1773 lines
57 KiB
C
1773 lines
57 KiB
C
/*
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* ahci.c - AHCI SATA support
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*
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* Maintained by: Tejun Heo <tj@kernel.org>
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* Please ALWAYS copy linux-ide@vger.kernel.org
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* on emails.
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*
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* Copyright 2004-2005 Red Hat, Inc.
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*
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* libata documentation is available via 'make {ps|pdf}docs',
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* as Documentation/DocBook/libata.*
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*
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* AHCI hardware documentation:
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* http://www.intel.com/technology/serialata/pdf/rev1_0.pdf
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* http://www.intel.com/technology/serialata/pdf/rev1_1.pdf
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*
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/blkdev.h>
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#include <linux/delay.h>
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#include <linux/interrupt.h>
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#include <linux/dma-mapping.h>
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#include <linux/device.h>
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#include <linux/dmi.h>
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#include <linux/gfp.h>
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#include <linux/msi.h>
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#include <scsi/scsi_host.h>
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#include <scsi/scsi_cmnd.h>
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#include <linux/libata.h>
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#include "ahci.h"
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#define DRV_NAME "ahci"
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#define DRV_VERSION "3.0"
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enum {
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AHCI_PCI_BAR_STA2X11 = 0,
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AHCI_PCI_BAR_CAVIUM = 0,
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AHCI_PCI_BAR_ENMOTUS = 2,
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AHCI_PCI_BAR_STANDARD = 5,
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};
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enum board_ids {
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/* board IDs by feature in alphabetical order */
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board_ahci,
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board_ahci_ign_iferr,
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board_ahci_nomsi,
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board_ahci_noncq,
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board_ahci_nosntf,
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board_ahci_yes_fbs,
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/* board IDs for specific chipsets in alphabetical order */
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board_ahci_avn,
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board_ahci_mcp65,
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board_ahci_mcp77,
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board_ahci_mcp89,
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board_ahci_mv,
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board_ahci_sb600,
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board_ahci_sb700, /* for SB700 and SB800 */
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board_ahci_vt8251,
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/* aliases */
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board_ahci_mcp_linux = board_ahci_mcp65,
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board_ahci_mcp67 = board_ahci_mcp65,
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board_ahci_mcp73 = board_ahci_mcp65,
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board_ahci_mcp79 = board_ahci_mcp77,
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};
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static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
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static void ahci_remove_one(struct pci_dev *dev);
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static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
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unsigned long deadline);
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static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
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unsigned long deadline);
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static void ahci_mcp89_apple_enable(struct pci_dev *pdev);
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static bool is_mcp89_apple(struct pci_dev *pdev);
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static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
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unsigned long deadline);
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#ifdef CONFIG_PM
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static int ahci_pci_device_runtime_suspend(struct device *dev);
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static int ahci_pci_device_runtime_resume(struct device *dev);
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#ifdef CONFIG_PM_SLEEP
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static int ahci_pci_device_suspend(struct device *dev);
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static int ahci_pci_device_resume(struct device *dev);
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#endif
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#endif /* CONFIG_PM */
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static struct scsi_host_template ahci_sht = {
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AHCI_SHT("ahci"),
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};
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static struct ata_port_operations ahci_vt8251_ops = {
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.inherits = &ahci_ops,
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.hardreset = ahci_vt8251_hardreset,
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};
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static struct ata_port_operations ahci_p5wdh_ops = {
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.inherits = &ahci_ops,
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.hardreset = ahci_p5wdh_hardreset,
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};
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static struct ata_port_operations ahci_avn_ops = {
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.inherits = &ahci_ops,
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.hardreset = ahci_avn_hardreset,
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};
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static const struct ata_port_info ahci_port_info[] = {
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/* by features */
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[board_ahci] = {
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_ign_iferr] = {
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AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_nomsi] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_MSI),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_noncq] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_nosntf] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_yes_fbs] = {
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AHCI_HFLAGS (AHCI_HFLAG_YES_FBS),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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/* by chipsets */
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[board_ahci_avn] = {
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_avn_ops,
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},
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[board_ahci_mcp65] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP |
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AHCI_HFLAG_YES_NCQ),
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.flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_mcp77] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_mcp89] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_mv] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI |
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AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP),
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.flags = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_ops,
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},
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[board_ahci_sb600] = {
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AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL |
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AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255 |
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AHCI_HFLAG_32BIT_ONLY),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_pmp_retry_srst_ops,
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},
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[board_ahci_sb700] = { /* for SB700 and SB800 */
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AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_pmp_retry_srst_ops,
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},
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[board_ahci_vt8251] = {
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AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP),
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.flags = AHCI_FLAG_COMMON,
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.pio_mask = ATA_PIO4,
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.udma_mask = ATA_UDMA6,
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.port_ops = &ahci_vt8251_ops,
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},
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};
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static const struct pci_device_id ahci_pci_tbl[] = {
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/* Intel */
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{ PCI_VDEVICE(INTEL, 0x2652), board_ahci }, /* ICH6 */
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{ PCI_VDEVICE(INTEL, 0x2653), board_ahci }, /* ICH6M */
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{ PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */
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{ PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */
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{ PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */
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{ PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */
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{ PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */
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{ PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */
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{ PCI_VDEVICE(INTEL, 0x2683), board_ahci }, /* ESB2 */
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{ PCI_VDEVICE(INTEL, 0x27c6), board_ahci }, /* ICH7-M DH */
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{ PCI_VDEVICE(INTEL, 0x2821), board_ahci }, /* ICH8 */
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{ PCI_VDEVICE(INTEL, 0x2822), board_ahci_nosntf }, /* ICH8 */
