2081 lines
		
	
	
		
			68 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			2081 lines
		
	
	
		
			68 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
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| /*
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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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|  * libata documentation is available via 'make {ps|pdf}docs',
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|  * as Documentation/driver-api/libata.rst
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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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| 
 | |
| #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 <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 <linux/ahci-remap.h>
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| #include <linux/io-64-nonatomic-lo-hi.h>
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| #include "ahci.h"
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| 
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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_LOONGSON	= 0,
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| 	AHCI_PCI_BAR_ENMOTUS	= 2,
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| 	AHCI_PCI_BAR_CAVIUM_GEN5	= 4,
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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_43bit_dma,
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| 	board_ahci_ign_iferr,
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| 	board_ahci_no_debounce_delay,
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| 	board_ahci_no_msi,
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| 	/*
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| 	 * board_ahci_pcs_quirk is for legacy Intel platforms.
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| 	 * Modern Intel platforms should use board_ahci instead.
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| 	 * (Some modern Intel platforms might have been added with
 | |
| 	 * board_ahci_pcs_quirk, however, we cannot change them to board_ahci
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| 	 * without testing that the platform actually works without the quirk.)
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| 	 */
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| 	board_ahci_pcs_quirk,
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| 	board_ahci_pcs_quirk_no_devslp,
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| 	board_ahci_pcs_quirk_no_sntf,
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| 	board_ahci_yes_fbs,
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| 
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| 	/* board IDs for specific chipsets in alphabetical order */
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| 	board_ahci_al,
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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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| 
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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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| 
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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 void ahci_shutdown_one(struct pci_dev *dev);
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| static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv);
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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_43bit_dma] = {
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| 		AHCI_HFLAGS	(AHCI_HFLAG_43BIT_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_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_no_debounce_delay] = {
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| 		.flags		= AHCI_FLAG_COMMON,
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| 		.link_flags	= ATA_LFLAG_NO_DEBOUNCE_DELAY,
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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_no_msi] = {
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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_pcs_quirk] = {
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| 		AHCI_HFLAGS	(AHCI_HFLAG_INTEL_PCS_QUIRK),
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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_pcs_quirk_no_devslp] = {
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| 		AHCI_HFLAGS	(AHCI_HFLAG_INTEL_PCS_QUIRK |
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| 				 AHCI_HFLAG_NO_DEVSLP),
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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_pcs_quirk_no_sntf] = {
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| 		AHCI_HFLAGS	(AHCI_HFLAG_INTEL_PCS_QUIRK |
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| 				 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_al] = {
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| 		AHCI_HFLAGS	(AHCI_HFLAG_NO_PMP | 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_avn] = {
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| 		AHCI_HFLAGS	(AHCI_HFLAG_INTEL_PCS_QUIRK),
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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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| 
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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, 0x06d6), board_ahci_pcs_quirk }, /* Comet Lake PCH-H RAID */
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| 	{ PCI_VDEVICE(INTEL, 0x2652), board_ahci_pcs_quirk }, /* ICH6 */
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| 	{ PCI_VDEVICE(INTEL, 0x2653), board_ahci_pcs_quirk }, /* ICH6M */
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| 	{ PCI_VDEVICE(INTEL, 0x27c1), board_ahci_pcs_quirk }, /* ICH7 */
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| 	{ PCI_VDEVICE(INTEL, 0x27c5), board_ahci_pcs_quirk }, /* ICH7M */
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| 	{ PCI_VDEVICE(INTEL, 0x27c3), board_ahci_pcs_quirk }, /* 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_pcs_quirk }, /* ESB2 */
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| 	{ PCI_VDEVICE(INTEL, 0x2682), board_ahci_pcs_quirk }, /* ESB2 */
