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path: root/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
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Diffstat (limited to 'drivers/net/ethernet/qualcomm/emac/emac-sgmii.c')
-rw-r--r--drivers/net/ethernet/qualcomm/emac/emac-sgmii.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
index e4bc18009d08..a508ebc4b206 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
@@ -293,6 +293,11 @@ static struct sgmii_ops qdf2400_ops = {
};
#endif
+struct emac_match_data {
+ struct sgmii_ops **sgmii_ops;
+ struct device *target_device;
+};
+
static int emac_sgmii_acpi_match(struct device *dev, void *data)
{
#ifdef CONFIG_ACPI
@@ -303,7 +308,7 @@ static int emac_sgmii_acpi_match(struct device *dev, void *data)
{}
};
const struct acpi_device_id *id = acpi_match_device(match_table, dev);
- struct sgmii_ops **ops = data;
+ struct emac_match_data *match_data = data;
if (id) {
acpi_handle handle = ACPI_HANDLE(dev);
@@ -324,10 +329,12 @@ static int emac_sgmii_acpi_match(struct device *dev, void *data)
switch (hrv) {
case 1:
- *ops = &qdf2432_ops;
+ *match_data->sgmii_ops = &qdf2432_ops;
+ match_data->target_device = dev;
return 1;
case 2:
- *ops = &qdf2400_ops;
+ *match_data->sgmii_ops = &qdf2400_ops;
+ match_data->target_device = dev;
return 1;
}
}
@@ -356,16 +363,21 @@ int emac_sgmii_config(struct platform_device *pdev, struct emac_adapter *adpt)
int ret;
if (has_acpi_companion(&pdev->dev)) {
+ struct emac_match_data match_data = {
+ .sgmii_ops = &phy->sgmii_ops,
+ .target_device = NULL,
+ };
struct device *dev;
- dev = device_find_child(&pdev->dev, &phy->sgmii_ops,
- emac_sgmii_acpi_match);
+ device_for_each_child(&pdev->dev, &match_data, emac_sgmii_acpi_match);
+ dev = match_data.target_device;
if (!dev) {
dev_warn(&pdev->dev, "cannot find internal phy node\n");
return 0;
}
+ get_device(dev);
sgmii_pdev = to_platform_device(dev);
} else {
const struct of_device_id *match;