123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576 |
- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _SLIC_H
- #define _SLIC_H
- #include <linux/types.h>
- #include <linux/netdevice.h>
- #include <linux/spinlock_types.h>
- #include <linux/dma-mapping.h>
- #include <linux/pci.h>
- #include <linux/list.h>
- #include <linux/u64_stats_sync.h>
- #define SLIC_VGBSTAT_XPERR 0x40000000
- #define SLIC_VGBSTAT_XERRSHFT 25
- #define SLIC_VGBSTAT_XCSERR 0x23
- #define SLIC_VGBSTAT_XUFLOW 0x22
- #define SLIC_VGBSTAT_XHLEN 0x20
- #define SLIC_VGBSTAT_NETERR 0x01000000
- #define SLIC_VGBSTAT_NERRSHFT 16
- #define SLIC_VGBSTAT_NERRMSK 0x1ff
- #define SLIC_VGBSTAT_NCSERR 0x103
- #define SLIC_VGBSTAT_NUFLOW 0x102
- #define SLIC_VGBSTAT_NHLEN 0x100
- #define SLIC_VGBSTAT_LNKERR 0x00000080
- #define SLIC_VGBSTAT_LERRMSK 0xff
- #define SLIC_VGBSTAT_LDEARLY 0x86
- #define SLIC_VGBSTAT_LBOFLO 0x85
- #define SLIC_VGBSTAT_LCODERR 0x84
- #define SLIC_VGBSTAT_LDBLNBL 0x83
- #define SLIC_VGBSTAT_LCRCERR 0x82
- #define SLIC_VGBSTAT_LOFLO 0x81
- #define SLIC_VGBSTAT_LUFLO 0x80
- #define SLIC_IRHDDR_FLEN_MSK 0x0000ffff
- #define SLIC_IRHDDR_SVALID 0x80000000
- #define SLIC_IRHDDR_ERR 0x10000000
- #define SLIC_VRHSTAT_802OE 0x80000000
- #define SLIC_VRHSTAT_TPOFLO 0x10000000
- #define SLIC_VRHSTATB_802UE 0x80000000
- #define SLIC_VRHSTATB_RCVE 0x40000000
- #define SLIC_VRHSTATB_BUFF 0x20000000
- #define SLIC_VRHSTATB_CARRE 0x08000000
- #define SLIC_VRHSTATB_LONGE 0x02000000
- #define SLIC_VRHSTATB_PREA 0x01000000
- #define SLIC_VRHSTATB_CRC 0x00800000
- #define SLIC_VRHSTATB_DRBL 0x00400000
- #define SLIC_VRHSTATB_CODE 0x00200000
- #define SLIC_VRHSTATB_TPCSUM 0x00100000
- #define SLIC_VRHSTATB_TPHLEN 0x00080000
- #define SLIC_VRHSTATB_IPCSUM 0x00040000
- #define SLIC_VRHSTATB_IPLERR 0x00020000
- #define SLIC_VRHSTATB_IPHERR 0x00010000
- #define SLIC_CMD_XMT_REQ 0x01
- #define SLIC_CMD_TYPE_DUMB 3
- #define SLIC_RESET_MAGIC 0xDEAD
- #define SLIC_ICR_INT_OFF 0
- #define SLIC_ICR_INT_ON 1
- #define SLIC_ICR_INT_MASK 2
- #define SLIC_ISR_ERR 0x80000000
- #define SLIC_ISR_RCV 0x40000000
- #define SLIC_ISR_CMD 0x20000000
- #define SLIC_ISR_IO 0x60000000
- #define SLIC_ISR_UPC 0x10000000
- #define SLIC_ISR_LEVENT 0x08000000
- #define SLIC_ISR_RMISS 0x02000000
- #define SLIC_ISR_UPCERR 0x01000000
- #define SLIC_ISR_XDROP 0x00800000
- #define SLIC_ISR_UPCBSY 0x00020000
- #define SLIC_ISR_PING_MASK 0x00700000
- #define SLIC_ISR_UPCERR_MASK (SLIC_ISR_UPCERR | SLIC_ISR_UPCBSY)
