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net: sfp: use i2c_get_adapter_by_fwnode()

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Use the newly introduced i2c_get_adapter_by_fwnode() API, so that we
can retrieve the I2C adapter in a firmware independent manner once we
have the fwnode handle for the adapter.

Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Russell King (Oracle) 2023-01-18 10:20:58 +00:00 committed by Jakub Kicinski
parent 3ef4a8c896
commit ff31a0c496
1 changed files with 1 additions and 12 deletions
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13
drivers/net/phy/sfp.c
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@ -2644,10 +2644,8 @@ static void sfp_cleanup(void *data)
static int sfp_i2c_get(struct sfp *sfp)
{
struct acpi_handle *acpi_handle;
struct fwnode_handle *h;
struct i2c_adapter *i2c;
struct device_node *np;
int err;
h = fwnode_find_reference(dev_fwnode(sfp->dev), "i2c-bus", 0);
@ -2656,16 +2654,7 @@ static int sfp_i2c_get(struct sfp *sfp)
return -ENODEV;
}
if (is_acpi_device_node(h)) {
acpi_handle = ACPI_HANDLE_FWNODE(h);
i2c = i2c_acpi_find_adapter_by_handle(acpi_handle);
} else if ((np = to_of_node(h)) != NULL) {
i2c = of_find_i2c_adapter_by_node(np);
} else {
err = -EINVAL;
goto put;
}
i2c = i2c_get_adapter_by_fwnode(h);
if (!i2c) {
err = -EPROBE_DEFER;
goto put;