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{ PCI_VDEVICE(INTEL, 0x2824), board_ahci }, /* ICH8 */
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{ PCI_VDEVICE(INTEL, 0x2829), board_ahci }, /* ICH8M */
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{ PCI_VDEVICE(INTEL, 0x282a), board_ahci }, /* ICH8M */
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{ PCI_VDEVICE(INTEL, 0x2922), board_ahci }, /* ICH9 */
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{ PCI_VDEVICE(INTEL, 0x2923), board_ahci }, /* ICH9 */
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{ PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */
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{ PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */
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{ PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */
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{ PCI_VDEVICE(INTEL, 0x2929), board_ahci }, /* ICH9M */
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{ PCI_VDEVICE(INTEL, 0x292a), board_ahci }, /* ICH9M */
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{ PCI_VDEVICE(INTEL, 0x292b), board_ahci }, /* ICH9M */
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{ PCI_VDEVICE(INTEL, 0x292c), board_ahci }, /* ICH9M */
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{ PCI_VDEVICE(INTEL, 0x292f), board_ahci }, /* ICH9M */
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{ PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */
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{ PCI_VDEVICE(INTEL, 0x294e), board_ahci }, /* ICH9M */
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{ PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */
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{ PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */
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{ PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */
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{ PCI_VDEVICE(INTEL, 0x3a22), board_ahci }, /* ICH10 */
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{ PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */
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{ PCI_VDEVICE(INTEL, 0x3b22), board_ahci }, /* PCH AHCI */
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{ PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */
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{ PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */
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{ PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */
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{ PCI_VDEVICE(INTEL, 0x3b29), board_ahci }, /* PCH AHCI */
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{ PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */
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{ PCI_VDEVICE(INTEL, 0x3b2c), board_ahci }, /* PCH RAID */
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{ PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b2), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b3), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b4), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b5), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b6), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19b7), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19bE), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19bF), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c0), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c1), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c2), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c3), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c4), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c5), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19c7), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */
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{ PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */
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{ PCI_VDEVICE(INTEL, 0x1c03), board_ahci }, /* CPT AHCI */
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{ PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */
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{ PCI_VDEVICE(INTEL, 0x1c05), board_ahci }, /* CPT RAID */
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{ PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */
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{ PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */
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{ PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */
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{ PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */
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{ PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */
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{ PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */
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{ PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */
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{ PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */
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{ PCI_VDEVICE(INTEL, 0x1e03), board_ahci }, /* Panther Point AHCI */
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{ PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */
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{ PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */
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{ PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */
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{ PCI_VDEVICE(INTEL, 0x1e07), board_ahci }, /* Panther Point RAID */
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{ PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */
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{ PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */
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{ PCI_VDEVICE(INTEL, 0x8c03), board_ahci }, /* Lynx Point AHCI */
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{ PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */
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{ PCI_VDEVICE(INTEL, 0x8c05), board_ahci }, /* Lynx Point RAID */
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{ PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */
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{ PCI_VDEVICE(INTEL, 0x8c07), board_ahci }, /* Lynx Point RAID */
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{ PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */
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{ PCI_VDEVICE(INTEL, 0x8c0f), board_ahci }, /* Lynx Point RAID */
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{ PCI_VDEVICE(INTEL, 0x9c02), board_ahci }, /* Lynx Point-LP AHCI */
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{ PCI_VDEVICE(INTEL, 0x9c03), board_ahci }, /* Lynx Point-LP AHCI */
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{ PCI_VDEVICE(INTEL, 0x9c04), board_ahci }, /* Lynx Point-LP RAID */
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{ PCI_VDEVICE(INTEL, 0x9c05), board_ahci }, /* Lynx Point-LP RAID */
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{ PCI_VDEVICE(INTEL, 0x9c06), board_ahci }, /* Lynx Point-LP RAID */
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{ PCI_VDEVICE(INTEL, 0x9c07), board_ahci }, /* Lynx Point-LP RAID */
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{ PCI_VDEVICE(INTEL, 0x9c0e), board_ahci }, /* Lynx Point-LP RAID */
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{ PCI_VDEVICE(INTEL, 0x9c0f), board_ahci }, /* Lynx Point-LP RAID */
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{ PCI_VDEVICE(INTEL, 0x1f22), board_ahci }, /* Avoton AHCI */
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{ PCI_VDEVICE(INTEL, 0x1f23), board_ahci }, /* Avoton AHCI */
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{ PCI_VDEVICE(INTEL, 0x1f24), board_ahci }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f25), board_ahci }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f26), board_ahci }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f27), board_ahci }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f2e), board_ahci }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f2f), board_ahci }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f32), board_ahci_avn }, /* Avoton AHCI */
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{ PCI_VDEVICE(INTEL, 0x1f33), board_ahci_avn }, /* Avoton AHCI */
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{ PCI_VDEVICE(INTEL, 0x1f34), board_ahci_avn }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f35), board_ahci_avn }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f36), board_ahci_avn }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f37), board_ahci_avn }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f3e), board_ahci_avn }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x1f3f), board_ahci_avn }, /* Avoton RAID */
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{ PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */
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{ PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */
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{ PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */
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{ PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8d0e), board_ahci }, /* Wellsburg RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8d62), board_ahci }, /* Wellsburg AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0x8d64), board_ahci }, /* Wellsburg RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8d66), board_ahci }, /* Wellsburg RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8d6e), board_ahci }, /* Wellsburg RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x23a3), board_ahci }, /* Coleto Creek AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0x9c83), board_ahci }, /* Wildcat Point-LP AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0x9c85), board_ahci }, /* Wildcat Point-LP RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x9c87), board_ahci }, /* Wildcat Point-LP RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x9c8f), board_ahci }, /* Wildcat Point-LP RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0x8c83), board_ahci }, /* 9 Series AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8c85), board_ahci }, /* 9 Series RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8c87), board_ahci }, /* 9 Series RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x8c8f), board_ahci }, /* 9 Series RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x9d03), board_ahci }, /* Sunrise Point-LP AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0x9d05), board_ahci }, /* Sunrise Point-LP RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x9d07), board_ahci }, /* Sunrise Point-LP RAID */
|
|
{ PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H AHCI */
|
|
{ PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */
|
|
{ PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */
|
|
{ PCI_VDEVICE(INTEL, 0xa107), board_ahci }, /* Sunrise Point-H RAID */
|
|
{ PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */
|
|
{ PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Lewisburg AHCI*/
|
|
{ PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0xa182), board_ahci }, /* Lewisburg AHCI*/
|
|
{ PCI_VDEVICE(INTEL, 0xa186), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0xa1d2), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0xa1d6), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0xa202), board_ahci }, /* Lewisburg AHCI*/
|
|
{ PCI_VDEVICE(INTEL, 0xa206), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0xa252), board_ahci }, /* Lewisburg RAID*/
|
|
{ PCI_VDEVICE(INTEL, 0xa256), board_ahci }, /* Lewisburg RAID*/
|
|
|
|
