diff options
Diffstat (limited to 'src/drivers/spi')
| -rw-r--r-- | src/drivers/spi/cbfs_spi.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/src/drivers/spi/cbfs_spi.c b/src/drivers/spi/cbfs_spi.c index e311752dee..ad282c695b 100644 --- a/src/drivers/spi/cbfs_spi.c +++ b/src/drivers/spi/cbfs_spi.c @@ -31,21 +31,18 @@ static struct spi_flash spi_flash_info; static bool spi_flash_init_done; /* - * Set this to 1 to debug SPI speed, 0 to disable it - * The format is: + * SPI speed logging for big transfers available with BIOS_DEBUG. The format is: * - * read SPI 62854 7db7: 10416 us, 3089 KB/s, 24.712 Mbps + * read SPI 0x62854 0x7db7: 10416 us, 3089 KB/s, 24.712 Mbps * * The important number is the last one. It should roughly match your SPI * clock. If it doesn't, your driver might need a little tuning. */ -#define SPI_SPEED_DEBUG 0 - static ssize_t spi_readat(const struct region_device *rd, void *b, size_t offset, size_t size) { struct stopwatch sw; - bool show = SPI_SPEED_DEBUG && size >= 4 * KiB; + bool show = size >= 4 * KiB && console_log_level(BIOS_DEBUG); if (show) stopwatch_init(&sw); @@ -58,7 +55,7 @@ static ssize_t spi_readat(const struct region_device *rd, void *b, u64 speed; /* KiB/s */ int bps; /* Bits per second */ - speed = (u64)size * 1000 / usecs; + speed = size * 1000 / usecs; bps = speed * 8; printk(BIOS_DEBUG, "read SPI %#zx %#zx: %ld us, %lld KB/s, %d.%03d Mbps\n", |