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| 	{ PCI_VDEVICE(INTEL, 0x2683), board_ahci_pcs_quirk }, /* ESB2 */
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| 	{ PCI_VDEVICE(INTEL, 0x27c6), board_ahci_pcs_quirk }, /* ICH7-M DH */
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| 	{ PCI_VDEVICE(INTEL, 0x2821), board_ahci_pcs_quirk }, /* ICH8 */
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| 	{ PCI_VDEVICE(INTEL, 0x2822), board_ahci_pcs_quirk_no_sntf }, /* ICH8/Lewisburg RAID*/
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| 	{ PCI_VDEVICE(INTEL, 0x2824), board_ahci_pcs_quirk }, /* ICH8 */
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| 	{ PCI_VDEVICE(INTEL, 0x2829), board_ahci_pcs_quirk }, /* ICH8M */
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| 	{ PCI_VDEVICE(INTEL, 0x282a), board_ahci_pcs_quirk }, /* ICH8M */
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| 	{ PCI_VDEVICE(INTEL, 0x2922), board_ahci_pcs_quirk }, /* ICH9 */
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| 	{ PCI_VDEVICE(INTEL, 0x2923), board_ahci_pcs_quirk }, /* ICH9 */
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| 	{ PCI_VDEVICE(INTEL, 0x2924), board_ahci_pcs_quirk }, /* ICH9 */
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| 	{ PCI_VDEVICE(INTEL, 0x2925), board_ahci_pcs_quirk }, /* ICH9 */
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| 	{ PCI_VDEVICE(INTEL, 0x2927), board_ahci_pcs_quirk }, /* ICH9 */
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| 	{ PCI_VDEVICE(INTEL, 0x2929), board_ahci_pcs_quirk }, /* ICH9M */
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| 	{ PCI_VDEVICE(INTEL, 0x292a), board_ahci_pcs_quirk }, /* ICH9M */
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| 	{ PCI_VDEVICE(INTEL, 0x292b), board_ahci_pcs_quirk }, /* ICH9M */
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| 	{ PCI_VDEVICE(INTEL, 0x292c), board_ahci_pcs_quirk }, /* ICH9M */
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| 	{ PCI_VDEVICE(INTEL, 0x292f), board_ahci_pcs_quirk }, /* ICH9M */
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| 	{ PCI_VDEVICE(INTEL, 0x294d), board_ahci_pcs_quirk }, /* ICH9 */
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| 	{ PCI_VDEVICE(INTEL, 0x294e), board_ahci_pcs_quirk }, /* ICH9M */
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| 	{ PCI_VDEVICE(INTEL, 0x502a), board_ahci_pcs_quirk }, /* Tolapai */
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| 	{ PCI_VDEVICE(INTEL, 0x502b), board_ahci_pcs_quirk }, /* Tolapai */
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| 	{ PCI_VDEVICE(INTEL, 0x3a05), board_ahci_pcs_quirk }, /* ICH10 */
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| 	{ PCI_VDEVICE(INTEL, 0x3a22), board_ahci_pcs_quirk }, /* ICH10 */
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| 	{ PCI_VDEVICE(INTEL, 0x3a25), board_ahci_pcs_quirk }, /* ICH10 */
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| 	{ PCI_VDEVICE(INTEL, 0x3b22), board_ahci_pcs_quirk }, /* PCH AHCI */
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| 	{ PCI_VDEVICE(INTEL, 0x3b23), board_ahci_pcs_quirk }, /* PCH AHCI */
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| 	{ PCI_VDEVICE(INTEL, 0x3b24), board_ahci_pcs_quirk }, /* PCH RAID */
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| 	{ PCI_VDEVICE(INTEL, 0x3b25), board_ahci_pcs_quirk }, /* PCH RAID */
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| 	{ PCI_VDEVICE(INTEL, 0x3b29), board_ahci_pcs_quirk }, /* PCH M AHCI */
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| 	{ PCI_VDEVICE(INTEL, 0x3b2b), board_ahci_pcs_quirk }, /* PCH RAID */
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| 	{ PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_pcs_quirk }, /* PCH M RAID */
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| 	{ PCI_VDEVICE(INTEL, 0x3b2f), board_ahci_pcs_quirk }, /* PCH AHCI */
 | |
| 	{ 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 */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19b7), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19bE), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19bF), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19c0), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19c1), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19c2), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19c3), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19c4), board_ahci }, /* DNV AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x19c5), board_ahci }, /* DNV AHCI */
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| 	{ PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */
 | |
| 	{ 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_pcs_quirk }, /* CPT AHCI */
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| 	{ PCI_VDEVICE(INTEL, 0x1c03), board_ahci_pcs_quirk }, /* CPT M AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1c04), board_ahci_pcs_quirk }, /* CPT RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1c05), board_ahci_pcs_quirk }, /* CPT M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1c06), board_ahci_pcs_quirk }, /* CPT RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1c07), board_ahci_pcs_quirk }, /* CPT RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1d02), board_ahci_pcs_quirk }, /* PBG AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1d04), board_ahci_pcs_quirk }, /* PBG RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1d06), board_ahci_pcs_quirk }, /* PBG RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x2323), board_ahci_pcs_quirk }, /* DH89xxCC AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e02), board_ahci_pcs_quirk }, /* Panther Point AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e03), board_ahci_pcs_quirk }, /* Panther M AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e04), board_ahci_pcs_quirk }, /* Panther Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e05), board_ahci_pcs_quirk }, /* Panther Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e06), board_ahci_pcs_quirk }, /* Panther Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e07), board_ahci_pcs_quirk }, /* Panther M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1e0e), board_ahci_pcs_quirk }, /* Panther Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c02), board_ahci_pcs_quirk }, /* Lynx Point AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c03), board_ahci_pcs_quirk }, /* Lynx M AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c04), board_ahci_pcs_quirk }, /* Lynx Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c05), board_ahci_pcs_quirk }, /* Lynx M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c06), board_ahci_pcs_quirk }, /* Lynx Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c07), board_ahci_pcs_quirk }, /* Lynx M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c0e), board_ahci_pcs_quirk }, /* Lynx Point RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_pcs_quirk }, /* Lynx M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c02), board_ahci_pcs_quirk }, /* Lynx LP AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c03), board_ahci_pcs_quirk }, /* Lynx LP AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c04), board_ahci_pcs_quirk }, /* Lynx LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c05), board_ahci_pcs_quirk }, /* Lynx LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c06), board_ahci_pcs_quirk }, /* Lynx LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c07), board_ahci_pcs_quirk }, /* Lynx LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_pcs_quirk }, /* Lynx LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_pcs_quirk }, /* Lynx LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_pcs_quirk }, /* Cannon Lake PCH-LP AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f22), board_ahci_pcs_quirk }, /* Avoton AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f23), board_ahci_pcs_quirk }, /* Avoton AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f24), board_ahci_pcs_quirk }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f25), board_ahci_pcs_quirk }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f26), board_ahci_pcs_quirk }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f27), board_ahci_pcs_quirk }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f2e), board_ahci_pcs_quirk }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f2f), board_ahci_pcs_quirk }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f32), board_ahci_avn }, /* Avoton AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f33), board_ahci_avn }, /* Avoton AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f34), board_ahci_avn }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f35), board_ahci_avn }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f36), board_ahci_avn }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f37), board_ahci_avn }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f3e), board_ahci_avn }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x1f3f), board_ahci_avn }, /* Avoton RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x2823), board_ahci_pcs_quirk }, /* Wellsburg/Lewisburg AHCI*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0x2826), board_ahci_pcs_quirk }, /* *burg SATA0 'RAID' */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x2827), board_ahci_pcs_quirk }, /* *burg SATA1 'RAID' */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x282f), board_ahci_pcs_quirk }, /* *burg SATA2 'RAID' */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x43d4), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x43d5), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x43d6), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x43d7), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d02), board_ahci_pcs_quirk }, /* Wellsburg AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d04), board_ahci_pcs_quirk }, /* Wellsburg RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d06), board_ahci_pcs_quirk }, /* Wellsburg RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d0e), board_ahci_pcs_quirk }, /* Wellsburg RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d62), board_ahci_pcs_quirk }, /* Wellsburg AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d64), board_ahci_pcs_quirk }, /* Wellsburg RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d66), board_ahci_pcs_quirk }, /* Wellsburg RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8d6e), board_ahci_pcs_quirk }, /* Wellsburg RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x23a3), board_ahci_pcs_quirk }, /* Coleto Creek AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c83), board_ahci_pcs_quirk }, /* Wildcat LP AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c85), board_ahci_pcs_quirk }, /* Wildcat LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c87), board_ahci_pcs_quirk }, /* Wildcat LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_pcs_quirk }, /* Wildcat LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c82), board_ahci_pcs_quirk }, /* 9 Series AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c83), board_ahci_pcs_quirk }, /* 9 Series M AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c84), board_ahci_pcs_quirk }, /* 9 Series RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c85), board_ahci_pcs_quirk }, /* 9 Series M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c86), board_ahci_pcs_quirk }, /* 9 Series RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c87), board_ahci_pcs_quirk }, /* 9 Series M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c8e), board_ahci_pcs_quirk }, /* 9 Series RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_pcs_quirk }, /* 9 Series M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9d03), board_ahci_pcs_quirk }, /* Sunrise LP AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9d05), board_ahci_pcs_quirk }, /* Sunrise LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x9d07), board_ahci_pcs_quirk }, /* Sunrise LP RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa102), board_ahci_pcs_quirk }, /* Sunrise Point-H AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa103), board_ahci_pcs_quirk }, /* Sunrise M AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa105), board_ahci_pcs_quirk }, /* Sunrise Point-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa106), board_ahci_pcs_quirk }, /* Sunrise Point-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa107), board_ahci_pcs_quirk }, /* Sunrise M RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa10f), board_ahci_pcs_quirk }, /* Sunrise Point-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa182), board_ahci_pcs_quirk }, /* Lewisburg AHCI*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa186), board_ahci_pcs_quirk }, /* Lewisburg RAID*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa1d2), board_ahci_pcs_quirk }, /* Lewisburg RAID*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa1d6), board_ahci_pcs_quirk }, /* Lewisburg RAID*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa202), board_ahci_pcs_quirk }, /* Lewisburg AHCI*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa206), board_ahci_pcs_quirk }, /* Lewisburg RAID*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa252), board_ahci_pcs_quirk }, /* Lewisburg RAID*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa256), board_ahci_pcs_quirk }, /* Lewisburg RAID*/
