diff options
| -rw-r--r-- | src/gallium/winsys/amdgpu/drm/amdgpu_bo.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c index dd0603ad3ae..6bdcce53dc8 100644 --- a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c +++ b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c @@ -38,6 +38,8 @@ #include <stdio.h> #include <inttypes.h> +/* Set to 1 for verbose output showing committed sparse buffer ranges. */ +#define DEBUG_SPARSE_COMMITS 0 struct amdgpu_sparse_backing_chunk { uint32_t begin, end; @@ -575,6 +577,61 @@ void amdgpu_bo_slab_free(void *priv, struct pb_slab *pslab) FREE(slab); } +#if DEBUG_SPARSE_COMMITS +static void +sparse_dump(struct amdgpu_winsys_bo *bo, const char *func) +{ + fprintf(stderr, "%s: %p (size=%"PRIu64", num_va_pages=%u) @ %s\n" + "Commitments:\n", + __func__, bo, bo->base.size, bo->u.sparse.num_va_pages, func); + + struct amdgpu_sparse_backing *span_backing = NULL; + uint32_t span_first_backing_page = 0; + uint32_t span_first_va_page = 0; + uint32_t va_page = 0; + + for (;;) { + struct amdgpu_sparse_backing *backing = 0; + uint32_t backing_page = 0; + + if (va_page < bo->u.sparse.num_va_pages) { + backing = bo->u.sparse.commitments[va_page].backing; + backing_page = bo->u.sparse.commitments[va_page].page; + } + + if (span_backing && + (backing != span_backing || + backing_page != span_first_backing_page + (va_page - span_first_va_page))) { + fprintf(stderr, " %u..%u: backing=%p:%u..%u\n", + span_first_va_page, va_page - 1, span_backing, + span_first_backing_page, + span_first_backing_page + (va_page - span_first_va_page) - 1); + + span_backing = NULL; + } + + if (va_page >= bo->u.sparse.num_va_pages) + break; + + if (backing && !span_backing) { + span_backing = backing; + span_first_backing_page = backing_page; + span_first_va_page = va_page; + } + + va_page++; + } + + fprintf(stderr, "Backing:\n"); + + list_for_each_entry(struct amdgpu_sparse_backing, backing, &bo->u.sparse.backing, list) { + fprintf(stderr, " %p (size=%"PRIu64")\n", backing, backing->bo->base.size); + for (unsigned i = 0; i < backing->num_chunks; ++i) + fprintf(stderr, " %u..%u\n", backing->chunks[i].begin, backing->chunks[i].end); + } +} +#endif + /* * Attempt to allocate the given number of backing pages. Fewer pages may be * allocated (depending on the fragmentation of existing backing buffers), @@ -869,6 +926,10 @@ amdgpu_bo_sparse_commit(struct pb_buffer *buf, uint64_t offset, uint64_t size, mtx_lock(&bo->u.sparse.commit_lock); +#if DEBUG_SPARSE_COMMITS + sparse_dump(bo, __func__); +#endif + if (commit) { while (va_page < end_va_page) { uint32_t span_va_page; |