diff options
Diffstat (limited to 'drivers/acpi/apei/einj.c')
| -rw-r--r-- | drivers/acpi/apei/einj.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c index 2882450c443e..edb2622fd35f 100644 --- a/drivers/acpi/apei/einj.c +++ b/drivers/acpi/apei/einj.c @@ -28,9 +28,10 @@ #undef pr_fmt #define pr_fmt(fmt) "EINJ: " fmt -#define SPIN_UNIT 100 /* 100ns */ -/* Firmware should respond within 1 milliseconds */ -#define FIRMWARE_TIMEOUT (1 * NSEC_PER_MSEC) +#define SLEEP_UNIT_MIN 1000 /* 1ms */ +#define SLEEP_UNIT_MAX 5000 /* 5ms */ +/* Firmware should respond within 1 seconds */ +#define FIRMWARE_TIMEOUT (1 * USEC_PER_SEC) #define ACPI5_VENDOR_BIT BIT(31) #define MEM_ERROR_MASK (ACPI_EINJ_MEMORY_CORRECTABLE | \ ACPI_EINJ_MEMORY_UNCORRECTABLE | \ @@ -171,13 +172,13 @@ static int einj_get_available_error_type(u32 *type) static int einj_timedout(u64 *t) { - if ((s64)*t < SPIN_UNIT) { + if ((s64)*t < SLEEP_UNIT_MIN) { pr_warn(FW_WARN "Firmware does not respond in time\n"); return 1; } - *t -= SPIN_UNIT; - ndelay(SPIN_UNIT); - touch_nmi_watchdog(); + *t -= SLEEP_UNIT_MIN; + usleep_range(SLEEP_UNIT_MIN, SLEEP_UNIT_MAX); + return 0; } |