1365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov/* 2365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * ahci.h - Common AHCI SATA definitions and declarations 3365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 48c3d3d4b12bf8de8c59fe1eb1bf866a8676ca309Tejun Heo * Maintained by: Tejun Heo <tj@kernel.org> 5365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * Please ALWAYS copy linux-ide@vger.kernel.org 6365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * on emails. 7365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 8365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * Copyright 2004-2005 Red Hat, Inc. 9365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 10365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 11365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * This program is free software; you can redistribute it and/or modify 12365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * it under the terms of the GNU General Public License as published by 13365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * the Free Software Foundation; either version 2, or (at your option) 14365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * any later version. 15365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 16365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * This program is distributed in the hope that it will be useful, 17365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * but WITHOUT ANY WARRANTY; without even the implied warranty of 18365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * GNU General Public License for more details. 20365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 21365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * You should have received a copy of the GNU General Public License 22365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * along with this program; see the file COPYING. If not, write to 23365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 24365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 25365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 26365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * libata documentation is available via 'make {ps|pdf}docs', 27365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * as Documentation/DocBook/libata.* 28365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 29365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * AHCI hardware documentation: 30365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf 31365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf 32365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov * 33365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov */ 34365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 35365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#ifndef _AHCI_H 36365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define _AHCI_H 37365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 38f1e70c2c535923de253eea2021376a936eb8d478Viresh Kumar#include <linux/clk.h> 39365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#include <linux/libata.h> 4021b5faeec229d4f70a7f60a7b0b065c98198f491Roger Quadros#include <linux/phy/phy.h> 414b3e603a298db26c6c37e8b08adcce24d014df13Hans de Goede#include <linux/regulator/consumer.h> 42365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 43365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov/* Enclosure Management Control */ 44365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_CTRL_MSG_TYPE 0x000f0000 45365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 46365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov/* Enclosure Management LED Message Type */ 47365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_MSG_LED_HBA_PORT 0x0000000f 48365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_MSG_LED_PMP_SLOT 0x0000ff00 49365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_MSG_LED_VALUE 0xffff0000 50365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_MSG_LED_VALUE_ACTIVITY 0x00070000 51365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_MSG_LED_VALUE_OFF 0xfff80000 52365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#define EM_MSG_LED_VALUE_ON 0x00010000 53365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 54365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovenum { 55365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_MAX_PORTS = 32, 56ee309f382985cbb29d85965a2de96bc715260463Kumar Gala AHCI_MAX_CLKS = 5, 57365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_MAX_SG = 168, /* hardware max is 64K */ 58365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_DMA_BOUNDARY = 0xffffffff, 59365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_MAX_CMDS = 32, 60365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_SZ = 32, 61365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_SLOT_SZ = AHCI_MAX_CMDS * AHCI_CMD_SZ, 62365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_RX_FIS_SZ = 256, 63365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_TBL_CDB = 0x40, 64365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_TBL_HDR_SZ = 0x80, 65365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_TBL_SZ = AHCI_CMD_TBL_HDR_SZ + (AHCI_MAX_SG * 16), 66365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_TBL_AR_SZ = AHCI_CMD_TBL_SZ * AHCI_MAX_CMDS, 