[PATCH] chelsio: add support for other 10G boards

Add support for other versions of the 10G Chelsio boards.
This is basically a port of the vendor driver with the
TOE features removed.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/Kconfig

@@ -2361,9 +2361,9 @@ config CHELSIO_T1
         tristate "Chelsio 10Gb Ethernet support"
         depends on PCI
         help
-          This driver supports Chelsio N110 and N210 models 10Gb Ethernet
-          cards. More information about adapter features and performance
-          tuning is in <file:Documentation/networking/cxgb.txt>.
+          This driver supports Chelsio gigabit and 10-gigabit
+          Ethernet cards. More information about adapter features and
+	  performance tuning is in <file:Documentation/networking/cxgb.txt>.
 
           For general information about Chelsio and our products, visit
           our website at <http://www.chelsio.com>.

drivers/net/chelsio/Makefile

 #
-# Chelsio 10Gb NIC driver for Linux.
+# Chelsio T1 driver
 #
 
 obj-$(CONFIG_CHELSIO_T1) += cxgb.o
 
-EXTRA_CFLAGS += -Idrivers/net/chelsio $(DEBUG_FLAGS)
+cxgb-objs := cxgb2.o espi.o tp.o pm3393.o sge.o subr.o \
+	     mv88x201x.o my3126.o $(cxgb-y)
 
 
-cxgb-objs := cxgb2.o espi.o pm3393.o sge.o subr.o mv88x201x.o
-

drivers/net/chelsio/common.h

@@ -45,6 +45,7 @@
 #include <linux/delay.h>
 #include <linux/pci.h>
 #include <linux/ethtool.h>
+#include <linux/if_vlan.h>
 #include <linux/mii.h>
 #include <linux/crc32.h>
 #include <linux/init.h>
@@ -53,13 +54,30 @@
 
 #define DRV_DESCRIPTION "Chelsio 10Gb Ethernet Driver"
 #define DRV_NAME "cxgb"
-#define DRV_VERSION "2.1.1"
+#define DRV_VERSION "2.2"
 #define PFX      DRV_NAME ": "
 
 #define CH_ERR(fmt, ...)   printk(KERN_ERR PFX fmt, ## __VA_ARGS__)
 #define CH_WARN(fmt, ...)  printk(KERN_WARNING PFX fmt, ## __VA_ARGS__)
 #define CH_ALERT(fmt, ...) printk(KERN_ALERT PFX fmt, ## __VA_ARGS__)
 
+/*
+ * More powerful macro that selectively prints messages based on msg_enable.
+ * For info and debugging messages.
+ */
+#define CH_MSG(adapter, level, category, fmt, ...) do { \
+	if ((adapter)->msg_enable & NETIF_MSG_##category) \
+		printk(KERN_##level PFX "%s: " fmt, (adapter)->name, \
+		       ## __VA_ARGS__); \
+} while (0)
+
+#ifdef DEBUG
+# define CH_DBG(adapter, category, fmt, ...) \
+	CH_MSG(adapter, DEBUG, category, fmt, ## __VA_ARGS__)
+#else
+# define CH_DBG(fmt, ...)
+#endif
+
 #define CH_DEVICE(devid, ssid, idx) \
 	{ PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, ssid, 0, 0, idx }
 
@@ -71,10 +89,6 @@
 
 typedef struct adapter adapter_t;
 
-void t1_elmer0_ext_intr(adapter_t *adapter);
-void t1_link_changed(adapter_t *adapter, int port_id, int link_status,
-			int speed, int duplex, int fc);
-
 struct t1_rx_mode {
 	struct net_device *dev;
 	u32 idx;
@@ -97,26 +111,53 @@ static inline u8 *t1_get_next_mcaddr(struct t1_rx_mode *rm)
 }
 
 #define	MAX_NPORTS 4
+#define PORT_MASK ((1 << MAX_NPORTS) - 1)
+#define NMTUS      8
+#define TCB_SIZE   128
 
 #define SPEED_INVALID 0xffff
 #define DUPLEX_INVALID 0xff
 
 enum {
 	CHBT_BOARD_N110,
-	CHBT_BOARD_N210
+	CHBT_BOARD_N210,
+	CHBT_BOARD_7500,
+	CHBT_BOARD_8000,
+	CHBT_BOARD_CHT101,
+	CHBT_BOARD_CHT110,
+	CHBT_BOARD_CHT210,
+	CHBT_BOARD_CHT204,
+	CHBT_BOARD_CHT204V,
+	CHBT_BOARD_CHT204E,
+	CHBT_BOARD_CHN204,
+	CHBT_BOARD_COUGAR,
+	CHBT_BOARD_6800,
+	CHBT_BOARD_SIMUL,
 };
 
 enum {
+	CHBT_TERM_FPGA,
 	CHBT_TERM_T1,
-	CHBT_TERM_T2
+	CHBT_TERM_T2,
+	CHBT_TERM_T3
 };
 
 enum {
+	CHBT_MAC_CHELSIO_A,
+	CHBT_MAC_IXF1010,
 	CHBT_MAC_PM3393,
+	CHBT_MAC_VSC7321,
+	CHBT_MAC_DUMMY
 };
 
 enum {
+	CHBT_PHY_88E1041,
+	CHBT_PHY_88E1111,
 	CHBT_PHY_88X2010,
+	CHBT_PHY_XPAK,
+	CHBT_PHY_MY3126,
+	CHBT_PHY_8244,
+	CHBT_PHY_DUMMY
 };
 
 enum {
@@ -150,16 +191,43 @@ struct chelsio_pci_params {
 	unsigned char  is_pcix;
 };
 
+struct tp_params {
+	unsigned int pm_size;
+	unsigned int cm_size;
+	unsigned int pm_rx_base;
+	unsigned int pm_tx_base;
+	unsigned int pm_rx_pg_size;
+	unsigned int pm_tx_pg_size;
+	unsigned int pm_rx_num_pgs;
+	unsigned int pm_tx_num_pgs;
+	unsigned int rx_coalescing_size;
+	unsigned int use_5tuple_mode;
+};
+
+struct mc5_params {
+	unsigned int mode;       /* selects MC5 width */
+	unsigned int nservers;   /* size of server region */
+	unsigned int nroutes;    /* size of routing region */
+};
+
+/* Default MC5 region sizes */
+#define DEFAULT_SERVER_REGION_LEN 256
+#define DEFAULT_RT_REGION_LEN 1024
+
 struct adapter_params {
 	struct sge_params sge;
+	struct mc5_params mc5;
+	struct tp_params  tp;
 	struct chelsio_pci_params pci;
 
 	const struct board_info *brd_info;
 
+	unsigned short mtus[NMTUS];
 	unsigned int   nports;          /* # of ethernet ports */
 	unsigned int   stats_update_period;
 	unsigned short chip_revision;
 	unsigned char  chip_version;
+	unsigned char  is_asic;
 };
 
 struct link_config {
@@ -207,6 +275,7 @@ struct adapter {
 	/* Terminator modules. */
 	struct sge    *sge;
 	struct peespi *espi;
+	struct petp   *tp;
 
 	struct port_info port[MAX_NPORTS];
 	struct work_struct stats_update_task;
@@ -217,6 +286,7 @@ struct adapter {
 	/* guards async operations */
 	spinlock_t async_lock ____cacheline_aligned;
 	u32 slow_intr_mask;
+	int t1powersave;
 };
 
 enum {                                           /* adapter flags */
@@ -255,6 +325,11 @@ struct board_info {
 	const char             *desc;
 };
 
+static inline int t1_is_asic(const adapter_t *adapter)
+{
+	return adapter->params.is_asic;
+}
+
 extern struct pci_device_id t1_pci_tbl[];
 
 static inline int adapter_matches_type(const adapter_t *adapter,
@@ -284,13 +359,15 @@ static inline unsigned int core_ticks_per_usec(const adapter_t *adap)
 	return board_info(adap)->clock_core / 1000000;
 }
 
+extern int __t1_tpi_read(adapter_t *adapter, u32 addr, u32 *valp);
+extern int __t1_tpi_write(adapter_t *adapter, u32 addr, u32 value);
 extern int t1_tpi_write(adapter_t *adapter, u32 addr, u32 value);
 extern int t1_tpi_read(adapter_t *adapter, u32 addr, u32 *value);
 
 extern void t1_interrupts_enable(adapter_t *adapter);
 extern void t1_interrupts_disable(adapter_t *adapter);
 extern void t1_interrupts_clear(adapter_t *adapter);
-extern int elmer0_ext_intr_handler(adapter_t *adapter);
+extern int t1_elmer0_ext_intr_handler(adapter_t *adapter);
 extern int t1_slow_intr_handler(adapter_t *adapter);
 
 extern int t1_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc);
@@ -304,9 +381,7 @@ extern int t1_init_hw_modules(adapter_t *adapter);
 extern int t1_init_sw_modules(adapter_t *adapter, const struct board_info *bi);
 extern void t1_free_sw_modules(adapter_t *adapter);
 extern void t1_fatal_err(adapter_t *adapter);
-
-extern void t1_tp_set_udp_checksum_offload(adapter_t *adapter, int enable);
-extern void t1_tp_set_tcp_checksum_offload(adapter_t *adapter, int enable);
-extern void t1_tp_set_ip_checksum_offload(adapter_t *adapter, int enable);
-
+extern void t1_link_changed(adapter_t *adapter, int port_id);
+extern void t1_link_negotiated(adapter_t *adapter, int port_id, int link_stat,
+			    int speed, int duplex, int pause);
 #endif /* _CXGB_COMMON_H_ */

drivers/net/chelsio/cphy.h

@@ -52,7 +52,14 @@ struct mdio_ops {
 /* PHY interrupt types */
 enum {
 	cphy_cause_link_change = 0x1,
-	cphy_cause_error = 0x2
+	cphy_cause_error = 0x2,
+	cphy_cause_fifo_error = 0x3
+};
+
+enum {
+	PHY_LINK_UP = 0x1,
+	PHY_AUTONEG_RDY = 0x2,
+	PHY_AUTONEG_EN = 0x4
 };
 
 struct cphy;
@@ -81,7 +88,18 @@ struct cphy_ops {
 /* A PHY instance */
 struct cphy {
 	int addr;                            /* PHY address */
+	int state;	/* Link status state machine */
 	adapter_t *adapter;                  /* associated adapter */
+
+	struct work_struct phy_update;
+
+	u16 bmsr;
+	int count;
+	int act_count;
+	int act_on;
+
+	u32 elmer_gpo;
+
 	struct cphy_ops *ops;                /* PHY operations */
 	int (*mdio_read)(adapter_t *adapter, int phy_addr, int mmd_addr,
 			 int reg_addr, unsigned int *val);
@@ -142,6 +160,10 @@ struct gphy {
 	int (*reset)(adapter_t *adapter);
 };
 
