[TG3]: Add basic selftest infrastructure

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index f10dd74988c4..088ed9f634e5 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -133,6 +133,8 @@
 /* number of ETHTOOL_GSTATS u64's */
 #define TG3_NUM_STATS           (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
 
+#define TG3_NUM_TEST            6
+
 static char version[] __devinitdata =
         DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
 
@@ -316,6 +318,17 @@ static struct {
         { "nic_tx_threshold_hit" }
 };
 
+static struct {
+        const char string[ETH_GSTRING_LEN];
+} ethtool_test_keys[TG3_NUM_TEST] = {
+        { "nvram test     (online) " },
+        { "link test      (online) " },
+        { "register test  (offline)" },
+        { "memory test    (offline)" },
+        { "loopback test  (offline)" },
+        { "interrupt test (offline)" },
+};
+
 static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
 {
         if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) != 0) {
@@ -7199,12 +7212,20 @@ static int tg3_get_stats_count (struct net_device *dev)
         return TG3_NUM_STATS;
 }
 
+static int tg3_get_test_count (struct net_device *dev)
+{
+        return TG3_NUM_TEST;
+}
+
 static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
 {
         switch (stringset) {
         case ETH_SS_STATS:
                 memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
                 break;
+        case ETH_SS_TEST:
+                memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
+                break;
         default:
                 WARN_ON(1);     /* we need a WARN() */
                 break;
@@ -7218,6 +7239,11 @@ static void tg3_get_ethtool_stats (struct net_device *dev,
         memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
 }
 
+static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
+                          u64 *data)
+{
+}
+
 static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 {
         struct mii_ioctl_data *data = if_mii(ifr);
@@ -7331,6 +7357,8 @@ static struct ethtool_ops tg3_ethtool_ops = {
         .get_tso                = ethtool_op_get_tso,
         .set_tso                = tg3_set_tso,
 #endif
+        .self_test_count        = tg3_get_test_count,
+        .self_test              = tg3_self_test,
         .get_strings            = tg3_get_strings,
         .get_stats_count        = tg3_get_stats_count,
         .get_ethtool_stats      = tg3_get_ethtool_stats,