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alistair23-linux/drivers/scsi/mvsas/mv_94xx.h
Thomas Gleixner 873e65bc09 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 167 
Based on 1 normalized pattern(s):

  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 version 2 of the license 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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 83 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.021731668@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:39 -07:00

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Marvell 88SE94xx hardware specific head file
*
* Copyright 2007 Red Hat, Inc.
* Copyright 2008 Marvell. <kewei@marvell.com>
* Copyright 2009-2011 Marvell. <yuxiangl@marvell.com>
*/
#ifndef _MVS94XX_REG_H_
#define _MVS94XX_REG_H_
#include <linux/types.h>
#define MAX_LINK_RATE SAS_LINK_RATE_6_0_GBPS
enum VANIR_REVISION_ID {
VANIR_A0_REV = 0xA0,
VANIR_B0_REV = 0x01,
VANIR_C0_REV = 0x02,
VANIR_C1_REV = 0x03,
VANIR_C2_REV = 0xC2,
};
enum host_registers {
MVS_HST_CHIP_CONFIG = 0x10104, /* chip configuration */
};
enum hw_registers {
MVS_GBL_CTL = 0x04, /* global control */
MVS_GBL_INT_STAT = 0x00, /* global irq status */
MVS_GBL_PI = 0x0C, /* ports implemented bitmask */
MVS_PHY_CTL = 0x40, /* SOC PHY Control */
MVS_PORTS_IMP = 0x9C, /* SOC Port Implemented */
MVS_GBL_PORT_TYPE = 0xa0, /* port type */
MVS_CTL = 0x100, /* SAS/SATA port configuration */
MVS_PCS = 0x104, /* SAS/SATA port control/status */
MVS_CMD_LIST_LO = 0x108, /* cmd list addr */
MVS_CMD_LIST_HI = 0x10C,
MVS_RX_FIS_LO = 0x110, /* RX FIS list addr */
MVS_RX_FIS_HI = 0x114,
MVS_STP_REG_SET_0 = 0x118, /* STP/SATA Register Set Enable */
MVS_STP_REG_SET_1 = 0x11C,
MVS_TX_CFG = 0x120, /* TX configuration */
MVS_TX_LO = 0x124, /* TX (delivery) ring addr */
MVS_TX_HI = 0x128,
MVS_TX_PROD_IDX = 0x12C, /* TX producer pointer */
MVS_TX_CONS_IDX = 0x130, /* TX consumer pointer (RO) */
MVS_RX_CFG = 0x134, /* RX configuration */
MVS_RX_LO = 0x138, /* RX (completion) ring addr */
MVS_RX_HI = 0x13C,
MVS_RX_CONS_IDX = 0x140, /* RX consumer pointer (RO) */
MVS_INT_COAL = 0x148, /* Int coalescing config */
MVS_INT_COAL_TMOUT = 0x14C, /* Int coalescing timeout */
MVS_INT_STAT = 0x150, /* Central int status */
MVS_INT_MASK = 0x154, /* Central int enable */
MVS_INT_STAT_SRS_0 = 0x158, /* SATA register set status */
MVS_INT_MASK_SRS_0 = 0x15C,
MVS_INT_STAT_SRS_1 = 0x160,
MVS_INT_MASK_SRS_1 = 0x164,
MVS_NON_NCQ_ERR_0 = 0x168, /* SRS Non-specific NCQ Error */
