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Also check enum params and doxygenise pio_mov_status_type

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Andrew Scheller 2021-02-24 11:38:44 +00:00 committed by graham sanderson
parent 786be7524a
commit 6b2c249961
1 changed files with 6 additions and 2 deletions
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8
src/rp2_common/hardware_pio/include/hardware/pio.h
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@ -58,6 +58,9 @@ enum pio_fifo_join {
PIO_FIFO_JOIN_RX = 2,
};
/** \brief MOV status types
* \ingroup hardware_pio
*/
enum pio_mov_status_type {
STATUS_TX_LESSTHAN = 0,
STATUS_RX_LESSTHAN = 1
@ -308,7 +311,7 @@ static inline void sm_config_set_out_shift(pio_sm_config *c, bool shift_right, b
* \param join Specifies the join type. \see enum pio_fifo_join
*/
static inline void sm_config_set_fifo_join(pio_sm_config *c, enum pio_fifo_join join) {
valid_params_if(PIO, join >= 0 && join <= 2);
valid_params_if(PIO, join >= PIO_FIFO_JOIN_NONE && join <= PIO_FIFO_JOIN_RX);
c->shiftctrl = (c->shiftctrl & (uint)~(PIO_SM0_SHIFTCTRL_FJOIN_TX_BITS | PIO_SM0_SHIFTCTRL_FJOIN_RX_BITS)) |
(((uint)join) << PIO_SM0_SHIFTCTRL_FJOIN_TX_LSB);
}
@ -334,10 +337,11 @@ static inline void sm_config_set_out_special(pio_sm_config *c, bool sticky, bool
* \ingroup sm_config
*
* \param c Pointer to the configuration structure to modify
* \param status_sel the status operation selector
* \param status_sel the status operation selector. \see enum pio_mov_status_type
* \param status_n parameter for the mov status operation (currently a bit count)
*/
static inline void sm_config_set_mov_status(pio_sm_config *c, enum pio_mov_status_type status_sel, uint status_n) {
valid_params_if(PIO, join >= STATUS_TX_LESSTHAN && join <= STATUS_RX_LESSTHAN);
c->execctrl = (c->execctrl
& ~(PIO_SM0_EXECCTRL_STATUS_SEL_BITS | PIO_SM0_EXECCTRL_STATUS_N_BITS))
| ((((uint)status_sel) << PIO_SM0_EXECCTRL_STATUS_SEL_LSB) & PIO_SM0_EXECCTRL_STATUS_SEL_BITS)