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reverse idx2ptr() arguments to be consistent

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hathach 2023-01-07 17:29:43 +07:00
parent 24bd1c9562
commit 248025bb6c
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1 changed files with 10 additions and 9 deletions
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19
src/common/tusb_fifo.c
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@ -351,7 +351,8 @@ static uint16_t backward_index(uint16_t depth, uint16_t idx, uint16_t offset)
}
// index to pointer, simply an modulo with minus.
static inline uint16_t idx2ptr(uint16_t idx, uint16_t depth)
TU_ATTR_ALWAYS_INLINE static inline
uint16_t idx2ptr(uint16_t depth, uint16_t idx)
{
// Only run at most 3 times since index is limit in the range of [0..2*depth)
while ( idx >= depth ) idx -= depth;
@ -415,7 +416,7 @@ static bool _tu_fifo_peek(tu_fifo_t* f, void * p_buffer, uint16_t wr_idx, uint16
// Skip beginning of buffer
if (cnt == 0) return false;
uint16_t rd_ptr = idx2ptr(rd_idx, f->depth);
uint16_t rd_ptr = idx2ptr(f->depth, rd_idx);
// Peek data
_ff_pull(f, p_buffer, rd_ptr);
@ -443,7 +444,7 @@ static uint16_t _tu_fifo_peek_n(tu_fifo_t* f, void * p_buffer, uint16_t n, uint1
// Check if we can read something at and after offset - if too less is available we read what remains
if (cnt < n) n = cnt;
uint16_t rd_ptr = idx2ptr(rd_idx, f->depth);
uint16_t rd_ptr = idx2ptr(f->depth, rd_idx);
// Peek data
_ff_pull_n(f, p_buffer, n, rd_ptr, copy_mode);
@ -520,7 +521,7 @@ static uint16_t _tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n, tu
if (n)
{
uint16_t wr_ptr = idx2ptr(wr_idx, f->depth);
uint16_t wr_ptr = idx2ptr(f->depth, wr_idx);
TU_LOG(TU_FIFO_DBG, "actual_n = %u, wr_ptr = %u", n, wr_ptr);
@ -794,7 +795,7 @@ bool tu_fifo_write(tu_fifo_t* f, const void * data)
ret = false;
}else
{
uint16_t wr_ptr = idx2ptr(wr_idx, f->depth);
uint16_t wr_ptr = idx2ptr(f->depth, wr_idx);
// Write data
_ff_push(f, data, wr_ptr);
@ -980,8 +981,8 @@ void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info)
}
// Get relative pointers
uint16_t wr_ptr = idx2ptr(wr_idx, f->depth);
uint16_t rd_ptr = idx2ptr(rd_idx, f->depth);
uint16_t wr_ptr = idx2ptr(f->depth, wr_idx);
uint16_t rd_ptr = idx2ptr(f->depth, rd_idx);
// Copy pointer to buffer to start reading from
info->ptr_lin = &f->buffer[rd_ptr];
@ -1034,8 +1035,8 @@ void tu_fifo_get_write_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info)
}
// Get relative pointers
uint16_t wr_ptr = idx2ptr(wr_idx, f->depth);
uint16_t rd_ptr = idx2ptr(rd_idx, f->depth);
uint16_t wr_ptr = idx2ptr(f->depth, wr_idx);
uint16_t rd_ptr = idx2ptr(f->depth, rd_idx);
// Copy pointer to buffer to start writing to
info->ptr_lin = &f->buffer[wr_ptr];