/* * Copyright (C) 2003 - 2009 NetXen, Inc. * Copyright (C) 2009 - QLogic Corporation. * All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, * MA 02111-1307, USA. * * The full GNU General Public License is included in this distribution * in the file called LICENSE. * */ #include "netxen_nic.h" #include "netxen_nic_hw.h" #include #define MASK(n) ((1ULL<<(n))-1) #define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | ((addr >> 25) & 0x3ff)) #define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | ((addr >> 25) & 0x3ff)) #define MS_WIN(addr) (addr & 0x0ffc0000) #define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) #define CRB_BLK(off) ((off >> 20) & 0x3f) #define CRB_SUBBLK(off) ((off >> 16) & 0xf) #define CRB_WINDOW_2M (0x130060) #define CRB_HI(off) ((crb_hub_agt[CRB_BLK(off)] << 20) | ((off) & 0xf0000)) #define CRB_INDIRECT_2M (0x1e0000UL) #ifndef readq static inline u64 readq(void __iomem *addr) { return readl(addr) | (((u64) readl(addr + 4)) << 32LL); } #endif #ifndef writeq static inline void writeq(u64 val, void __iomem *addr) { writel(((u32) (val)), (addr)); writel(((u32) (val >> 32)), (addr + 4)); } #endif #define ADDR_IN_RANGE(addr, low, high) \ (((addr) < (high)) && ((addr) >= (low))) #define PCI_OFFSET_FIRST_RANGE(adapter, off) \ ((adapter)->ahw.pci_base0 + (off)) #define PCI_OFFSET_SECOND_RANGE(adapter, off) \ ((adapter)->ahw.pci_base1 + (off) - SECOND_PAGE_GROUP_START) #define PCI_OFFSET_THIRD_RANGE(adapter, off) \ ((adapter)->ahw.pci_base2 + (off) - THIRD_PAGE_GROUP_START) static void __iomem *pci_base_offset(struct netxen_adapter *adapter, unsigned long off) { if (ADDR_IN_RANGE(off, FIRST_PAGE_GROUP_START, FIRST_PAGE_GROUP_END)) return PCI_OFFSET_FIRST_RANGE(adapter, off); if (ADDR_IN_RANGE(off, SECOND_PAGE_GROUP_START, SECOND_PAGE_GROUP_END)) return PCI_OFFSET_SECOND_RANGE(adapter, off); if (ADDR_IN_RANGE(off, THIRD_PAGE_GROUP_START, THIRD_PAGE_GROUP_END)) return PCI_OFFSET_THIRD_RANGE(adapter, off); return NULL; } static crb_128M_2M_block_map_t crb_128M_2M_map[64] __cacheline_aligned_in_smp = { {{{0, 0, 0, 0} } }, /* 0: PCI */ {{{1, 0x0100000, 0x0102000, 0x120000}, /* 1: PCIE */ {1, 0x0110000, 0x0120000, 0x130000}, {1, 0x0120000, 0x0122000, 0x124000}, {1, 0x0130000, 0x0132000, 0x126000}, {1, 0x0140000, 0x0142000, 0x128000}, {1, 0x0150000, 0x0152000, 0x12a000}, {1, 0x0160000, 0x0170000, 0x110000}, {1, 0x0170000, 0x0172000, 0x12e000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {1, 0x01e0000, 0x01e0800, 0x122000}, {0, 0x0000000, 0x0000000, 0x000000} } }, {{{1, 0x0200000, 0x0210000, 0x180000} } },/* 2: MN */ {{{0, 0, 0, 0} } }, /* 3: */ {{{1, 0x0400000, 0x0401000, 0x169000} } },/* 4: P2NR1 */ {{{1, 0x0500000, 0x0510000, 0x140000} } },/* 5: SRE */ {{{1, 0x0600000, 0x0610000, 0x1c0000} } },/* 6: NIU */ {{{1, 0x0700000, 0x0704000, 0x1b8000} } },/* 7: QM */ {{{1, 0x0800000, 0x0802000, 0x170000}, /* 8: SQM0 */ {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {1, 0x08f0000, 0x08f2000, 0x172000} } }, {{{1, 0x0900000, 0x0902000, 0x174000}, /* 9: SQM1*/ {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {1, 0x09f0000, 0x09f2000, 0x176000} } }, {{{0, 0x0a00000, 0x0a02000, 0x178000}, /* 10: SQM2*/ {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {1, 0x0af0000, 0x0af2000, 0x17a000} } }, {{{0, 0x0b00000, 0x0b02000, 0x17c000}, /* 11: SQM3*/ {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {1, 0x0bf0000, 0x0bf2000, 0x17e000} } }, {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } },/* 12: I2Q */ {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } },/* 13: TMR */ {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } },/* 14: ROMUSB */ {{{1, 0x0f00000, 0x0f01000, 0x164000} } },/* 15: PEG4 */ {{{0, 0x1000000, 0x1004000, 0x1a8000} } },/* 16: XDMA */ {{{1, 0x1100000, 0x1101000, 0x160000} } },/* 17: PEG0 */ {{{1, 0x1200000, 0x1201000, 0x161000} } },/* 18: PEG1 */ {{{1, 0x1300000, 0x1301000, 0x162000} } },/* 19: PEG2 */ {{{1, 0x1400000, 0x1401000, 0x163000} } },/* 20: PEG3 */ {{{1, 0x1500000, 0x1501000, 0x165000} } },/* 21: P2ND */ {{{1, 0x1600000, 0x1601000, 0x166000} } },/* 22: P2NI */ {{{0, 0, 0, 0} } }, /* 23: */ {{{0, 0, 0, 0} } }, /* 24: */ {{{0, 0, 0, 0} } }, /* 25: */ {{{0, 0, 0, 0} } }, /* 26: */ {{{0, 0, 0, 0} } }, /* 27: */ {{{0, 0, 0, 0} } }, /* 28: */ {{{1, 0x1d00000, 0x1d10000, 0x190000} } },/* 29: MS */ {{{1, 0x1e00000, 0x1e01000, 0x16a000} } },/* 30: P2NR2 */ {{{1, 0x1f00000, 0x1f10000, 0x150000} } },/* 31: EPG */ {{{0} } }, /* 32: PCI */ {{{1, 0x2100000, 0x2102000, 0x120000}, /* 33: PCIE */ {1, 0x2110000, 0x2120000, 0x130000}, {1, 0x2120000, 0x2122000, 0x124000}, {1, 0x2130000, 0x2132000, 0x126000}, {1, 0x2140000, 0x2142000, 0x128000}, {1, 0x2150000, 0x2152000, 0x12a000}, {1, 0x2160000, 0x2170000, 0x110000}, {1, 0x2170000, 0x2172000, 0x12e000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000}, {0, 0x0000000, 0x0000000, 0x000000} } }, {{{1, 0x2200000, 0x2204000, 0x1b0000} } },/* 34: CAM */ {{{0} } }, /* 35: */ {{{0} } }, /* 36: */ {{{0} } }, /* 37: */ {{{0} } }, /* 38: */ {{{0} } }, /* 39: */ {{{1, 0x2800000, 0x2804000, 0x1a4000} } },/* 40: TMR */ {{{1, 0x2900000, 0x2901000, 0x16b000} } },/* 41: P2NR3 */ {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } },/* 42: RPMX1 */ {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } },/* 43: RPMX2 */ {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } },/* 44: RPMX3 */ {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } },/* 45: RPMX4 */ {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } },/* 46: RPMX5 */ {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } },/* 47: RPMX6 */ {{{1, 0x3000000, 0x3000400, 0x1adc00} } },/* 48: RPMX7 */ {{{0, 0x3100000, 0x3104000, 0x1a8000} } },/* 49: XDMA */ {{{1, 0x3200000, 0x3204000, 0x1d4000} } },/* 50: I2Q */ {{{1, 0x3300000, 0x3304000, 0x1a0000} } },/* 51: ROMUSB */ {{{0} } }, /* 52: */ {{{1, 0x3500000, 0x3500400, 0x1ac000} } },/* 53: RPMX0 */ {{{1, 0x3600000, 0x3600400, 0x1ae000} } },/* 54: RPMX8 */ {{{1, 0x3700000, 0x3700400, 0x1ae400} } },/* 55: RPMX9 */ {{{1, 0x3800000, 0x3804000, 0x1d0000} } },/* 56: OCM0 */ {{{1, 0x3900000, 0x3904000, 0x1b4000} } },/* 57: CRYPTO */ {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } },/* 58: SMB */ {{{0} } }, /* 59: I2C0 */ {{{0} } }, /* 60: I2C1 */ {{{1, 0x3d00000, 0x3d04000, 0x1d8000} } },/* 61: LPC */ {{{1, 0x3e00000, 0x3e01000, 0x167000} } },/* 62: P2NC */ {{{1, 0x3f00000, 0x3f01000, 0x168000} } } /* 63: P2NR0 */ }; /* * top 12 bits of crb internal address (hub, agent) */ static unsigned crb_hub_agt[64] = { 0, NETXEN_HW_CRB_HUB_AGT_ADR_PS, NETXEN_HW_CRB_HUB_AGT_ADR_MN, NETXEN_HW_CRB_HUB_AGT_ADR_MS, 0, NETXEN_HW_CRB_HUB_AGT_ADR_SRE, NETXEN_HW_CRB_HUB_AGT_ADR_NIU, NETXEN_HW_CRB_HUB_AGT_ADR_QMN, NETXEN_HW_CRB_HUB_AGT_ADR_SQN0, NETXEN_HW_CRB_HUB_AGT_ADR_SQN1, NETXEN_HW_CRB_HUB_AGT_ADR_SQN2, NETXEN_HW_CRB_HUB_AGT_ADR_SQN3, NETXEN_HW_CRB_HUB_AGT_ADR_I2Q, NETXEN_HW_CRB_HUB_AGT_ADR_TIMR, NETXEN_HW_CRB_HUB_AGT_ADR_ROMUSB, NETXEN_HW_CRB_HUB_AGT_ADR_PGN4, NETXEN_HW_CRB_HUB_AGT_ADR_XDMA, NETXEN_HW_CRB_HUB_AGT_ADR_PGN0, NETXEN_HW_CRB_HUB_AGT_ADR_PGN1, NETXEN_HW_CRB_HUB_AGT_ADR_PGN2, NETXEN_HW_CRB_HUB_AGT_ADR_PGN3, NETXEN_HW_CRB_HUB_AGT_ADR_PGND, NETXEN_HW_CRB_HUB_AGT_ADR_PGNI, NETXEN_HW_CRB_HUB_AGT_ADR_PGS0, NETXEN_HW_CRB_HUB_AGT_ADR_PGS1, NETXEN_HW_CRB_HUB_AGT_ADR_PGS2, NETXEN_HW_CRB_HUB_AGT_ADR_PGS3, 0, NETXEN_HW_CRB_HUB_AGT_ADR_PGSI, NETXEN_HW_CRB_HUB_AGT_ADR_SN, 0, NETXEN_HW_CRB_HUB_AGT_ADR_EG, 0, NETXEN_HW_CRB_HUB_AGT_ADR_PS, NETXEN_HW_CRB_HUB_AGT_ADR_CAM, 0, 0, 0, 0, 0, NETXEN_HW_CRB_HUB_AGT_ADR_TIMR, 0, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX1, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX2, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX3, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX4, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX5, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX6, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX7, NETXEN_HW_CRB_HUB_AGT_ADR_XDMA, NETXEN_HW_CRB_HUB_AGT_ADR_I2Q, NETXEN_HW_CRB_HUB_AGT_ADR_ROMUSB, 0, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX0, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX8, NETXEN_HW_CRB_HUB_AGT_ADR_RPMX9, NETXEN_HW_CRB_HUB_AGT_ADR_OCM0, 0, NETXEN_HW_CRB_HUB_AGT_ADR_SMB, NETXEN_HW_CRB_HUB_AGT_ADR_I2C0, NETXEN_HW_CRB_HUB_AGT_ADR_I2C1, 0, NETXEN_HW_CRB_HUB_AGT_ADR_PGNC, 0, }; /* PCI Windowing for DDR regions. */ #define NETXEN_WINDOW_ONE 0x2000000 /*CRB Window: bit 25 of CRB address */ #define NETXEN_PCIE_SEM_TIMEOUT 10000 int netxen_pcie_sem_lock(struct netxen_adapter *adapter, int sem, u32 id_reg) { int done = 0, timeout = 0; while (!done) { done = NXRD32(adapter, NETXEN_PCIE_REG(PCIE_SEM_LOCK(sem))); if (done == 1) break; if (++timeout >= NETXEN_PCIE_SEM_TIMEOUT) return -1; msleep(1); } if (id_reg) NXWR32(adapter, id_reg, adapter->portnum); return 0; } void netxen_pcie_sem_unlock(struct netxen_adapter *adapter, int sem) { int val; val = NXRD32(adapter, NETXEN_PCIE_REG(PCIE_SEM_UNLOCK(sem))); } int netxen_niu_xg_init_port(struct netxen_adapter *adapter, int port) { if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_1+(0x10000*port), 0x1447); NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0+(0x10000*port), 0x5); } return 0; } /* Disable an XG interface */ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter) { __u32 mac_cfg; u32 port = adapter->physical_port; if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) return 0; if (port > NETXEN_NIU_MAX_XG_PORTS) return -EINVAL; mac_cfg = 0; if (NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg)) return -EIO; return 0; } #define NETXEN_UNICAST_ADDR(port, index) \ (NETXEN_UNICAST_ADDR_BASE+(port*32)+(index*8)) #define NETXEN_MCAST_ADDR(port, index) \ (NETXEN_MULTICAST_ADDR_BASE+(port*0x80)+(index*8)) #define MAC_HI(addr) \ ((addr[2] << 16) | (addr[1] << 8) | (addr[0])) #define MAC_LO(addr) \ ((addr[5] << 16) | (addr[4] << 8) | (addr[3])) int netxen_p2_nic_set_promisc(struct netxen_adapter *adapter, u32 mode) { __u32 reg; u32 port = adapter->physical_port; if (port > NETXEN_NIU_MAX_XG_PORTS) return -EINVAL; reg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port)); if (mode == NETXEN_NIU_PROMISC_MODE) reg = (reg | 0x2000UL); else reg = (reg & ~0x2000UL); if (mode == NETXEN_NIU_ALLMULTI_MODE) reg = (reg | 0x1000UL); else reg = (reg & ~0x1000UL); NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg); return 0; } int netxen_p2_nic_set_mac_addr(struct netxen_adapter *adapter, u8 *addr) { u32 mac_hi, mac_lo; u32 reg_hi, reg_lo; u8 phy = adapter->physical_port; if (phy >= NETXEN_NIU_MAX_XG_PORTS) return -EINVAL; mac_lo = ((u32)addr[0] << 16) | ((u32)addr[1] << 24); mac_hi = addr[2] | ((u32)addr[3] << 8) | ((u32)addr[4] << 16) | ((u32)addr[5] << 24); reg_lo = NETXEN_NIU_XGE_STATION_ADDR_0_1 + (0x10000 * phy); reg_hi = NETXEN_NIU_XGE_STATION_ADDR_0_HI + (0x10000 * phy); /* write twice to flush */ if (NXWR32(adapter, reg_lo, mac_lo) || NXWR32(adapter, reg_hi, mac_hi)) return -EIO; if (NXWR32(adapter, reg_lo, mac_lo) || NXWR32(adapter, reg_hi, mac_hi)) return -EIO; return 0; } static int netxen_nic_enable_mcast_filter(struct netxen_adapter *adapter) { u32 val = 0; u16 port = adapter->physical_port; u8 *addr = adapter->netdev->dev_addr; if (adapter->mc_enabled) return 0; val = NXRD32(adapter, NETXEN_MAC_ADDR_CNTL_REG); val |= (1UL << (28+port)); NXWR32(adapter, NETXEN_MAC_ADDR_CNTL_REG, val); /* add broadcast addr to filter */ val = 0xffffff; NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 0), val); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 