| /* 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_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 */ |
