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freedreno: Implement memory object create/destroy for GL_EXT_memory_object 

v2: Add implementation of fd_memobj_destroy() virtual func, which was newly
added.

v3: The memobj bo must be non-NULL and destroyed as part of memobj
destruction (instead of its reference being stolen). (Rob Clark)

Reviewed-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4565>
This commit is contained in:
Eduardo Lima Mitev 2020-04-07 08:52:25 +02:00 committed by Marge Bot
parent e48f27ee64
commit 0eecd3d684
2 changed files with 48 additions and 0 deletions
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37
src/gallium/drivers/freedreno/freedreno_resource.c
View File

@ -1173,6 +1173,39 @@ fd_layout_resource_for_modifier(struct fd_resource *rsc, uint64_t modifier)
}
}
static struct pipe_memory_object *
fd_memobj_create_from_handle(struct pipe_screen *pscreen,
struct winsys_handle *whandle,
bool dedicated)
{
struct fd_memory_object *memobj = CALLOC_STRUCT(fd_memory_object);
if (!memobj)
return NULL;
struct fd_bo *bo = fd_screen_bo_from_handle(pscreen, whandle);
if (!bo) {
free(memobj);
return NULL;
}
memobj->b.dedicated = dedicated;
memobj->bo = bo;
return &memobj->b;
}
static void
fd_memobj_destroy(struct pipe_screen *pscreen,
struct pipe_memory_object *pmemobj)
{
struct fd_memory_object *memobj = fd_memory_object(pmemobj);
assert(memobj->bo);
fd_bo_del(memobj->bo);
free(pmemobj);
}
void
fd_resource_screen_init(struct pipe_screen *pscreen)
{
@ -1197,6 +1230,10 @@ fd_resource_screen_init(struct pipe_screen *pscreen)
screen->supported_modifiers = supported_modifiers;
screen->num_supported_modifiers = ARRAY_SIZE(supported_modifiers);
}
/* GL_EXT_memory_object */
pscreen->memobj_create_from_handle = fd_memobj_create_from_handle;
pscreen->memobj_destroy = fd_memobj_destroy;
}
static void

11
src/gallium/drivers/freedreno/freedreno_resource.h
View File

@ -101,6 +101,11 @@ struct fd_resource {
struct fd_bo *lrz;
};
struct fd_memory_object {
struct pipe_memory_object b;
struct fd_bo *bo;
};
static inline struct fd_resource *
fd_resource(struct pipe_resource *ptex)
{
@ -113,6 +118,12 @@ fd_resource_const(const struct pipe_resource *ptex)
return (const struct fd_resource *)ptex;
}
static inline struct fd_memory_object *
fd_memory_object (struct pipe_memory_object *pmemobj)
{
return (struct fd_memory_object *)pmemobj;
}
static inline bool
pending(struct fd_resource *rsc, bool write)
{