- #define SLIC_ISR_UPC_MASK (SLIC_ISR_UPC | SLIC_ISR_UPCERR_MASK)
- #define SLIC_WCS_START 0x80000000
- #define SLIC_WCS_COMPARE 0x40000000
- #define SLIC_RCVWCS_BEGIN 0x40000000
- #define SLIC_RCVWCS_FINISH 0x80000000
- #define SLIC_MIICR_REG_16 0x00100000
- #define SLIC_MRV_REG16_XOVERON 0x0068
- #define SLIC_GIG_LINKUP 0x0001
- #define SLIC_GIG_FULLDUPLEX 0x0002
- #define SLIC_GIG_SPEED_MASK 0x000C
- #define SLIC_GIG_SPEED_1000 0x0008
- #define SLIC_GIG_SPEED_100 0x0004
- #define SLIC_GIG_SPEED_10 0x0000
- #define SLIC_GMCR_RESET 0x80000000
- #define SLIC_GMCR_GBIT 0x20000000
- #define SLIC_GMCR_FULLD 0x10000000
- #define SLIC_GMCR_GAPBB_SHIFT 14
- #define SLIC_GMCR_GAPR1_SHIFT 7
- #define SLIC_GMCR_GAPR2_SHIFT 0
- #define SLIC_GMCR_GAPBB_1000 0x60
- #define SLIC_GMCR_GAPR1_1000 0x2C
- #define SLIC_GMCR_GAPR2_1000 0x40
- #define SLIC_GMCR_GAPBB_100 0x70
- #define SLIC_GMCR_GAPR1_100 0x2C
- #define SLIC_GMCR_GAPR2_100 0x40
- #define SLIC_XCR_RESET 0x80000000
- #define SLIC_XCR_XMTEN 0x40000000
- #define SLIC_XCR_PAUSEEN 0x20000000
- #define SLIC_XCR_LOADRNG 0x10000000
- #define SLIC_GXCR_RESET 0x80000000
- #define SLIC_GXCR_XMTEN 0x40000000
- #define SLIC_GXCR_PAUSEEN 0x20000000
- #define SLIC_GRCR_RESET 0x80000000
- #define SLIC_GRCR_RCVEN 0x40000000
- #define SLIC_GRCR_RCVALL 0x20000000
- #define SLIC_GRCR_RCVBAD 0x10000000
- #define SLIC_GRCR_CTLEN 0x08000000
- #define SLIC_GRCR_ADDRAEN 0x02000000
- #define SLIC_GRCR_HASHSIZE_SHIFT 17
- #define SLIC_GRCR_HASHSIZE 14
- /* Reset Register */
- #define SLIC_REG_RESET 0x0000
- /* Interrupt Control Register */
- #define SLIC_REG_ICR 0x0008
- /* Interrupt status pointer */
- #define SLIC_REG_ISP 0x0010
- /* Interrupt status */
- #define SLIC_REG_ISR 0x0018
- /* Header buffer address reg
- * 31-8 - phy addr of set of contiguous hdr buffers
- * 7-0 - number of buffers passed
- * Buffers are 256 bytes long on 256-byte boundaries.
- */
- #define SLIC_REG_HBAR 0x0020
- /* Data buffer handle & address reg
- * 4 sets of registers; Buffers are 2K bytes long 2 per 4K page.
- */
- #define SLIC_REG_DBAR 0x0028
- /* Xmt Cmd buf addr regs.
- * 1 per XMT interface
- * 31-5 - phy addr of host command buffer
- * 4-0 - length of cmd in multiples of 32 bytes
- * Buffers are 32 bytes up to 512 bytes long
- */
- #define SLIC_REG_CBAR 0x0030
- /* Write control store */
- #define SLIC_REG_WCS 0x0034
- /*Response buffer address reg.
- * 31-8 - phy addr of set of contiguous response buffers
- * 7-0 - number of buffers passed
- * Buffers are 32 bytes long on 32-byte boundaries.
