From 8b25d1ad5d2264bdfc2818c7bda74ee2697df6db Mon Sep 17 00:00:00 2001 From: Christian Ehrhardt Date: Wed, 6 Jul 2016 09:22:35 +0200 Subject: Imported Upstream version 16.07-rc1 Change-Id: I40a523e52f12e8496fdd69e902824b0226c303de Signed-off-by: Christian Ehrhardt --- drivers/net/cxgbe/base/adapter.h | 138 ++++- drivers/net/cxgbe/base/common.h | 11 +- drivers/net/cxgbe/base/t4_hw.c | 1047 +++++++++++++++++++++++++++++++++++++- drivers/net/cxgbe/base/t4_hw.h | 5 +- 4 files changed, 1197 insertions(+), 4 deletions(-) (limited to 'drivers/net/cxgbe/base') diff --git a/drivers/net/cxgbe/base/adapter.h b/drivers/net/cxgbe/base/adapter.h index a5225c0e..5e3bd509 100644 --- a/drivers/net/cxgbe/base/adapter.h +++ b/drivers/net/cxgbe/base/adapter.h @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2014-2015 Chelsio Communications. + * Copyright(c) 2014-2016 Chelsio Communications. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -318,6 +318,9 @@ struct adapter { unsigned int mbox; /* associated mailbox */ unsigned int pf; /* associated physical function id */ + unsigned int vpd_busy; + unsigned int vpd_flag; + int use_unpacked_mode; /* unpacked rx mode state */ }; @@ -427,6 +430,139 @@ static inline void t4_write_reg64(struct adapter *adapter, u32 reg_addr, CXGBE_WRITE_REG64(adapter, reg_addr, val); } +#define PCI_STATUS 0x06 /* 16 bits */ +#define PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */ +#define PCI_CAPABILITY_LIST 0x34 +/* Offset of first capability list entry */ +#define PCI_CAP_ID_EXP 0x10 /* PCI Express */ +#define PCI_CAP_LIST_ID 0 /* Capability ID */ +#define PCI_CAP_LIST_NEXT 1 /* Next capability in the list */ +#define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ +#define PCI_CAP_ID_VPD 0x03 /* Vital Product Data */ +#define PCI_VPD_ADDR 2 /* Address to access (15 bits!) */ +#define PCI_VPD_ADDR_F 0x8000 /* Write 0, 1 indicates completion */ +#define PCI_VPD_DATA 4 /* 32-bits of data returned here */ + +/** + * t4_os_pci_write_cfg4 - 32-bit write to PCI config space + * @adapter: the adapter + * @addr: the register address + * @val: the value to write + * + * Write a 32-bit value into the given register in PCI config space. + */ +static inline void t4_os_pci_write_cfg4(struct adapter *adapter, size_t addr, + off_t val) +{ + u32 val32 = val; + + if (rte_eal_pci_write_config(adapter->pdev, &val32, sizeof(val32), + addr) < 0) + dev_err(adapter, "Can't write to PCI config space\n"); +} + +/** + * t4_os_pci_read_cfg4 - read a 32-bit value from PCI config space + * @adapter: the adapter + * @addr: the register address + * @val: where to store the value read + * + * Read a 32-bit value from the given register in PCI config space. + */ +static inline void t4_os_pci_read_cfg4(struct adapter *adapter, size_t addr, + u32 *val) +{ + if (rte_eal_pci_read_config(adapter->pdev, val, sizeof(*val), + addr) < 0) + dev_err(adapter, "Can't read from PCI config space\n"); +} + +/** + * t4_os_pci_write_cfg2 - 16-bit write to PCI config space + * @adapter: the adapter + * @addr: the register address + * @val: the value to write + * + * Write a 16-bit value into the given register in PCI config space. + */ +static inline void t4_os_pci_write_cfg2(struct adapter *adapter, size_t addr, + off_t val) +{ + u16 val16 = val; + + if (rte_eal_pci_write_config(adapter->pdev, &val16, sizeof(val16), + addr) < 0) + dev_err(adapter, "Can't write to PCI config space\n"); +} + +/** + * t4_os_pci_read_cfg2 - read a 16-bit value from PCI config space + * @adapter: the adapter + * @addr: the register address + * @val: where to store the value read + * + * Read a 16-bit value from the given register in PCI config space. + */ +static inline void t4_os_pci_read_cfg2(struct adapter *adapter, size_t addr, + u16 *val) +{ + if (rte_eal_pci_read_config(adapter->pdev, val, sizeof(*val), + addr) < 0) + dev_err(adapter, "Can't read from PCI config space\n"); +} + +/** + * t4_os_pci_read_cfg - read a 8-bit value from PCI config space + * @adapter: the adapter + * @addr: the register address + * @val: where to store the value read + * + * Read a 8-bit value from the given register in PCI config space. + */ +static inline void t4_os_pci_read_cfg(struct adapter *adapter, size_t addr, + u8 *val) +{ + if (rte_eal_pci_read_config(adapter->pdev, val, sizeof(*val), + addr) < 0) + dev_err(adapter, "Can't read from PCI config space\n"); +} + +/** + * t4_os_find_pci_capability - lookup a capability in the PCI capability list + * @adapter: the adapter + * @cap: the capability + * + * Return the address of the given capability within the PCI capability list. + */ +static inline int t4_os_find_pci_capability(struct adapter *adapter, int cap) +{ + u16 status; + int ttl = 48; + u8 pos = 0; + u8 id = 0; + + t4_os_pci_read_cfg2(adapter, PCI_STATUS, &status); + if (!(status & PCI_STATUS_CAP_LIST)) { + dev_err(adapter, "PCIe capability reading failed\n"); + return -1; + } + + t4_os_pci_read_cfg(adapter, PCI_CAPABILITY_LIST, &pos); + while (ttl-- && pos >= 0x40) { + pos &= ~3; + t4_os_pci_read_cfg(adapter, (pos + PCI_CAP_LIST_ID), &id); + + if (id == 0xff) + break; + + if (id == cap) + return (int)pos; + + t4_os_pci_read_cfg(adapter, (pos + PCI_CAP_LIST_NEXT), &pos); + } + return 0; +} + /** * t4_os_set_hw_addr - store a port's MAC address in SW * @adapter: the adapter diff --git a/drivers/net/cxgbe/base/common.h b/drivers/net/cxgbe/base/common.h index cf2e82dd..11f139c9 100644 --- a/drivers/net/cxgbe/base/common.h +++ b/drivers/net/cxgbe/base/common.h @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2014-2015 Chelsio Communications. + * Copyright(c) 2014-2016 Chelsio Communications. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -49,6 +49,10 @@ enum { MAX_NPORTS = 4, /* max # of ports */ }; +enum { + T5_REGMAP_SIZE = (332 * 1024), +}; + enum { MEMWIN0_APERTURE = 2048, MEMWIN0_BASE = 0x1b800, @@ -398,4 +402,9 @@ int t4_init_sge_params(struct adapter *adapter); int t4_init_tp_params(struct adapter *adap); int t4_filter_field_shift(const struct adapter *adap, unsigned int filter_sel); int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl); +unsigned int t4_get_regs_len(struct adapter *adap); +void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size); +int t4_seeprom_read(struct adapter *adapter, u32 addr, u32 *data); +int t4_seeprom_write(struct adapter *adapter, u32 addr, u32 data); +int t4_seeprom_wp(struct adapter *adapter, int enable); #endif /* __CHELSIO_COMMON_H */ diff --git a/drivers/net/cxgbe/base/t4_hw.c b/drivers/net/cxgbe/base/t4_hw.c index 79af8067..7e79adf6 100644 --- a/drivers/net/cxgbe/base/t4_hw.c +++ b/drivers/net/cxgbe/base/t4_hw.c @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2014-2015 Chelsio Communications. + * Copyright(c) 2014-2016 Chelsio Communications. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -569,6 +569,1031 @@ int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size, FW_CMD_MAX_TIMEOUT); } +/** + * t4_get_regs_len - return the size of the chips register set + * @adapter: the adapter + * + * Returns the size of the chip's BAR0 register space. + */ +unsigned int t4_get_regs_len(struct adapter *adapter) +{ + unsigned int chip_version = CHELSIO_CHIP_VERSION(adapter->params.chip); + + switch (chip_version) { + case CHELSIO_T5: + return T5_REGMAP_SIZE; + } + + dev_err(adapter, + "Unsupported chip version %d\n", chip_version); + return 0; +} + +/** + * t4_get_regs - read chip registers into provided buffer + * @adap: the adapter + * @buf: register buffer + * @buf_size: size (in bytes) of register buffer + * + * If the provided register buffer isn't large enough for the chip's + * full register range, the register dump will be truncated to the + * register buffer's size. + */ +void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size) +{ + static const unsigned int t5_reg_ranges[] = { + 0x1008, 0x10c0, + 