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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2021-05-10 19:39:27 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-20 16:22:34 +0200
commit45d13cf27228657353e8d39e4039e5f71d38c14d (patch)
treeb11e1735c4ccc75d4c37a28f6d87c63ad355b839 /drivers
parentb9b77406eefaa16714c3b7a6faf5067511d8fd6d (diff)
net: pch_gbe: Propagate error from devm_gpio_request_one()
[ Upstream commit 9e3617a7b84512bf96c04f9cf82d1a7257d33794 ] 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: f1a26fdf5944 ("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> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index 3b98b263bad0..a7ec9492d126 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -2625,9 +2625,13 @@ 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_bus_and_slot(adapter->pdev->bus->number,
PCI_DEVFN(12, 4));
@@ -2717,7 +2721,7 @@ 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;