openwrt/target/linux/layerscape/patches-5.4/701-net-0376-Revert-mii-Add-helpers-for-parsing-SGMII-auto-negoti.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

111 lines
4.4 KiB
Diff

From c6f9fb78b7534392d3be307e566d10c8525c7c9a Mon Sep 17 00:00:00 2001
From: Vladimir Oltean <vladimir.oltean@nxp.com>
Date: Mon, 6 Jan 2020 14:32:06 +0200
Subject: [PATCH] Revert "mii: Add helpers for parsing SGMII auto-negotiation"
This reverts commit de81e3c1ccbf27eda7584e23c713705a221a57da.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
include/linux/mii.h | 50 ------------------------------------------------
include/uapi/linux/mii.h | 10 ----------
2 files changed, 60 deletions(-)
--- a/include/linux/mii.h
+++ b/include/linux/mii.h
@@ -373,56 +373,6 @@ static inline u32 mii_lpa_to_ethtool_lpa
}
/**
- * mii_lpa_mod_linkmode_adv_sgmii
- * @lp_advertising: pointer to destination link mode.
- * @lpa: value of the MII_LPA register
- *
- * A small helper function that translates MII_LPA bits to
- * linkmode advertisement settings for SGMII.
- * Leaves other bits unchanged.
- */
-static inline void
-mii_lpa_mod_linkmode_lpa_sgmii(unsigned long *lp_advertising, u32 lpa)
-{
- u32 speed_duplex = lpa & LPA_SGMII_DPX_SPD_MASK;
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, lp_advertising,
- speed_duplex == LPA_SGMII_1000HALF);
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, lp_advertising,
- speed_duplex == LPA_SGMII_1000FULL);
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, lp_advertising,
- speed_duplex == LPA_SGMII_100HALF);
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, lp_advertising,
- speed_duplex == LPA_SGMII_100FULL);
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, lp_advertising,
- speed_duplex == LPA_SGMII_10HALF);
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, lp_advertising,
- speed_duplex == LPA_SGMII_10FULL);
-}
-
-/**
- * mii_lpa_to_linkmode_adv_sgmii
- * @advertising: pointer to destination link mode.
- * @lpa: value of the MII_LPA register
- *
- * A small helper function that translates MII_ADVERTISE bits
- * to linkmode advertisement settings when in SGMII mode.
- * Clears the old value of advertising.
- */
-static inline void mii_lpa_to_linkmode_lpa_sgmii(unsigned long *lp_advertising,
- u32 lpa)
-{
- linkmode_zero(lp_advertising);
-
- mii_lpa_mod_linkmode_lpa_sgmii(lp_advertising, lpa);
-}
-
-/**
* mii_adv_mod_linkmode_adv_t
* @advertising:pointer to destination link mode.
* @adv: value of the MII_ADVERTISE register
--- a/include/uapi/linux/mii.h
+++ b/include/uapi/linux/mii.h
@@ -71,7 +71,6 @@
/* Advertisement control register. */
#define ADVERTISE_SLCT 0x001f /* Selector bits */
#define ADVERTISE_CSMA 0x0001 /* Only selector supported */
-#define ADVERTISE_SGMII 0x0001 /* Can do SGMII */
#define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */
#define ADVERTISE_1000XFULL 0x0020 /* Try for 1000BASE-X full-duplex */
#define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */
@@ -95,7 +94,6 @@
/* Link partner ability register. */
#define LPA_SLCT 0x001f /* Same as advertise selector */
-#define LPA_SGMII 0x0001 /* Can do SGMII */
#define LPA_10HALF 0x0020 /* Can do 10mbps half-duplex */
#define LPA_1000XFULL 0x0020 /* Can do 1000BASE-X full-duplex */
#define LPA_10FULL 0x0040 /* Can do 10mbps full-duplex */
@@ -106,19 +104,11 @@
#define LPA_1000XPAUSE_ASYM 0x0100 /* Can do 1000BASE-X pause asym*/
#define LPA_100BASE4 0x0200 /* Can do 100mbps 4k packets */
#define LPA_PAUSE_CAP 0x0400 /* Can pause */
-#define LPA_SGMII_DPX_SPD_MASK 0x1C00 /* SGMII duplex and speed bits */
-#define LPA_SGMII_10HALF 0x0000 /* Can do SGMII 10mbps half-duplex */
-#define LPA_SGMII_10FULL 0x1000 /* Can do SGMII 10mbps full-duplex */
-#define LPA_SGMII_100HALF 0x0400 /* Can do SGMII 100mbps half-duplex */
-#define LPA_SGMII_100FULL 0x1400 /* Can do SGMII 100mbps full-duplex */
#define LPA_PAUSE_ASYM 0x0800 /* Can pause asymetrically */
-#define LPA_SGMII_1000HALF 0x0800 /* Can do SGMII 1000mbps half-duplex */
-#define LPA_SGMII_1000FULL 0x1800 /* Can do SGMII 1000mbps full-duplex */
#define LPA_RESV 0x1000 /* Unused... */
#define LPA_RFAULT 0x2000 /* Link partner faulted */
#define LPA_LPACK 0x4000 /* Link partner acked us */
#define LPA_NPAGE 0x8000 /* Next page bit */
-#define LPA_SGMII_LINK 0x8000 /* Link partner has link */
#define LPA_DUPLEX (LPA_10FULL | LPA_100FULL)
#define LPA_100 (LPA_100FULL | LPA_100HALF | LPA_100BASE4)