2179 lines
		
	
	
		
			74 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			2179 lines
		
	
	
		
			74 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * This file is part of the Chelsio T4 Ethernet driver for Linux.
 | |
|  *
 | |
|  * Copyright (c) 2003-2016 Chelsio Communications, Inc. All rights reserved.
 | |
|  *
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|  * This software is available to you under a choice of one of two
 | |
|  * licenses.  You may choose to be licensed under the terms of the GNU
 | |
|  * General Public License (GPL) Version 2, available from the file
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|  * COPYING in the main directory of this source tree, or the
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|  * OpenIB.org BSD license below:
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|  *
 | |
|  *     Redistribution and use in source and binary forms, with or
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|  *     without modification, are permitted provided that the following
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|  *     conditions are met:
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|  *
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|  *      - Redistributions of source code must retain the above
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|  *        copyright notice, this list of conditions and the following
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|  *        disclaimer.
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|  *
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|  *      - Redistributions in binary form must reproduce the above
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|  *        copyright notice, this list of conditions and the following
 | |
|  *        disclaimer in the documentation and/or other materials
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|  *        provided with the distribution.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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|  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 | |
|  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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|  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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|  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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|  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 | |
|  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 | |
|  * SOFTWARE.
 | |
|  */
 | |
| 
 | |
| #ifndef __CXGB4_H__
 | |
| #define __CXGB4_H__
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| 
 | |
| #include "t4_hw.h"
 | |
| 
 | |
| #include <linux/bitops.h>
 | |
| #include <linux/cache.h>
 | |
| #include <linux/ethtool.h>
 | |
| #include <linux/interrupt.h>
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| #include <linux/list.h>
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| #include <linux/netdevice.h>
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| #include <linux/pci.h>
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| #include <linux/spinlock.h>
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| #include <linux/timer.h>
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| #include <linux/vmalloc.h>
 | |
| #include <linux/rhashtable.h>
 | |
| #include <linux/etherdevice.h>
 | |
| #include <linux/net_tstamp.h>
 | |
| #include <linux/ptp_clock_kernel.h>
 | |
| #include <linux/ptp_classify.h>
 | |
| #include <linux/crash_dump.h>
 | |
| #include <linux/thermal.h>
 | |
| #include <asm/io.h>
 | |
| #include "t4_chip_type.h"
 | |
| #include "cxgb4_uld.h"
 | |
| #include "t4fw_api.h"
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| 
 | |
| #define CH_WARN(adap, fmt, ...) dev_warn(adap->pdev_dev, fmt, ## __VA_ARGS__)
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| extern struct list_head adapter_list;
 | |
| extern struct list_head uld_list;
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| extern struct mutex uld_mutex;
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| 
 | |
| /* Suspend an Ethernet Tx queue with fewer available descriptors than this.
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|  * This is the same as calc_tx_descs() for a TSO packet with
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|  * nr_frags == MAX_SKB_FRAGS.
 | |
|  */
 | |
| #define ETHTXQ_STOP_THRES \
 | |
| 	(1 + DIV_ROUND_UP((3 * MAX_SKB_FRAGS) / 2 + (MAX_SKB_FRAGS & 1), 8))
 | |
| 
 | |
| #define FW_PARAM_DEV(param) \
 | |
| 	(FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | \
 | |
| 	 FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_##param))
 | |
| 
 | |
| #define FW_PARAM_PFVF(param) \
 | |
| 	(FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_PFVF) | \
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| 	 FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_PFVF_##param) |  \
 | |
| 	 FW_PARAMS_PARAM_Y_V(0) | \
 | |
| 	 FW_PARAMS_PARAM_Z_V(0))
 | |
| 
 | |
| enum {
 | |
| 	MAX_NPORTS	= 4,     /* max # of ports */
 | |
| 	SERNUM_LEN	= 24,    /* Serial # length */
 | |
| 	ID_LEN		= 16,    /* ID length */
 | |
| 	PN_LEN		= 16,    /* Part Number length */
 | |
| 	MACADDR_LEN	= 12,    /* MAC Address length */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	T4_REGMAP_SIZE = (160 * 1024),
 | |
| 	T5_REGMAP_SIZE = (332 * 1024),
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	MEM_EDC0,
 | |
| 	MEM_EDC1,
 | |
| 	MEM_MC,
 | |
| 	MEM_MC0 = MEM_MC,
 | |
| 	MEM_MC1,
 | |
| 	MEM_HMA,
 | |
| };
 | |
| 
 | |
| enum {
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| 	MEMWIN0_APERTURE = 2048,
 | |
| 	MEMWIN0_BASE     = 0x1b800,
 | |
| 	MEMWIN1_APERTURE = 32768,
 | |
| 	MEMWIN1_BASE     = 0x28000,
 | |
| 	MEMWIN1_BASE_T5  = 0x52000,
 | |
| 	MEMWIN2_APERTURE = 65536,
 | |
| 	MEMWIN2_BASE     = 0x30000,
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| 	MEMWIN2_APERTURE_T5 = 131072,
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| 	MEMWIN2_BASE_T5  = 0x60000,
 | |
| };
 | |
| 
 | |
| enum dev_master {
 | |
| 	MASTER_CANT,
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| 	MASTER_MAY,
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| 	MASTER_MUST
 | |
| };
 | |
| 
 | |
| enum dev_state {
 | |
| 	DEV_STATE_UNINIT,
 | |
| 	DEV_STATE_INIT,
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| 	DEV_STATE_ERR
 | |
| };
 | |
| 
 | |
| enum cc_pause {
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| 	PAUSE_RX      = 1 << 0,
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| 	PAUSE_TX      = 1 << 1,
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| 	PAUSE_AUTONEG = 1 << 2
 | |
| };
 | |
| 
 | |
| enum cc_fec {
 | |
| 	FEC_AUTO      = 1 << 0,	 /* IEEE 802.3 "automatic" */
 | |
| 	FEC_RS        = 1 << 1,  /* Reed-Solomon */
 | |
| 	FEC_BASER_RS  = 1 << 2   /* BaseR/Reed-Solomon */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	CXGB4_ETHTOOL_FLASH_FW = 1,
 | |
| 	CXGB4_ETHTOOL_FLASH_PHY = 2,
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| 	CXGB4_ETHTOOL_FLASH_BOOT = 3,
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| 	CXGB4_ETHTOOL_FLASH_BOOTCFG = 4
 | |
| };
 | |
| 
 | |
| enum cxgb4_netdev_tls_ops {
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| 	CXGB4_TLSDEV_OPS  = 1,
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| 	CXGB4_XFRMDEV_OPS
 | |
| };
 | |
| 
 | |
| struct cxgb4_bootcfg_data {
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| 	__le16 signature;
 | |
| 	__u8 reserved[2];
 | |
| };
 | |
| 
 | |
| struct cxgb4_pcir_data {
 | |
| 	__le32 signature;	/* Signature. The string "PCIR" */
 | |
| 	__le16 vendor_id;	/* Vendor Identification */
 | |
| 	__le16 device_id;	/* Device Identification */
 | |
| 	__u8 vital_product[2];	/* Pointer to Vital Product Data */
 | |
| 	__u8 length[2];		/* PCIR Data Structure Length */
 | |
| 	__u8 revision;		/* PCIR Data Structure Revision */
 | |
| 	__u8 class_code[3];	/* Class Code */
 | |
| 	__u8 image_length[2];	/* Image Length. Multiple of 512B */
 | |
| 	__u8 code_revision[2];	/* Revision Level of Code/Data */
 | |
| 	__u8 code_type;
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| 	__u8 indicator;
 | |
| 	__u8 reserved[2];
 | |
| };
 | |
| 
 | |
| /* BIOS boot headers */
 | |
| struct cxgb4_pci_exp_rom_header {
 | |
| 	__le16 signature;	/* ROM Signature. Should be 0xaa55 */
 | |
| 	__u8 reserved[22];	/* Reserved per processor Architecture data */
 | |
| 	__le16 pcir_offset;	/* Offset to PCI Data Structure */
 | |
| };
 | |
| 
 | |
| /* Legacy PCI Expansion ROM Header */
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| struct legacy_pci_rom_hdr {
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| 	__u8 signature[2];	/* ROM Signature. Should be 0xaa55 */
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| 	__u8 size512;		/* Current Image Size in units of 512 bytes */
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| 	__u8 initentry_point[4];
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| 	__u8 cksum;		/* Checksum computed on the entire Image */
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| 	__u8 reserved[16];	/* Reserved */
 | |
| 	__le16 pcir_offset;	/* Offset to PCI Data Struture */
 | |
| };
 | |
| 
 | |
| #define CXGB4_HDR_CODE1 0x00
 | |
| #define CXGB4_HDR_CODE2 0x03
 | |
| #define CXGB4_HDR_INDI 0x80
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| 
 | |
| /* BOOT constants */
 | |
| enum {
 | |
| 	BOOT_CFG_SIG = 0x4243,
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| 	BOOT_SIZE_INC = 512,
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| 	BOOT_SIGNATURE = 0xaa55,
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| 	BOOT_MIN_SIZE = sizeof(struct cxgb4_pci_exp_rom_header),
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| 	BOOT_MAX_SIZE = 1024 * BOOT_SIZE_INC,
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| 	PCIR_SIGNATURE = 0x52494350
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| };
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| 
 | |
| struct port_stats {
 | |
| 	u64 tx_octets;            /* total # of octets in good frames */
 | |
| 	u64 tx_frames;            /* all good frames */
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| 	u64 tx_bcast_frames;      /* all broadcast frames */
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| 	u64 tx_mcast_frames;      /* all multicast frames */
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| 	u64 tx_ucast_frames;      /* all unicast frames */
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| 	u64 tx_error_frames;      /* all error frames */
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| 
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| 	u64 tx_frames_64;         /* # of Tx frames in a particular range */
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| 	u64 tx_frames_65_127;
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| 	u64 tx_frames_128_255;
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| 	u64 tx_frames_256_511;
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| 	u64 tx_frames_512_1023;
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| 	u64 tx_frames_1024_1518;
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| 	u64 tx_frames_1519_max;
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| 
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| 	u64 tx_drop;              /* # of dropped Tx frames */
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| 	u64 tx_pause;             /* # of transmitted pause frames */
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| 	u64 tx_ppp0;              /* # of transmitted PPP prio 0 frames */
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| 	u64 tx_ppp1;              /* # of transmitted PPP prio 1 frames */
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| 	u64 tx_ppp2;              /* # of transmitted PPP prio 2 frames */
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| 	u64 tx_ppp3;              /* # of transmitted PPP prio 3 frames */
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| 	u64 tx_ppp4;              /* # of transmitted PPP prio 4 frames */
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| 	u64 tx_ppp5;              /* # of transmitted PPP prio 5 frames */
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| 	u64 tx_ppp6;              /* # of transmitted PPP prio 6 frames */
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| 	u64 tx_ppp7;              /* # of transmitted PPP prio 7 frames */
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| 
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| 	u64 rx_octets;            /* total # of octets in good frames */
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| 	u64 rx_frames;            /* all good frames */
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| 	u64 rx_bcast_frames;      /* all broadcast frames */
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| 	u64 rx_mcast_frames;      /* all multicast frames */
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| 	u64 rx_ucast_frames;      /* all unicast frames */
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| 	u64 rx_too_long;          /* # of frames exceeding MTU */
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| 	u64 rx_jabber;            /* # of jabber frames */
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| 	u64 rx_fcs_err;           /* # of received frames with bad FCS */
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| 	u64 rx_len_err;           /* # of received frames with length error */
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| 	u64 rx_symbol_err;        /* symbol errors */
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| 	u64 rx_runt;              /* # of short frames */
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| 
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| 	u64 rx_frames_64;         /* # of Rx frames in a particular range */
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| 	u64 rx_frames_65_127;
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| 	u64 rx_frames_128_255;
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| 	u64 rx_frames_256_511;
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| 	u64 rx_frames_512_1023;
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| 	u64 rx_frames_1024_1518;
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| 	u64 rx_frames_1519_max;
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| 
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| 	u64 rx_pause;             /* # of received pause frames */
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| 	u64 rx_ppp0;              /* # of received PPP prio 0 frames */
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| 	u64 rx_ppp1;              /* # of received PPP prio 1 frames */
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| 	u64 rx_ppp2;              /* # of received PPP prio 2 frames */
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| 	u64 rx_ppp3;              /* # of received PPP prio 3 frames */
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| 	u64 rx_ppp4;              /* # of received PPP prio 4 frames */
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| 	u64 rx_ppp5;              /* # of received PPP prio 5 frames */
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| 	u64 rx_ppp6;              /* # of received PPP prio 6 frames */
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| 	u64 rx_ppp7;              /* # of received PPP prio 7 frames */
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| 
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| 	u64 rx_ovflow0;           /* drops due to buffer-group 0 overflows */
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| 	u64 rx_ovflow1;           /* drops due to buffer-group 1 overflows */
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| 	u64 rx_ovflow2;           /* drops due to buffer-group 2 overflows */
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| 	u64 rx_ovflow3;           /* drops due to buffer-group 3 overflows */
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| 	u64 rx_trunc0;            /* buffer-group 0 truncated packets */
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| 	u64 rx_trunc1;            /* buffer-group 1 truncated packets */
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| 	u64 rx_trunc2;            /* buffer-group 2 truncated packets */
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| 	u64 rx_trunc3;            /* buffer-group 3 truncated packets */
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| };
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| 
 | |
| struct lb_port_stats {
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| 	u64 octets;
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| 	u64 frames;
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| 	u64 bcast_frames;
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| 	u64 mcast_frames;
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| 	u64 ucast_frames;
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| 	u64 error_frames;
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| 
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| 	u64 frames_64;
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| 	u64 frames_65_127;
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| 	u64 frames_128_255;
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| 	u64 frames_256_511;
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| 	u64 frames_512_1023;
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| 	u64 frames_1024_1518;
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| 	u64 frames_1519_max;
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| 
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| 	u64 drop;
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| 
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| 	u64 ovflow0;
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| 	u64 ovflow1;
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| 	u64 ovflow2;
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| 	u64 ovflow3;
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| 	u64 trunc0;
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| 	u64 trunc1;
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| 	u64 trunc2;
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| 	u64 trunc3;
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| };
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| 
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| struct tp_tcp_stats {
 | |
| 	u32 tcp_out_rsts;
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| 	u64 tcp_in_segs;
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| 	u64 tcp_out_segs;
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| 	u64 tcp_retrans_segs;
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| };
 | |
| 
 | |
| struct tp_usm_stats {
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| 	u32 frames;
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| 	u32 drops;
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| 	u64 octets;
 | |
| };
 | |
| 
 | |
| struct tp_fcoe_stats {
 | |
| 	u32 frames_ddp;
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| 	u32 frames_drop;
 | |
| 	u64 octets_ddp;
 | |
| };
 | |
| 
 | |
| struct tp_err_stats {
 | |
| 	u32 mac_in_errs[4];
 | |
| 	u32 hdr_in_errs[4];
 | |
| 	u32 tcp_in_errs[4];
 | |
| 	u32 tnl_cong_drops[4];
 | |
| 	u32 ofld_chan_drops[4];
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| 	u32 tnl_tx_drops[4];
 | |
| 	u32 ofld_vlan_drops[4];
 | |
| 	u32 tcp6_in_errs[4];
 | |
| 	u32 ofld_no_neigh;
 | |
| 	u32 ofld_cong_defer;
 | |
| };
 | |
| 
 | |
| struct tp_cpl_stats {
 | |
| 	u32 req[4];
 | |
| 	u32 rsp[4];
 | |
| };
 | |
| 
 | |
| struct tp_rdma_stats {
 | |
| 	u32 rqe_dfr_pkt;
 | |
| 	u32 rqe_dfr_mod;
 | |
| };
 | |
| 
 | |
| struct sge_params {
 | |
| 	u32 hps;			/* host page size for our PF/VF */
 | |
| 	u32 eq_qpp;			/* egress queues/page for our PF/VF */
 | |
| 	u32 iq_qpp;			/* egress queues/page for our PF/VF */
 | |
| };
 | |
| 
 | |
| struct tp_params {
 | |
| 	unsigned int tre;            /* log2 of core clocks per TP tick */
 | |
| 	unsigned int la_mask;        /* what events are recorded by TP LA */
 | |
| 	unsigned short tx_modq_map;  /* TX modulation scheduler queue to */
 | |
| 				     /* channel map */
 | |
| 
 | |
| 	uint32_t dack_re;            /* DACK timer resolution */
 | |
| 	unsigned short tx_modq[NCHAN];	/* channel to modulation queue map */
 | |
| 
 | |
| 	u32 vlan_pri_map;               /* cached TP_VLAN_PRI_MAP */
 | |
| 	u32 filter_mask;
 | |
| 	u32 ingress_config;             /* cached TP_INGRESS_CONFIG */
 | |
| 
 | |
| 	/* cached TP_OUT_CONFIG compressed error vector
 | |
| 	 * and passing outer header info for encapsulated packets.
