target/linux/cns3xxx/patches-4.19/080-sata_support.patch

   1 --- a/drivers/ata/ahci_platform.c
   2 +++ b/drivers/ata/ahci_platform.c
   3 @@ -44,11 +44,18 @@ static struct scsi_host_template ahci_pl
   4         AHCI_SHT(DRV_NAME),
   5  };
   6
   7 +static const struct ata_port_info cns3xxx_port_info = {
   8 +       .flags          = AHCI_FLAG_COMMON,
   9 +       .pio_mask       = ATA_PIO4,
  10 +       .udma_mask      = ATA_UDMA6,
  11 +       .port_ops       = &ahci_pmp_retry_srst_ops,
  12 +};
  13 +
  14  static int ahci_probe(struct platform_device *pdev)
  15  {
  16         struct device *dev = &pdev->dev;
  17         struct ahci_host_priv *hpriv;
  18 -       const struct ata_port_info *port;
  19 +       const struct ata_port_info *port = &ahci_port_info;
  20         int rc;
  21
  22         hpriv = ahci_platform_get_resources(pdev,
  23 @@ -66,9 +73,14 @@ static int ahci_probe(struct platform_de
  24         if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci"))
  25                 hpriv->flags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ;
  26
  27 -       port = acpi_device_get_match_data(dev);
  28 -       if (!port)
  29 -               port = &ahci_port_info;
  30 +       if (IS_ENABLED(CONFIG_ARCH_CNS3XXX)) {
  31 +               port = &cns3xxx_port_info;
  32 +       }
  33 +       else {
  34 +               port = acpi_device_get_match_data(dev);
  35 +               if (!port)
  36 +                       port = &ahci_port_info;
  37 +       }
  38
  39         rc = ahci_platform_init_host(pdev, hpriv, port,
  40                                      &ahci_platform_sht);