Message ID | 1301406072-8649-1-git-send-email-anemo@mba.ocn.ne.jp |
---|---|
State | New |
Headers | show |
On Tue, Mar 29, 2011 at 10:41:12PM +0900, Atsushi Nemoto wrote: > Since kernel 2.6.38, smsc911x driver writes to VLAN1 registger. > > Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> > --- > hw/lan9118.c | 2 ++ > 1 files changed, 2 insertions(+), 0 deletions(-) > > diff --git a/hw/lan9118.c b/hw/lan9118.c > index af6949f..62aead3 100644 > --- a/hw/lan9118.c > +++ b/hw/lan9118.c > @@ -785,6 +785,8 @@ static void do_mac_write(lan9118_state *s, int reg, uint32_t val) > case MAC_FLOW: > s->mac_flow = val & 0xffff0000; > break; > + case MAC_VLAN1: > + break; /* just ignore */ > default: > hw_error("lan9118: Unimplemented MAC register write: %d = 0x%x\n", > s->mac_cmd & 0xf, val); Is it really safe ignoring write to this register? If yes, it's probably a good idea to explain why in a comment. In any case, if supporting this register is easy to do, it would be the best option.
diff --git a/hw/lan9118.c b/hw/lan9118.c index af6949f..62aead3 100644 --- a/hw/lan9118.c +++ b/hw/lan9118.c @@ -785,6 +785,8 @@ static void do_mac_write(lan9118_state *s, int reg, uint32_t val) case MAC_FLOW: s->mac_flow = val & 0xffff0000; break; + case MAC_VLAN1: + break; /* just ignore */ default: hw_error("lan9118: Unimplemented MAC register write: %d = 0x%x\n", s->mac_cmd & 0xf, val);
Since kernel 2.6.38, smsc911x driver writes to VLAN1 registger. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> --- hw/lan9118.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)