/* JMicron 360/1/3/5/6, match class to avoid IDE function */
|
|
{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
|
|
PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci_ign_iferr },
|
|
/* JMicron 362B and 362C have an AHCI function with IDE class code */
|
|
{ PCI_VDEVICE(JMICRON, 0x2362), board_ahci_ign_iferr },
|
|
{ PCI_VDEVICE(JMICRON, 0x236f), board_ahci_ign_iferr },
|
|
/* May need to update quirk_jmicron_async_suspend() for additions */
|
|
|
|
/* ATI */
|
|
{ PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */
|
|
{ PCI_VDEVICE(ATI, 0x4390), board_ahci_sb700 }, /* ATI SB700/800 */
|
|
{ PCI_VDEVICE(ATI, 0x4391), board_ahci_sb700 }, /* ATI SB700/800 */
|
|
{ PCI_VDEVICE(ATI, 0x4392), board_ahci_sb700 }, /* ATI SB700/800 */
|
|
{ PCI_VDEVICE(ATI, 0x4393), board_ahci_sb700 }, /* ATI SB700/800 */
|
|
{ PCI_VDEVICE(ATI, 0x4394), board_ahci_sb700 }, /* ATI SB700/800 */
|
|
{ PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */
|
|
|
|
/* AMD */
|
|
{ PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */
|
|
{ PCI_VDEVICE(AMD, 0x7900), board_ahci }, /* AMD CZ */
|
|
/* AMD is using RAID class only for ahci controllers */
|
|
{ PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
|
|
PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
|
|
|
|
/* VIA */
|
|
{ PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */
|
|
{ PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */
|
|
|
|
/* NVIDIA */
|
|
{ PCI_VDEVICE(NVIDIA, 0x044c), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x044d), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x044e), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x044f), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x045c), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0550), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0551), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0552), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0553), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0554), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0555), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0556), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0557), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0558), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_mcp67 }, /* MCP67 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0581), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0582), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0583), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0584), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0585), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0586), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0587), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0588), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0589), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x058a), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x058b), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x058c), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x058d), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x058e), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x058f), board_ahci_mcp_linux }, /* Linux ID */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci_mcp73 }, /* MCP73 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad3), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad4), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad5), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad6), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad7), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad8), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci_mcp77 }, /* MCP77 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ab4), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ab5), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ab6), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ab7), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ab8), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0ab9), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0aba), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0abb), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0abc), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci_mcp79 }, /* MCP79 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci_mcp89 }, /* MCP89 */
|
|
{ PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci_mcp89 }, /* MCP89 */
|
|
|
|
/* SiS */
|
|
{ PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */
|
|
{ PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */
|
|
{ PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */
|
|
|
|
/* ST Microelectronics */
|
|
{ PCI_VDEVICE(STMICRO, 0xCC06), board_ahci }, /* ST ConneXt */
|
|
|
|
/* Marvell */
|
|
{ PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */
|
|
{ PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9123),
|
|
.class = PCI_CLASS_STORAGE_SATA_AHCI,
|
|
.class_mask = 0xffffff,
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9128 */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125),
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9125 */
|
|
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_MARVELL_EXT, 0x9178,
|
|
PCI_VENDOR_ID_MARVELL_EXT, 0x9170),
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9170 */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a),
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172),
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9182 */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9182),
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192),
|
|
.driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0),
|
|
.driver_data = board_ahci_yes_fbs },
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a2), /* 88se91a2 */
|
|
.driver_data = board_ahci_yes_fbs },
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3),
|
|
.driver_data = board_ahci_yes_fbs },
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230),
|
|
.driver_data = board_ahci_yes_fbs },
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0642),
|
|
.driver_data = board_ahci_yes_fbs },
|
|
|
|
/* Promise */
|
|
{ PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */
|
|
{ PCI_VDEVICE(PROMISE, 0x3781), board_ahci }, /* FastTrak TX8660 ahci-mode */
|
|
|
|
/* Asmedia */
|
|
{ PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */
|
|
{ PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */
|
|
{ PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */
|
|
{ PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */
|
|
|
|
/*
|
|
* Samsung SSDs found on some macbooks. NCQ times out if MSI is
|
|
* enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731
|
|
*/
|
|
{ PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi },
|
|
{ PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi },
|
|
|
|
/* Enmotus */
|
|
{ PCI_DEVICE(0x1c44, 0x8000), board_ahci },
|
|
|
|
/* Generic, PCI class code for AHCI */
|
|
{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
|
|
PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci },
|
|
|
|
{ } /* terminate list */
|
|
};
|
|
|
|
static const struct dev_pm_ops ahci_pci_pm_ops = {
|
|
SET_SYSTEM_SLEEP_PM_OPS(ahci_pci_device_suspend, ahci_pci_device_resume)
|
|
SET_RUNTIME_PM_OPS(ahci_pci_device_runtime_suspend,
|
|
ahci_pci_device_runtime_resume, NULL)
|
|
};
|
|
|
|
static struct pci_driver ahci_pci_driver = {
|
|
.name = DRV_NAME,
|
|
.id_table = ahci_pci_tbl,
|
|
.probe = ahci_init_one,
|
|
.remove = ahci_remove_one,
|
|
.driver = {
|
|
.pm = &ahci_pci_pm_ops,
|
|
},
|
|
};
|
|
|
|
#if defined(CONFIG_PATA_MARVELL) || defined(CONFIG_PATA_MARVELL_MODULE)
|
|
static int marvell_enable;
|
|
#else
|
|
static int marvell_enable = 1;
|
|
#endif
|
|
module_param(marvell_enable, int, 0644);
|
|
MODULE_PARM_DESC(marvell_enable, "Marvell SATA via AHCI (1 = enabled)");
|
|
|
|
|
|
static void ahci_pci_save_initial_config(struct pci_dev *pdev,
|
|
struct ahci_host_priv *hpriv)
|
|
{
|
|
if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) {
|
|
dev_info(&pdev->dev, "JMB361 has only one port\n");
|
|
hpriv->force_port_map = 1;
|
|
}
|
|
|
|
/*
|
|
* Temporary Marvell 6145 hack: PATA port presence
|
|
* is asserted through the standard AHCI port
|
|
* presence register, as bit 4 (counting from 0)
|
|
*/
|
|
if (hpriv->flags & AHCI_HFLAG_MV_PATA) {
|
|
if (pdev->device == 0x6121)
|
|
hpriv->mask_port_map = 0x3;
|
|
else
|
|
hpriv->mask_port_map = 0xf;
|
|
dev_info(&pdev->dev,
|
|
"Disabling your PATA port. Use the boot option 'ahci.marvell_enable=0' to avoid this.\n");
|
|
}
|
|
|
|
ahci_save_initial_config(&pdev->dev, hpriv);
|
|
}
|
|
|
|
static int ahci_pci_reset_controller(struct ata_host *host)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(host->dev);
|
|
|
|
ahci_reset_controller(host);
|
|
|
|
if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
|
|
struct ahci_host_priv *hpriv = host->private_data;
|
|
u16 tmp16;
|
|
|
|
/* configure PCS */
|
|
pci_read_config_word(pdev, 0x92, &tmp16);
|
|
if ((tmp16 & hpriv->port_map) != hpriv->port_map) {
|
|
tmp16 |= hpriv->port_map;
|
|
pci_write_config_word(pdev, 0x92, tmp16);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ahci_pci_init_controller(struct ata_host *host)
|
|
{
|
|
struct ahci_host_priv *hpriv = host->private_data;
|
|
struct pci_dev *pdev = to_pci_dev(host->dev);
|
|
void __iomem *port_mmio;
|
|
u32 tmp;
|
|
int mv;
|
|
|
|
if (hpriv->flags & AHCI_HFLAG_MV_PATA) {
|
|
if (pdev->device == 0x6121)
|
|
mv = 2;
|
|
else
|
|
mv = 4;
|
|
port_mmio = __ahci_port_base(host, mv);
|
|
|
|
writel(0, port_mmio + PORT_IRQ_MASK);
|
|
|
|
/* clear port IRQ */
|
|
tmp = readl(port_mmio + PORT_IRQ_STAT);
|
|
VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp);
|
|
if (tmp)
|
|
writel(tmp, port_mmio + PORT_IRQ_STAT);
|
|
}
|
|
|
|
ahci_init_controller(host);
|
|
}
|
|
|
|
static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
|
|
unsigned long deadline)
|
|
{
|
|
struct ata_port *ap = link->ap;
|
|
struct ahci_host_priv *hpriv = ap->host->private_data;
|
|
bool online;
|
|
int rc;
|
|
|
|
DPRINTK("ENTER\n");
|
|
|
|
ahci_stop_engine(ap);
|
|
|
|
rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context),
|
|
deadline, &online, NULL);
|
|
|
|
hpriv->start_engine(ap);
|
|
|
|
DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class);
|
|
|
|
/* vt8251 doesn't clear BSY on signature FIS reception,
|
|
* request follow-up softreset.
|
|
*/
|
|
return online ? -EAGAIN : rc;
|
|
}
|
|
|
|
static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
|
|
unsigned long deadline)
|
|
{
|
|
struct ata_port *ap = link->ap;
|
|
struct ahci_port_priv *pp = ap->private_data;
|
|
struct ahci_host_priv *hpriv = ap->host->private_data;
|
|
u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
|
|
struct ata_taskfile tf;
|
|
bool online;
|
|
int rc;
|
|
|
|
ahci_stop_engine(ap);
|
|
|
|
/* clear D2H reception area to properly wait for D2H FIS */
|
|
ata_tf_init(link->device, &tf);
|
|
tf.command = ATA_BUSY;
|
|
ata_tf_to_fis(&tf, 0, 0, d2h_fis);
|
|
|
|
rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context),
|
|
deadline, &online, NULL);
|
|
|
|
hpriv->start_engine(ap);
|
|
|
|
/* The pseudo configuration device on SIMG4726 attached to
|
|
* ASUS P5W-DH Deluxe doesn't send signature FIS after
|
|
* hardreset if no device is attached to the first downstream
|
|
* port && the pseudo device locks up on SRST w/ PMP==0. To
|
|
* work around this, wait for !BSY only briefly. If BSY isn't
|
|
* cleared, perform CLO and proceed to IDENTIFY (achieved by
|
|
* ATA_LFLAG_NO_SRST and ATA_LFLAG_ASSUME_ATA).
|
|
*
|
|
* Wait for two seconds. Devices attached to downstream port
|
|
* which can't process the following IDENTIFY after this will
|
|
* have to be reset again. For most cases, this should
|
|
* suffice while making probing snappish enough.
|
|
*/
|
|
if (online) {
|
|
rc = ata_wait_after_reset(link, jiffies + 2 * HZ,
|
|
ahci_check_ready);
|
|
if (rc)
|
|
ahci_kick_engine(ap);
|
|
}
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* ahci_avn_hardreset - attempt more aggressive recovery of Avoton ports.