+extern struct gphy t1_my3126_ops;
+extern struct gphy t1_mv88e1xxx_ops;
+extern struct gphy t1_vsc8244_ops;
+extern struct gphy t1_xpak_ops;
 extern struct gphy t1_mv88x201x_ops;
 extern struct gphy t1_dummy_phy_ops;
 

drivers/net/chelsio/cpl5_cmd.h

@@ -46,24 +46,385 @@
 #endif
 
 enum CPL_opcode {
+	CPL_PASS_OPEN_REQ     = 0x1,
+	CPL_PASS_OPEN_RPL     = 0x2,
+	CPL_PASS_ESTABLISH    = 0x3,
+	CPL_PASS_ACCEPT_REQ   = 0xE,
+	CPL_PASS_ACCEPT_RPL   = 0x4,
+	CPL_ACT_OPEN_REQ      = 0x5,
+	CPL_ACT_OPEN_RPL      = 0x6,
+	CPL_CLOSE_CON_REQ     = 0x7,
+	CPL_CLOSE_CON_RPL     = 0x8,
+	CPL_CLOSE_LISTSRV_REQ = 0x9,
+	CPL_CLOSE_LISTSRV_RPL = 0xA,
+	CPL_ABORT_REQ         = 0xB,
+	CPL_ABORT_RPL         = 0xC,
+	CPL_PEER_CLOSE        = 0xD,
+	CPL_ACT_ESTABLISH     = 0x17,
+
+	CPL_GET_TCB           = 0x24,
+	CPL_GET_TCB_RPL       = 0x25,
+	CPL_SET_TCB           = 0x26,
+	CPL_SET_TCB_FIELD     = 0x27,
+	CPL_SET_TCB_RPL       = 0x28,
+	CPL_PCMD              = 0x29,
+
+	CPL_PCMD_READ         = 0x31,
+	CPL_PCMD_READ_RPL     = 0x32,
+
+
+	CPL_RX_DATA           = 0xA0,
+	CPL_RX_DATA_DDP       = 0xA1,
+	CPL_RX_DATA_ACK       = 0xA3,
 	CPL_RX_PKT            = 0xAD,
+	CPL_RX_ISCSI_HDR      = 0xAF,
+	CPL_TX_DATA_ACK       = 0xB0,
+	CPL_TX_DATA           = 0xB1,
 	CPL_TX_PKT            = 0xB2,
 	CPL_TX_PKT_LSO        = 0xB6,
+
+	CPL_RTE_DELETE_REQ    = 0xC0,
+	CPL_RTE_DELETE_RPL    = 0xC1,
+	CPL_RTE_WRITE_REQ     = 0xC2,
+	CPL_RTE_WRITE_RPL     = 0xD3,
+	CPL_RTE_READ_REQ      = 0xC3,
+	CPL_RTE_READ_RPL      = 0xC4,
+	CPL_L2T_WRITE_REQ     = 0xC5,
+	CPL_L2T_WRITE_RPL     = 0xD4,
+	CPL_L2T_READ_REQ      = 0xC6,
+	CPL_L2T_READ_RPL      = 0xC7,
+	CPL_SMT_WRITE_REQ     = 0xC8,
+	CPL_SMT_WRITE_RPL     = 0xD5,
+	CPL_SMT_READ_REQ      = 0xC9,
+	CPL_SMT_READ_RPL      = 0xCA,
+	CPL_ARP_MISS_REQ      = 0xCD,
+	CPL_ARP_MISS_RPL      = 0xCE,
+	CPL_MIGRATE_C2T_REQ   = 0xDC,
+	CPL_MIGRATE_C2T_RPL   = 0xDD,
+	CPL_ERROR             = 0xD7,
+
+    /* internal: driver -> TOM */
+	CPL_MSS_CHANGE        = 0xE1
 };
 
-enum {                /* TX_PKT_LSO ethernet types */
+#define NUM_CPL_CMDS 256
+
+enum CPL_error {
+	CPL_ERR_NONE               = 0,
+	CPL_ERR_TCAM_PARITY        = 1,
+	CPL_ERR_TCAM_FULL          = 3,
+	CPL_ERR_CONN_RESET         = 20,
+	CPL_ERR_CONN_EXIST         = 22,
+	CPL_ERR_ARP_MISS           = 23,
+	CPL_ERR_BAD_SYN            = 24,
+	CPL_ERR_CONN_TIMEDOUT      = 30,
+	CPL_ERR_XMIT_TIMEDOUT      = 31,
+	CPL_ERR_PERSIST_TIMEDOUT   = 32,
+	CPL_ERR_FINWAIT2_TIMEDOUT  = 33,
+	CPL_ERR_KEEPALIVE_TIMEDOUT = 34,
+	CPL_ERR_ABORT_FAILED       = 42,
+	CPL_ERR_GENERAL            = 99
+};
+
+enum {
+	CPL_CONN_POLICY_AUTO = 0,
+	CPL_CONN_POLICY_ASK  = 1,
+	CPL_CONN_POLICY_DENY = 3
+};
+
+enum {
+	ULP_MODE_NONE   = 0,
+	ULP_MODE_TCPDDP = 1,
+	ULP_MODE_ISCSI  = 2,
+	ULP_MODE_IWARP  = 3,
+	ULP_MODE_SSL    = 4
+};
+
+enum {
+	CPL_PASS_OPEN_ACCEPT,
+	CPL_PASS_OPEN_REJECT
+};
+
+enum {
+	CPL_ABORT_SEND_RST = 0,
+	CPL_ABORT_NO_RST,
+	CPL_ABORT_POST_CLOSE_REQ = 2
+};
+
+enum {                // TX_PKT_LSO ethernet types
 	CPL_ETH_II,
 	CPL_ETH_II_VLAN,
 	CPL_ETH_802_3,
 	CPL_ETH_802_3_VLAN
 };
 
-struct cpl_rx_data {
+union opcode_tid {
+    u32 opcode_tid;
+    u8 opcode;
+};
+
+#define S_OPCODE 24
+#define V_OPCODE(x) ((x) << S_OPCODE)
+#define G_OPCODE(x) (((x) >> S_OPCODE) & 0xFF)
+#define G_TID(x)    ((x) & 0xFFFFFF)
+
+/* tid is assumed to be 24-bits */
+#define MK_OPCODE_TID(opcode, tid) (V_OPCODE(opcode) | (tid))
+
+#define OPCODE_TID(cmd) ((cmd)->ot.opcode_tid)
+
+/* extract the TID from a CPL command */
+#define GET_TID(cmd) (G_TID(ntohl(OPCODE_TID(cmd))))
+
+struct tcp_options {
+	u16 mss;
+	u8 wsf;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	u8 rsvd:4;
+	u8 ecn:1;
+	u8 sack:1;
+	u8 tstamp:1;
+#else
+	u8 tstamp:1;
+	u8 sack:1;
+	u8 ecn:1;
+	u8 rsvd:4;
+#endif
+};
+
+struct cpl_pass_open_req {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u32 opt0h;
+	u32 opt0l;
+	u32 peer_netmask;
+	u32 opt1;
+};
+
+struct cpl_pass_open_rpl {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u8 resvd[7];
+	u8 status;
+};
+
+struct cpl_pass_establish {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u32 tos_tid;
+	u8  l2t_idx;
+	u8  rsvd[3];
+	u32 snd_isn;
+	u32 rcv_isn;
+};
+
+struct cpl_pass_accept_req {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u32 tos_tid;
+    struct tcp_options tcp_options;
+	u8  dst_mac[6];
+	u16 vlan_tag;
+	u8  src_mac[6];
+	u8  rsvd[2];
+	u32 rcv_isn;
+	u32 unknown_tcp_options;
+};
+
+struct cpl_pass_accept_rpl {
+	union opcode_tid ot;
+	u32 rsvd0;
+	u32 rsvd1;
+	u32 peer_ip;
+	u32 opt0h;
+	union {
+	u32 opt0l;
+	struct {
+	    u8 rsvd[3];
+	    u8 status;
+	};
+    };
+};
+
+struct cpl_act_open_req {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u32 opt0h;
+	u32 opt0l;
+	u32 iff_vlantag;
+	u32 rsvd;
+};
+
+struct cpl_act_open_rpl {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u32 new_tid;
+	u8  rsvd[3];
+	u8  status;
+};
+
+struct cpl_act_establish {
+	union opcode_tid ot;
+	u16 local_port;
+	u16 peer_port;
+	u32 local_ip;
+	u32 peer_ip;
+	u32 tos_tid;
+	u32 rsvd;
+	u32 snd_isn;
+	u32 rcv_isn;
+};
+
+struct cpl_get_tcb {
+	union opcode_tid ot;
+	u32 rsvd;
+};
+
+struct cpl_get_tcb_rpl {
+	union opcode_tid ot;
+	u16 len;
+	u8 rsvd;
+	u8 status;
+};
+
+struct cpl_set_tcb {
+	union opcode_tid ot;
+	u16 len;
+	u16 rsvd;
+};
+
+struct cpl_set_tcb_field {
+	union opcode_tid ot;
+	u8 rsvd[3];
+	u8 offset;
+	u32 mask;
+	u32 val;
+};
+
+struct cpl_set_tcb_rpl {
+	union opcode_tid ot;
+	u8 rsvd[3];
+	u8 status;
+};
+
+struct cpl_pcmd {
+	union opcode_tid ot;
+	u16 dlen_in;
+	u16 dlen_out;
+	u32 pcmd_parm[2];
+};
+
+struct cpl_pcmd_read {
+	union opcode_tid ot;
+	u32 rsvd1;
+	u16 rsvd2;
+	u32 addr;
+	u16 len;
+};
+
+struct cpl_pcmd_read_rpl {
+	union opcode_tid ot;
+	u16 len;
+};
+
+struct cpl_close_con_req {
+	union opcode_tid ot;
+	u32 rsvd;
+};
+
+struct cpl_close_con_rpl {
+	union opcode_tid ot;
+	u8 rsvd[3];
+	u8 status;
+	u32 snd_nxt;
+	u32 rcv_nxt;
+};
+
+struct cpl_close_listserv_req {
+	union opcode_tid ot;
+	u32 rsvd;
+};
+
+struct cpl_close_listserv_rpl {
+	union opcode_tid ot;
+	u8 rsvd[3];
+	u8 status;
+};
+
+struct cpl_abort_req {
+	union opcode_tid ot;
 	u32 rsvd0;
+	u8  rsvd1;
+	u8  cmd;
+	u8  rsvd2[6];
+};
+
+struct cpl_abort_rpl {
+	union opcode_tid ot;
+	u32 rsvd0;
+	u8  rsvd1;
+	u8  status;
+	u8  rsvd2[6];
+};
+
+struct cpl_peer_close {
+	union opcode_tid ot;
+	u32 rsvd;
+};
+
+struct cpl_tx_data {
+	union opcode_tid ot;
+	u32 len;
+	u32 rsvd0;
+	u16 urg;
+	u16 flags;
+};
+
+struct cpl_tx_data_ack {
+	union opcode_tid ot;
+	u32 ack_seq;
+};
+
+struct cpl_rx_data {
+	union opcode_tid ot;
 	u32 len;
 	u32 seq;
 	u16 urg;
-	u8  rsvd1;
+	u8  rsvd;
+	u8  status;
+};
+
+struct cpl_rx_data_ack {
+	union opcode_tid ot;
+	u32 credit;
+};
+
+struct cpl_rx_data_ddp {
+	union opcode_tid ot;
+	u32 len;
+	u32 seq;
+	u32 nxt_seq;
+	u32 ulp_crc;
+	u16 ddp_status;
+	u8  rsvd;
 	u8  status;
 };
 
@@ -99,9 +460,9 @@ struct cpl_tx_pkt_lso {
 	u8 ip_csum_dis:1;
 	u8 l4_csum_dis:1;
 	u8 vlan_valid:1;
-	u8 rsvd:1;
+	u8 :1;
 #else
-	u8 rsvd:1;
+	u8 :1;
 	u8 vlan_valid:1;
 	u8 l4_csum_dis:1;
 	u8 ip_csum_dis:1;
@@ -110,8 +471,7 @@ struct cpl_tx_pkt_lso {
 	u16 vlan;
 	__be32 len;
 
-	u32 rsvd2;
-	u8 rsvd3;
+	u8 rsvd[5];
 #if defined(__LITTLE_ENDIAN_BITFIELD)
 	u8 tcp_hdr_words:4;
 	u8 ip_hdr_words:4;
@@ -138,8 +498,142 @@ struct cpl_rx_pkt {
 	u8 iff:4;
 #endif
 	u16 csum;
-	__be16 vlan;
+	u16 vlan;
 	u16 len;
 };
 
