diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/spi/offload/types.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/spi/offload/types.h b/include/linux/spi/offload/types.h index 6f7892347871..cd61f8adb7a5 100644 --- a/include/linux/spi/offload/types.h +++ b/include/linux/spi/offload/types.h @@ -57,8 +57,17 @@ enum spi_offload_trigger_type { SPI_OFFLOAD_TRIGGER_PERIODIC, }; +/** + * spi_offload_trigger_periodic - configuration parameters for periodic triggers + * @frequency_hz: The rate that the trigger should fire in Hz. + * @offset_ns: A delay in nanoseconds between when this trigger fires + * compared to another trigger. This requires specialized hardware + * that supports such synchronization with a delay between two or + * more triggers. Set to 0 when not needed. + */ struct spi_offload_trigger_periodic { u64 frequency_hz; + u64 offset_ns; }; struct spi_offload_trigger_config { |