diff options
| author | Andrey Jr. Melnikov <temnota.am@gmail.com> | 2024-02-14 17:57:57 +0100 |
|---|---|---|
| committer | Niklas Cassel <cassel@kernel.org> | 2024-02-19 10:14:31 +0100 |
| commit | 9815e39617541ef52d0dfac4be274ad378c6dc09 (patch) | |
| tree | ceade09e46dd0ccefceb70cdbf715ac86549f36a | |
| parent | 4b085736e44dbbe69b5eea1a8a294f404678a1f4 (diff) | |
ahci: asm1064: correct count of reported ports
The ASM1064 SATA host controller always reports wrongly,
that it has 24 ports. But in reality, it only has four ports.
before:
ahci 0000:04:00.0: SSS flag set, parallel bus scan disabled
ahci 0000:04:00.0: AHCI 0001.0301 32 slots 24 ports 6 Gbps 0xffff0f impl SATA mode
ahci 0000:04:00.0: flags: 64bit ncq sntf stag pm led only pio sxs deso sadm sds apst
after:
ahci 0000:04:00.0: ASM1064 has only four ports
ahci 0000:04:00.0: forcing port_map 0xffff0f -> 0xf
ahci 0000:04:00.0: SSS flag set, parallel bus scan disabled
ahci 0000:04:00.0: AHCI 0001.0301 32 slots 24 ports 6 Gbps 0xf impl SATA mode
ahci 0000:04:00.0: flags: 64bit ncq sntf stag pm led only pio sxs deso sadm sds apst
Signed-off-by: "Andrey Jr. Melnikov" <temnota.am@gmail.com>
Signed-off-by: Niklas Cassel <cassel@kernel.org>
| -rw-r--r-- | drivers/ata/ahci.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index da2e74fce2d9..682ff550ccfb 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -671,9 +671,17 @@ 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_ASMEDIA && pdev->device == 0x1166) { - dev_info(&pdev->dev, "ASM1166 has only six ports\n"); - hpriv->saved_port_map = 0x3f; + if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA) { + switch (pdev->device) { + case 0x1166: + dev_info(&pdev->dev, "ASM1166 has only six ports\n"); + hpriv->saved_port_map = 0x3f; + break; + case 0x1064: + dev_info(&pdev->dev, "ASM1064 has only four ports\n"); + hpriv->saved_port_map = 0xf; + break; + } } if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) { |