+struct cpl_l2t_write_req {
+	union opcode_tid ot;
+	u32 params;
+	u8 rsvd1[2];
+	u8 dst_mac[6];
+};
+
+struct cpl_l2t_write_rpl {
+	union opcode_tid ot;
+	u8 status;
+	u8 rsvd[3];
+};
+
+struct cpl_l2t_read_req {
+	union opcode_tid ot;
+	u8 rsvd[3];
+	u8 l2t_idx;
+};
+
+struct cpl_l2t_read_rpl {
+	union opcode_tid ot;
+	u32 params;
+	u8 rsvd1[2];
+	u8 dst_mac[6];
+};
+
+struct cpl_smt_write_req {
+	union opcode_tid ot;
+	u8 rsvd0;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	u8 rsvd1:1;
+	u8 mtu_idx:3;
+	u8 iff:4;
+#else
+	u8 iff:4;
+	u8 mtu_idx:3;
+	u8 rsvd1:1;
+#endif
+	u16 rsvd2;
+	u16 rsvd3;
+	u8  src_mac1[6];
+	u16 rsvd4;
+	u8  src_mac0[6];
+};
+
+struct cpl_smt_write_rpl {
+	union opcode_tid ot;
+	u8 status;
+	u8 rsvd[3];
+};
+
+struct cpl_smt_read_req {
+	union opcode_tid ot;
+	u8 rsvd0;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	u8 rsvd1:4;
+	u8 iff:4;
+#else
+	u8 iff:4;
+	u8 rsvd1:4;
+#endif
+	u16 rsvd2;
+};
+
+struct cpl_smt_read_rpl {
+	union opcode_tid ot;
+	u8 status;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	u8 rsvd1:1;
+	u8 mtu_idx:3;
+	u8 rsvd0:4;
+#else
+	u8 rsvd0:4;
+	u8 mtu_idx:3;
+	u8 rsvd1:1;
+#endif
+	u16 rsvd2;
+	u16 rsvd3;
+	u8  src_mac1[6];
+	u16 rsvd4;
+	u8  src_mac0[6];
+};
+
+struct cpl_rte_delete_req {
+	union opcode_tid ot;
+	u32 params;
+};
+
+struct cpl_rte_delete_rpl {
+	union opcode_tid ot;
+	u8 status;
+	u8 rsvd[3];
+};
+
+struct cpl_rte_write_req {
+	union opcode_tid ot;
+	u32 params;
+	u32 netmask;
+	u32 faddr;
+};
+
+struct cpl_rte_write_rpl {
+	union opcode_tid ot;
+	u8 status;
+	u8 rsvd[3];
+};
+
+struct cpl_rte_read_req {
+	union opcode_tid ot;
+	u32 params;
+};
+
+struct cpl_rte_read_rpl {
+	union opcode_tid ot;
+	u8 status;
+	u8 rsvd0[2];
+	u8 l2t_idx;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	u8 rsvd1:7;
+	u8 select:1;
+#else
+	u8 select:1;
+	u8 rsvd1:7;
+#endif
+	u8 rsvd2[3];
+	u32 addr;
+};
+
+struct cpl_mss_change {
+	union opcode_tid ot;
+	u32 mss;
+};
+
 #endif /* _CXGB_CPL5_CMD_H_ */
+

drivers/net/chelsio/cxgb2.c

@@ -53,7 +53,9 @@
 #include "gmac.h"
 #include "cphy.h"
 #include "sge.h"
+#include "tp.h"
 #include "espi.h"
+#include "elmer0.h"
 
 #include <linux/workqueue.h>
 
@@ -73,10 +75,9 @@ static inline void cancel_mac_stats_update(struct adapter *ap)
 #define MAX_RX_JUMBO_BUFFERS 16384
 #define MAX_TX_BUFFERS_HIGH	16384U
 #define MAX_TX_BUFFERS_LOW	1536U
+#define MAX_TX_BUFFERS		1460U
 #define MIN_FL_ENTRIES 32
 
-#define PORT_MASK ((1 << MAX_NPORTS) - 1)
-
 #define DFLT_MSG_ENABLE (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK | \
 			 NETIF_MSG_TIMER | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP |\
 			 NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR)
@@ -94,8 +95,17 @@ MODULE_LICENSE("GPL");
 static int dflt_msg_enable = DFLT_MSG_ENABLE;
 
 module_param(dflt_msg_enable, int, 0);
-MODULE_PARM_DESC(dflt_msg_enable, "Chelsio T1 message enable bitmap");
+MODULE_PARM_DESC(dflt_msg_enable, "Chelsio T1 default message enable bitmap");
+
+#define HCLOCK 0x0
+#define LCLOCK 0x1
+
+/* T1 cards powersave mode */
+static int t1_clock(struct adapter *adapter, int mode);
+static int t1powersave = 1;	/* HW default is powersave mode. */
 
+module_param(t1powersave, int, 0);
+MODULE_PARM_DESC(t1powersave, "Enable/Disable T1 powersaving mode");
 
 static const char pci_speed[][4] = {
 	"33", "66", "100", "133"
@@ -135,7 +145,7 @@ static void link_report(struct port_info *p)
 	}
 }
 
-void t1_link_changed(struct adapter *adapter, int port_id, int link_stat,
+void t1_link_negotiated(struct adapter *adapter, int port_id, int link_stat,
 			int speed, int duplex, int pause)
 {
 	struct port_info *p = &adapter->port[port_id];
@@ -147,6 +157,22 @@ void t1_link_changed(struct adapter *adapter, int port_id, int link_stat,
 			netif_carrier_off(p->dev);
 		link_report(p);
 
+		/* multi-ports: inform toe */
+		if ((speed > 0) && (adapter->params.nports > 1)) {
+			unsigned int sched_speed = 10;
+			switch (speed) {
+			case SPEED_1000:
+				sched_speed = 1000;
+				break;
+			case SPEED_100:
+				sched_speed = 100;
+				break;
+			case SPEED_10:
+				sched_speed = 10;
+				break;
+			}
+			t1_sched_update_parms(adapter->sge, port_id, 0, sched_speed);
+		}
 	}
 }
 
@@ -165,8 +191,10 @@ static void link_start(struct port_info *p)
 static void enable_hw_csum(struct adapter *adapter)
 {
 	if (adapter->flags & TSO_CAPABLE)
-		t1_tp_set_ip_checksum_offload(adapter, 1); /* for TSO only */
-	t1_tp_set_tcp_checksum_offload(adapter, 1);
+		t1_tp_set_ip_checksum_offload(adapter->tp, 1);	/* for TSO only */
+	if (adapter->flags & UDP_CSUM_CAPABLE)
+		t1_tp_set_udp_checksum_offload(adapter->tp, 1);
+	t1_tp_set_tcp_checksum_offload(adapter->tp, 1);
 }
 
 /*
@@ -468,6 +496,18 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats,
 	*data++ = (u64)t->tx_reg_pkts;
 	*data++ = (u64)t->tx_lso_pkts;
 	*data++ = (u64)t->tx_do_cksum;
+
+	if (adapter->espi) {
+		const struct espi_intr_counts *e;
+
+		e = t1_espi_get_intr_counts(adapter->espi);
+		*data++ = (u64) e->DIP2_parity_err;
+		*data++ = (u64) e->DIP4_err;
+		*data++ = (u64) e->rx_drops;
+		*data++ = (u64) e->tx_drops;
+		*data++ = (u64) e->rx_ovflw;
+		*data++ = (u64) e->parity_err;
+	}
 }
 
 static inline void reg_block_dump(struct adapter *ap, void *buf,
@@ -491,6 +531,15 @@ static void get_regs(struct net_device *dev, struct ethtool_regs *regs,
 
 	memset(buf, 0, T2_REGMAP_SIZE);
 	reg_block_dump(ap, buf, 0, A_SG_RESPACCUTIMER);
+	reg_block_dump(ap, buf, A_MC3_CFG, A_MC4_INT_CAUSE);
+	reg_block_dump(ap, buf, A_TPI_ADDR, A_TPI_PAR);
+	reg_block_dump(ap, buf, A_TP_IN_CONFIG, A_TP_TX_DROP_COUNT);
+	reg_block_dump(ap, buf, A_RAT_ROUTE_CONTROL, A_RAT_INTR_CAUSE);
+	reg_block_dump(ap, buf, A_CSPI_RX_AE_WM, A_CSPI_INTR_ENABLE);
+	reg_block_dump(ap, buf, A_ESPI_SCH_TOKEN0, A_ESPI_GOSTAT);
+	reg_block_dump(ap, buf, A_ULP_ULIMIT, A_ULP_PIO_CTRL);
+	reg_block_dump(ap, buf, A_PL_ENABLE, A_PL_CAUSE);
+	reg_block_dump(ap, buf, A_MC5_CONFIG, A_MC5_MASK_WRITE_CMD);
 }
 
 static int get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
@@ -729,7 +778,9 @@ static int get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 
 static int get_eeprom_len(struct net_device *dev)
 {
-	return EEPROM_SIZE;
+ 	struct adapter *adapter = dev->priv;
+
+ 	return t1_is_asic(adapter) ? EEPROM_SIZE : 0;
 }
 
 #define EEPROM_MAGIC(ap) \
@@ -914,7 +965,7 @@ static void ext_intr_task(void *data)
 {
 	struct adapter *adapter = data;
 
-	elmer0_ext_intr_handler(adapter);
+	t1_elmer0_ext_intr_handler(adapter);
 
 	/* Now reenable external interrupts */
 	spin_lock_irq(&adapter->async_lock);
@@ -1074,16 +1125,19 @@ static int __devinit init_one(struct pci_dev *pdev,
 			netdev->vlan_rx_register = vlan_rx_register;
 			netdev->vlan_rx_kill_vid = vlan_rx_kill_vid;
 #endif
-			adapter->flags |= TSO_CAPABLE;
-			netdev->features |= NETIF_F_TSO;
+
+			/* T204: disable TSO */
+			if (!(is_T2(adapter)) || bi->port_number != 4) {
+				adapter->flags |= TSO_CAPABLE;
+				netdev->features |= NETIF_F_TSO;
+			}
 		}
 
 		netdev->open = cxgb_open;
 		netdev->stop = cxgb_close;
 		netdev->hard_start_xmit = t1_start_xmit;
 		netdev->hard_header_len += (adapter->flags & TSO_CAPABLE) ?
-			sizeof(struct cpl_tx_pkt_lso) :
-			sizeof(struct cpl_tx_pkt);
+			sizeof(struct cpl_tx_pkt_lso) : sizeof(struct cpl_tx_pkt);
 		netdev->get_stats = t1_get_stats;
 		netdev->set_multicast_list = t1_set_rxmode;
 		netdev->do_ioctl = t1_ioctl;
@@ -1134,6 +1188,17 @@ static int __devinit init_one(struct pci_dev *pdev,
 	       bi->desc, adapter->params.chip_revision,
 	       adapter->params.pci.is_pcix ? "PCIX" : "PCI",
 	       adapter->params.pci.speed, adapter->params.pci.width);
+
+	/*
+	 * Set the T1B ASIC and memory clocks.
+	 */
+	if (t1powersave)
+		adapter->t1powersave = LCLOCK;	/* HW default is powersave mode. */
+	else
+		adapter->t1powersave = HCLOCK;
+	if (t1_is_T1B(adapter))
+		t1_clock(adapter, t1powersave);
+
 	return 0;
 
  out_release_adapter_res:
@@ -1153,6 +1218,155 @@ static int __devinit init_one(struct pci_dev *pdev,
 	return err;
 }
 
+static void bit_bang(struct adapter *adapter, int bitdata, int nbits)
+{
+	int data;
+	int i;
+	u32 val;
+
+	enum {
+		S_CLOCK = 1 << 3,
+		S_DATA = 1 << 4
+	};
+
+	for (i = (nbits - 1); i > -1; i--) {
+
+		udelay(50);
+
+		data = ((bitdata >> i) & 0x1);
+		__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+
+		if (data)
+			val |= S_DATA;
+		else
+			val &= ~S_DATA;
+
+		udelay(50);
+
+		/* Set SCLOCK low */
+		val &= ~S_CLOCK;
+		__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+
+		udelay(50);
+
+		/* Write SCLOCK high */
+		val |= S_CLOCK;
+		__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+
+	}
+}
+
+static int t1_clock(struct adapter *adapter, int mode)
+{
+	u32 val;
+	int M_CORE_VAL;
+	int M_MEM_VAL;
+
+	enum {
+		M_CORE_BITS = 9,
+		T_CORE_VAL = 0,
+		T_CORE_BITS = 2,
+		N_CORE_VAL = 0,
+		N_CORE_BITS = 2,
+		M_MEM_BITS = 9,
+		T_MEM_VAL = 0,
+		T_MEM_BITS = 2,
+		N_MEM_VAL = 0,
+		N_MEM_BITS = 2,
+		NP_LOAD = 1 << 17,
+		S_LOAD_MEM = 1 << 5,
+		S_LOAD_CORE = 1 << 6,
+		S_CLOCK = 1 << 3
+	};
+
+	if (!t1_is_T1B(adapter))
+		return -ENODEV;	/* Can't re-clock this chip. */
+
+	if (mode & 2) {
+		return 0;	/* show current mode. */
+	}
+
+	if ((adapter->t1powersave & 1) == (mode & 1))
+		return -EALREADY;	/* ASIC already running in mode. */
+
+	if ((mode & 1) == HCLOCK) {
+		M_CORE_VAL = 0x14;
+		M_MEM_VAL = 0x18;
+		adapter->t1powersave = HCLOCK;	/* overclock */
+	} else {
+		M_CORE_VAL = 0xe;
+		M_MEM_VAL = 0x10;
+		adapter->t1powersave = LCLOCK;	/* underclock */
+	}
+
+	/* Don't interrupt this serial stream! */
+	spin_lock(&adapter->tpi_lock);
+
+	/* Initialize for ASIC core */
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val |= NP_LOAD;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val &= ~S_LOAD_CORE;
+	val &= ~S_CLOCK;
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+
+	/* Serial program the ASIC clock synthesizer */
+	bit_bang(adapter, T_CORE_VAL, T_CORE_BITS);
+	bit_bang(adapter, N_CORE_VAL, N_CORE_BITS);
+	bit_bang(adapter, M_CORE_VAL, M_CORE_BITS);
+	udelay(50);
+
+	/* Finish ASIC core */
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val |= S_LOAD_CORE;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val &= ~S_LOAD_CORE;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+
+	/* Initialize for memory */
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val |= NP_LOAD;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val &= ~S_LOAD_MEM;
+	val &= ~S_CLOCK;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+
+	/* Serial program the memory clock synthesizer */
+	bit_bang(adapter, T_MEM_VAL, T_MEM_BITS);
+	bit_bang(adapter, N_MEM_VAL, N_MEM_BITS);
+	bit_bang(adapter, M_MEM_VAL, M_MEM_BITS);
+	udelay(50);
+
+	/* Finish memory */
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val |= S_LOAD_MEM;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(50);
+	__t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val &= ~S_LOAD_MEM;
+	udelay(50);
+	__t1_tpi_write(adapter, A_ELMER0_GPO, val);
+
+	spin_unlock(&adapter->tpi_lock);
+
+	return 0;
+}
+
 static inline void t1_sw_reset(struct pci_dev *pdev)
 {
 	pci_write_config_dword(pdev, A_PCICFG_PM_CSR, 3);

