diff options
| author | Robert Olsson <robert.olsson@its.uu.se> | 2008-11-25 16:41:57 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-11-25 16:44:38 -0800 |
| commit | 70340d728f4f4cb49da00a11b10ded492260caa5 (patch) | |
| tree | 045335bc57c4b1c2b79ef35518f7bd18f3eee948 | |
| parent | 9f782db3f5ceee9aa8de6f853969fbec1b8c6e65 (diff) | |
niu: Naming interrupt vectors.
A patch to put names on the niu interrupt vectors according the syntax below.
This is needed to assign correct affinity.
> So on a multiqueue card with 2 RX queues and 2 TX queues we'd
> have names like:
>
> eth0-rx-0
> eth0-rx-1
> eth0-tx-0
> eth0-tx-1
Signed-off-by: Robert Olsson <robert.olsson@its.uu.se>
Tested-by: Jesper Dangaard Brouer <jdb@comx.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/niu.c | 27 | ||||
| -rw-r--r-- | drivers/net/niu.h | 1 |
2 files changed, 27 insertions, 1 deletions
diff --git a/drivers/net/niu.c b/drivers/net/niu.c index a8d10630f804..f368e7472133 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -5847,17 +5847,42 @@ static void niu_stop_hw(struct niu *np) niu_reset_rx_channels(np); } +static void niu_set_irq_name(struct niu *np) +{ + int port = np->port; + int i, j = 1; + + sprintf(np->irq_name[0], "%s:MAC", np->dev->name); + + if (port == 0) { + sprintf(np->irq_name[1], "%s:MIF", np->dev->name); + sprintf(np->irq_name[2], "%s:SYSERR", np->dev->name); + j = 3; + } + + for (i = 0; i < np->num_ldg - j; i++) { + if (i < np->num_rx_rings) + sprintf(np->irq_name[i+j], "%s-rx-%d", + np->dev->name, i); + else if (i < np->num_tx_rings + np->num_rx_rings) + sprintf(np->irq_name[i+j], "%s-tx-%d", np->dev->name, + i - np->num_rx_rings); + } +} + static int niu_request_irq(struct niu *np) { int i, j, err; + niu_set_irq_name(np); + err = 0; for (i = 0; i < np->num_ldg; i++) { struct niu_ldg *lp = &np->ldg[i]; err = request_irq(lp->irq, niu_interrupt, IRQF_SHARED | IRQF_SAMPLE_RANDOM, - np->dev->name, lp); + np->irq_name[i], lp); if (err) goto out_free_irqs; diff --git a/drivers/net/niu.h b/drivers/net/niu.h index 180ca8ae93de..cf449aad7f15 100644 --- a/drivers/net/niu.h +++ b/drivers/net/niu.h @@ -3243,6 +3243,7 @@ struct niu { #define NIU_FLAGS_XMAC 0x00010000 /* 0=BMAC 1=XMAC */ u32 msg_enable; + char irq_name[NIU_NUM_RXCHAN+NIU_NUM_TXCHAN+3][IFNAMSIZ + 6]; /* Protects hw programming, and ring state. */ spinlock_t lock; |