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[intel] Add failure path printfs to relocation code and some comments.

This commit is contained in:
Eric Anholt 2007-11-30 18:12:23 -08:00
parent 700468b8bc
commit d388cad746
1 changed files with 32 additions and 3 deletions
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35
src/mesa/drivers/dri/intel/intel_bufmgr_ttm.c
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@ -256,8 +256,17 @@ intel_free_reloc_list(dri_bufmgr_ttm *bufmgr_ttm)
}
}
/**
* Adds the given buffer to the list of buffers to be validated (moved into the
* appropriate memory type) with the next batch submission.
*
* If a buffer is validated multiple times in a batch submission, it ends up
* with the intersection of the memory type flags and the union of the
* remaining flags.
*/
static int
intel_add_validate_buffer(struct intel_bo_list *list, dri_bo *buf,
intel_add_validate_buffer(dri_bufmgr_ttm *bufmgr_ttm,
dri_bo *buf,
uint64_t flags, uint64_t mask,
int *itemLoc, void (*destroy_cb)(void *))
{
@ -269,6 +278,7 @@ intel_add_validate_buffer(struct intel_bo_list *list, dri_bo *buf,
drmBO *buf_bo = &((dri_bo_ttm *)buf)->drm_bo;
cur = NULL;
/* Find the buffer in the validation list if it's already there. */
for (l = list->list.next; l != &list->list; l = l->next) {
node = DRMLISTENTRY(struct intel_bo_node, l, head);
if (node->buf->handle == buf_bo->handle) {
@ -296,9 +306,17 @@ intel_add_validate_buffer(struct intel_bo_list *list, dri_bo *buf,
uint64_t memFlags = cur->flags & flags & memMask;
if (!memFlags) {
fprintf(stderr,
"%s: No shared memory types between "
"0x%16llx and 0x%16llx\n",
__FUNCTION__, cur->flags, flags);
return -EINVAL;
}
if (mask & cur->mask & ~DRM_BO_MASK_MEM & (cur->flags ^ flags)) {
fprintf(stderr,
"%s: Incompatible flags between 0x%16llx and 0x%16llx "
"(0x%16llx, 0x%16llx masks)\n",
__FUNCTION__, cur->flags, flags, cur->mask, mask);
return -EINVAL;
}
cur->mask |= mask;
@ -328,17 +346,25 @@ intel_create_new_reloc_type_list(dri_bufmgr_ttm *bufmgr_ttm,
DRM_BO_FLAG_MAPPABLE |
DRM_BO_FLAG_CACHED,
0, &cur_type->buf);
if (ret)
if (ret) {
fprintf(stderr, "Failed to create relocation BO: %s\n",
strerror(-ret));
return ret;
}
ret = drmBOMap(bufmgr_ttm->fd, &cur_type->buf,
DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE,
0, (void **)&cur_type->relocs);
if (ret)
if (ret) {
fprintf(stderr, "Failed to map relocation BO: %s\n", strerror(-ret));
return ret;
}
return 0;
}
/**
* Adds the relocation @reloc_info to the relocation list.
*/
static int
intel_add_validate_reloc(dri_bufmgr_ttm *bufmgr_ttm,
struct intel_reloc_info *reloc_info)
@ -801,6 +827,9 @@ dri_ttm_process_reloc(dri_bo *batch_buf, GLuint *count)
dri_bo_unmap(batch_buf);
/* Add the batch buffer to the validation list. There are no relocations
* pointing to it.
*/
intel_add_validate_buffer(bufmgr_ttm, batch_buf,
DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_EXE,
DRM_BO_MASK_MEM | DRM_BO_FLAG_EXE,