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa356), board_ahci_pcs_quirk }, /* Cannon Lake PCH-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x06d7), board_ahci_pcs_quirk }, /* Comet Lake-H RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0xa386), board_ahci_pcs_quirk }, /* Comet Lake PCH-V RAID */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x0f22), board_ahci_pcs_quirk }, /* Bay Trail AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x0f23), board_ahci_pcs_quirk_no_devslp }, /* Bay Trail AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x22a3), board_ahci_pcs_quirk }, /* Cherry Tr. AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_pcs_quirk }, /* ApolloLake AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x34d3), board_ahci_pcs_quirk }, /* Ice Lake LP AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x02d3), board_ahci_pcs_quirk }, /* Comet Lake PCH-U AHCI */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x02d7), board_ahci_pcs_quirk }, /* Comet Lake PCH RAID */
 | |
| 	/* Elkhart Lake IDs 0x4b60 & 0x4b62 https://sata-io.org/product/8803 not tested yet */
 | |
| 	{ PCI_VDEVICE(INTEL, 0x4b63), board_ahci_pcs_quirk }, /* Elkhart Lake AHCI */
 | |
| 
 | |
| 	/* 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 */
 | |
| 
 | |
| 	/* Amazon's Annapurna Labs support */
 | |
| 	{ PCI_DEVICE(PCI_VENDOR_ID_AMAZON_ANNAPURNA_LABS, 0x0031),
 | |
| 		.class = PCI_CLASS_STORAGE_SATA_AHCI,
 | |
| 		.class_mask = 0xffffff,
 | |
| 		board_ahci_al },
 | |
| 	/* AMD */
 | |
| 	{ PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */
 | |
| 	{ PCI_VDEVICE(AMD, 0x7801), board_ahci_no_debounce_delay }, /* AMD Hudson-2 (AHCI mode) */
 | |
| 	{ PCI_VDEVICE(AMD, 0x7900), board_ahci }, /* AMD CZ */
 | |
| 	{ PCI_VDEVICE(AMD, 0x7901), board_ahci }, /* AMD Green Sardine */
 | |
| 	/* 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 },
 | |
| 
 | |
| 	/* Dell S140/S150 */
 | |
| 	{ PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_SUBVENDOR_ID_DELL, PCI_ANY_ID,
 | |
| 	  PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci_pcs_quirk },
 | |
| 
 | |
| 	/* 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_MARVELL_EXT, 0x9235),
 | |
| 	  .driver_data = board_ahci_no_debounce_delay },
 | |
| 	{ PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0642), /* highpoint rocketraid 642L */
 | |
| 	  .driver_data = board_ahci_yes_fbs },
 | |
| 	{ PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0645), /* highpoint rocketraid 644L */
 | |
| 	  .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_43bit_dma },	/* ASM1060 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci_43bit_dma },	/* ASM1060 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci_43bit_dma },	/* ASM1061 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci_43bit_dma },	/* ASM1061/1062 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci_43bit_dma },	/* ASM1061R */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci_43bit_dma },	/* ASM1062R */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x0624), board_ahci_43bit_dma },	/* ASM1062+JMB575 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x1062), board_ahci },	/* ASM1062A */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x1064), board_ahci },	/* ASM1064 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x1164), board_ahci },   /* ASM1164 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x1165), board_ahci },   /* ASM1165 */
 | |
| 	{ PCI_VDEVICE(ASMEDIA, 0x1166), board_ahci },   /* ASM1166 */
 | |
| 
 | |
| 	/*
 | |
| 	 * 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_no_msi },
 | |
| 	{ PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_no_msi },
 | |
| 
 | |
| 	/* Enmotus */
 | |
| 	{ PCI_DEVICE(0x1c44, 0x8000), board_ahci },
 | |
| 
 | |
| 	/* Loongson */
 | |
| 	{ PCI_VDEVICE(LOONGSON, 0x7a08), 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,
 | |
| 	.shutdown		= ahci_shutdown_one,
 | |
| 	.driver = {
 | |
| 		.pm		= &ahci_pci_pm_ops,
 | |
| 	},
 | |
| };
 | |
| 
 | |
| #if IS_ENABLED(CONFIG_PATA_MARVELL)
 | |
| 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 int mobile_lpm_policy = -1;
 | |
| module_param(mobile_lpm_policy, int, 0644);
 | |
| MODULE_PARM_DESC(mobile_lpm_policy, "Default LPM policy for mobile chipsets");
 | |
| 
 | |
| static char *ahci_mask_port_map;
 | |
| module_param_named(mask_port_map, ahci_mask_port_map, charp, 0444);
 | |
| MODULE_PARM_DESC(mask_port_map,
 | |
| 		 "32-bits port map masks to ignore controllers ports. "
 | |
| 		 "Valid values are: "
 | |
| 		 "\"<mask>\" to apply the same mask to all AHCI controller "
 | |
| 		 "devices, and \"<pci_dev>=<mask>,<pci_dev>=<mask>,...\" to "
 | |
| 		 "specify different masks for the controllers specified, "
 | |
| 		 "where <pci_dev> is the PCI ID of an AHCI controller in the "
 | |
| 		 "form \"domain:bus:dev.func\"");
 | |
| 
 | |
| static void ahci_apply_port_map_mask(struct device *dev,
 | |
| 				     struct ahci_host_priv *hpriv, char *mask_s)
 | |
| {
 | |
| 	unsigned int mask;
 | |
| 
 | |
| 	if (kstrtouint(mask_s, 0, &mask)) {
 | |
| 		dev_err(dev, "Invalid port map mask\n");
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	hpriv->mask_port_map = mask;
 | |
| }
 | |
| 
 | |
| static void ahci_get_port_map_mask(struct device *dev,
 | |
| 				   struct ahci_host_priv *hpriv)
 | |
| {
 | |
| 	char *param, *end, *str, *mask_s;
 | |
| 	char *name;
 | |
| 
 | |
| 	if (!strlen(ahci_mask_port_map))
 | |
| 		return;
 | |
| 
 | |
| 	str = kstrdup(ahci_mask_port_map, GFP_KERNEL);
 | |
| 	if (!str)
 | |
| 		return;
 | |
| 
 | |
| 	/* Handle single mask case */
 | |
| 	if (!strchr(str, '=')) {
 | |
| 		ahci_apply_port_map_mask(dev, hpriv, str);
 | |
| 		goto free;
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * Mask list case: parse the parameter to apply the mask only if
 | |
| 	 * the device name matches.
