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intel: Move is_softpin to obj->kflags 

Use obj->kflags to set EXEC_OBJECT_PINNED when the object is softpinned,
and so remember to clear the softpin status when the object is freed
(and reused).

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
main
Chris Wilson 2017-01-28 16:32:23 +00:00
parent fe7cb34eda
commit e0f05b2fad
1 changed files with 11 additions and 18 deletions
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29
intel/intel_bufmgr_gem.c
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@ -278,11 +278,6 @@ struct _drm_intel_bo_gem {
*/
bool use_48b_address_range;
/**
* Whether this buffer is softpinned at offset specified by the user
*/
bool is_softpin;
/**
* Size in bytes of this buffer and its relocation descendents.
*
@ -438,7 +433,7 @@ drm_intel_gem_dump_validation_list(drm_intel_bufmgr_gem *bufmgr_gem)
if (bo_gem->relocs == NULL && bo_gem->softpin_target == NULL) {
DBG("%2d: %d %s(%s)\n", i, bo_gem->gem_handle,
bo_gem->is_softpin ? "*" : "",
bo_gem->kflags & EXEC_OBJECT_PINNED ? "*" : "",
bo_gem->name);
continue;
}
@ -452,7 +447,7 @@ drm_intel_gem_dump_validation_list(drm_intel_bufmgr_gem *bufmgr_gem)
"%d (%s)@0x%08x %08x + 0x%08x\n",
i,
bo_gem->gem_handle,
bo_gem->is_softpin ? "*" : "",
bo_gem->kflags & EXEC_OBJECT_PINNED ? "*" : "",
bo_gem->name,
upper_32_bits(bo_gem->relocs[j].offset),
lower_32_bits(bo_gem->relocs[j].offset),
@ -471,7 +466,7 @@ drm_intel_gem_dump_validation_list(drm_intel_bufmgr_gem *bufmgr_gem)
"%d *(%s)@0x%08x %08x\n",
i,
bo_gem->gem_handle,
bo_gem->is_softpin ? "*" : "",
bo_gem->kflags & EXEC_OBJECT_PINNED ? "*" : "",
bo_gem->name,
target_gem->gem_handle,
target_gem->name,
@ -541,14 +536,13 @@ drm_intel_add_validate_buffer2(drm_intel_bo *bo, int need_fence)
drm_intel_bufmgr_gem *bufmgr_gem = (drm_intel_bufmgr_gem *)bo->bufmgr;
drm_intel_bo_gem *bo_gem = (drm_intel_bo_gem *)bo;
int index;
int flags = 0;
unsigned long flags;
flags = 0;
if (need_fence)
flags |= EXEC_OBJECT_NEEDS_FENCE;
if (bo_gem->use_48b_address_range)
flags |= EXEC_OBJECT_SUPPORTS_48B_ADDRESS;
if (bo_gem->is_softpin)
flags |= EXEC_OBJECT_PINNED;
if (bo_gem->validate_index != -1) {
bufmgr_gem->exec2_objects[bo_gem->validate_index].flags |= flags;
@ -579,7 +573,7 @@ drm_intel_add_validate_buffer2(drm_intel_bo *bo, int need_fence)
bufmgr_gem->exec2_objects[index].relocs_ptr = (uintptr_t)bo_gem->relocs;
bufmgr_gem->exec2_objects[index].alignment = bo->align;
bufmgr_gem->exec2_objects[index].offset = bo->offset64;
bufmgr_gem->exec2_objects[index].flags = flags | bo_gem->kflags;
bufmgr_gem->exec2_objects[index].flags = bo_gem->kflags | flags;
bufmgr_gem->exec2_objects[index].rsvd1 = 0;
bufmgr_gem->exec2_objects[index].rsvd2 = 0;
bufmgr_gem->exec_bos[index] = bo;
@ -1411,8 +1405,6 @@ drm_intel_gem_bo_unreference_final(drm_intel_bo *bo, time_t time)
bo_gem->name = NULL;
bo_gem->validate_index = -1;
bo_gem->kflags = 0;
DRMLISTADDTAIL(&bo_gem->head, &bucket->head);
} else {
drm_intel_gem_bo_free(bo);
@ -2071,7 +2063,7 @@ drm_intel_gem_bo_add_softpin_target(drm_intel_bo *bo, drm_intel_bo *target_bo)
return -ENOMEM;
}
if (!target_bo_gem->is_softpin)
if (!(target_bo_gem->kflags & EXEC_OBJECT_PINNED))
return -EINVAL;
if (target_bo_gem == bo_gem)
return -EINVAL;
@ -2103,7 +2095,7 @@ drm_intel_gem_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset,
drm_intel_bufmgr_gem *bufmgr_gem = (drm_intel_bufmgr_gem *)bo->bufmgr;
drm_intel_bo_gem *target_bo_gem = (drm_intel_bo_gem *)target_bo;
if (target_bo_gem->is_softpin)
if (target_bo_gem->kflags & EXEC_OBJECT_PINNED)
return drm_intel_gem_bo_add_softpin_target(bo, target_bo);
else
return do_bo_emit_reloc(bo, offset, target_bo, target_offset,
@ -2287,7 +2279,7 @@ drm_intel_update_buffer_offsets2 (drm_intel_bufmgr_gem *bufmgr_gem)
/* If we're seeing softpinned object here it means that the kernel
* has relocated our object... Indicating a programming error
*/
assert(!bo_gem->is_softpin);
assert(!(bo_gem->kflags & EXEC_OBJECT_PINNED));
DBG("BO %d (%s) migrated: 0x%08x %08x -> 0x%08x %08x\n",
bo_gem->gem_handle, bo_gem->name,
upper_32_bits(bo->offset64),
@ -2643,9 +2635,10 @@ drm_intel_gem_bo_set_softpin_offset(drm_intel_bo *bo, uint64_t offset)
{
drm_intel_bo_gem *bo_gem = (drm_intel_bo_gem *) bo;
bo_gem->is_softpin = true;
bo->offset64 = offset;
bo->offset = offset;
bo_gem->kflags |= EXEC_OBJECT_PINNED;
return 0;
}