Commit 4afce8f5 authored by guhg's avatar guhg
Browse files

mucse: rnpm fw mailbox maybe failed to communicate with PF 

mucse inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I9JZ3A


CVE: NA

------------------------------------

rnpm driver for MUCSE N10/N400 chips maybe occurred netxt
mailbox communicate failed when port up/down frequently.

Fixes: a0c5bfdb ("mucse: rnpm mailbox failed")

Signed-off-by: default avatarguhuiguang <guhuiguang@mucse.com>
parent a37954d8

drivers/net/ethernet/mucse/rnpm/rnpm_mbx_fw.c

+1 −1
Original line number Diff line number Diff line
@@ -1030,7 +1030,7 @@ int rnpm_mbx_ifup_down(struct rnpm_hw *hw, int up) 


	err = hw->mbx.ops.write(

		hw, (u32 *)&req, (req.datalen + MBX_REQ_HDR_LEN) / 4, MBX_FW);



	mdelay(1);

	mutex_unlock(hw->mbx.lock);



	// force firmware report link-status