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ixgbe: adds x550 specific FCoE offloads

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Adds x550 specific FCoE offloads for DDP context programming and
increased DDP exchanges.

Signed-off-by: Vasu Dev <vasu.dev@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Vasu Dev
2015-04-09 22:03:23 -07:00
committed by Jeff Kirsher
parent 6d4c96ad4a
commit ea412015a2
3 changed files with 108 additions and 28 deletions
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3
drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.h
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@@ -46,6 +46,7 @@
#define IXGBE_FCBUFF_MAX 65536 /* 64KB max */
#define IXGBE_FCBUFF_MIN 4096 /* 4KB min */
#define IXGBE_FCOE_DDP_MAX 512 /* 9 bits xid */
#define IXGBE_FCOE_DDP_MAX_X550 2048 /* 11 bits xid */
/* Default traffic class to use for FCoE */
#define IXGBE_FCOE_DEFTC 3
@@ -77,7 +78,7 @@ struct ixgbe_fcoe {
struct ixgbe_fcoe_ddp_pool __percpu *ddp_pool;
atomic_t refcnt;
spinlock_t lock;
struct ixgbe_fcoe_ddp ddp[IXGBE_FCOE_DDP_MAX];
struct ixgbe_fcoe_ddp ddp[IXGBE_FCOE_DDP_MAX_X550];
void *extra_ddp_buffer;
dma_addr_t extra_ddp_buffer_dma;
unsigned long mode;