[dpdk-dev] bnx2x: set random MAC address if one isn't assigned

Message ID 1466511526-16387-1-git-send-email-3chas3@gmail.com (mailing list archive)
State Accepted, archived
Delegated to: Bruce Richardson
Headers

Commit Message

Chas Williams June 21, 2016, 12:18 p.m. UTC
  If the PF hasn't assigned an address, assign one randomly.  While here,
convert to use DPDK's ether address utility routines.

Fixes: 540a211084a7 ("bnx2x: driver core")

Signed-off-by: Chas Williams <3chas3@gmail.com>
---
 drivers/net/bnx2x/bnx2x.h      | 8 --------
 drivers/net/bnx2x/bnx2x_vfpf.c | 9 +++++----
 drivers/net/bnx2x/bnx2x_vfpf.h | 2 +-
 3 files changed, 6 insertions(+), 13 deletions(-)
  

Comments

Bruce Richardson June 29, 2016, 10:55 a.m. UTC | #1
On Tue, Jun 21, 2016 at 08:18:46AM -0400, Chas Williams wrote:
> If the PF hasn't assigned an address, assign one randomly.  While here,
> convert to use DPDK's ether address utility routines.
> 
> Fixes: 540a211084a7 ("bnx2x: driver core")
> 
> Signed-off-by: Chas Williams <3chas3@gmail.com>

Maintainers, any comment or ack on this patch?

/Bruce
  
Rasesh Mody June 30, 2016, 7:50 p.m. UTC | #2
> From: Bruce Richardson [mailto:bruce.richardson@intel.com]
> Sent: Wednesday, June 29, 2016 3:56 AM
> 
> On Tue, Jun 21, 2016 at 08:18:46AM -0400, Chas Williams wrote:
> > If the PF hasn't assigned an address, assign one randomly.  While
> > here, convert to use DPDK's ether address utility routines.
> >
> > Fixes: 540a211084a7 ("bnx2x: driver core")
> >
> > Signed-off-by: Chas Williams <3chas3@gmail.com>
> 
> Maintainers, any comment or ack on this patch?
> 
> /Bruce

Acked-by: Rasesh Mody <rasesh.mody@qlogic.com>

Thanks!
Rasesh
  
Bruce Richardson July 4, 2016, 1:22 p.m. UTC | #3
On Thu, Jun 30, 2016 at 07:50:55PM +0000, Rasesh Mody wrote:
> > From: Bruce Richardson [mailto:bruce.richardson@intel.com]
> > Sent: Wednesday, June 29, 2016 3:56 AM
> > 
> > On Tue, Jun 21, 2016 at 08:18:46AM -0400, Chas Williams wrote:
> > > If the PF hasn't assigned an address, assign one randomly.  While
> > > here, convert to use DPDK's ether address utility routines.
> > >
> > > Fixes: 540a211084a7 ("bnx2x: driver core")
> > >
> > > Signed-off-by: Chas Williams <3chas3@gmail.com>
> > 
> > Maintainers, any comment or ack on this patch?
> > 
> > /Bruce
> 
> Acked-by: Rasesh Mody <rasesh.mody@qlogic.com>
> 
> Thanks!
> Rasesh

Applied to dpdk-next-net/rel_16_07

/Bruce
  

Patch

diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index 135a6eb..78374e2 100644
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -1904,14 +1904,6 @@  pci_find_cap(struct bnx2x_softc *sc, uint8_t id, uint8_t type)
 	return NULL;
 }
 
-static inline int is_valid_ether_addr(uint8_t *addr)
-{
-	if (!(addr[0] | addr[1] | addr[2] | addr[3] | addr[4] | addr[5]))
-		return 0;
-	else
-		return 1;
-}
-
 static inline void
 bnx2x_set_rx_mode(struct bnx2x_softc *sc)
 {
diff --git a/drivers/net/bnx2x/bnx2x_vfpf.c b/drivers/net/bnx2x/bnx2x_vfpf.c
index 14b1d10..89f2fd4 100644
--- a/drivers/net/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/bnx2x/bnx2x_vfpf.c
@@ -293,10 +293,11 @@  int bnx2x_vf_get_resources(struct bnx2x_softc *sc, uint8_t tx_count, uint8_t rx_
 		sc->igu_sb_cnt, sc->igu_base_sb);
 	strncpy(sc->fw_ver, sc_resp.fw_ver, sizeof(sc->fw_ver));
 
-	if (is_valid_ether_addr(sc_resp.resc.current_mac_addr))
-		(void)rte_memcpy(sc->link_params.mac_addr,
-		       sc_resp.resc.current_mac_addr,
-		       ETH_ALEN);
+	if (is_valid_assigned_ether_addr(&sc_resp.resc.current_mac_addr))
+		ether_addr_copy(&sc_resp.resc.current_mac_addr,
+				(struct ether_addr *) sc->link_params.mac_addr);
+	else
+		eth_random_addr(sc->link_params.mac_addr);
 
 	return 0;
 }
diff --git a/drivers/net/bnx2x/bnx2x_vfpf.h b/drivers/net/bnx2x/bnx2x_vfpf.h
index 966240c..f854d81 100644
--- a/drivers/net/bnx2x/bnx2x_vfpf.h
+++ b/drivers/net/bnx2x/bnx2x_vfpf.h
@@ -114,7 +114,7 @@  struct vf_resc {
 	uint8_t num_vlan_filters;
 	uint8_t num_mc_filters;
 	uint8_t permanent_mac_addr[ETH_ALEN];
-	uint8_t current_mac_addr[ETH_ALEN];
+	struct ether_addr current_mac_addr;
 	uint16_t pf_link_speed;
 	uint32_t pf_link_supported;
 };