[Intel-wired-lan] [PATCH net-next v1] igb: Add double-check MTA_REGISTER for i210 and i211

[Switzer, David]

>-----Original Message-----
>From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of
>Siwik, Grzegorz
>Sent: Tuesday, February 23, 2021 6:15 AM
>To: intel-wired-lan at lists.osuosl.org
>Cc: Siwik, Grzegorz <grzegorz.siwik at intel.com>
>Subject: [Intel-wired-lan] [PATCH net-next v1] igb: Add double-check
>MTA_REGISTER for i210 and i211
>
>Add new function which checks MTA_REGISTER if its filled correctly.
>If not then writes again to same register.
>There is possibility that i210 and i211 could not accept MTA_REGISTER settings,
>specially when you add and remove many of multicast addresses in short
>time.
>Without this patch there is possibility that multicast settings will be not always
>set correctly in hardware.
>
>Signed-off-by: Grzegorz Siwik <grzegorz.siwik at intel.com>
>---
> drivers/net/ethernet/intel/igb/e1000_mac.c | 27
>+++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
Tested-by: Dave Switzer <david.switzer at intel.com>