|
|
*
|
|
* It has been observed with some SSDs that the timing of events in the
|
|
* link synchronization phase can leave the port in a state that can not
|
|
* be recovered by a SATA-hard-reset alone. The failing signature is
|
|
* SStatus.DET stuck at 1 ("Device presence detected but Phy
|
|
* communication not established"). It was found that unloading and
|
|
* reloading the driver when this problem occurs allows the drive
|
|
* connection to be recovered (DET advanced to 0x3). The critical
|
|
* component of reloading the driver is that the port state machines are
|
|
* reset by bouncing "port enable" in the AHCI PCS configuration
|
|
* register. So, reproduce that effect by bouncing a port whenever we
|
|
* see DET==1 after a reset.
|
|
*/
|
|
static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
|
|
unsigned long deadline)
|
|
{
|
|
const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context);
|
|
struct ata_port *ap = link->ap;
|
|
struct ahci_port_priv *pp = ap->private_data;
|
|
struct ahci_host_priv *hpriv = ap->host->private_data;
|
|
u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
|
|
unsigned long tmo = deadline - jiffies;
|
|
struct ata_taskfile tf;
|
|
bool online;
|
|
int rc, i;
|
|
|
|
DPRINTK("ENTER\n");
|
|
|
|
ahci_stop_engine(ap);
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
u16 val;
|
|
u32 sstatus;
|
|
int port = ap->port_no;
|
|
struct ata_host *host = ap->host;
|
|
struct pci_dev *pdev = to_pci_dev(host->dev);
|
|
|
|
/* clear D2H reception area to properly wait for D2H FIS */
|
|
ata_tf_init(link->device, &tf);
|
|
tf.command = ATA_BUSY;
|
|
ata_tf_to_fis(&tf, 0, 0, d2h_fis);
|
|
|
|
rc = sata_link_hardreset(link, timing, deadline, &online,
|
|
ahci_check_ready);
|
|
|
|
if (sata_scr_read(link, SCR_STATUS, &sstatus) != 0 ||
|
|
(sstatus & 0xf) != 1)
|
|
break;
|
|
|
|
ata_link_printk(link, KERN_INFO, "avn bounce port%d\n",
|
|
port);
|
|
|
|
pci_read_config_word(pdev, 0x92, &val);
|
|
val &= ~(1 << port);
|
|
pci_write_config_word(pdev, 0x92, val);
|
|
ata_msleep(ap, 1000);
|
|
val |= 1 << port;
|
|
pci_write_config_word(pdev, 0x92, val);
|
|
deadline += tmo;
|
|
}
|
|
|
|
hpriv->start_engine(ap);
|
|
|
|
if (online)
|
|
*class = ahci_dev_classify(ap);
|
|
|
|
DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class);
|
|
return rc;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_PM
|
|
static void ahci_pci_disable_interrupts(struct ata_host *host)
|
|
{
|
|
struct ahci_host_priv *hpriv = host->private_data;
|
|
void __iomem *mmio = hpriv->mmio;
|
|
u32 ctl;
|
|
|
|
/* AHCI spec rev1.1 section 8.3.3:
|
|
* Software must disable interrupts prior to requesting a
|
|
* transition of the HBA to D3 state.
|
|
*/
|
|
ctl = readl(mmio + HOST_CTL);
|
|
ctl &= ~HOST_IRQ_EN;
|
|
writel(ctl, mmio + HOST_CTL);
|
|
readl(mmio + HOST_CTL); /* flush */
|
|
}
|
|
|
|
static int ahci_pci_device_runtime_suspend(struct device *dev)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(dev);
|
|
struct ata_host *host = pci_get_drvdata(pdev);
|
|
|
|
ahci_pci_disable_interrupts(host);
|
|
return 0;
|
|
}
|
|
|
|
static int ahci_pci_device_runtime_resume(struct device *dev)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(dev);
|
|
struct ata_host *host = pci_get_drvdata(pdev);
|
|
int rc;
|
|
|
|
rc = ahci_pci_reset_controller(host);
|
|
if (rc)
|
|
return rc;
|
|
ahci_pci_init_controller(host);
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static int ahci_pci_device_suspend(struct device *dev)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(dev);
|
|
struct ata_host *host = pci_get_drvdata(pdev);
|
|
struct ahci_host_priv *hpriv = host->private_data;
|
|
|
|
if (hpriv->flags & AHCI_HFLAG_NO_SUSPEND) {
|
|
dev_err(&pdev->dev,
|
|
"BIOS update required for suspend/resume\n");
|
|
return -EIO;
|
|
}
|
|
|
|
ahci_pci_disable_interrupts(host);
|
|
return ata_host_suspend(host, PMSG_SUSPEND);
|
|
}
|
|
|
|
static int ahci_pci_device_resume(struct device *dev)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(dev);
|
|
struct ata_host *host = pci_get_drvdata(pdev);
|
|
int rc;
|
|
|
|
/* Apple BIOS helpfully mangles the registers on resume */
|
|
if (is_mcp89_apple(pdev))
|
|
ahci_mcp89_apple_enable(pdev);
|
|
|
|
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
|
|
rc = ahci_pci_reset_controller(host);
|
|
if (rc)
|
|
return rc;
|
|
|
|
ahci_pci_init_controller(host);
|
|
}
|
|
|
|
ata_host_resume(host);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#endif /* CONFIG_PM */
|
|
|
|
static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac)
|
|
{
|
|
int rc;
|
|
|
|
/*
|
|
* If the device fixup already set the dma_mask to some non-standard
|
|
* value, don't extend it here. This happens on STA2X11, for example.
|
|
*/
|
|
if (pdev->dma_mask && pdev->dma_mask < DMA_BIT_MASK(32))
|
|
return 0;
|
|
|
|
if (using_dac &&
|
|
!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
|
|
rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
|
|
if (rc) {
|
|
rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
|
|
if (rc) {
|
|
dev_err(&pdev->dev,
|
|
"64-bit DMA enable failed\n");
|
|
return rc;
|
|
}
|
|
}
|
|
} else {
|
|
rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
|
|
if (rc) {
|
|
dev_err(&pdev->dev, "32-bit DMA enable failed\n");
|
|
return rc;
|
|
}
|
|
rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
|
|
if (rc) {
|
|
dev_err(&pdev->dev,
|
|
"32-bit consistent DMA enable failed\n");
|
|
return rc;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void ahci_pci_print_info(struct ata_host *host)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(host->dev);
|
|
u16 cc;
|
|
const char *scc_s;
|
|
|
|
pci_read_config_word(pdev, 0x0a, &cc);
|
|
if (cc == PCI_CLASS_STORAGE_IDE)
|
|
scc_s = "IDE";
|
|
else if (cc == PCI_CLASS_STORAGE_SATA)
|
|
scc_s = "SATA";
|
|
else if (cc == PCI_CLASS_STORAGE_RAID)
|
|
scc_s = "RAID";
|
|
else
|
|
scc_s = "unknown";
|
|
|
|
ahci_print_info(host, scc_s);
|
|
}
|
|
|
|
/* On ASUS P5W DH Deluxe, the second port of PCI device 00:1f.2 is
|
|
* hardwired to on-board SIMG 4726. The chipset is ICH8 and doesn't
|
|
* support PMP and the 4726 either directly exports the device
|
|
* attached to the first downstream port or acts as a hardware storage
|
|
* controller and emulate a single ATA device (can be RAID 0/1 or some
|
|
* other configuration).
|
|
*
|
|
* When there's no device attached to the first downstream port of the
|
|
* 4726, "Config Disk" appears, which is a pseudo ATA device to
|
|
* configure the 4726. However, ATA emulation of the device is very
|
|
* lame. It doesn't send signature D2H Reg FIS after the initial
|
|
* hardreset, pukes on SRST w/ PMP==0 and has bunch of other issues.
