[Intel-wired-lan] [PATCH iwl-net v3] ixgbe: fix media type detection for E610 device

[R, Bharath]

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of
> Piotr Kwapulinski
> Sent: Friday, February 21, 2025 9:19 PM
> To: intel-wired-lan at lists.osuosl.org
> Cc: netdev at vger.kernel.org; pmenzel at molgen.mpg.de; andrew at lunn.ch;
> Kwapulinski, Piotr <piotr.kwapulinski at intel.com>; Kitszel, Przemyslaw
> <przemyslaw.kitszel at intel.com>
> Subject: [Intel-wired-lan] [PATCH iwl-net v3] ixgbe: fix media type detection
> for E610 device
> 
> The commit 23c0e5a16bcc ("ixgbe: Add link management support for E610
> device") introduced incorrect media type detection for E610 device. It
> reproduces when advertised speed is modified after driver reload. Clear the
> previous outdated PHY type high value.
> 
> Reproduction steps:
> modprobe ixgbe
> ethtool -s eth0 advertise 0x1000000000000 modprobe -r ixgbe modprobe
> ixgbe ethtool -s eth0 advertise 0x1000000000000 Result before the fix:
> netlink error: link settings update failed netlink error: Invalid argument Result
> after the fix:
> No output error
> 
> Fixes: 23c0e5a16bcc ("ixgbe: Add link management support for E610 device")
> Reviewed-by: Przemek Kitszel <przemyslaw.kitszel at intel.com>
> Reviewed-by: Paul Menzel <pmenzel at molgen.mpg.de>
> Signed-off-by: Piotr Kwapulinski <piotr.kwapulinski at intel.com>
> ---
> v1 -> v2
>   More commit message details and reproduction steps added
> v2 -> v3
>   More details in reproduction steps added
> ---
>  drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 

Tested-by: Bharath R <bharath.r at intel.com>