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cd54b2d42b
- Refreshed all patches - Removed upstreamed - Adapted 4 patches: 473-fix-marvell-phy-initialization-issues.patch ----------------------------------------------- Removed hunk 5 which got upstreamed 403-net-phy-avoid-setting-unsupported-EEE-advertisments.patch 404-net-phy-restart-phy-autonegotiation-after-EEE-advert.patch -------------------------------------------------------------- Adapted these 2 RFC patches, merging the delta's from an upstream commit (see below) which made it before these 2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux- stable.git/commit/?h=v4.9.36&id=97ace183074d306942b903a148aebd5d061758f0 180-usb-xhci-add-support-for-performing-fake-doorbell.patch ----------------------------------------------------------- - Moved fake_doorbell bitmask due to new item Compile tested on: cns3xxx, imx6 Run tested on: cns3xxx, imx6 Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
54 lines
1.4 KiB
Diff
54 lines
1.4 KiB
Diff
From: Russell King <rmk+kernel@armlinux.org.uk>
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Date: Thu, 5 Jan 2017 12:21:09 +0000
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Subject: [PATCH] net: phy: restart phy autonegotiation after EEE
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advertisment change
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When the EEE advertisment is changed, we should restart autonegotiation
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to update the link partner with the new EEE settings. Add this trigger
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but only if the advertisment has changed.
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Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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---
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--- a/drivers/net/phy/phy.c
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+++ b/drivers/net/phy/phy.c
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@@ -1343,19 +1343,36 @@ EXPORT_SYMBOL(phy_ethtool_get_eee);
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*/
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int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data)
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{
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- int cap, adv;
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+ int cap, old_adv, adv, ret;
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/* Get Supported EEE */
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cap = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE);
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if (cap < 0)
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return cap;
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+ old_adv = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV);
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+ if (old_adv < 0)
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+ return old_adv;
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+
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adv = ethtool_adv_to_mmd_eee_adv_t(data->advertised) & cap;
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/* Mask prohibited EEE modes */
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adv &= ~phydev->eee_broken_modes;
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- return phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, adv);
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+ if (old_adv != adv) {
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+ ret = phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, adv);
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+ if (ret < 0)
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+ return ret;
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+
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+ /* Restart autonegotiation so the new modes get sent to the
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+ * link partner.
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+ */
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+ ret = phy_restart_aneg(phydev);
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+ if (ret < 0)
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+ return ret;
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+ }
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+
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+ return 0;
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}
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EXPORT_SYMBOL(phy_ethtool_set_eee);
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