|
|
*
|
|
* The following function works around the problem by always using
|
|
* hardreset on the port and not depending on receiving signature FIS
|
|
* afterward. If signature FIS isn't received soon, ATA class is
|
|
* assumed without follow-up softreset.
|
|
*/
|
|
static void ahci_p5wdh_workaround(struct ata_host *host)
|
|
{
|
|
static const struct dmi_system_id sysids[] = {
|
|
{
|
|
.ident = "P5W DH Deluxe",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR,
|
|
"ASUSTEK COMPUTER INC"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "P5W DH Deluxe"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
struct pci_dev *pdev = to_pci_dev(host->dev);
|
|
|
|
if (pdev->bus->number == 0 && pdev->devfn == PCI_DEVFN(0x1f, 2) &&
|
|
dmi_check_system(sysids)) {
|
|
struct ata_port *ap = host->ports[1];
|
|
|
|
dev_info(&pdev->dev,
|
|
"enabling ASUS P5W DH Deluxe on-board SIMG4726 workaround\n");
|
|
|
|
ap->ops = &ahci_p5wdh_ops;
|
|
ap->link.flags |= ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Macbook7,1 firmware forcibly disables MCP89 AHCI and changes PCI ID when
|
|
* booting in BIOS compatibility mode. We restore the registers but not ID.
|
|
*/
|
|
static void ahci_mcp89_apple_enable(struct pci_dev *pdev)
|
|
{
|
|
u32 val;
|
|
|
|
printk(KERN_INFO "ahci: enabling MCP89 AHCI mode\n");
|
|
|
|
pci_read_config_dword(pdev, 0xf8, &val);
|
|
val |= 1 << 0x1b;
|
|
/* the following changes the device ID, but appears not to affect function */
|
|
/* val = (val & ~0xf0000000) | 0x80000000; */
|
|
pci_write_config_dword(pdev, 0xf8, val);
|
|
|
|
pci_read_config_dword(pdev, 0x54c, &val);
|
|
val |= 1 << 0xc;
|
|
pci_write_config_dword(pdev, 0x54c, val);
|
|
|
|
pci_read_config_dword(pdev, 0x4a4, &val);
|
|
val &= 0xff;
|
|
val |= 0x01060100;
|
|
pci_write_config_dword(pdev, 0x4a4, val);
|
|
|
|
pci_read_config_dword(pdev, 0x54c, &val);
|
|
val &= ~(1 << 0xc);
|
|
pci_write_config_dword(pdev, 0x54c, val);
|
|
|
|
pci_read_config_dword(pdev, 0xf8, &val);
|
|
val &= ~(1 << 0x1b);
|
|
pci_write_config_dword(pdev, 0xf8, val);
|
|
}
|
|
|
|
static bool is_mcp89_apple(struct pci_dev *pdev)
|
|
{
|
|
return pdev->vendor == PCI_VENDOR_ID_NVIDIA &&
|
|
pdev->device == PCI_DEVICE_ID_NVIDIA_NFORCE_MCP89_SATA &&
|
|
pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE &&
|
|
pdev->subsystem_device == 0xcb89;
|
|
}
|
|
|
|
/* only some SB600 ahci controllers can do 64bit DMA */
|
|
static bool ahci_sb600_enable_64bit(struct pci_dev *pdev)
|
|
{
|
|
static const struct dmi_system_id sysids[] = {
|
|
/*
|
|
* The oldest version known to be broken is 0901 and
|
|
* working is 1501 which was released on 2007-10-26.
|
|
* Enable 64bit DMA on 1501 and anything newer.
|
|
*
|
|
* Please read bko#9412 for more info.
|
|
*/
|
|
{
|
|
.ident = "ASUS M2A-VM",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR,
|
|
"ASUSTeK Computer INC."),
|
|
DMI_MATCH(DMI_BOARD_NAME, "M2A-VM"),
|
|
},
|
|
.driver_data = "20071026", /* yyyymmdd */
|
|
},
|
|
/*
|
|
* All BIOS versions for the MSI K9A2 Platinum (MS-7376)
|
|
* support 64bit DMA.
|
|
*
|
|
* BIOS versions earlier than 1.5 had the Manufacturer DMI
|
|
* fields as "MICRO-STAR INTERANTIONAL CO.,LTD".
|
|
* This spelling mistake was fixed in BIOS version 1.5, so
|
|
* 1.5 and later have the Manufacturer as
|
|
* "MICRO-STAR INTERNATIONAL CO.,LTD".
|
|
* So try to match on DMI_BOARD_VENDOR of "MICRO-STAR INTER".
|
|
*
|
|
* BIOS versions earlier than 1.9 had a Board Product Name
|
|
* DMI field of "MS-7376". This was changed to be
|
|
* "K9A2 Platinum (MS-7376)" in version 1.9, but we can still
|
|
* match on DMI_BOARD_NAME of "MS-7376".
|
|
*/
|
|
{
|
|
.ident = "MSI K9A2 Platinum",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR,
|
|
"MICRO-STAR INTER"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "MS-7376"),
|
|
},
|
|
},
|
|
/*
|
|
* All BIOS versions for the MSI K9AGM2 (MS-7327) support
|
|
* 64bit DMA.
|
|
*
|
|
* This board also had the typo mentioned above in the
|
|
* Manufacturer DMI field (fixed in BIOS version 1.5), so
|
|
* match on DMI_BOARD_VENDOR of "MICRO-STAR INTER" again.
|
|
*/
|
|
{
|
|
.ident = "MSI K9AGM2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR,
|
|
"MICRO-STAR INTER"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "MS-7327"),
|
|
},
|
|
},
|
|
/*
|
|
* All BIOS versions for the Asus M3A support 64bit DMA.
|
|
* (all release versions from 0301 to 1206 were tested)
|
|
*/
|
|
{
|
|
.ident = "ASUS M3A",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR,
|
|
"ASUSTeK Computer INC."),
|
|
DMI_MATCH(DMI_BOARD_NAME, "M3A"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
const struct dmi_system_id *match;
|
|
int year, month, date;
|
|
char buf[9];
|
|
|
|
match = dmi_first_match(sysids);
|
|
if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) ||
|
|
!match)
|
|
return false;
|
|
|
|
if (!match->driver_data)
|
|
goto enable_64bit;
|
|
|
|
dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
|
|
snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
|
|
|
|
if (strcmp(buf, match->driver_data) >= 0)
|
|
goto enable_64bit;
|
|
else {
|
|
dev_warn(&pdev->dev,
|
|
"%s: BIOS too old, forcing 32bit DMA, update BIOS\n",
|
|
match->ident);
|
|
return false;
|
|
}
|
|
|
|
enable_64bit:
|
|
dev_warn(&pdev->dev, "%s: enabling 64bit DMA\n", match->ident);
|
|
return true;
|
|
}
|
|
|
|
static bool ahci_broken_system_poweroff(struct pci_dev *pdev)
|
|
{
|
|
static const struct dmi_system_id broken_systems[] = {
|
|
{
|
|
.ident = "HP Compaq nx6310",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6310"),
|
|
},
|
|
/* PCI slot number of the controller */
|
|
.driver_data = (void *)0x1FUL,
|
|
},
|
|
{
|
|
.ident = "HP Compaq 6720s",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6720s"),
|
|
},
|
|
/* PCI slot number of the controller */
|
|
.driver_data = (void *)0x1FUL,
|
|
},
|
|
|
|
{ } /* terminate list */
|
|
};
|
|
const struct dmi_system_id *dmi = dmi_first_match(broken_systems);
|
|
|
|
if (dmi) {
|
|
unsigned long slot = (unsigned long)dmi->driver_data;
|
|
/* apply the quirk only to on-board controllers */
|
|
return slot == PCI_SLOT(pdev->devfn);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool ahci_broken_suspend(struct pci_dev *pdev)
|
|
{
|
|
static const struct dmi_system_id sysids[] = {
|
|
/*
|
|
* On HP dv[4-6] and HDX18 with earlier BIOSen, link
|
|
* to the harddisk doesn't become online after
|
|
* resuming from STR. Warn and fail suspend.
