Message ID | 20151029233430.GB11420@oracle.com |
---|---|
State | Superseded, archived |
Delegated to: | David Miller |
Headers | show |
On Fri, Oct 30, 2015 at 1:34 AM, Sowmini Varadhan <sowmini.varadhan@oracle.com> wrote: > > > This is the i40e equivalent of commit c762dff24c06 ("ixgbe: Look up MAC > address in Open Firmware or IDPROM"). > > As with that fix, attempt to look up the MAC address in Open Firmware > on systems that uspport it, and use IDPROM on SPARC if no OF address > is found. [] > +#include <linux/etherdevice.h> > +#ifdef CONFIG_OF This seems redundant. > +#include <linux/of_net.h> > +#endif > +#include <linux/pci.h> > +#include "i40e.h" > + > #include "i40e_type.h" > #include "i40e_adminq.h" > #include "i40e_prototype.h" > #include "i40e_virtchnl.h" > > +#ifdef CONFIG_SPARC > +#include <asm/idprom.h> > +#include <asm/prom.h> > +#endif Why not to put before local headers? > +static int i40e_get_platform_mac_addr(struct i40e_hw *hw, u8 *mac_addr) > +{ > +#ifdef CONFIG_OF Does the following has no stubs? > + struct i40e_pf *pf = hw->back; > + struct device_node *dp = pci_device_to_OF_node(pf->pdev); > + const unsigned char *addr; > + > + addr = of_get_mac_address(dp); ^^^ > + if (addr) { > + ether_addr_copy(mac_addr, addr); > + return 0; > + } > +#endif /* CONFIG_OF */ > + > +#ifdef CONFIG_SPARC > + ether_addr_copy(mac_addr, idprom->id_ethaddr); > + return 0; > +#endif /* CONFIG_SPARC */ > + return 1; > +} > + > /** > * i40e_get_mac_addr - get MAC address > * @hw: pointer to the HW structure > @@ -1021,6 +1054,9 @@ i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr) > i40e_status status; > u16 flags = 0; > > + if (!i40e_get_platform_mac_addr(hw, mac_addr)) > + return I40E_SUCCESS;
On (10/30/15 02:14), Andy Shevchenko wrote: > > Does the following has no stubs? > > > + struct i40e_pf *pf = hw->back; > > + struct device_node *dp = pci_device_to_OF_node(pf->pdev); > > + const unsigned char *addr; > > + > > + addr = of_get_mac_address(dp); > > ^^^ I was not able to find any. I'm fixing up the rest and respinning V2 as a separate thread. Thanks --Sowmini -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Fri, Oct 30, 2015 at 1:26 PM, Sowmini Varadhan <sowmini.varadhan@oracle.com> wrote: > On (10/30/15 02:14), Andy Shevchenko wrote: >> >> Does the following has no stubs? >> >> > + struct i40e_pf *pf = hw->back; >> > + struct device_node *dp = pci_device_to_OF_node(pf->pdev); >> > + const unsigned char *addr; >> > + >> > + addr = of_get_mac_address(dp); >> >> ^^^ > > I was not able to find any. > I'm fixing up the rest and respinning V2 as a separate thread. of_net.h contains the stub of of_get_mac_addr() which means you don't need to put ugly ifdefs in the function. Have no idea about CONFIG_SPARC though.
diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index 2d74c6e..53f804a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -24,11 +24,23 @@ * ******************************************************************************/ +#include <linux/etherdevice.h> +#ifdef CONFIG_OF +#include <linux/of_net.h> +#endif +#include <linux/pci.h> +#include "i40e.h" + #include "i40e_type.h" #include "i40e_adminq.h" #include "i40e_prototype.h" #include "i40e_virtchnl.h" +#ifdef CONFIG_SPARC +#include <asm/idprom.h> +#include <asm/prom.h> +#endif + /** * i40e_set_mac_type - Sets MAC type * @hw: pointer to the HW structure @@ -1008,6 +1020,27 @@ i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw, return status; } +static int i40e_get_platform_mac_addr(struct i40e_hw *hw, u8 *mac_addr) +{ +#ifdef CONFIG_OF + struct i40e_pf *pf = hw->back; + struct device_node *dp = pci_device_to_OF_node(pf->pdev); + const unsigned char *addr; + + addr = of_get_mac_address(dp); + if (addr) { + ether_addr_copy(mac_addr, addr); + return 0; + } +#endif /* CONFIG_OF */ + +#ifdef CONFIG_SPARC + ether_addr_copy(mac_addr, idprom->id_ethaddr); + return 0; +#endif /* CONFIG_SPARC */ + return 1; +} + /** * i40e_get_mac_addr - get MAC address * @hw: pointer to the HW structure @@ -1021,6 +1054,9 @@ i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr) i40e_status status; u16 flags = 0; + if (!i40e_get_platform_mac_addr(hw, mac_addr)) + return I40E_SUCCESS; + status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL); if (flags & I40E_AQC_LAN_ADDR_VALID)