 | |
| 	 */
 | |
| 	int rx_pkt_encap;
 | |
| 
 | |
| 	/* TP_VLAN_PRI_MAP Compressed Filter Tuple field offsets.  This is a
 | |
| 	 * subset of the set of fields which may be present in the Compressed
 | |
| 	 * Filter Tuple portion of filters and TCP TCB connections.  The
 | |
| 	 * fields which are present are controlled by the TP_VLAN_PRI_MAP.
 | |
| 	 * Since a variable number of fields may or may not be present, their
 | |
| 	 * shifted field positions within the Compressed Filter Tuple may
 | |
| 	 * vary, or not even be present if the field isn't selected in
 | |
| 	 * TP_VLAN_PRI_MAP.  Since some of these fields are needed in various
 | |
| 	 * places we store their offsets here, or a -1 if the field isn't
 | |
| 	 * present.
 | |
| 	 */
 | |
| 	int fcoe_shift;
 | |
| 	int port_shift;
 | |
| 	int vnic_shift;
 | |
| 	int vlan_shift;
 | |
| 	int tos_shift;
 | |
| 	int protocol_shift;
 | |
| 	int ethertype_shift;
 | |
| 	int macmatch_shift;
 | |
| 	int matchtype_shift;
 | |
| 	int frag_shift;
 | |
| 
 | |
| 	u64 hash_filter_mask;
 | |
| };
 | |
| 
 | |
| struct vpd_params {
 | |
| 	unsigned int cclk;
 | |
| 	u8 sn[SERNUM_LEN + 1];
 | |
| 	u8 id[ID_LEN + 1];
 | |
| 	u8 pn[PN_LEN + 1];
 | |
| 	u8 na[MACADDR_LEN + 1];
 | |
| };
 | |
| 
 | |
| /* Maximum resources provisioned for a PCI PF.
 | |
|  */
 | |
| struct pf_resources {
 | |
| 	unsigned int nvi;		/* N virtual interfaces */
 | |
| 	unsigned int neq;		/* N egress Qs */
 | |
| 	unsigned int nethctrl;		/* N egress ETH or CTRL Qs */
 | |
| 	unsigned int niqflint;		/* N ingress Qs/w free list(s) & intr */
 | |
| 	unsigned int niq;		/* N ingress Qs */
 | |
| 	unsigned int tc;		/* PCI-E traffic class */
 | |
| 	unsigned int pmask;		/* port access rights mask */
 | |
| 	unsigned int nexactf;		/* N exact MPS filters */
 | |
| 	unsigned int r_caps;		/* read capabilities */
 | |
| 	unsigned int wx_caps;		/* write/execute capabilities */
 | |
| };
 | |
| 
 | |
| struct pci_params {
 | |
| 	unsigned char speed;
 | |
| 	unsigned char width;
 | |
| };
 | |
| 
 | |
| struct devlog_params {
 | |
| 	u32 memtype;                    /* which memory (EDC0, EDC1, MC) */
 | |
| 	u32 start;                      /* start of log in firmware memory */
 | |
| 	u32 size;                       /* size of log */
 | |
| };
 | |
| 
 | |
| /* Stores chip specific parameters */
 | |
| struct arch_specific_params {
 | |
| 	u8 nchan;
 | |
| 	u8 pm_stats_cnt;
 | |
| 	u8 cng_ch_bits_log;		/* congestion channel map bits width */
 | |
| 	u16 mps_rplc_size;
 | |
| 	u16 vfcount;
 | |
| 	u32 sge_fl_db;
 | |
| 	u16 mps_tcam_size;
 | |
| };
 | |
| 
 | |
| struct adapter_params {
 | |
| 	struct sge_params sge;
 | |
| 	struct tp_params  tp;
 | |
| 	struct vpd_params vpd;
 | |
| 	struct pf_resources pfres;
 | |
| 	struct pci_params pci;
 | |
| 	struct devlog_params devlog;
 | |
| 	enum pcie_memwin drv_memwin;
 | |
| 
 | |
| 	unsigned int cim_la_size;
 | |
| 
 | |
| 	unsigned int sf_size;             /* serial flash size in bytes */
 | |
| 	unsigned int sf_nsec;             /* # of flash sectors */
 | |
| 
 | |
| 	unsigned int fw_vers;		  /* firmware version */
 | |
| 	unsigned int bs_vers;		  /* bootstrap version */
 | |
| 	unsigned int tp_vers;		  /* TP microcode version */
 | |
| 	unsigned int er_vers;		  /* expansion ROM version */
 | |
| 	unsigned int scfg_vers;		  /* Serial Configuration version */
 | |
| 	unsigned int vpd_vers;		  /* VPD Version */
 | |
| 	u8 api_vers[7];
 | |
| 
 | |
| 	unsigned short mtus[NMTUS];
 | |
| 	unsigned short a_wnd[NCCTRL_WIN];
 | |
| 	unsigned short b_wnd[NCCTRL_WIN];
 | |
| 
 | |
| 	unsigned char nports;             /* # of ethernet ports */
 | |
| 	unsigned char portvec;
 | |
| 	enum chip_type chip;               /* chip code */
 | |
| 	struct arch_specific_params arch;  /* chip specific params */
 | |
| 	unsigned char offload;
 | |
| 	unsigned char crypto;		/* HW capability for crypto */
 | |
| 	unsigned char ethofld;		/* QoS support */
 | |
| 
 | |
| 	unsigned char bypass;
 | |
| 	unsigned char hash_filter;
 | |
| 
 | |
| 	unsigned int ofldq_wr_cred;
 | |
| 	bool ulptx_memwrite_dsgl;          /* use of T5 DSGL allowed */
 | |
| 
 | |
| 	unsigned int nsched_cls;          /* number of traffic classes */
 | |
| 	unsigned int max_ordird_qp;       /* Max read depth per RDMA QP */
 | |
| 	unsigned int max_ird_adapter;     /* Max read depth per adapter */
 | |
| 	bool fr_nsmr_tpte_wr_support;	  /* FW support for FR_NSMR_TPTE_WR */
 | |
| 	u8 fw_caps_support;		/* 32-bit Port Capabilities */
 | |
| 	bool filter2_wr_support;	/* FW support for FILTER2_WR */
 | |
| 	unsigned int viid_smt_extn_support:1; /* FW returns vin and smt index */
 | |
| 
 | |
| 	/* MPS Buffer Group Map[per Port].  Bit i is set if buffer group i is
 | |
| 	 * used by the Port
 | |
| 	 */
 | |
| 	u8 mps_bg_map[MAX_NPORTS];	/* MPS Buffer Group Map */
 | |
| 	bool write_w_imm_support;       /* FW supports WRITE_WITH_IMMEDIATE */
 | |
| 	bool write_cmpl_support;        /* FW supports WRITE_CMPL */
 | |
| };
 | |
| 
 | |
| /* State needed to monitor the forward progress of SGE Ingress DMA activities
 | |
|  * and possible hangs.
 | |
|  */
 | |
| struct sge_idma_monitor_state {
 | |
| 	unsigned int idma_1s_thresh;	/* 1s threshold in Core Clock ticks */
 | |
| 	unsigned int idma_stalled[2];	/* synthesized stalled timers in HZ */
 | |
| 	unsigned int idma_state[2];	/* IDMA Hang detect state */
 | |
| 	unsigned int idma_qid[2];	/* IDMA Hung Ingress Queue ID */
 | |
| 	unsigned int idma_warn[2];	/* time to warning in HZ */
 | |
| };
 | |
| 
 | |
| /* Firmware Mailbox Command/Reply log.  All values are in Host-Endian format.
 | |
|  * The access and execute times are signed in order to accommodate negative
 | |
|  * error returns.
 | |
|  */
 | |
| struct mbox_cmd {
 | |
| 	u64 cmd[MBOX_LEN / 8];		/* a Firmware Mailbox Command/Reply */
 | |
| 	u64 timestamp;			/* OS-dependent timestamp */
 | |
| 	u32 seqno;			/* sequence number */
 | |
| 	s16 access;			/* time (ms) to access mailbox */
 | |
| 	s16 execute;			/* time (ms) to execute */
 | |
| };
 | |
| 
 | |
| struct mbox_cmd_log {
 | |
| 	unsigned int size;		/* number of entries in the log */
 | |
| 	unsigned int cursor;		/* next position in the log to write */
 | |
| 	u32 seqno;			/* next sequence number */
 | |
| 	/* variable length mailbox command log starts here */
 | |
| };
 | |
| 
 | |
| /* Given a pointer to a Firmware Mailbox Command Log and a log entry index,
 | |
|  * return a pointer to the specified entry.