drivers/net/chelsio/elmer0.h

@@ -39,6 +39,12 @@
 #ifndef _CXGB_ELMER0_H_
 #define _CXGB_ELMER0_H_
 
+/* ELMER0 flavors */
+enum {
+	ELMER0_XC2S300E_6FT256_C,
+	ELMER0_XC2S100E_6TQ144_C
+};
+
 /* ELMER0 registers */
 #define A_ELMER0_VERSION 0x100000
 #define A_ELMER0_PHY_CFG 0x100004
@@ -149,3 +155,4 @@
 #define MI1_OP_INDIRECT_READ     3
 
 #endif /* _CXGB_ELMER0_H_ */
+

drivers/net/chelsio/espi.c

@@ -81,46 +81,36 @@ static int tricn_write(adapter_t *adapter, int bundle_addr, int module_addr,
 	return busy;
 }
 
-/* 1. Deassert rx_reset_core. */
-/* 2. Program TRICN_CNFG registers. */
-/* 3. Deassert rx_reset_link */
 static int tricn_init(adapter_t *adapter)
 {
-	int     i               = 0;
-	int     stat            = 0;
-	int     timeout         = 0;
-	int     is_ready        = 0;
+	int i, sme = 1;
 
-	/* 1 */
-	timeout=1000;
-	do {
-		stat = readl(adapter->regs + A_ESPI_RX_RESET);
-		is_ready = (stat & 0x4);
-		timeout--;
-		udelay(5);
-	} while (!is_ready || (timeout==0));
-	writel(0x2, adapter->regs + A_ESPI_RX_RESET);
-	if (timeout==0)
-	{
-		CH_ERR("ESPI : ERROR : Timeout tricn_init() \n");
-		t1_fatal_err(adapter);
+	if (!(readl(adapter->regs + A_ESPI_RX_RESET)  & F_RX_CLK_STATUS)) {
+		CH_ERR("%s: ESPI clock not ready\n", adapter->name);
+		return -1;
 	}
 
-	/* 2 */
-	tricn_write(adapter, 0, 0, 0, TRICN_CNFG, 0x81);
-	tricn_write(adapter, 0, 1, 0, TRICN_CNFG, 0x81);
-	tricn_write(adapter, 0, 2, 0, TRICN_CNFG, 0x81);
-	for (i=1; i<= 8; i++) tricn_write(adapter, 0, 0, i, TRICN_CNFG, 0xf1);
-	for (i=1; i<= 2; i++) tricn_write(adapter, 0, 1, i, TRICN_CNFG, 0xf1);
-	for (i=1; i<= 3; i++) tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0xe1);
-	for (i=4; i<= 4; i++) tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0xf1);
-	for (i=5; i<= 5; i++) tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0xe1);
-	for (i=6; i<= 6; i++) tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0xf1);
-	for (i=7; i<= 7; i++) tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0x80);
-	for (i=8; i<= 8; i++) tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0xf1);
-
-	/* 3 */
-	writel(0x3, adapter->regs + A_ESPI_RX_RESET);
+	writel(F_ESPI_RX_CORE_RST, adapter->regs + A_ESPI_RX_RESET);
+
+	if (sme) {
+		tricn_write(adapter, 0, 0, 0, TRICN_CNFG, 0x81);
+		tricn_write(adapter, 0, 1, 0, TRICN_CNFG, 0x81);
+		tricn_write(adapter, 0, 2, 0, TRICN_CNFG, 0x81);
+	}
+	for (i = 1; i <= 8; i++)
+		tricn_write(adapter, 0, 0, i, TRICN_CNFG, 0xf1);
+	for (i = 1; i <= 2; i++)
+		tricn_write(adapter, 0, 1, i, TRICN_CNFG, 0xf1);
+	for (i = 1; i <= 3; i++)
+		tricn_write(adapter, 0, 2, i, TRICN_CNFG, 0xe1);
+	tricn_write(adapter, 0, 2, 4, TRICN_CNFG, 0xf1);
+	tricn_write(adapter, 0, 2, 5, TRICN_CNFG, 0xe1);
+	tricn_write(adapter, 0, 2, 6, TRICN_CNFG, 0xf1);
+	tricn_write(adapter, 0, 2, 7, TRICN_CNFG, 0x80);
+	tricn_write(adapter, 0, 2, 8, TRICN_CNFG, 0xf1);
+
+	writel(F_ESPI_RX_CORE_RST | F_ESPI_RX_LNK_RST,
+	       adapter->regs + A_ESPI_RX_RESET);
 
 	return 0;
 }
@@ -143,6 +133,7 @@ void t1_espi_intr_enable(struct peespi *espi)
 
 void t1_espi_intr_clear(struct peespi *espi)
 {
+	readl(espi->adapter->regs + A_ESPI_DIP2_ERR_COUNT);
 	writel(0xffffffff, espi->adapter->regs + A_ESPI_INTR_STATUS);
 	writel(F_PL_INTR_ESPI, espi->adapter->regs + A_PL_CAUSE);
 }
@@ -157,7 +148,6 @@ void t1_espi_intr_disable(struct peespi *espi)
 
 int t1_espi_intr_handler(struct peespi *espi)
 {
-	u32 cnt;
 	u32 status = readl(espi->adapter->regs + A_ESPI_INTR_STATUS);
 
 	if (status & F_DIP4ERR)
@@ -177,7 +167,7 @@ int t1_espi_intr_handler(struct peespi *espi)
 		 * Must read the error count to clear the interrupt
 		 * that it causes.
 		 */
-		cnt = readl(espi->adapter->regs + A_ESPI_DIP2_ERR_COUNT);
+		readl(espi->adapter->regs + A_ESPI_DIP2_ERR_COUNT);
 	}
 
 	/*
@@ -210,17 +200,45 @@ static void espi_setup_for_pm3393(adapter_t *adapter)
 	writel(V_RX_NPORTS(1) | V_TX_NPORTS(1), adapter->regs + A_PORT_CONFIG);
 }
 
-/* T2 Init part --  */
-/* 1. Set T_ESPI_MISCCTRL_ADDR */
-/* 2. Init ESPI registers. */
-/* 3. Init TriCN Hard Macro */
-int t1_espi_init(struct peespi *espi, int mac_type, int nports)
+static void espi_setup_for_vsc7321(adapter_t *adapter)
+{
+        writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN0);
+        writel(0x1f401f4, adapter->regs + A_ESPI_SCH_TOKEN1);
+        writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN2);
+	writel(0xa00, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK);
+	writel(0x1ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK);
+	writel(1, adapter->regs + A_ESPI_CALENDAR_LENGTH);
+	writel(V_RX_NPORTS(4) | V_TX_NPORTS(4), adapter->regs + A_PORT_CONFIG);
+
+	writel(0x08000008, adapter->regs + A_ESPI_TRAIN);
+}
+
+/*
+ * Note that T1B requires at least 2 ports for IXF1010 due to a HW bug.
+ */
+static void espi_setup_for_ixf1010(adapter_t *adapter, int nports)
 {
-	u32 cnt;
+	writel(1, adapter->regs + A_ESPI_CALENDAR_LENGTH);
+	if (nports == 4) {
+		if (is_T2(adapter)) {
+			writel(0xf00, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK);
+			writel(0x3c0, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK);
+		} else {
+			writel(0x7ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK);
+			writel(0x1ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK);
+		}
+	} else {
+		writel(0x1fff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK);
+		writel(0x7ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK);
+	}
+	writel(V_RX_NPORTS(nports) | V_TX_NPORTS(nports), adapter->regs + A_PORT_CONFIG);
 
+}
+
+int t1_espi_init(struct peespi *espi, int mac_type, int nports)
+{
 	u32 status_enable_extra = 0;
 	adapter_t *adapter = espi->adapter;
-	u32 status, burstval = 0x800100;
 
 	/* Disable ESPI training.  MACs that can handle it enable it below. */
 	writel(0, adapter->regs + A_ESPI_TRAIN);
@@ -229,38 +247,20 @@ int t1_espi_init(struct peespi *espi, int mac_type, int nports)
 		writel(V_OUT_OF_SYNC_COUNT(4) |
 		       V_DIP2_PARITY_ERR_THRES(3) |
 		       V_DIP4_THRES(1), adapter->regs + A_ESPI_MISC_CONTROL);
-		if (nports == 4) {
-			/* T204: maxburst1 = 0x40, maxburst2 = 0x20 */
-			burstval = 0x200040;
-		}
-	}
-	writel(burstval, adapter->regs + A_ESPI_MAXBURST1_MAXBURST2);
+        	writel(nports == 4 ? 0x200040 : 0x1000080,
+		       adapter->regs + A_ESPI_MAXBURST1_MAXBURST2);
+	} else
+        	writel(0x800100, adapter->regs + A_ESPI_MAXBURST1_MAXBURST2);
 
-	switch (mac_type) {
-	case CHBT_MAC_PM3393:
+	if (mac_type == CHBT_MAC_PM3393)
 		espi_setup_for_pm3393(adapter);
-		break;
-	default:
+	else if (mac_type == CHBT_MAC_VSC7321)
+		espi_setup_for_vsc7321(adapter);
+	else if (mac_type == CHBT_MAC_IXF1010) {
+		status_enable_extra = F_INTEL1010MODE;
+		espi_setup_for_ixf1010(adapter, nports);
+	} else
 		return -1;
-	}
-
-	/*
-	 * Make sure any pending interrupts from the SPI are
-	 * Cleared before enabling the interrupt.
-	 */
-	writel(ESPI_INTR_MASK, espi->adapter->regs + A_ESPI_INTR_ENABLE);
-	status = readl(espi->adapter->regs + A_ESPI_INTR_STATUS);
-	if (status & F_DIP2PARITYERR) {
-		cnt = readl(espi->adapter->regs + A_ESPI_DIP2_ERR_COUNT);
-	}
-
-	/*
-	 * For T1B we need to write 1 to clear ESPI interrupts.  For T2+ we
-	 * write the status as is.
-	 */
-	if (status && t1_is_T1B(espi->adapter))
-		status = 1;
-	writel(status, espi->adapter->regs + A_ESPI_INTR_STATUS);
 
 	writel(status_enable_extra | F_RXSTATUSENABLE,
 	       adapter->regs + A_ESPI_FIFO_STATUS_ENABLE);
@@ -271,9 +271,11 @@ int t1_espi_init(struct peespi *espi, int mac_type, int nports)
 		 * Always position the control at the 1st port egress IN
 		 * (sop,eop) counter to reduce PIOs for T/N210 workaround.
 		 */
-		espi->misc_ctrl = (readl(adapter->regs + A_ESPI_MISC_CONTROL)
-				   & ~MON_MASK) | (F_MONITORED_DIRECTION
-				   | F_MONITORED_INTERFACE);
+		espi->misc_ctrl = readl(adapter->regs + A_ESPI_MISC_CONTROL);
+		espi->misc_ctrl &= ~MON_MASK;
+		espi->misc_ctrl |= F_MONITORED_DIRECTION;
+		if (adapter->params.nports == 1)
+			espi->misc_ctrl |= F_MONITORED_INTERFACE;
 		writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL);
 		spin_lock_init(&espi->lock);
 	}
@@ -299,8 +301,7 @@ void t1_espi_set_misc_ctrl(adapter_t *adapter, u32 val)
 {
 	struct peespi *espi = adapter->espi;
 
