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net: pch_gbe: Propagate error from devm_gpio_request_one()

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If GPIO controller is not available yet we need to defer
the probe of GBE until provider will become available.

While here, drop GPIOF_EXPORT because it's deprecated and
may not be available.

Fixes: f1a26fdf59 ("pch_gbe: Add MinnowBoard support")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Flavio Suligoi <f.suligoi@asem.it>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andy Shevchenko 2021-05-10 19:39:27 +03:00 committed by David S. Miller
parent 27d6414194
commit 9e3617a7b8
1 changed files with 7 additions and 3 deletions
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10
drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
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@ -2532,9 +2532,13 @@ static int pch_gbe_probe(struct pci_dev *pdev,
adapter->pdev = pdev;
adapter->hw.back = adapter;
adapter->hw.reg = pcim_iomap_table(pdev)[PCH_GBE_PCI_BAR];
adapter->pdata = (struct pch_gbe_privdata *)pci_id->driver_data;
if (adapter->pdata && adapter->pdata->platform_init)
adapter->pdata->platform_init(pdev);
if (adapter->pdata && adapter->pdata->platform_init) {
ret = adapter->pdata->platform_init(pdev);
if (ret)
goto err_free_netdev;
}
adapter->ptp_pdev =
pci_get_domain_bus_and_slot(pci_domain_nr(adapter->pdev->bus),
@ -2629,7 +2633,7 @@ err_free_netdev:
*/
static int pch_gbe_minnow_platform_init(struct pci_dev *pdev)
{
unsigned long flags = GPIOF_DIR_OUT | GPIOF_INIT_HIGH | GPIOF_EXPORT;
unsigned long flags = GPIOF_OUT_INIT_HIGH;
unsigned gpio = MINNOW_PHY_RESET_GPIO;
int ret;