 | |
|  */
 | |
| static inline struct mbox_cmd *mbox_cmd_log_entry(struct mbox_cmd_log *log,
 | |
| 						  unsigned int entry_idx)
 | |
| {
 | |
| 	return &((struct mbox_cmd *)&(log)[1])[entry_idx];
 | |
| }
 | |
| 
 | |
| #define FW_VERSION(chip) ( \
 | |
| 		FW_HDR_FW_VER_MAJOR_G(chip##FW_VERSION_MAJOR) | \
 | |
| 		FW_HDR_FW_VER_MINOR_G(chip##FW_VERSION_MINOR) | \
 | |
| 		FW_HDR_FW_VER_MICRO_G(chip##FW_VERSION_MICRO) | \
 | |
| 		FW_HDR_FW_VER_BUILD_G(chip##FW_VERSION_BUILD))
 | |
| #define FW_INTFVER(chip, intf) (FW_HDR_INTFVER_##intf)
 | |
| 
 | |
| struct cxgb4_ethtool_lb_test {
 | |
| 	struct completion completion;
 | |
| 	int result;
 | |
| 	int loopback;
 | |
| };
 | |
| 
 | |
| struct fw_info {
 | |
| 	u8 chip;
 | |
| 	char *fs_name;
 | |
| 	char *fw_mod_name;
 | |
| 	struct fw_hdr fw_hdr;
 | |
| };
 | |
| 
 | |
| struct trace_params {
 | |
| 	u32 data[TRACE_LEN / 4];
 | |
| 	u32 mask[TRACE_LEN / 4];
 | |
| 	unsigned short snap_len;
 | |
| 	unsigned short min_len;
 | |
| 	unsigned char skip_ofst;
 | |
| 	unsigned char skip_len;
 | |
| 	unsigned char invert;
 | |
| 	unsigned char port;
 | |
| };
 | |
| 
 | |
| struct cxgb4_fw_data {
 | |
| 	__be32 signature;
 | |
| 	__u8 reserved[4];
 | |
| };
 | |
| 
 | |
| /* Firmware Port Capabilities types. */
 | |
| 
 | |
| typedef u16 fw_port_cap16_t;	/* 16-bit Port Capabilities integral value */
 | |
| typedef u32 fw_port_cap32_t;	/* 32-bit Port Capabilities integral value */
 | |
| 
 | |
| enum fw_caps {
 | |
| 	FW_CAPS_UNKNOWN	= 0,	/* 0'ed out initial state */
 | |
| 	FW_CAPS16	= 1,	/* old Firmware: 16-bit Port Capabilities */
 | |
| 	FW_CAPS32	= 2,	/* new Firmware: 32-bit Port Capabilities */
 | |
| };
 | |
| 
 | |
| struct link_config {
 | |
| 	fw_port_cap32_t pcaps;           /* link capabilities */
 | |
| 	fw_port_cap32_t def_acaps;       /* default advertised capabilities */
 | |
| 	fw_port_cap32_t acaps;           /* advertised capabilities */
 | |
| 	fw_port_cap32_t lpacaps;         /* peer advertised capabilities */
 | |
| 
 | |
| 	fw_port_cap32_t speed_caps;      /* speed(s) user has requested */
 | |
| 	unsigned int   speed;            /* actual link speed (Mb/s) */
 | |
| 
 | |
| 	enum cc_pause  requested_fc;     /* flow control user has requested */
 | |
| 	enum cc_pause  fc;               /* actual link flow control */
 | |
| 	enum cc_pause  advertised_fc;    /* actual advertised flow control */
 | |
| 
 | |
| 	enum cc_fec    requested_fec;	 /* Forward Error Correction: */
 | |
| 	enum cc_fec    fec;		 /* requested and actual in use */
 | |
| 
 | |
| 	unsigned char  autoneg;          /* autonegotiating? */
 | |
| 
 | |
| 	unsigned char  link_ok;          /* link up? */
 | |
| 	unsigned char  link_down_rc;     /* link down reason */
 | |
| 
 | |
| 	bool new_module;		 /* ->OS Transceiver Module inserted */
 | |
| 	bool redo_l1cfg;		 /* ->CC redo current "sticky" L1 CFG */
 | |
| };
 | |
| 
 | |
| #define FW_LEN16(fw_struct) FW_CMD_LEN16_V(sizeof(fw_struct) / 16)
 | |
| 
 | |
| enum {
 | |
| 	MAX_ETH_QSETS = 32,           /* # of Ethernet Tx/Rx queue sets */
 | |
| 	MAX_OFLD_QSETS = 16,          /* # of offload Tx, iscsi Rx queue sets */
 | |
| 	MAX_CTRL_QUEUES = NCHAN,      /* # of control Tx queues */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	MAX_TXQ_ENTRIES      = 16384,
 | |
| 	MAX_CTRL_TXQ_ENTRIES = 1024,
 | |
| 	MAX_RSPQ_ENTRIES     = 16384,
 | |
| 	MAX_RX_BUFFERS       = 16384,
 | |
| 	MIN_TXQ_ENTRIES      = 32,
 | |
| 	MIN_CTRL_TXQ_ENTRIES = 32,
 | |
| 	MIN_RSPQ_ENTRIES     = 128,
 | |
| 	MIN_FL_ENTRIES       = 16
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	MAX_TXQ_DESC_SIZE      = 64,
 | |
| 	MAX_RXQ_DESC_SIZE      = 128,
 | |
| 	MAX_FL_DESC_SIZE       = 8,
 | |
| 	MAX_CTRL_TXQ_DESC_SIZE = 64,
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	INGQ_EXTRAS = 2,        /* firmware event queue and */
 | |
| 				/*   forwarded interrupts */
 | |
| 	MAX_INGQ = MAX_ETH_QSETS + INGQ_EXTRAS,
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	PRIV_FLAG_PORT_TX_VM_BIT,
 | |
| };
 | |
| 
 | |
| #define PRIV_FLAG_PORT_TX_VM		BIT(PRIV_FLAG_PORT_TX_VM_BIT)
 | |
| 
 | |
| #define PRIV_FLAGS_ADAP			0
 | |
| #define PRIV_FLAGS_PORT			PRIV_FLAG_PORT_TX_VM
 | |
| 
 | |
| struct adapter;
 | |
| struct sge_rspq;
 | |
| 
 | |
| #include "cxgb4_dcb.h"
 | |
| 
 | |
| #ifdef CONFIG_CHELSIO_T4_FCOE
 | |
| #include "cxgb4_fcoe.h"
 | |
| #endif /* CONFIG_CHELSIO_T4_FCOE */
 | |
| 
 | |
| struct port_info {
 | |
| 	struct adapter *adapter;
 | |
| 	u16    viid;
 | |
| 	int    xact_addr_filt;        /* index of exact MAC address filter */
 | |
| 	u16    rss_size;              /* size of VI's RSS table slice */
 | |
| 	s8     mdio_addr;
 | |
| 	enum fw_port_type port_type;
 | |
| 	u8     mod_type;
 | |
| 	u8     port_id;
 | |
| 	u8     tx_chan;
 | |
| 	u8     lport;                 /* associated offload logical port */
 | |
| 	u8     nqsets;                /* # of qsets */
 | |
| 	u8     first_qset;            /* index of first qset */
 | |
| 	u8     rss_mode;
 | |
| 	struct link_config link_cfg;
 | |
| 	u16   *rss;
 | |
| 	struct port_stats stats_base;
 | |
| #ifdef CONFIG_CHELSIO_T4_DCB
 | |
| 	struct port_dcb_info dcb;     /* Data Center Bridging support */
 | |
| #endif
 | |
| #ifdef CONFIG_CHELSIO_T4_FCOE
 | |
| 	struct cxgb_fcoe fcoe;
 | |
| #endif /* CONFIG_CHELSIO_T4_FCOE */
 | |
| 	bool rxtstamp;  /* Enable TS */
 | |
| 	struct hwtstamp_config tstamp_config;
 | |
| 	bool ptp_enable;
 | |
| 	struct sched_table *sched_tbl;
 | |
| 	u32 eth_flags;
 | |
| 
 | |
| 	/* viid and smt fields either returned by fw
 | |
| 	 * or decoded by parsing viid by driver.
 | |
| 	 */
 | |
| 	u8 vin;
 | |
| 	u8 vivld;
 | |
| 	u8 smt_idx;
 | |
| 	u8 rx_cchan;
 | |
| 
 | |
| 	bool tc_block_shared;
 | |
| 
 | |
| 	/* Mirror VI information */
 | |
| 	u16 viid_mirror;
 | |
| 	u16 nmirrorqsets;
 | |
| 	u32 vi_mirror_count;
 | |
| 	struct mutex vi_mirror_mutex; /* Sync access to Mirror VI info */
 | |
| 	struct cxgb4_ethtool_lb_test ethtool_lb;
 | |
| };
 | |
| 
 | |
| struct dentry;
 | |
| struct work_struct;
 | |
| 
 | |
| enum {                                 /* adapter flags */
 | |
| 	CXGB4_FULL_INIT_DONE		= (1 << 0),
 | |
| 	CXGB4_DEV_ENABLED		= (1 << 1),
 | |
| 	CXGB4_USING_MSI			= (1 << 2),
 | |
| 	CXGB4_USING_MSIX		= (1 << 3),
 | |
| 	CXGB4_FW_OK			= (1 << 4),
 | |
| 	CXGB4_RSS_TNLALLLOOKUP		= (1 << 5),
 | |
| 	CXGB4_USING_SOFT_PARAMS		= (1 << 6),
 | |
| 	CXGB4_MASTER_PF			= (1 << 7),
 | |
| 	CXGB4_FW_OFLD_CONN		= (1 << 9),
 | |
| 	CXGB4_ROOT_NO_RELAXED_ORDERING	= (1 << 10),
 | |
| 	CXGB4_SHUTTING_DOWN		= (1 << 11),
 | |
| 	CXGB4_SGE_DBQ_TIMER		= (1 << 12),
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	ULP_CRYPTO_LOOKASIDE = 1 << 0,
 | |
| 	ULP_CRYPTO_IPSEC_INLINE = 1 << 1,
 | |
| 	ULP_CRYPTO_KTLS_INLINE  = 1 << 3,
 | |
| };
 | |
| 
 | |
| #define CXGB4_MIRROR_RXQ_DEFAULT_DESC_NUM 1024
 | |
| #define CXGB4_MIRROR_RXQ_DEFAULT_DESC_SIZE 64
 | |
| #define CXGB4_MIRROR_RXQ_DEFAULT_INTR_USEC 5
 | |
| #define CXGB4_MIRROR_RXQ_DEFAULT_PKT_CNT 8
 | |
| 
 | |
| #define CXGB4_MIRROR_FLQ_DEFAULT_DESC_NUM 72
 | |
| 
 | |
| struct rx_sw_desc;
 | |
| 
 | |
| struct sge_fl {                     /* SGE free-buffer queue state */
 | |
| 	unsigned int avail;         /* # of available Rx buffers */
 | |
| 	unsigned int pend_cred;     /* new buffers since last FL DB ring */
 | |
| 	unsigned int cidx;          /* consumer index */
 | |
| 	unsigned int pidx;          /* producer index */
 | |
| 	unsigned long alloc_failed; /* # of times buffer allocation failed */
 | |
| 	unsigned long large_alloc_failed;
 | |
| 	unsigned long mapping_err;  /* # of RX Buffer DMA Mapping failures */
 | |
| 	unsigned long low;          /* # of times momentarily starving */
 | |
| 	unsigned long starving;
 | |
| 	/* RO fields */
 | |
| 	unsigned int cntxt_id;      /* SGE context id for the free list */
 | |
| 	unsigned int size;          /* capacity of free list */
 | |
| 	struct rx_sw_desc *sdesc;   /* address of SW Rx descriptor ring */
 | |
| 	__be64 *desc;               /* address of HW Rx descriptor ring */
 | |
| 	dma_addr_t addr;            /* bus address of HW ring start */
 | |
| 	void __iomem *bar2_addr;    /* address of BAR2 Queue registers */
 | |
| 	unsigned int bar2_qid;      /* Queue ID for BAR2 Queue registers */
 | |
| };
 | |
| 
 | |
| /* A packet gather list */
 | |
| struct pkt_gl {
 | |
| 	u64 sgetstamp;		    /* SGE Time Stamp for Ingress Packet */
 | |
| 	struct page_frag frags[MAX_SKB_FRAGS];
 | |
| 	void *va;                         /* virtual address of first byte */
 | |
| 	unsigned int nfrags;              /* # of fragments */
 | |
| 	unsigned int tot_len;             /* total length of fragments */
 | |
| };
 | |
| 
 | |
| typedef int (*rspq_handler_t)(struct sge_rspq *q, const __be64 *rsp,
 | |
| 			      const struct pkt_gl *gl);
 | |
| typedef void (*rspq_flush_handler_t)(struct sge_rspq *q);
 | |
| /* LRO related declarations for ULD */
 | |
| struct t4_lro_mgr {
 | |
| #define MAX_LRO_SESSIONS		64
 | |
| 	u8 lro_session_cnt;         /* # of sessions to aggregate */
 | |
| 	unsigned long lro_pkts;     /* # of LRO super packets */
 | |
| 	unsigned long lro_merged;   /* # of wire packets merged by LRO */
 | |
| 	struct sk_buff_head lroq;   /* list of aggregated sessions */
 | |
| };
 | |
| 
 | |
| struct sge_rspq {                   /* state for an SGE response queue */
 | |
| 	struct napi_struct napi;
 | |
| 	const __be64 *cur_desc;     /* current descriptor in queue */
 | |
| 	unsigned int cidx;          /* consumer index */
 | |
| 	u8 gen;                     /* current generation bit */
 | |
| 	u8 intr_params;             /* interrupt holdoff parameters */
 | |
| 	u8 next_intr_params;        /* holdoff params for next interrupt */
 | |
| 	u8 adaptive_rx;
 | |
| 	u8 pktcnt_idx;              /* interrupt packet threshold */
 | |
| 	u8 uld;                     /* ULD handling this queue */
 | |
| 	u8 idx;                     /* queue index within its group */
 | |
| 	int offset;                 /* offset into current Rx buffer */
 | |
| 	u16 cntxt_id;               /* SGE context id for the response q */
 | |
| 	u16 abs_id;                 /* absolute SGE id for the response q */
 | |
| 	__be64 *desc;               /* address of HW response ring */
 | |
| 	dma_addr_t phys_addr;       /* physical address of the ring */
 | |
| 	void __iomem *bar2_addr;    /* address of BAR2 Queue registers */
 | |
| 	unsigned int bar2_qid;      /* Queue ID for BAR2 Queue registers */
 | |
| 	unsigned int iqe_len;       /* entry size */
 | |
| 	unsigned int size;          /* capacity of response queue */
 | |
| 	struct adapter *adap;
 | |
| 	struct net_device *netdev;  /* associated net device */
 | |
| 	rspq_handler_t handler;
 | |
| 	rspq_flush_handler_t flush_handler;
 | |
| 	struct t4_lro_mgr lro_mgr;
 | |
| };
 | |
| 
 | |
| struct sge_eth_stats {              /* Ethernet queue statistics */
 | |
| 	unsigned long pkts;         /* # of ethernet packets */
 | |
| 	unsigned long lro_pkts;     /* # of LRO super packets */
 | |
| 	unsigned long lro_merged;   /* # of wire packets merged by LRO */
 | |
| 	unsigned long rx_cso;       /* # of Rx checksum offloads */
 | |
| 	unsigned long vlan_ex;      /* # of Rx VLAN extractions */
 | |
| 	unsigned long rx_drops;     /* # of packets dropped due to no mem */
 | |
| 	unsigned long bad_rx_pkts;  /* # of packets with err_vec!=0 */
 | |
| };
 | |
| 
 | |
| struct sge_eth_rxq {                /* SW Ethernet Rx queue */
 | |
| 	struct sge_rspq rspq;
 | |
| 	struct sge_fl fl;
 | |
| 	struct sge_eth_stats stats;
 | |
| 	struct msix_info *msix;
 | |
| } ____cacheline_aligned_in_smp;
 | |
| 
 | |
| struct sge_ofld_stats {             /* offload queue statistics */
 | |
| 	unsigned long pkts;         /* # of packets */
 | |
| 	unsigned long imm;          /* # of immediate-data packets */
 | |
| 	unsigned long an;           /* # of asynchronous notifications */
 | |
| 	unsigned long nomem;        /* # of responses deferred due to no mem */
 | |
| };
 | |
| 
 | |
| struct sge_ofld_rxq {               /* SW offload Rx queue */
 | |
| 	struct sge_rspq rspq;
 | |
| 	struct sge_fl fl;
 | |
| 	struct sge_ofld_stats stats;
 | |
| 	struct msix_info *msix;
 | |
| } ____cacheline_aligned_in_smp;
 | |
| 
 | |
| struct tx_desc {
 | |
| 	__be64 flit[8];
 | |
| };
 | |
| 
 | |
| struct ulptx_sgl;
 | |
| 
 | |
| struct tx_sw_desc {
 | |
| 	struct sk_buff *skb; /* SKB to free after getting completion */
 | |
| 	dma_addr_t addr[MAX_SKB_FRAGS + 1]; /* DMA mapped addresses */
 | |
| };
 | |
| 
 | |
| struct sge_txq {
 | |
| 	unsigned int  in_use;       /* # of in-use Tx descriptors */
 | |
| 	unsigned int  q_type;	    /* Q type Eth/Ctrl/Ofld */
 | |
| 	unsigned int  size;         /* # of descriptors */
 | |
| 	unsigned int  cidx;         /* SW consumer index */
 | |