67365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_PORT_PRIV_DMA_SZ = AHCI_CMD_SLOT_SZ + AHCI_CMD_TBL_AR_SZ + 68365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_RX_FIS_SZ, 69365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_PORT_PRIV_FBS_DMA_SZ = AHCI_CMD_SLOT_SZ + 70365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_TBL_AR_SZ + 71365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov (AHCI_RX_FIS_SZ * 16), 72365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_IRQ_ON_SG = (1 << 31), 73365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_ATAPI = (1 << 5), 74365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_WRITE = (1 << 6), 75365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_PREFETCH = (1 << 7), 76365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_RESET = (1 << 8), 77365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_CMD_CLR_BUSY = (1 << 10), 78365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 796ad601955315b010a117306b994f2204fae85fdcTejun Heo RX_FIS_PIO_SETUP = 0x20, /* offset of PIO Setup FIS data */ 80365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov RX_FIS_D2H_REG = 0x40, /* offset of D2H Register FIS data */ 81365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov RX_FIS_SDB = 0x58, /* offset of SDB FIS data */ 82365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov RX_FIS_UNK = 0x60, /* offset of Unknown FIS data */ 83365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 84365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* global controller registers */ 85365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP = 0x00, /* host capabilities */ 86365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CTL = 0x04, /* global host control */ 87365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_IRQ_STAT = 0x08, /* interrupt status */ 88365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_PORTS_IMPL = 0x0c, /* bitmap of implemented ports */ 89365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_VERSION = 0x10, /* AHCI spec. version compliancy */ 90365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_EM_LOC = 0x1c, /* Enclosure Management location */ 91365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_EM_CTL = 0x20, /* Enclosure Management Control */ 92365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP2 = 0x24, /* host capabilities, extended */ 93365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 94365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* HOST_CTL bits */ 95365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_RESET = (1 << 0), /* reset controller; self-clear */ 96365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_IRQ_EN = (1 << 1), /* global IRQ enable */ 97ab0f9e78b97f5193dd38b3757b42b6fbded05fb7Alexander Gordeev HOST_MRSM = (1 << 2), /* MSI Revert to Single Message */ 98365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_AHCI_EN = (1 << 31), /* AHCI enabled */ 99365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 100365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* HOST_CAP bits */ 101365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_SXS = (1 << 5), /* Supports External SATA */ 102365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_EMS = (1 << 6), /* Enclosure Management support */ 103365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_CCC = (1 << 7), /* Command Completion Coalescing */ 104365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_PART = (1 << 13), /* Partial state capable */ 105365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_SSC = (1 << 14), /* Slumber state capable */ 106365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_PIO_MULTI = (1 << 15), /* PIO multiple DRQ support */ 107365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_FBS = (1 << 16), /* FIS-based switching support */ 108365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_PMP = (1 << 17), /* Port Multiplier support */ 109365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_ONLY = (1 << 18), /* Supports AHCI mode only */ 110365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_CLO = (1 << 24), /* Command List Override support */ 111365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_LED = (1 << 25), /* Supports activity LED */ 112365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_ALPM = (1 << 26), /* Aggressive Link PM support */ 113365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_SSS = (1 << 27), /* Staggered Spin-up */ 114365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_MPS = (1 << 28), /* Mechanical presence switch */ 115365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_SNTF = (1 << 29), /* SNotification register */ 116365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_NCQ = (1 << 30), /* Native Command Queueing */ 117365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP_64 = (1 << 31), /* PCI DAC (64-bit DMA) support */ 118365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 119365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* HOST_CAP2 bits */ 120365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP2_BOH = (1 << 0), /* BIOS/OS handoff supported */ 121365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP2_NVMHCI = (1 << 1), /* NVMHCI supported */ 122365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov HOST_CAP2_APST = (1 << 