diff options
Diffstat (limited to 'src/common/tusb_fifo.c')
| -rw-r--r-- | src/common/tusb_fifo.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/common/tusb_fifo.c b/src/common/tusb_fifo.c index a3933416c..70f514df2 100644 --- a/src/common/tusb_fifo.c +++ b/src/common/tusb_fifo.c @@ -82,7 +82,7 @@ bool tu_fifo_config(tu_fifo_t *f, void* buffer, uint16_t depth, uint16_t item_si // but limits the maximum depth to 2^16/2 = 2^15 and buffer overflows are detectable // only if overflow happens once (important for unsupervised DMA applications) //f->max_pointer_idx = (uint16_t) (2*depth - 1); - f->non_used_index_space = UINT16_MAX - (2*f->depth-1); + f->non_used_index_space = (uint16_t) (UINT16_MAX - (2*f->depth-1)); f->rd_idx = f->wr_idx = 0; @@ -867,7 +867,7 @@ bool tu_fifo_clear(tu_fifo_t *f) f->rd_idx = f->wr_idx = 0; //f->max_pointer_idx = (uint16_t) (2*f->depth-1); - f->non_used_index_space = UINT16_MAX - (2*f->depth-1); + f->non_used_index_space = (uint16_t) (UINT16_MAX - (2*f->depth-1)); _ff_unlock(f->mutex_wr); _ff_unlock(f->mutex_rd); |