-	if (!is_T2(adapter))
-		return;
+	if (!is_T2(adapter)) return;
 	spin_lock(&espi->lock);
 	espi->misc_ctrl = (val & ~MON_MASK) |
 			  (espi->misc_ctrl & MON_MASK);
@@ -310,27 +311,61 @@ void t1_espi_set_misc_ctrl(adapter_t *adapter, u32 val)
 
 u32 t1_espi_get_mon(adapter_t *adapter, u32 addr, u8 wait)
 {
-	u32 sel;
-
 	struct peespi *espi = adapter->espi;
+	u32 sel;
 
 	if (!is_T2(adapter))
 		return 0;
+
 	sel = V_MONITORED_PORT_NUM((addr & 0x3c) >> 2);
 	if (!wait) {
 		if (!spin_trylock(&espi->lock))
 			return 0;
-	}
-	else
+	} else
 		spin_lock(&espi->lock);
+
 	if ((sel != (espi->misc_ctrl & MON_MASK))) {
 		writel(((espi->misc_ctrl & ~MON_MASK) | sel),
 		       adapter->regs + A_ESPI_MISC_CONTROL);
 		sel = readl(adapter->regs + A_ESPI_SCH_TOKEN3);
 		writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL);
-	}
-	else
+	} else
 		sel = readl(adapter->regs + A_ESPI_SCH_TOKEN3);
 	spin_unlock(&espi->lock);
 	return sel;
 }
+
+/*
+ * This function is for T204 only.
+ * compare with t1_espi_get_mon(), it reads espiInTxSop[0 ~ 3] in
+ * one shot, since there is no per port counter on the out side.
+ */
+int
+t1_espi_get_mon_t204(adapter_t *adapter, u32 *valp, u8 wait)
+{
+        struct peespi *espi = adapter->espi;
+	u8 i, nport = (u8)adapter->params.nports;
+
+        if (!wait) {
+                if (!spin_trylock(&espi->lock))
+                        return -1;
+        } else
+                spin_lock(&espi->lock);
+
+	if ( (espi->misc_ctrl & MON_MASK) != F_MONITORED_DIRECTION ) {
+		espi->misc_ctrl = (espi->misc_ctrl & ~MON_MASK) |
+					F_MONITORED_DIRECTION;
+                writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL);
+ 	}
+	for (i = 0 ; i < nport; i++, valp++) {
+		if (i) {
+			writel(espi->misc_ctrl | V_MONITORED_PORT_NUM(i),
+			       adapter->regs + A_ESPI_MISC_CONTROL);
+		}
+                *valp = readl(adapter->regs + A_ESPI_SCH_TOKEN3);
+        }
+
+        writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL);
+        spin_unlock(&espi->lock);
+        return 0;
+}

drivers/net/chelsio/espi.h

@@ -64,5 +64,6 @@ const struct espi_intr_counts *t1_espi_get_intr_counts(struct peespi *espi);
 
 void t1_espi_set_misc_ctrl(adapter_t *adapter, u32 val);
 u32 t1_espi_get_mon(adapter_t *adapter, u32 addr, u8 wait);
+int t1_espi_get_mon_t204(adapter_t *, u32 *, u8);
 
 #endif /* _CXGB_ESPI_H_ */

drivers/net/chelsio/fpga_defs.h

+/* $Date: 2005/03/07 23:59:05 $ $RCSfile: fpga_defs.h,v $ $Revision: 1.4 $ */
+
+/*
+ * FPGA specific definitions
+ */
+
+#ifndef __CHELSIO_FPGA_DEFS_H__
+#define __CHELSIO_FPGA_DEFS_H__
+
+#define FPGA_PCIX_ADDR_VERSION               0xA08
+#define FPGA_PCIX_ADDR_STAT                  0xA0C
+
+/* FPGA master interrupt Cause/Enable bits */
+#define FPGA_PCIX_INTERRUPT_SGE_ERROR        0x1
+#define FPGA_PCIX_INTERRUPT_SGE_DATA         0x2
+#define FPGA_PCIX_INTERRUPT_TP               0x4
+#define FPGA_PCIX_INTERRUPT_MC3              0x8
+#define FPGA_PCIX_INTERRUPT_GMAC             0x10
+#define FPGA_PCIX_INTERRUPT_PCIX             0x20
+
+/* TP interrupt register addresses */
+#define FPGA_TP_ADDR_INTERRUPT_ENABLE        0xA10
+#define FPGA_TP_ADDR_INTERRUPT_CAUSE         0xA14
+#define FPGA_TP_ADDR_VERSION                 0xA18
+
+/* TP interrupt Cause/Enable bits */
+#define FPGA_TP_INTERRUPT_MC4                0x1
+#define FPGA_TP_INTERRUPT_MC5                0x2
+
+/*
+ * PM interrupt register addresses
+ */
+#define FPGA_MC3_REG_INTRENABLE              0xA20
+#define FPGA_MC3_REG_INTRCAUSE               0xA24
+#define FPGA_MC3_REG_VERSION                 0xA28
+
+/*
+ * GMAC interrupt register addresses
+ */
+#define FPGA_GMAC_ADDR_INTERRUPT_ENABLE      0xA30
+#define FPGA_GMAC_ADDR_INTERRUPT_CAUSE       0xA34
+#define FPGA_GMAC_ADDR_VERSION               0xA38
+
+/* GMAC Cause/Enable bits */
+#define FPGA_GMAC_INTERRUPT_PORT0            0x1
+#define FPGA_GMAC_INTERRUPT_PORT1            0x2
+#define FPGA_GMAC_INTERRUPT_PORT2            0x4
+#define FPGA_GMAC_INTERRUPT_PORT3            0x8
+
+/* MI0 registers */
+#define A_MI0_CLK 0xb00
+
+#define S_MI0_CLK_DIV    0
+#define M_MI0_CLK_DIV    0xff
+#define V_MI0_CLK_DIV(x) ((x) << S_MI0_CLK_DIV)
+#define G_MI0_CLK_DIV(x) (((x) >> S_MI0_CLK_DIV) & M_MI0_CLK_DIV)
+
+#define S_MI0_CLK_CNT    8
+#define M_MI0_CLK_CNT    0xff
+#define V_MI0_CLK_CNT(x) ((x) << S_MI0_CLK_CNT)
+#define G_MI0_CLK_CNT(x) (((x) >> S_MI0_CLK_CNT) & M_MI0_CLK_CNT)
+
+#define A_MI0_CSR 0xb04
+
+#define S_MI0_CSR_POLL    0
+#define V_MI0_CSR_POLL(x) ((x) << S_MI0_CSR_POLL)
+#define F_MI0_CSR_POLL    V_MI0_CSR_POLL(1U)
+
+#define S_MI0_PREAMBLE    1
+#define V_MI0_PREAMBLE(x) ((x) << S_MI0_PREAMBLE)
+#define F_MI0_PREAMBLE    V_MI0_PREAMBLE(1U)
+
+#define S_MI0_INTR_ENABLE    2
+#define V_MI0_INTR_ENABLE(x) ((x) << S_MI0_INTR_ENABLE)
+#define F_MI0_INTR_ENABLE    V_MI0_INTR_ENABLE(1U)
+
+#define S_MI0_BUSY    3
+#define V_MI0_BUSY(x) ((x) << S_MI0_BUSY)
+#define F_MI0_BUSY    V_MI0_BUSY(1U)
+
+#define S_MI0_MDIO    4
+#define V_MI0_MDIO(x) ((x) << S_MI0_MDIO)
+#define F_MI0_MDIO    V_MI0_MDIO(1U)
+
+#define A_MI0_ADDR 0xb08
+
+#define S_MI0_PHY_REG_ADDR    0
+#define M_MI0_PHY_REG_ADDR    0x1f
+#define V_MI0_PHY_REG_ADDR(x) ((x) << S_MI0_PHY_REG_ADDR)
+#define G_MI0_PHY_REG_ADDR(x) (((x) >> S_MI0_PHY_REG_ADDR) & M_MI0_PHY_REG_ADDR)
+
+#define S_MI0_PHY_ADDR    5
+#define M_MI0_PHY_ADDR    0x1f
+#define V_MI0_PHY_ADDR(x) ((x) << S_MI0_PHY_ADDR)
+#define G_MI0_PHY_ADDR(x) (((x) >> S_MI0_PHY_ADDR) & M_MI0_PHY_ADDR)
+
+#define A_MI0_DATA_EXT 0xb0c
+#define A_MI0_DATA_INT 0xb10
+
+/* GMAC registers */
+#define A_GMAC_MACID_LO 0x28
+#define A_GMAC_MACID_HI 0x2c
+#define A_GMAC_CSR 0x30
+
+#define S_INTERFACE    0
+#define M_INTERFACE    0x3
+#define V_INTERFACE(x) ((x) << S_INTERFACE)
+#define G_INTERFACE(x) (((x) >> S_INTERFACE) & M_INTERFACE)
+
+#define S_MAC_TX_ENABLE    2
+#define V_MAC_TX_ENABLE(x) ((x) << S_MAC_TX_ENABLE)
+#define F_MAC_TX_ENABLE    V_MAC_TX_ENABLE(1U)
+
+#define S_MAC_RX_ENABLE    3
+#define V_MAC_RX_ENABLE(x) ((x) << S_MAC_RX_ENABLE)
+#define F_MAC_RX_ENABLE    V_MAC_RX_ENABLE(1U)
+
+#define S_MAC_LB_ENABLE    4
+#define V_MAC_LB_ENABLE(x) ((x) << S_MAC_LB_ENABLE)
+#define F_MAC_LB_ENABLE    V_MAC_LB_ENABLE(1U)
+
+#define S_MAC_SPEED    5
+#define M_MAC_SPEED    0x3
+#define V_MAC_SPEED(x) ((x) << S_MAC_SPEED)
+#define G_MAC_SPEED(x) (((x) >> S_MAC_SPEED) & M_MAC_SPEED)
+
+#define S_MAC_HD_FC_ENABLE    7
+#define V_MAC_HD_FC_ENABLE(x) ((x) << S_MAC_HD_FC_ENABLE)
+#define F_MAC_HD_FC_ENABLE    V_MAC_HD_FC_ENABLE(1U)
+
+#define S_MAC_HALF_DUPLEX    8
+#define V_MAC_HALF_DUPLEX(x) ((x) << S_MAC_HALF_DUPLEX)
+#define F_MAC_HALF_DUPLEX    V_MAC_HALF_DUPLEX(1U)
+
+#define S_MAC_PROMISC    9
+#define V_MAC_PROMISC(x) ((x) << S_MAC_PROMISC)
+#define F_MAC_PROMISC    V_MAC_PROMISC(1U)
+
+#define S_MAC_MC_ENABLE    10
+#define V_MAC_MC_ENABLE(x) ((x) << S_MAC_MC_ENABLE)
+#define F_MAC_MC_ENABLE    V_MAC_MC_ENABLE(1U)
+
+#define S_MAC_RESET    11
+#define V_MAC_RESET(x) ((x) << S_MAC_RESET)
+#define F_MAC_RESET    V_MAC_RESET(1U)
+
+#define S_MAC_RX_PAUSE_ENABLE    12
+#define V_MAC_RX_PAUSE_ENABLE(x) ((x) << S_MAC_RX_PAUSE_ENABLE)
+#define F_MAC_RX_PAUSE_ENABLE    V_MAC_RX_PAUSE_ENABLE(1U)
+
+#define S_MAC_TX_PAUSE_ENABLE    13
+#define V_MAC_TX_PAUSE_ENABLE(x) ((x) << S_MAC_TX_PAUSE_ENABLE)
+#define F_MAC_TX_PAUSE_ENABLE    V_MAC_TX_PAUSE_ENABLE(1U)
+
+#define S_MAC_LWM_ENABLE    14
+#define V_MAC_LWM_ENABLE(x) ((x) << S_MAC_LWM_ENABLE)
+#define F_MAC_LWM_ENABLE    V_MAC_LWM_ENABLE(1U)
+
+#define S_MAC_MAGIC_PKT_ENABLE    15
+#define V_MAC_MAGIC_PKT_ENABLE(x) ((x) << S_MAC_MAGIC_PKT_ENABLE)
+#define F_MAC_MAGIC_PKT_ENABLE    V_MAC_MAGIC_PKT_ENABLE(1U)
+
+#define S_MAC_ISL_ENABLE    16
+#define V_MAC_ISL_ENABLE(x) ((x) << S_MAC_ISL_ENABLE)
+#define F_MAC_ISL_ENABLE    V_MAC_ISL_ENABLE(1U)
+
+#define S_MAC_JUMBO_ENABLE    17
+#define V_MAC_JUMBO_ENABLE(x) ((x) << S_MAC_JUMBO_ENABLE)
+#define F_MAC_JUMBO_ENABLE    V_MAC_JUMBO_ENABLE(1U)
+
+#define S_MAC_RX_PAD_ENABLE    18
+#define V_MAC_RX_PAD_ENABLE(x) ((x) << S_MAC_RX_PAD_ENABLE)
+#define F_MAC_RX_PAD_ENABLE    V_MAC_RX_PAD_ENABLE(1U)
+
+#define S_MAC_RX_CRC_ENABLE    19
+#define V_MAC_RX_CRC_ENABLE(x) ((x) << S_MAC_RX_CRC_ENABLE)
+#define F_MAC_RX_CRC_ENABLE    V_MAC_RX_CRC_ENABLE(1U)
+
+#define A_GMAC_IFS 0x34
+
+#define S_MAC_IFS2    0
+#define M_MAC_IFS2    0x3f
+#define V_MAC_IFS2(x) ((x) << S_MAC_IFS2)
+#define G_MAC_IFS2(x) (((x) >> S_MAC_IFS2) & M_MAC_IFS2)
+
+#define S_MAC_IFS1    8
+#define M_MAC_IFS1    0x7f
+#define V_MAC_IFS1(x) ((x) << S_MAC_IFS1)
+#define G_MAC_IFS1(x) (((x) >> S_MAC_IFS1) & M_MAC_IFS1)
+
+#define A_GMAC_JUMBO_FRAME_LEN 0x38
+#define A_GMAC_LNK_DLY 0x3c
+#define A_GMAC_PAUSETIME 0x40
+#define A_GMAC_MCAST_LO 0x44
+#define A_GMAC_MCAST_HI 0x48
+#define A_GMAC_MCAST_MASK_LO 0x4c
+#define A_GMAC_MCAST_MASK_HI 0x50
+#define A_GMAC_RMT_CNT 0x54
+#define A_GMAC_RMT_DATA 0x58
+#define A_GMAC_BACKOFF_SEED 0x5c
+#define A_GMAC_TXF_THRES 0x60
+
+#define S_TXF_READ_THRESHOLD    0
+#define M_TXF_READ_THRESHOLD    0xff
+#define V_TXF_READ_THRESHOLD(x) ((x) << S_TXF_READ_THRESHOLD)
+#define G_TXF_READ_THRESHOLD(x) (((x) >> S_TXF_READ_THRESHOLD) & M_TXF_READ_THRESHOLD)
+
+#define S_TXF_WRITE_THRESHOLD    16
+#define M_TXF_WRITE_THRESHOLD    0xff
+#define V_TXF_WRITE_THRESHOLD(x) ((x) << S_TXF_WRITE_THRESHOLD)
+#define G_TXF_WRITE_THRESHOLD(x) (((x) >> S_TXF_WRITE_THRESHOLD) & M_TXF_WRITE_THRESHOLD)
+
+#define MAC_REG_BASE 0x600
+#define MAC_REG_ADDR(idx, reg) (MAC_REG_BASE + (idx) * 128 + (reg))
+
+#define MAC_REG_IDLO(idx)              MAC_REG_ADDR(idx, A_GMAC_MACID_LO)
+#define MAC_REG_IDHI(idx)              MAC_REG_ADDR(idx, A_GMAC_MACID_HI)
+#define MAC_REG_CSR(idx)               MAC_REG_ADDR(idx, A_GMAC_CSR)
+#define MAC_REG_IFS(idx)               MAC_REG_ADDR(idx, A_GMAC_IFS)
+#define MAC_REG_LARGEFRAMELENGTH(idx) MAC_REG_ADDR(idx, A_GMAC_JUMBO_FRAME_LEN)
+#define MAC_REG_LINKDLY(idx)           MAC_REG_ADDR(idx, A_GMAC_LNK_DLY)
+#define MAC_REG_PAUSETIME(idx)         MAC_REG_ADDR(idx, A_GMAC_PAUSETIME)
+#define MAC_REG_CASTLO(idx)            MAC_REG_ADDR(idx, A_GMAC_MCAST_LO)
+#define MAC_REG_MCASTHI(idx)           MAC_REG_ADDR(idx, A_GMAC_MCAST_HI)
+#define MAC_REG_CASTMASKLO(idx)        MAC_REG_ADDR(idx, A_GMAC_MCAST_MASK_LO)
+#define MAC_REG_MCASTMASKHI(idx)       MAC_REG_ADDR(idx, A_GMAC_MCAST_MASK_HI)
+#define MAC_REG_RMCNT(idx)             MAC_REG_ADDR(idx, A_GMAC_RMT_CNT)
+#define MAC_REG_RMDATA(idx)            MAC_REG_ADDR(idx, A_GMAC_RMT_DATA)
+#define MAC_REG_GMRANDBACKOFFSEED(idx) MAC_REG_ADDR(idx, A_GMAC_BACKOFF_SEED)
+#define MAC_REG_TXFTHRESHOLDS(idx)     MAC_REG_ADDR(idx, A_GMAC_TXF_THRES)
+
+#endif

