Helin Zhang
87060612fb
i40e: add required steps in Tx queue management
Hardware specification changed recently which requires to set or clear TX queue disable flags before actually enabling or disabling a specific TX queue. 'QTX_HEAD' register needs to be cleared before setting the QENA_REQ flag. Signed-off-by: Helin Zhang <helin.zhang@intel.com> Acked-by: Jijiang Liu <jijiang.liu@intel.com> Acked-by: Jing Chen <jing.d.chen@intel.com> Tested-by: Min Cao <min.cao@intel.com>
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