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llvmpipe: add support for user memory pointers

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This is useful for clover, but throw it at CI at least

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12316>
This commit is contained in:
Dave Airlie 2021-08-10 16:21:10 +10:00
parent ee2bb57f1e
commit 9a57dceeb7
3 changed files with 24 additions and 6 deletions
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6
src/gallium/drivers/llvmpipe/ci/llvmpipe-quick_gl.txt
View file

@ -380,12 +380,6 @@ spec/amd_framebuffer_multisample_advanced/api-gles3: skip
spec/amd_performance_monitor/api: skip
spec/amd_performance_monitor/measure: skip
spec/amd_performance_monitor/vc4: skip
spec/amd_pinned_memory/decrement-offset: skip
spec/amd_pinned_memory/increment-offset: skip
spec/amd_pinned_memory/map-buffer decrement-offset: skip
spec/amd_pinned_memory/map-buffer increment-offset: skip
spec/amd_pinned_memory/map-buffer offset=0: skip
spec/amd_pinned_memory/offset=0: skip
spec/apple_object_purgeable/object_purgeable-api-pbo: skip
spec/apple_object_purgeable/object_purgeable-api-texture: skip
spec/apple_object_purgeable/object_purgeable-api-vbo: skip

1
src/gallium/drivers/llvmpipe/lp_screen.c
View file

@ -348,6 +348,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
case PIPE_CAP_TGSI_TG4_COMPONENT_IN_SWIZZLE:
case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
return 1;
case PIPE_CAP_SAMPLER_REDUCTION_MINMAX:
case PIPE_CAP_TGSI_TXQS:

23
src/gallium/drivers/llvmpipe/lp_texture.c
View file

@ -531,6 +531,28 @@ llvmpipe_resource_get_handle(struct pipe_screen *screen,
return winsys->displaytarget_get_handle(winsys, lpr->dt, whandle);
}
static struct pipe_resource *
llvmpipe_resource_from_user_memory(struct pipe_screen *_screen,
const struct pipe_resource *resource,
void *user_memory)
{
struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
struct llvmpipe_resource *lpr;
lpr = CALLOC_STRUCT(llvmpipe_resource);
if (!lpr) {
return NULL;
}
lpr->base = *resource;
lpr->screen = screen;
pipe_reference_init(&lpr->base.reference, 1);
lpr->base.screen = _screen;
lpr->data = user_memory;
lpr->userBuffer = TRUE;
return &lpr->base;
}
void *
llvmpipe_transfer_map_ms( struct pipe_context *pipe,
@ -980,6 +1002,7 @@ llvmpipe_init_screen_resource_funcs(struct pipe_screen *screen)
screen->resource_get_info = llvmpipe_get_resource_info;
screen->resource_get_param = llvmpipe_resource_get_param;
screen->resource_from_user_memory = llvmpipe_resource_from_user_memory;
screen->allocate_memory = llvmpipe_allocate_memory;
screen->free_memory = llvmpipe_free_memory;
screen->map_memory = llvmpipe_map_memory;