diff options
Diffstat (limited to 'src/gallium/drivers/panfrost/pan_allocate.c')
| -rw-r--r-- | src/gallium/drivers/panfrost/pan_allocate.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/src/gallium/drivers/panfrost/pan_allocate.c b/src/gallium/drivers/panfrost/pan_allocate.c index a0a96c15b94..a07eba8b8f6 100644 --- a/src/gallium/drivers/panfrost/pan_allocate.c +++ b/src/gallium/drivers/panfrost/pan_allocate.c @@ -96,8 +96,21 @@ panfrost_allocate_transient(struct panfrost_context *ctx, size_t sz) unsigned offset = 0; bool update_offset = false; - if (sz < TRANSIENT_SLAB_SIZE) { - /* First, look for a free slot */ + bool has_current = batch->transient_indices.size; + bool fits_in_current = (batch->transient_offset + sz) < TRANSIENT_SLAB_SIZE; + + if (likely(has_current && fits_in_current)) { + /* We can reuse the topmost BO, so get it */ + unsigned idx = util_dynarray_top(&batch->transient_indices, unsigned); + bo = pan_bo_for_index(screen, idx); + + /* Use the specified offset */ + offset = batch->transient_offset; + update_offset = true; + } else if (sz < TRANSIENT_SLAB_SIZE) { + /* We can't reuse the topmost BO, but we can get a new one. + * First, look for a free slot */ + unsigned count = util_dynarray_num_elements(&screen->transient_bo, void *); unsigned index = 0; @@ -134,9 +147,8 @@ panfrost_allocate_transient(struct panfrost_context *ctx, size_t sz) .gpu = bo->gpu + offset, }; - if (update_offset) { - /* TODO: Update the offset */ - } + if (update_offset) + batch->transient_offset = offset + sz; return ret; |