[patch V2 36/64] mfd: cros_ec_spi: Use ktime_get_ns()

From: Thomas Gleixner
Date: Wed Jul 16 2014 - 17:04:54 EST


Replace the ever recurring:
ts = ktime_get_ts();
ns = timespec_to_ns(&ts);
with
ns = ktime_get_ns();

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
drivers/mfd/cros_ec_spi.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

Index: tip/drivers/mfd/cros_ec_spi.c
===================================================================
--- tip.orig/drivers/mfd/cros_ec_spi.c
+++ tip/drivers/mfd/cros_ec_spi.c
@@ -225,7 +225,6 @@ static int cros_ec_command_spi_xfer(stru
u8 *ptr;
int sum;
int ret = 0, final_ret;
- struct timespec ts;

/*
* We have the shared ec_dev buffer plus we do lots of separate spi_sync
@@ -239,11 +238,9 @@ static int cros_ec_command_spi_xfer(stru

/* If it's too soon to do another transaction, wait */
if (ec_spi->last_transfer_ns) {
- struct timespec ts;
unsigned long delay; /* The delay completed so far */

- ktime_get_ts(&ts);
- delay = timespec_to_ns(&ts) - ec_spi->last_transfer_ns;
+ delay = ktime_get_ns() - ec_spi->last_transfer_ns;
if (delay < EC_SPI_RECOVERY_TIME_NS)
ndelay(EC_SPI_RECOVERY_TIME_NS - delay);
}
@@ -280,8 +277,7 @@ static int cros_ec_command_spi_xfer(stru
}

final_ret = spi_sync(ec_spi->spi, &msg);
- ktime_get_ts(&ts);
- ec_spi->last_transfer_ns = timespec_to_ns(&ts);
+ ec_spi->last_transfer_ns = ktime_get_ns();
if (!ret)
ret = final_ret;
if (ret < 0) {


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