- */
- #define SLIC_REG_RBAR 0x0038
- /* Read statistics (UPR) */
- #define SLIC_REG_RSTAT 0x0040
- /* Read link status */
- #define SLIC_REG_LSTAT 0x0048
- /* Write Mac Config */
- #define SLIC_REG_WMCFG 0x0050
- /* Write phy register */
- #define SLIC_REG_WPHY 0x0058
- /* Rcv Cmd buf addr reg */
- #define SLIC_REG_RCBAR 0x0060
- /* Read SLIC Config*/
- #define SLIC_REG_RCONFIG 0x0068
- /* Interrupt aggregation time */
- #define SLIC_REG_INTAGG 0x0070
- /* Write XMIT config reg */
- #define SLIC_REG_WXCFG 0x0078
- /* Write RCV config reg */
- #define SLIC_REG_WRCFG 0x0080
- /* Write rcv addr a low */
- #define SLIC_REG_WRADDRAL 0x0088
- /* Write rcv addr a high */
- #define SLIC_REG_WRADDRAH 0x0090
- /* Write rcv addr b low */
- #define SLIC_REG_WRADDRBL 0x0098
- /* Write rcv addr b high */
- #define SLIC_REG_WRADDRBH 0x00a0
- /* Low bits of mcast mask */
- #define SLIC_REG_MCASTLOW 0x00a8
- /* High bits of mcast mask */
- #define SLIC_REG_MCASTHIGH 0x00b0
- /* Ping the card */
- #define SLIC_REG_PING 0x00b8
- /* Dump command */
- #define SLIC_REG_DUMP_CMD 0x00c0
- /* Dump data pointer */
- #define SLIC_REG_DUMP_DATA 0x00c8
- /* Read card's pci_status register */
- #define SLIC_REG_PCISTATUS 0x00d0
- /* Write hostid field */
- #define SLIC_REG_WRHOSTID 0x00d8
- /* Put card in a low power state */
- #define SLIC_REG_LOW_POWER 0x00e0
- /* Force slic into quiescent state before soft reset */
- #define SLIC_REG_QUIESCE 0x00e8
- /* Reset interface queues */
- #define SLIC_REG_RESET_IFACE 0x00f0
- /* Register is only written when it has changed.
- * Bits 63-32 for host i/f addrs.
- */
- #define SLIC_REG_ADDR_UPPER 0x00f8
- /* 64 bit Header buffer address reg */
- #define SLIC_REG_HBAR64 0x0100
- /* 64 bit Data buffer handle & address reg */
- #define SLIC_REG_DBAR64 0x0108
- /* 64 bit Xmt Cmd buf addr regs. */
- #define SLIC_REG_CBAR64 0x0110
- /* 64 bit Response buffer address reg.*/
- #define SLIC_REG_RBAR64 0x0118
- /* 64 bit Rcv Cmd buf addr reg*/
- #define SLIC_REG_RCBAR64 0x0120
- /* Read statistics (64 bit UPR) */
- #define SLIC_REG_RSTAT64 0x0128
- /* Download Gigabit RCV sequencer ucode */
- #define SLIC_REG_RCV_WCS 0x0130
- /* Write VlanId field */
- #define SLIC_REG_WRVLANID 0x0138
- /* Read Transformer info */
- #define SLIC_REG_READ_XF_INFO 0x0140
- /* Write Transformer info */
- #define SLIC_REG_WRITE_XF_INFO 0x0148
- /* Write card ticks per second */
- #define SLIC_REG_TICKS_PER_SEC 0x0170
- #define SLIC_REG_HOSTID 0x1554
- #define PCI_VENDOR_ID_ALACRITECH 0x139A
- #define PCI_DEVICE_ID_ALACRITECH_MOJAVE 0x0005
- #define PCI_SUBDEVICE_ID_ALACRITECH_1000X1 0x0005
- #define PCI_SUBDEVICE_ID_ALACRITECH_1000X1_2 0x0006
- #define PCI_SUBDEVICE_ID_ALACRITECH_1000X1F 0x0007
- #define PCI_SUBDEVICE_ID_ALACRITECH_CICADA 0x0008
- #define PCI_SUBDEVICE_ID_ALACRITECH_SES1001T 0x2006
- #define PCI_SUBDEVICE_ID_ALACRITECH_SES1001F 0x2007
- #define PCI_DEVICE_ID_ALACRITECH_OASIS 0x0007
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2002XT 0x000B
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2002XF 0x000C