0x10cc, 0x10f8, + 0x1100, 0x1100, + 0x110c, 0x1148, + 0x1180, 0x1184, + 0x1190, 0x1194, + 0x11a0, 0x11a4, + 0x11b0, 0x11b4, + 0x11fc, 0x123c, + 0x1280, 0x173c, + 0x1800, 0x18fc, + 0x3000, 0x3028, + 0x3060, 0x30b0, + 0x30b8, 0x30d8, + 0x30e0, 0x30fc, + 0x3140, 0x357c, + 0x35a8, 0x35cc, + 0x35ec, 0x35ec, + 0x3600, 0x5624, + 0x56cc, 0x56ec, + 0x56f4, 0x5720, + 0x5728, 0x575c, + 0x580c, 0x5814, + 0x5890, 0x589c, + 0x58a4, 0x58ac, + 0x58b8, 0x58bc, + 0x5940, 0x59c8, + 0x59d0, 0x59dc, + 0x59fc, 0x5a18, + 0x5a60, 0x5a70, + 0x5a80, 0x5a9c, + 0x5b94, 0x5bfc, + 0x6000, 0x6020, + 0x6028, 0x6040, + 0x6058, 0x609c, + 0x60a8, 0x614c, + 0x7700, 0x7798, + 0x77c0, 0x78fc, + 0x7b00, 0x7b58, + 0x7b60, 0x7b84, + 0x7b8c, 0x7c54, + 0x7d00, 0x7d38, + 0x7d40, 0x7d80, + 0x7d8c, 0x7ddc, + 0x7de4, 0x7e04, + 0x7e10, 0x7e1c, + 0x7e24, 0x7e38, + 0x7e40, 0x7e44, + 0x7e4c, 0x7e78, + 0x7e80, 0x7edc, + 0x7ee8, 0x7efc, + 0x8dc0, 0x8de0, + 0x8df8, 0x8e04, + 0x8e10, 0x8e84, + 0x8ea0, 0x8f84, + 0x8fc0, 0x9058, + 0x9060, 0x9060, + 0x9068, 0x90f8, + 0x9400, 0x9408, + 0x9410, 0x9470, + 0x9600, 0x9600, + 0x9608, 0x9638, + 0x9640, 0x96f4, + 0x9800, 0x9808, + 0x9820, 0x983c, + 0x9850, 0x9864, + 0x9c00, 0x9c6c, + 0x9c80, 0x9cec, + 0x9d00, 0x9d6c, + 0x9d80, 0x9dec, + 0x9e00, 0x9e6c, + 0x9e80, 0x9eec, + 0x9f00, 0x9f6c, + 0x9f80, 0xa020, + 0xd004, 0xd004, + 0xd010, 0xd03c, + 0xdfc0, 0xdfe0, + 0xe000, 0x1106c, + 0x11074, 0x11088, + 0x1109c, 0x1117c, + 0x11190, 0x11204, + 0x19040, 0x1906c, + 0x19078, 0x19080, + 0x1908c, 0x190e8, + 0x190f0, 0x190f8, + 0x19100, 0x19110, + 0x19120, 0x19124, + 0x19150, 0x19194, + 0x1919c, 0x191b0, + 0x191d0, 0x191e8, + 0x19238, 0x19290, + 0x193f8, 0x19428, + 0x19430, 0x19444, + 0x1944c, 0x1946c, + 0x19474, 0x19474, + 0x19490, 0x194cc, + 0x194f0, 0x194f8, + 0x19c00, 0x19c08, + 0x19c10, 0x19c60, + 0x19c94, 0x19ce4, + 0x19cf0, 0x19d40, + 0x19d50, 0x19d94, + 0x19da0, 0x19de8, + 0x19df0, 0x19e10, + 0x19e50, 0x19e90, + 0x19ea0, 0x19f24, + 0x19f34, 0x19f34, + 0x19f40, 0x19f50, + 0x19f90, 0x19fb4, + 0x19fc4, 0x19fe4, + 0x1a000, 0x1a004, + 0x1a010, 0x1a06c, + 0x1a0b0, 0x1a0e4, + 0x1a0ec, 0x1a0f8, + 0x1a100, 0x1a108, + 0x1a114, 0x1a120, + 0x1a128, 0x1a130, + 0x1a138, 0x1a138, + 0x1a190, 0x1a1c4, + 0x1a1fc, 0x1a1fc, + 0x1e008, 0x1e00c, + 0x1e040, 0x1e044, + 0x1e04c, 0x1e04c, + 0x1e284, 0x1e290, + 0x1e2c0, 0x1e2c0, + 0x1e2e0, 0x1e2e0, + 0x1e300, 0x1e384, + 0x1e3c0, 0x1e3c8, + 0x1e408, 0x1e40c, + 0x1e440, 0x1e444, + 0x1e44c, 0x1e44c, + 0x1e684, 0x1e690, + 0x1e6c0, 0x1e6c0, + 0x1e6e0, 0x1e6e0, + 0x1e700, 0x1e784, + 0x1e7c0, 0x1e7c8, + 0x1e808, 0x1e80c, + 0x1e840, 0x1e844, + 0x1e84c, 0x1e84c, + 0x1ea84, 0x1ea90, + 0x1eac0, 0x1eac0, + 0x1eae0, 0x1eae0, + 0x1eb00, 0x1eb84, + 0x1ebc0, 0x1ebc8, + 0x1ec08, 0x1ec0c, + 0x1ec40, 0x1ec44, + 0x1ec4c, 0x1ec4c, + 0x1ee84, 0x1ee90, + 0x1eec0, 0x1eec0, + 0x1eee0, 0x1eee0, + 0x1ef00, 0x1ef84, + 0x1efc0, 0x1efc8, + 0x1f008, 0x1f00c, + 0x1f040, 0x1f044, + 0x1f04c, 0x1f04c, + 0x1f284, 0x1f290, + 0x1f2c0, 0x1f2c0, + 0x1f2e0, 0x1f2e0, + 0x1f300, 0x1f384, + 0x1f3c0, 0x1f3c8, + 0x1f408, 0x1f40c, + 0x1f440, 0x1f444, + 0x1f44c, 0x1f44c, + 0x1f684, 0x1f690, + 0x1f6c0, 0x1f6c0, + 0x1f6e0, 0x1f6e0, + 0x1f700, 0x1f784, + 0x1f7c0, 0x1f7c8, + 0x1f808, 0x1f80c, + 0x1f840, 0x1f844, + 0x1f84c, 0x1f84c, + 0x1fa84, 0x1fa90, + 0x1fac0, 0x1fac0, + 0x1fae0, 0x1fae0, + 0x1fb00, 0x1fb84, + 0x1fbc0, 0x1fbc8, + 0x1fc08, 0x1fc0c, + 0x1fc40, 0x1fc44, + 0x1fc4c, 0x1fc4c, + 0x1fe84, 0x1fe90, + 0x1fec0, 0x1fec0, + 0x1fee0, 0x1fee0, + 0x1ff00, 0x1ff84, + 0x1ffc0, 0x1ffc8, + 0x30000, 0x30030, + 0x30038, 0x30038, + 0x30040, 0x30040, + 0x30100, 0x30144, + 0x30190, 0x301a0, + 0x301a8, 0x301b8, + 0x301c4, 0x301c8, + 0x301d0, 0x301d0, + 0x30200, 0x30318, + 0x30400, 0x304b4, + 0x304c0, 0x3052c, + 0x30540, 0x3061c, + 0x30800, 0x30828, + 0x30834, 0x30834, + 0x308c0, 0x30908, + 0x30910, 0x309ac, + 0x30a00, 0x30a14, + 0x30a1c, 0x30a2c, + 0x30a44, 0x30a50, + 0x30a74, 0x30a74, + 0x30a7c, 0x30afc, + 0x30b08, 