|
|
*
|
|
* http://bugzilla.kernel.org/show_bug.cgi?id=12276
|
|
*
|
|
* Use dates instead of versions to match as HP is
|
|
* apparently recycling both product and version
|
|
* strings.
|
|
*
|
|
* http://bugzilla.kernel.org/show_bug.cgi?id=15462
|
|
*/
|
|
{
|
|
.ident = "dv4",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME,
|
|
"HP Pavilion dv4 Notebook PC"),
|
|
},
|
|
.driver_data = "20090105", /* F.30 */
|
|
},
|
|
{
|
|
.ident = "dv5",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME,
|
|
"HP Pavilion dv5 Notebook PC"),
|
|
},
|
|
.driver_data = "20090506", /* F.16 */
|
|
},
|
|
{
|
|
.ident = "dv6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME,
|
|
"HP Pavilion dv6 Notebook PC"),
|
|
},
|
|
.driver_data = "20090423", /* F.21 */
|
|
},
|
|
{
|
|
.ident = "HDX18",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME,
|
|
"HP HDX18 Notebook PC"),
|
|
},
|
|
.driver_data = "20090430", /* F.23 */
|
|
},
|
|
/*
|
|
* Acer eMachines G725 has the same problem. BIOS
|
|
* V1.03 is known to be broken. V3.04 is known to
|
|
* work. Between, there are V1.06, V2.06 and V3.03
|
|
* that we don't have much idea about. For now,
|
|
* blacklist anything older than V3.04.
|
|
*
|
|
* http://bugzilla.kernel.org/show_bug.cgi?id=15104
|
|
*/
|
|
{
|
|
.ident = "G725",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "eMachines"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"),
|
|
},
|
|
.driver_data = "20091216", /* V3.04 */
|
|
},
|
|
{ } /* terminate list */
|
|
};
|
|
const struct dmi_system_id *dmi = dmi_first_match(sysids);
|
|
int year, month, date;
|
|
char buf[9];
|
|
|
|
if (!dmi || pdev->bus->number || pdev->devfn != PCI_DEVFN(0x1f, 2))
|
|
return false;
|
|
|
|
dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
|
|
snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
|
|
|
|
return strcmp(buf, dmi->driver_data) < 0;
|
|
}
|
|
|
|
static bool ahci_broken_online(struct pci_dev *pdev)
|
|
{
|
|
#define ENCODE_BUSDEVFN(bus, slot, func) \
|
|
(void *)(unsigned long)(((bus) << 8) | PCI_DEVFN((slot), (func)))
|
|
static const struct dmi_system_id sysids[] = {
|
|
/*
|
|
* There are several gigabyte boards which use
|
|
* SIMG5723s configured as hardware RAID. Certain
|
|
* 5723 firmware revisions shipped there keep the link
|
|
* online but fail to answer properly to SRST or
|
|
* IDENTIFY when no device is attached downstream
|
|
* causing libata to retry quite a few times leading
|
|
* to excessive detection delay.
|
|
*
|
|
* As these firmwares respond to the second reset try
|
|
* with invalid device signature, considering unknown
|
|
* sig as offline works around the problem acceptably.
|
|
*/
|
|
{
|
|
.ident = "EP45-DQ6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR,
|
|
"Gigabyte Technology Co., Ltd."),
|
|
DMI_MATCH(DMI_BOARD_NAME, "EP45-DQ6"),
|
|
},
|
|
.driver_data = ENCODE_BUSDEVFN(0x0a, 0x00, 0),
|
|
},
|
|
{
|
|
.ident = "EP45-DS5",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR,
|
|
"Gigabyte Technology Co., Ltd."),
|
|
DMI_MATCH(DMI_BOARD_NAME, "EP45-DS5"),
|
|
},
|
|
.driver_data = ENCODE_BUSDEVFN(0x03, 0x00, 0),
|
|
},
|
|
{ } /* terminate list */
|
|
};
|
|
#undef ENCODE_BUSDEVFN
|
|
const struct dmi_system_id *dmi = dmi_first_match(sysids);
|
|
unsigned int val;
|
|
|
|
if (!dmi)
|
|
return false;
|
|
|
|
val = (unsigned long)dmi->driver_data;
|
|
|
|
return pdev->bus->number == (val >> 8) && pdev->devfn == (val & 0xff);
|
|
}
|
|
|
|
static bool ahci_broken_devslp(struct pci_dev *pdev)
|
|
{
|
|
/* device with broken DEVSLP but still showing SDS capability */
|
|
static const struct pci_device_id ids[] = {
|
|
{ PCI_VDEVICE(INTEL, 0x0f23)}, /* Valleyview SoC */
|
|
{}
|
|
};
|
|
|
|
return pci_match_id(ids, pdev);
|
|
}
|
|
|
|
#ifdef CONFIG_ATA_ACPI
|
|
static void ahci_gtf_filter_workaround(struct ata_host *host)
|
|
{
|
|
static const struct dmi_system_id sysids[] = {
|
|
/*
|
|
* Aspire 3810T issues a bunch of SATA enable commands
|
|
* via _GTF including an invalid one and one which is
|
|
* rejected by the device. Among the successful ones
|
|
* is FPDMA non-zero offset enable which when enabled
|
|
* only on the drive side leads to NCQ command
|
|
* failures. Filter it out.
|
|
*/
|
|
{
|
|
.ident = "Aspire 3810T",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3810T"),
|
|
},
|
|
.driver_data = (void *)ATA_ACPI_FILTER_FPDMA_OFFSET,
|
|
},
|
|
{ }
|
|
};
|
|
const struct dmi_system_id *dmi = dmi_first_match(sysids);
|
|
unsigned int filter;
|
|
int i;
|
|
|
|
if (!dmi)
|
|
return;
|
|
|
|
filter = (unsigned long)dmi->driver_data;
|
|
dev_info(host->dev, "applying extra ACPI _GTF filter 0x%x for %s\n",
|
|
filter, dmi->ident);
|
|
|
|
for (i = 0; i < host->n_ports; i++) {
|
|
struct ata_port *ap = host->ports[i];
|
|
struct ata_link *link;
|
|
struct ata_device *dev;
|
|
|
|
ata_for_each_link(link, ap, EDGE)
|
|
ata_for_each_dev(dev, link, ALL)
|
|
dev->gtf_filter |= filter;
|
|
}
|
|
}
|
|
#else
|
|
static inline void ahci_gtf_filter_workaround(struct ata_host *host)
|
|
{}
|
|
#endif
|
|
|
|
#ifdef CONFIG_ARM64
|
|
/*
|
|
* Due to ERRATA#22536, ThunderX needs to handle HOST_IRQ_STAT differently.
|
|
* Workaround is to make sure all pending IRQs are served before leaving
|
|
* handler.
|
|
*/
|
|
static irqreturn_t ahci_thunderx_irq_handler(int irq, void *dev_instance)
|
|
{
|
|
struct ata_host *host = dev_instance;
|
|
struct ahci_host_priv *hpriv;
|
|
unsigned int rc = 0;
|
|
void __iomem *mmio;
|
|
u32 irq_stat, irq_masked;
|
|
unsigned int handled = 1;
|
|
|
|
VPRINTK("ENTER\n");
|
|
hpriv = host->private_data;
|
|
mmio = hpriv->mmio;
|
|
irq_stat = readl(mmio + HOST_IRQ_STAT);
|
|
if (!irq_stat)
|
|
return IRQ_NONE;
|
|
|
|
do {
|
|
irq_masked = irq_stat & hpriv->port_map;
|
|
spin_lock(&host->lock);
|
|
rc = ahci_handle_port_intr(host, irq_masked);
|
|
if (!rc)
|
|
handled = 0;
|
|
writel(irq_stat, mmio + HOST_IRQ_STAT);
|
|
irq_stat = readl(mmio + HOST_IRQ_STAT);
|
|
spin_unlock(&host->lock);
|
|
} while (irq_stat);
|
|
VPRINTK("EXIT\n");
|
|
|
|
return IRQ_RETVAL(handled);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* ahci_init_msix() - optionally enable per-port MSI-X otherwise defer
|
|
* to single msi.
