rscreen; - enum radeon_family family = r600_get_family(radeon); rscreen = CALLOC_STRUCT(r600_screen); if (rscreen == NULL) { @@ -2197,6 +2230,7 @@ struct pipe_screen *r600_screen_create2(struct radeon *radeon) rscreen->screen.context_create = r600_create_context2; r600_init_screen_texture_functions(&rscreen->screen); r600_init_screen_resource_functions(&rscreen->screen); + rscreen->screen.user_buffer_create = r600_user_buffer_create2; return &rscreen->screen; } -- cgit v1.2.3