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r600g: Use a RAT buffer as the backing bo for the compute memory pool

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This commit is contained in:
Tom Stellard
2012-09-13 17:03:41 +00:00
parent 5cd1c65dc1
commit eacca90f43
2 changed files with 6 additions and 34 deletions
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src/gallium/drivers/r600/compute_memory_pool.c
+4 -33
View File
@@ -42,35 +42,6 @@
#include "evergreen_compute_internal.h"
#include <inttypes.h>
static struct r600_texture * create_pool_texture(struct r600_screen * screen,
unsigned size_in_dw)
{
struct pipe_resource templ;
struct r600_texture * tex;
if (size_in_dw == 0) {
return NULL;
}
memset(&templ, 0, sizeof(templ));
templ.target = PIPE_TEXTURE_1D;
templ.format = PIPE_FORMAT_R32_UINT;
templ.bind = PIPE_BIND_CUSTOM;
templ.usage = PIPE_USAGE_IMMUTABLE;
templ.flags = 0;
templ.width0 = size_in_dw;
templ.height0 = 1;
templ.depth0 = 1;
templ.array_size = 1;
tex = (struct r600_texture *)r600_texture_create(
&screen->screen, &templ);
/* XXX: Propagate this error */
assert(tex && "Out of memory");
tex->is_rat = 1;
return tex;
}
/**
* Creates a new pool
*/
@@ -99,8 +70,8 @@ static void compute_memory_pool_init(struct compute_memory_pool * pool,
*/
pool->next_id = 1;
pool->size_in_dw = initial_size_in_dw;
pool->bo = (struct r600_resource*)create_pool_texture(pool->screen,
pool->size_in_dw);
pool->bo = (struct r600_resource*)r600_compute_buffer_alloc_vram(pool->screen,
pool->size_in_dw * 4);
}
/**
@@ -216,9 +187,9 @@ void compute_memory_grow_pool(struct compute_memory_pool* pool,
pool->screen->screen.resource_destroy(
(struct pipe_screen *)pool->screen,
(struct pipe_resource *)pool->bo);
pool->bo = (struct r600_resource*)create_pool_texture(
pool->bo = (struct r600_resource*)r600_compute_buffer_alloc_vram(
pool->screen,
pool->size_in_dw);
pool->size_in_dw * 4);
compute_memory_shadow(pool, pipe, 0);
}
}
src/gallium/drivers/r600/evergreen_compute_internal.c
+2 -1
View File
@@ -295,7 +295,8 @@ void evergreen_set_rat(
surf = (struct r600_surface*)pipe->ctx->framebuffer.state.cbufs[id];
evergreen_init_color_surface(rctx, surf);
struct radeon_surface *rsurf = &((struct r600_texture*)surf->base.texture)->surface;
evergreen_init_color_surface_rat(rctx, surf);
}
void evergreen_set_gds(