0x30c24, + 0x30d00, 0x30d00, + 0x30d08, 0x30d14, + 0x30d1c, 0x30d20, + 0x30d3c, 0x30d3c, + 0x30d48, 0x30d50, + 0x31200, 0x3120c, + 0x31220, 0x31220, + 0x31240, 0x31240, + 0x31600, 0x3160c, + 0x31a00, 0x31a1c, + 0x31e00, 0x31e20, + 0x31e38, 0x31e3c, + 0x31e80, 0x31e80, + 0x31e88, 0x31ea8, + 0x31eb0, 0x31eb4, + 0x31ec8, 0x31ed4, + 0x31fb8, 0x32004, + 0x32200, 0x32200, + 0x32208, 0x32240, + 0x32248, 0x32280, + 0x32288, 0x322c0, + 0x322c8, 0x322fc, + 0x32600, 0x32630, + 0x32a00, 0x32abc, + 0x32b00, 0x32b10, + 0x32b20, 0x32b30, + 0x32b40, 0x32b50, + 0x32b60, 0x32b70, + 0x33000, 0x33028, + 0x33030, 0x33048, + 0x33060, 0x33068, + 0x33070, 0x3309c, + 0x330f0, 0x33128, + 0x33130, 0x33148, + 0x33160, 0x33168, + 0x33170, 0x3319c, + 0x331f0, 0x33238, + 0x33240, 0x33240, + 0x33248, 0x33250, + 0x3325c, 0x33264, + 0x33270, 0x332b8, + 0x332c0, 0x332e4, + 0x332f8, 0x33338, + 0x33340, 0x33340, + 0x33348, 0x33350, + 0x3335c, 0x33364, + 0x33370, 0x333b8, + 0x333c0, 0x333e4, + 0x333f8, 0x33428, + 0x33430, 0x33448, + 0x33460, 0x33468, + 0x33470, 0x3349c, + 0x334f0, 0x33528, + 0x33530, 0x33548, + 0x33560, 0x33568, + 0x33570, 0x3359c, + 0x335f0, 0x33638, + 0x33640, 0x33640, + 0x33648, 0x33650, + 0x3365c, 0x33664, + 0x33670, 0x336b8, + 0x336c0, 0x336e4, + 0x336f8, 0x33738, + 0x33740, 0x33740, + 0x33748, 0x33750, + 0x3375c, 0x33764, + 0x33770, 0x337b8, + 0x337c0, 0x337e4, + 0x337f8, 0x337fc, + 0x33814, 0x33814, + 0x3382c, 0x3382c, + 0x33880, 0x3388c, + 0x338e8, 0x338ec, + 0x33900, 0x33928, + 0x33930, 0x33948, + 0x33960, 0x33968, + 0x33970, 0x3399c, + 0x339f0, 0x33a38, + 0x33a40, 0x33a40, + 0x33a48, 0x33a50, + 0x33a5c, 0x33a64, + 0x33a70, 0x33ab8, + 0x33ac0, 0x33ae4, + 0x33af8, 0x33b10, + 0x33b28, 0x33b28, + 0x33b3c, 0x33b50, + 0x33bf0, 0x33c10, + 0x33c28, 0x33c28, + 0x33c3c, 0x33c50, + 0x33cf0, 0x33cfc, + 0x34000, 0x34030, + 0x34038, 0x34038, + 0x34040, 0x34040, + 0x34100, 0x34144, + 0x34190, 0x341a0, + 0x341a8, 0x341b8, + 0x341c4, 0x341c8, + 0x341d0, 0x341d0, + 0x34200, 0x34318, + 0x34400, 0x344b4, + 0x344c0, 0x3452c, + 0x34540, 0x3461c, + 0x34800, 0x34828, + 0x34834, 0x34834, + 0x348c0, 0x34908, + 0x34910, 0x349ac, + 0x34a00, 0x34a14, + 0x34a1c, 0x34a2c, + 0x34a44, 0x34a50, + 0x34a74, 0x34a74, + 0x34a7c, 0x34afc, + 0x34b08, 0x34c24, + 0x34d00, 0x34d00, + 0x34d08, 0x34d14, + 0x34d1c, 0x34d20, + 0x34d3c, 0x34d3c, + 0x34d48, 0x34d50, + 0x35200, 0x3520c, + 0x35220, 0x35220, + 0x35240, 0x35240, + 0x35600, 0x3560c, + 0x35a00, 0x35a1c, + 0x35e00, 0x35e20, + 0x35e38, 0x35e3c, + 0x35e80, 0x35e80, + 0x35e88, 0x35ea8, + 0x35eb0, 0x35eb4, + 0x35ec8, 0x35ed4, + 0x35fb8, 0x36004, + 0x36200, 0x36200, + 0x36208, 0x36240, + 0x36248, 0x36280, + 0x36288, 0x362c0, + 0x362c8, 0x362fc, + 0x36600, 0x36630, + 0x36a00, 0x36abc, + 0x36b00, 0x36b10, + 0x36b20, 0x36b30, + 0x36b40, 0x36b50, + 0x36b60, 0x36b70, + 0x37000, 0x37028, + 0x37030, 0x37048, + 0x37060, 0x37068, + 0x37070, 0x3709c, + 0x370f0, 0x37128, + 0x37130, 0x37148, + 0x37160, 0x37168, + 0x37170, 0x3719c, + 0x371f0, 0x37238, + 0x37240, 0x37240, + 0x37248, 0x37250, + 0x3725c, 0x37264, + 0x37270, 0x372b8, + 0x372c0, 0x372e4, + 0x372f8, 0x37338, + 0x37340, 0x37340, + 0x37348, 0x37350, + 0x3735c, 0x37364, + 0x37370, 0x373b8, + 0x373c0, 0x373e4, + 0x373f8, 0x37428, + 0x37430, 0x37448, + 0x37460, 0x37468, + 0x37470, 0x3749c, + 0x374f0, 0x37528, + 0x37530, 0x37548, + 0x37560, 0x37568, + 0x37570, 0x3759c, + 0x375f0, 0x37638, + 0x37640, 0x37640, + 0x37648, 0x37650, + 0x3765c, 0x37664, + 0x37670, 0x376b8, + 0x376c0, 0x376e4, + 0x376f8, 0x37738, + 0x37740, 0x37740, + 0x37748, 0x37750, + 0x3775c, 0x37764, + 0x37770, 0x377b8, + 0x377c0, 0x377e4, + 0x377f8, 0x377fc, + 0x37814, 0x37814, + 0x3782c, 0x3782c, + 0x37880, 0x3788c, + 0x378e8, 0x378ec, + 0x37900, 0x37928, + 0x37930, 0x37948, + 0x37960, 0x37968, + 0x37970, 0x3799c, + 0x379f0, 0x37a38, + 0x37a40, 0x37a40, + 0x37a48, 0x37a50, + 0x37a5c, 0x37a64, + 0x37a70, 0x37ab8, + 0x37ac0, 0x37ae4, + 0x37af8, 0x37b10, + 