diff options
author | Radha Mohan Chintakuntla <rchintakuntla@cavium.com> | 2017-10-10 22:37:51 -0700 |
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committer | Tejun Heo <tj@kernel.org> | 2017-10-11 07:08:13 -0700 |
commit | b1314e3f85b36ce1311d7242085f6dd93709c694 (patch) | |
tree | aee05713dac6c2b4ebca4ad6bdb9423a758dbe20 /drivers | |
parent | 03b623fbc5d8d24d45d4e8cd4ba245b0170891f3 (diff) | |
download | linux-b1314e3f85b36ce1311d7242085f6dd93709c694.tar.bz2 |
ahci: Add support for Cavium's fifth generation SATA controller
This patch adds support for Cavium's fifth generation SATA controller.
It is an on-chip controller and complies with AHCI 1.3.1. As the
controller uses 64-bit addresses it cannot use the standard AHCI BAR5
and so uses BAR4.
Signed-off-by: Radha Mohan Chintakuntla <rchintakuntla@cavium.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ata/ahci.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index cb9b0e9090e3..6e26c1c2d18c 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -57,6 +57,7 @@ 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, }; @@ -1567,8 +1568,12 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) ahci_pci_bar = AHCI_PCI_BAR_STA2X11; else if (pdev->vendor == 0x1c44 && pdev->device == 0x8000) ahci_pci_bar = AHCI_PCI_BAR_ENMOTUS; - else if (pdev->vendor == 0x177d && pdev->device == 0xa01c) - ahci_pci_bar = AHCI_PCI_BAR_CAVIUM; + 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); |