/*******************************************************************************
Intel 10 Gigabit PCI Express Linux driver
- Copyright(c) 1999 - 2007 Intel Corporation.
+ Copyright(c) 1999 - 2008 Intel Corporation.
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
the file called "COPYING".
Contact Information:
- Linux NICS <linux.nics@intel.com>
e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
#include "ixgbe_type.h"
#include "ixgbe_common.h"
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
+#ifdef CONFIG_IXGBE_DCA
#include <linux/dca.h>
#endif
-#define IXGBE_ERR(args...) printk(KERN_ERR "ixgbe: " args)
-
#define PFX "ixgbe: "
#define DPRINTK(nlevel, klevel, fmt, args...) \
((void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \
printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \
- __FUNCTION__ , ## args)))
+ __func__ , ## args)))
/* TX/RX descriptor defines */
#define IXGBE_DEFAULT_TXD 1024
#define IXGBE_MAX_RXD 4096
#define IXGBE_MIN_RXD 64
-#define IXGBE_DEFAULT_RXQ 1
-#define IXGBE_MAX_RXQ 1
-#define IXGBE_MIN_RXQ 1
-
-#define IXGBE_DEFAULT_ITR_RX_USECS 125 /* 8k irqs/sec */
-#define IXGBE_DEFAULT_ITR_TX_USECS 250 /* 4k irqs/sec */
-#define IXGBE_MIN_ITR_USECS 100 /* 500k irqs/sec */
-#define IXGBE_MAX_ITR_USECS 10000 /* 100 irqs/sec */
-
/* flow control */
#define IXGBE_DEFAULT_FCRTL 0x10000
#define IXGBE_MIN_FCRTL 0x40
#define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN)
-/* How many Tx Descriptors do we need to call netif_wake_queue? */
-#define IXGBE_TX_QUEUE_WAKE 16
-
/* How many Rx Buffers do we bundle into one write to the hardware ? */
#define IXGBE_RX_BUFFER_WRITE 16 /* Must be power of 2 */
dma_addr_t dma;
struct page *page;
dma_addr_t page_dma;
+ unsigned int page_offset;
};
struct ixgbe_queue_stats {
* offset associated with this ring, which is different
* for DCE and RSS modes */
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
+#ifdef CONFIG_IXGBE_DCA
/* cpu for tx queue */
int cpu;
#endif
struct net_lro_mgr lro_mgr;
bool lro_used;
struct ixgbe_queue_stats stats;
- u8 v_idx; /* maps directly to the index for this ring in the hardware
- * vector array, can also be used for finding the bit in EICR
- * and friends that represents the vector for this ring */
+ u16 v_idx; /* maps directly to the index for this ring in the hardware
+ * vector array, can also be used for finding the bit in EICR
+ * and friends that represents the vector for this ring */
- u32 eims_value;
- u16 itr_register;
- char name[IFNAMSIZ + 5];
u16 work_limit; /* max work per interrupt */
u16 rx_buf_len;
};
DECLARE_BITMAP(txr_idx, MAX_TX_QUEUES); /* Tx ring indices */
u8 rxr_count; /* Rx ring count assigned to this vector */
u8 txr_count; /* Tx ring count assigned to this vector */
- u8 tx_eitr;
- u8 rx_eitr;
+ u8 tx_itr;
+ u8 rx_itr;
u32 eitr;
};
/* TX */
struct ixgbe_ring *tx_ring; /* One per active queue */
+ int num_tx_queues;
u64 restart_queue;
+ u64 hw_csum_tx_good;
u64 lsc_int;
u64 hw_tso_ctxt;
u64 hw_tso6_ctxt;
/* RX */
struct ixgbe_ring *rx_ring; /* One per active queue */
- u64 hw_csum_tx_good;
+ int num_rx_queues;
u64 hw_csum_rx_error;
u64 hw_csum_rx_good;
u64 non_eop_descs;
- int num_tx_queues;
- int num_rx_queues;
int num_msix_vectors;
struct ixgbe_ring_feature ring_feature[3];
struct msix_entry *msix_entries;
struct ixgbe_hw_stats stats;
/* Interrupt Throttle Rate */
- u32 rx_eitr;
- u32 tx_eitr;
+ u32 eitr_param;
unsigned long state;
u64 tx_busy;
u64 lro_aggregated;
u64 lro_flushed;
u64 lro_no_desc;
+ unsigned int tx_ring_count;
+ unsigned int rx_ring_count;
u32 link_speed;
bool link_up;
extern void ixgbe_down(struct ixgbe_adapter *adapter);
extern void ixgbe_reinit_locked(struct ixgbe_adapter *adapter);
extern void ixgbe_reset(struct ixgbe_adapter *adapter);
-extern void ixgbe_update_stats(struct ixgbe_adapter *adapter);
extern void ixgbe_set_ethtool_ops(struct net_device *netdev);
-extern int ixgbe_setup_rx_resources(struct ixgbe_adapter *adapter,
- struct ixgbe_ring *rxdr);
-extern int ixgbe_setup_tx_resources(struct ixgbe_adapter *adapter,
- struct ixgbe_ring *txdr);
+extern int ixgbe_setup_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
+extern int ixgbe_setup_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
+extern void ixgbe_free_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
+extern void ixgbe_free_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
+extern void ixgbe_update_stats(struct ixgbe_adapter *adapter);
#endif /* _IXGBE_H_ */