0x37b28, 0x37b28, + 0x37b3c, 0x37b50, + 0x37bf0, 0x37c10, + 0x37c28, 0x37c28, + 0x37c3c, 0x37c50, + 0x37cf0, 0x37cfc, + 0x38000, 0x38030, + 0x38038, 0x38038, + 0x38040, 0x38040, + 0x38100, 0x38144, + 0x38190, 0x381a0, + 0x381a8, 0x381b8, + 0x381c4, 0x381c8, + 0x381d0, 0x381d0, + 0x38200, 0x38318, + 0x38400, 0x384b4, + 0x384c0, 0x3852c, + 0x38540, 0x3861c, + 0x38800, 0x38828, + 0x38834, 0x38834, + 0x388c0, 0x38908, + 0x38910, 0x389ac, + 0x38a00, 0x38a14, + 0x38a1c, 0x38a2c, + 0x38a44, 0x38a50, + 0x38a74, 0x38a74, + 0x38a7c, 0x38afc, + 0x38b08, 0x38c24, + 0x38d00, 0x38d00, + 0x38d08, 0x38d14, + 0x38d1c, 0x38d20, + 0x38d3c, 0x38d3c, + 0x38d48, 0x38d50, + 0x39200, 0x3920c, + 0x39220, 0x39220, + 0x39240, 0x39240, + 0x39600, 0x3960c, + 0x39a00, 0x39a1c, + 0x39e00, 0x39e20, + 0x39e38, 0x39e3c, + 0x39e80, 0x39e80, + 0x39e88, 0x39ea8, + 0x39eb0, 0x39eb4, + 0x39ec8, 0x39ed4, + 0x39fb8, 0x3a004, + 0x3a200, 0x3a200, + 0x3a208, 0x3a240, + 0x3a248, 0x3a280, + 0x3a288, 0x3a2c0, + 0x3a2c8, 0x3a2fc, + 0x3a600, 0x3a630, + 0x3aa00, 0x3aabc, + 0x3ab00, 0x3ab10, + 0x3ab20, 0x3ab30, + 0x3ab40, 0x3ab50, + 0x3ab60, 0x3ab70, + 0x3b000, 0x3b028, + 0x3b030, 0x3b048, + 0x3b060, 0x3b068, + 0x3b070, 0x3b09c, + 0x3b0f0, 0x3b128, + 0x3b130, 0x3b148, + 0x3b160, 0x3b168, + 0x3b170, 0x3b19c, + 0x3b1f0, 0x3b238, + 0x3b240, 0x3b240, + 0x3b248, 0x3b250, + 0x3b25c, 0x3b264, + 0x3b270, 0x3b2b8, + 0x3b2c0, 0x3b2e4, + 0x3b2f8, 0x3b338, + 0x3b340, 0x3b340, + 0x3b348, 0x3b350, + 0x3b35c, 0x3b364, + 0x3b370, 0x3b3b8, + 0x3b3c0, 0x3b3e4, + 0x3b3f8, 0x3b428, + 0x3b430, 0x3b448, + 0x3b460, 0x3b468, + 0x3b470, 0x3b49c, + 0x3b4f0, 0x3b528, + 0x3b530, 0x3b548, + 0x3b560, 0x3b568, + 0x3b570, 0x3b59c, + 0x3b5f0, 0x3b638, + 0x3b640, 0x3b640, + 0x3b648, 0x3b650, + 0x3b65c, 0x3b664, + 0x3b670, 0x3b6b8, + 0x3b6c0, 0x3b6e4, + 0x3b6f8, 0x3b738, + 0x3b740, 0x3b740, + 0x3b748, 0x3b750, + 0x3b75c, 0x3b764, + 0x3b770, 0x3b7b8, + 0x3b7c0, 0x3b7e4, + 0x3b7f8, 0x3b7fc, + 0x3b814, 0x3b814, + 0x3b82c, 0x3b82c, + 0x3b880, 0x3b88c, + 0x3b8e8, 0x3b8ec, + 0x3b900, 0x3b928, + 0x3b930, 0x3b948, + 0x3b960, 0x3b968, + 0x3b970, 0x3b99c, + 0x3b9f0, 0x3ba38, + 0x3ba40, 0x3ba40, + 0x3ba48, 0x3ba50, + 0x3ba5c, 0x3ba64, + 0x3ba70, 0x3bab8, + 0x3bac0, 0x3bae4, + 0x3baf8, 0x3bb10, + 0x3bb28, 0x3bb28, + 0x3bb3c, 0x3bb50, + 0x3bbf0, 0x3bc10, + 0x3bc28, 0x3bc28, + 0x3bc3c, 0x3bc50, + 0x3bcf0, 0x3bcfc, + 0x3c000, 0x3c030, + 0x3c038, 0x3c038, + 0x3c040, 0x3c040, + 0x3c100, 0x3c144, + 0x3c190, 0x3c1a0, + 0x3c1a8, 0x3c1b8, + 0x3c1c4, 0x3c1c8, + 0x3c1d0, 0x3c1d0, + 0x3c200, 0x3c318, + 0x3c400, 0x3c4b4, + 0x3c4c0, 0x3c52c, + 0x3c540, 0x3c61c, + 0x3c800, 0x3c828, + 0x3c834, 0x3c834, + 0x3c8c0, 0x3c908, + 0x3c910, 0x3c9ac, + 0x3ca00, 0x3ca14, + 0x3ca1c, 0x3ca2c, + 0x3ca44, 0x3ca50, + 0x3ca74, 0x3ca74, + 0x3ca7c, 0x3cafc, + 0x3cb08, 0x3cc24, + 0x3cd00, 0x3cd00, + 0x3cd08, 0x3cd14, + 0x3cd1c, 0x3cd20, + 0x3cd3c, 0x3cd3c, + 0x3cd48, 0x3cd50, + 0x3d200, 0x3d20c, + 0x3d220, 0x3d220, + 0x3d240, 0x3d240, + 0x3d600, 0x3d60c, + 0x3da00, 0x3da1c, + 0x3de00, 0x3de20, + 0x3de38, 0x3de3c, + 0x3de80, 0x3de80, + 0x3de88, 0x3dea8, + 0x3deb0, 0x3deb4, + 0x3dec8, 0x3ded4, + 0x3dfb8, 0x3e004, + 0x3e200, 0x3e200, + 0x3e208, 0x3e240, + 0x3e248, 0x3e280, + 0x3e288, 0x3e2c0, + 0x3e2c8, 0x3e2fc, + 0x3e600, 0x3e630, + 0x3ea00, 0x3eabc, + 0x3eb00, 0x3eb10, + 0x3eb20, 0x3eb30, + 0x3eb40, 0x3eb50, + 0x3eb60, 0x3eb70, + 0x3f000, 0x3f028, + 0x3f030, 0x3f048, + 0x3f060, 0x3f068, + 0x3f070, 0x3f09c, + 0x3f0f0, 0x3f128, + 0x3f130, 0x3f148, + 0x3f160, 0x3f168, + 0x3f170, 0x3f19c, + 0x3f1f0, 0x3f238, + 0x3f240, 0x3f240, + 0x3f248, 0x3f250, + 0x3f25c, 0x3f264, + 0x3f270, 0x3f2b8, + 0x3f2c0, 0x3f2e4, + 0x3f2f8, 0x3f338, + 0x3f340, 0x3f340, + 0x3f348, 0x3f350, + 0x3f35c, 0x3f364, + 0x3f370, 0x3f3b8, + 0x3f3c0, 0x3f3e4, + 0x3f3f8, 0x3f428, + 0x3f430, 0x3f448, + 0x3f460, 0x3f468, + 0x3f470, 0x3f49c, + 0x3f4f0, 0x3f528, + 0x3f530, 0x3f548, + 0x3f560, 0x3f568, + 0x3f570, 0x3f59c, + 0x3f5f0, 0x3f638, + 