 | |
| 	 */
 | |
| 	param = str;
 | |
| 	end = param + strlen(param);
 | |
| 	while (param && param < end && *param) {
 | |
| 		name = param;
 | |
| 		param = strchr(name, '=');
 | |
| 		if (!param)
 | |
| 			break;
 | |
| 
 | |
| 		*param = '\0';
 | |
| 		param++;
 | |
| 		if (param >= end)
 | |
| 			break;
 | |
| 
 | |
| 		if (strcmp(dev_name(dev), name) != 0) {
 | |
| 			param = strchr(param, ',');
 | |
| 			if (param)
 | |
| 				param++;
 | |
| 			continue;
 | |
| 		}
 | |
| 
 | |
| 		mask_s = param;
 | |
| 		param = strchr(mask_s, ',');
 | |
| 		if (param) {
 | |
| 			*param = '\0';
 | |
| 			param++;
 | |
| 		}
 | |
| 
 | |
| 		ahci_apply_port_map_mask(dev, hpriv, mask_s);
 | |
| 	}
 | |
| 
 | |
| free:
 | |
| 	kfree(str);
 | |
| }
 | |
| 
 | |
| 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->saved_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");
 | |
| 	}
 | |
| 
 | |
| 	/* Handle port map masks passed as module parameter. */
 | |
| 	if (ahci_mask_port_map)
 | |
| 		ahci_get_port_map_mask(&pdev->dev, hpriv);
 | |
| 
 | |
| 	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);
 | |
| 	struct ahci_host_priv *hpriv = host->private_data;
 | |
| 	int rc;
 | |
| 
 | |
| 	rc = ahci_reset_controller(host);
 | |
| 	if (rc)
 | |
| 		return rc;
 | |
| 
 | |
| 	/*
 | |
| 	 * If platform firmware failed to enable ports, try to enable
 | |
| 	 * them here.
 | |
| 	 */
 | |
| 	ahci_intel_pcs_quirk(pdev, hpriv);
 | |
| 
 | |
| 	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(hpriv, mv);
 | |
| 
 | |
| 		writel(0, port_mmio + PORT_IRQ_MASK);
 | |
| 
 | |
| 		/* clear port IRQ */
 | |
| 		tmp = readl(port_mmio + PORT_IRQ_STAT);
 | |
| 		dev_dbg(&pdev->dev, "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;
 | |
| 
 | |
| 	hpriv->stop_engine(ap);
 | |
| 
 | |
| 	rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context),
 | |
| 				 deadline, &online, NULL);
 | |
| 
 | |
| 	hpriv->start_engine(ap);
 | |
| 
 | |
| 	/* 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;
 | |
| 
 | |
| 	hpriv->stop_engine(ap);
 | |
| 
 | |
| 	/* clear D2H reception area to properly wait for D2H FIS */
 | |
| 	ata_tf_init(link->device, &tf);
 | |
| 	tf.status = 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 int *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;
 | |
| 
 | |
| 	hpriv->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.status = 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_info(link,  "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);
 | |
| 
 | |
| 	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);
 | |
| 	ata_host_suspend(host, PMSG_SUSPEND);
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| 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,
 | |
| 				    struct ahci_host_priv *hpriv)
 | |
| {
 | |
| 	int dma_bits;
 | |
| 	int rc;
 | |
| 
 | |
| 	if (hpriv->cap & HOST_CAP_64) {
 | |
| 		dma_bits = 64;
 | |
| 		if (hpriv->flags & AHCI_HFLAG_43BIT_ONLY)
 | |
| 			dma_bits = 43;
 | |
| 	} else {
 | |
| 		dma_bits = 32;
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * 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.
 | |
| 	 *
 | |
| 	 * XXX: manipulating the DMA mask from platform code is completely
 | |
| 	 * bogus, platform code should use dev->bus_dma_limit instead..
 | |
| 	 */
 | |
| 	if (pdev->dma_mask && pdev->dma_mask < DMA_BIT_MASK(32))
 | |
| 		return 0;
 | |
| 
 | |
| 	rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(dma_bits));
 | |
| 	if (rc)
 | |
| 		dev_err(&pdev->dev, "DMA enable failed\n");
 | |
| 	return rc;
 | |
| }
 | |
| 
 | |
| 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_lpm(struct pci_dev *pdev)
 | |
| {
 | |
| 	static const struct dmi_system_id sysids[] = {
 | |
| 		/* Various Lenovo 50 series have LPM issues with older BIOSen */
 | |
| 		{
 | |
| 			.matches = {
 | |
| 				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | |
| 				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X250"),
 | |
| 			},
 | |
| 			.driver_data = "20180406", /* 1.31 */
 | |
| 		},
 | |
| 		{
 | |
| 			.matches = {
 | |
| 				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | |
| 				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L450"),
 | |
| 			},
 | |
| 			.driver_data = "20180420", /* 1.28 */
 | |
| 		},
 | |
| 		{
 | |
| 			.matches = {
 | |
| 				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | |
| 				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T450s"),
 | |
| 			},
 | |
| 			.driver_data = "20180315", /* 1.33 */
 | |
| 		},
 | |
| 		{
 | |
| 			.matches = {
 | |
| 				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | |
| 				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad W541"),
 | |
| 			},
 | |
| 			/*
 | |
| 			 * Note date based on release notes, 2.35 has been
 | |
| 			 * reported to be good, but I've been unable to get
 | |
| 			 * a hold of the reporter to get the DMI BIOS date.