|
|
*/
|
|
static int ahci_init_msix(struct pci_dev *pdev, unsigned int n_ports,
|
|
struct ahci_host_priv *hpriv, unsigned long flags)
|
|
{
|
|
int nvec, i, rc;
|
|
|
|
/* Do not init MSI-X if MSI is disabled for the device */
|
|
if (hpriv->flags & AHCI_HFLAG_NO_MSI)
|
|
return -ENODEV;
|
|
|
|
nvec = pci_msix_vec_count(pdev);
|
|
if (nvec < 0)
|
|
return nvec;
|
|
|
|
/*
|
|
* Proper MSI-X implementations will have a vector per-port.
|
|
* Barring that, we prefer single-MSI over single-MSIX. If this
|
|
* check fails (not enough MSI-X vectors for all ports) we will
|
|
* be called again with the flag clear iff ahci_init_msi()
|
|
* fails.
|
|
*/
|
|
if (flags & AHCI_HFLAG_MULTI_MSIX) {
|
|
if (nvec < n_ports)
|
|
return -ENODEV;
|
|
nvec = n_ports;
|
|
} else if (nvec) {
|
|
nvec = 1;
|
|
} else {
|
|
/*
|
|
* Emit dev_err() since this was the non-legacy irq
|
|
* method of last resort.
|
|
*/
|
|
rc = -ENODEV;
|
|
goto fail;
|
|
}
|
|
|
|
for (i = 0; i < nvec; i++)
|
|
hpriv->msix[i].entry = i;
|
|
rc = pci_enable_msix_exact(pdev, hpriv->msix, nvec);
|
|
if (rc < 0)
|
|
goto fail;
|
|
|
|
if (nvec > 1)
|
|
hpriv->flags |= AHCI_HFLAG_MULTI_MSIX;
|
|
hpriv->irq = hpriv->msix[0].vector; /* for single msi-x */
|
|
|
|
return nvec;
|
|
fail:
|
|
dev_err(&pdev->dev,
|
|
"failed to enable MSI-X with error %d, # of vectors: %d\n",
|
|
rc, nvec);
|
|
|
|
return rc;
|
|
}
|
|
|
|
static int ahci_init_msi(struct pci_dev *pdev, unsigned int n_ports,
|
|
struct ahci_host_priv *hpriv)
|
|
{
|
|
int rc, nvec;
|
|
|
|
if (hpriv->flags & AHCI_HFLAG_NO_MSI)
|
|
return -ENODEV;
|
|
|
|
nvec = pci_msi_vec_count(pdev);
|
|
if (nvec < 0)
|
|
return nvec;
|
|
|
|
/*
|
|
* If number of MSIs is less than number of ports then Sharing Last
|
|
* Message mode could be enforced. In this case assume that advantage
|
|
* of multipe MSIs is negated and use single MSI mode instead.
|
|
*/
|
|
if (nvec < n_ports)
|
|
goto single_msi;
|
|
|
|
rc = pci_enable_msi_exact(pdev, nvec);
|
|
if (rc == -ENOSPC)
|
|
goto single_msi;
|
|
if (rc < 0)
|
|
return rc;
|
|
|
|
/* fallback to single MSI mode if the controller enforced MRSM mode */
|
|
if (readl(hpriv->mmio + HOST_CTL) & HOST_MRSM) {
|
|
pci_disable_msi(pdev);
|
|
printk(KERN_INFO "ahci: MRSM is on, fallback to single MSI\n");
|
|
goto single_msi;
|
|
}
|
|
|
|
if (nvec > 1)
|
|
hpriv->flags |= AHCI_HFLAG_MULTI_MSI;
|
|
|
|
goto out;
|
|
|
|
single_msi:
|
|
nvec = 1;
|
|
|
|
rc = pci_enable_msi(pdev);
|
|
if (rc < 0)
|
|
return rc;
|
|
out:
|
|
hpriv->irq = pdev->irq;
|
|
|
|
return nvec;
|
|
}
|
|
|
|
static int ahci_init_interrupts(struct pci_dev *pdev, unsigned int n_ports,
|
|
struct ahci_host_priv *hpriv)
|
|
{
|
|
int nvec;
|
|
|
|
/*
|
|
* Try to enable per-port MSI-X. If the host is not capable
|
|
* fall back to single MSI before finally attempting single
|
|
* MSI-X.
|
|
*/
|
|
nvec = ahci_init_msix(pdev, n_ports, hpriv, AHCI_HFLAG_MULTI_MSIX);
|
|
if (nvec >= 0)
|
|
return nvec;
|
|
|
|
nvec = ahci_init_msi(pdev, n_ports, hpriv);
|
|
if (nvec >= 0)
|
|
return nvec;
|
|
|
|
/* try single-msix */
|
|
nvec = ahci_init_msix(pdev, n_ports, hpriv, 0);
|
|
if (nvec >= 0)
|
|
return nvec;
|
|
|
|
/* legacy intx interrupts */
|
|
pci_intx(pdev, 1);
|
|
hpriv->irq = pdev->irq;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
|
|
{
|
|
unsigned int board_id = ent->driver_data;
|
|
struct ata_port_info pi = ahci_port_info[board_id];
|
|
const struct ata_port_info *ppi[] = { &pi, NULL };
|
|
struct device *dev = &pdev->dev;
|
|
struct ahci_host_priv *hpriv;
|
|
struct ata_host *host;
|
|
int n_ports, i, rc;
|
|
int ahci_pci_bar = AHCI_PCI_BAR_STANDARD;
|
|
|
|
VPRINTK("ENTER\n");
|
|
|
|
WARN_ON((int)ATA_MAX_QUEUE > AHCI_MAX_CMDS);
|
|
|
|
ata_print_version_once(&pdev->dev, DRV_VERSION);
|
|
|
|
/* The AHCI driver can only drive the SATA ports, the PATA driver
|
|
can drive them all so if both drivers are selected make sure
|
|
AHCI stays out of the way */
|
|
if (pdev->vendor == PCI_VENDOR_ID_MARVELL && !marvell_enable)
|
|
return -ENODEV;
|
|
|
|
/* Apple BIOS on MCP89 prevents us using AHCI */
|
|
if (is_mcp89_apple(pdev))
|
|
ahci_mcp89_apple_enable(pdev);
|
|
|
|
/* Promise's PDC42819 is a SAS/SATA controller that has an AHCI mode.
|
|
* At the moment, we can only use the AHCI mode. Let the users know
|
|
* that for SAS drives they're out of luck.
|
|
*/
|
|
if (pdev->vendor == PCI_VENDOR_ID_PROMISE)
|
|
dev_info(&pdev->dev,
|
|
"PDC42819 can only drive SATA devices with this driver\n");
|
|
|
|
/* Some devices use non-standard BARs */
|
|
if (pdev->vendor == PCI_VENDOR_ID_STMICRO && pdev->device == 0xCC06)
|
|
ahci_pci_bar = AHCI_PCI_BAR_STA2X11;
|
|
else if (pdev->vendor == 0x1c44 && pdev->device == 0x8000)
|
|
ahci_pci_bar = AHCI_PCI_BAR_ENMOTUS;
|
|
else if (pdev->vendor == 0x177d && pdev->device == 0xa01c)
|
|
ahci_pci_bar = AHCI_PCI_BAR_CAVIUM;
|
|
|
|
/* acquire resources */
|
|
rc = pcim_enable_device(pdev);
|
|
if (rc)
|
|
return rc;
|
|
|
|
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
|
|
(pdev->device == 0x2652 || pdev->device == 0x2653)) {
|
|
u8 map;
|
|
|
|
/* ICH6s share the same PCI ID for both piix and ahci
|
|
* modes. Enabling ahci mode while MAP indicates
|
|
* combined mode is a bad idea. Yield to ata_piix.
