diff options
Diffstat (limited to 'include/linux/spi')
| -rw-r--r-- | include/linux/spi/spi.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 6b00f18f5e6b..e1f21778cb54 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -51,6 +51,8 @@ extern struct bus_type spi_bus_type; * @bytes_tx: number of bytes sent to device * @bytes_rx: number of bytes received from device * + * @transfer_bytes_histo: + * transfer bytes histogramm */ struct spi_statistics { spinlock_t lock; /* lock for the whole structure */ @@ -68,6 +70,8 @@ struct spi_statistics { unsigned long long bytes_rx; unsigned long long bytes_tx; +#define SPI_STATISTICS_HISTO_SIZE 17 + unsigned long transfer_bytes_histo[SPI_STATISTICS_HISTO_SIZE]; }; void spi_statistics_add_transfer_stats(struct spi_statistics *stats, |