| 	unsigned int  pidx;         /* producer index */
 | |
| 	unsigned long stops;        /* # of times q has been stopped */
 | |
| 	unsigned long restarts;     /* # of queue restarts */
 | |
| 	unsigned int  cntxt_id;     /* SGE context id for the Tx q */
 | |
| 	struct tx_desc *desc;       /* address of HW Tx descriptor ring */
 | |
| 	struct tx_sw_desc *sdesc;   /* address of SW Tx descriptor ring */
 | |
| 	struct sge_qstat *stat;     /* queue status entry */
 | |
| 	dma_addr_t    phys_addr;    /* physical address of the ring */
 | |
| 	spinlock_t db_lock;
 | |
| 	int db_disabled;
 | |
| 	unsigned short db_pidx;
 | |
| 	unsigned short db_pidx_inc;
 | |
| 	void __iomem *bar2_addr;    /* address of BAR2 Queue registers */
 | |
| 	unsigned int bar2_qid;      /* Queue ID for BAR2 Queue registers */
 | |
| };
 | |
| 
 | |
| struct sge_eth_txq {                /* state for an SGE Ethernet Tx queue */
 | |
| 	struct sge_txq q;
 | |
| 	struct netdev_queue *txq;   /* associated netdev TX queue */
 | |
| #ifdef CONFIG_CHELSIO_T4_DCB
 | |
| 	u8 dcb_prio;		    /* DCB Priority bound to queue */
 | |
| #endif
 | |
| 	u8 dbqt;                    /* SGE Doorbell Queue Timer in use */
 | |
| 	unsigned int dbqtimerix;    /* SGE Doorbell Queue Timer Index */
 | |
| 	unsigned long tso;          /* # of TSO requests */
 | |
| 	unsigned long uso;          /* # of USO requests */
 | |
| 	unsigned long tx_cso;       /* # of Tx checksum offloads */
 | |
| 	unsigned long vlan_ins;     /* # of Tx VLAN insertions */
 | |
| 	unsigned long mapping_err;  /* # of I/O MMU packet mapping errors */
 | |
| } ____cacheline_aligned_in_smp;
 | |
| 
 | |
| struct sge_uld_txq {               /* state for an SGE offload Tx queue */
 | |
| 	struct sge_txq q;
 | |
| 	struct adapter *adap;
 | |
| 	struct sk_buff_head sendq;  /* list of backpressured packets */
 | |
| 	struct tasklet_struct qresume_tsk; /* restarts the queue */
 | |
| 	bool service_ofldq_running; /* service_ofldq() is processing sendq */
 | |
| 	u8 full;                    /* the Tx ring is full */
 | |
| 	unsigned long mapping_err;  /* # of I/O MMU packet mapping errors */
 | |
| } ____cacheline_aligned_in_smp;
 | |
| 
 | |
| struct sge_ctrl_txq {               /* state for an SGE control Tx queue */
 | |
| 	struct sge_txq q;
 | |
| 	struct adapter *adap;
 | |
| 	struct sk_buff_head sendq;  /* list of backpressured packets */
 | |
| 	struct tasklet_struct qresume_tsk; /* restarts the queue */
 | |
| 	u8 full;                    /* the Tx ring is full */
 | |
| } ____cacheline_aligned_in_smp;
 | |
| 
 | |
| struct sge_uld_rxq_info {
 | |
| 	char name[IFNAMSIZ];	/* name of ULD driver */
 | |
| 	struct sge_ofld_rxq *uldrxq; /* Rxq's for ULD */
 | |
| 	u16 *rspq_id;		/* response queue id's of rxq */
 | |
| 	u16 nrxq;		/* # of ingress uld queues */
 | |
| 	u16 nciq;		/* # of completion queues */
 | |
| 	u8 uld;			/* uld type */
 | |
| };
 | |
| 
 | |
| struct sge_uld_txq_info {
 | |
| 	struct sge_uld_txq *uldtxq; /* Txq's for ULD */
 | |
| 	atomic_t users;		/* num users */
 | |
| 	u16 ntxq;		/* # of egress uld queues */
 | |
| };
 | |
| 
 | |
| /* struct to maintain ULD list to reallocate ULD resources on hotplug */
 | |
| struct cxgb4_uld_list {
 | |
| 	struct cxgb4_uld_info uld_info;
 | |
| 	struct list_head list_node;
 | |
| 	enum cxgb4_uld uld_type;
 | |
| };
 | |
| 
 | |
| enum sge_eosw_state {
 | |
| 	CXGB4_EO_STATE_CLOSED = 0, /* Not ready to accept traffic */
 | |
| 	CXGB4_EO_STATE_FLOWC_OPEN_SEND, /* Send FLOWC open request */
 | |
| 	CXGB4_EO_STATE_FLOWC_OPEN_REPLY, /* Waiting for FLOWC open reply */
 | |
| 	CXGB4_EO_STATE_ACTIVE, /* Ready to accept traffic */
 | |
| 	CXGB4_EO_STATE_FLOWC_CLOSE_SEND, /* Send FLOWC close request */
 | |
| 	CXGB4_EO_STATE_FLOWC_CLOSE_REPLY, /* Waiting for FLOWC close reply */
 | |
| };
 | |
| 
 | |
| struct sge_eosw_txq {
 | |
| 	spinlock_t lock; /* Per queue lock to synchronize completions */
 | |
| 	enum sge_eosw_state state; /* Current ETHOFLD State */
 | |
| 	struct tx_sw_desc *desc; /* Descriptor ring to hold packets */
 | |
| 	u32 ndesc; /* Number of descriptors */
 | |
| 	u32 pidx; /* Current Producer Index */
 | |
| 	u32 last_pidx; /* Last successfully transmitted Producer Index */
 | |
| 	u32 cidx; /* Current Consumer Index */
 | |
| 	u32 last_cidx; /* Last successfully reclaimed Consumer Index */
 | |
| 	u32 flowc_idx; /* Descriptor containing a FLOWC request */
 | |
| 	u32 inuse; /* Number of packets held in ring */
 | |
| 
 | |
| 	u32 cred; /* Current available credits */
 | |
| 	u32 ncompl; /* # of completions posted */
 | |
| 	u32 last_compl; /* # of credits consumed since last completion req */
 | |
| 
 | |
| 	u32 eotid; /* Index into EOTID table in software */
 | |
| 	u32 hwtid; /* Hardware EOTID index */
 | |
| 
 | |
| 	u32 hwqid; /* Underlying hardware queue index */
 | |
| 	struct net_device *netdev; /* Pointer to netdevice */
 | |
| 	struct tasklet_struct qresume_tsk; /* Restarts the queue */
 | |
| 	struct completion completion; /* completion for FLOWC rendezvous */
 | |
| };
 | |
| 
 | |
| struct sge_eohw_txq {
 | |
| 	spinlock_t lock; /* Per queue lock */
 | |
| 	struct sge_txq q; /* HW Txq */
 | |
| 	struct adapter *adap; /* Backpointer to adapter */
 | |
| 	unsigned long tso; /* # of TSO requests */
 | |
| 	unsigned long uso; /* # of USO requests */
 | |
| 	unsigned long tx_cso; /* # of Tx checksum offloads */
 | |
| 	unsigned long vlan_ins; /* # of Tx VLAN insertions */
 | |
| 	unsigned long mapping_err; /* # of I/O MMU packet mapping errors */
 | |
| };
 | |
| 
 | |
| struct sge {
 | |
| 	struct sge_eth_txq ethtxq[MAX_ETH_QSETS];
 | |
| 	struct sge_eth_txq ptptxq;
 | |
| 	struct sge_ctrl_txq ctrlq[MAX_CTRL_QUEUES];
 | |
| 
 | |
| 	struct sge_eth_rxq ethrxq[MAX_ETH_QSETS];
 | |
| 	struct sge_rspq fw_evtq ____cacheline_aligned_in_smp;
 | |
| 	struct sge_uld_rxq_info **uld_rxq_info;
 | |
| 	struct sge_uld_txq_info **uld_txq_info;
 | |
| 
 | |
| 	struct sge_rspq intrq ____cacheline_aligned_in_smp;
 | |
| 	spinlock_t intrq_lock;
 | |
| 
 | |
| 	struct sge_eohw_txq *eohw_txq;
 | |
| 	struct sge_ofld_rxq *eohw_rxq;
 | |
| 
 | |
| 	struct sge_eth_rxq *mirror_rxq[NCHAN];
 | |
| 
 | |
| 	u16 max_ethqsets;           /* # of available Ethernet queue sets */
 | |
| 	u16 ethqsets;               /* # of active Ethernet queue sets */
 | |
| 	u16 ethtxq_rover;           /* Tx queue to clean up next */
 | |
| 	u16 ofldqsets;              /* # of active ofld queue sets */
 | |
| 	u16 nqs_per_uld;	    /* # of Rx queues per ULD */
 | |
| 	u16 eoqsets;                /* # of ETHOFLD queues */
 | |
| 	u16 mirrorqsets;            /* # of Mirror queues */
 | |
| 
 | |
| 	u16 timer_val[SGE_NTIMERS];
 | |
| 	u8 counter_val[SGE_NCOUNTERS];
 | |
| 	u16 dbqtimer_tick;
 | |
| 	u16 dbqtimer_val[SGE_NDBQTIMERS];
 | |
| 	u32 fl_pg_order;            /* large page allocation size */
 | |
| 	u32 stat_len;               /* length of status page at ring end */
 | |
| 	u32 pktshift;               /* padding between CPL & packet data */
 | |
| 	u32 fl_align;               /* response queue message alignment */
 | |
| 	u32 fl_starve_thres;        /* Free List starvation threshold */
 | |
| 
 | |
| 	struct sge_idma_monitor_state idma_monitor;
 | |
| 	unsigned int egr_start;
 | |
| 	unsigned int egr_sz;
 | |
| 	unsigned int ingr_start;
 | |
| 	unsigned int ingr_sz;
 | |
| 	void **egr_map;    /* qid->queue egress queue map */
 | |
| 	struct sge_rspq **ingr_map; /* qid->queue ingress queue map */
 | |
| 	unsigned long *starving_fl;
 | |
| 	unsigned long *txq_maperr;
 | |
| 	unsigned long *blocked_fl;
 | |
| 	struct timer_list rx_timer; /* refills starving FLs */
 | |
| 	struct timer_list tx_timer; /* checks Tx queues */
 | |
| 
 | |
| 	int fwevtq_msix_idx; /* Index to firmware event queue MSI-X info */
 | |
| 	int nd_msix_idx; /* Index to non-data interrupts MSI-X info */
 | |
| };
 | |
| 
 | |
| #define for_each_ethrxq(sge, i) for (i = 0; i < (sge)->ethqsets; i++)
 | |
| #define for_each_ofldtxq(sge, i) for (i = 0; i < (sge)->ofldqsets; i++)
 | |
| 
 | |
| struct l2t_data;
 | |
| 
 | |
| #ifdef CONFIG_PCI_IOV
 | |
| 
 | |
| /* T4 supports SRIOV on PF0-3 and T5 on PF0-7.  However, the Serial
 | |
|  * Configuration initialization for T5 only has SR-IOV functionality enabled
 | |
|  * on PF0-3 in order to simplify everything.
 | |
|  */
 | |
| #define NUM_OF_PF_WITH_SRIOV 4
 | |
| 
 | |
| #endif
 | |
| 
 | |
| struct doorbell_stats {
 | |
| 	u32 db_drop;
 | |
| 	u32 db_empty;
 | |
| 	u32 db_full;
 | |
| };
 | |
| 
 | |
| struct hash_mac_addr {
 | |
| 	struct list_head list;
 | |
| 	u8 addr[ETH_ALEN];
 | |
| 	unsigned int iface_mac;
 | |
| };
 | |
| 
 | |
| struct msix_bmap {
 | |
| 	unsigned long *msix_bmap;
 | |
| 	unsigned int mapsize;
 | |
| 	spinlock_t lock; /* lock for acquiring bitmap */
 | |
| };
 | |
| 
 | |
| struct msix_info {
 | |
| 	unsigned short vec;
 | |
| 	char desc[IFNAMSIZ + 10];
 | |
| 	unsigned int idx;
 | |
| 	cpumask_var_t aff_mask;
 | |
| };
 | |
| 
 | |
| struct vf_info {
 | |
| 	unsigned char vf_mac_addr[ETH_ALEN];
 | |
| 	unsigned int tx_rate;
 | |
| 	bool pf_set_mac;
 | |
| 	u16 vlan;
 | |
| 	int link_state;
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	HMA_DMA_MAPPED_FLAG = 1
 | |
| };
 | |
| 
 | |
| struct hma_data {
 | |
| 	unsigned char flags;
 | |
| 	struct sg_table *sgt;
 | |
| 	dma_addr_t *phy_addr;	/* physical address of the page */
 | |
| };
 | |
| 
 | |
| struct mbox_list {
 | |
| 	struct list_head list;
 | |
| };
 | |
| 
 | |
| #if IS_ENABLED(CONFIG_THERMAL)
 | |
| struct ch_thermal {
 | |
| 	struct thermal_zone_device *tzdev;
 | |
| };
 | |
| #endif
 | |
| 
 | |
| struct mps_entries_ref {
 | |
| 	struct list_head list;
 | |
| 	u8 addr[ETH_ALEN];
 | |
| 	u8 mask[ETH_ALEN];
 | |
| 	u16 idx;
 | |
| 	refcount_t refcnt;
 | |
| };
 | |
| 
 | |
| struct cxgb4_ethtool_filter_info {
 | |
| 	u32 *loc_array; /* Array holding the actual TIDs set to filters */
 | |
| 	unsigned long *bmap; /* Bitmap for managing filters in use */
 | |
| 	u32 in_use; /* # of filters in use */
 | |
| };
 | |
| 
 | |
| struct cxgb4_ethtool_filter {
 | |
| 	u32 nentries; /* Adapter wide number of supported filters */
 | |
| 	struct cxgb4_ethtool_filter_info *port; /* Per port entry */
 | |
| };
 | |
| 
 | |
| struct adapter {
 | |
| 	void __iomem *regs;
 | |
| 	void __iomem *bar2;
 | |
| 	u32 t4_bar0;
 | |
| 	struct pci_dev *pdev;
 | |
| 	struct device *pdev_dev;
 | |
| 	const char *name;
 | |
| 	unsigned int mbox;
 | |
| 	unsigned int pf;
 | |
| 	unsigned int flags;
 | |
| 	unsigned int adap_idx;
 | |
| 	enum chip_type chip;
 | |
| 	u32 eth_flags;
 | |
| 
 | |
| 	int msg_enable;
 | |
| 	__be16 vxlan_port;
 | |
| 	__be16 geneve_port;
 | |
| 
 | |
| 	struct adapter_params params;
 | |
| 	struct cxgb4_virt_res vres;
 | |
| 	unsigned int swintr;
 | |
| 
 | |
| 	/* MSI-X Info for NIC and OFLD queues */
 | |
| 	struct msix_info *msix_info;
 | |
| 	struct msix_bmap msix_bmap;
 | |
| 
 | |
| 	struct doorbell_stats db_stats;
 | |
| 	struct sge sge;
 | |
| 
 | |
| 	struct net_device *port[MAX_NPORTS];
 | |
| 	u8 chan_map[NCHAN];                   /* channel -> port map */
 | |
| 
 | |
| 	struct vf_info *vfinfo;
 | |
| 	u8 num_vfs;
 | |
| 
 | |
| 	u32 filter_mode;
 | |
| 	unsigned int l2t_start;
 | |
| 	unsigned int l2t_end;
 | |
| 	struct l2t_data *l2t;
 | |
| 	unsigned int clipt_start;
 | |
| 	unsigned int clipt_end;
 | |
| 	struct clip_tbl *clipt;
 | |
| 	unsigned int rawf_start;
 | |
| 	unsigned int rawf_cnt;
 | |
| 	struct smt_data *smt;
 | |
| 	struct cxgb4_uld_info *uld;
 | |
| 	void *uld_handle[CXGB4_ULD_MAX];
 | |
| 	unsigned int num_uld;
 | |
| 	unsigned int num_ofld_uld;
 | |
| 	struct list_head list_node;
 | |
| 	struct list_head rcu_node;
 | |
| 	struct list_head mac_hlist; /* list of MAC addresses in MPS Hash */
 | |
| 	struct list_head mps_ref;
 | |
| 	spinlock_t mps_ref_lock; /* lock for syncing mps ref/def activities */
 | |
| 
 | |
| 	void *iscsi_ppm;
 | |
| 
 | |
| 	struct tid_info tids;
 | |
| 	void **tid_release_head;
 | |
| 	spinlock_t tid_release_lock;
 | |
| 	struct workqueue_struct *workq;
 | |
| 	struct work_struct tid_release_task;
 | |
| 	struct work_struct db_full_task;
 | |
| 	struct work_struct db_drop_task;
 | |
| 	struct work_struct fatal_err_notify_task;
 | |
| 	bool tid_release_task_busy;
 | |
| 
 | |
| 	/* lock for mailbox cmd list */
 | |
| 	spinlock_t mbox_lock;
 | |
| 	struct mbox_list mlist;
 | |
| 
 | |
| 	/* support for mailbox command/reply logging */
 | |
| #define T4_OS_LOG_MBOX_CMDS 256
 | |
| 	struct mbox_cmd_log *mbox_log;
 | |
| 
 | |
| 	struct mutex uld_mutex;
 | |
| 
 | |
| 	struct dentry *debugfs_root;
 | |
| 	bool use_bd;     /* Use SGE Back Door intfc for reading SGE Contexts */
 | |
| 	bool trace_rss;	/* 1 implies that different RSS flit per filter is
 | |
| 			 * used per filter else if 0 default RSS flit is
 | |
| 			 * used for all 4 filters.
