diff options
| author |   Wang Qing <wangqing@vivo.com> | 2022-02-27 19:13:31 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2022-02-28 13:21:31 +0000 |
| commit | 61c4fb9c4d09dfb6f33690169560862d5d0e42f7 (patch) | |
| tree | 402e94189229f1adb2d2b3fd0b3e1b9473472cb1 /drivers/net/hamradio | |
| parent | net: ethernet: sun: use time_is_before_jiffies() instead of open coding it (diff) | |
| download | linux-dev-61c4fb9c4d09dfb6f33690169560862d5d0e42f7.tar.xz linux-dev-61c4fb9c4d09dfb6f33690169560862d5d0e42f7.zip | |
net: hamradio: use time_is_after_jiffies() instead of open coding it
Use the helper function time_is_{before,after}_jiffies() to improve
code readability.
Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hamradio')
| -rw-r--r-- | drivers/net/hamradio/dmascc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/hamradio/dmascc.c b/drivers/net/hamradio/dmascc.c index 7e527499d3ad..6e7d17a75972 100644 --- a/drivers/net/hamradio/dmascc.c +++ b/drivers/net/hamradio/dmascc.c @@ -28,6 +28,7 @@ #include <asm/io.h> #include <asm/irq.h> #include <linux/uaccess.h> +#include <linux/jiffies.h> #include <net/ax25.h> #include "z8530.h" @@ -377,7 +378,7 @@ static int __init dmascc_init(void) udelay(2000000 / TMR_0_HZ); /* Timing loop */ - while (jiffies - time < 13) { + while (time_is_after_jiffies(time + 13)) { for (i = 0; i < hw[h].num_devs; i++) if (base[i] && counting[i]) { /* Read back Timer 1: latch; read LSB; read MSB */ @@ -525,7 +526,7 @@ static int __init setup_adapter(int card_base, int type, int n) /* Wait and detect IRQ */ time = jiffies; - while (jiffies - time < 2 + HZ / TMR_0_HZ); + while (time_is_after_jiffies(time + 2 + HZ / TMR_0_HZ)); irq = probe_irq_off(irqs); /* Clear pending interrupt, disable interrupts */ @@ -1353,7 +1354,7 @@ static void es_isr(struct scc_priv *priv) /* Switch state */ write_scc(priv, R15, 0); if (priv->tx_count && - (jiffies - priv->tx_start) < priv->param.txtimeout) { + time_is_after_jiffies(priv->tx_start + priv->param.txtimeout) { priv->state = TX_PAUSE; start_timer(priv, priv->param.txpause, 0); } else { |