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-rw-r--r--target/linux/mvebu/patches-4.4/300-reprobe_sfp_phy.patch96
1 files changed, 0 insertions, 96 deletions
diff --git a/target/linux/mvebu/patches-4.4/300-reprobe_sfp_phy.patch b/target/linux/mvebu/patches-4.4/300-reprobe_sfp_phy.patch
deleted file mode 100644
index 42614effb8..0000000000
--- a/target/linux/mvebu/patches-4.4/300-reprobe_sfp_phy.patch
+++ /dev/null
@@ -1,96 +0,0 @@
-From 28baa5e2635285b178326b301f534ed95c65dd01 Mon Sep 17 00:00:00 2001
-From: Jonas Gorski <jonas.gorski@gmail.com>
-Date: Thu, 29 Sep 2016 11:44:39 +0200
-Subject: [PATCH] sfp: retry phy probe if unsuccessful
-
-Some phys seem to take longer than 50 ms to come out of reset, so retry
-until we find a phy.
-
-Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
----
- drivers/net/phy/sfp.c | 38 +++++++++++++++++++++++++-------------
- 1 file changed, 25 insertions(+), 13 deletions(-)
-
---- a/drivers/net/phy/sfp.c
-+++ b/drivers/net/phy/sfp.c
-@@ -488,7 +488,7 @@ static void sfp_sm_phy_detach(struct sfp
- sfp->mod_phy = NULL;
- }
-
--static void sfp_sm_probe_phy(struct sfp *sfp)
-+static int sfp_sm_probe_phy(struct sfp *sfp)
- {
- struct phy_device *phy;
- int err;
-@@ -498,11 +498,11 @@ static void sfp_sm_probe_phy(struct sfp
- phy = mdiobus_scan(sfp->i2c_mii, SFP_PHY_ADDR);
- if (IS_ERR(phy)) {
- dev_err(sfp->dev, "mdiobus scan returned %ld\n", PTR_ERR(phy));
-- return;
-+ return PTR_ERR(phy);
- }
- if (!phy) {
-- dev_info(sfp->dev, "no PHY detected\n");
-- return;
-+ dev_dbg(sfp->dev, "no PHY detected\n");
-+ return -EAGAIN;
- }
-
- err = phylink_connect_phy(sfp->phylink, phy);
-@@ -510,11 +510,13 @@ static void sfp_sm_probe_phy(struct sfp
- phy_device_remove(phy);
- phy_device_free(phy);
- dev_err(sfp->dev, "phylink_connect_phy failed: %d\n", err);
-- return;
-+ return err;
- }
-
- sfp->mod_phy = phy;
- phy_start(phy);
-+
-+ return 0;
- }
-
- static void sfp_sm_link_up(struct sfp *sfp)
-@@ -565,13 +567,6 @@ static void sfp_sm_mod_init(struct sfp *
- {
- sfp_module_tx_enable(sfp);
-
-- /* Wait t_init before indicating that the link is up, provided the
-- * current state indicates no TX_FAULT. If TX_FAULT clears before
-- * this time, that's fine too.
-- */
-- sfp_sm_next(sfp, SFP_S_INIT, T_INIT_JIFFIES);
-- sfp->sm_retries = 5;
--
- if (sfp->phylink) {
- /* Setting the serdes link mode is guesswork: there's no
- * field in the EEPROM which indicates what mode should
-@@ -587,9 +582,26 @@ static void sfp_sm_mod_init(struct sfp *
- !sfp->id.base.e100_base_fx) {
- phylink_set_link_an_mode(sfp->phylink, MLO_AN_8023Z);
- } else {
-+ int ret;
-+
- phylink_set_link_an_mode(sfp->phylink, MLO_AN_SGMII);
-- sfp_sm_probe_phy(sfp);
-+
-+ ret = sfp_sm_probe_phy(sfp);
-+ if (ret) {
-+ if (ret == -EAGAIN)
-+ sfp_sm_set_timer(sfp, T_PROBE_RETRY);
-+ else
-+ sfp_sm_next(sfp, SFP_S_TX_DISABLE, 0);
-+ return;
-+ }
- }
-+
-+ /* Wait t_init before indicating that the link is up, provided the
-+ * current state indicates no TX_FAULT. If TX_FAULT clears before
-+ * this time, that's fine too.
-+ */
-+ sfp_sm_next(sfp, SFP_S_INIT, T_INIT_JIFFIES);
-+ sfp->sm_retries = 5;
- }
- }
-