| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Anton Vorontsov | 2401 | 25.27% | 6 | 2.80% |
| Tejun Heo | 1920 | 20.21% | 60 | 28.04% |
| Alexandra Yates | 470 | 4.95% | 4 | 1.87% |
| Hans de Goede | 455 | 4.79% | 6 | 2.80% |
| Seth Heasley | 421 | 4.43% | 8 | 3.74% |
| Dan J Williams | 402 | 4.23% | 2 | 0.93% |
| Jeff Garzik | 359 | 3.78% | 19 | 8.88% |
| Mika Westerberg | 347 | 3.65% | 5 | 2.34% |
| James Ralston | 313 | 3.29% | 6 | 2.80% |
| Shane Huang | 279 | 2.94% | 7 | 3.27% |
| Christoph Hellwig | 256 | 2.69% | 6 | 2.80% |
| James Laird | 234 | 2.46% | 1 | 0.47% |
| Tirumalesh Chalamarla | 191 | 2.01% | 1 | 0.47% |
| Rafael J. Wysocki | 127 | 1.34% | 1 | 0.47% |
| Srinivas Pandruvada | 122 | 1.28% | 1 | 0.47% |
| Mark Nelson | 117 | 1.23% | 4 | 1.87% |
| Sui Chen | 107 | 1.13% | 1 | 0.47% |
| Alexander Gordeev | 90 | 0.95% | 6 | 2.80% |
| Alan Cox | 67 | 0.71% | 3 | 1.40% |
| Robert Richter | 64 | 0.67% | 4 | 1.87% |
| Alessandro Rubini | 62 | 0.65% | 1 | 0.47% |
| Jacob jun Pan | 55 | 0.58% | 1 | 0.47% |
| Kristen Carlson Accardi | 50 | 0.53% | 4 | 1.87% |
| Levente Kurusa | 44 | 0.46% | 1 | 0.47% |
| Maciej Rutecki | 36 | 0.38% | 1 | 0.47% |
| Hugh Daschbach | 35 | 0.37% | 1 | 0.47% |
| Paul Bolle | 33 | 0.35% | 1 | 0.47% |
| Shawn Lin | 24 | 0.25% | 1 | 0.47% |
| Arjan van de Ven | 23 | 0.24% | 2 | 0.93% |
| Ben Hutchings | 23 | 0.24% | 1 | 0.47% |
| Radha Mohan Chintakuntla | 22 | 0.23% | 1 | 0.47% |
| Devin Ryles | 20 | 0.21% | 1 | 0.47% |
| Quentin Lambert | 20 | 0.21% | 1 | 0.47% |
| Simon Guinot | 19 | 0.20% | 1 | 0.47% |
| Markus Trippelsdorf | 18 | 0.19% | 1 | 0.47% |
| Robert Hancock | 17 | 0.18% | 2 | 0.93% |
| Joe Perches | 16 | 0.17% | 2 | 0.93% |
| Murali Karicheri | 15 | 0.16% | 1 | 0.47% |
| Johannes Thumshirn | 15 | 0.16% | 1 | 0.47% |
| George Spelvin | 15 | 0.16% | 1 | 0.47% |
| Andreas Schrägle | 14 | 0.15% | 1 | 0.47% |
| Jérôme Carretero | 14 | 0.15% | 1 | 0.47% |
| Matt Johnson | 14 | 0.15% | 1 | 0.47% |
| Per Jessen | 14 | 0.15% | 1 | 0.47% |
| Samir Benmendil | 14 | 0.15% | 1 | 0.47% |
| Ard Biesheuvel | 12 | 0.13% | 1 | 0.47% |
| Keng-Yu Lin | 12 | 0.13% | 1 | 0.47% |
| Romain Degez | 12 | 0.13% | 1 | 0.47% |
| Anssi Hannula | 10 | 0.11% | 1 | 0.47% |
| Charles_Rose@Dell.com | 10 | 0.11% | 1 | 0.47% |
| Jingoo Han | 9 | 0.09% | 2 | 0.93% |
| Evan Wang | 9 | 0.09% | 1 | 0.47% |
| Marc Carino | 7 | 0.07% | 1 | 0.47% |
| Antoine Tenart | 6 | 0.06% | 1 | 0.47% |
| Myron Stowe | 5 | 0.05% | 1 | 0.47% |
| Harry Zhang | 3 | 0.03% | 1 | 0.47% |
| Justin P. Mattock | 3 | 0.03% | 1 | 0.47% |
| Conke Hu | 3 | 0.03% | 1 | 0.47% |
| Domen Puncer | 3 | 0.03% | 1 | 0.47% |
| Alexey Dobriyan | 3 | 0.03% | 1 | 0.47% |
| Rashika Kheria | 2 | 0.02% | 1 | 0.47% |
| Shaohua Li | 2 | 0.02% | 2 | 0.93% |
| Yang Hongyang | 2 | 0.02% | 1 | 0.47% |
| Thomas Gleixner | 2 | 0.02% | 1 | 0.47% |
| Yuan-Hsin Chen | 2 | 0.02% | 1 | 0.47% |
| zhao, forrest | 2 | 0.02% | 1 | 0.47% |
| Sergei Shtylyov | 1 | 0.01% | 1 | 0.47% |
| Bastiaan Jacques | 1 | 0.01% | 1 | 0.47% |
| Mathias Krause | 1 | 0.01% | 1 | 0.47% |
| Lucas De Marchi | 1 | 0.01% | 1 | 0.47% |
| Rui Zhang | 1 | 0.01% | 1 | 0.47% |
| Matthijs Melchior | 1 | 0.01% | 1 | 0.47% |
| Axel Lin | 1 | 0.01% | 1 | 0.47% |
| Javier Martinez Canillas | 1 | 0.01% | 1 | 0.47% |
| Jeffrin Jose | 1 | 0.01% | 1 | 0.47% |
| Total | 9502 | 214 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * ahci.c - AHCI SATA support * * Maintained by: Tejun Heo <tj@kernel.org> * Please ALWAYS copy linux-ide@vger.kernel.org * on emails. * * Copyright 2004-2005 Red Hat, Inc. * * libata documentation is available via 'make {ps|pdf}docs', * as Documentation/driver-api/libata.rst * * AHCI hardware documentation: * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf */ #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/dma-mapping.h> #include <linux/device.h> #include <linux/dmi.h> #include <linux/gfp.h> #include <linux/msi.h> #include <scsi/scsi_host.h> #include <scsi/scsi_cmnd.h> #include <linux/libata.h> #include <linux/ahci-remap.h> #include <linux/io-64-nonatomic-lo-hi.h> #include "ahci.h" #define DRV_NAME "ahci" #define DRV_VERSION "3.0" enum { AHCI_PCI_BAR_STA2X11 = 0, AHCI_PCI_BAR_CAVIUM = 0, AHCI_PCI_BAR_ENMOTUS = 2, AHCI_PCI_BAR_CAVIUM_GEN5 = 4, AHCI_PCI_BAR_STANDARD = 5, }; enum board_ids { /* board IDs by feature in alphabetical order */ board_ahci, board_ahci_ign_iferr, board_ahci_mobile, board_ahci_nomsi, board_ahci_noncq, board_ahci_nosntf, board_ahci_yes_fbs, /* board IDs for specific chipsets in alphabetical order */ board_ahci_avn, board_ahci_mcp65, board_ahci_mcp77, board_ahci_mcp89, board_ahci_mv, board_ahci_sb600, board_ahci_sb700, /* for SB700 and SB800 */ board_ahci_vt8251, /* aliases */ board_ahci_mcp_linux = board_ahci_mcp65, board_ahci_mcp67 = board_ahci_mcp65, board_ahci_mcp73 = board_ahci_mcp65, board_ahci_mcp79 = board_ahci_mcp77, }; static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); static void ahci_remove_one(struct pci_dev *dev); static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline); static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline); static void ahci_mcp89_apple_enable(struct pci_dev *pdev); static bool is_mcp89_apple(struct pci_dev *pdev); static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline); #ifdef CONFIG_PM static int ahci_pci_device_runtime_suspend(struct device *dev); static int ahci_pci_device_runtime_resume(struct device *dev); #ifdef CONFIG_PM_SLEEP static int ahci_pci_device_suspend(struct device *dev); static int ahci_pci_device_resume(struct device *dev); #endif #endif /* CONFIG_PM */ static struct scsi_host_template ahci_sht = { AHCI_SHT("ahci"), }; static struct ata_port_operations ahci_vt8251_ops = { .inherits = &ahci_ops, .hardreset = ahci_vt8251_hardreset, }; static struct ata_port_operations ahci_p5wdh_ops = { .inherits = &ahci_ops, .hardreset = ahci_p5wdh_hardreset, }; static struct ata_port_operations ahci_avn_ops = { .inherits = &ahci_ops, .hardreset = ahci_avn_hardreset, }; static const struct ata_port_info ahci_port_info[] = { /* by features */ [board_ahci] = { .