2), /* Automatic partial to slumber */ 12365fe1f0f66a57380229a4ced844188103135f37bShane Huang HOST_CAP2_SDS = (1 << 3), /* Support device sleep */ 12465fe1f0f66a57380229a4ced844188103135f37bShane Huang HOST_CAP2_SADM = (1 << 4), /* Support aggressive DevSlp */ 12565fe1f0f66a57380229a4ced844188103135f37bShane Huang HOST_CAP2_DESO = (1 << 5), /* DevSlp from slumber only */ 126365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 127365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* registers for each SATA port */ 128365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_LST_ADDR = 0x00, /* command list DMA addr */ 129365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_LST_ADDR_HI = 0x04, /* command list DMA addr hi */ 130365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FIS_ADDR = 0x08, /* FIS rx buf addr */ 131365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FIS_ADDR_HI = 0x0c, /* FIS rx buf addr hi */ 132365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_STAT = 0x10, /* interrupt status */ 133365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_MASK = 0x14, /* interrupt enable/disable mask */ 134365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD = 0x18, /* port command */ 135365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_TFDATA = 0x20, /* taskfile data */ 136365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_SIG = 0x24, /* device TF signature */ 137365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ISSUE = 0x38, /* command issue */ 138365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_SCR_STAT = 0x28, /* SATA phy register: SStatus */ 139365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_SCR_CTL = 0x2c, /* SATA phy register: SControl */ 140365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_SCR_ERR = 0x30, /* SATA phy register: SError */ 141365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_SCR_ACT = 0x34, /* SATA phy register: SActive */ 142365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_SCR_NTF = 0x3c, /* SATA phy register: SNotification */ 143365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS = 0x40, /* FIS-based Switching */ 14465fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP = 0x44, /* device sleep */ 145365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 146365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* PORT_IRQ_{STAT,MASK} bits */ 147365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_COLD_PRES = (1 << 31), /* cold presence detect */ 148365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_TF_ERR = (1 << 30), /* task file error */ 149365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_HBUS_ERR = (1 << 29), /* host bus fatal error */ 150365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_HBUS_DATA_ERR = (1 << 28), /* host bus data error */ 151365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_IF_ERR = (1 << 27), /* interface fatal error */ 152365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_IF_NONFATAL = (1 << 26), /* interface non-fatal error */ 153365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_OVERFLOW = (1 << 24), /* xfer exhausted available S/G */ 154365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_BAD_PMP = (1 << 23), /* incorrect port multiplier */ 155365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 156365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_PHYRDY = (1 << 22), /* PhyRdy changed */ 157365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_DEV_ILCK = (1 << 7), /* device interlock */ 158365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_CONNECT = (1 << 6), /* port connect change status */ 159365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_SG_DONE = (1 << 5), /* descriptor processed */ 160365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_UNK_FIS = (1 << 4), /* unknown FIS rx'd */ 161365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_SDB_FIS = (1 << 3), /* Set Device Bits FIS rx'd */ 162365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_DMAS_FIS = (1 << 2), /* DMA Setup FIS rx'd */ 163365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_PIOS_FIS = (1 << 1), /* PIO Setup FIS rx'd */ 164365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_D2H_REG_FIS = (1 << 0), /* D2H Register FIS rx'd */ 165365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 166365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_FREEZE = PORT_IRQ_HBUS_ERR | 167365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_IF_ERR | 168365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_CONNECT | 169365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_PHYRDY | 170365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_UNK_FIS | 171365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_BAD_PMP, 172365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_ERROR = PORT_IRQ_FREEZE | 173365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_TF_ERR | 174365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_HBUS_DATA_ERR, 175365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov DEF_PORT_IRQ = PORT_IRQ_ERROR | PORT_IRQ_SG_DONE | 176365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_SDB_FIS | PORT_IRQ_DMAS_FIS | 177365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_IRQ_PIOS_FIS | PORT_IRQ_D2H_REG_FIS, 178365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 