 | |
| 			 */
 | |
| 
 | |
| 	struct ptp_clock *ptp_clock;
 | |
| 	struct ptp_clock_info ptp_clock_info;
 | |
| 	struct sk_buff *ptp_tx_skb;
 | |
| 	/* ptp lock */
 | |
| 	spinlock_t ptp_lock;
 | |
| 	spinlock_t stats_lock;
 | |
| 	spinlock_t win0_lock ____cacheline_aligned_in_smp;
 | |
| 
 | |
| 	/* TC u32 offload */
 | |
| 	struct cxgb4_tc_u32_table *tc_u32;
 | |
| 	struct chcr_ktls chcr_ktls;
 | |
| 	struct chcr_stats_debug chcr_stats;
 | |
| #if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE)
 | |
| 	struct ch_ktls_stats_debug ch_ktls_stats;
 | |
| #endif
 | |
| #if IS_ENABLED(CONFIG_CHELSIO_IPSEC_INLINE)
 | |
| 	struct ch_ipsec_stats_debug ch_ipsec_stats;
 | |
| #endif
 | |
| 
 | |
| 	/* TC flower offload */
 | |
| 	bool tc_flower_initialized;
 | |
| 	struct rhashtable flower_tbl;
 | |
| 	struct rhashtable_params flower_ht_params;
 | |
| 	struct timer_list flower_stats_timer;
 | |
| 	struct work_struct flower_stats_work;
 | |
| 
 | |
| 	/* Ethtool Dump */
 | |
| 	struct ethtool_dump eth_dump;
 | |
| 
 | |
| 	/* HMA */
 | |
| 	struct hma_data hma;
 | |
| 
 | |
| 	struct srq_data *srq;
 | |
| 
 | |
| 	/* Dump buffer for collecting logs in kdump kernel */
 | |
| 	struct vmcoredd_data vmcoredd;
 | |
| #if IS_ENABLED(CONFIG_THERMAL)
 | |
| 	struct ch_thermal ch_thermal;
 | |
| #endif
 | |
| 
 | |
| 	/* TC MQPRIO offload */
 | |
| 	struct cxgb4_tc_mqprio *tc_mqprio;
 | |
| 
 | |
| 	/* TC MATCHALL classifier offload */
 | |
| 	struct cxgb4_tc_matchall *tc_matchall;
 | |
| 
 | |
| 	/* Ethtool n-tuple */
 | |
| 	struct cxgb4_ethtool_filter *ethtool_filters;
 | |
| };
 | |
| 
 | |
| /* Support for "sched-class" command to allow a TX Scheduling Class to be
 | |
|  * programmed with various parameters.
 | |
|  */
 | |
| struct ch_sched_params {
 | |
| 	u8   type;                     /* packet or flow */
 | |
| 	union {
 | |
| 		struct {
 | |
| 			u8   level;    /* scheduler hierarchy level */
 | |
| 			u8   mode;     /* per-class or per-flow */
 | |
| 			u8   rateunit; /* bit or packet rate */
 | |
| 			u8   ratemode; /* %port relative or kbps absolute */
 | |
| 			u8   channel;  /* scheduler channel [0..N] */
 | |
| 			u8   class;    /* scheduler class [0..N] */
 | |
| 			u32  minrate;  /* minimum rate */
 | |
| 			u32  maxrate;  /* maximum rate */
 | |
| 			u16  weight;   /* percent weight */
 | |
| 			u16  pktsize;  /* average packet size */
 | |
| 			u16  burstsize;  /* burst buffer size */
 | |
| 		} params;
 | |
| 	} u;
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	SCHED_CLASS_TYPE_PACKET = 0,    /* class type */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	SCHED_CLASS_LEVEL_CL_RL = 0,    /* class rate limiter */
 | |
| 	SCHED_CLASS_LEVEL_CH_RL = 2,    /* channel rate limiter */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	SCHED_CLASS_MODE_CLASS = 0,     /* per-class scheduling */
 | |
| 	SCHED_CLASS_MODE_FLOW,          /* per-flow scheduling */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	SCHED_CLASS_RATEUNIT_BITS = 0,  /* bit rate scheduling */
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	SCHED_CLASS_RATEMODE_ABS = 1,   /* Kb/s */
 | |
| };
 | |
| 
 | |
| /* Support for "sched_queue" command to allow one or more NIC TX Queues
 | |
|  * to be bound to a TX Scheduling Class.
 | |
|  */
 | |
| struct ch_sched_queue {
 | |
| 	s8   queue;    /* queue index */
 | |
| 	s8   class;    /* class index */
 | |
| };
 | |
| 
 | |
| /* Support for "sched_flowc" command to allow one or more FLOWC
 | |
|  * to be bound to a TX Scheduling Class.
 | |
|  */
 | |
| struct ch_sched_flowc {
 | |
| 	s32 tid;   /* TID to bind */
 | |
| 	s8  class; /* class index */
 | |
| };
 | |
| 
 | |
| /* Defined bit width of user definable filter tuples
 | |
|  */
 | |
| #define ETHTYPE_BITWIDTH 16
 | |
| #define FRAG_BITWIDTH 1
 | |
| #define MACIDX_BITWIDTH 9
 | |
| #define FCOE_BITWIDTH 1
 | |
| #define IPORT_BITWIDTH 3
 | |
| #define MATCHTYPE_BITWIDTH 3
 | |
| #define PROTO_BITWIDTH 8
 | |
| #define TOS_BITWIDTH 8
 | |
| #define PF_BITWIDTH 8
 | |
| #define VF_BITWIDTH 8
 | |
| #define IVLAN_BITWIDTH 16
 | |
| #define OVLAN_BITWIDTH 16
 | |
| #define ENCAP_VNI_BITWIDTH 24
 | |
| 
 | |
| /* Filter matching rules.  These consist of a set of ingress packet field
 | |
|  * (value, mask) tuples.  The associated ingress packet field matches the
 | |
|  * tuple when ((field & mask) == value).  (Thus a wildcard "don't care" field
 | |
|  * rule can be constructed by specifying a tuple of (0, 0).)  A filter rule
 | |
|  * matches an ingress packet when all of the individual individual field
 | |
|  * matching rules are true.
 | |
|  *
 | |
|  * Partial field masks are always valid, however, while it may be easy to
 | |
|  * understand their meanings for some fields (e.g. IP address to match a
 | |
|  * subnet), for others making sensible partial masks is less intuitive (e.g.
 | |
|  * MPS match type) ...
 | |
|  *
 | |
|  * Most of the following data structures are modeled on T4 capabilities.
 | |
|  * Drivers for earlier chips use the subsets which make sense for those chips.
 | |
|  * We really need to come up with a hardware-independent mechanism to
 | |
|  * represent hardware filter capabilities ...
 | |
|  */
 | |
| struct ch_filter_tuple {
 | |
| 	/* Compressed header matching field rules.  The TP_VLAN_PRI_MAP
 | |
| 	 * register selects which of these fields will participate in the
 | |
| 	 * filter match rules -- up to a maximum of 36 bits.  Because
 | |
| 	 * TP_VLAN_PRI_MAP is a global register, all filters must use the same
 | |
| 	 * set of fields.
 | |
| 	 */
 | |
| 	uint32_t ethtype:ETHTYPE_BITWIDTH;      /* Ethernet type */
 | |
| 	uint32_t frag:FRAG_BITWIDTH;            /* IP fragmentation header */
 | |
| 	uint32_t ivlan_vld:1;                   /* inner VLAN valid */
 | |
| 	uint32_t ovlan_vld:1;                   /* outer VLAN valid */
 | |
| 	uint32_t pfvf_vld:1;                    /* PF/VF valid */
 | |
| 	uint32_t encap_vld:1;			/* Encapsulation valid */
 | |
| 	uint32_t macidx:MACIDX_BITWIDTH;        /* exact match MAC index */
 | |
| 	uint32_t fcoe:FCOE_BITWIDTH;            /* FCoE packet */
 | |
| 	uint32_t iport:IPORT_BITWIDTH;          /* ingress port */
 | |
| 	uint32_t matchtype:MATCHTYPE_BITWIDTH;  /* MPS match type */
 | |
| 	uint32_t proto:PROTO_BITWIDTH;          /* protocol type */
 | |
| 	uint32_t tos:TOS_BITWIDTH;              /* TOS/Traffic Type */
 | |
| 	uint32_t pf:PF_BITWIDTH;                /* PCI-E PF ID */
 | |
| 	uint32_t vf:VF_BITWIDTH;                /* PCI-E VF ID */
 | |
| 	uint32_t ivlan:IVLAN_BITWIDTH;          /* inner VLAN */
 | |
| 	uint32_t ovlan:OVLAN_BITWIDTH;          /* outer VLAN */
 | |
| 	uint32_t vni:ENCAP_VNI_BITWIDTH;	/* VNI of tunnel */
 | |
| 
 | |
| 	/* Uncompressed header matching field rules.  These are always
 | |
| 	 * available for field rules.
 | |
| 	 */
 | |
| 	uint8_t lip[16];        /* local IP address (IPv4 in [3:0]) */
 | |
| 	uint8_t fip[16];        /* foreign IP address (IPv4 in [3:0]) */
 | |
| 	uint16_t lport;         /* local port */
 | |
| 	uint16_t fport;         /* foreign port */
 | |
| };
 | |
| 
 | |
| /* A filter ioctl command.
 | |
|  */
 | |
| struct ch_filter_specification {
 | |
| 	/* Administrative fields for filter.
 | |
| 	 */
 | |
| 	uint32_t hitcnts:1;     /* count filter hits in TCB */
 | |
| 	uint32_t prio:1;        /* filter has priority over active/server */
 | |
| 
 | |
| 	/* Fundamental filter typing.  This is the one element of filter
 | |
| 	 * matching that doesn't exist as a (value, mask) tuple.
 | |
| 	 */
 | |
| 	uint32_t type:1;        /* 0 => IPv4, 1 => IPv6 */
 | |
| 	u32 hash:1;		/* 0 => wild-card, 1 => exact-match */
 | |
| 
 | |
| 	/* Packet dispatch information.  Ingress packets which match the
 | |
| 	 * filter rules will be dropped, passed to the host or switched back
 | |
| 	 * out as egress packets.
 | |
| 	 */
 | |
| 	uint32_t action:2;      /* drop, pass, switch */
 | |
| 
 | |
| 	uint32_t rpttid:1;      /* report TID in RSS hash field */
 | |
| 
 | |
| 	uint32_t dirsteer:1;    /* 0 => RSS, 1 => steer to iq */
 | |
| 	uint32_t iq:10;         /* ingress queue */
 | |
| 
 | |
| 	uint32_t maskhash:1;    /* dirsteer=0: store RSS hash in TCB */
 | |
| 	uint32_t dirsteerhash:1;/* dirsteer=1: 0 => TCB contains RSS hash */
 | |
| 				/*             1 => TCB contains IQ ID */
 | |
| 
 | |
| 	/* Switch proxy/rewrite fields.  An ingress packet which matches a
 | |
| 	 * filter with "switch" set will be looped back out as an egress
 | |
| 	 * packet -- potentially with some Ethernet header rewriting.
 | |
| 	 */
 | |
| 	uint32_t eport:2;       /* egress port to switch packet out */
 | |
| 	uint32_t newdmac:1;     /* rewrite destination MAC address */
 | |
| 	uint32_t newsmac:1;     /* rewrite source MAC address */
 | |
| 	uint32_t newvlan:2;     /* rewrite VLAN Tag */
 | |
| 	uint32_t nat_mode:3;    /* specify NAT operation mode */
 | |
| 	uint8_t dmac[ETH_ALEN]; /* new destination MAC address */
 | |
| 	uint8_t smac[ETH_ALEN]; /* new source MAC address */
 | |
| 	uint16_t vlan;          /* VLAN Tag to insert */
 | |
| 
 | |
| 	u8 nat_lip[16];		/* local IP to use after NAT'ing */
 | |
| 	u8 nat_fip[16];		/* foreign IP to use after NAT'ing */
 | |
| 	u16 nat_lport;		/* local port to use after NAT'ing */
 | |
| 	u16 nat_fport;		/* foreign port to use after NAT'ing */
 | |
| 
 | |
| 	u32 tc_prio;		/* TC's filter priority index */
 | |
| 	u64 tc_cookie;		/* Unique cookie identifying TC rules */
 | |
| 
 | |
| 	/* reservation for future additions */
 | |
| 	u8 rsvd[12];
 | |
| 
 | |
| 	/* Filter rule value/mask pairs.