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2001XT 0x000D
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2001XF 0x000E
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2104EF 0x000F
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2104ET 0x0010
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2102EF 0x0011
- #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2102ET 0x0012
- /* Note: power of two required for number descriptors */
- #define SLIC_NUM_RX_LES 256
- #define SLIC_RX_BUFF_SIZE 2048
- #define SLIC_RX_BUFF_ALIGN 256
- #define SLIC_RX_BUFF_HDR_SIZE 34
- #define SLIC_MAX_REQ_RX_DESCS 1
- #define SLIC_NUM_TX_DESCS 256
- #define SLIC_TX_DESC_ALIGN 32
- #define SLIC_MIN_TX_WAKEUP_DESCS 10
- #define SLIC_MAX_REQ_TX_DESCS 1
- #define SLIC_MAX_TX_COMPLETIONS 100
- #define SLIC_NUM_STAT_DESCS 128
- #define SLIC_STATS_DESC_ALIGN 256
- #define SLIC_NUM_STAT_DESC_ARRAYS 4
- #define SLIC_INVALID_STAT_DESC_IDX 0xffffffff
- #define SLIC_NAPI_WEIGHT 64
- #define SLIC_UPR_LSTAT 0
- #define SLIC_UPR_CONFIG 1
- #define SLIC_EEPROM_SIZE 128
- #define SLIC_EEPROM_MAGIC 0xa5a5
- #define SLIC_FIRMWARE_MOJAVE "slicoss/gbdownload.sys"
- #define SLIC_FIRMWARE_OASIS "slicoss/oasisdownload.sys"
- #define SLIC_RCV_FIRMWARE_MOJAVE "slicoss/gbrcvucode.sys"
- #define SLIC_RCV_FIRMWARE_OASIS "slicoss/oasisrcvucode.sys"
- #define SLIC_FIRMWARE_MIN_SIZE 64
- #define SLIC_FIRMWARE_MAX_SECTIONS 3
- #define SLIC_MODEL_MOJAVE 0
- #define SLIC_MODEL_OASIS 1
- #define SLIC_INC_STATS_COUNTER(st, counter) \
- do { \
- u64_stats_update_begin(&(st)->syncp); \
- (st)->counter++; \
- u64_stats_update_end(&(st)->syncp); \
- } while (0)
- #define SLIC_GET_STATS_COUNTER(newst, st, counter) \
- { \
- unsigned int start; \
- do { \
- start = u64_stats_fetch_begin_irq(&(st)->syncp); \
- newst = (st)->counter; \
- } while (u64_stats_fetch_retry_irq(&(st)->syncp, start)); \
- }
- struct slic_upr {
- dma_addr_t paddr;
- unsigned int type;
- struct list_head list;
- };
- struct slic_upr_list {
- bool pending;
- struct list_head list;
- /* upr list lock */
- spinlock_t lock;
- };
- /* SLIC EEPROM structure for Mojave */
- struct slic_mojave_eeprom {
- __le16 id; /* 00 EEPROM/FLASH Magic code 'A5A5'*/
- __le16 eeprom_code_size;/* 01 Size of EEPROM Codes (bytes * 4)*/
- __le16 flash_size; /* 02 Flash size */
- __le16 eeprom_size; /* 03 EEPROM Size */
- __le16 vendor_id; /* 04 Vendor ID */
- __le16 dev_id; /* 05 Device ID */
- u8 rev_id; /* 06 Revision ID */
- u8 class_code[3]; /* 07 Class Code */
- u8 irqpin_dbg; /* 08 Debug Interrupt pin */
- u8 irqpin; /* Network Interrupt Pin */
- u8 min_grant; /* 09 Minimum grant */
- u8 max_lat; /* Maximum Latency */
- __le16 pci_stat; /* 10 PCI Status */
- __le16 sub_vendor_id; /* 11 Subsystem Vendor Id */
- __le16 sub_id; /* 12 Subsystem ID */
- __le16 dev_id_dbg; /* 13 Debug Device Id */
- __le16 ramrom; /* 14 Dram/Rom function */
- __le16 dram_size2pci; /* 15 DRAM size to PCI (bytes * 64K) */
- __le16 rom_size2pci; /* 16 ROM extension size to PCI (bytes * 4k) */
- u8 pad[2]; /* 17 Padding */
- u8 freetime; /* 18 FreeTime setting */