0x3f640, 0x3f640, + 0x3f648, 0x3f650, + 0x3f65c, 0x3f664, + 0x3f670, 0x3f6b8, + 0x3f6c0, 0x3f6e4, + 0x3f6f8, 0x3f738, + 0x3f740, 0x3f740, + 0x3f748, 0x3f750, + 0x3f75c, 0x3f764, + 0x3f770, 0x3f7b8, + 0x3f7c0, 0x3f7e4, + 0x3f7f8, 0x3f7fc, + 0x3f814, 0x3f814, + 0x3f82c, 0x3f82c, + 0x3f880, 0x3f88c, + 0x3f8e8, 0x3f8ec, + 0x3f900, 0x3f928, + 0x3f930, 0x3f948, + 0x3f960, 0x3f968, + 0x3f970, 0x3f99c, + 0x3f9f0, 0x3fa38, + 0x3fa40, 0x3fa40, + 0x3fa48, 0x3fa50, + 0x3fa5c, 0x3fa64, + 0x3fa70, 0x3fab8, + 0x3fac0, 0x3fae4, + 0x3faf8, 0x3fb10, + 0x3fb28, 0x3fb28, + 0x3fb3c, 0x3fb50, + 0x3fbf0, 0x3fc10, + 0x3fc28, 0x3fc28, + 0x3fc3c, 0x3fc50, + 0x3fcf0, 0x3fcfc, + 0x40000, 0x4000c, + 0x40040, 0x40050, + 0x40060, 0x40068, + 0x4007c, 0x4008c, + 0x40094, 0x400b0, + 0x400c0, 0x40144, + 0x40180, 0x4018c, + 0x40200, 0x40254, + 0x40260, 0x40264, + 0x40270, 0x40288, + 0x40290, 0x40298, + 0x402ac, 0x402c8, + 0x402d0, 0x402e0, + 0x402f0, 0x402f0, + 0x40300, 0x4033c, + 0x403f8, 0x403fc, + 0x41304, 0x413c4, + 0x41400, 0x4140c, + 0x41414, 0x4141c, + 0x41480, 0x414d0, + 0x44000, 0x44054, + 0x4405c, 0x44078, + 0x440c0, 0x44174, + 0x44180, 0x441ac, + 0x441b4, 0x441b8, + 0x441c0, 0x44254, + 0x4425c, 0x44278, + 0x442c0, 0x44374, + 0x44380, 0x443ac, + 0x443b4, 0x443b8, + 0x443c0, 0x44454, + 0x4445c, 0x44478, + 0x444c0, 0x44574, + 0x44580, 0x445ac, + 0x445b4, 0x445b8, + 0x445c0, 0x44654, + 0x4465c, 0x44678, + 0x446c0, 0x44774, + 0x44780, 0x447ac, + 0x447b4, 0x447b8, + 0x447c0, 0x44854, + 0x4485c, 0x44878, + 0x448c0, 0x44974, + 0x44980, 0x449ac, + 0x449b4, 0x449b8, + 0x449c0, 0x449fc, + 0x45000, 0x45004, + 0x45010, 0x45030, + 0x45040, 0x45060, + 0x45068, 0x45068, + 0x45080, 0x45084, + 0x450a0, 0x450b0, + 0x45200, 0x45204, + 0x45210, 0x45230, + 0x45240, 0x45260, + 0x45268, 0x45268, + 0x45280, 0x45284, + 0x452a0, 0x452b0, + 0x460c0, 0x460e4, + 0x47000, 0x4703c, + 0x47044, 0x4708c, + 0x47200, 0x47250, + 0x47400, 0x47408, + 0x47414, 0x47420, + 0x47600, 0x47618, + 0x47800, 0x47814, + 0x48000, 0x4800c, + 0x48040, 0x48050, + 0x48060, 0x48068, + 0x4807c, 0x4808c, + 0x48094, 0x480b0, + 0x480c0, 0x48144, + 0x48180, 0x4818c, + 0x48200, 0x48254, + 0x48260, 0x48264, + 0x48270, 0x48288, + 0x48290, 0x48298, + 0x482ac, 0x482c8, + 0x482d0, 0x482e0, + 0x482f0, 0x482f0, + 0x48300, 0x4833c, + 0x483f8, 0x483fc, + 0x49304, 0x493c4, + 0x49400, 0x4940c, + 0x49414, 0x4941c, + 0x49480, 0x494d0, + 0x4c000, 0x4c054, + 0x4c05c, 0x4c078, + 0x4c0c0, 0x4c174, + 0x4c180, 0x4c1ac, + 0x4c1b4, 0x4c1b8, + 0x4c1c0, 0x4c254, + 0x4c25c, 0x4c278, + 0x4c2c0, 0x4c374, + 0x4c380, 0x4c3ac, + 0x4c3b4, 0x4c3b8, + 0x4c3c0, 0x4c454, + 0x4c45c, 0x4c478, + 0x4c4c0, 0x4c574, + 0x4c580, 0x4c5ac, + 0x4c5b4, 0x4c5b8, + 0x4c5c0, 0x4c654, + 0x4c65c, 0x4c678, + 0x4c6c0, 0x4c774, + 0x4c780, 0x4c7ac, + 0x4c7b4, 0x4c7b8, + 0x4c7c0, 0x4c854, + 0x4c85c, 0x4c878, + 0x4c8c0, 0x4c974, + 0x4c980, 0x4c9ac, + 0x4c9b4, 0x4c9b8, + 0x4c9c0, 0x4c9fc, + 0x4d000, 0x4d004, + 0x4d010, 0x4d030, + 0x4d040, 0x4d060, + 0x4d068, 0x4d068, + 0x4d080, 0x4d084, + 0x4d0a0, 0x4d0b0, + 0x4d200, 0x4d204, + 0x4d210, 0x4d230, + 0x4d240, 0x4d260, + 0x4d268, 0x4d268, + 0x4d280, 0x4d284, + 0x4d2a0, 0x4d2b0, + 0x4e0c0, 0x4e0e4, + 0x4f000, 0x4f03c, + 0x4f044, 0x4f08c, + 0x4f200, 0x4f250, + 0x4f400, 0x4f408, + 0x4f414, 0x4f420, + 0x4f600, 0x4f618, + 0x4f800, 0x4f814, + 0x50000, 0x50084, + 0x50090, 0x500cc, + 0x50400, 0x50400, + 0x50800, 0x50884, + 0x50890, 0x508cc, + 0x50c00, 0x50c00, + 0x51000, 0x5101c, + 0x51300, 0x51308, + }; + + u32 *buf_end = (u32 *)((char *)buf + buf_size); + const unsigned int *reg_ranges; + int reg_ranges_size, range; + unsigned int chip_version = CHELSIO_CHIP_VERSION(adap->params.chip); + + /* Select the right set of register ranges to dump depending on the + * adapter chip type. + */ + switch (chip_version) { + case CHELSIO_T5: + reg_ranges = t5_reg_ranges; + reg_ranges_size = ARRAY_SIZE(t5_reg_ranges); + break; + + default: + dev_err(adap, + "Unsupported chip