 | |
| 			 * TODO: fix this.
 | |
| 			 */
 | |
| 			.driver_data = "20180310", /* 2.35 */
 | |
| 		},
 | |
| 		{ }	/* terminate list */
 | |
| 	};
 | |
| 	const struct dmi_system_id *dmi = dmi_first_match(sysids);
 | |
| 	int year, month, date;
 | |
| 	char buf[9];
 | |
| 
 | |
| 	if (!dmi)
 | |
| 		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);
 | |
| }
 | |
| 
 | |
| #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
 | |
| 
 | |
| /*
 | |
|  * On the Acer Aspire Switch Alpha 12, sometimes all SATA ports are detected
 | |
|  * as DUMMY, or detected but eventually get a "link down" and never get up
 | |
|  * again. When this happens, CAP.NP may hold a value of 0x00 or 0x01, and the
 | |
|  * port_map may hold a value of 0x00.
 | |
|  *
 | |
|  * Overriding CAP.NP to 0x02 and the port_map to 0x7 will reveal all 3 ports
 | |
|  * and can significantly reduce the occurrence of the problem.
 | |
|  *
 | |
|  * https://bugzilla.kernel.org/show_bug.cgi?id=189471
 | |
|  */
 | |
| static void acer_sa5_271_workaround(struct ahci_host_priv *hpriv,
 | |
| 				    struct pci_dev *pdev)
 | |
| {
 | |
| 	static const struct dmi_system_id sysids[] = {
 | |
| 		{
 | |
| 			.ident = "Acer Switch Alpha 12",
 | |
| 			.matches = {
 | |
| 				DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | |
| 				DMI_MATCH(DMI_PRODUCT_NAME, "Switch SA5-271")
 | |
| 			},
 | |
| 		},
 | |
| 		{ }
 | |
| 	};
 | |
| 
 | |
| 	if (dmi_check_system(sysids)) {
 | |
| 		dev_info(&pdev->dev, "enabling Acer Switch Alpha 12 workaround\n");
 | |
| 		if ((hpriv->saved_cap & 0xC734FF00) == 0xC734FF00) {
 | |
| 			hpriv->port_map = 0x7;
 | |
| 			hpriv->cap = 0xC734FF02;
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| #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;
 | |
| 
 | |
| 	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);
 | |
| 
 | |
| 	return IRQ_RETVAL(handled);
 | |
| }
 | |
| #endif
 | |
| 
 | |
| static void ahci_remap_check(struct pci_dev *pdev, int bar,
 | |
| 		struct ahci_host_priv *hpriv)
 | |
| {
 | |
| 	int i;
 | |
| 	u32 cap;
 | |
| 
 | |
| 	/*
 | |
| 	 * Check if this device might have remapped nvme devices.
 | |
| 	 */
 | |
| 	if (pdev->vendor != PCI_VENDOR_ID_INTEL ||
 | |
| 	    pci_resource_len(pdev, bar) < SZ_512K ||
 | |
| 	    bar != AHCI_PCI_BAR_STANDARD ||
 | |
| 	    !(readl(hpriv->mmio + AHCI_VSCAP) & 1))
 | |
| 		return;
 | |
| 
 | |
| 	cap = readq(hpriv->mmio + AHCI_REMAP_CAP);
 | |
| 	for (i = 0; i < AHCI_MAX_REMAP; i++) {
 | |
| 		if ((cap & (1 << i)) == 0)
 | |
| 			continue;
 | |
| 		if (readl(hpriv->mmio + ahci_remap_dcc(i))
 | |
| 				!= PCI_CLASS_STORAGE_EXPRESS)
 | |
| 			continue;
 | |
| 
 | |
| 		/* We've found a remapped device */
 | |
| 		hpriv->remapped_nvme++;
 | |
| 	}
 | |
| 
 | |
| 	if (!hpriv->remapped_nvme)
 | |
| 		return;
 | |
| 
 | |
| 	dev_warn(&pdev->dev, "Found %u remapped NVMe devices.\n",
 | |
| 		 hpriv->remapped_nvme);
 | |
| 	dev_warn(&pdev->dev,
 | |
| 		 "Switch your BIOS from RAID to AHCI mode to use them.\n");
 | |
| 
 | |
| 	/*
 | |
| 	 * Don't rely on the msi-x capability in the remap case,
 | |
| 	 * share the legacy interrupt across ahci and remapped devices.
 | |
| 	 */
 | |
| 	hpriv->flags |= AHCI_HFLAG_NO_MSI;
 | |
| }
 | |
| 
 | |
| static int ahci_get_irq_vector(struct ata_host *host, int port)
 | |
| {
 | |
| 	return pci_irq_vector(to_pci_dev(host->dev), port);
 | |
| }
 | |
| 
 | |
| static int ahci_init_msi(struct pci_dev *pdev, unsigned int n_ports,
 | |
| 			struct ahci_host_priv *hpriv)
 | |
| {
 | |
| 	int nvec;
 | |
| 
 | |
| 	if (hpriv->flags & AHCI_HFLAG_NO_MSI)
 | |
| 		return -ENODEV;
 | |
| 
 | |
| 	/*
 | |
| 	 * 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 (n_ports > 1) {
 | |
| 		nvec = pci_alloc_irq_vectors(pdev, n_ports, INT_MAX,
 | |
| 				PCI_IRQ_MSIX | PCI_IRQ_MSI);
 | |
| 		if (nvec > 0) {
 | |
| 			if (!(readl(hpriv->mmio + HOST_CTL) & HOST_MRSM)) {
 | |
| 				hpriv->get_irq_vector = ahci_get_irq_vector;
 | |
| 				hpriv->flags |= AHCI_HFLAG_MULTI_MSI;
 | |
| 				return nvec;
 | |
| 			}
 | |
| 
 | |
| 			/*
 | |
| 			 * Fallback to single MSI mode if the controller
 | |
| 			 * enforced MRSM mode.
