Thread (2 messages) flat view 2 messages, 2 authors, 2011-07-15

RE: gianfar vlan

From: Sebastian Pöhn <hidden>
Date: 2011-07-15 07:59:10

Hi Jirka!

The rx queue filer table also needs the RCTRL_PRSDEP_INIT to be set. So I would suggest to add FILREN to RCTRL_REQ_PARSER.

Further I guess the parser should only be enabled if it is necessary (because of VLAN, IP, TCP or FILREN acceleration modes).

What about putting the

if (tempval & RCTRL_REQ_PARSER)
	tempval |= RCTRL_PRSDEP_INIT;
else
	tempval &= ~RCTRL_PRSDEP_INIT;

in a dedicated routine and call it every time one of the four features is altered?

Greetings
Sebastian
Hi Sandeep.

I'm trying to remove gfar_vlan_rx_register() and move the vlan accel
enabling/disabling to gfar_set_features() -> startup_gfar() ->
gfar_init_mac(). I'm not sure how to handle following lines in
gfar_vlan_rx_register():

/* If parse is no longer required, then disable parser */
if (tempval & RCTRL_REQ_PARSER)
tempval |= RCTRL_PRSDEP_INIT;
else
tempval &= ~RCTRL_PRSDEP_INIT;

Should this be done only on disabling vlan accel (both rx an tx)?
Or can I just do that always in startup_gfar() ?

Thanks.

Jirka
  
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