drivers/net/chelsio/gmac.h

@@ -62,6 +62,8 @@ struct cmac_statistics {
 	u64 TxInternalMACXmitError;
 	u64 TxFramesWithExcessiveDeferral;
 	u64 TxFCSErrors;
+	u64 TxJumboFramesOK;
+	u64 TxJumboOctetsOK;
 
 	/* Receive */
 	u64 RxOctetsOK;
@@ -81,6 +83,8 @@ struct cmac_statistics {
 	u64 RxInRangeLengthErrors;
 	u64 RxOutOfRangeLengthField;
 	u64 RxFrameTooLongErrors;
+	u64 RxJumboFramesOK;
+	u64 RxJumboOctetsOK;
 };
 
 struct cmac_ops {
@@ -128,6 +132,7 @@ struct gmac {
 extern struct gmac t1_pm3393_ops;
 extern struct gmac t1_chelsio_mac_ops;
 extern struct gmac t1_vsc7321_ops;
+extern struct gmac t1_vsc7326_ops;
 extern struct gmac t1_ixf1010_ops;
 extern struct gmac t1_dummy_mac_ops;
 

drivers/net/chelsio/mv88e1xxx.h

+/* $Date: 2005/03/07 23:59:05 $ $RCSfile: mv88e1xxx.h,v $ $Revision: 1.13 $ */
+#ifndef CHELSIO_MV8E1XXX_H
+#define CHELSIO_MV8E1XXX_H
+
+#ifndef BMCR_SPEED1000
+# define BMCR_SPEED1000 0x40
+#endif
+
+#ifndef ADVERTISE_PAUSE
+# define ADVERTISE_PAUSE 0x400
+#endif
+#ifndef ADVERTISE_PAUSE_ASYM
+# define ADVERTISE_PAUSE_ASYM 0x800
+#endif
+
+/* Gigabit MII registers */
+#define MII_GBCR 9       /* 1000Base-T control register */
+#define MII_GBSR 10      /* 1000Base-T status register */
+
+/* 1000Base-T control register fields */
+#define GBCR_ADV_1000HALF         0x100
+#define GBCR_ADV_1000FULL         0x200
+#define GBCR_PREFER_MASTER        0x400
+#define GBCR_MANUAL_AS_MASTER     0x800
+#define GBCR_MANUAL_CONFIG_ENABLE 0x1000
+
+/* 1000Base-T status register fields */
+#define GBSR_LP_1000HALF  0x400
+#define GBSR_LP_1000FULL  0x800
+#define GBSR_REMOTE_OK    0x1000
+#define GBSR_LOCAL_OK     0x2000
+#define GBSR_LOCAL_MASTER 0x4000
+#define GBSR_MASTER_FAULT 0x8000
+
+/* Marvell PHY interrupt status bits. */
+#define MV88E1XXX_INTR_JABBER          0x0001
+#define MV88E1XXX_INTR_POLARITY_CHNG   0x0002
+#define MV88E1XXX_INTR_ENG_DETECT_CHNG 0x0010
+#define MV88E1XXX_INTR_DOWNSHIFT       0x0020
+#define MV88E1XXX_INTR_MDI_XOVER_CHNG  0x0040
+#define MV88E1XXX_INTR_FIFO_OVER_UNDER 0x0080
+#define MV88E1XXX_INTR_FALSE_CARRIER   0x0100
+#define MV88E1XXX_INTR_SYMBOL_ERROR    0x0200
+#define MV88E1XXX_INTR_LINK_CHNG       0x0400
+#define MV88E1XXX_INTR_AUTONEG_DONE    0x0800
+#define MV88E1XXX_INTR_PAGE_RECV       0x1000
+#define MV88E1XXX_INTR_DUPLEX_CHNG     0x2000
+#define MV88E1XXX_INTR_SPEED_CHNG      0x4000
+#define MV88E1XXX_INTR_AUTONEG_ERR     0x8000
+
+/* Marvell PHY specific registers. */
+#define MV88E1XXX_SPECIFIC_CNTRL_REGISTER               16
+#define MV88E1XXX_SPECIFIC_STATUS_REGISTER              17
+#define MV88E1XXX_INTERRUPT_ENABLE_REGISTER             18
+#define MV88E1XXX_INTERRUPT_STATUS_REGISTER             19
+#define MV88E1XXX_EXT_PHY_SPECIFIC_CNTRL_REGISTER       20
+#define MV88E1XXX_RECV_ERR_CNTR_REGISTER                21
+#define MV88E1XXX_RES_REGISTER                          22
+#define MV88E1XXX_GLOBAL_STATUS_REGISTER                23
+#define MV88E1XXX_LED_CONTROL_REGISTER                  24
+#define MV88E1XXX_MANUAL_LED_OVERRIDE_REGISTER          25
+#define MV88E1XXX_EXT_PHY_SPECIFIC_CNTRL_2_REGISTER     26
+#define MV88E1XXX_EXT_PHY_SPECIFIC_STATUS_REGISTER      27
+#define MV88E1XXX_VIRTUAL_CABLE_TESTER_REGISTER         28
+#define MV88E1XXX_EXTENDED_ADDR_REGISTER                29
+#define MV88E1XXX_EXTENDED_REGISTER                     30
+
+/* PHY specific control register fields */
+#define S_PSCR_MDI_XOVER_MODE    5
+#define M_PSCR_MDI_XOVER_MODE    0x3
+#define V_PSCR_MDI_XOVER_MODE(x) ((x) << S_PSCR_MDI_XOVER_MODE)
+#define G_PSCR_MDI_XOVER_MODE(x) (((x) >> S_PSCR_MDI_XOVER_MODE) & M_PSCR_MDI_XOVER_MODE)
+
+/* Extended PHY specific control register fields */
+#define S_DOWNSHIFT_ENABLE 8
+#define V_DOWNSHIFT_ENABLE (1 << S_DOWNSHIFT_ENABLE)
+
+#define S_DOWNSHIFT_CNT    9
+#define M_DOWNSHIFT_CNT    0x7
+#define V_DOWNSHIFT_CNT(x) ((x) << S_DOWNSHIFT_CNT)
+#define G_DOWNSHIFT_CNT(x) (((x) >> S_DOWNSHIFT_CNT) & M_DOWNSHIFT_CNT)
+
+/* PHY specific status register fields */
+#define S_PSSR_JABBER 0
+#define V_PSSR_JABBER (1 << S_PSSR_JABBER)
+
+#define S_PSSR_POLARITY 1
+#define V_PSSR_POLARITY (1 << S_PSSR_POLARITY)
+
+#define S_PSSR_RX_PAUSE 2
+#define V_PSSR_RX_PAUSE (1 << S_PSSR_RX_PAUSE)
+
+#define S_PSSR_TX_PAUSE 3
+#define V_PSSR_TX_PAUSE (1 << S_PSSR_TX_PAUSE)
+
+#define S_PSSR_ENERGY_DETECT 4
+#define V_PSSR_ENERGY_DETECT (1 << S_PSSR_ENERGY_DETECT)
+
+#define S_PSSR_DOWNSHIFT_STATUS 5
+#define V_PSSR_DOWNSHIFT_STATUS (1 << S_PSSR_DOWNSHIFT_STATUS)
+
+#define S_PSSR_MDI 6
+#define V_PSSR_MDI (1 << S_PSSR_MDI)
+
+#define S_PSSR_CABLE_LEN    7
+#define M_PSSR_CABLE_LEN    0x7
+#define V_PSSR_CABLE_LEN(x) ((x) << S_PSSR_CABLE_LEN)
+#define G_PSSR_CABLE_LEN(x) (((x) >> S_PSSR_CABLE_LEN) & M_PSSR_CABLE_LEN)
+
+#define S_PSSR_LINK 10
+#define V_PSSR_LINK (1 << S_PSSR_LINK)
+
+#define S_PSSR_STATUS_RESOLVED 11
+#define V_PSSR_STATUS_RESOLVED (1 << S_PSSR_STATUS_RESOLVED)
+
+#define S_PSSR_PAGE_RECEIVED 12
+#define V_PSSR_PAGE_RECEIVED (1 << S_PSSR_PAGE_RECEIVED)
+
+#define S_PSSR_DUPLEX 13
+#define V_PSSR_DUPLEX (1 << S_PSSR_DUPLEX)
+
+#define S_PSSR_SPEED    14
+#define M_PSSR_SPEED    0x3
+#define V_PSSR_SPEED(x) ((x) << S_PSSR_SPEED)
+#define G_PSSR_SPEED(x) (((x) >> S_PSSR_SPEED) & M_PSSR_SPEED)
+
+#endif

