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bna: Minor IRQ Index and Definition Change 

Change details:
 - Always set mbox irq index to zero and make corresponding changes in mbox
   irq alloc/sync function and txrx irq index calculation. Add definition of
   BNAD_INTX_TX_IB_BITMASK & BNAD_INTX_RX_IB_BITMASK and update
   bnad_txrx_irq_alloc accordingly.

Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Rasesh Mody 2011-07-22 08:07:44 +00:00 committed by David S. Miller
parent ac51f60f50
commit 8811e267d0
2 changed files with 13 additions and 9 deletions
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19
drivers/net/bna/bnad.c
View File

@ -60,7 +60,7 @@ static const u8 bnad_bcast_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
#define BNAD_GET_MBOX_IRQ(_bnad) \
(((_bnad)->cfg_flags & BNAD_CF_MSIX) ? \
((_bnad)->msix_table[(_bnad)->msix_num - 1].vector) : \
((_bnad)->msix_table[BNAD_MAILBOX_MSIX_INDEX].vector) : \
((_bnad)->pcidev->irq))
#define BNAD_FILL_UNMAPQ_MEM_REQ(_res_info, _num, _depth) \
@ -1116,17 +1116,17 @@ bnad_mbox_irq_alloc(struct bnad *bnad,
spin_lock_irqsave(&bnad->bna_lock, flags);
if (bnad->cfg_flags & BNAD_CF_MSIX) {
irq_handler = (irq_handler_t)bnad_msix_mbox_handler;
irq = bnad->msix_table[bnad->msix_num - 1].vector;
irq = bnad->msix_table[BNAD_MAILBOX_MSIX_INDEX].vector;
irq_flags = 0;
intr_info->intr_type = BNA_INTR_T_MSIX;
intr_info->idl[0].vector = bnad->msix_num - 1;
intr_info->idl[0].vector = BNAD_MAILBOX_MSIX_INDEX;
} else {
irq_handler = (irq_handler_t)bnad_isr;
irq = bnad->pcidev->irq;
irq_flags = IRQF_SHARED;
intr_info->intr_type = BNA_INTR_T_INTX;
/* intr_info->idl.vector = 0 ? */
}
spin_unlock_irqrestore(&bnad->bna_lock, flags);
sprintf(bnad->mbox_irq_name, "%s", BNAD_NAME);
@ -1179,11 +1179,12 @@ bnad_txrx_irq_alloc(struct bnad *bnad, enum bnad_intr_source src,
switch (src) {
case BNAD_INTR_TX:
vector_start = txrx_id;
vector_start = BNAD_MAILBOX_MSIX_VECTORS + txrx_id;
break;
case BNAD_INTR_RX:
vector_start = bnad->num_tx * bnad->num_txq_per_tx +
vector_start = BNAD_MAILBOX_MSIX_VECTORS +
(bnad->num_tx * bnad->num_txq_per_tx) +
txrx_id;
break;
@ -1204,11 +1205,11 @@ bnad_txrx_irq_alloc(struct bnad *bnad, enum bnad_intr_source src,
switch (src) {
case BNAD_INTR_TX:
intr_info->idl[0].vector = 0x1; /* Bit mask : Tx IB */
intr_info->idl[0].vector = BNAD_INTX_TX_IB_BITMASK;
break;
case BNAD_INTR_RX:
intr_info->idl[0].vector = 0x2; /* Bit mask : Rx IB */
intr_info->idl[0].vector = BNAD_INTX_RX_IB_BITMASK;
break;
}
}
@ -2075,7 +2076,7 @@ bnad_mbox_irq_sync(struct bnad *bnad)
spin_lock_irqsave(&bnad->bna_lock, flags);
if (bnad->cfg_flags & BNAD_CF_MSIX)
irq = bnad->msix_table[bnad->msix_num - 1].vector;
irq = bnad->msix_table[BNAD_MAILBOX_MSIX_INDEX].vector;
else
irq = bnad->pcidev->irq;
spin_unlock_irqrestore(&bnad->bna_lock, flags);

3
drivers/net/bna/bnad.h
View File

@ -68,7 +68,10 @@ struct bnad_rx_ctrl {
#define BNAD_VERSION "2.3.2.3"
#define BNAD_MAILBOX_MSIX_INDEX 0
#define BNAD_MAILBOX_MSIX_VECTORS 1
#define BNAD_INTX_TX_IB_BITMASK 0x1
#define BNAD_INTX_RX_IB_BITMASK 0x2
#define BNAD_STATS_TIMER_FREQ 1000 /* in msecs */
#define BNAD_DIM_TIMER_FREQ 1000 /* in msecs */