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authorFreddy Xin <freddy@asix.com.tw>2013-10-24 10:58:25 +0400
committerDavid S. Miller <davem@davemloft.net>2013-10-26 03:26:59 +0400
commit4c8e84b22aa1bfee40b047d7810ba08615235c05 (patch)
treec8950f56aeb3cc62eb8f8274ff18b76198aa7c9f /drivers/net/usb/ax88179_178a.c
parente3bc10bd95d7fcc3f2ac690c6ff22833ea6781d6 (diff)
downloadlinux-4c8e84b22aa1bfee40b047d7810ba08615235c05.tar.xz
ax88179_178a: Remove AX_MEDIUM_ALWAYS_ONE bit in AX_MEDIUM_STATUS_MODE register to avoid TX throttling
Remove AX_MEDIUM_ALWAYS_ONE in AX_MEDIUM_STATUS_MODE register. Setting this bit may cause TX throttling in Half-Duplex mode. Signed-off-by: Freddy Xin <freddy@asix.com.tw> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/ax88179_178a.c')
-rw-r--r--drivers/net/usb/ax88179_178a.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 846cc19c04f2..8e8d0fcd4979 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -78,7 +78,6 @@
#define AX_MEDIUM_STATUS_MODE 0x22
#define AX_MEDIUM_GIGAMODE 0x01
#define AX_MEDIUM_FULL_DUPLEX 0x02
- #define AX_MEDIUM_ALWAYS_ONE 0x04
#define AX_MEDIUM_EN_125MHZ 0x08
#define AX_MEDIUM_RXFLOW_CTRLEN 0x10
#define AX_MEDIUM_TXFLOW_CTRLEN 0x20
@@ -1065,8 +1064,8 @@ static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
/* Configure default medium type => giga */
*tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
- AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE |
- AX_MEDIUM_FULL_DUPLEX | AX_MEDIUM_GIGAMODE;
+ AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX |
+ AX_MEDIUM_GIGAMODE;
ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
2, 2, tmp16);
@@ -1225,7 +1224,7 @@ static int ax88179_link_reset(struct usbnet *dev)
}
mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
- AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE;
+ AX_MEDIUM_RXFLOW_CTRLEN;
ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS,
1, 1, &link_sts);
@@ -1339,8 +1338,8 @@ static int ax88179_reset(struct usbnet *dev)
/* Configure default medium type => giga */
*tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
- AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE |
- AX_MEDIUM_FULL_DUPLEX | AX_MEDIUM_GIGAMODE;
+ AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX |
+ AX_MEDIUM_GIGAMODE;
ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
2, 2, tmp16);