version %d\n", chip_version); + return; + } + + /* Clear the register buffer and insert the appropriate register + * values selected by the above register ranges. + */ + memset(buf, 0, buf_size); + for (range = 0; range < reg_ranges_size; range += 2) { + unsigned int reg = reg_ranges[range]; + unsigned int last_reg = reg_ranges[range + 1]; + u32 *bufp = (u32 *)((char *)buf + reg); + + /* Iterate across the register range filling in the register + * buffer but don't write past the end of the register buffer. + */ + while (reg <= last_reg && bufp < buf_end) { + *bufp++ = t4_read_reg(adap, reg); + reg += sizeof(u32); + } + } +} + +/* EEPROM reads take a few tens of us while writes can take a bit over 5 ms. */ +#define EEPROM_DELAY 10 /* 10us per poll spin */ +#define EEPROM_MAX_POLL 5000 /* x 5000 == 50ms */ + +#define EEPROM_STAT_ADDR 0x7bfc + +/** + * Small utility function to wait till any outstanding VPD Access is complete. + * We have a per-adapter state variable "VPD Busy" to indicate when we have a + * VPD Access in flight. This allows us to handle the problem of having a + * previous VPD Access time out and prevent an attempt to inject a new VPD + * Request before any in-flight VPD request has completed. + */ +static int t4_seeprom_wait(struct adapter *adapter) +{ + unsigned int base = adapter->params.pci.vpd_cap_addr; + int max_poll; + + /* If no VPD Access is in flight, we can just return success right + * away. + */ + if (!adapter->vpd_busy) + return 0; + + /* Poll the VPD Capability Address/Flag register waiting for it + * to indicate that the operation is complete. + */ + max_poll = EEPROM_MAX_POLL; + do { + u16 val; + + udelay(EEPROM_DELAY); + t4_os_pci_read_cfg2(adapter, base + PCI_VPD_ADDR, &val); + + /* If the operation is complete, mark the VPD as no longer + * busy and return success. + */ + if ((val & PCI_VPD_ADDR_F) == adapter->vpd_flag) { + adapter->vpd_busy = 0; + return 0; + } + } while (--max_poll); + + /* Failure! Note that we leave the VPD Busy status set in order to + * avoid pushing a new VPD Access request into the VPD Capability till + * the current operation eventually succeeds. It's a bug to issue a + * new request when an existing request is in flight and will result + * in corrupt hardware state. + */ + return -ETIMEDOUT; +} + +/** + * t4_seeprom_read - read a serial EEPROM location + * @adapter: adapter to read + * @addr: EEPROM virtual address + * @data: where to store the read data + * + * Read a 32-bit word from a location in serial EEPROM using the card's PCI + * VPD capability. Note that this function must be called with a virtual + * address. + */ +int t4_seeprom_read(struct adapter *adapter, u32 addr, u32 *data) +{ + unsigned int base = adapter->params.pci.vpd_cap_addr; + int ret; + + /* VPD Accesses must alway be 4-byte aligned! + */ + if (addr >= EEPROMVSIZE || (addr & 3)) + return -EINVAL; + + /* Wait for any previous operation which may still be in flight to + * complete. + */ + ret = t4_seeprom_wait(adapter); + if (ret) { + dev_err(adapter, "VPD still busy from previous operation\n"); + return ret; + } + + /* Issue our new VPD Read request, mark the VPD as being busy and wait + * for our request to complete. If it doesn't complete, note the + * error and return it to our caller. Note that we do not reset the + * VPD Busy status! + */ + t4_os_pci_write_cfg2(adapter, base + PCI_VPD_ADDR, (u16)addr); + adapter->vpd_busy = 1; + adapter->vpd_flag = PCI_VPD_ADDR_F; + ret = t4_seeprom_wait(adapter); + if (ret) { + dev_err(adapter, "VPD read of address %#x failed\n", addr); + return ret; + } + + /* Grab the returned data, swizzle it into our endianness and + * return success. + */ + t4_os_pci_read_cfg4(adapter, base + PCI_VPD_DATA, data); + *data = le32_to_cpu(*data); + return 0; +} + +/** + * t4_seeprom_write - write a serial EEPROM location + * @adapter: adapter to write + * @addr: virtual EEPROM address + * @data: value to