[PATCH] sky2: transmit recovery

[linux-2.6] / drivers / net / bnx2.h

diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 9f691cbd666b4d6984423e2d5e07a50f1c4a60ad..fd4b7f2eb477d1931c27bcb09cc9162a622485f1 100644 (file)
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -23,6 +23,7 @@
 #include <linux/errno.h>
 #include <linux/ioport.h>
 #include <linux/slab.h>
+#include <linux/vmalloc.h>
 #include <linux/interrupt.h>
 #include <linux/pci.h>
 #include <linux/init.h>
@@ -3792,8 +3793,10 @@ struct l2_fhdr {
 #define TX_DESC_CNT  (BCM_PAGE_SIZE / sizeof(struct tx_bd))
 #define MAX_TX_DESC_CNT (TX_DESC_CNT - 1)
 
+#define MAX_RX_RINGS   4
 #define RX_DESC_CNT  (BCM_PAGE_SIZE / sizeof(struct rx_bd))
 #define MAX_RX_DESC_CNT (RX_DESC_CNT - 1)
+#define MAX_TOTAL_RX_DESC_CNT (MAX_RX_DESC_CNT * MAX_RX_RINGS)
 
 #define NEXT_TX_BD(x) (((x) & (MAX_TX_DESC_CNT - 1)) ==                        \
                (MAX_TX_DESC_CNT - 1)) ?                                \
@@ -3805,8 +3808,10 @@ struct l2_fhdr {
                (MAX_RX_DESC_CNT - 1)) ?                                \
        (x) + 2 : (x) + 1
 
-#define RX_RING_IDX(x) ((x) & MAX_RX_DESC_CNT)
+#define RX_RING_IDX(x) ((x) & bp->rx_max_ring_idx)
 
+#define RX_RING(x) (((x) & ~MAX_RX_DESC_CNT) >> 8)
+#define RX_IDX(x) ((x) & MAX_RX_DESC_CNT)
 
 /* Context size. */
 #define CTX_SHIFT                   7
@@ -3903,6 +3908,15 @@ struct bnx2 {
        struct status_block     *status_blk;
        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_DAC_FLAG                 0x10
+#define USING_MSI_FLAG                 0x20
+#define ASF_ENABLE_FLAG                        0x40
+
        struct tx_bd            *tx_desc_ring;
        struct sw_bd            *tx_buf_ring;
        u32                     tx_prod_bseq;
@@ -3920,19 +3934,22 @@ struct bnx2 {
        u32                     rx_offset;
        u32                     rx_buf_use_size;        /* useable size */
        u32                     rx_buf_size;            /* with alignment */
-       struct rx_bd            *rx_desc_ring;
-       struct sw_bd            *rx_buf_ring;
+       u32                     rx_max_ring_idx;
+
        u32                     rx_prod_bseq;
        u16                     rx_prod;
        u16                     rx_cons;
 
        u32                     rx_csum;
 
+       struct sw_bd            *rx_buf_ring;
+       struct rx_bd            *rx_desc_ring[MAX_RX_RINGS];
+
        /* Only used to synchronize netif_stop_queue/wake_queue when tx */
        /* ring is full */
        spinlock_t              tx_lock;
 
-       /* End of fileds used in the performance code paths. */
+       /* End of fields used in the performance code paths. */
 
        char                    *name;
 
@@ -3945,15 +3962,6 @@ struct bnx2 {
        /* Used to synchronize phy accesses. */
        spinlock_t              phy_lock;
 
-       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_DAC_FLAG                 0x10
-#define USING_MSI_FLAG                 0x20
-#define ASF_ENABLE_FLAG                        0x40
-
        u32                     phy_flags;
 #define PHY_SERDES_FLAG                        1
 #define PHY_CRC_FIX_FLAG               2
@@ -4004,8 +4012,9 @@ struct bnx2 {
        dma_addr_t              tx_desc_mapping;
 
 
+       int                     rx_max_ring;
        int                     rx_ring_size;
-       dma_addr_t              rx_desc_mapping;
+       dma_addr_t              rx_desc_mapping[MAX_RX_RINGS];
 
        u16                     tx_quick_cons_trip;
        u16                     tx_quick_cons_trip_int;