0)+4, val); /* add station addr to filter */ val = MAC_HI(addr); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 1), val); val = MAC_LO(addr); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 1)+4, val); adapter->mc_enabled = 1; return 0; } static int netxen_nic_disable_mcast_filter(struct netxen_adapter *adapter) { u32 val = 0; u16 port = adapter->physical_port; u8 *addr = adapter->netdev->dev_addr; if (!adapter->mc_enabled) return 0; val = NXRD32(adapter, NETXEN_MAC_ADDR_CNTL_REG); val &= ~(1UL << (28+port)); NXWR32(adapter, NETXEN_MAC_ADDR_CNTL_REG, val); val = MAC_HI(addr); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 0), val); val = MAC_LO(addr); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 0)+4, val); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 1), 0); NXWR32(adapter, NETXEN_UNICAST_ADDR(port, 1)+4, 0); adapter->mc_enabled = 0; return 0; } static int netxen_nic_set_mcast_addr(struct netxen_adapter *adapter, int index, u8 *addr) { u32 hi = 0, lo = 0; u16 port = adapter->physical_port; lo = MAC_LO(addr); hi = MAC_HI(addr); NXWR32(adapter, NETXEN_MCAST_ADDR(port, index), hi); NXWR32(adapter, NETXEN_MCAST_ADDR(port, index)+4, lo); return 0; } void netxen_p2_nic_set_multi(struct net_device *netdev) { struct netxen_adapter *adapter = netdev_priv(netdev); struct dev_mc_list *mc_ptr; u8 null_addr[6]; int index = 0; memset(null_addr, 0, 6); if (netdev->flags & IFF_PROMISC) { adapter->set_promisc(adapter, NETXEN_NIU_PROMISC_MODE); /* Full promiscuous mode */ netxen_nic_disable_mcast_filter(adapter); return; } if (netdev->mc_count == 0) { adapter->set_promisc(adapter, NETXEN_NIU_NON_PROMISC_MODE); netxen_nic_disable_mcast_filter(adapter); return; } adapter->set_promisc(adapter, NETXEN_NIU_ALLMULTI_MODE); if (netdev->flags & IFF_ALLMULTI || netdev->mc_count > adapter->max_mc_count) { netxen_nic_disable_mcast_filter(adapter); return; } netxen_nic_enable_mcast_filter(adapter); for (mc_ptr = netdev->mc_list; mc_ptr; mc_ptr = mc_ptr->next, index++) netxen_nic_set_mcast_addr(adapter, index, mc_ptr->dmi_addr); if (index != netdev->mc_count) printk(KERN_WARNING "%s: %s multicast address count mismatch\n", netxen_nic_driver_name, netdev->name); /* Clear out remaining addresses */ for (; index < adapter->max_mc_count; index++) netxen_nic_set_mcast_addr(adapter, index, null_addr); } static int netxen_send_cmd_descs(struct netxen_adapter *adapter, struct cmd_desc_type0 *cmd_desc_arr, int nr_desc) { u32 i, producer, consumer; struct netxen_cmd_buffer *pbuf; struct cmd_desc_type0 *cmd_desc; struct nx_host_tx_ring *tx_ring; i = 0; if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) return -EIO; tx_ring = adapter->tx_ring; __netif_tx_lock_bh(tx_ring->txq); producer = tx_ring->producer; consumer = tx_ring->sw_consumer; if (nr_desc >= netxen_tx_avail(tx_ring)) { netif_tx_stop_queue(tx_ring->txq); __netif_tx_unlock_bh(tx_ring->txq); return -EBUSY; } do { cmd_desc = &cmd_desc_arr[i]; pbuf = &tx_ring->cmd_buf_arr[producer]; pbuf->skb = NULL; pbuf->frag_count = 0; memcpy(&tx_ring->desc_head[producer], &cmd_desc_arr[i], sizeof(struct cmd_desc_type0)); producer = get_next_index(producer, tx_ring->num_desc); i++; } while (i != nr_desc); tx_ring->producer = producer; netxen_nic_update_cmd_producer(adapter, tx_ring); __netif_tx_unlock_bh(tx_ring->txq); return 0; } static int nx_p3_sre_macaddr_change(struct netxen_adapter *adapter, u8 *addr, unsigned op) { nx_nic_req_t req; nx_mac_req_t *mac_req; u64 word; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_NIC_REQUEST << 23); word = NX_MAC_EVENT | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); mac_req = (nx_mac_req_t *)&req.words[0]; mac_req->op = op; memcpy(mac_req->mac_addr, addr, 6); return netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); } static int nx_p3_nic_add_mac(struct netxen_adapter *adapter, u8 *addr, struct list_head *del_list) { struct list_head *head; nx_mac_list_t *cur; /* look up if already exists */ list_for_each(head, del_list) { cur = list_entry(head, nx_mac_list_t, list); if (memcmp(addr, cur->mac_addr, ETH_ALEN) == 0) { list_move_tail(head, &adapter->mac_list); return 0; } } cur = kzalloc(sizeof(nx_mac_list_t), GFP_ATOMIC); if (cur == NULL) { printk(KERN_ERR "%s: failed to add mac address filter\n", adapter->netdev->name); return -ENOMEM; } memcpy(cur->mac_addr, addr, ETH_ALEN); list_add_tail(&cur->list, &adapter->mac_list); return nx_p3_sre_macaddr_change(adapter, cur->mac_addr, NETXEN_MAC_ADD); } void netxen_p3_nic_set_multi(struct net_device *netdev) { struct netxen_adapter *adapter = netdev_priv(netdev); struct dev_mc_list *mc_ptr; u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; u32 mode = VPORT_MISS_MODE_DROP; LIST_HEAD(del_list); struct list_head *head; nx_mac_list_t *cur; list_splice_tail_init(&adapter->mac_list, &del_list); nx_p3_nic_add_mac(adapter, netdev->dev_addr, &del_list); nx_p3_nic_add_mac(adapter, bcast_addr, &del_list); if (netdev->flags & IFF_PROMISC) { mode = VPORT_MISS_MODE_ACCEPT_ALL; goto send_fw_cmd; } if ((netdev->flags & IFF_ALLMULTI) || (netdev->mc_count > adapter->max_mc_count)) { mode = VPORT_MISS_MODE_ACCEPT_MULTI; goto send_fw_cmd; } if (netdev->mc_count > 0) { for (mc_ptr = netdev->mc_list; mc_ptr; mc_ptr = mc_ptr->next) { nx_p3_nic_add_mac(adapter, mc_ptr->dmi_addr, &del_list); } } send_fw_cmd: adapter->set_promisc(adapter, mode); head = &del_list; while (!list_empty(head)) { cur = list_entry(head->next, nx_mac_list_t, list); nx_p3_sre_macaddr_change(adapter, cur->mac_addr, NETXEN_MAC_DEL); list_del(&cur->list); kfree(cur); } } int netxen_p3_nic_set_promisc(struct netxen_adapter *adapter, u32 mode) { nx_nic_req_t req; u64 word; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_PROXY_SET_VPORT_MISS_MODE | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); req.words[0] = cpu_to_le64(mode); return netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); } void netxen_p3_free_mac_list(struct netxen_adapter *adapter) { nx_mac_list_t *cur; struct list_head *head = &adapter->mac_list; while (!list_empty(head)) { cur = list_entry(head->next, nx_mac_list_t, list); nx_p3_sre_macaddr_change(adapter, cur->mac_addr, NETXEN_MAC_DEL); list_del(&cur->list); kfree(cur); } } int netxen_p3_nic_set_mac_addr(struct netxen_adapter *adapter, u8 *addr) { /* assuming caller has already copied new addr to netdev */ netxen_p3_nic_set_multi(adapter->netdev); return 0; } #define NETXEN_CONFIG_INTR_COALESCE 3 /* * Send the interrupt coalescing parameter set by ethtool to the card. */ int netxen_config_intr_coalesce(struct netxen_adapter *adapter) { nx_nic_req_t req; u64 word; int rv; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NETXEN_CONFIG_INTR_COALESCE | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); memcpy(&req.words[0], &adapter->coal, sizeof(adapter->coal)); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "ERROR. Could not send " "interrupt coalescing parameters\n"); } return rv; } int netxen_config_hw_lro(struct netxen_adapter *adapter, int enable) { nx_nic_req_t req; u64 word; int rv = 0; if ((adapter->flags & NETXEN_NIC_LRO_ENABLED) == enable) return 0; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_CONFIG_HW_LRO | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); req.words[0] = cpu_to_le64(enable); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "ERROR. Could not send " "configure hw lro request\n"); } adapter->flags ^= NETXEN_NIC_LRO_ENABLED; return rv; } int netxen_config_bridged_mode(struct netxen_adapter *adapter, int enable) { nx_nic_req_t req; u64 word; int rv = 0; if (!!(adapter->flags & NETXEN_NIC_BRIDGE_ENABLED) == enable) return rv; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_CONFIG_BRIDGING | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); req.words[0] = cpu_to_le64(enable); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "ERROR. Could not send " "configure bridge mode request\n"); } adapter->flags ^= NETXEN_NIC_BRIDGE_ENABLED; return rv; } #define RSS_HASHTYPE_IP_TCP 0x3 int netxen_config_rss(struct netxen_adapter *adapter, int enable) { nx_nic_req_t req; u64 word; int i, rv; u64 key[] = { 0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL, 0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL, 0x255b0ec26d5a56daULL }; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_CONFIG_RSS | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); /* * RSS request: * bits 3-0: hash_method * 5-4: hash_type_ipv4 * 7-6: hash_type_ipv6 * 8: enable * 9: use indirection table * 47-10: reserved * 63-48: indirection table mask */ word = ((u64)(RSS_HASHTYPE_IP_TCP & 0x3) << 4) | ((u64)(RSS_HASHTYPE_IP_TCP & 0x3) << 6) | ((u64)(enable & 0x1) << 8) | ((0x7ULL) << 48); req.words[0] = cpu_to_le64(word); for (i = 0; i < 5; i++) req.words[i+1] = cpu_to_le64(key[i]); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "%s: could not configure RSS\n", adapter->netdev->name); } return rv; } int netxen_config_ipaddr(struct netxen_adapter *adapter, u32 ip, int cmd) { nx_nic_req_t req; u64 word; int rv; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_CONFIG_IPADDR | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); req.words[0] = cpu_to_le64(cmd); req.words[1] = cpu_to_le64(ip); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "%s: could not notify %s IP 0x%x reuqest\n", adapter->netdev->name, (cmd == NX_IP_UP) ? "Add" : "Remove", ip); } return rv; } int netxen_linkevent_request(struct netxen_adapter *adapter, int enable) { nx_nic_req_t req; u64 word; int rv; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_GET_LINKEVENT | ((u64)adapter->portnum << 16); req.req_hdr = cpu_to_le64(word); req.words[0] = cpu_to_le64(enable | (enable << 8)); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "%s: could not configure link notification\n", adapter->netdev->name); } return rv; } int netxen_send_lro_cleanup(struct netxen_adapter *adapter) { nx_nic_req_t req; u64 word; int rv; memset(&req, 0, sizeof(nx_nic_req_t)); req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); word = NX_NIC_H2C_OPCODE_LRO_REQUEST | ((u64)adapter->portnum << 16) | ((u64)NX_NIC_LRO_REQUEST_CLEANUP << 56) ; req.req_hdr = cpu_to_le64(word); rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); if (rv != 0) { printk(KERN_ERR "%s: could not cleanup lro flows\n", adapter->netdev->name); } return rv; } /* * netxen_nic_change_mtu - Change the Maximum Transfer Unit * @returns 0 on success, negative on failure */ #define MTU_FUDGE_FACTOR 100 int netxen_nic_change_mtu(struct net_device *netdev, int mtu) { struct netxen_adapter *adapter = netdev_priv(netdev); int max_mtu; int rc = 0; if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) max_mtu = P3_MAX_MTU; else max_mtu = P2_MAX_MTU; if (mtu > max_mtu) { printk(KERN_ERR "%s: mtu > %d bytes unsupported\n", netdev->name, max_mtu); return -EINVAL; } if (adapter->set_mtu) rc = adapter->set_mtu(adapter, mtu); if (!rc) netdev->mtu = mtu; return rc; } static int netxen_get_flash_block(struct netxen_adapter *adapter, int base, int size, __le32 * buf) { int i, v, addr; __le32 *ptr32; addr = base; ptr32 = buf; for (i = 0; i < size / sizeof(u32); i++) { if (netxen_rom_fast_read(adapter, addr, &v) == -1) return -1; *ptr32 = cpu_to_le32(v); ptr32++; addr += sizeof(u32); } if ((char *)buf + size > (char *)ptr32) { __le32 local; if (netxen_rom_fast_read(adapter, addr, &v) == -1) return -1; local = cpu_to_le32(v); memcpy(ptr32, &local, (char *)buf + size - (char *)ptr32); } return 0; } int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac) { __le32 *pmac = (__le32 *) mac; u32 offset; offset = NX_FW_MAC_ADDR_OFFSET + (adapter->portnum * sizeof(u64)); if (netxen_get_flash_block(adapter, offset, sizeof(u64), pmac) == -1) return -1; if (*mac == cpu_to_le64(~0ULL)) { offset = NX_OLD_MAC_ADDR_OFFSET + (adapter->portnum * sizeof(u64)); if (netxen_get_flash_block(adapter, offset, sizeof(u64), pmac) == -1) return -1; if (*mac == cpu_to_le64(~0ULL)) return -1; } return 0; } int netxen_p3_get_mac_addr(struct netxen_adapter *adapter, __le64 *mac) { uint32_t crbaddr, mac_hi, mac_lo; int pci_func = adapter->ahw.pci_func; crbaddr = CRB_MAC_BLOCK_START + (4 * ((pci_func/2) * 3)) + (4 * (pci_func & 1)); mac_lo = NXRD32(adapter, crbaddr); mac_hi = NXRD32(adapter, crbaddr+4); if (pci_func & 1) *mac = le64_to_cpu((mac_lo >> 16) | ((u64)mac_hi << 16)); else *mac = le64_to_cpu((u64)mac_lo | ((u64)mac_hi << 32)); return 0; } /* * Changes the CRB window to the specified window. */ static void netxen_nic_pci_change_crbwindow_128M(struct netxen_adapter *adapter, u32 wndw) { void __iomem *offset; u32 tmp; int count = 0; uint8_t func = adapter->ahw.pci_func; if (adapter->curr_window == wndw) return; /* * Move the CRB window. * We need to write to the "direct access" region of PCI * to avoid a race condition where the window register has * not been successfully written across CRB before the target * register address is received by PCI. The direct region bypasses * the CRB bus. */ offset = PCI_OFFSET_SECOND_RANGE(adapter, NETXEN_PCIX_PH_REG(PCIE_CRB_WINDOW_REG(func))); if (wndw & 0x1) wndw = NETXEN_WINDOW_ONE; writel(wndw, offset); /* MUST make sure window is set before we forge on... */ while ((tmp = readl(offset)) != wndw) { printk(KERN_WARNING "%s: %s WARNING: CRB window value not " "registered properly: 0x%08x.\n", netxen_nic_driver_name, __func__, tmp); mdelay(1); if (count >= 10) break; count++; } if (wndw == NETXEN_WINDOW_ONE) adapter->curr_window = 1; else adapter->curr_window = 0; } /* * Return -1 if off is not valid, * 1 if window access is needed. 'off' is set to offset from * CRB space in 128M pci map * 0 if no window access is needed. 'off' is set to 2M addr * In: 'off' is offset from base in 128M pci map */ static int netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter, ulong *off) { crb_128M_2M_sub_block_map_t *m; if (*off >= NETXEN_CRB_MAX) return -1; if (*off >= NETXEN_PCI_CAMQM && (*off < NETXEN_PCI_CAMQM_2M_END)) { *off = (*off - NETXEN_PCI_CAMQM) + NETXEN_PCI_CAMQM_2M_BASE + (ulong)adapter->ahw.pci_base0; return 0; } if (*off < NETXEN_PCI_CRBSPACE) return -1; *off -= NETXEN_PCI_CRBSPACE; /* * Try direct map */ m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)]; if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) { *off = *off + m->start_2M - m->start_128M + (ulong)adapter->ahw.pci_base0; return 0; } /* * Not in direct map, use crb window */ return 1; } /* * In: 'off' is offset from CRB space in 128M pci map * Out: 'off' is 2M pci map addr * side effect: lock crb window */ static void netxen_nic_pci_set_crbwindow_2M(struct netxen_adapter *adapter, ulong *off) { u32 win_read; adapter->crb_win = CRB_HI(*off); writel(adapter->crb_win, (adapter->ahw.pci_base0 + CRB_WINDOW_2M)); /* * Read back value to make sure write has gone through before trying * to use it. */ win_read = readl(adapter->ahw.pci_base0 + CRB_WINDOW_2M); if (win_read != adapter->crb_win) { printk(KERN_ERR "%s: Written crbwin (0x%x) != " "Read crbwin (0x%x), off=0x%lx\n", __func__, adapter->crb_win, win_read, *off); } *off = (*off & MASK(16)) + CRB_INDIRECT_2M + (ulong)adapter->ahw.pci_base0; } static int netxen_nic_hw_write_wx_128M(struct netxen_adapter *adapter, ulong off, u32 data) { unsigned long flags; void __iomem *addr; if (ADDR_IN_WINDOW1(off)) addr = NETXEN_CRB_NORMALIZE(adapter, off); else addr = pci_base_offset(adapter, off); BUG_ON(!addr); if (ADDR_IN_WINDOW1(off)) { /* Window 1 */ read_lock(&adapter->adapter_lock); writel(data, addr); read_unlock(&adapter->adapter_lock); } else { /* Window 0 */ write_lock_irqsave(&adapter->adapter_lock, flags); addr = pci_base_offset(adapter, off); netxen_nic_pci_change_crbwindow_128M(adapter, 0); writel(data, addr); netxen_nic_pci_change_crbwindow_128M(adapter, 1); write_unlock_irqrestore(&adapter->adapter_lock, flags); } return 0; } static u32 netxen_nic_hw_read_wx_128M(struct netxen_adapter *adapter, ulong off) { unsigned long flags; void __iomem *addr; u32 data; if (ADDR_IN_WINDOW1(off)) addr = NETXEN_CRB_NORMALIZE(adapter, off); else addr = pci_base_offset(adapter, off); BUG_ON(!addr); if (ADDR_IN_WINDOW1(off)) { /* Window 1 */ read_lock(&adapter->adapter_lock); data = readl(addr); read_unlock(&adapter->adapter_lock); } else { /* Window 0 */ write_lock_irqsave(&adapter->adapter_lock, flags); netxen_nic_pci_change_crbwindow_128M(adapter, 0); data = readl(addr); netxen_nic_pci_change_crbwindow_128M(adapter, 1); write_unlock_irqrestore(&adapter->adapter_lock, flags); } return data; } static int netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, ulong off, u32 data) { unsigned long flags; int rv; rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off); if (rv == -1) { printk(KERN_ERR "%s: invalid offset: 0x%016lx\n", __func__, off); dump_stack(); return -1; } if (rv == 1) { write_lock_irqsave(&adapter->adapter_lock, flags); crb_win_lock(adapter); netxen_nic_pci_set_crbwindow_2M(adapter, &off); writel(data, (void __iomem *)off); crb_win_unlock(adapter); write_unlock_irqrestore(&adapter->adapter_lock, flags); } else writel(data, (void __iomem *)off); return 0; } static u32 netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, ulong off) { unsigned long flags; int rv; u32 data; rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off); if (rv == -1) { printk(KERN_ERR "%s: invalid offset: 