drivers/net/chelsio/mv88x201x.c

@@ -85,29 +85,33 @@ static int mv88x201x_reset(struct cphy *cphy, int wait)
 
 static int mv88x201x_interrupt_enable(struct cphy *cphy)
 {
-	u32 elmer;
-
 	/* Enable PHY LASI interrupts. */
 	mdio_write(cphy, 0x1, 0x9002, 0x1);
 
 	/* Enable Marvell interrupts through Elmer0. */
-	t1_tpi_read(cphy->adapter, A_ELMER0_INT_ENABLE, &elmer);
-	elmer |= ELMER0_GP_BIT6;
-	t1_tpi_write(cphy->adapter, A_ELMER0_INT_ENABLE, elmer);
+	if (t1_is_asic(cphy->adapter)) {
+		u32 elmer;
+
+		t1_tpi_read(cphy->adapter, A_ELMER0_INT_ENABLE, &elmer);
+		elmer |= ELMER0_GP_BIT6;
+		t1_tpi_write(cphy->adapter, A_ELMER0_INT_ENABLE, elmer);
+	}
 	return 0;
 }
 
 static int mv88x201x_interrupt_disable(struct cphy *cphy)
 {
-	u32 elmer;
-
 	/* Disable PHY LASI interrupts. */
 	mdio_write(cphy, 0x1, 0x9002, 0x0);
 
 	/* Disable Marvell interrupts through Elmer0. */
-	t1_tpi_read(cphy->adapter, A_ELMER0_INT_ENABLE, &elmer);
-	elmer &= ~ELMER0_GP_BIT6;
-	t1_tpi_write(cphy->adapter, A_ELMER0_INT_ENABLE, elmer);
+	if (t1_is_asic(cphy->adapter)) {
+		u32 elmer;
+
+		t1_tpi_read(cphy->adapter, A_ELMER0_INT_ENABLE, &elmer);
+		elmer &= ~ELMER0_GP_BIT6;
+		t1_tpi_write(cphy->adapter, A_ELMER0_INT_ENABLE, elmer);
+	}
 	return 0;
 }
 
@@ -140,9 +144,11 @@ static int mv88x201x_interrupt_clear(struct cphy *cphy)
 #endif
 
 	/* Clear Marvell interrupts through Elmer0. */
-	t1_tpi_read(cphy->adapter, A_ELMER0_INT_CAUSE, &elmer);
-	elmer |= ELMER0_GP_BIT6;
-	t1_tpi_write(cphy->adapter, A_ELMER0_INT_CAUSE, elmer);
+	if (t1_is_asic(cphy->adapter)) {
+		t1_tpi_read(cphy->adapter, A_ELMER0_INT_CAUSE, &elmer);
+		elmer |= ELMER0_GP_BIT6;
+		t1_tpi_write(cphy->adapter, A_ELMER0_INT_CAUSE, elmer);
+	}
 	return 0;
 }
 

drivers/net/chelsio/my3126.c

+/* $Date: 2005/11/12 02:13:49 $ $RCSfile: my3126.c,v $ $Revision: 1.15 $ */
+#include "cphy.h"
+#include "elmer0.h"
+#include "suni1x10gexp_regs.h"
+
+/* Port Reset */
+static int my3126_reset(struct cphy *cphy, int wait)
+{
+	/*
+	 * This can be done through registers.  It is not required since
+	 * a full chip reset is used.
+	 */
+	return (0);
+}
+
+static int my3126_interrupt_enable(struct cphy *cphy)
+{
+	schedule_delayed_work(&cphy->phy_update, HZ/30);
+	t1_tpi_read(cphy->adapter, A_ELMER0_GPO, &cphy->elmer_gpo);
+	return (0);
+}
+
+static int my3126_interrupt_disable(struct cphy *cphy)
+{
+	cancel_rearming_delayed_work(&cphy->phy_update);
+	return (0);
+}
+
+static int my3126_interrupt_clear(struct cphy *cphy)
+{
+	return (0);
+}
+
+#define OFFSET(REG_ADDR)    (REG_ADDR << 2)
+
+static int my3126_interrupt_handler(struct cphy *cphy)
+{
+	u32 val;
+	u16 val16;
+	u16 status;
+	u32 act_count;
+	adapter_t *adapter;
+	adapter = cphy->adapter;
+
+	if (cphy->count == 50) {
+		mdio_read(cphy, 0x1, 0x1, &val);
+		val16 = (u16) val;
+		status = cphy->bmsr ^ val16;
+
+		if (status & BMSR_LSTATUS)
+			t1_link_changed(adapter, 0);
+		cphy->bmsr = val16;
+
+		/* We have only enabled link change interrupts so it
+		   must be that
+		 */
+		cphy->count = 0;
+	}
+
+	t1_tpi_write(adapter, OFFSET(SUNI1x10GEXP_REG_MSTAT_CONTROL),
+		SUNI1x10GEXP_BITMSK_MSTAT_SNAP);
+	t1_tpi_read(adapter,
+		OFFSET(SUNI1x10GEXP_REG_MSTAT_COUNTER_1_LOW), &act_count);
+	t1_tpi_read(adapter,
+		OFFSET(SUNI1x10GEXP_REG_MSTAT_COUNTER_33_LOW), &val);
+	act_count += val;
+
+	/* Populate elmer_gpo with the register value */
+	t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	cphy->elmer_gpo = val;
+
+	if ( (val & (1 << 8)) || (val & (1 << 19)) ||
+	     (cphy->act_count == act_count) || cphy->act_on ) {
+		if (is_T2(adapter))
+			val |= (1 << 9);
+		else if (t1_is_T1B(adapter))
+			val |= (1 << 20);
+		cphy->act_on = 0;
+	} else {
+		if (is_T2(adapter))
+			val &= ~(1 << 9);
+		else if (t1_is_T1B(adapter))
+			val &= ~(1 << 20);
+		cphy->act_on = 1;
+	}
+
+	t1_tpi_write(adapter, A_ELMER0_GPO, val);
+
+	cphy->elmer_gpo = val;
+	cphy->act_count = act_count;
+	cphy->count++;
+
+	return cphy_cause_link_change;
+}
+
+static void my3216_poll(void *arg)
+{
+	my3126_interrupt_handler(arg);
+}
+
+static int my3126_set_loopback(struct cphy *cphy, int on)
+{
+	return (0);
+}
+
+/* To check the activity LED */
+static int my3126_get_link_status(struct cphy *cphy,
+			int *link_ok, int *speed, int *duplex, int *fc)
+{
+	u32 val;
+	u16 val16;
+	adapter_t *adapter;
+
+	adapter = cphy->adapter;
+	mdio_read(cphy, 0x1, 0x1, &val);
+	val16 = (u16) val;
+
+	/* Populate elmer_gpo with the register value */
+	t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	cphy->elmer_gpo = val;
+
+	*link_ok = (val16 & BMSR_LSTATUS);
+
+	if (*link_ok) {
+		/* Turn on the LED. */
+		if (is_T2(adapter))
+			 val &= ~(1 << 8);
+		else if (t1_is_T1B(adapter))
+			 val &= ~(1 << 19);
+	} else {
+		/* Turn off the LED. */
+		if (is_T2(adapter))
+			 val |= (1 << 8);
+		else if (t1_is_T1B(adapter))
+			 val |= (1 << 19);
+	}
+
+	t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	cphy->elmer_gpo = val;
+	*speed = SPEED_10000;
+	*duplex = DUPLEX_FULL;
+
+	/* need to add flow control */
+	if (fc)
+		*fc = PAUSE_RX | PAUSE_TX;
+
+	return (0);
+}
+
+static void my3126_destroy(struct cphy *cphy)
+{
+	kfree(cphy);
+}
+
+static struct cphy_ops my3126_ops = {
+	.destroy		= my3126_destroy,
+	.reset			= my3126_reset,
+	.interrupt_enable	= my3126_interrupt_enable,
+	.interrupt_disable	= my3126_interrupt_disable,
+	.interrupt_clear	= my3126_interrupt_clear,
+	.interrupt_handler	= my3126_interrupt_handler,
+	.get_link_status	= my3126_get_link_status,
+	.set_loopback		= my3126_set_loopback,
+};
+
+static struct cphy *my3126_phy_create(adapter_t *adapter,
+			int phy_addr, struct mdio_ops *mdio_ops)
+{
+	struct cphy *cphy = kzalloc(sizeof (*cphy), GFP_KERNEL);
+
+	if (cphy)
+		cphy_init(cphy, adapter, phy_addr, &my3126_ops, mdio_ops);
+
+	INIT_WORK(&cphy->phy_update, my3216_poll, cphy);
+	cphy->bmsr = 0;
+
+	return (cphy);
+}
+
+/* Chip Reset */
+static int my3126_phy_reset(adapter_t * adapter)
+{
+	u32 val;
+
+	t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val &= ~4;
+	t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	msleep(100);
+
+	t1_tpi_write(adapter, A_ELMER0_GPO, val | 4);
+	msleep(1000);
+
+	/* Now lets enable the Laser. Delay 100us */
+	t1_tpi_read(adapter, A_ELMER0_GPO, &val);
+	val |= 0x8000;
+	t1_tpi_write(adapter, A_ELMER0_GPO, val);
+	udelay(100);
+	return (0);
+}
+
+struct gphy t1_my3126_ops = {
+	my3126_phy_create,
+	my3126_phy_reset
+};

drivers/net/chelsio/pm3393.c

@@ -88,6 +88,8 @@ enum {                     /* RMON registers */
 	RxJabbers = SUNI1x10GEXP_REG_MSTAT_COUNTER_16_LOW,
 	RxFragments = SUNI1x10GEXP_REG_MSTAT_COUNTER_17_LOW,
 	RxUndersizedFrames =  SUNI1x10GEXP_REG_MSTAT_COUNTER_18_LOW,
+	RxJumboFramesReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_25_LOW,
+	RxJumboOctetsReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_26_LOW,
 
 	TxOctetsTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_33_LOW,
 	TxFramesLostDueToInternalMACTransmissionError = SUNI1x10GEXP_REG_MSTAT_COUNTER_35_LOW,
@@ -95,7 +97,9 @@ enum {                     /* RMON registers */
 	TxUnicastFramesTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_38_LOW,
 	TxMulticastFramesTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_40_LOW,
 	TxBroadcastFramesTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_42_LOW,
-	TxPAUSEMACCtrlFramesTransmitted = SUNI1x10GEXP_REG_MSTAT_COUNTER_43_LOW
+	TxPAUSEMACCtrlFramesTransmitted = SUNI1x10GEXP_REG_MSTAT_COUNTER_43_LOW,
+	TxJumboFramesReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_51_LOW,
+	TxJumboOctetsReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_52_LOW
 };
 
 struct _cmac_instance {
@@ -265,6 +269,8 @@ static int pm3393_interrupt_handler(struct cmac *cmac)
 	/* Read the master interrupt status register. */
 	pmread(cmac, SUNI1x10GEXP_REG_MASTER_INTERRUPT_STATUS,
 	       &master_intr_status);
+	CH_DBG(cmac->adapter, INTR, "PM3393 intr cause 0x%x\n",
+	       master_intr_status);
 