 | |
| 	 */
 | |
| 	struct ch_filter_tuple val;
 | |
| 	struct ch_filter_tuple mask;
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	FILTER_PASS = 0,        /* default */
 | |
| 	FILTER_DROP,
 | |
| 	FILTER_SWITCH
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	VLAN_NOCHANGE = 0,      /* default */
 | |
| 	VLAN_REMOVE,
 | |
| 	VLAN_INSERT,
 | |
| 	VLAN_REWRITE
 | |
| };
 | |
| 
 | |
| enum {
 | |
| 	NAT_MODE_NONE = 0,	/* No NAT performed */
 | |
| 	NAT_MODE_DIP,		/* NAT on Dst IP */
 | |
| 	NAT_MODE_DIP_DP,	/* NAT on Dst IP, Dst Port */
 | |
| 	NAT_MODE_DIP_DP_SIP,	/* NAT on Dst IP, Dst Port and Src IP */
 | |
| 	NAT_MODE_DIP_DP_SP,	/* NAT on Dst IP, Dst Port and Src Port */
 | |
| 	NAT_MODE_SIP_SP,	/* NAT on Src IP and Src Port */
 | |
| 	NAT_MODE_DIP_SIP_SP,	/* NAT on Dst IP, Src IP and Src Port */
 | |
| 	NAT_MODE_ALL		/* NAT on entire 4-tuple */
 | |
| };
 | |
| 
 | |
| #define CXGB4_FILTER_TYPE_MAX 2
 | |
| 
 | |
| /* Host shadow copy of ingress filter entry.  This is in host native format
 | |
|  * and doesn't match the ordering or bit order, etc. of the hardware of the
 | |
|  * firmware command.  The use of bit-field structure elements is purely to
 | |
|  * remind ourselves of the field size limitations and save memory in the case
 | |
|  * where the filter table is large.
 | |
|  */
 | |
| struct filter_entry {
 | |
| 	/* Administrative fields for filter. */
 | |
| 	u32 valid:1;            /* filter allocated and valid */
 | |
| 	u32 locked:1;           /* filter is administratively locked */
 | |
| 
 | |
| 	u32 pending:1;          /* filter action is pending firmware reply */
 | |
| 	struct filter_ctx *ctx; /* Caller's completion hook */
 | |
| 	struct l2t_entry *l2t;  /* Layer Two Table entry for dmac */
 | |
| 	struct smt_entry *smt;  /* Source Mac Table entry for smac */
 | |
| 	struct net_device *dev; /* Associated net device */
 | |
| 	u32 tid;                /* This will store the actual tid */
 | |
| 
 | |
| 	/* The filter itself.  Most of this is a straight copy of information
 | |
| 	 * provided by the extended ioctl().  Some fields are translated to
 | |
| 	 * internal forms -- for instance the Ingress Queue ID passed in from
 | |
| 	 * the ioctl() is translated into the Absolute Ingress Queue ID.
 | |
| 	 */
 | |
| 	struct ch_filter_specification fs;
 | |
| };
 | |
| 
 | |
| static inline int is_offload(const struct adapter *adap)
 | |
| {
 | |
| 	return adap->params.offload;
 | |
| }
 | |
| 
 | |
| static inline int is_hashfilter(const struct adapter *adap)
 | |
| {
 | |
| 	return adap->params.hash_filter;
 | |
| }
 | |
| 
 | |
| static inline int is_pci_uld(const struct adapter *adap)
 | |
| {
 | |
| 	return adap->params.crypto;
 | |
| }
 | |
| 
 | |
| static inline int is_uld(const struct adapter *adap)
 | |
| {
 | |
| 	return (adap->params.offload || adap->params.crypto);
 | |
| }
 | |
| 
 | |
| static inline int is_ethofld(const struct adapter *adap)
 | |
| {
 | |
| 	return adap->params.ethofld;
 | |
| }
 | |
| 
 | |
| static inline u32 t4_read_reg(struct adapter *adap, u32 reg_addr)
 | |
| {
 | |
| 	return readl(adap->regs + reg_addr);
 | |
| }
 | |
| 
 | |
| static inline void t4_write_reg(struct adapter *adap, u32 reg_addr, u32 val)
 | |
| {
 | |
| 	writel(val, adap->regs + reg_addr);
 | |
| }
 | |
| 
 | |
| #ifndef readq
 | |
| static inline u64 readq(const volatile void __iomem *addr)
 | |
| {
 | |
| 	return readl(addr) + ((u64)readl(addr + 4) << 32);
 | |
| }
 | |
| 
 | |
| static inline void writeq(u64 val, volatile void __iomem *addr)
 | |
| {
 | |
| 	writel(val, addr);
 | |
| 	writel(val >> 32, addr + 4);
 | |
| }
 | |
| #endif
 | |
| 
 | |
| static inline u64 t4_read_reg64(struct adapter *adap, u32 reg_addr)
 | |
| {
 | |
| 	return readq(adap->regs + reg_addr);
 | |
| }
 | |
| 
 | |
| static inline void t4_write_reg64(struct adapter *adap, u32 reg_addr, u64 val)
 | |
| {
 | |
| 	writeq(val, adap->regs + reg_addr);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * t4_set_hw_addr - store a port's MAC address in SW
 | |
|  * @adapter: the adapter
 | |
|  * @port_idx: the port index
 | |
|  * @hw_addr: the Ethernet address
 | |
|  *
 | |
|  * Store the Ethernet address of the given port in SW.  Called by the common
 | |
|  * code when it retrieves a port's Ethernet address from EEPROM.
 | |
|  */
 | |
| static inline void t4_set_hw_addr(struct adapter *adapter, int port_idx,
 | |
| 				  u8 hw_addr[])
 | |
| {
 | |
| 	eth_hw_addr_set(adapter->port[port_idx], hw_addr);
 | |
| 	ether_addr_copy(adapter->port[port_idx]->perm_addr, hw_addr);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * netdev2pinfo - return the port_info structure associated with a net_device
 | |
|  * @dev: the netdev
 | |
|  *
 | |
|  * Return the struct port_info associated with a net_device
 | |
|  */
 | |
| static inline struct port_info *netdev2pinfo(const struct net_device *dev)
 | |
| {
 | |
| 	return netdev_priv(dev);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * adap2pinfo - return the port_info of a port
 | |
|  * @adap: the adapter
 | |
|  * @idx: the port index
 | |
|  *
 | |
|  * Return the port_info structure for the port of the given index.
 | |
|  */
 | |
| static inline struct port_info *adap2pinfo(struct adapter *adap, int idx)
 | |
| {
 | |
| 	return netdev_priv(adap->port[idx]);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * netdev2adap - return the adapter structure associated with a net_device
 | |
|  * @dev: the netdev
 | |
|  *
 | |
|  * Return the struct adapter associated with a net_device
 | |
|  */
 | |
| static inline struct adapter *netdev2adap(const struct net_device *dev)
 | |
| {
 | |
| 	return netdev2pinfo(dev)->adapter;
 | |
| }
 | |
| 
 | |
| /* Return a version number to identify the type of adapter.  The scheme is:
 | |
|  * - bits 0..9: chip version
 | |
|  * - bits 10..15: chip revision
 | |
|  * - bits 16..23: register dump version
 | |
|  */
 | |
| static inline unsigned int mk_adap_vers(struct adapter *ap)
 | |
| {
 | |
| 	return CHELSIO_CHIP_VERSION(ap->params.chip) |
 | |
| 		(CHELSIO_CHIP_RELEASE(ap->params.chip) << 10) | (1 << 16);
 | |
| }
 | |
| 
 | |
| /* Return a queue's interrupt hold-off time in us.  0 means no timer. */
 | |
| static inline unsigned int qtimer_val(const struct adapter *adap,
 | |
| 				      const struct sge_rspq *q)
 | |
| {
 | |
| 	unsigned int idx = q->intr_params >> 1;
 | |
| 
 | |
| 	return idx < SGE_NTIMERS ? adap->sge.timer_val[idx] : 0;
 | |
| }
 | |
| 
 | |
| /* driver name used for ethtool_drvinfo */
 | |
| extern char cxgb4_driver_name[];
 | |
| 
 | |
| void t4_os_portmod_changed(struct adapter *adap, int port_id);
 | |
| void t4_os_link_changed(struct adapter *adap, int port_id, int link_stat);
 | |
| 
 | |
| void t4_free_sge_resources(struct adapter *adap);
 | |
| void t4_free_ofld_rxqs(struct adapter *adap, int n, struct sge_ofld_rxq *q);
 | |
| irq_handler_t t4_intr_handler(struct adapter *adap);
 | |
| netdev_tx_t t4_start_xmit(struct sk_buff *skb, struct net_device *dev);
 | |
| int cxgb4_selftest_lb_pkt(struct net_device *netdev);
 | |
| int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp,
 | |
| 		     const struct pkt_gl *gl);
 | |
| int t4_mgmt_tx(struct adapter *adap, struct sk_buff *skb);
 | |
| int t4_ofld_send(struct adapter *adap, struct sk_buff *skb);
 | |
| int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq,
 | |
| 		     struct net_device *dev, int intr_idx,
 | |
| 		     struct sge_fl *fl, rspq_handler_t hnd,
 | |
| 		     rspq_flush_handler_t flush_handler, int cong);
 | |
| int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
 | |
| 			 struct net_device *dev, struct netdev_queue *netdevq,
 | |
| 			 unsigned int iqid, u8 dbqt);
 | |
| int t4_sge_alloc_ctrl_txq(struct adapter *adap, struct sge_ctrl_txq *txq,
 | |
| 			  struct net_device *dev, unsigned int iqid,
 | |
| 			  unsigned int cmplqid);
 | |
| int t4_sge_mod_ctrl_txq(struct adapter *adap, unsigned int eqid,
 | |
| 			unsigned int cmplqid);
 | |
| int t4_sge_alloc_uld_txq(struct adapter *adap, struct sge_uld_txq *txq,
 | |
| 			 struct net_device *dev, unsigned int iqid,
 | |
| 			 unsigned int uld_type);
 | |
| int t4_sge_alloc_ethofld_txq(struct adapter *adap, struct sge_eohw_txq *txq,
 | |
| 			     struct net_device *dev, u32 iqid);
 | |
| void t4_sge_free_ethofld_txq(struct adapter *adap, struct sge_eohw_txq *txq);
 | |
| irqreturn_t t4_sge_intr_msix(int irq, void *cookie);
 | |
| int t4_sge_init(struct adapter *adap);
 | |
| void t4_sge_start(struct adapter *adap);
 | |
| void t4_sge_stop(struct adapter *adap);
 | |
| int t4_sge_eth_txq_egress_update(struct adapter *adap, struct sge_eth_txq *q,
 | |
| 				 int maxreclaim);
 | |
| void cxgb4_set_ethtool_ops(struct net_device *netdev);
 | |
| int cxgb4_write_rss(const struct port_info *pi, const u16 *queues);
 | |
| enum cpl_tx_tnl_lso_type cxgb_encap_offload_supported(struct sk_buff *skb);
 | |
| extern int dbfifo_int_thresh;
 | |
| 
 | |
| #define for_each_port(adapter, iter) \
 | |
| 	for (iter = 0; iter < (adapter)->params.nports; ++iter)
 | |
| 
 | |
| static inline int is_bypass(struct adapter *adap)
 | |
| {
 | |
| 	return adap->params.bypass;
 | |
| }
 | |
| 
 | |
| static inline int is_bypass_device(int device)
 | |
| {
 | |
| 	/* this should be set based upon device capabilities */
 | |
| 	switch (device) {
 | |
| 	case 0x440b:
 | |
| 	case 0x440c:
 | |
| 		return 1;
 | |
| 	default:
 | |
| 		return 0;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static inline int is_10gbt_device(int device)
 | |
| {
 | |
| 	/* this should be set based upon device capabilities */
 | |
| 	switch (device) {
 | |
| 	case 0x4409:
 | |
| 	case 0x4486:
 | |
| 		return 1;
 | |
| 
 | |
| 	default:
 | |
| 		return 0;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static inline unsigned int core_ticks_per_usec(const struct adapter *adap)
 | |
| {
 | |
| 	return adap->params.vpd.cclk / 1000;
 | |
| }
 | |
| 
 | |
| static inline unsigned int us_to_core_ticks(const struct adapter *adap,
 | |
| 					    unsigned int us)
 | |
| {
 | |
| 	return (us * adap->params.vpd.cclk) / 1000;
 | |
| }
 | |
| 
 | |
| static inline unsigned int core_ticks_to_us(const struct adapter *adapter,
 | |
| 					    unsigned int ticks)
 | |
| {
 | |
| 	/* add Core Clock / 2 to round ticks to nearest uS */
 | |
| 	return ((ticks * 1000 + adapter->params.vpd.cclk/2) /
 | |
| 		adapter->params.vpd.cclk);
 | |
| }
 | |
| 
 | |
| static inline unsigned int dack_ticks_to_usec(const struct adapter *adap,
 | |
| 					      unsigned int ticks)
 | |
| {
 | |
| 	return (ticks << adap->params.tp.dack_re) / core_ticks_per_usec(adap);
 | |
| }
 | |
| 
 | |
| void t4_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask,
 | |
| 		      u32 val);
 | |
| 
 | |
| int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd,
 | |
| 			    int size, void *rpl, bool sleep_ok, int timeout);
 | |
| int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size,
 | |
| 		    void *rpl, bool sleep_ok);
 | |
| 
 | |
| static inline int t4_wr_mbox_timeout(struct adapter *adap, int mbox,
 | |
| 				     const void *cmd, int size, void *rpl,
 | |
| 				     int timeout)
 | |
| {
 | |
| 	return t4_wr_mbox_meat_timeout(adap, mbox, cmd, size, rpl, true,
 | |
| 				       timeout);
 | |
| }
 | |
| 
 | |
| static inline int t4_wr_mbox(struct adapter *adap, int mbox, const void *cmd,
 | |
| 			     int size, void *rpl)
 | |
| {
 | |
| 	return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, true);
 | |
| }
 | |
| 
 | |
| static inline int t4_wr_mbox_ns(struct adapter *adap, int mbox, const void *cmd,
 | |
| 				int size, void *rpl)
 | |
| {
 | |
| 	return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, false);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  *	hash_mac_addr - return the hash value of a MAC address
 | |
|  *	@addr: the 48-bit Ethernet MAC address
 | |
|  *
 | |
|  *	Hashes a MAC address according to the hash function used by HW inexact
 | |
|  *	(hash) address matching.