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_ign_iferr] = { AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_mobile] = { AHCI_HFLAGS (AHCI_HFLAG_IS_MOBILE), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_nomsi] = { AHCI_HFLAGS (AHCI_HFLAG_NO_MSI), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_noncq] = { AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_nosntf] = { AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_yes_fbs] = { AHCI_HFLAGS (AHCI_HFLAG_YES_FBS), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, /* by chipsets */ [board_ahci_avn] = { .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_avn_ops, }, [board_ahci_mcp65] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ), .flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_mcp77] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_mcp89] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_mv] = { AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI | AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP), .flags = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, [board_ahci_sb600] = { AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL | AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255 | AHCI_HFLAG_32BIT_ONLY), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_pmp_retry_srst_ops, }, [board_ahci_sb700] = { /* for SB700 and SB800 */ AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_pmp_retry_srst_ops, }, [board_ahci_vt8251] = { AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_vt8251_ops, }, }; static const struct pci_device_id ahci_pci_tbl[] = { /* Intel */ { PCI_VDEVICE(INTEL, 0x2652), board_ahci }, /* ICH6 */ { PCI_VDEVICE(INTEL, 0x2653), board_ahci }, /* ICH6M */ { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ { PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */ { PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */ { PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */ { PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */ { PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */ { PCI_VDEVICE(INTEL, 0x2683), board_ahci }, /* ESB2 */ { PCI_VDEVICE(INTEL, 0x27c6), board_ahci }, /* ICH7-M DH */ { PCI_VDEVICE(INTEL, 0x2821), board_ahci }, /* ICH8 */ { PCI_VDEVICE(INTEL, 0x2822), board_ahci_nosntf }, /* ICH8 */ { PCI_VDEVICE(INTEL, 0x2824), board_ahci }, /* ICH8 */ { PCI_VDEVICE(INTEL, 0x2829), board_ahci }, /* ICH8M */ { PCI_VDEVICE(INTEL, 0x282a), board_ahci }, /* ICH8M */ { PCI_VDEVICE(INTEL, 0x2922), board_ahci }, /* ICH9 */ { PCI_VDEVICE(INTEL, 0x2923), board_ahci }, /* ICH9 */ { PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */ { PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */ { PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */ { PCI_VDEVICE(INTEL, 0x2929), board_ahci_mobile }, /* ICH9M */ { PCI_VDEVICE(INTEL, 0x292a), board_ahci_mobile }, /* ICH9M */ { PCI_VDEVICE(INTEL, 0x292b), board_ahci_mobile }, /* ICH9M */ { PCI_VDEVICE(INTEL, 0x292c), board_ahci_mobile }, /* ICH9M */ { PCI_VDEVICE(INTEL, 0x292f), board_ahci_mobile }, /* ICH9M */ { PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */ { PCI_VDEVICE(INTEL, 0x294e), board_ahci_mobile }, /* ICH9M */ { PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */ { PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */ { PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */ { PCI_VDEVICE(INTEL, 0x3a22), board_ahci }, /* ICH10 */ { PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */ { PCI_VDEVICE(INTEL, 0x3b22), board_ahci }, /* PCH AHCI */ { PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */ { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ { PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */ { PCI_VDEVICE(INTEL, 0x3b29), board_ahci_mobile }, /* PCH M AHCI */ { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_mobile }, /* PCH M RAID */ { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ { PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19b2), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19b3), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19b4), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19b5), board_ahci }, /* DNV AHCI */ { 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 */ { PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19c7), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */ { PCI_VDEVICE(INTEL, 0x1c03), board_ahci_mobile }, /* CPT M AHCI */ { PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */ { PCI_VDEVICE(INTEL, 0x1c05), board_ahci_mobile }, /* CPT M RAID */ { PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */ { PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */ { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */ { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ { PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */ { PCI_VDEVICE(INTEL, 0x1e03), board_ahci_mobile }, /* Panther M AHCI */ { PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x1e07), board_ahci_mobile }, /* Panther M RAID */ { PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */ { PCI_VDEVICE(INTEL, 0x8c03), board_ahci_mobile }, /* Lynx M AHCI */ { PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */ { PCI_VDEVICE(INTEL, 0x8c05), board_ahci_mobile }, /* Lynx M RAID */ { PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */ { PCI_VDEVICE(INTEL, 0x8c07), board_ahci_mobile }, /* Lynx M RAID */ { PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */ { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_mobile }, /* Lynx M RAID */ { PCI_VDEVICE(INTEL, 0x9c02), board_ahci_mobile }, /* Lynx LP AHCI */ { PCI_VDEVICE(INTEL, 0x9c03), board_ahci_mobile }, /* Lynx LP AHCI */ { PCI_VDEVICE(INTEL, 0x9c04), board_ahci_mobile }, /* Lynx LP RAID */ { PCI_VDEVICE(INTEL, 0x9c05), board_ahci_mobile }, /* Lynx LP RAID */ { PCI_VDEVICE(INTEL, 0x9c06), board_ahci_mobile }, /* Lynx LP RAID */ { PCI_VDEVICE(INTEL, 0x9c07), board_ahci_mobile }, /* Lynx LP RAID */ { PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_mobile }, /* Lynx LP RAID */ { PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_mobile }, /* Lynx LP RAID */ { PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_mobile }, /* Cannon Lake PCH-LP AHCI */ { PCI_VDEVICE(INTEL, 0x1f22), board_ahci }, /* Avoton AHCI */ { PCI_VDEVICE(INTEL, 0x1f23), board_ahci }, /* Avoton AHCI */ { PCI_VDEVICE(INTEL, 0x1f24), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f25), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f26), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f27), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f2e), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f2f), board_ahci }, /* 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 }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ { PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d0e), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d62), board_ahci }, /* Wellsburg AHCI */ { PCI_VDEVICE(INTEL, 0x8d64), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d66), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d6e), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x23a3), board_ahci }, /* Coleto Creek AHCI */ { PCI_VDEVICE(INTEL, 0x9c83), board_ahci_mobile }, /* Wildcat LP AHCI */ { PCI_VDEVICE(INTEL, 0x9c85), board_ahci_mobile }, /* Wildcat LP RAID */ { PCI_VDEVICE(INTEL, 0x9c87), board_ahci_mobile }, /* Wildcat LP RAID */ { PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_mobile }, /* Wildcat LP RAID */ { PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */ { PCI_VDEVICE(INTEL, 0x8c83), board_ahci_mobile }, /* 9 Series M AHCI */ { PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */ { PCI_VDEVICE(INTEL, 0x8c85), board_ahci_mobile }, /* 9 Series M RAID */ { PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */ { PCI_VDEVICE(INTEL, 0x8c87), board_ahci_mobile }, /* 9 Series M RAID */ { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */ { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_mobile }, /* 9 Series M RAID */ { PCI_VDEVICE(INTEL, 0x9d03), board_ahci_mobile }, /* Sunrise LP AHCI */ { PCI_VDEVICE(INTEL, 0x9d05), board_ahci_mobile }, /* Sunrise LP RAID */ { PCI_VDEVICE(INTEL, 0x9d07), board_ahci_mobile }, /* Sunrise LP RAID */ { PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */ { PCI_VDEVICE(INTEL, 0xa103), board_ahci_mobile }, /* Sunrise M AHCI */ { PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */ { PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */ { PCI_VDEVICE(INTEL, 0xa107), board_ahci_mobile }, /* Sunrise M RAID */ { PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */ { PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Lewisburg AHCI*/ { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa182), board_ahci }, /* Lewisburg AHCI*/ { PCI_VDEVICE(INTEL, 0xa186), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa1d2), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa1d6), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa202), board_ahci }, /* Lewisburg AHCI*/ { PCI_VDEVICE(INTEL, 0xa206), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa252), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa256), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa356), board_ahci }, /* Cannon Lake PCH-H RAID */ { PCI_VDEVICE(INTEL, 0x0f22), board_ahci_mobile }, /* Bay Trail AHCI */ { PCI_VDEVICE(INTEL, 0x0f23), board_ahci_mobile }, /* Bay Trail AHCI */ { PCI_VDEVICE(INTEL, 0x22a3), board_ahci_mobile }, /* Cherry Tr. AHCI */ { PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_mobile }, /* ApolloLake AHCI */ { PCI_VDEVICE(INTEL, 0x34d3), board_ahci_mobile }, /* Ice Lake LP 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 */ /* AMD */ { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */ { PCI_VDEVICE(AMD, 0x7900), board_ahci }, /* AMD CZ */ /* AMD is using RAID class only for ahci controllers */ { PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, /* VIA */ { PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */ { PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */ /* NVIDIA */ { PCI_VDEVICE(NVIDIA, 0x044c), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x044d), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x044e), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x044f), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x045c), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x0550), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0551), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0552), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0553), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0554), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0555), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0556), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0557), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0558), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_mcp67 }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0581), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0582), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0583), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0584), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0585), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0586), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0587), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0588), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x0589), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x058a), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x058b), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x058c), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x058d), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x058e), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x058f), board_ahci_mcp_linux }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci_mcp73 }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad3), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad4), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad5), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad6), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad7), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad8), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci_mcp77 }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ab4), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0ab5), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0ab6), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0ab7), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0ab8), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0ab9), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0aba), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0abb), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0abc), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci_mcp79 }, /* MCP79 */ { PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci_mcp89 }, /* MCP89 */ { PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci_mcp89 }, /* MCP89 */ /* SiS */ { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */ { PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */ { PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */ /* ST Microelectronics */ { PCI_VDEVICE(STMICRO, 0xCC06), board_ahci }, /* ST ConneXt */ /* Marvell */ { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */ { PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9123), .class = PCI_CLASS_STORAGE_SATA_AHCI, .class_mask = 0xffffff, .driver_data = board_ahci_yes_fbs }, /* 88se9128 */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125), .driver_data = board_ahci_yes_fbs }, /* 88se9125 */ { PCI_DEVICE_SUB(PCI_VENDOR_ID_MARVELL_EXT, 0x9178, PCI_VENDOR_ID_MARVELL_EXT, 0x9170), .driver_data = board_ahci_yes_fbs }, /* 88se9170 */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a), .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172), .driver_data = board_ahci_yes_fbs }, /* 88se9182 */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9182), .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192), .driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0), .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a2), /* 88se91a2 */ .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3), .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230), .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0642), /* 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 }, /* ASM1060 */ { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */ { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */ { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */ { PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci }, /* ASM1061R */ { PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci }, /* ASM1062R */ /* * Samsung SSDs found on some macbooks. NCQ times out if MSI is * enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731 */ { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi }, { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi }, /* Enmotus */ { PCI_DEVICE(0x1c44, 0x8000), board_ahci }, /* Generic, PCI class code for AHCI */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci }, { } /* terminate list */ }; static const struct dev_pm_ops ahci_pci_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(ahci_pci_device_suspend, ahci_pci_device_resume) SET_RUNTIME_PM_OPS(ahci_pci_device_runtime_suspend, ahci_pci_device_runtime_resume, NULL) }; static struct pci_driver ahci_pci_driver = { .name = DRV_NAME, .id_table = ahci_pci_tbl, .probe = ahci_init_one, .remove = ahci_remove_one, .driver = { .pm = &ahci_pci_pm_ops, }, }; #if 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 void ahci_pci_save_initial_config(struct pci_dev *pdev, struct ahci_host_priv *hpriv) { if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) { dev_info(&pdev->dev, "JMB361 has only one port\n"); hpriv->force_port_map = 1; } /* * Temporary Marvell 6145 hack: PATA port presence * is asserted through the standard AHCI port * presence register, as bit 4 (counting from 0) */ if (hpriv->flags & AHCI_HFLAG_MV_PATA) { if (pdev->device == 0x6121) hpriv->mask_port_map = 0x3; else hpriv->mask_port_map = 0xf; dev_info(&pdev->dev, "Disabling your PATA port. Use the boot option 'ahci.marvell_enable=0' to avoid this.