- u8 ifctrl; /* 10-bit interface control (Mojave only) */
- __le16 dram_size; /* 19 DRAM size (bytes * 64k) */
- u8 mac[ETH_ALEN]; /* 20 MAC addresses */
- u8 mac2[ETH_ALEN];
- u8 pad2[6];
- u16 dev_id2; /* Device ID for 2nd PCI function */
- u8 irqpin2; /* Interrupt pin for 2nd PCI function */
- u8 class_code2[3]; /* Class Code for 2nd PCI function */
- u16 cfg_byte6; /* Config Byte 6 */
- u16 pme_cap; /* Power Mgment capabilities */
- u16 nwclk_ctrl; /* NetworkClockControls */
- u8 fru_format; /* Alacritech FRU format type */
- u8 fru_assembly[6]; /* Alacritech FRU information */
- u8 fru_rev[2];
- u8 fru_serial[14];
- u8 fru_pad[3];
- u8 oem_fru[28]; /* optional OEM FRU format type */
- u8 pad3[4]; /* Pad to 128 bytes - includes 2 cksum bytes
- * (if OEM FRU info exists) and two unusable
- * bytes at the end
- */
- };
- /* SLIC EEPROM structure for Oasis */
- struct slic_oasis_eeprom {
- __le16 id; /* 00 EEPROM/FLASH Magic code 'A5A5' */
- __le16 eeprom_code_size;/* 01 Size of EEPROM Codes (bytes * 4)*/
- __le16 spidev0_cfg; /* 02 Flash Config for SPI device 0 */
- __le16 spidev1_cfg; /* 03 Flash Config for SPI device 1 */
- __le16 vendor_id; /* 04 Vendor ID */
- __le16 dev_id; /* 05 Device ID (function 0) */
- u8 rev_id; /* 06 Revision ID */
- u8 class_code0[3]; /* 07 Class Code for PCI function 0 */
- u8 irqpin1; /* 08 Interrupt pin for PCI function 1*/
- u8 class_code1[3]; /* 09 Class Code for PCI function 1 */
- u8 irqpin2; /* 10 Interrupt pin for PCI function 2*/
- u8 irqpin0; /* Interrupt pin for PCI function 0*/
- u8 min_grant; /* 11 Minimum grant */
- u8 max_lat; /* Maximum Latency */
- __le16 sub_vendor_id; /* 12 Subsystem Vendor Id */
- __le16 sub_id; /* 13 Subsystem ID */
- __le16 flash_size; /* 14 Flash size (bytes / 4K) */
- __le16 dram_size2pci; /* 15 DRAM size to PCI (bytes / 64K) */
- __le16 rom_size2pci; /* 16 Flash (ROM extension) size to PCI
- * (bytes / 4K)
- */
- __le16 dev_id1; /* 17 Device Id (function 1) */
- __le16 dev_id2; /* 18 Device Id (function 2) */
- __le16 dev_stat_cfg; /* 19 Device Status Config Bytes 6-7 */
- __le16 pme_cap; /* 20 Power Mgment capabilities */
- u8 msi_cap; /* 21 MSI capabilities */
- u8 clock_div; /* Clock divider */
- __le16 pci_stat_lo; /* 22 PCI Status bits 15:0 */
- __le16 pci_stat_hi; /* 23 PCI Status bits 31:16 */
- __le16 dram_cfg_lo; /* 24 DRAM Configuration bits 15:0 */
- __le16 dram_cfg_hi; /* 25 DRAM Configuration bits 31:16 */
- __le16 dram_size; /* 26 DRAM size (bytes / 64K) */
- __le16 gpio_tbi_ctrl; /* 27 GPIO/TBI controls for functions 1/0 */
- __le16 eeprom_size; /* 28 EEPROM Size */
- u8 mac[ETH_ALEN]; /* 29 MAC addresses (2 ports) */
- u8 mac2[ETH_ALEN];
- u8 fru_format; /* 35 Alacritech FRU format type */
- u8 fru_assembly[6]; /* Alacritech FRU information */
- u8 fru_rev[2];
- u8 fru_serial[14];
- u8 fru_pad[3];
- u8 oem_fru[28]; /* optional OEM FRU information */
- u8 pad[4]; /* Pad to 128 bytes - includes 2 checksum bytes
- * (if OEM FRU info exists) and two unusable
- * bytes at the end
- */
- };
- struct slic_stats {
- u64 rx_packets;
- u64 rx_bytes;
- u64 rx_mcasts;
- u64 rx_errors;