 | |
|  */
 | |
| static inline int hash_mac_addr(const u8 *addr)
 | |
| {
 | |
| 	u32 a = ((u32)addr[0] << 16) | ((u32)addr[1] << 8) | addr[2];
 | |
| 	u32 b = ((u32)addr[3] << 16) | ((u32)addr[4] << 8) | addr[5];
 | |
| 
 | |
| 	a ^= b;
 | |
| 	a ^= (a >> 12);
 | |
| 	a ^= (a >> 6);
 | |
| 	return a & 0x3f;
 | |
| }
 | |
| 
 | |
| int cxgb4_set_rspq_intr_params(struct sge_rspq *q, unsigned int us,
 | |
| 			       unsigned int cnt);
 | |
| static inline void init_rspq(struct adapter *adap, struct sge_rspq *q,
 | |
| 			     unsigned int us, unsigned int cnt,
 | |
| 			     unsigned int size, unsigned int iqe_size)
 | |
| {
 | |
| 	q->adap = adap;
 | |
| 	cxgb4_set_rspq_intr_params(q, us, cnt);
 | |
| 	q->iqe_len = iqe_size;
 | |
| 	q->size = size;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  *     t4_is_inserted_mod_type - is a plugged in Firmware Module Type
 | |
|  *     @fw_mod_type: the Firmware Mofule Type
 | |
|  *
 | |
|  *     Return whether the Firmware Module Type represents a real Transceiver
 | |
|  *     Module/Cable Module Type which has been inserted.
 | |
|  */
 | |
| static inline bool t4_is_inserted_mod_type(unsigned int fw_mod_type)
 | |
| {
 | |
| 	return (fw_mod_type != FW_PORT_MOD_TYPE_NONE &&
 | |
| 		fw_mod_type != FW_PORT_MOD_TYPE_NOTSUPPORTED &&
 | |
| 		fw_mod_type != FW_PORT_MOD_TYPE_UNKNOWN &&
 | |
| 		fw_mod_type != FW_PORT_MOD_TYPE_ERROR);
 | |
| }
 | |
| 
 | |
| void t4_write_indirect(struct adapter *adap, unsigned int addr_reg,
 | |
| 		       unsigned int data_reg, const u32 *vals,
 | |
| 		       unsigned int nregs, unsigned int start_idx);
 | |
| void t4_read_indirect(struct adapter *adap, unsigned int addr_reg,
 | |
| 		      unsigned int data_reg, u32 *vals, unsigned int nregs,
 | |
| 		      unsigned int start_idx);
 | |
| void t4_hw_pci_read_cfg4(struct adapter *adapter, int reg, u32 *val);
 | |
| 
 | |
| struct fw_filter_wr;
 | |
| 
 | |
| void t4_intr_enable(struct adapter *adapter);
 | |
| void t4_intr_disable(struct adapter *adapter);
 | |
| int t4_slow_intr_handler(struct adapter *adapter);
 | |
| 
 | |
| int t4_wait_dev_ready(void __iomem *regs);
 | |
| 
 | |
| fw_port_cap32_t t4_link_acaps(struct adapter *adapter, unsigned int port,
 | |
| 			      struct link_config *lc);
 | |
| int t4_link_l1cfg_core(struct adapter *adap, unsigned int mbox,
 | |
| 		       unsigned int port, struct link_config *lc,
 | |
| 		       u8 sleep_ok, int timeout);
 | |
| 
 | |
| static inline int t4_link_l1cfg(struct adapter *adapter, unsigned int mbox,
 | |
| 				unsigned int port, struct link_config *lc)
 | |
| {
 | |
| 	return t4_link_l1cfg_core(adapter, mbox, port, lc,
 | |
| 				  true, FW_CMD_MAX_TIMEOUT);
 | |
| }
 | |
| 
 | |
| static inline int t4_link_l1cfg_ns(struct adapter *adapter, unsigned int mbox,
 | |
| 				   unsigned int port, struct link_config *lc)
 | |
| {
 | |
| 	return t4_link_l1cfg_core(adapter, mbox, port, lc,
 | |
| 				  false, FW_CMD_MAX_TIMEOUT);
 | |
| }
 | |
| 
 | |
| int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port);
 | |
| 
 | |
| u32 t4_read_pcie_cfg4(struct adapter *adap, int reg);
 | |
| u32 t4_get_util_window(struct adapter *adap);
 | |
| void t4_setup_memwin(struct adapter *adap, u32 memwin_base, u32 window);
 | |
| 
 | |
| int t4_memory_rw_init(struct adapter *adap, int win, int mtype, u32 *mem_off,
 | |
| 		      u32 *mem_base, u32 *mem_aperture);
 | |
| void t4_memory_update_win(struct adapter *adap, int win, u32 addr);
 | |
| void t4_memory_rw_residual(struct adapter *adap, u32 off, u32 addr, u8 *buf,
 | |
| 			   int dir);
 | |
| #define T4_MEMORY_WRITE	0
 | |
| #define T4_MEMORY_READ	1
 | |
| int t4_memory_rw(struct adapter *adap, int win, int mtype, u32 addr, u32 len,
 | |
| 		 void *buf, int dir);
 | |
| static inline int t4_memory_write(struct adapter *adap, int mtype, u32 addr,
 | |
| 				  u32 len, __be32 *buf)
 | |
| {
 | |
| 	return t4_memory_rw(adap, 0, mtype, addr, len, buf, 0);
 | |
| }
 | |
| 
 | |
| unsigned int t4_get_regs_len(struct adapter *adapter);
 | |
| void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size);
 | |
| 
 | |
| int t4_eeprom_ptov(unsigned int phys_addr, unsigned int fn, unsigned int sz);
 | |
| int t4_seeprom_wp(struct adapter *adapter, bool enable);
 | |
| int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p);
 | |
| int t4_get_vpd_params(struct adapter *adapter, struct vpd_params *p);
 | |
| int t4_get_pfres(struct adapter *adapter);
 | |
| int t4_read_flash(struct adapter *adapter, unsigned int addr,
 | |
| 		  unsigned int nwords, u32 *data, int byte_oriented);
 | |
| int t4_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size);
 | |
| int t4_load_phy_fw(struct adapter *adap, int win,
 | |
| 		   int (*phy_fw_version)(const u8 *, size_t),
 | |
| 		   const u8 *phy_fw_data, size_t phy_fw_size);
 | |
| int t4_phy_fw_ver(struct adapter *adap, int *phy_fw_ver);
 | |
| int t4_fwcache(struct adapter *adap, enum fw_params_param_dev_fwcache op);
 | |
| int t4_fw_upgrade(struct adapter *adap, unsigned int mbox,
 | |
| 		  const u8 *fw_data, unsigned int size, int force);
 | |
| int t4_fl_pkt_align(struct adapter *adap);
 | |
| unsigned int t4_flash_cfg_addr(struct adapter *adapter);
 | |
| int t4_check_fw_version(struct adapter *adap);
 | |
| int t4_load_cfg(struct adapter *adapter, const u8 *cfg_data, unsigned int size);
 | |
| int t4_get_fw_version(struct adapter *adapter, u32 *vers);
 | |
| int t4_get_bs_version(struct adapter *adapter, u32 *vers);
 | |
| int t4_get_tp_version(struct adapter *adapter, u32 *vers);
 | |
| int t4_get_exprom_version(struct adapter *adapter, u32 *vers);
 | |
| int t4_get_scfg_version(struct adapter *adapter, u32 *vers);
 | |
| int t4_get_vpd_version(struct adapter *adapter, u32 *vers);
 | |
| int t4_get_version_info(struct adapter *adapter);
 | |
| void t4_dump_version_info(struct adapter *adapter);
 | |
| int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info,
 | |
| 	       const u8 *fw_data, unsigned int fw_size,
 | |
| 	       struct fw_hdr *card_fw, enum dev_state state, int *reset);
 | |
| int t4_prep_adapter(struct adapter *adapter);
 | |
| int t4_shutdown_adapter(struct adapter *adapter);
 | |
| 
 | |
| enum t4_bar2_qtype { T4_BAR2_QTYPE_EGRESS, T4_BAR2_QTYPE_INGRESS };
 | |
| int t4_bar2_sge_qregs(struct adapter *adapter,
 | |
| 		      unsigned int qid,
 | |
| 		      enum t4_bar2_qtype qtype,
 | |
| 		      int user,
 | |
| 		      u64 *pbar2_qoffset,
 | |
| 		      unsigned int *pbar2_qid);
 | |
| 
 | |
| unsigned int qtimer_val(const struct adapter *adap,
 | |
| 			const struct sge_rspq *q);
 | |
| 
 | |
| int t4_init_devlog_params(struct adapter *adapter);
 | |
| int t4_init_sge_params(struct adapter *adapter);
 | |
| int t4_init_tp_params(struct adapter *adap, bool sleep_ok);
 | |
| int t4_filter_field_shift(const struct adapter *adap, int filter_sel);
 | |
| int t4_init_rss_mode(struct adapter *adap, int mbox);
 | |
| int t4_init_portinfo(struct port_info *pi, int mbox,
 | |
| 		     int port, int pf, int vf, u8 mac[]);
 | |
| int t4_port_init(struct adapter *adap, int mbox, int pf, int vf);
 | |
| int t4_init_port_mirror(struct port_info *pi, u8 mbox, u8 port, u8 pf, u8 vf,
 | |
| 			u16 *mirror_viid);
 | |
| void t4_fatal_err(struct adapter *adapter);
 | |
| unsigned int t4_chip_rss_size(struct adapter *adapter);
 | |
| int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid,
 | |
| 			int start, int n, const u16 *rspq, unsigned int nrspq);
 | |
| int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode,
 | |
| 		       unsigned int flags);
 | |
| int t4_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
 | |
| 		     unsigned int flags, unsigned int defq);
 | |
| int t4_read_rss(struct adapter *adapter, u16 *entries);
 | |
| void t4_read_rss_key(struct adapter *adapter, u32 *key, bool sleep_ok);
 | |
| void t4_write_rss_key(struct adapter *adap, const u32 *key, int idx,
 | |
| 		      bool sleep_ok);
 | |
| void t4_read_rss_pf_config(struct adapter *adapter, unsigned int index,
 | |
| 			   u32 *valp, bool sleep_ok);
 | |
| void t4_read_rss_vf_config(struct adapter *adapter, unsigned int index,
 | |
| 			   u32 *vfl, u32 *vfh, bool sleep_ok);
 | |
| u32 t4_read_rss_pf_map(struct adapter *adapter, bool sleep_ok);
 | |
| u32 t4_read_rss_pf_mask(struct adapter *adapter, bool sleep_ok);
 | |
| 
 | |
| unsigned int t4_get_mps_bg_map(struct adapter *adapter, int pidx);
 | |
| unsigned int t4_get_tp_ch_map(struct adapter *adapter, int pidx);
 | |
| void t4_pmtx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]);
 | |
| void t4_pmrx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]);
 | |
| int t4_read_cim_ibq(struct adapter *adap, unsigned int qid, u32 *data,
 | |
| 		    size_t n);
 | |
| int t4_read_cim_obq(struct adapter *adap, unsigned int qid, u32 *data,
 | |
| 		    size_t n);
 | |
| int t4_cim_read(struct adapter *adap, unsigned int addr, unsigned int n,
 | |
| 		unsigned int *valp);
 | |
| int t4_cim_write(struct adapter *adap, unsigned int addr, unsigned int n,
 | |
| 		 const unsigned int *valp);
 | |
| int t4_cim_read_la(struct adapter *adap, u32 *la_buf, unsigned int *wrptr);
 | |
| void t4_cim_read_pif_la(struct adapter *adap, u32 *pif_req, u32 *pif_rsp,
 | |
| 			unsigned int *pif_req_wrptr,
 | |
| 			unsigned int *pif_rsp_wrptr);
 | |
| void t4_cim_read_ma_la(struct adapter *adap, u32 *ma_req, u32 *ma_rsp);
 | |
| void t4_read_cimq_cfg(struct adapter *adap, u16 *base, u16 *size, u16 *thres);
 | |
| const char *t4_get_port_type_description(enum fw_port_type port_type);
 | |
| void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p);
 | |
| void t4_get_port_stats_offset(struct adapter *adap, int idx,
 | |
| 			      struct port_stats *stats,
 | |
| 			      struct port_stats *offset);
 | |
| void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p);
 | |
| void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log);
 | |
| void t4_read_cong_tbl(struct adapter *adap, u16 incr[NMTUS][NCCTRL_WIN]);
 | |
| void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr,
 | |
| 			    unsigned int mask, unsigned int val);
 | |
| void t4_tp_read_la(struct adapter *adap, u64 *la_buf, unsigned int *wrptr);
 | |
| void t4_tp_get_err_stats(struct adapter *adap, struct tp_err_stats *st,
 | |
| 			 bool sleep_ok);
 | |
| void t4_tp_get_cpl_stats(struct adapter *adap, struct tp_cpl_stats *st,
 | |
| 			 bool sleep_ok);
 | |
| void t4_tp_get_rdma_stats(struct adapter *adap, struct tp_rdma_stats *st,
 | |
| 			  bool sleep_ok);
 | |
| void t4_get_usm_stats(struct adapter *adap, struct tp_usm_stats *st,
 | |
| 		      bool sleep_ok);
 | |
| void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4,
 | |
| 			 struct tp_tcp_stats *v6, bool sleep_ok);
 | |
| void t4_get_fcoe_stats(struct adapter *adap, unsigned int idx,
 | |
| 		       struct tp_fcoe_stats *st, bool sleep_ok);
 | |
| void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
 | |
| 		  const unsigned short *alpha, const unsigned short *beta);
 | |
| 
 | |
| void t4_ulprx_read_la(struct adapter *adap, u32 *la_buf);
 | |
| 
 | |
| void t4_get_chan_txrate(struct adapter *adap, u64 *nic_rate, u64 *ofld_rate);
 | |
| void t4_mk_filtdelwr(unsigned int ftid, struct fw_filter_wr *wr, int qid);
 | |
| 
 | |
| int t4_fw_hello(struct adapter *adap, unsigned int mbox, unsigned int evt_mbox,
 | |
| 		enum dev_master master, enum dev_state *state);
 | |
| int t4_fw_bye(struct adapter *adap, unsigned int mbox);
 | |
| int t4_early_init(struct adapter *adap, unsigned int mbox);
 | |
| int t4_fw_reset(struct adapter *adap, unsigned int mbox, int reset);
 | |
| int t4_fixup_host_params(struct adapter *adap, unsigned int page_size,
 | |
| 			  unsigned int cache_line_size);
 | |
| int t4_fw_initialize(struct adapter *adap, unsigned int mbox);
 | |
| int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		    unsigned int vf, unsigned int nparams, const u32 *params,
 | |
| 		    u32 *val);
 | |
| int t4_query_params_ns(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		       unsigned int vf, unsigned int nparams, const u32 *params,
 | |
| 		       u32 *val);
 | |
| int t4_query_params_rw(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		       unsigned int vf, unsigned int nparams, const u32 *params,
 | |
| 		       u32 *val, int rw, bool sleep_ok);
 | |
| int t4_set_params_timeout(struct adapter *adap, unsigned int mbox,
 | |
| 			  unsigned int pf, unsigned int vf,
 | |
| 			  unsigned int nparams, const u32 *params,
 | |
| 			  const u32 *val, int timeout);
 | |
| int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		  unsigned int vf, unsigned int nparams, const u32 *params,
 | |
| 		  const u32 *val);
 | |
| int t4_cfg_pfvf(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		unsigned int vf, unsigned int txq, unsigned int txq_eth_ctrl,
 | |
| 		unsigned int rxqi, unsigned int rxq, unsigned int tc,
 | |
