From: Justin Chen <justinpopo6@xxxxxxxxx>
The hardware state was only partially restored, which meant certain
functionality was broken on resume. Do a full HW reset on resume to
fix this.
Signed-off-by: Justin Chen <justinpopo6@xxxxxxxxx>
---
drivers/net/usb/ax88179_178a.c | 27 +--------------------------
1 file changed, 1 insertion(+), 26 deletions(-)
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index c641fd4..1cc388a 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -465,37 +465,12 @@ static int ax88179_auto_detach(struct usbnet *dev)
static int ax88179_resume(struct usb_interface *intf)
{
struct usbnet *dev = usb_get_intfdata(intf);
- u16 tmp16;
- u8 tmp8;
ax88179_set_pm_mode(dev, true);
usbnet_link_change(dev, 0, 0);
- /* Power up ethernet PHY */
- tmp16 = 0;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
- 2, 2, &tmp16);
- udelay(1000);
-
- tmp16 = AX_PHYPWR_RSTCTL_IPRL;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
- 2, 2, &tmp16);
- msleep(200);
-
- /* Ethernet PHY Auto Detach*/
- ax88179_auto_detach(dev);
-
- /* Enable clock */
- ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
- tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
- msleep(100);
-
- /* Configure RX control register => start operation */
- tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START |
- AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
+ ax88179_reset(dev);
ax88179_set_pm_mode(dev, false);
--
2.7.4
