diff options
| author | Keith Packard <keithp@keithp.com> | 2016-09-03 00:52:12 -0500 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2016-09-03 00:58:39 -0500 |
| commit | 1710a4921d4f408300c7d5adf0e83d08cc86be20 (patch) | |
| tree | 22cf47548f1f8c5e502f77ba139ce74e681f248a | |
| parent | 5d913dde1fa58cbcb5edbc88405180e37ba0dbcd (diff) | |
altos/stm: Make ao_spi_duplex out pointer const
Provides a bit better typechecking opportunities for this function.
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | src/stm/ao_arch_funcs.h | 2 | ||||
| -rw-r--r-- | src/stm/ao_spi_stm.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h index 9cfe29e6..18ca20da 100644 --- a/src/stm/ao_arch_funcs.h +++ b/src/stm/ao_arch_funcs.h @@ -137,7 +137,7 @@ void ao_spi_recv(void *block, uint16_t len, uint8_t spi_index); void -ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t spi_index); +ao_spi_duplex(const void *out, void *in, uint16_t len, uint8_t spi_index); extern uint16_t ao_spi_speed[STM_NUM_SPI]; diff --git a/src/stm/ao_spi_stm.c b/src/stm/ao_spi_stm.c index 6b1d33d0..91e19adf 100644 --- a/src/stm/ao_spi_stm.c +++ b/src/stm/ao_spi_stm.c @@ -306,7 +306,7 @@ ao_spi_recv(void *block, uint16_t len, uint8_t spi_index) } void -ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t spi_index) +ao_spi_duplex(const void *out, void *in, uint16_t len, uint8_t spi_index) { uint8_t id = AO_SPI_INDEX(spi_index); struct stm_spi *stm_spi = ao_spi_stm_info[id].stm_spi; |