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-rw-r--r--drivers/net/ethernet/renesas/sh_eth.c64
-rw-r--r--drivers/net/ethernet/renesas/sh_eth.h1
2 files changed, 36 insertions, 29 deletions
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index f9e30b87ecd5..b5db6b3f939f 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -2036,6 +2036,8 @@ static int sh_eth_open(struct net_device *ndev)
2036 if (ret) 2036 if (ret)
2037 goto out_free_irq; 2037 goto out_free_irq;
2038 2038
2039 mdp->is_opened = 1;
2040
2039 return ret; 2041 return ret;
2040 2042
2041out_free_irq: 2043out_free_irq:
@@ -2125,6 +2127,36 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev)
2125 return NETDEV_TX_OK; 2127 return NETDEV_TX_OK;
2126} 2128}
2127 2129
2130static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev)
2131{
2132 struct sh_eth_private *mdp = netdev_priv(ndev);
2133
2134 if (sh_eth_is_rz_fast_ether(mdp))
2135 return &ndev->stats;
2136
2137 if (!mdp->is_opened)
2138 return &ndev->stats;
2139
2140 ndev->stats.tx_dropped += sh_eth_read(ndev, TROCR);
2141 sh_eth_write(ndev, 0, TROCR); /* (write clear) */
2142 ndev->stats.collisions += sh_eth_read(ndev, CDCR);
2143 sh_eth_write(ndev, 0, CDCR); /* (write clear) */
2144 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, LCCR);
2145 sh_eth_write(ndev, 0, LCCR); /* (write clear) */
2146
2147 if (sh_eth_is_gether(mdp)) {
2148 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CERCR);
2149 sh_eth_write(ndev, 0, CERCR); /* (write clear) */
2150 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CEECR);
2151 sh_eth_write(ndev, 0, CEECR); /* (write clear) */
2152 } else {
2153 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CNDCR);
2154 sh_eth_write(ndev, 0, CNDCR); /* (write clear) */
2155 }
2156
2157 return &ndev->stats;
2158}
2159
2128/* device close function */ 2160/* device close function */
2129static int sh_eth_close(struct net_device *ndev) 2161static int sh_eth_close(struct net_device *ndev)
2130{ 2162{
@@ -2139,6 +2171,7 @@ static int sh_eth_close(struct net_device *ndev)
2139 sh_eth_write(ndev, 0, EDTRR); 2171 sh_eth_write(ndev, 0, EDTRR);
2140 sh_eth_write(ndev, 0, EDRRR); 2172 sh_eth_write(ndev, 0, EDRRR);
2141 2173
2174 sh_eth_get_stats(ndev);
2142 /* PHY Disconnect */ 2175 /* PHY Disconnect */
2143 if (mdp->phydev) { 2176 if (mdp->phydev) {
2144 phy_stop(mdp->phydev); 2177 phy_stop(mdp->phydev);
@@ -2157,36 +2190,9 @@ static int sh_eth_close(struct net_device *ndev)
2157 2190
2158 pm_runtime_put_sync(&mdp->pdev->dev); 2191 pm_runtime_put_sync(&mdp->pdev->dev);
2159 2192
2160 return 0; 2193 mdp->is_opened = 0;
2161}
2162
2163static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev)
2164{
2165 struct sh_eth_private *mdp = netdev_priv(ndev);
2166
2167 if (sh_eth_is_rz_fast_ether(mdp))
2168 return &ndev->stats;
2169
2170 pm_runtime_get_sync(&mdp->pdev->dev);
2171
2172 ndev->stats.tx_dropped += sh_eth_read(ndev, TROCR);
2173 sh_eth_write(ndev, 0, TROCR); /* (write clear) */
2174 ndev->stats.collisions += sh_eth_read(ndev, CDCR);
2175 sh_eth_write(ndev, 0, CDCR); /* (write clear) */
2176 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, LCCR);
2177 sh_eth_write(ndev, 0, LCCR); /* (write clear) */
2178 if (sh_eth_is_gether(mdp)) {
2179 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CERCR);
2180 sh_eth_write(ndev, 0, CERCR); /* (write clear) */
2181 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CEECR);
2182 sh_eth_write(ndev, 0, CEECR); /* (write clear) */
2183 } else {
2184 ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CNDCR);
2185 sh_eth_write(ndev, 0, CNDCR); /* (write clear) */
2186 }
2187 pm_runtime_put_sync(&mdp->pdev->dev);
2188 2194
2189 return &ndev->stats; 2195 return 0;
2190} 2196}
2191 2197
2192/* ioctl to device function */ 2198/* ioctl to device function */
diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h
index 9fa93321d512..22301bf9c21d 100644
--- a/drivers/net/ethernet/renesas/sh_eth.h
+++ b/drivers/net/ethernet/renesas/sh_eth.h
@@ -522,6 +522,7 @@ struct sh_eth_private {
522 522
523 unsigned no_ether_link:1; 523 unsigned no_ether_link:1;
524 unsigned ether_link_active_low:1; 524 unsigned ether_link_active_low:1;
525 unsigned is_opened:1;
525}; 526};
526 527
527static inline void sh_eth_soft_swap(char *src, int len) 528static inline void sh_eth_soft_swap(char *src, int len)