179365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* PORT_CMD bits */ 180365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ASP = (1 << 27), /* Aggressive Slumber/Partial */ 181365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ALPE = (1 << 26), /* Aggressive Link PM enable */ 182365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ATAPI = (1 << 24), /* Device is ATAPI */ 183365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_FBSCP = (1 << 22), /* FBS Capable Port */ 184365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_PMP = (1 << 17), /* PMP attached */ 185365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_LIST_ON = (1 << 15), /* cmd list DMA engine running */ 186365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_FIS_ON = (1 << 14), /* FIS DMA engine running */ 187365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_FIS_RX = (1 << 4), /* Enable FIS receive DMA engine */ 188365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_CLO = (1 << 3), /* Command list override */ 189365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_POWER_ON = (1 << 2), /* Power up device */ 190365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_SPIN_UP = (1 << 1), /* Spin up device */ 191365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_START = (1 << 0), /* Enable port DMA engine */ 192365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 193365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ICC_MASK = (0xf << 28), /* i/f ICC state mask */ 194365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ICC_ACTIVE = (0x1 << 28), /* Put i/f in active state */ 195365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ICC_PARTIAL = (0x2 << 28), /* Put i/f in partial state */ 196365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_CMD_ICC_SLUMBER = (0x6 << 28), /* Put i/f in slumber state */ 197365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 19865fe1f0f66a57380229a4ced844188103135f37bShane Huang /* PORT_FBS bits */ 199365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_DWE_OFFSET = 16, /* FBS device with error offset */ 200365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_ADO_OFFSET = 12, /* FBS active dev optimization offset */ 201365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_DEV_OFFSET = 8, /* FBS device to issue offset */ 202365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_DEV_MASK = (0xf << PORT_FBS_DEV_OFFSET), /* FBS.DEV */ 203365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_SDE = (1 << 2), /* FBS single device error */ 204365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_DEC = (1 << 1), /* FBS device error clear */ 205365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov PORT_FBS_EN = (1 << 0), /* Enable FBS */ 206365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 20765fe1f0f66a57380229a4ced844188103135f37bShane Huang /* PORT_DEVSLP bits */ 20865fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_DM_OFFSET = 25, /* DITO multiplier offset */ 20965fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_DM_MASK = (0xf << 25), /* DITO multiplier mask */ 21065fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_DITO_OFFSET = 15, /* DITO offset */ 21165fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_MDAT_OFFSET = 10, /* Minimum assertion time */ 21265fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_DETO_OFFSET = 2, /* DevSlp exit timeout */ 21365fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_DSP = (1 << 1), /* DevSlp present */ 21465fe1f0f66a57380229a4ced844188103135f37bShane Huang PORT_DEVSLP_ADSE = (1 << 0), /* Aggressive DevSlp enable */ 21565fe1f0f66a57380229a4ced844188103135f37bShane Huang 216365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* hpriv->flags bits */ 21755d5ec316627b64c3764e4c1b4b8e1988e272c1fBrian Norris 21855d5ec316627b64c3764e4c1b4b8e1988e272c1fBrian Norris#define AHCI_HFLAGS(flags) .private_data = (void *)(flags) 21955d5ec316627b64c3764e4c1b4b8e1988e272c1fBrian Norris 220365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_NO_NCQ = (1 << 0), 221365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_IGN_IRQ_IF_ERR = (1 << 1), /* ignore IRQ_IF_ERR */ 222365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_IGN_SERR_INTERNAL = (1 << 2), /* ignore SERR_INTERNAL */ 223365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_32BIT_ONLY = (1 << 3), /* force 32bit */ 224365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_MV_PATA = (1 << 4), /* PATA port */ 225365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_NO_MSI = (1 << 5), /* no PCI MSI */ 226365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_NO_PMP = (1 << 6), /* no PMP */ 227365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_SECT255 = (1 << 8), /* max 255 sectors */ 228365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_YES_NCQ = (1 << 9), /* force NCQ cap on */ 229365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_NO_SUSPEND = (1 << 10), /* don't suspend */ 230365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_SRST_TOUT_IS_OFFLINE = (1 << 11), /* treat SRST timeout as 231365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov link offline */ 232365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov AHCI_HFLAG_NO_SNTF = (1 << 12), /* no sntf */ 23383f2b9630c5875ee872c11d98a0e26888514c1b3Tejun Heo AHCI_HFLAG_NO_FPDMA_AA = (1 << 13), /* no FPDMA AA */ 