write + * + * Write a 32-bit word to a location in serial EEPROM using the card's PCI + * VPD capability. Note that this function must be called with a virtual + * address. + */ +int t4_seeprom_write(struct adapter *adapter, u32 addr, u32 data) +{ + unsigned int base = adapter->params.pci.vpd_cap_addr; + int ret; + u32 stats_reg; + int max_poll; + + /* VPD Accesses must alway be 4-byte aligned! + */ + if (addr >= EEPROMVSIZE || (addr & 3)) + return -EINVAL; + + /* Wait for any previous operation which may still be in flight to + * complete. + */ + ret = t4_seeprom_wait(adapter); + if (ret) { + dev_err(adapter, "VPD still busy from previous operation\n"); + return ret; + } + + /* Issue our new VPD Read request, mark the VPD as being busy and wait + * for our request to complete. If it doesn't complete, note the + * error and return it to our caller. Note that we do not reset the + * VPD Busy status! + */ + t4_os_pci_write_cfg4(adapter, base + PCI_VPD_DATA, + cpu_to_le32(data)); + t4_os_pci_write_cfg2(adapter, base + PCI_VPD_ADDR, + (u16)addr | PCI_VPD_ADDR_F); + adapter->vpd_busy = 1; + adapter->vpd_flag = 0; + ret = t4_seeprom_wait(adapter); + if (ret) { + dev_err(adapter, "VPD write of address %#x failed\n", addr); + return ret; + } + + /* Reset PCI_VPD_DATA register after a transaction and wait for our + * request to complete. If it doesn't complete, return error. + */ + t4_os_pci_write_cfg4(adapter, base + PCI_VPD_DATA, 0); + max_poll = EEPROM_MAX_POLL; + do { + udelay(EEPROM_DELAY); + t4_seeprom_read(adapter, EEPROM_STAT_ADDR, &stats_reg); + } while ((stats_reg & 0x1) && --max_poll); + if (!max_poll) + return -ETIMEDOUT; + + /* Return success! */ + return 0; +} + +/** + * t4_seeprom_wp - enable/disable EEPROM write protection + * @adapter: the adapter + * @enable: whether to enable or disable write protection + * + * Enables or disables write protection on the serial EEPROM. + */ +int t4_seeprom_wp(struct adapter *adapter, int enable) +{ + return t4_seeprom_write(adapter, EEPROM_STAT_ADDR, enable ? 0xc : 0); +} + /** * t4_config_rss_range - configure a portion of the RSS mapping table * @adapter: the adapter @@ -2326,6 +3351,21 @@ int t4_get_flash_params(struct adapter *adapter) return 0; } +static void set_pcie_completion_timeout(struct adapter *adapter, + u8 range) +{ + u32 pcie_cap; + u16 val; + + pcie_cap = t4_os_find_pci_capability(adapter, PCI_CAP_ID_EXP); + if (pcie_cap) { + t4_os_pci_read_cfg2(adapter, pcie_cap + PCI_EXP_DEVCTL2, &val); + val &= 0xfff0; + val |= range; + t4_os_pci_write_cfg2(adapter, pcie_cap + PCI_EXP_DEVCTL2, val); + } +} + /** * t4_prep_adapter - prepare SW and HW for operation * @adapter: the adapter @@ -2369,6 +3409,9 @@ int t4_prep_adapter(struct adapter *adapter) return -EINVAL; } + adapter->params.pci.vpd_cap_addr = + t4_os_find_pci_capability(adapter, PCI_CAP_ID_VPD); + ret = t4_get_flash_params(adapter); if (ret < 0) return ret; @@ -2384,6 +3427,8 @@ int t4_prep_adapter(struct adapter *adapter) adapter->params.portvec = 1; adapter->params.vpd.cclk = 50000; + /* Set pci completion timeout value to 4 seconds. */ + set_pcie_completion_timeout(adapter, 0xd); return 0; } diff --git a/drivers/net/cxgbe/base/t4_hw.h b/drivers/net/cxgbe/base/t4_hw.h index bf623cf4..5e62c417 100644 --- a/drivers/net/cxgbe/base/t4_hw.h +++ b/drivers/net/cxgbe/base/t4_hw.h @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2014-2015 Chelsio Communications. + * Copyright(c) 2014-2016 Chelsio Communications. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -36,6 +36,9 @@ enum { NCHAN = 4, /* # of HW channels */ + EEPROMSIZE = 17408, /* Serial EEPROM physical size */ + EEPROMVSIZE = 32768, /* Serial EEPROM virtual address space size */ + EEPROMPFSIZE = 1024, /* EEPROM writable area size for PFn, n>0 */ NMTUS = 16, /* size of MTU table */ NCCTRL_WIN = 32, /* # of congestion control windows */ MBOX_LEN = 64, /* mailbox size in bytes */ -- cgit 1.2.3-korg