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[BNX2]: Add 1-shot MSI handler for 5709.

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The 5709 supports the one-shot MSI handler similar to some of the tg3
chips.  In this mode, the MSI disables itself automatically until it
is re-enabled at the end of NAPI poll.

Put the request_irq/free_irq logic in common procedures.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan
2007-05-03 13:24:48 -07:00
committed by David S. Miller
parent da3e4fbed2
commit 8e6a72c435
2 changed files with 81 additions and 41 deletions
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14
drivers/net/bnx2.h
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@@ -6468,12 +6468,14 @@ struct bnx2 {
u32 last_status_idx;
u32 flags;
#define PCIX_FLAG 1
#define PCI_32BIT_FLAG 2
#define ONE_TDMA_FLAG 4 /* no longer used */
#define NO_WOL_FLAG 8
#define USING_MSI_FLAG 0x20
#define ASF_ENABLE_FLAG 0x40
#define PCIX_FLAG 0x00000001
#define PCI_32BIT_FLAG 0x00000002
#define ONE_TDMA_FLAG 0x00000004 /* no longer used */
#define NO_WOL_FLAG 0x00000008
#define USING_MSI_FLAG 0x00000020
#define ASF_ENABLE_FLAG 0x00000040
#define MSI_CAP_FLAG 0x00000080
#define ONE_SHOT_MSI_FLAG 0x00000100
/* Put tx producer and consumer fields in separate cache lines. */