2345f173107ecad83a50fc297f5a99bcda961501fc9Tejun Heo AHCI_HFLAG_YES_FBS = (1 << 14), /* force FBS cap on */ 23566583c9fa63d05d5580e409f9a58d3cad6d76d17Brian Norris AHCI_HFLAG_DELAY_ENGINE = (1 << 15), /* do not start engine on 23666583c9fa63d05d5580e409f9a58d3cad6d76d17Brian Norris port start (wait until 23766583c9fa63d05d5580e409f9a58d3cad6d76d17Brian Norris error-handling stage) */ 2385ca72c4f7c412c2002363218901eba5516c476b1Alexander Gordeev AHCI_HFLAG_MULTI_MSI = (1 << 16), /* multiple PCI MSIs */ 2390cf4a7d6cf23715276fcd0f1cd1cabc6a9b46942Jacob Pan AHCI_HFLAG_NO_DEVSLP = (1 << 17), /* no device sleep */ 2406ea4fa70e4af0da8b133b246458fb789d8cb3985Linus Torvalds AHCI_HFLAG_NO_FBS = (1 << 18), /* no FBS */ 241365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 242365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* ap->flags bits */ 243365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 2449cbe056f6c467e7395d5aec39aceec47812eb98eSergei Shtylyov AHCI_FLAG_COMMON = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA | 2451a0f6b7ecdcd810f8991ea26c95d93ff965e8f41Sergei Shtylyov ATA_FLAG_ACPI_SATA | ATA_FLAG_AN, 246365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 247365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov ICH_MAP = 0x90, /* ICH MAP register */ 248365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 249365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* em constants */ 250365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov EM_MAX_SLOTS = 8, 251365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov EM_MAX_RETRY = 5, 252365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 253365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* em_ctl bits */ 254c06231661e4fb5f2f50c73ff33702937a11764cfHarry Zhang EM_CTL_RST = (1 << 9), /* Reset */ 255c06231661e4fb5f2f50c73ff33702937a11764cfHarry Zhang EM_CTL_TM = (1 << 8), /* Transmit Message */ 25625985edcedea6396277003854657b5f3cb31a628Lucas De Marchi EM_CTL_MR = (1 << 0), /* Message Received */ 257c06231661e4fb5f2f50c73ff33702937a11764cfHarry Zhang EM_CTL_ALHD = (1 << 26), /* Activity LED */ 258c06231661e4fb5f2f50c73ff33702937a11764cfHarry Zhang EM_CTL_XMT = (1 << 25), /* Transmit Only */ 259c06231661e4fb5f2f50c73ff33702937a11764cfHarry Zhang EM_CTL_SMB = (1 << 24), /* Single Message Buffer */ 2606e5fe5b12cfcd9ed4303c9a4f4a22a694104d28fHannes Reinecke EM_CTL_SGPIO = (1 << 19), /* SGPIO messages supported */ 2616e5fe5b12cfcd9ed4303c9a4f4a22a694104d28fHannes Reinecke EM_CTL_SES = (1 << 18), /* SES-2 messages supported */ 2626e5fe5b12cfcd9ed4303c9a4f4a22a694104d28fHannes Reinecke EM_CTL_SAFTE = (1 << 17), /* SAF-TE messages supported */ 2636e5fe5b12cfcd9ed4303c9a4f4a22a694104d28fHannes Reinecke EM_CTL_LED = (1 << 16), /* LED messages supported */ 264008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang 265008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang /* em message type */ 266008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang EM_MSG_TYPE_LED = (1 << 0), /* LED */ 267008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang EM_MSG_TYPE_SAFTE = (1 << 1), /* SAF-TE */ 268008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang EM_MSG_TYPE_SES2 = (1 << 2), /* SES-2 */ 269008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang EM_MSG_TYPE_SGPIO = (1 << 3), /* SGPIO */ 270365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov}; 271365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 272365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstruct ahci_cmd_hdr { 273365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 opts; 274365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 status; 275365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 tbl_addr; 276365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 tbl_addr_hi; 277365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 reserved[4]; 278365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov}; 279365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 280365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstruct ahci_sg { 281365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 addr; 282365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 addr_hi; 283365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 reserved; 284365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov __le32 flags_size; 285365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov}; 286365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 287365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstruct ahci_em_priv { 288365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov enum sw_activity blink_policy; 289365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov struct timer_list timer; 290365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned long saved_activity; 291365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned long activity; 292365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned long led_state; 293365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov}; 294365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 295365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstruct ahci_port_priv { 296365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov struct ata_link *active_link; 297365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov struct ahci_cmd_hdr *cmd_slot; 