|
|
*/
|
|
pci_read_config_byte(pdev, ICH_MAP, &map);
|
|
if (map & 0x3) {
|
|
dev_info(&pdev->dev,
|
|
"controller is in combined mode, can't enable AHCI mode\n");
|
|
return -ENODEV;
|
|
}
|
|
}
|
|
|
|
/* AHCI controllers often implement SFF compatible interface.
|
|
* Grab all PCI BARs just in case.
|
|
*/
|
|
rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME);
|
|
if (rc == -EBUSY)
|
|
pcim_pin_device(pdev);
|
|
if (rc)
|
|
return rc;
|
|
|
|
hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL);
|
|
if (!hpriv)
|
|
return -ENOMEM;
|
|
hpriv->flags |= (unsigned long)pi.private_data;
|
|
|
|
/* MCP65 revision A1 and A2 can't do MSI */
|
|
if (board_id == board_ahci_mcp65 &&
|
|
(pdev->revision == 0xa1 || pdev->revision == 0xa2))
|
|
hpriv->flags |= AHCI_HFLAG_NO_MSI;
|
|
|
|
/* SB800 does NOT need the workaround to ignore SERR_INTERNAL */
|
|
if (board_id == board_ahci_sb700 && pdev->revision >= 0x40)
|
|
hpriv->flags &= ~AHCI_HFLAG_IGN_SERR_INTERNAL;
|
|
|
|
/* only some SB600s can do 64bit DMA */
|
|
if (ahci_sb600_enable_64bit(pdev))
|
|
hpriv->flags &= ~AHCI_HFLAG_32BIT_ONLY;
|
|
|
|
hpriv->mmio = pcim_iomap_table(pdev)[ahci_pci_bar];
|
|
|
|
/* must set flag prior to save config in order to take effect */
|
|
if (ahci_broken_devslp(pdev))
|
|
hpriv->flags |= AHCI_HFLAG_NO_DEVSLP;
|
|
|
|
#ifdef CONFIG_ARM64
|
|
if (pdev->vendor == 0x177d && pdev->device == 0xa01c)
|
|
hpriv->irq_handler = ahci_thunderx_irq_handler;
|
|
#endif
|
|
|
|
/* save initial config */
|
|
ahci_pci_save_initial_config(pdev, hpriv);
|
|
|
|
/* prepare host */
|
|
if (hpriv->cap & HOST_CAP_NCQ) {
|
|
pi.flags |= ATA_FLAG_NCQ;
|
|
/*
|
|
* Auto-activate optimization is supposed to be
|
|
* supported on all AHCI controllers indicating NCQ
|
|
* capability, but it seems to be broken on some
|
|
* chipsets including NVIDIAs.
|
|
*/
|
|
if (!(hpriv->flags & AHCI_HFLAG_NO_FPDMA_AA))
|
|
pi.flags |= ATA_FLAG_FPDMA_AA;
|
|
|
|
/*
|
|
* All AHCI controllers should be forward-compatible
|
|
* with the new auxiliary field. This code should be
|
|
* conditionalized if any buggy AHCI controllers are
|
|
* encountered.
|
|
*/
|
|
pi.flags |= ATA_FLAG_FPDMA_AUX;
|
|
}
|
|
|
|
if (hpriv->cap & HOST_CAP_PMP)
|
|
pi.flags |= ATA_FLAG_PMP;
|
|
|
|
ahci_set_em_messages(hpriv, &pi);
|
|
|
|
if (ahci_broken_system_poweroff(pdev)) {
|
|
pi.flags |= ATA_FLAG_NO_POWEROFF_SPINDOWN;
|
|
dev_info(&pdev->dev,
|
|
"quirky BIOS, skipping spindown on poweroff\n");
|
|
}
|
|
|
|
if (ahci_broken_suspend(pdev)) {
|
|
hpriv->flags |= AHCI_HFLAG_NO_SUSPEND;
|
|
dev_warn(&pdev->dev,
|
|
"BIOS update required for suspend/resume\n");
|
|
}
|
|
|
|
if (ahci_broken_online(pdev)) {
|
|
hpriv->flags |= AHCI_HFLAG_SRST_TOUT_IS_OFFLINE;
|
|
dev_info(&pdev->dev,
|
|
"online status unreliable, applying workaround\n");
|
|
}
|
|
|
|
/* CAP.NP sometimes indicate the index of the last enabled
|
|
* port, at other times, that of the last possible port, so
|
|
* determining the maximum port number requires looking at
|
|
* both CAP.NP and port_map.
|
|
*/
|
|
n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map));
|
|
|
|
host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports);
|
|
if (!host)
|
|
return -ENOMEM;
|
|
host->private_data = hpriv;
|
|
hpriv->msix = devm_kzalloc(&pdev->dev,
|
|
sizeof(struct msix_entry) * n_ports, GFP_KERNEL);
|
|
if (!hpriv->msix)
|
|
return -ENOMEM;
|
|
ahci_init_interrupts(pdev, n_ports, hpriv);
|
|
|
|
if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss)
|
|
host->flags |= ATA_HOST_PARALLEL_SCAN;
|
|
else
|
|
dev_info(&pdev->dev, "SSS flag set, parallel bus scan disabled\n");
|
|
|
|
if (pi.flags & ATA_FLAG_EM)
|
|
ahci_reset_em(host);
|
|
|
|
for (i = 0; i < host->n_ports; i++) {
|
|
struct ata_port *ap = host->ports[i];
|
|
|
|
ata_port_pbar_desc(ap, ahci_pci_bar, -1, "abar");
|
|
ata_port_pbar_desc(ap, ahci_pci_bar,
|
|
0x100 + ap->port_no * 0x80, "port");
|
|
|
|
/* set enclosure management message type */
|
|
if (ap->flags & ATA_FLAG_EM)
|
|
ap->em_message_type = hpriv->em_msg_type;
|
|
|
|
|
|
/* disabled/not-implemented port */
|
|
if (!(hpriv->port_map & (1 << i)))
|
|
ap->ops = &ata_dummy_port_ops;
|
|
}
|
|
|
|
/* apply workaround for ASUS P5W DH Deluxe mainboard */
|
|
ahci_p5wdh_workaround(host);
|
|
|
|
/* apply gtf filter quirk */
|
|
ahci_gtf_filter_workaround(host);
|
|
|
|
/* initialize adapter */
|
|
rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64);
|
|
if (rc)
|
|
return rc;
|
|
|
|
rc = ahci_pci_reset_controller(host);
|
|
if (rc)
|
|
return rc;
|
|
|
|
ahci_pci_init_controller(host);
|
|
ahci_pci_print_info(host);
|
|
|
|
pci_set_master(pdev);
|
|
|
|
rc = ahci_host_activate(host, &ahci_sht);
|
|
if (rc)
|
|
return rc;
|
|
|
|
pm_runtime_put_noidle(&pdev->dev);
|
|
return 0;
|
|
}
|
|
|
|
static void ahci_remove_one(struct pci_dev *pdev)
|
|
{
|
|
pm_runtime_get_noresume(&pdev->dev);
|
|
ata_pci_remove_one(pdev);
|
|
}
|
|
|
|
module_pci_driver(ahci_pci_driver);
|
|
|
|
MODULE_AUTHOR("Jeff Garzik");
|
|
MODULE_DESCRIPTION("AHCI SATA low-level driver");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_DEVICE_TABLE(pci, ahci_pci_tbl);
|
|
MODULE_VERSION(DRV_VERSION);
|