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linux/drivers/ata/ahci.c
Linus Torvalds 81b6b96475 dma-mapping updates for 5.5-rc1 
- improve dma-debug scalability (Eric Dumazet)
  - tiny dma-debug cleanup (Dan Carpenter)
  - check for vmap memory in dma_map_single (Kees Cook)
  - check for dma_addr_t overflows in dma-direct when using
    DMA offsets (Nicolas Saenz Julienne)
  - switch the x86 sta2x11 SOC to use more generic DMA code
    (Nicolas Saenz Julienne)
  - fix arm-nommu dma-ranges handling (Vladimir Murzin)
  - use __initdata in CMA (Shyam Saini)
  - replace the bus dma mask with a limit (Nicolas Saenz Julienne)
  - merge the remapping helpers into the main dma-direct flow (me)
  - switch xtensa to the generic dma remap handling (me)
  - various cleanups around dma_capable (me)
  - remove unused dev arguments to various dma-noncoherent helpers (me)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux; tag 'dma-mapping-5.5' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping updates from Christoph Hellwig:

 - improve dma-debug scalability (Eric Dumazet)

 - tiny dma-debug cleanup (Dan Carpenter)

 - check for vmap memory in dma_map_single (Kees Cook)

 - check for dma_addr_t overflows in dma-direct when using DMA offsets
   (Nicolas Saenz Julienne)

 - switch the x86 sta2x11 SOC to use more generic DMA code (Nicolas
   Saenz Julienne)

 - fix arm-nommu dma-ranges handling (Vladimir Murzin)

 - use __initdata in CMA (Shyam Saini)

 - replace the bus dma mask with a limit (Nicolas Saenz Julienne)

 - merge the remapping helpers into the main dma-direct flow (me)

 - switch xtensa to the generic dma remap handling (me)

 - various cleanups around dma_capable (me)

 - remove unused dev arguments to various dma-noncoherent helpers (me)

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux:

* tag 'dma-mapping-5.5' of git://git.infradead.org/users/hch/dma-mapping: (22 commits)
  dma-mapping: treat dev->bus_dma_mask as a DMA limit
  dma-direct: exclude dma_direct_map_resource from the min_low_pfn check
  dma-direct: don't check swiotlb=force in dma_direct_map_resource
  dma-debug: clean up put_hash_bucket()
  powerpc: remove support for NULL dev in __phys_to_dma / __dma_to_phys
  dma-direct: avoid a forward declaration for phys_to_dma
  dma-direct: unify the dma_capable definitions
  dma-mapping: drop the dev argument to arch_sync_dma_for_*
  x86/PCI: sta2x11: use default DMA address translation
  dma-direct: check for overflows on 32 bit DMA addresses
  dma-debug: increase HASH_SIZE
  dma-debug: reorder struct dma_debug_entry fields
  xtensa: use the generic uncached segment support
  dma-mapping: merge the generic remapping helpers into dma-direct
  dma-direct: provide mmap and get_sgtable method overrides
  dma-direct: remove the dma_handle argument to __dma_direct_alloc_pages
  dma-direct: remove __dma_direct_free_pages
  usb: core: Remove redundant vmap checks
  kernel: dma-contiguous: mark CMA parameters __initdata/__initconst
  dma-debug: add a schedule point in debug_dma_dump_mappings()
  ...
2019-11-28 11:16:43 -08:00

1893 lines
61 KiB
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// 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_al,
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,
/*
* board IDs for Intel chipsets that support more than 6 ports
* *and* end up needing the PCS quirk.
*/
board_ahci_pcs7,
/* 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_al] = {
AHCI_HFLAGS (AHCI_HFLAG_NO_PMP | AHCI_HFLAG_NO_MSI),
.flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_ops,
},
[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,
},
[board_ahci_pcs7] = {
.flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_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_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b1), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b2), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b3), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b4), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b5), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b6), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19b7), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19bE), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19bF), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c0), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c1), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c2), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c3), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c4), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c5), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c6), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19c7), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19cE), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x19cF), board_ahci_pcs7 }, /* 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 */
/* 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, 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 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_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_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)
{
const int dma_bits = using_dac ? 64 : 32;
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.
*
* 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);
}
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 void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv)
{
const struct pci_device_id *id = pci_match_id(ahci_pci_tbl, pdev);
u16 tmp16;
/*
* Only apply the 6-port PCS quirk for known legacy platforms.
*/
if (!id || id->vendor != PCI_VENDOR_ID_INTEL)
return;
/* Skip applying the quirk on Denverton and beyond */
if (((enum board_ids) id->driver_data) >= board_ahci_pcs7)
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 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);
/*
* If platform firmware failed to enable ports, try to enable
* them here.
*/
ahci_intel_pcs_quirk(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_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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