MVS_NON_NCQ_ERR_1 = 0x16C,
MVS_CMD_ADDR = 0x170, /* Command register port (addr) */
MVS_CMD_DATA = 0x174, /* Command register port (data) */
MVS_MEM_PARITY_ERR = 0x178, /* Memory parity error */
/* ports 1-3 follow after this */
MVS_P0_INT_STAT = 0x180, /* port0 interrupt status */
MVS_P0_INT_MASK = 0x184, /* port0 interrupt mask */
/* ports 5-7 follow after this */
MVS_P4_INT_STAT = 0x1A0, /* Port4 interrupt status */
MVS_P4_INT_MASK = 0x1A4, /* Port4 interrupt enable mask */
/* ports 1-3 follow after this */
MVS_P0_SER_CTLSTAT = 0x1D0, /* port0 serial control/status */
/* ports 5-7 follow after this */
MVS_P4_SER_CTLSTAT = 0x1E0, /* port4 serial control/status */
/* ports 1-3 follow after this */
MVS_P0_CFG_ADDR = 0x200, /* port0 phy register address */
MVS_P0_CFG_DATA = 0x204, /* port0 phy register data */
/* ports 5-7 follow after this */
MVS_P4_CFG_ADDR = 0x220, /* Port4 config address */
MVS_P4_CFG_DATA = 0x224, /* Port4 config data */
/* phys 1-3 follow after this */
MVS_P0_VSR_ADDR = 0x250, /* phy0 VSR address */
MVS_P0_VSR_DATA = 0x254, /* phy0 VSR data */
/* phys 1-3 follow after this */
/* multiplexing */
MVS_P4_VSR_ADDR = 0x250, /* phy4 VSR address */
MVS_P4_VSR_DATA = 0x254, /* phy4 VSR data */
MVS_PA_VSR_ADDR = 0x290, /* All port VSR addr */
MVS_PA_VSR_PORT = 0x294, /* All port VSR data */
MVS_COMMAND_ACTIVE = 0x300,
};
enum pci_cfg_registers {
PCR_PHY_CTL = 0x40,
PCR_PHY_CTL2 = 0x90,
PCR_DEV_CTRL = 0x78,
PCR_LINK_STAT = 0x82,
};
/* SAS/SATA Vendor Specific Port Registers */
enum sas_sata_vsp_regs {
VSR_PHY_STAT = 0x00 * 4, /* Phy Interrupt Status */
VSR_PHY_MODE1 = 0x01 * 4, /* phy Interrupt Enable */
VSR_PHY_MODE2 = 0x02 * 4, /* Phy Configuration */
VSR_PHY_MODE3 = 0x03 * 4, /* Phy Status */
VSR_PHY_MODE4 = 0x04 * 4, /* Phy Counter 0 */
VSR_PHY_MODE5 = 0x05 * 4, /* Phy Counter 1 */
VSR_PHY_MODE6 = 0x06 * 4, /* Event Counter Control */
VSR_PHY_MODE7 = 0x07 * 4, /* Event Counter Select */
VSR_PHY_MODE8 = 0x08 * 4, /* Event Counter 0 */
VSR_PHY_MODE9 = 0x09 * 4, /* Event Counter 1 */
VSR_PHY_MODE10 = 0x0A * 4, /* Event Counter 2 */
VSR_PHY_MODE11 = 0x0B * 4, /* Event Counter 3 */
VSR_PHY_ACT_LED = 0x0C * 4, /* Activity LED control */
VSR_PHY_FFE_CONTROL = 0x10C,
VSR_PHY_DFE_UPDATE_CRTL = 0x110,
VSR_REF_CLOCK_CRTL = 0x1A0,
};
enum chip_register_bits {
PHY_MIN_SPP_PHYS_LINK_RATE_MASK = (0x7 << 8),
PHY_MAX_SPP_PHYS_LINK_RATE_MASK = (0x7 << 12),
PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET = (16),
PHY_NEG_SPP_PHYS_LINK_RATE_MASK =