| 		unsigned int vi, unsigned int cmask, unsigned int pmask,
 | |
| 		unsigned int nexact, unsigned int rcaps, unsigned int wxcaps);
 | |
| int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
 | |
| 		unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac,
 | |
| 		unsigned int *rss_size, u8 *vivld, u8 *vin);
 | |
| int t4_free_vi(struct adapter *adap, unsigned int mbox,
 | |
| 	       unsigned int pf, unsigned int vf,
 | |
| 	       unsigned int viid);
 | |
| int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
 | |
| 		  unsigned int viid_mirror, int mtu, int promisc, int all_multi,
 | |
| 		  int bcast, int vlanex, bool sleep_ok);
 | |
| int t4_free_raw_mac_filt(struct adapter *adap, unsigned int viid,
 | |
| 			 const u8 *addr, const u8 *mask, unsigned int idx,
 | |
| 			 u8 lookup_type, u8 port_id, bool sleep_ok);
 | |
| int t4_free_encap_mac_filt(struct adapter *adap, unsigned int viid, int idx,
 | |
| 			   bool sleep_ok);
 | |
| int t4_alloc_encap_mac_filt(struct adapter *adap, unsigned int viid,
 | |
| 			    const u8 *addr, const u8 *mask, unsigned int vni,
 | |
| 			    unsigned int vni_mask, u8 dip_hit, u8 lookup_type,
 | |
| 			    bool sleep_ok);
 | |
| int t4_alloc_raw_mac_filt(struct adapter *adap, unsigned int viid,
 | |
| 			  const u8 *addr, const u8 *mask, unsigned int idx,
 | |
| 			  u8 lookup_type, u8 port_id, bool sleep_ok);
 | |
| int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox,
 | |
| 		      unsigned int viid, bool free, unsigned int naddr,
 | |
| 		      const u8 **addr, u16 *idx, u64 *hash, bool sleep_ok);
 | |
| int t4_free_mac_filt(struct adapter *adap, unsigned int mbox,
 | |
| 		     unsigned int viid, unsigned int naddr,
 | |
| 		     const u8 **addr, bool sleep_ok);
 | |
| int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
 | |
| 		  int idx, const u8 *addr, bool persist, u8 *smt_idx);
 | |
| int t4_set_addr_hash(struct adapter *adap, unsigned int mbox, unsigned int viid,
 | |
| 		     bool ucast, u64 vec, bool sleep_ok);
 | |
| int t4_enable_vi_params(struct adapter *adap, unsigned int mbox,
 | |
| 			unsigned int viid, bool rx_en, bool tx_en, bool dcb_en);
 | |
| int t4_enable_pi_params(struct adapter *adap, unsigned int mbox,
 | |
| 			struct port_info *pi,
 | |
| 			bool rx_en, bool tx_en, bool dcb_en);
 | |
| int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid,
 | |
| 		 bool rx_en, bool tx_en);
 | |
| int t4_identify_port(struct adapter *adap, unsigned int mbox, unsigned int viid,
 | |
| 		     unsigned int nblinks);
 | |
| int t4_mdio_rd(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
 | |
| 	       unsigned int mmd, unsigned int reg, u16 *valp);
 | |
| int t4_mdio_wr(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
 | |
| 	       unsigned int mmd, unsigned int reg, u16 val);
 | |
| int t4_iq_stop(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 	       unsigned int vf, unsigned int iqtype, unsigned int iqid,
 | |
| 	       unsigned int fl0id, unsigned int fl1id);
 | |
| int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 	       unsigned int vf, unsigned int iqtype, unsigned int iqid,
 | |
| 	       unsigned int fl0id, unsigned int fl1id);
 | |
| int t4_eth_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		   unsigned int vf, unsigned int eqid);
 | |
| int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		    unsigned int vf, unsigned int eqid);
 | |
| int t4_ofld_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
 | |
| 		    unsigned int vf, unsigned int eqid);
 | |
| int t4_sge_ctxt_flush(struct adapter *adap, unsigned int mbox, int ctxt_type);
 | |
| int t4_read_sge_dbqtimers(struct adapter *adap, unsigned int ndbqtimers,
 | |
| 			  u16 *dbqtimers);
 | |
| void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl);
 | |
| int t4_update_port_info(struct port_info *pi);
 | |
| int t4_get_link_params(struct port_info *pi, unsigned int *link_okp,
 | |
| 		       unsigned int *speedp, unsigned int *mtup);
 | |
| int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl);
 | |
| void t4_db_full(struct adapter *adapter);
 | |
| void t4_db_dropped(struct adapter *adapter);
 | |
| int t4_set_trace_filter(struct adapter *adapter, const struct trace_params *tp,
 | |
| 			int filter_index, int enable);
 | |
| void t4_get_trace_filter(struct adapter *adapter, struct trace_params *tp,
 | |
| 			 int filter_index, int *enabled);
 | |
| int t4_fwaddrspace_write(struct adapter *adap, unsigned int mbox,
 | |
| 			 u32 addr, u32 val);
 | |
| void t4_read_pace_tbl(struct adapter *adap, unsigned int pace_vals[NTX_SCHED]);
 | |
| void t4_get_tx_sched(struct adapter *adap, unsigned int sched,
 | |
| 		     unsigned int *kbps, unsigned int *ipg, bool sleep_ok);
 | |
| int t4_sge_ctxt_rd(struct adapter *adap, unsigned int mbox, unsigned int cid,
 | |
| 		   enum ctxt_type ctype, u32 *data);
 | |
| int t4_sge_ctxt_rd_bd(struct adapter *adap, unsigned int cid,
 | |
| 		      enum ctxt_type ctype, u32 *data);
 | |
| int t4_sched_params(struct adapter *adapter, u8 type, u8 level, u8 mode,
 | |
| 		    u8 rateunit, u8 ratemode, u8 channel, u8 class,
 | |
| 		    u32 minrate, u32 maxrate, u16 weight, u16 pktsize,
 | |
| 		    u16 burstsize);
 | |
| void t4_sge_decode_idma_state(struct adapter *adapter, int state);
 | |
| void t4_idma_monitor_init(struct adapter *adapter,
 | |
| 			  struct sge_idma_monitor_state *idma);
 | |
| void t4_idma_monitor(struct adapter *adapter,
 | |
| 		     struct sge_idma_monitor_state *idma,
 | |
| 		     int hz, int ticks);
 | |
| int t4_set_vf_mac_acl(struct adapter *adapter, unsigned int vf,
 | |
| 		      unsigned int naddr, u8 *addr);
 | |
| void t4_tp_pio_read(struct adapter *adap, u32 *buff, u32 nregs,
 | |
| 		    u32 start_index, bool sleep_ok);
 | |
| void t4_tp_tm_pio_read(struct adapter *adap, u32 *buff, u32 nregs,
 | |
| 		       u32 start_index, bool sleep_ok);
 | |
| void t4_tp_mib_read(struct adapter *adap, u32 *buff, u32 nregs,
 | |
| 		    u32 start_index, bool sleep_ok);
 | |
| 
 | |
| void t4_uld_mem_free(struct adapter *adap);
 | |
| int t4_uld_mem_alloc(struct adapter *adap);
 | |
| void t4_uld_clean_up(struct adapter *adap);
 | |
| void t4_register_netevent_notifier(void);
 | |
| int t4_i2c_rd(struct adapter *adap, unsigned int mbox, int port,
 | |
| 	      unsigned int devid, unsigned int offset,
 | |
| 	      unsigned int len, u8 *buf);
 | |
| int t4_load_boot(struct adapter *adap, u8 *boot_data,
 | |
| 		 unsigned int boot_addr, unsigned int size);
 | |
| int t4_load_bootcfg(struct adapter *adap,
 | |
| 		    const u8 *cfg_data, unsigned int size);
 | |
| void free_rspq_fl(struct adapter *adap, struct sge_rspq *rq, struct sge_fl *fl);
 | |
| void free_tx_desc(struct adapter *adap, struct sge_txq *q,
 | |
| 		  unsigned int n, bool unmap);
 | |
| void cxgb4_eosw_txq_free_desc(struct adapter *adap, struct sge_eosw_txq *txq,
 | |
| 			      u32 ndesc);
 | |
| int cxgb4_ethofld_send_flowc(struct net_device *dev, u32 eotid, u32 tc);
 | |
| void cxgb4_ethofld_restart(struct tasklet_struct *t);
 | |
| int cxgb4_ethofld_rx_handler(struct sge_rspq *q, const __be64 *rsp,
 | |
| 			     const struct pkt_gl *si);
 | |
| void free_txq(struct adapter *adap, struct sge_txq *q);
 | |
| void cxgb4_reclaim_completed_tx(struct adapter *adap,
 | |
| 				struct sge_txq *q, bool unmap);
 | |
| int cxgb4_map_skb(struct device *dev, const struct sk_buff *skb,
 | |
| 		  dma_addr_t *addr);
 | |
| void cxgb4_inline_tx_skb(const struct sk_buff *skb, const struct sge_txq *q,
 | |
| 			 void *pos);
 | |
| void cxgb4_write_sgl(const struct sk_buff *skb, struct sge_txq *q,
 | |
| 		     struct ulptx_sgl *sgl, u64 *end, unsigned int start,
 | |
| 		     const dma_addr_t *addr);
 | |
| void cxgb4_write_partial_sgl(const struct sk_buff *skb, struct sge_txq *q,
 | |
| 			     struct ulptx_sgl *sgl, u64 *end,
 | |
| 			     const dma_addr_t *addr, u32 start, u32 send_len);
 | |
| void cxgb4_ring_tx_db(struct adapter *adap, struct sge_txq *q, int n);
 | |
| int t4_set_vlan_acl(struct adapter *adap, unsigned int mbox, unsigned int vf,
 | |
| 		    u16 vlan);
 | |
| int cxgb4_dcb_enabled(const struct net_device *dev);
 | |
| 
 | |
| int cxgb4_thermal_init(struct adapter *adap);
 | |
| int cxgb4_thermal_remove(struct adapter *adap);
 | |
| int cxgb4_set_msix_aff(struct adapter *adap, unsigned short vec,
 | |
| 		       cpumask_var_t *aff_mask, int idx);
 | |
| void cxgb4_clear_msix_aff(unsigned short vec, cpumask_var_t aff_mask);
 | |
| 
 | |
| int cxgb4_change_mac(struct port_info *pi, unsigned int viid,
 | |
| 		     int *tcam_idx, const u8 *addr,
 | |
| 		     bool persistent, u8 *smt_idx);
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| 
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| int cxgb4_alloc_mac_filt(struct adapter *adap, unsigned int viid,
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| 			 bool free, unsigned int naddr,
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| 			 const u8 **addr, u16 *idx,
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| 			 u64 *hash, bool sleep_ok);
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| int cxgb4_free_mac_filt(struct adapter *adap, unsigned int viid,
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| 			unsigned int naddr, const u8 **addr, bool sleep_ok);
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| int cxgb4_init_mps_ref_entries(struct adapter *adap);
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| void cxgb4_free_mps_ref_entries(struct adapter *adap);
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| int cxgb4_alloc_encap_mac_filt(struct adapter *adap, unsigned int viid,
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| 			       const u8 *addr, const u8 *mask,
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| 			       unsigned int vni, unsigned int vni_mask,
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| 			       u8 dip_hit, u8 lookup_type, bool sleep_ok);
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| int cxgb4_free_encap_mac_filt(struct adapter *adap, unsigned int viid,
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| 			      int idx, bool sleep_ok);
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| int cxgb4_free_raw_mac_filt(struct adapter *adap,
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| 			    unsigned int viid,
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| 			    const u8 *addr,
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| 			    const u8 *mask,
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| 			    unsigned int idx,
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| 			    u8 lookup_type,
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| 			    u8 port_id,
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| 			    bool sleep_ok);
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| int cxgb4_alloc_raw_mac_filt(struct adapter *adap,
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| 			     unsigned int viid,
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| 			     const u8 *addr,
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| 			     const u8 *mask,
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| 			     unsigned int idx,
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| 			     u8 lookup_type,
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| 			     u8 port_id,
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| 			     bool sleep_ok);
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| int cxgb4_update_mac_filt(struct port_info *pi, unsigned int viid,
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| 			  int *tcam_idx, const u8 *addr,
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| 			  bool persistent, u8 *smt_idx);
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| int cxgb4_get_msix_idx_from_bmap(struct adapter *adap);
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| void cxgb4_free_msix_idx_in_bmap(struct adapter *adap, u32 msix_idx);
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| void cxgb4_enable_rx(struct adapter *adap, struct sge_rspq *q);
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| void cxgb4_quiesce_rx(struct sge_rspq *q);
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| int cxgb4_port_mirror_alloc(struct net_device *dev);
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| void cxgb4_port_mirror_free(struct net_device *dev);
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| #if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE)
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| int cxgb4_set_ktls_feature(struct adapter *adap, bool enable);
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| #endif
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| #endif /* __CXGB4_H__ */
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