Introduce mapping function enetc_dev_id(), which converts PCIe BDF of the ENETC into linear incrementing index usable e.g. as interface index. This replaces the current ad-hoc calculation used in the code with a dedicated function. No functional change.
Signed-off-by: Marek Vasut marex@denx.de --- Cc: Alice Guo alice.guo@nxp.com Cc: Ilias Apalodimas ilias.apalodimas@linaro.org Cc: Jerome Forissier jerome.forissier@linaro.org Cc: Joe Hershberger joe.hershberger@ni.com Cc: Markus Gothe markus.gothe@genexis.eu Cc: Peng Fan peng.fan@nxp.com Cc: Ramon Fried rfried.dev@gmail.com Cc: Robert Marko robert.marko@sartura.hr Cc: Romain Naour romain.naour@smile.fr Cc: Simon Glass sjg@chromium.org Cc: Tim Harvey tharvey@gateworks.com Cc: Tom Rini trini@konsulko.com Cc: Ye Li ye.li@nxp.com Cc: u-boot@lists.denx.de --- drivers/net/fsl_enetc.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/net/fsl_enetc.c b/drivers/net/fsl_enetc.c index 639853539a1..e6f5ca633aa 100644 --- a/drivers/net/fsl_enetc.c +++ b/drivers/net/fsl_enetc.c @@ -32,6 +32,14 @@ static int enetc_is_ls1028a(struct udevice *dev) pplat->vendor == PCI_VENDOR_ID_FREESCALE; }
+static int enetc_dev_id(struct udevice *dev) +{ + if (enetc_is_ls1028a(dev)) + return PCI_FUNC(pci_get_devfn(dev)); + + return 0; +} + /* * sets the MAC address in IERB registers, this setting is persistent and * carried over to Linux. @@ -109,7 +117,7 @@ static int enetc_bind(struct udevice *dev) * PCI function # and enetc#N based on interface count */ if (ofnode_valid(dev_ofnode(dev))) - sprintf(name, "enetc-%u", PCI_FUNC(pci_get_devfn(dev))); + sprintf(name, "enetc-%u", enetc_dev_id(dev)); else sprintf(name, "enetc#%u", eth_num_devices++); device_set_name(dev, name);