diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/ahci_platform.c | 3 | ||||
| -rw-r--r-- | drivers/ata/ahci_xgene.c | 4 | ||||
| -rw-r--r-- | drivers/ata/libahci.c | 1 |
3 files changed, 6 insertions, 2 deletions
diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index 04975b851..639adb1f8 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -51,6 +51,9 @@ static int ahci_probe(struct platform_device *pdev) if (rc) return rc; + of_property_read_u32(dev->of_node, + "ports-implemented", &hpriv->force_port_map); + if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci")) hpriv->flags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ; diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c index 8e3f7faf0..73b19b277 100644 --- a/drivers/ata/ahci_xgene.c +++ b/drivers/ata/ahci_xgene.c @@ -821,9 +821,9 @@ static int xgene_ahci_probe(struct platform_device *pdev) dev_warn(&pdev->dev, "%s: Error reading device info. Assume version1\n", __func__); version = XGENE_AHCI_V1; - } - if (info->valid & ACPI_VALID_CID) + } else if (info->valid & ACPI_VALID_CID) { version = XGENE_AHCI_V2; + } } } #endif diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 85ea5142a..bb050ea26 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -469,6 +469,7 @@ void ahci_save_initial_config(struct device *dev, struct ahci_host_priv *hpriv) dev_info(dev, "forcing port_map 0x%x -> 0x%x\n", port_map, hpriv->force_port_map); port_map = hpriv->force_port_map; + hpriv->saved_port_map = port_map; } if (hpriv->mask_port_map) { |