diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/drivers/ao_sdcard.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/drivers/ao_sdcard.c b/src/drivers/ao_sdcard.c index c13017f0..7806bc19 100644 --- a/src/drivers/ao_sdcard.c +++ b/src/drivers/ao_sdcard.c @@ -18,11 +18,18 @@ #include "ao.h" #include "ao_sdcard.h" +#if HAS_RADIO extern uint8_t ao_radio_mutex; +#define get_radio() ao_mutex_get(&ao_radio_mutex) +#define put_radio() ao_mutex_put(&ao_radio_mutex) +#else +#define get_radio() +#define put_radio() +#endif -#define ao_sdcard_get_slow() do { ao_mutex_get(&ao_radio_mutex); ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_250kHz); } while (0) -#define ao_sdcard_get() do { ao_mutex_get(&ao_radio_mutex); ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_FAST); } while (0) -#define ao_sdcard_put() do { ao_spi_put(AO_SDCARD_SPI_BUS); ao_mutex_put(&ao_radio_mutex); } while (0) +#define ao_sdcard_get_slow() do { get_radio(); ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_250kHz); } while (0) +#define ao_sdcard_get() do { get_radio(); ao_spi_get(AO_SDCARD_SPI_BUS, AO_SPI_SPEED_FAST); } while (0) +#define ao_sdcard_put() do { ao_spi_put(AO_SDCARD_SPI_BUS); put_radio(); } while (0) #define ao_sdcard_send_fixed(d,l) ao_spi_send_fixed((d), (l), AO_SDCARD_SPI_BUS) #define ao_sdcard_send(d,l) ao_spi_send((d), (l), AO_SDCARD_SPI_BUS) #define ao_sdcard_recv(d,l) ao_spi_recv((d), (l), AO_SDCARD_SPI_BUS) |