Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f9687c44 authored by stephen hemminger's avatar stephen hemminger Committed by David S. Miller
Browse files

sky2: pci posting issues 



A couple of the reset and setup paths have possible PCI posting issues.
When setting registers, a read is necessary to force the writes to complete.

Signed-off-by: default avatarStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1401a800

drivers/net/ethernet/marvell/sky2.c

+3 −0
Original line number Diff line number Diff line
@@ -869,6 +869,7 @@ static void sky2_wol_init(struct sky2_port *sky2) 


	/* block receiver */

	sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);

	sky2_read32(hw, B0_CTST);

}



static void sky2_set_tx_stfwd(struct sky2_hw *hw, unsigned port)
@@ -2045,6 +2046,8 @@ static void sky2_tx_reset(struct sky2_hw *hw, unsigned port) 


	sky2_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);

	sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);



	sky2_read32(hw, B0_CTST);

}



static void sky2_hw_down(struct sky2_port *sky2)