298365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov dma_addr_t cmd_slot_dma; 299365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov void *cmd_tbl; 300365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov dma_addr_t cmd_tbl_dma; 301365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov void *rx_fis; 302365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov dma_addr_t rx_fis_dma; 303365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* for NCQ spurious interrupt analysis */ 304365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned int ncq_saw_d2h:1; 305365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned int ncq_saw_dmas:1; 306365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned int ncq_saw_sdb:1; 307227dfb4dbf109596d76a9b842856c4ff68e4efb2Alexander Gordeev atomic_t intr_status; /* interrupts to handle */ 3085ca72c4f7c412c2002363218901eba5516c476b1Alexander Gordeev spinlock_t lock; /* protects parent ata_port */ 309365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 intr_mask; /* interrupts to enable */ 310365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov bool fbs_supported; /* set iff FBS is supported */ 311365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov bool fbs_enabled; /* set iff FBS is enabled */ 312365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov int fbs_last_dev; /* save FBS.DEV of last FIS */ 313365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov /* enclosure management info per PM slot */ 314365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov struct ahci_em_priv em_priv[EM_MAX_SLOTS]; 315b29900e62598cecd519c9ab2b8e4d03f8ebf702dAlexander Gordeev char *irq_desc; /* desc in /proc/interrupts */ 316365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov}; 317365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 318365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstruct ahci_host_priv { 319725c7b570fda4207e465ff8856c2c12c2645a685Antoine Ténart /* Input fields */ 320365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned int flags; /* AHCI_HFLAG_* */ 321725c7b570fda4207e465ff8856c2c12c2645a685Antoine Ténart u32 force_port_map; /* force port map */ 322725c7b570fda4207e465ff8856c2c12c2645a685Antoine Ténart u32 mask_port_map; /* mask out particular bits */ 323725c7b570fda4207e465ff8856c2c12c2645a685Antoine Ténart 324725c7b570fda4207e465ff8856c2c12c2645a685Antoine Ténart void __iomem * mmio; /* bus-independent mem map */ 325365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 cap; /* cap to use */ 326365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 cap2; /* cap2 to use */ 327365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 port_map; /* port map to use */ 328365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 saved_cap; /* saved initial cap */ 329365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 saved_cap2; /* saved initial cap2 */ 330365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 saved_port_map; /* saved initial port_map */ 331365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov u32 em_loc; /* enclosure management location */ 332c06231661e4fb5f2f50c73ff33702937a11764cfHarry Zhang u32 em_buf_sz; /* EM buffer size in byte */ 333008dbd61ebee3e647f63bbe8315192e1331cd75fHarry Zhang u32 em_msg_type; /* EM message type */ 334e708e46edac8ab2f31e7ee991aa3c5b87638e658Roger Quadros bool got_runtime_pm; /* Did we do pm_runtime_get? */ 335156c5887948cd191417f18026aab9ce26e5a95daHans de Goede struct clk *clks[AHCI_MAX_CLKS]; /* Optional */ 3364b3e603a298db26c6c37e8b08adcce24d014df13Hans de Goede struct regulator *target_pwr; /* Optional */ 337b1a9edbda040a43583ff14d63ebeb91abe5848b9Antoine Ténart /* 338b1a9edbda040a43583ff14d63ebeb91abe5848b9Antoine Ténart * If platform uses PHYs. There is a 1:1 relation between the port number and 339b1a9edbda040a43583ff14d63ebeb91abe5848b9Antoine Ténart * the PHY position in this array. 340b1a9edbda040a43583ff14d63ebeb91abe5848b9Antoine Ténart */ 341b1a9edbda040a43583ff14d63ebeb91abe5848b9Antoine Ténart struct phy **phys; 342b1a9edbda040a43583ff14d63ebeb91abe5848b9Antoine Ténart unsigned nports; /* Number of ports */ 343d50b110f14ad07066f9ad6e7f32e2b1a595b92f9Mark Langsdorf void *plat_data; /* Other platform data */ 344039ece38da45f5e6a94be3aa7611cf3634bc2461Hans de Goede /* 345039ece38da45f5e6a94be3aa7611cf3634bc2461Hans de Goede * Optional ahci_start_engine override, if not set this gets set to the 346039ece38da45f5e6a94be3aa7611cf3634bc2461Hans de Goede * default ahci_start_engine during ahci_save_initial_config, this can 347039ece38da45f5e6a94be3aa7611cf3634bc2461Hans de Goede * be overridden anytime before the host is activated. 