(0x3 << PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET),
};
enum pci_interrupt_cause {
/* MAIN_IRQ_CAUSE (R10200) Bits*/
MVS_IRQ_COM_IN_I2O_IOP0 = (1 << 0),
MVS_IRQ_COM_IN_I2O_IOP1 = (1 << 1),
MVS_IRQ_COM_IN_I2O_IOP2 = (1 << 2),
MVS_IRQ_COM_IN_I2O_IOP3 = (1 << 3),
MVS_IRQ_COM_OUT_I2O_HOS0 = (1 << 4),
MVS_IRQ_COM_OUT_I2O_HOS1 = (1 << 5),
MVS_IRQ_COM_OUT_I2O_HOS2 = (1 << 6),
MVS_IRQ_COM_OUT_I2O_HOS3 = (1 << 7),
MVS_IRQ_PCIF_TO_CPU_DRBL0 = (1 << 8),
MVS_IRQ_PCIF_TO_CPU_DRBL1 = (1 << 9),
MVS_IRQ_PCIF_TO_CPU_DRBL2 = (1 << 10),
MVS_IRQ_PCIF_TO_CPU_DRBL3 = (1 << 11),
MVS_IRQ_PCIF_DRBL0 = (1 << 12),
MVS_IRQ_PCIF_DRBL1 = (1 << 13),
MVS_IRQ_PCIF_DRBL2 = (1 << 14),
MVS_IRQ_PCIF_DRBL3 = (1 << 15),
MVS_IRQ_XOR_A = (1 << 16),
MVS_IRQ_XOR_B = (1 << 17),
MVS_IRQ_SAS_A = (1 << 18),
MVS_IRQ_SAS_B = (1 << 19),
MVS_IRQ_CPU_CNTRL = (1 << 20),
MVS_IRQ_GPIO = (1 << 21),
MVS_IRQ_UART = (1 << 22),
MVS_IRQ_SPI = (1 << 23),
MVS_IRQ_I2C = (1 << 24),
MVS_IRQ_SGPIO = (1 << 25),
MVS_IRQ_COM_ERR = (1 << 29),
MVS_IRQ_I2O_ERR = (1 << 30),
MVS_IRQ_PCIE_ERR = (1 << 31),
};
union reg_phy_cfg {
u32 v;
struct {
u32 phy_reset:1;
u32 sas_support:1;
u32 sata_support:1;
u32 sata_host_mode:1;
/*
* bit 2: 6Gbps support
* bit 1: 3Gbps support
* bit 0: 1.5Gbps support
*/
u32 speed_support:3;
u32 snw_3_support:1;
u32 tx_lnk_parity:1;
/*
* bit 5: G1 (1.5Gbps) Without SSC
* bit 4: G1 (1.5Gbps) with SSC
* bit 3: G2 (3.0Gbps) Without SSC
* bit 2: G2 (3.0Gbps) with SSC
* bit 1: G3 (6.0Gbps) without SSC
* bit 0: G3 (6.0Gbps) with SSC
*/
u32 tx_spt_phs_lnk_rate:6;
/* 8h: 1.5Gbps 9h: 3Gbps Ah: 6Gbps */
u32 tx_lgcl_lnk_rate:4;
u32 tx_ssc_type:1;
u32 sata_spin_up_spt:1;
u32 sata_spin_up_en:1;
u32 bypass_oob:1;
u32 disable_phy:1;
u32 rsvd:8;
} u;
};
#define MAX_SG_ENTRY 255
struct mvs_prd_imt {
#ifndef __BIG_ENDIAN
__le32 len:22;
u8 _r_a:2;
u8 misc_ctl:4;
u8 inter_sel:4;
#else
u32 inter_sel:4;
u32 misc_ctl:4;
u32 _r_a:2;
u32 len:22;
#endif
};
struct mvs_prd {
/* 64-bit buffer address */
__le64 addr;
/* 22-bit length */
__le32 im_len;
} __attribute__ ((packed));
enum sgpio_registers {
MVS_SGPIO_HOST_OFFSET = 0x100, /* offset between hosts */
MVS_SGPIO_CFG0 = 0xc200,
MVS_SGPIO_CFG0_ENABLE = (1 << 0), /* enable pins */
MVS_SGPIO_CFG0_BLINKB = (1 << 1), /* blink generators */
MVS_SGPIO_CFG0_BLINKA = (1 << 2),
MVS_SGPIO_CFG0_INVSCLK = (1 << 3), /* invert signal? */
MVS_SGPIO_CFG0_INVSLOAD = (1 << 4),
MVS_SGPIO_CFG0_INVSDOUT = (1 << 5),
MVS_SGPIO_CFG0_SLOAD_FALLEDGE = (1 << 6), /* rise/fall edge? */
MVS_SGPIO_CFG0_SDOUT_FALLEDGE = (1 << 7),