\n"); } ahci_save_initial_config(&pdev->dev, hpriv); } static int ahci_pci_reset_controller(struct ata_host *host) { struct pci_dev *pdev = to_pci_dev(host->dev); int rc; rc = ahci_reset_controller(host); if (rc) return rc; if (pdev->vendor == PCI_VENDOR_ID_INTEL) { struct ahci_host_priv *hpriv = host->private_data; u16 tmp16; /* configure PCS */ pci_read_config_word(pdev, 0x92, &tmp16); if ((tmp16 & hpriv->port_map) != hpriv->port_map) { tmp16 |= hpriv->port_map; pci_write_config_word(pdev, 0x92, tmp16); } } return 0; } static void ahci_pci_init_controller(struct ata_host *host) { struct ahci_host_priv *hpriv = host->private_data; struct pci_dev *pdev = to_pci_dev(host->dev); void __iomem *port_mmio; u32 tmp; int mv; if (hpriv->flags & AHCI_HFLAG_MV_PATA) { if (pdev->device == 0x6121) mv = 2; else mv = 4; port_mmio = __ahci_port_base(host, mv); writel(0, port_mmio + PORT_IRQ_MASK); /* clear port IRQ */ tmp = readl(port_mmio + PORT_IRQ_STAT); VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp); if (tmp) writel(tmp, port_mmio + PORT_IRQ_STAT); } ahci_init_controller(host); } static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline) { struct ata_port *ap = link->ap; struct ahci_host_priv *hpriv = ap->host->private_data; bool online; int rc; DPRINTK("ENTER\n"); hpriv->stop_engine(ap); rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), deadline, &online, NULL); hpriv->start_engine(ap); DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class); /* vt8251 doesn't clear BSY on signature FIS reception, * request follow-up softreset. */ return online ? -EAGAIN : rc; } static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline) { struct ata_port *ap = link->ap; struct ahci_port_priv *pp = ap->private_data; struct ahci_host_priv *hpriv = ap->host->private_data; u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; struct ata_taskfile tf; bool online; int rc; hpriv->stop_engine(ap); /* clear D2H reception area to properly wait for D2H FIS */ ata_tf_init(link->device, &tf); tf.command = ATA_BUSY; ata_tf_to_fis(&tf, 0, 0, d2h_fis); rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), deadline, &online, NULL); hpriv->start_engine(ap); /* The pseudo configuration device on SIMG4726 attached to * ASUS P5W-DH Deluxe doesn't send signature FIS after * hardreset if no device is attached to the first downstream * port && the pseudo device locks up on SRST w/ PMP==0. To * work around this, wait for !BSY only briefly. If BSY isn't * cleared, perform CLO and proceed to IDENTIFY (achieved by * ATA_LFLAG_NO_SRST and ATA_LFLAG_ASSUME_ATA). * * Wait for two seconds. Devices attached to downstream port * which can't process the following IDENTIFY after this will * have to be reset again. For most cases, this should * suffice while making probing snappish enough. */ if (online) { rc = ata_wait_after_reset(link, jiffies + 2 * HZ, ahci_check_ready); if (rc) ahci_kick_engine(ap); } return rc; } /* * ahci_avn_hardreset - attempt more aggressive recovery of Avoton ports. * * It has been observed with some SSDs that the timing of events in the * link synchronization phase can leave the port in a state that can not * be recovered by a SATA-hard-reset alone. The failing signature is * SStatus.DET stuck at 1 ("Device presence detected but Phy * communication not established"). It was found that unloading and * reloading the driver when this problem occurs allows the drive * connection to be recovered (DET advanced to 0x3). The critical * component of reloading the driver is that the port state machines are * reset by bouncing "port enable" in the AHCI PCS configuration * register. So, reproduce that effect by bouncing a port whenever we * see DET==1 after a reset. */ static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline) { const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context); struct ata_port *ap = link->ap; struct ahci_port_priv *pp = ap->private_data; struct ahci_host_priv *hpriv = ap->host->private_data; u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; unsigned long tmo = deadline - jiffies; struct ata_taskfile tf; bool online; int rc, i; DPRINTK("ENTER\n"); 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.command = ATA_BUSY; ata_tf_to_fis(&tf, 0, 0, d2h_fis); rc = sata_link_hardreset(link, timing, deadline, &online, ahci_check_ready); if (sata_scr_read(link, SCR_STATUS, &sstatus) != 0 || (sstatus & 0xf) != 1) break; ata_link_printk(link, KERN_INFO, "avn bounce port%d\n", port); pci_read_config_word(pdev, 0x92, &val); val &= ~(1 << port); pci_write_config_word(pdev, 0x92, val); ata_msleep(ap, 1000); val |= 1 << port; pci_write_config_word(pdev, 0x92, val); deadline += tmo; } hpriv->start_engine(ap); if (online) *class = ahci_dev_classify(ap); DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class); return rc; } #ifdef CONFIG_PM static void ahci_pci_disable_interrupts(struct ata_host *host) { struct ahci_host_priv *hpriv = host->private_data; void __iomem *mmio = hpriv->mmio; u32 ctl; /* AHCI spec rev1.1 section 8.3.3: * Software must disable interrupts prior to requesting a * transition of the HBA to D3 state. */ ctl = readl(mmio + HOST_CTL); ctl &= ~HOST_IRQ_EN; writel(ctl, mmio + HOST_CTL); readl(mmio + HOST_CTL); /* flush */ } static int ahci_pci_device_runtime_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct ata_host *host = pci_get_drvdata(pdev); ahci_pci_disable_interrupts(host); return 