Message ID | 1535335170-111030-1-git-send-email-lipeng321@huawei.com |
---|---|
Headers | show |
Series | net: hns: fix some bugs about speed and duplex change | expand |
From: Peng Li <lipeng321@huawei.com> Date: Mon, 27 Aug 2018 09:59:28 +0800 > If there are packets in hardware when changing the spped > or duplex, it may cause hardware hang up. > > This patchset adds the code for waiting chip to clean the all > pkts(TX & RX) in chip when the driver uses the function named > "adjust link". > > This patchset cleans the pkts as follows: > 1) close rx of chip, close tx of protocol stack. > 2) wait rcb, ppe, mac to clean. > 3) adjust link > 4) open rx of chip, open tx of protocol stack. Series applied, thank you.