MVS_SGPIO_CFG0_SDIN_RISEEDGE = (1 << 8),
MVS_SGPIO_CFG0_MAN_BITLEN_SHIFT = 18, /* bits/frame manual mode */
MVS_SGPIO_CFG0_AUT_BITLEN_SHIFT = 24, /* bits/frame auto mode */
MVS_SGPIO_CFG1 = 0xc204, /* blink timing register */
MVS_SGPIO_CFG1_LOWA_SHIFT = 0, /* A off time */
MVS_SGPIO_CFG1_HIA_SHIFT = 4, /* A on time */
MVS_SGPIO_CFG1_LOWB_SHIFT = 8, /* B off time */
MVS_SGPIO_CFG1_HIB_SHIFT = 12, /* B on time */
MVS_SGPIO_CFG1_MAXACTON_SHIFT = 16, /* max activity on time */
/* force activity off time */
MVS_SGPIO_CFG1_FORCEACTOFF_SHIFT = 20,
/* stretch activity on time */
MVS_SGPIO_CFG1_STRCHACTON_SHIFT = 24,
/* stretch activiity off time */
MVS_SGPIO_CFG1_STRCHACTOFF_SHIFT = 28,
MVS_SGPIO_CFG2 = 0xc208, /* clock speed register */
MVS_SGPIO_CFG2_CLK_SHIFT = 0,
MVS_SGPIO_CFG2_BLINK_SHIFT = 20,
MVS_SGPIO_CTRL = 0xc20c, /* SDOUT/SDIN mode control */
MVS_SGPIO_CTRL_SDOUT_AUTO = 2,
MVS_SGPIO_CTRL_SDOUT_SHIFT = 2,
MVS_SGPIO_DSRC = 0xc220, /* map ODn bits to drives */
MVS_SGPIO_DCTRL = 0xc238,
MVS_SGPIO_DCTRL_ERR_SHIFT = 0,
MVS_SGPIO_DCTRL_LOC_SHIFT = 3,
MVS_SGPIO_DCTRL_ACT_SHIFT = 5,
};
enum sgpio_led_status {
LED_OFF = 0,
LED_ON = 1,
LED_BLINKA = 2,
LED_BLINKA_INV = 3,
LED_BLINKA_SOF = 4,
LED_BLINKA_EOF = 5,
LED_BLINKB = 6,
LED_BLINKB_INV = 7,
};
#define DEFAULT_SGPIO_BITS ((LED_BLINKA_SOF << \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 3) | \
(LED_BLINKA_SOF << \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 2) | \
(LED_BLINKA_SOF << \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 1) | \
(LED_BLINKA_SOF << \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 0))
/*
* these registers are accessed through port vendor
* specific address/data registers
*/
enum sas_sata_phy_regs {
GENERATION_1_SETTING = 0x118,
GENERATION_1_2_SETTING = 0x11C,
GENERATION_2_3_SETTING = 0x120,
GENERATION_3_4_SETTING = 0x124,
};
#define SPI_CTRL_REG_94XX 0xc800
#define SPI_ADDR_REG_94XX 0xc804
#define SPI_WR_DATA_REG_94XX 0xc808
#define SPI_RD_DATA_REG_94XX 0xc80c
#define SPI_CTRL_READ_94XX (1U << 2)
#define SPI_ADDR_VLD_94XX (1U << 1)
#define SPI_CTRL_SpiStart_94XX (1U << 0)
static inline int
mv_ffc64(u64 v)
{
u64 x = ~v;
return x ? __ffs64(x) : -1;
}
#define r_reg_set_enable(i) \
(((i) > 31) ? mr32(MVS_STP_REG_SET_1) : \
mr32(MVS_STP_REG_SET_0))
#define w_reg_set_enable(i, tmp) \
(((i) > 31) ? mw32(MVS_STP_REG_SET_1, tmp) : \
mw32(MVS_STP_REG_SET_0, tmp))
extern const struct mvs_dispatch mvs_94xx_dispatch;
#endif
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