0x%016lx\n", __func__, off); dump_stack(); return -1; } if (rv == 1) { write_lock_irqsave(&adapter->adapter_lock, flags); crb_win_lock(adapter); netxen_nic_pci_set_crbwindow_2M(adapter, &off); data = readl((void __iomem *)off); crb_win_unlock(adapter); write_unlock_irqrestore(&adapter->adapter_lock, flags); } else data = readl((void __iomem *)off); return data; } static int netxen_pci_set_window_warning_count; static unsigned long netxen_nic_pci_set_window_128M(struct netxen_adapter *adapter, unsigned long long addr) { void __iomem *offset; int window; unsigned long long qdr_max; uint8_t func = adapter->ahw.pci_func; if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { qdr_max = NETXEN_ADDR_QDR_NET_MAX_P2; } else { qdr_max = NETXEN_ADDR_QDR_NET_MAX_P3; } if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { /* DDR network side */ addr -= NETXEN_ADDR_DDR_NET; window = (addr >> 25) & 0x3ff; if (adapter->ahw.ddr_mn_window != window) { adapter->ahw.ddr_mn_window = window; offset = PCI_OFFSET_SECOND_RANGE(adapter, NETXEN_PCIX_PH_REG(PCIE_MN_WINDOW_REG(func))); writel(window, offset); /* MUST make sure window is set before we forge on... */ readl(offset); } addr -= (window * NETXEN_WINDOW_ONE); addr += NETXEN_PCI_DDR_NET; } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { addr -= NETXEN_ADDR_OCM0; addr += NETXEN_PCI_OCM0; } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM1, NETXEN_ADDR_OCM1_MAX)) { addr -= NETXEN_ADDR_OCM1; addr += NETXEN_PCI_OCM1; } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_QDR_NET, qdr_max)) { /* QDR network side */ addr -= NETXEN_ADDR_QDR_NET; window = (addr >> 22) & 0x3f; if (adapter->ahw.qdr_sn_window != window) { adapter->ahw.qdr_sn_window = window; offset = PCI_OFFSET_SECOND_RANGE(adapter, NETXEN_PCIX_PH_REG(PCIE_SN_WINDOW_REG(func))); writel((window << 22), offset); /* MUST make sure window is set before we forge on... */ readl(offset); } addr -= (window * 0x400000); addr += NETXEN_PCI_QDR_NET; } else { /* * peg gdb frequently accesses memory that doesn't exist, * this limits the chit chat so debugging isn't slowed down. */ if ((netxen_pci_set_window_warning_count++ < 8) || (netxen_pci_set_window_warning_count % 64 == 0)) printk("%s: Warning:netxen_nic_pci_set_window()" " Unknown address range!\n", netxen_nic_driver_name); addr = -1UL; } return addr; } /* window 1 registers only */ static void netxen_nic_io_write_128M(struct netxen_adapter *adapter, void __iomem *addr, u32 data) { read_lock(&adapter->adapter_lock); writel(data, addr); read_unlock(&adapter->adapter_lock); } static u32 netxen_nic_io_read_128M(struct netxen_adapter *adapter, void __iomem *addr) { u32 val; read_lock(&adapter->adapter_lock); val = readl(addr); read_unlock(&adapter->adapter_lock); return val; } static void netxen_nic_io_write_2M(struct netxen_adapter *adapter, void __iomem *addr, u32 data) { writel(data, addr); } static u32 netxen_nic_io_read_2M(struct netxen_adapter *adapter, void __iomem *addr) { return readl(addr); } void __iomem * netxen_get_ioaddr(struct netxen_adapter *adapter, u32 offset) { ulong off = offset; if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { if (offset < NETXEN_CRB_PCIX_HOST2 && offset > NETXEN_CRB_PCIX_HOST) return PCI_OFFSET_SECOND_RANGE(adapter, offset); return NETXEN_CRB_NORMALIZE(adapter, offset); } BUG_ON(netxen_nic_pci_get_crb_addr_2M(adapter, &off)); return (void __iomem *)off; } static unsigned long netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter, unsigned long long addr) { int window; u32 win_read; if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { /* DDR network side */ window = MN_WIN(addr); adapter->ahw.ddr_mn_window = window; NXWR32(adapter, adapter->ahw.mn_win_crb, window); win_read = NXRD32(adapter, adapter->ahw.mn_win_crb); if ((win_read << 17) != window) { printk(KERN_INFO "Written MNwin (0x%x) != " "Read MNwin (0x%x)\n", window, win_read); } addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_DDR_NET; } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { if ((addr & 0x00ff800) == 0xff800) { printk("%s: QM access not handled.\n", __func__); addr = -1UL; } window = OCM_WIN(addr); adapter->ahw.ddr_mn_window = window; NXWR32(adapter, adapter->ahw.mn_win_crb, window); win_read = NXRD32(adapter, adapter->ahw.mn_win_crb); if ((win_read >> 7) != window) { printk(KERN_INFO "%s: Written OCMwin (0x%x) != " "Read OCMwin (0x%x)\n", __func__, window, win_read); } addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_OCM0_2M; } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P3)) { /* QDR network side */ window = MS_WIN(addr); adapter->ahw.qdr_sn_window = window; NXWR32(adapter, adapter->ahw.ms_win_crb, window); win_read = NXRD32(adapter, adapter->ahw.ms_win_crb); if (win_read != window) { printk(KERN_INFO "%s: Written MSwin (0x%x) != " "Read MSwin (0x%x)\n", __func__, window, win_read); } addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_QDR_NET; } else { /* * peg gdb frequently accesses memory that doesn't exist, * this limits the chit chat so debugging isn't slowed down. */ if ((netxen_pci_set_window_warning_count++ < 8) || (netxen_pci_set_window_warning_count%64 == 0)) { printk("%s: Warning:%s Unknown address range!