 	/* TBD XXX Lets just clear everything for now */
 	pm3393_interrupt_clear(cmac);
@@ -307,11 +313,7 @@ static int pm3393_enable_port(struct cmac *cmac, int which)
 	 * The PHY doesn't give us link status indication on its own so have
 	 * the link management code query it instead.
 	 */
-	{
-		extern void link_changed(adapter_t *adapter, int port_id);
-
-		link_changed(cmac->adapter, 0);
-	}
+	t1_link_changed(cmac->adapter, 0);
 	return 0;
 }
 
@@ -519,6 +521,8 @@ static const struct cmac_statistics *pm3393_update_statistics(struct cmac *mac,
 	RMON_UPDATE(mac, RxJabbers, RxJabberErrors);
 	RMON_UPDATE(mac, RxFragments, RxRuntErrors);
 	RMON_UPDATE(mac, RxUndersizedFrames, RxRuntErrors);
+	RMON_UPDATE(mac, RxJumboFramesReceivedOK, RxJumboFramesOK);
+	RMON_UPDATE(mac, RxJumboOctetsReceivedOK, RxJumboOctetsOK);
 
 	/* Tx stats */
 	RMON_UPDATE(mac, TxOctetsTransmittedOK, TxOctetsOK);
@@ -529,6 +533,8 @@ static const struct cmac_statistics *pm3393_update_statistics(struct cmac *mac,
 	RMON_UPDATE(mac, TxMulticastFramesTransmittedOK, TxMulticastFramesOK);
 	RMON_UPDATE(mac, TxBroadcastFramesTransmittedOK, TxBroadcastFramesOK);
 	RMON_UPDATE(mac, TxPAUSEMACCtrlFramesTransmitted, TxPauseFrames);
+	RMON_UPDATE(mac, TxJumboFramesReceivedOK, TxJumboFramesOK);
+	RMON_UPDATE(mac, TxJumboOctetsReceivedOK, TxJumboOctetsOK);
 
 	return &mac->stats;
 }
@@ -814,6 +820,12 @@ static int pm3393_mac_reset(adapter_t * adapter)
 
 		successful_reset = (is_pl4_reset_finished && !is_pl4_outof_lock
 				    && is_xaui_mabc_pll_locked);
+
+		CH_DBG(adapter, HW,
+		       "PM3393 HW reset %d: pl4_reset 0x%x, val 0x%x, "
+		       "is_pl4_outof_lock 0x%x, xaui_locked 0x%x\n",
+		       i, is_pl4_reset_finished, val, is_pl4_outof_lock,
+		       is_xaui_mabc_pll_locked);
 	}
 	return successful_reset ? 0 : 1;
 }

drivers/net/chelsio/sge.h

@@ -92,5 +92,9 @@ void t1_sge_intr_disable(struct sge *);
 void t1_sge_intr_clear(struct sge *);
 const struct sge_intr_counts *t1_sge_get_intr_counts(struct sge *sge);
 const struct sge_port_stats *t1_sge_get_port_stats(struct sge *sge, int port);
+void t1_sched_set_max_avail_bytes(struct sge *, unsigned int);
+void t1_sched_set_drain_bits_per_us(struct sge *, unsigned int, unsigned int);
+unsigned int t1_sched_update_parms(struct sge *, unsigned int, unsigned int,
+			   unsigned int);
 
 #endif /* _CXGB_SGE_H_ */

drivers/net/chelsio/tp.c

+/* $Date: 2006/02/07 04:21:54 $ $RCSfile: tp.c,v $ $Revision: 1.73 $ */
+#include "common.h"
+#include "regs.h"
+#include "tp.h"
+
+struct petp {
+	adapter_t *adapter;
+};
+
+/* Pause deadlock avoidance parameters */
+#define DROP_MSEC 16
+#define DROP_PKTS_CNT  1
+
+static void tp_init(adapter_t * ap, const struct tp_params *p,
+		    unsigned int tp_clk)
+{
+	if (t1_is_asic(ap)) {
+		u32 val;
+
+		val = F_TP_IN_CSPI_CPL | F_TP_IN_CSPI_CHECK_IP_CSUM |
+		    F_TP_IN_CSPI_CHECK_TCP_CSUM | F_TP_IN_ESPI_ETHERNET;
+		if (!p->pm_size)
+			val |= F_OFFLOAD_DISABLE;
+		else
+			val |= F_TP_IN_ESPI_CHECK_IP_CSUM |
+			    F_TP_IN_ESPI_CHECK_TCP_CSUM;
+		writel(val, ap->regs + A_TP_IN_CONFIG);
+		writel(F_TP_OUT_CSPI_CPL |
+		       F_TP_OUT_ESPI_ETHERNET |
+		       F_TP_OUT_ESPI_GENERATE_IP_CSUM |
+		       F_TP_OUT_ESPI_GENERATE_TCP_CSUM,
+		       ap->regs + A_TP_OUT_CONFIG);
+		writel(V_IP_TTL(64) |
+		       F_PATH_MTU /* IP DF bit */  |
+		       V_5TUPLE_LOOKUP(p->use_5tuple_mode) |
+		       V_SYN_COOKIE_PARAMETER(29),
+		       ap->regs + A_TP_GLOBAL_CONFIG);
+		/*
+		 * Enable pause frame deadlock prevention.
+		 */
+		if (is_T2(ap) && ap->params.nports > 1) {
+			u32 drop_ticks = DROP_MSEC * (tp_clk / 1000);
+
+			writel(F_ENABLE_TX_DROP | F_ENABLE_TX_ERROR |
+			       V_DROP_TICKS_CNT(drop_ticks) |
+			       V_NUM_PKTS_DROPPED(DROP_PKTS_CNT),
+			       ap->regs + A_TP_TX_DROP_CONFIG);
+		}
+
+	}
+}
+
+void t1_tp_destroy(struct petp *tp)
+{
+	kfree(tp);
+}
+
+struct petp *__devinit t1_tp_create(adapter_t * adapter, struct tp_params *p)
+{
+	struct petp *tp = kzalloc(sizeof(*tp), GFP_KERNEL);
+	if (!tp)
+		return NULL;
+
+	tp->adapter = adapter;
+
+	return tp;
+}
+
+void t1_tp_intr_enable(struct petp *tp)
+{
+	u32 tp_intr = readl(tp->adapter->regs + A_PL_ENABLE);
+
+	{
+		/* We don't use any TP interrupts */
+		writel(0, tp->adapter->regs + A_TP_INT_ENABLE);
+		writel(tp_intr | F_PL_INTR_TP,
+		       tp->adapter->regs + A_PL_ENABLE);
+	}
+}
+
+void t1_tp_intr_disable(struct petp *tp)
+{
+	u32 tp_intr = readl(tp->adapter->regs + A_PL_ENABLE);
+
+	{
+		writel(0, tp->adapter->regs + A_TP_INT_ENABLE);
+		writel(tp_intr & ~F_PL_INTR_TP,
+		       tp->adapter->regs + A_PL_ENABLE);
+	}
+}
+
+void t1_tp_intr_clear(struct petp *tp)
+{
+	writel(0xffffffff, tp->adapter->regs + A_TP_INT_CAUSE);
+	writel(F_PL_INTR_TP, tp->adapter->regs + A_PL_CAUSE);
+}
+
+int t1_tp_intr_handler(struct petp *tp)
+{
+	u32 cause;
+
+
+	cause = readl(tp->adapter->regs + A_TP_INT_CAUSE);
+	writel(cause, tp->adapter->regs + A_TP_INT_CAUSE);
+	return 0;
+}
+
+static void set_csum_offload(struct petp *tp, u32 csum_bit, int enable)
+{
+	u32 val = readl(tp->adapter->regs + A_TP_GLOBAL_CONFIG);
+
+	if (enable)
+		val |= csum_bit;
+	else
+		val &= ~csum_bit;
+	writel(val, tp->adapter->regs + A_TP_GLOBAL_CONFIG);
+}
+
+void t1_tp_set_ip_checksum_offload(struct petp *tp, int enable)
+{
+	set_csum_offload(tp, F_IP_CSUM, enable);
+}
+
+void t1_tp_set_udp_checksum_offload(struct petp *tp, int enable)
+{
+	set_csum_offload(tp, F_UDP_CSUM, enable);
+}
+
+void t1_tp_set_tcp_checksum_offload(struct petp *tp, int enable)
+{
+	set_csum_offload(tp, F_TCP_CSUM, enable);
+}
+
+/*
+ * Initialize TP state.  tp_params contains initial settings for some TP
+ * parameters, particularly the one-time PM and CM settings.
+ */
+int t1_tp_reset(struct petp *tp, struct tp_params *p, unsigned int tp_clk)
+{
+	adapter_t *adapter = tp->adapter;
+
+	tp_init(adapter, p, tp_clk);
+	writel(F_TP_RESET, adapter->regs +  A_TP_RESET);
+	return 0;
+}

drivers/net/chelsio/tp.h

+/* $Date: 2005/03/07 23:59:05 $ $RCSfile: tp.h,v $ $Revision: 1.20 $ */
+#ifndef CHELSIO_TP_H
+#define CHELSIO_TP_H
+
+#include "common.h"
+
+#define TP_MAX_RX_COALESCING_SIZE 16224U
+
+struct tp_mib_statistics {
+
+	/* IP */
+	u32 ipInReceive_hi;
+	u32 ipInReceive_lo;
+	u32 ipInHdrErrors_hi;
+	u32 ipInHdrErrors_lo;
+	u32 ipInAddrErrors_hi;
+	u32 ipInAddrErrors_lo;
+	u32 ipInUnknownProtos_hi;
+	u32 ipInUnknownProtos_lo;
+	u32 ipInDiscards_hi;
+	u32 ipInDiscards_lo;
+	u32 ipInDelivers_hi;
+	u32 ipInDelivers_lo;
+	u32 ipOutRequests_hi;
+	u32 ipOutRequests_lo;
+	u32 ipOutDiscards_hi;
+	u32 ipOutDiscards_lo;
+	u32 ipOutNoRoutes_hi;
+	u32 ipOutNoRoutes_lo;
+	u32 ipReasmTimeout;
+	u32 ipReasmReqds;
+	u32 ipReasmOKs;
+	u32 ipReasmFails;
+
+	u32 reserved[8];
+
+	/* TCP */
+	u32 tcpActiveOpens;
+	u32 tcpPassiveOpens;
+	u32 tcpAttemptFails;
+	u32 tcpEstabResets;
+	u32 tcpOutRsts;
+	u32 tcpCurrEstab;
+	u32 tcpInSegs_hi;
+	u32 tcpInSegs_lo;
+	u32 tcpOutSegs_hi;
+	u32 tcpOutSegs_lo;
+	u32 tcpRetransSeg_hi;
+	u32 tcpRetransSeg_lo;
+	u32 tcpInErrs_hi;
+	u32 tcpInErrs_lo;
+	u32 tcpRtoMin;
+	u32 tcpRtoMax;
+};
+
+struct petp;
+struct tp_params;
+
+struct petp *t1_tp_create(adapter_t *adapter, struct tp_params *p);
+void t1_tp_destroy(struct petp *tp);
+
+void t1_tp_intr_disable(struct petp *tp);
+void t1_tp_intr_enable(struct petp *tp);
+void t1_tp_intr_clear(struct petp *tp);
+int t1_tp_intr_handler(struct petp *tp);
+
+void t1_tp_get_mib_statistics(adapter_t *adap, struct tp_mib_statistics *tps);
+void t1_tp_set_udp_checksum_offload(struct petp *tp, int enable);
+void t1_tp_set_tcp_checksum_offload(struct petp *tp, int enable);
+void t1_tp_set_ip_checksum_offload(struct petp *tp, int enable);
+int t1_tp_set_coalescing_size(struct petp *tp, unsigned int size);
+int t1_tp_reset(struct petp *tp, struct tp_params *p, unsigned int tp_clk);
+#endif