 | |
| 			 */
 | |
| 			printk(KERN_INFO
 | |
| 				"ahci: MRSM is on, fallback to single MSI\n");
 | |
| 			pci_free_irq_vectors(pdev);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * If the host is not capable of supporting per-port vectors, fall
 | |
| 	 * back to single MSI before finally attempting single MSI-X.
 | |
| 	 */
 | |
| 	nvec = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSI);
 | |
| 	if (nvec == 1)
 | |
| 		return nvec;
 | |
| 	return pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX);
 | |
| }
 | |
| 
 | |
| static void ahci_mark_external_port(struct ata_port *ap)
 | |
| {
 | |
| 	struct ahci_host_priv *hpriv = ap->host->private_data;
 | |
| 	void __iomem *port_mmio = ahci_port_base(ap);
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	/* mark external ports (hotplug-capable, eSATA) */
 | |
| 	tmp = readl(port_mmio + PORT_CMD);
 | |
| 	if (((tmp & PORT_CMD_ESP) && (hpriv->cap & HOST_CAP_SXS)) ||
 | |
| 	    (tmp & PORT_CMD_HPCP))
 | |
| 		ap->pflags |= ATA_PFLAG_EXTERNAL;
 | |
| }
 | |
| 
 | |
| static void ahci_update_initial_lpm_policy(struct ata_port *ap)
 | |
| {
 | |
| 	struct ahci_host_priv *hpriv = ap->host->private_data;
 | |
| 	int policy = CONFIG_SATA_MOBILE_LPM_POLICY;
 | |
| 
 | |
| 	/*
 | |
| 	 * AHCI contains a known incompatibility between LPM and hot-plug
 | |
| 	 * removal events, see 7.3.1 Hot Plug Removal Detection and Power
 | |
| 	 * Management Interaction in AHCI 1.3.1. Therefore, do not enable
 | |
| 	 * LPM if the port advertises itself as an external port.
 | |
| 	 */
 | |
| 	if (ap->pflags & ATA_PFLAG_EXTERNAL)
 | |
| 		return;
 | |
| 
 | |
| 	/* If no LPM states are supported by the HBA, do not bother with LPM */
 | |
| 	if ((ap->host->flags & ATA_HOST_NO_PART) &&
 | |
| 	    (ap->host->flags & ATA_HOST_NO_SSC) &&
 | |
| 	    (ap->host->flags & ATA_HOST_NO_DEVSLP)) {
 | |
| 		ata_port_dbg(ap, "no LPM states supported, not enabling LPM\n");
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	/* user modified policy via module param */
 | |
| 	if (mobile_lpm_policy != -1) {
 | |
| 		policy = mobile_lpm_policy;
 | |
| 		goto update_policy;
 | |
| 	}
 | |
| 
 | |
| 	if (policy > ATA_LPM_MED_POWER && pm_suspend_default_s2idle()) {
 | |
| 		if (hpriv->cap & HOST_CAP_PART)
 | |
| 			policy = ATA_LPM_MIN_POWER_WITH_PARTIAL;
 | |
| 		else if (hpriv->cap & HOST_CAP_SSC)
 | |
| 			policy = ATA_LPM_MIN_POWER;
 | |
| 	}
 | |
| 
 | |
| update_policy:
 | |
| 	if (policy >= ATA_LPM_UNKNOWN && policy <= ATA_LPM_MIN_POWER)
 | |
| 		ap->target_lpm_policy = policy;
 | |
| }
 | |
| 
 | |
| static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv)
 | |
| {
 | |
| 	u16 tmp16;
 | |
| 
 | |
| 	if (!(hpriv->flags & AHCI_HFLAG_INTEL_PCS_QUIRK))
 | |
| 		return;
 | |
| 
 | |
| 	/*
 | |
| 	 * port_map is determined from PORTS_IMPL PCI register which is
 | |
| 	 * implemented as write or write-once register.  If the register
 | |
| 	 * isn't programmed, ahci automatically generates it from number
 | |
| 	 * of ports, which is good enough for PCS programming. It is
 | |
| 	 * otherwise expected that platform firmware enables the ports
 | |
| 	 * before the OS boots.
