[TG3]: Add link test (ca43007a) · Commits · e / devices / android_kernel_oneplus_sm8150

drivers/net/tg3.c

+30 −0

Original line number	Diff line number	Diff line
		@@ -7281,6 +7281,32 @@ static int tg3_test_nvram(struct tg3 *tp)
		return err;
		}

		#define TG3_SERDES_TIMEOUT_SEC 2
		#define TG3_COPPER_TIMEOUT_SEC 6

		static int tg3_test_link(struct tg3 *tp)
		{
		int i, max;

		if (!netif_running(tp->dev))
		return -ENODEV;

		if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
		max = TG3_SERDES_TIMEOUT_SEC;
		else
		max = TG3_COPPER_TIMEOUT_SEC;

		for (i = 0; i < max; i++) {
		if (netif_carrier_ok(tp->dev))
		return 0;

		if (msleep_interruptible(1000))
		break;
		}

		return -EIO;
		}

		static void tg3_self_test(struct net_device dev, struct ethtool_test etest,
		u64 *data)
		{
		@@ -7292,6 +7318,10 @@ static void tg3_self_test(struct net_device dev, struct ethtool_test etest,
		etest->flags \|= ETH_TEST_FL_FAILED;
		data[0] = 1;
		}
		if (tg3_test_link(tp) != 0) {
		etest->flags \|= ETH_TEST_FL_FAILED;
		data[1] = 1;
		}
		}

		static int tg3_ioctl(struct net_device dev, struct ifreq ifr, int cmd)