\n", __func__, netxen_nic_driver_name); } addr = -1UL; } return addr; } #define MAX_CTL_CHECK 1000 static int netxen_nic_pci_mem_write_128M(struct netxen_adapter *adapter, u64 off, u64 data) { unsigned long flags; int j, ret; u32 temp, off_lo, off_hi, addr_hi, data_hi, data_lo; void __iomem *mem_crb; /* Only 64-bit aligned access */ if (off & 7) return -EIO; /* P2 has different SIU and MIU test agent base addr */ if (ADDR_IN_RANGE(off, NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P2)) { mem_crb = pci_base_offset(adapter, NETXEN_CRB_QDR_NET+SIU_TEST_AGT_BASE); addr_hi = SIU_TEST_AGT_ADDR_HI; data_lo = SIU_TEST_AGT_WRDATA_LO; data_hi = SIU_TEST_AGT_WRDATA_HI; off_lo = off & SIU_TEST_AGT_ADDR_MASK; off_hi = SIU_TEST_AGT_UPPER_ADDR(off); goto correct; } if (ADDR_IN_RANGE(off, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { mem_crb = pci_base_offset(adapter, NETXEN_CRB_DDR_NET+MIU_TEST_AGT_BASE); addr_hi = MIU_TEST_AGT_ADDR_HI; data_lo = MIU_TEST_AGT_WRDATA_LO; data_hi = MIU_TEST_AGT_WRDATA_HI; off_lo = off & MIU_TEST_AGT_ADDR_MASK; off_hi = 0; goto correct; } return -EIO; correct: write_lock_irqsave(&adapter->adapter_lock, flags); netxen_nic_pci_change_crbwindow_128M(adapter, 0); writel(off_lo, (mem_crb + MIU_TEST_AGT_ADDR_LO)); writel(off_hi, (mem_crb + addr_hi)); writel(data & 0xffffffff, (mem_crb + data_lo)); writel((data >> 32) & 0xffffffff, (mem_crb + data_hi)); writel((TA_CTL_ENABLE | TA_CTL_WRITE), (mem_crb + TEST_AGT_CTRL)); writel((TA_CTL_START | TA_CTL_ENABLE | TA_CTL_WRITE), (mem_crb + TEST_AGT_CTRL)); for (j = 0; j < MAX_CTL_CHECK; j++) { temp = readl((mem_crb + TEST_AGT_CTRL)); if ((temp & TA_CTL_BUSY) == 0) break; } if (j >= MAX_CTL_CHECK) { if (printk_ratelimit()) dev_err(&adapter->pdev->dev, "failed to write through agent\n"); ret = -EIO; } else ret = 0; netxen_nic_pci_change_crbwindow_128M(adapter, 1); write_unlock_irqrestore(&adapter->adapter_lock, flags); return ret; } static int netxen_nic_pci_mem_read_128M(struct netxen_adapter *adapter, u64 off, u64 *data) { unsigned long flags; int j, ret; u32 temp, off_lo, off_hi, addr_hi, data_hi, data_lo; u64 val; void __iomem *mem_crb; /* Only 64-bit aligned access */ if (off & 7) return -EIO; /* P2 has different SIU and MIU test agent base addr */ if (ADDR_IN_RANGE(off, NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P2)) { mem_crb = pci_base_offset(adapter, NETXEN_CRB_QDR_NET+SIU_TEST_AGT_BASE); addr_hi = SIU_TEST_AGT_ADDR_HI; data_lo = SIU_TEST_AGT_RDDATA_LO; data_hi = SIU_TEST_AGT_RDDATA_HI; off_lo = off & SIU_TEST_AGT_ADDR_MASK; off_hi = SIU_TEST_AGT_UPPER_ADDR(off); goto correct; } if (ADDR_IN_RANGE(off, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { mem_crb = pci_base_offset(adapter, NETXEN_CRB_DDR_NET+MIU_TEST_AGT_BASE); addr_hi = MIU_TEST_AGT_ADDR_HI; data_lo = MIU_TEST_AGT_RDDATA_LO; data_hi = MIU_TEST_AGT_RDDATA_HI; off_lo = off & MIU_TEST_AGT_ADDR_MASK; off_hi = 0; goto correct; } return -EIO; correct: write_lock_irqsave(&adapter->adapter_lock, flags); netxen_nic_pci_change_crbwindow_128M(adapter, 0); writel(off_lo, (mem_crb + MIU_TEST_AGT_ADDR_LO)); writel(off_hi, (mem_crb + addr_hi)); writel(TA_CTL_ENABLE, (mem_crb + TEST_AGT_CTRL)); writel((TA_CTL_START|TA_CTL_ENABLE), (mem_crb + TEST_AGT_CTRL)); for (j = 0; j < MAX_CTL_CHECK; j++) { temp = readl(mem_crb + TEST_AGT_CTRL); if ((temp & TA_CTL_BUSY) == 0) break; } if (j >= MAX_CTL_CHECK) { if (printk_ratelimit()) dev_err(&adapter->pdev->dev, "failed to read through agent\n"); ret = -EIO; } else { temp = readl(mem_crb + data_hi); val = ((u64)temp << 32); val |= readl(mem_crb + data_lo); *data = val; ret = 0; } netxen_nic_pci_change_crbwindow_128M(adapter, 1); write_unlock_irqrestore(&adapter->adapter_lock, flags); return ret; } static int netxen_nic_pci_mem_write_2M(struct netxen_adapter *adapter, u64 off, u64 data) { unsigned long flags; int j, ret; u32 temp, off8; void __iomem *mem_crb; /* Only 64-bit aligned access */ if (off & 7) return -EIO; /* P3 onward, test agent base for MIU and SIU is same */ if (ADDR_IN_RANGE(off, NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P3)) { mem_crb = netxen_get_ioaddr(adapter, NETXEN_CRB_QDR_NET+MIU_TEST_AGT_BASE); goto correct; } if (ADDR_IN_RANGE(off, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { mem_crb = netxen_get_ioaddr(adapter, NETXEN_CRB_DDR_NET+MIU_TEST_AGT_BASE); goto correct; } return -EIO; correct: off8 = off & MIU_TEST_AGT_ADDR_MASK; write_lock_irqsave(&adapter->adapter_lock, flags); writel(off8, (mem_crb + MIU_TEST_AGT_ADDR_LO)); writel(0, (mem_crb + MIU_TEST_AGT_ADDR_HI)); writel(data & 0xffffffff, mem_crb + MIU_TEST_AGT_WRDATA_LO); writel((data >> 32) & 0xffffffff, mem_crb + MIU_TEST_AGT_WRDATA_HI); writel((TA_CTL_ENABLE | TA_CTL_WRITE), (mem_crb + TEST_AGT_CTRL)); writel((TA_CTL_START | TA_CTL_ENABLE | TA_CTL_WRITE), (mem_crb + TEST_AGT_CTRL)); for (j = 0; j < MAX_CTL_CHECK; j++) { temp = readl(mem_crb + TEST_AGT_CTRL); if ((temp & TA_CTL_BUSY) == 0) break; } if (j >= MAX_CTL_CHECK) { if (printk_ratelimit()) dev_err(&adapter->pdev->dev, "failed to write through agent\n"); ret = -EIO; } else ret = 0; write_unlock_irqrestore(&adapter->adapter_lock, flags); return ret; } static int netxen_nic_pci_mem_read_2M(struct netxen_adapter *adapter, u64 off, u64 *data) { unsigned long flags; int j, ret; u32 temp, off8; u64 val; void __iomem *mem_crb; /* Only 64-bit aligned access */ if (off & 7) return -EIO; /* P3 onward, test agent base for MIU and SIU is same */ if (ADDR_IN_RANGE(off, NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P3)) { mem_crb = netxen_get_ioaddr(adapter, NETXEN_CRB_QDR_NET+MIU_TEST_AGT_BASE); goto correct; } if (ADDR_IN_RANGE(off, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { mem_crb = netxen_get_ioaddr(adapter, NETXEN_CRB_DDR_NET+MIU_TEST_AGT_BASE); goto correct; } return -EIO; correct: off8 = off & MIU_TEST_AGT_ADDR_MASK; write_lock_irqsave(&adapter->adapter_lock, flags); writel(off8, (mem_crb + MIU_TEST_AGT_ADDR_LO)); writel(0, (mem_crb + MIU_TEST_AGT_ADDR_HI)); writel(TA_CTL_ENABLE, (mem_crb + TEST_AGT_CTRL)); writel((TA_CTL_START | TA_CTL_ENABLE), (mem_crb + TEST_AGT_CTRL)); for (j = 0; j < MAX_CTL_CHECK; j++) { temp = readl(mem_crb + TEST_AGT_CTRL); if ((temp & TA_CTL_BUSY) == 0) break; } if (j >= MAX_CTL_CHECK) { if (printk_ratelimit()) dev_err(&adapter->pdev->dev, "failed to read through