 | |
| 	 */
 | |
| 	pci_read_config_word(pdev, PCS_6, &tmp16);
 | |
| 	if ((tmp16 & hpriv->port_map) != hpriv->port_map) {
 | |
| 		tmp16 |= hpriv->port_map;
 | |
| 		pci_write_config_word(pdev, PCS_6, tmp16);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static ssize_t remapped_nvme_show(struct device *dev,
 | |
| 				  struct device_attribute *attr,
 | |
| 				  char *buf)
 | |
| {
 | |
| 	struct ata_host *host = dev_get_drvdata(dev);
 | |
| 	struct ahci_host_priv *hpriv = host->private_data;
 | |
| 
 | |
| 	return sysfs_emit(buf, "%u\n", hpriv->remapped_nvme);
 | |
| }
 | |
| 
 | |
| static DEVICE_ATTR_RO(remapped_nvme);
 | |
| 
 | |
| 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;
 | |
| 
 | |
| 	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 == PCI_VENDOR_ID_CAVIUM) {
 | |
| 		if (pdev->device == 0xa01c)
 | |
| 			ahci_pci_bar = AHCI_PCI_BAR_CAVIUM;
 | |
| 		if (pdev->device == 0xa084)
 | |
| 			ahci_pci_bar = AHCI_PCI_BAR_CAVIUM_GEN5;
 | |
| 	} else if (pdev->vendor == PCI_VENDOR_ID_LOONGSON) {
 | |
| 		if (pdev->device == 0x7a08)
 | |
| 			ahci_pci_bar = AHCI_PCI_BAR_LOONGSON;
 | |
| 	}
 | |
| 
 | |
| 	/* 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];
 | |
| 
 | |
| 	/* detect remapped nvme devices */
 | |
| 	ahci_remap_check(pdev, ahci_pci_bar, hpriv);
 | |
| 
 | |
| 	sysfs_add_file_to_group(&pdev->dev.kobj,
 | |
| 				&dev_attr_remapped_nvme.attr,
 | |
| 				NULL);
 | |
| 
 | |
| #ifdef CONFIG_ARM64
 | |
| 	if (pdev->vendor == PCI_VENDOR_ID_HUAWEI &&
 | |
| 	    pdev->device == 0xa235 &&
 | |
| 	    pdev->revision < 0x30)
 | |
| 		hpriv->flags |= AHCI_HFLAG_NO_SXS;
 | |
| 
 | |
| 	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_lpm(pdev)) {
 | |
| 		pi.flags |= ATA_FLAG_NO_LPM;
 | |
| 		dev_warn(&pdev->dev,
 | |
| 			 "BIOS update required for Link Power Management support\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");
 | |
| 	}
 | |
| 
 | |
| 
 | |
| 	/* Acer SA5-271 workaround modifies private_data */
 | |
| 	acer_sa5_271_workaround(hpriv, pdev);
 | |
| 
 | |
| 	/* 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) {
 | |
| 		rc = -ENOMEM;
 | |
| 		goto err_rm_sysfs_file;
 | |
| 	}
 | |
| 	host->private_data = hpriv;
 | |
| 
 | |
| 	if (ahci_init_msi(pdev, n_ports, hpriv) < 0) {
 | |
| 		/* legacy intx interrupts */
 | |
| 		pci_intx(pdev, 1);
 | |
| 	}
 | |
| 	hpriv->irq = pci_irq_vector(pdev, 0);
 | |
| 
 | |
| 	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 (!(hpriv->cap & HOST_CAP_PART))
 | |
| 		host->flags |= ATA_HOST_NO_PART;
 | |
| 
 | |
| 	if (!(hpriv->cap & HOST_CAP_SSC))
 | |
| 		host->flags |= ATA_HOST_NO_SSC;
 | |
| 
 | |
| 	if (!(hpriv->cap2 & HOST_CAP2_SDS))
 | |
| 		host->flags |= ATA_HOST_NO_DEVSLP;
 | |
| 
 | |
| 	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;
 | |
| 
 | |
| 		ahci_mark_external_port(ap);
 | |
| 
 | |
| 		ahci_update_initial_lpm_policy(ap);
 | |
| 
 | |
| 		/* 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);
 | |
| 	if (rc)
 | |
| 		goto err_rm_sysfs_file;
 | |
| 
 | |
| 	rc = ahci_pci_reset_controller(host);
 | |
| 	if (rc)
 | |
| 		goto err_rm_sysfs_file;
 | |
| 
 | |
| 	ahci_pci_init_controller(host);
 | |
| 	ahci_pci_print_info(host);
 | |
| 
 | |
| 	pci_set_master(pdev);
 | |
| 
 | |
| 	rc = ahci_host_activate(host, &ahci_sht);
 | |
| 	if (rc)
 | |
| 		goto err_rm_sysfs_file;
 | |
| 
 | |
| 	pm_runtime_put_noidle(&pdev->dev);
 | |
| 	return 0;
 | |
| 
 | |
| err_rm_sysfs_file:
 | |
| 	sysfs_remove_file_from_group(&pdev->dev.kobj,
 | |
| 				     &dev_attr_remapped_nvme.attr, NULL);
 | |
| 	return rc;
 | |
| }
 | |
| 
 | |
| static void ahci_shutdown_one(struct pci_dev *pdev)
 | |
| {
 | |
| 	ata_pci_shutdown_one(pdev);
 | |
| }
 | |
| 
 | |
| static void ahci_remove_one(struct pci_dev *pdev)
 | |
| {
 | |
| 	sysfs_remove_file_from_group(&pdev->dev.kobj,
 | |
| 				     &dev_attr_remapped_nvme.attr,
 | |
| 				     NULL);
 | |
| 	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);
 |