0; } static int ahci_pci_device_runtime_resume(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct ata_host *host = pci_get_drvdata(pdev); int rc; rc = ahci_pci_reset_controller(host); if (rc) return rc; ahci_pci_init_controller(host); return 0; } #ifdef CONFIG_PM_SLEEP static int ahci_pci_device_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct ata_host *host = pci_get_drvdata(pdev); struct ahci_host_priv *hpriv = host->private_data; if (hpriv->flags & AHCI_HFLAG_NO_SUSPEND) { dev_err(&pdev->dev, "BIOS update required for suspend/resume\n"); return -EIO; } ahci_pci_disable_interrupts(host); return ata_host_suspend(host, PMSG_SUSPEND); } static int ahci_pci_device_resume(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct ata_host *host = pci_get_drvdata(pdev); int rc; /* Apple BIOS helpfully mangles the registers on resume */ if (is_mcp89_apple(pdev)) ahci_mcp89_apple_enable(pdev); if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) { rc = ahci_pci_reset_controller(host); if (rc) return rc; ahci_pci_init_controller(host); } ata_host_resume(host); return 0; } #endif #endif /* CONFIG_PM */ static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac) { int rc; /* * If the device fixup already set the dma_mask to some non-standard * value, don't extend it here. This happens on STA2X11, for example. */ if (pdev->dma_mask && pdev->dma_mask < DMA_BIT_MASK(32)) return 0; if (using_dac && !dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) { rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)); if (rc) { rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (rc) { dev_err(&pdev->dev, "64-bit DMA enable failed\n"); return rc; } } } else { rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); if (rc) { dev_err(&pdev->dev, "32-bit DMA enable failed\n"); return rc; } rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (rc) { dev_err(&pdev->dev, "32-bit consistent DMA enable failed\n"); return rc; } } return 0; } static void ahci_pci_print_info(struct ata_host *host) { struct pci_dev *pdev = to_pci_dev(host->dev); u16 cc; const char *scc_s; pci_read_config_word(pdev, 0x0a, &cc); if (cc == PCI_CLASS_STORAGE_IDE) scc_s = "IDE"; else if (cc == PCI_CLASS_STORAGE_SATA) scc_s = "SATA"; else if (cc == PCI_CLASS_STORAGE_RAID) scc_s = "RAID"; else scc_s = "unknown"; ahci_print_info(host, scc_s); } /* On ASUS P5W DH Deluxe, the second port of PCI device 00:1f.2 is * hardwired to on-board SIMG 4726. The chipset is ICH8 and doesn't * support PMP and the 4726 either directly exports the device * attached to the first downstream port or acts as a hardware storage * controller and emulate a single ATA device (can be RAID 0/1 or some * other configuration). * * When there's no device attached to the first downstream port of the * 4726, "Config Disk" appears, which is a pseudo ATA device to * configure the 4726. However, ATA emulation of the device is very * lame. It doesn't send signature D2H Reg FIS after the initial * hardreset, pukes on SRST w/ PMP==0 and has bunch of other issues. * * The following function works around the problem by always using * hardreset on the port and not depending on receiving signature FIS * afterward. If signature FIS isn't received soon, ATA class is * assumed without follow-up softreset. */ static void ahci_p5wdh_workaround(struct ata_host *host) { static const struct dmi_system_id sysids[] = { { .ident = "P5W DH Deluxe", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTEK COMPUTER INC"), DMI_MATCH(DMI_PRODUCT_NAME, "P5W DH Deluxe"), }, }, { } }; struct pci_dev *pdev = to_pci_dev(host->dev); if (pdev->bus->number == 0 && pdev->devfn == PCI_DEVFN(0x1f, 2) && dmi_check_system(sysids)) { struct ata_port *ap = host->ports[1]; dev_info(&pdev->dev, "enabling ASUS P5W DH Deluxe on-board SIMG4726 workaround\n"); ap->ops = &ahci_p5wdh_ops; ap->link.flags |= ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA; } } /* * Macbook7,1 firmware forcibly disables MCP89 AHCI and changes PCI ID when * booting in BIOS compatibility mode. We restore the registers but not ID. */ static void ahci_mcp89_apple_enable(struct pci_dev *pdev) { u32 val; printk(KERN_INFO "ahci: enabling MCP89 AHCI mode\n"); pci_read_config_dword(pdev, 0xf8, &val); val |= 1 << 0x1b; /* the following changes the device ID, but appears not to affect function */ /* val = (val & ~0xf0000000) | 0x80000000; */ pci_write_config_dword(pdev, 0xf8, val); pci_read_config_dword(pdev, 0x54c, &val); val |= 1 << 0xc; pci_write_config_dword(pdev, 0x54c, val); pci_read_config_dword(pdev, 0x4a4, &val); val &= 0xff; val |= 0x01060100; pci_write_config_dword(pdev, 0x4a4, val); pci_read_config_dword(pdev, 0x54c, &val); val &= ~(1 << 0xc); pci_write_config_dword(pdev, 0x54c, val); pci_read_config_dword(pdev, 0xf8, &val); val &= ~(1 << 0x1b); pci_write_config_dword(pdev, 0xf8, val); } static bool is_mcp89_apple(struct pci_dev *pdev) { return pdev->vendor == PCI_VENDOR_ID_NVIDIA && pdev->device == PCI_DEVICE_ID_NVIDIA_NFORCE_MCP89_SATA && pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE && pdev->subsystem_device == 0xcb89; } /* only some SB600 ahci controllers can do 64bit DMA */ static bool ahci_sb600_enable_64bit(struct pci_dev *pdev) { static const struct dmi_system_id sysids[] = { /* * The oldest version known to be broken is 0901 and * working is 1501 which was released on 2007-10-26. * Enable 64bit DMA on 1501 and anything newer. * * Please read bko#9412 for more info. */ { .ident = "ASUS M2A-VM", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), DMI_MATCH(DMI_BOARD_NAME, "M2A-VM"), }, .driver_data = "20071026", /* yyyymmdd */ }, /* * All BIOS versions for the MSI K9A2 Platinum (MS-7376) * support 64bit DMA. * * BIOS versions earlier than 1.5 had the Manufacturer DMI * fields as "MICRO-STAR INTERANTIONAL CO.,LTD". * This spelling mistake was fixed in BIOS version 1.5, so * 1.5 and later have the Manufacturer as * "MICRO-STAR INTERNATIONAL CO.,LTD". * So try to match on DMI_BOARD_VENDOR of "MICRO-STAR INTER". * * BIOS versions earlier than 1.9 had a Board Product Name * DMI field of "MS-7376". This was changed to be * "K9A2 Platinum (MS-7376)" in version 1.9, but we can still * match on DMI_BOARD_NAME of "MS-7376". */ { .ident = "MSI K9A2 Platinum", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTER"), DMI_MATCH(DMI_BOARD_NAME, "MS-7376"), }, }, /* * All BIOS versions for the MSI K9AGM2 (MS-7327) support * 64bit DMA. * * This board also had the typo mentioned above in the * Manufacturer DMI field (fixed in BIOS version 1.5), so * match on DMI_BOARD_VENDOR of "MICRO-STAR INTER" again. */ { .ident = "MSI K9AGM2", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTER"), DMI_MATCH(DMI_BOARD_NAME, "MS-7327"), }, }, /* * All BIOS versions for the Asus M3A support 64bit DMA. * (all release versions from 0301 to 1206 were tested) */ { .ident = "ASUS M3A", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), DMI_MATCH(DMI_BOARD_NAME, "M3A"), }, }, { } }; const struct dmi_system_id *match; int year, month, date; char buf[9]; match = dmi_first_match(sysids); if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) || !match) return false; if (!match->driver_data) goto enable_64bit; dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); if (strcmp(buf, match->driver_data) >= 0) goto enable_64bit; else { dev_warn(&pdev->dev, "%s: BIOS too old, forcing 32bit DMA, update BIOS\n", match->ident); return false; } enable_64bit: dev_warn(&pdev->dev, "%s: enabling 64bit DMA\n", match->ident); return true; } static bool ahci_broken_system_poweroff(struct pci_dev *pdev) { static const struct dmi_system_id broken_systems[] = { { .ident = "HP Compaq nx6310", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6310"), }, /* PCI slot number of the controller */ .driver_data = (void *)0x1FUL, }, { .ident = "HP Compaq 6720s", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6720s"), }, /* PCI slot number of the controller */ .driver_data = (void *)0x1FUL, }, { } /* terminate list */ }; const struct dmi_system_id *dmi = dmi_first_match(broken_systems); if (dmi) { unsigned long slot = (unsigned long)dmi->driver_data; /* apply the quirk only to on-board controllers */ return slot == PCI_SLOT(pdev->devfn); } return false; } static bool ahci_broken_suspend(struct pci_dev *pdev) { static const struct dmi_system_id sysids[] = { /* * On HP dv[4-6] and HDX18 with earlier BIOSen, link * to the harddisk doesn't become online after * resuming from STR. Warn and fail suspend. * * http://bugzilla.kernel.org/show_bug.cgi?id=12276 * * Use dates instead of versions to match as HP is * apparently recycling both product and version * strings. * * http://bugzilla.kernel.org/show_bug.cgi?id=15462 */ { .ident = "dv4", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), }, .driver_data = "20090105", /* F.30 */ }, { .ident = "dv5", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv5 Notebook PC"), }, .driver_data = "20090506", /* F.16 */ }, { .ident = "dv6", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv6 Notebook PC"), }, .driver_data = "20090423", /* F.21 */ }, { .ident = "HDX18", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP HDX18 Notebook PC"), }, .driver_data = "20090430", /* F.23 */ }, /* * Acer eMachines G725 has the same problem. BIOS * V1.03 is known to be broken. V3.04 is known to * work. Between, there are V1.06, V2.06 and V3.03 * that we don't have much idea about. For now, * blacklist anything older than V3.04. * * http://bugzilla.kernel.org/show_bug.cgi?id=15104 */ { .ident = "G725", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "eMachines"), DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"), }, .driver_data = "20091216", /* V3.04 */ }, { } /* terminate list */ }; const struct dmi_system_id *dmi = dmi_first_match(sysids); int year, month, date; char buf[9]; if (!dmi || pdev->bus->number || pdev->devfn != PCI_DEVFN(0x1f, 2)) return false; dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); return strcmp(buf, dmi->driver_data) < 0; } static bool ahci_broken_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); } static bool ahci_broken_devslp(struct pci_dev *pdev) { /* device with broken DEVSLP but still showing SDS capability */ static const struct pci_device_id ids[] = { { PCI_VDEVICE(INTEL, 0x0f23)}, /* Valleyview SoC */ {} }; return pci_match_id(ids, pdev); } #ifdef CONFIG_ATA_ACPI static void ahci_gtf_filter_workaround(struct ata_host *host) { static const struct dmi_system_id sysids[] = { /* * Aspire 3810T issues a bunch of SATA enable commands * via _GTF including an invalid one and one which is * rejected by the device. Among the successful ones * is FPDMA non-zero offset enable which when enabled * only on the drive side leads to NCQ command * failures. Filter it out. */ { .ident = "Aspire 3810T", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3810T"), }, .driver_data = (void *)ATA_ACPI_FILTER_FPDMA_OFFSET, }, { } }; const struct dmi_system_id *dmi = dmi_first_match(sysids); unsigned int filter; int i; if (!dmi) return; filter = (unsigned long)dmi->driver_data; dev_info(host->dev, "applying extra ACPI _GTF filter 0x%x for %s\n", filter, dmi->ident); for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; struct ata_link *link; struct ata_device *dev; ata_for_each_link(link, ap, EDGE) ata_for_each_dev(dev, link, ALL) dev->gtf_filter |= filter; } } #else static inline void ahci_gtf_filter_workaround(struct ata_host *host) {} #endif /* * 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; VPRINTK("ENTER\n"); hpriv = host->private_data; mmio = hpriv->mmio; irq_stat = readl(mmio + HOST_IRQ_STAT); if (!irq_stat) return IRQ_NONE; do { irq_masked = irq_stat & hpriv->port_map; spin_lock(&host->lock); rc = ahci_handle_port_intr(host, irq_masked); if (!rc) handled = 0; writel(irq_stat, mmio + HOST_IRQ_STAT); irq_stat = readl(mmio + HOST_IRQ_STAT); spin_unlock(&host->lock); } while (irq_stat); VPRINTK("EXIT\n"); return IRQ_RETVAL(handled); } #endif static void ahci_remap_check(struct pci_dev *pdev, int bar, struct ahci_host_priv *hpriv) { int i, count = 0; 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 */ count++; } if (!count) return; dev_warn(&pdev->dev, "Found %d remapped NVMe devices.\n", count); 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_update_initial_lpm_policy(struct ata_port *ap, struct ahci_host_priv *hpriv) { int policy = CONFIG_SATA_MOBILE_LPM_POLICY; /* Ignore processing for non mobile platforms */ if (!(hpriv->flags & AHCI_HFLAG_IS_MOBILE)) return; /* user modified policy via module param */ if (mobile_lpm_policy != -1) { policy = mobile_lpm_policy; goto update_policy; } #ifdef CONFIG_ACPI if (policy > ATA_LPM_MED_POWER && (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)) { 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; } #endif update_policy: if (policy >= ATA_LPM_UNKNOWN && policy <= ATA_LPM_MIN_POWER) ap->target_lpm_policy = policy; } static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { unsigned int board_id = ent->driver_data; struct ata_port_info pi = ahci_port_info[board_id]; const struct ata_port_info *ppi[] = { &pi, NULL }; struct device *dev = &pdev->dev; struct ahci_host_priv *hpriv; struct ata_host *host; int n_ports, i, rc; int ahci_pci_bar = AHCI_PCI_BAR_STANDARD; VPRINTK("ENTER\n"); WARN_ON((int)ATA_MAX_QUEUE > AHCI_MAX_CMDS); ata_print_version_once(&pdev->dev, DRV_VERSION); /* The AHCI driver can only drive the SATA ports, the PATA driver can drive them all so if both drivers are selected make sure AHCI stays out of the way */ if (pdev->vendor == PCI_VENDOR_ID_MARVELL && !marvell_enable) return -ENODEV; /* Apple BIOS on MCP89 prevents us using AHCI */ if (is_mcp89_apple(pdev)) ahci_mcp89_apple_enable(pdev); /* Promise's PDC42819 is a SAS/SATA controller that has an AHCI mode. * At the moment, we can only use the AHCI mode. Let the users know * that for SAS drives they're out of luck. */ if (pdev->vendor == PCI_VENDOR_ID_PROMISE) dev_info(&pdev->dev, "PDC42819 can only drive SATA devices with this driver\n"); /* Some devices use non-standard BARs */ if (pdev->vendor == PCI_VENDOR_ID_STMICRO && pdev->device == 0xCC06) ahci_pci_bar = AHCI_PCI_BAR_STA2X11; else if (pdev->vendor == 0x1c44 && pdev->device == 0x8000) ahci_pci_bar = AHCI_PCI_BAR_ENMOTUS; else if (pdev->vendor == 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; } /* 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); /* must set flag prior to save config in order to take effect */ if (ahci_broken_devslp(pdev)) hpriv->flags |= AHCI_HFLAG_NO_DEVSLP; #ifdef CONFIG_ARM64 if (pdev->vendor == 0x177d && pdev->device == 0xa01c) hpriv->irq_handler = ahci_thunderx_irq_handler; #endif /* save initial config */ ahci_pci_save_initial_config(pdev, hpriv); /* prepare host */ if (hpriv->cap & HOST_CAP_NCQ) { pi.flags |= ATA_FLAG_NCQ; /* * Auto-activate optimization is supposed to be * supported on all AHCI controllers indicating NCQ * capability, but it seems to be broken on some * chipsets including NVIDIAs. */ if (!(hpriv->flags & AHCI_HFLAG_NO_FPDMA_AA)) pi.flags |= ATA_FLAG_FPDMA_AA; /* * All AHCI controllers should be forward-compatible * with the new auxiliary field. This code should be * conditionalized if any buggy AHCI controllers are * encountered. */ pi.flags |= ATA_FLAG_FPDMA_AUX; } if (hpriv->cap & HOST_CAP_PMP) pi.flags |= ATA_FLAG_PMP; ahci_set_em_messages(hpriv, &pi); if (ahci_broken_system_poweroff(pdev)) { pi.flags |= ATA_FLAG_NO_POWEROFF_SPINDOWN; dev_info(&pdev->dev, "quirky BIOS, skipping spindown on poweroff\n"); } if (ahci_broken_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) return -ENOMEM; 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 (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_update_initial_lpm_policy(ap, hpriv); /* disabled/not-implemented port */ if (!(hpriv->port_map & (1 << i))) ap->ops = &ata_dummy_port_ops; } /* apply workaround for ASUS P5W DH Deluxe mainboard */ ahci_p5wdh_workaround(host); /* apply gtf filter quirk */ ahci_gtf_filter_workaround(host); /* initialize adapter */ rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64); if (rc) return rc; rc = ahci_pci_reset_controller(host); if (rc) return rc; ahci_pci_init_controller(host); ahci_pci_print_info(host); pci_set_master(pdev); rc = ahci_host_activate(host, &ahci_sht); if (rc) return rc; pm_runtime_put_noidle(&pdev->dev); return 0; } static void ahci_remove_one(struct pci_dev *pdev) { pm_runtime_get_noresume(&pdev->dev); ata_pci_remove_one(pdev); } module_pci_driver(ahci_pci_driver); MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("AHCI SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ahci_pci_tbl); MODULE_VERSION(DRV_VERSION);
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