348039ece38da45f5e6a94be3aa7611cf3634bc2461Hans de Goede */ 349039ece38da45f5e6a94be3aa7611cf3634bc2461Hans de Goede void (*start_engine)(struct ata_port *ap); 350365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov}; 351365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 352365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovextern int ahci_ignore_sss; 353365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 354fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heoextern struct device_attribute *ahci_shost_attrs[]; 355fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heoextern struct device_attribute *ahci_sdev_attrs[]; 356fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo 357fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo#define AHCI_SHT(drv_name) \ 358fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo ATA_NCQ_SHT(drv_name), \ 359fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo .can_queue = AHCI_MAX_CMDS - 1, \ 360fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo .sg_tablesize = AHCI_MAX_SG, \ 361fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo .dma_boundary = AHCI_DMA_BOUNDARY, \ 362fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo .shost_attrs = ahci_shost_attrs, \ 363fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo .sdev_attrs = ahci_sdev_attrs 364fad16e7a7f67eef8d33f8ad58850db89382b09ceTejun Heo 365365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovextern struct ata_port_operations ahci_ops; 3668b789d89813fae01908ecc825c9dfc0ec90647adRichard Zhuextern struct ata_port_operations ahci_platform_ops; 367345347c5d767332d7352f220808fe9b5e4af8c6bYuan-Hsin Chenextern struct ata_port_operations ahci_pmp_retry_srst_ops; 368365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 369bbb4ab43f82adf02c8b4d0d7e7b7e79d24204b05Rob Herringunsigned int ahci_dev_classify(struct ata_port *ap); 37002cdfcf043c5c6ebcbbaba1c35130b5fbcb10867David Milburnvoid ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag, 37102cdfcf043c5c6ebcbbaba1c35130b5fbcb10867David Milburn u32 opts); 372365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovvoid ahci_save_initial_config(struct device *dev, 373725c7b570fda4207e465ff8856c2c12c2645a685Antoine Ténart struct ahci_host_priv *hpriv); 374365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovvoid ahci_init_controller(struct ata_host *host); 375365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovint ahci_reset_controller(struct ata_host *host); 376365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 377365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovint ahci_do_softreset(struct ata_link *link, unsigned int *class, 378365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov int pmp, unsigned long deadline, 379365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov int (*check_ready)(struct ata_link *link)); 380365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 38139e0ee9964b1245b79ec89f6b89d8ec4ef672524Suman Tripathiunsigned int ahci_qc_issue(struct ata_queued_cmd *qc); 382365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovint ahci_stop_engine(struct ata_port *ap); 38339e0ee9964b1245b79ec89f6b89d8ec4ef672524Suman Tripathivoid ahci_start_fis_rx(struct ata_port *ap); 384365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovvoid ahci_start_engine(struct ata_port *ap); 385365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovint ahci_check_ready(struct ata_link *link); 386365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovint ahci_kick_engine(struct ata_port *ap); 38702cdfcf043c5c6ebcbbaba1c35130b5fbcb10867David Milburnint ahci_port_resume(struct ata_port *ap); 388365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovvoid ahci_set_em_messages(struct ahci_host_priv *hpriv, 389365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov struct ata_port_info *pi); 390365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovint ahci_reset_em(struct ata_host *host); 391365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovvoid ahci_print_info(struct ata_host *host, const char *scc_s); 392a6849b9fdbffd2492a848df942b39d23bd81ef27Alexander Gordeevint ahci_host_activate(struct ata_host *host, int irq, 393a6849b9fdbffd2492a848df942b39d23bd81ef27Alexander Gordeev struct scsi_host_template *sht); 3948b789d89813fae01908ecc825c9dfc0ec90647adRichard Zhuvoid ahci_error_handler(struct ata_port *ap); 395365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 396365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstatic inline void __iomem *__ahci_port_base(struct ata_host *host, 397365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov unsigned int port_no) 398365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov{ 399365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov struct ahci_host_priv *hpriv = host->private_data; 400365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov void __iomem *mmio = hpriv->mmio; 401365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 402365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov return mmio + 0x100 + (port_no * 0x80); 403365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov} 404365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 405365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstatic inline void __iomem *ahci_port_base(struct ata_port *ap) 406365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov{ 407365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov return __ahci_port_base(ap->host, ap->port_no); 408365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov} 409365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 410365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsovstatic inline int ahci_nr_ports(u32 cap) 411365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov{ 412365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov return (cap & 0x1f) + 1; 413365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov} 414365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov 415365cfa1ed5a36f9bcb9f64c9f0f52155af2e9fefAnton Vorontsov#endif /* _AHCI_H */ 416