specialix, remove busy waiting
use msleep instead, because not in atomic
Cc: Roger Wolff <[email protected]>
Signed-off-by: Jiri Slaby <[email protected]>
---
commit a677db846e7951118d0409956f4197cc01194f99
tree f0b69d293f8c779111a1a7f0cf9cc37cf164a0c6
parent 3f4308a387d98370556455e729787cc47f200757
author Jiri Slaby <[email protected]> Wed, 23 May 2007 16:46:36 +0200
committer Jiri Slaby <[email protected]> Wed, 23 May 2007 16:46:36 +0200
drivers/char/specialix.c | 16 ++--------------
1 files changed, 2 insertions(+), 14 deletions(-)
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index baf7234..4558556 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -345,18 +345,6 @@ static inline void sx_release_io_range(struct specialix_board * bp)
}
-/* Must be called with enabled interrupts */
-/* Ugly. Very ugly. Don't use this for anything else than initialization
- code */
-static inline void sx_long_delay(unsigned long delay)
-{
- unsigned long i;
-
- for (i = jiffies + delay; time_after(i, jiffies); ) ;
-}
-
-
-
/* Set the IRQ using the RTS lines that run to the PAL on the board.... */
static int sx_set_irq ( struct specialix_board *bp)
{
@@ -397,7 +385,7 @@ static int sx_init_CD186x(struct specialix_board * bp)
spin_lock_irqsave(&bp->lock, flags);
sx_out_off(bp, CD186x_CCR, CCR_HARDRESET); /* Reset CD186x chip */
spin_unlock_irqrestore(&bp->lock, flags);
- sx_long_delay(HZ/20); /* Delay 0.05 sec */
+ msleep(50); /* Delay 0.05 sec */
spin_lock_irqsave(&bp->lock, flags);
sx_out_off(bp, CD186x_GIVR, SX_ID); /* Set ID for this chip */
sx_out_off(bp, CD186x_GICR, 0); /* Clear all bits */
@@ -533,7 +521,7 @@ static int sx_probe(struct specialix_board *bp)
sx_wait_CCR(bp);
sx_out(bp, CD186x_CCR, CCR_TXEN); /* Enable transmitter */
sx_out(bp, CD186x_IER, IER_TXRDY); /* Enable tx empty intr */
- sx_long_delay(HZ/20);
+ msleep(50);
irqs = probe_irq_off(irqs);
dprintk (SX_DEBUG_INIT, "SRSR = %02x, ", sx_in(bp, CD186x_SRSR));
-
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