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authorDavid S. Miller <davem@davemloft.net>2011-10-07 21:38:43 +0400
committerDavid S. Miller <davem@davemloft.net>2011-10-07 21:38:43 +0400
commit88c5100c28b02c4b2b2c6f6fafbbd76d90f698b9 (patch)
tree08c4399e0341f7eb0ccb24e15f2cab687275c2a4 /net/can
parent8083f0fc969d9b5353061a7a6f963405057e26b1 (diff)
parent3ee72ca99288f1de95ec9c570e43f531c8799f06 (diff)
downloadlinux-88c5100c28b02c4b2b2c6f6fafbbd76d90f698b9.tar.xz
Merge branch 'master' of github.com:davem330/net
Conflicts: net/batman-adv/soft-interface.c
Diffstat (limited to 'net/can')
-rw-r--r--net/can/bcm.c53
1 files changed, 24 insertions, 29 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c
index d6c8ae5b2e6a..c84963d2dee6 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -344,6 +344,18 @@ static void bcm_send_to_user(struct bcm_op *op, struct bcm_msg_head *head,
}
}
+static void bcm_tx_start_timer(struct bcm_op *op)
+{
+ if (op->kt_ival1.tv64 && op->count)
+ hrtimer_start(&op->timer,
+ ktime_add(ktime_get(), op->kt_ival1),
+ HRTIMER_MODE_ABS);
+ else if (op->kt_ival2.tv64)
+ hrtimer_start(&op->timer,
+ ktime_add(ktime_get(), op->kt_ival2),
+ HRTIMER_MODE_ABS);
+}
+
static void bcm_tx_timeout_tsklet(unsigned long data)
{
struct bcm_op *op = (struct bcm_op *)data;
@@ -365,26 +377,12 @@ static void bcm_tx_timeout_tsklet(unsigned long data)
bcm_send_to_user(op, &msg_head, NULL, 0);
}
- }
-
- if (op->kt_ival1.tv64 && (op->count > 0)) {
-
- /* send (next) frame */
bcm_can_tx(op);
- hrtimer_start(&op->timer,
- ktime_add(ktime_get(), op->kt_ival1),
- HRTIMER_MODE_ABS);
- } else {
- if (op->kt_ival2.tv64) {
+ } else if (op->kt_ival2.tv64)
+ bcm_can_tx(op);
- /* send (next) frame */
- bcm_can_tx(op);
- hrtimer_start(&op->timer,
- ktime_add(ktime_get(), op->kt_ival2),
- HRTIMER_MODE_ABS);
- }
- }
+ bcm_tx_start_timer(op);
}
/*
@@ -964,23 +962,20 @@ static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
hrtimer_cancel(&op->timer);
}
- if ((op->flags & STARTTIMER) &&
- ((op->kt_ival1.tv64 && op->count) || op->kt_ival2.tv64)) {
-
+ if (op->flags & STARTTIMER) {
+ hrtimer_cancel(&op->timer);
/* spec: send can_frame when starting timer */
op->flags |= TX_ANNOUNCE;
-
- if (op->kt_ival1.tv64 && (op->count > 0)) {
- /* op->count-- is done in bcm_tx_timeout_handler */
- hrtimer_start(&op->timer, op->kt_ival1,
- HRTIMER_MODE_REL);
- } else
- hrtimer_start(&op->timer, op->kt_ival2,
- HRTIMER_MODE_REL);
}
- if (op->flags & TX_ANNOUNCE)
+ if (op->flags & TX_ANNOUNCE) {
bcm_can_tx(op);
+ if (op->count)
+ op->count--;
+ }
+
+ if (op->flags & STARTTIMER)
+ bcm_tx_start_timer(op);
return msg_head->nframes * CFSIZ + MHSIZ;
}