agent\n"); ret = -EIO; } else { temp = readl(mem_crb + MIU_TEST_AGT_RDDATA_HI); val = (u64)temp << 32; val |= readl(mem_crb + MIU_TEST_AGT_RDDATA_LO); *data = val; ret = 0; } write_unlock_irqrestore(&adapter->adapter_lock, flags); return ret; } void netxen_setup_hwops(struct netxen_adapter *adapter) { adapter->init_port = netxen_niu_xg_init_port; adapter->stop_port = netxen_niu_disable_xg_port; if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { adapter->crb_read = netxen_nic_hw_read_wx_128M, adapter->crb_write = netxen_nic_hw_write_wx_128M, adapter->pci_set_window = netxen_nic_pci_set_window_128M, adapter->pci_mem_read = netxen_nic_pci_mem_read_128M, adapter->pci_mem_write = netxen_nic_pci_mem_write_128M, adapter->io_read = netxen_nic_io_read_128M, adapter->io_write = netxen_nic_io_write_128M, adapter->macaddr_set = netxen_p2_nic_set_mac_addr; adapter->set_multi = netxen_p2_nic_set_multi; adapter->set_mtu = netxen_nic_set_mtu_xgb; adapter->set_promisc = netxen_p2_nic_set_promisc; } else { adapter->crb_read = netxen_nic_hw_read_wx_2M, adapter->crb_write = netxen_nic_hw_write_wx_2M, adapter->pci_set_window = netxen_nic_pci_set_window_2M, adapter->pci_mem_read = netxen_nic_pci_mem_read_2M, adapter->pci_mem_write = netxen_nic_pci_mem_write_2M, adapter->io_read = netxen_nic_io_read_2M, adapter->io_write = netxen_nic_io_write_2M, adapter->set_mtu = nx_fw_cmd_set_mtu; adapter->set_promisc = netxen_p3_nic_set_promisc; adapter->macaddr_set = netxen_p3_nic_set_mac_addr; adapter->set_multi = netxen_p3_nic_set_multi; adapter->phy_read = nx_fw_cmd_query_phy; adapter->phy_write = nx_fw_cmd_set_phy; } } int netxen_nic_get_board_info(struct netxen_adapter *adapter) { int offset, board_type, magic, header_version; struct pci_dev *pdev = adapter->pdev; offset = NX_FW_MAGIC_OFFSET; if (netxen_rom_fast_read(adapter, offset, &magic)) return -EIO; offset = NX_HDR_VERSION_OFFSET; if (netxen_rom_fast_read(adapter, offset, &header_version)) return -EIO; if (magic != NETXEN_BDINFO_MAGIC || header_version != NETXEN_BDINFO_VERSION) { dev_err(&pdev->dev, "invalid board config, magic=%08x, version=%08x\n", magic, header_version); return -EIO; } offset = NX_BRDTYPE_OFFSET; if (netxen_rom_fast_read(adapter, offset, &board_type)) return -EIO; adapter->ahw.board_type = board_type; if (board_type == NETXEN_BRDTYPE_P3_4_GB_MM) { u32 gpio = NXRD32(adapter, NETXEN_ROMUSB_GLB_PAD_GPIO_I); if ((gpio & 0x8000) == 0) board_type = NETXEN_BRDTYPE_P3_10G_TP; } switch (board_type) { case NETXEN_BRDTYPE_P2_SB35_4G: adapter->ahw.port_type = NETXEN_NIC_GBE; break; case NETXEN_BRDTYPE_P2_SB31_10G: case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: case NETXEN_BRDTYPE_P2_SB31_10G_CX4: case NETXEN_BRDTYPE_P3_HMEZ: case NETXEN_BRDTYPE_P3_XG_LOM: case NETXEN_BRDTYPE_P3_10G_CX4: case NETXEN_BRDTYPE_P3_10G_CX4_LP: case NETXEN_BRDTYPE_P3_IMEZ: case NETXEN_BRDTYPE_P3_10G_SFP_PLUS: case NETXEN_BRDTYPE_P3_10G_SFP_CT: case NETXEN_BRDTYPE_P3_10G_SFP_QT: case NETXEN_BRDTYPE_P3_10G_XFP: case NETXEN_BRDTYPE_P3_10000_BASE_T: adapter->ahw.port_type = NETXEN_NIC_XGBE; break; case NETXEN_BRDTYPE_P1_BD: case NETXEN_BRDTYPE_P1_SB: case NETXEN_BRDTYPE_P1_SMAX: case NETXEN_BRDTYPE_P1_SOCK: case NETXEN_BRDTYPE_P3_REF_QG: case NETXEN_BRDTYPE_P3_4_GB: case NETXEN_BRDTYPE_P3_4_GB_MM: adapter->ahw.port_type = NETXEN_NIC_GBE; break; case NETXEN_BRDTYPE_P3_10G_TP: adapter->ahw.port_type = (adapter->portnum < 2) ? NETXEN_NIC_XGBE : NETXEN_NIC_GBE; break; default: dev_err(&pdev->dev, "unknown board type %x\n", board_type); adapter->ahw.port_type = NETXEN_NIC_XGBE; break; } return 0; } /* NIU access sections */ int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu) { new_mtu += MTU_FUDGE_FACTOR; NXWR32(adapter, NETXEN_NIU_GB_MAX_FRAME_SIZE(adapter->physical_port), new_mtu); return 0; } int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu) { new_mtu += MTU_FUDGE_FACTOR; if (adapter->physical_port == 0) NXWR32(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE, new_mtu); else NXWR32(adapter, NETXEN_NIU_XG1_MAX_FRAME_SIZE, new_mtu); return 0; } void netxen_nic_set_link_parameters(struct netxen_adapter *adapter) { __u32 status; __u32 autoneg; __u32 port_mode; if (!netif_carrier_ok(adapter->netdev)) { adapter->link_speed = 0; adapter->link_duplex = -1; adapter->link_autoneg = AUTONEG_ENABLE; return; } if (adapter->ahw.port_type == NETXEN_NIC_GBE) { port_mode = NXRD32(adapter, NETXEN_PORT_MODE_ADDR); if (port_mode == NETXEN_PORT_MODE_802_3_AP) { adapter->link_speed = SPEED_1000; adapter->link_duplex = DUPLEX_FULL; adapter->link_autoneg = AUTONEG_DISABLE; return; } if (adapter->phy_read && adapter->phy_read(adapter, NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, &status) == 0) { if (netxen_get_phy_link(status)) { switch (netxen_get_phy_speed(status)) { case 0: adapter->link_speed = SPEED_10; break; case 1: adapter->link_speed = SPEED_100; break; case 2: adapter->link_speed = SPEED_1000; break; default: adapter->link_speed = 0; break; } switch (netxen_get_phy_duplex(status)) { case 0: adapter->link_duplex = DUPLEX_HALF; break; case 1: adapter->link_duplex = DUPLEX_FULL; break; default: adapter->link_duplex = -1; break; } if (adapter->phy_read && adapter->phy_read(adapter, NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG, &autoneg) != 0) adapter->link_autoneg = autoneg; } else goto link_down; } else { link_down: adapter->link_speed = 0; adapter->link_duplex = -1; } } } int netxen_nic_wol_supported(struct netxen_adapter *adapter) { u32 wol_cfg; if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) return 0; wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); if (wol_cfg & (1UL << adapter->portnum)) { wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); if (wol_cfg & (1 << adapter->portnum)) return 1; } return 0; }