diff options
| author | Jan Kiszka <jan.kiszka@siemens.com> | 2017-06-22 08:17:59 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-06-22 13:39:56 -0400 |
| commit | c5f657e49c878756f21349f9e4b0f1c9631d5352 (patch) | |
| tree | dc028d15a42feb2f99cce285f70fce94d8d5063d /drivers/net/ethernet | |
| parent | b6a4c8f013ea2dd1ead7ee14b44712189a7bc6c6 (diff) | |
| download | linux-c5f657e49c878756f21349f9e4b0f1c9631d5352.tar.bz2 | |
stmmac: pci: Make stmmac_pci_find_phy_addr truly generic
Move the special case for the early Galileo firmware into
quark_default_setup. This allows to use stmmac_pci_find_phy_addr for
non-quark cases.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index d3d74e526e17..f44ae49eb11c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -51,12 +51,8 @@ static int stmmac_pci_find_phy_addr(struct pci_dev *pdev, unsigned int func = PCI_FUNC(pdev->devfn); struct stmmac_pci_dmi_data *dmi; - /* - * Galileo boards with old firmware don't support DMI. We always return - * 1 here, so at least first found MAC controller would be probed. - */ if (!name) - return 1; + return -ENODEV; for (dmi = info->dmi; dmi->name && *dmi->name; dmi++) { if (!strcmp(dmi->name, name) && dmi->func == func) { @@ -136,8 +132,18 @@ static int quark_default_data(struct pci_dev *pdev, * does not connect to any PHY interface. */ ret = stmmac_pci_find_phy_addr(pdev, info); - if (ret < 0) - return ret; + if (ret < 0) { + /* Return error to the caller on DMI enabled boards. */ + if (dmi_get_system_info(DMI_BOARD_NAME)) + return ret; + + /* + * Galileo boards with old firmware don't support DMI. We always + * use 1 here as PHY address, so at least the first found MAC + * controller would be probed. + */ + ret = 1; + } plat->bus_id = PCI_DEVID(pdev->bus->number, pdev->devfn); plat->phy_addr = ret; |