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authorMateusz Palczewski <mateusz.palczewski@intel.com>2022-05-11 12:21:28 +0200
committerTony Nguyen <anthony.l.nguyen@intel.com>2022-06-21 13:50:38 -0700
commit7f72d923149c6355285fbd315c3d81e50993cc31 (patch)
tree90da15d3cb94ecea4378cb4c777748d20eff239d /drivers/net/ethernet/intel/i40e/i40e_main.c
parentMerge branch 'net-dsa-microchip-common-spi-probe-for-the-ksz-series-switches-part-1' (diff)
downloadlinux-dev-7f72d923149c6355285fbd315c3d81e50993cc31.tar.xz
linux-dev-7f72d923149c6355285fbd315c3d81e50993cc31.zip
i40e: Add support for ethtool -s <interface> speed <speed in Mb>
Add ability to change speed through ethtool -s <interface> speed <speed in Mb> Driver advertises all link modes that support requested speed. Autoneg must be set off e.g.: ethtool -s <interface> autoneg off speed <speed in Mb>. Add helper function that translate speed in Mb to enum i40e_aq_link_speed and compare it to supported speeds from given ethtool_link_ksettings. Add in i40e_set_link_ksettings hold for requested speed and set copy_ks.base.speed to safe_ks.base.speed to be sure that user is not changing unsupported setting. In i40e_speed_to_link_speed compare requested speed with supported speeds. Set speed to requested speed. Signed-off-by: Norbert Zulinski <norbertx.zulinski@intel.com> Signed-off-by: Mateusz Palczewski <mateusz.palczewski@intel.com> Tested-by: Dave Switzer <david.switzer@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_main.c')
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