- u64 tx_packets;
- u64 tx_bytes;
- /* HW STATS */
- u64 rx_buff_miss;
- u64 tx_dropped;
- u64 irq_errs;
- /* transport layer */
- u64 rx_tpcsum;
- u64 rx_tpoflow;
- u64 rx_tphlen;
- /* ip layer */
- u64 rx_ipcsum;
- u64 rx_iplen;
- u64 rx_iphlen;
- /* link layer */
- u64 rx_early;
- u64 rx_buffoflow;
- u64 rx_lcode;
- u64 rx_drbl;
- u64 rx_crc;
- u64 rx_oflow802;
- u64 rx_uflow802;
- /* oasis only */
- u64 tx_carrier;
- struct u64_stats_sync syncp;
- };
- struct slic_shmem_data {
- __le32 isr;
- __le32 link;
- };
- struct slic_shmem {
- dma_addr_t isr_paddr;
- dma_addr_t link_paddr;
- struct slic_shmem_data *shmem_data;
- };
- struct slic_rx_info_oasis {
- __le32 frame_status;
- __le32 frame_status_b;
- __le32 time_stamp;
- __le32 checksum;
- };
- struct slic_rx_info_mojave {
- __le32 frame_status;
- __le16 byte_cnt;
- __le16 tp_chksum;
- __le16 ctx_hash;
- __le16 mac_hash;
- __le16 buff_lnk;
- };
- struct slic_stat_desc {
- __le32 hnd;
- __u8 pad[8];
- __le32 status;
- __u8 pad2[16];
- };
- struct slic_stat_queue {
- struct slic_stat_desc *descs[SLIC_NUM_STAT_DESC_ARRAYS];
- dma_addr_t paddr[SLIC_NUM_STAT_DESC_ARRAYS];
- unsigned int addr_offset[SLIC_NUM_STAT_DESC_ARRAYS];
- unsigned int active_array;
- unsigned int len;
- unsigned int done_idx;
- size_t mem_size;
- };
- struct slic_tx_desc {
- __le32 hnd;
- __le32 rsvd;
- u8 cmd;
- u8 flags;
- __le16 rsvd2;
- __le32 totlen;
- __le32 paddrl;
- __le32 paddrh;
- __le32 len;
- __le32 type;
- };
- struct slic_tx_buffer {
- struct sk_buff *skb;
- DEFINE_DMA_UNMAP_ADDR(map_addr);
- DEFINE_DMA_UNMAP_LEN(map_len);
- struct slic_tx_desc *desc;
- dma_addr_t desc_paddr;
- };
- struct slic_tx_queue {
- struct dma_pool *dma_pool;
- struct slic_tx_buffer *txbuffs;
- unsigned int len;
- unsigned int put_idx;
- unsigned int done_idx;
- };
- struct slic_rx_desc {
- u8 pad[16];
- __le32 buffer;
- __le32 length;
- __le32 status;
- };
- struct slic_rx_buffer {
- struct sk_buff *skb;
- DEFINE_DMA_UNMAP_ADDR(map_addr);
- DEFINE_DMA_UNMAP_LEN(map_len);
- unsigned int addr_offset;
- };
- struct slic_rx_queue {
- struct slic_rx_buffer *rxbuffs;
- unsigned int len;
- unsigned int done_idx;
- unsigned int put_idx;
- };
- struct slic_device {
- struct pci_dev *pdev;
- struct net_device *netdev;
- void __iomem *regs;
- /* upper address setting lock */
- spinlock_t upper_lock;
- struct slic_shmem shmem;
- struct napi_struct napi;
- struct slic_rx_queue rxq;
- struct slic_tx_queue txq;
- struct slic_stat_queue stq;
- struct slic_stats stats;
- struct slic_upr_list upr_list;
- /* link configuration lock */
- spinlock_t link_lock;
- bool promisc;
- int speed;
- unsigned int duplex;
- bool is_fiber;
- unsigned char model;
- };
- static inline u32 slic_read(struct slic_device *sdev, unsigned int reg)
- {
- return ioread32(sdev->regs + reg);
- }
- static inline void slic_write(struct slic_device *sdev, unsigned int reg,
- u32 val)
- {
- iowrite32(val, sdev->regs + reg);
- }
- static inline void slic_flush_write(struct slic_device *sdev)
- {
- (void)ioread32(sdev->regs + SLIC_REG_HOSTID);
- }
- #endif /* _SLIC_H */
|