diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/731-v5.13-net-dsa-mt7530-Add-support-for-EEE-features.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/731-v5.13-net-dsa-mt7530-Add-support-for-EEE-features.patch | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/target/linux/generic/backport-5.15/731-v5.13-net-dsa-mt7530-Add-support-for-EEE-features.patch b/target/linux/generic/backport-5.15/731-v5.13-net-dsa-mt7530-Add-support-for-EEE-features.patch deleted file mode 100644 index 38dd8a7296..0000000000 --- a/target/linux/generic/backport-5.15/731-v5.13-net-dsa-mt7530-Add-support-for-EEE-features.patch +++ /dev/null @@ -1,120 +0,0 @@ -From 40b5d2f15c091fa9c854acde91ad2acb504027d7 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Ren=C3=A9=20van=20Dorst?= <opensource@vdorst.com> -Date: Mon, 12 Apr 2021 08:50:31 +0200 -Subject: [PATCH] net: dsa: mt7530: Add support for EEE features -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This patch adds EEE support. - -Signed-off-by: René van Dorst <opensource@vdorst.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/dsa/mt7530.c | 43 ++++++++++++++++++++++++++++++++++++++++ - drivers/net/dsa/mt7530.h | 14 ++++++++++++- - 2 files changed, 56 insertions(+), 1 deletion(-) - ---- a/drivers/net/dsa/mt7530.c -+++ b/drivers/net/dsa/mt7530.c -@@ -2371,6 +2371,17 @@ static void mt753x_phylink_mac_link_up(s - mcr |= PMCR_RX_FC_EN; - } - -+ if (mode == MLO_AN_PHY && phydev && phy_init_eee(phydev, 0) >= 0) { -+ switch (speed) { -+ case SPEED_1000: -+ mcr |= PMCR_FORCE_EEE1G; -+ break; -+ case SPEED_100: -+ mcr |= PMCR_FORCE_EEE100; -+ break; -+ } -+ } -+ - mt7530_set(priv, MT7530_PMCR_P(port), mcr); - } - -@@ -2601,6 +2612,36 @@ mt753x_phy_write(struct dsa_switch *ds, - return priv->info->phy_write(ds, port, regnum, val); - } - -+static int mt753x_get_mac_eee(struct dsa_switch *ds, int port, -+ struct ethtool_eee *e) -+{ -+ struct mt7530_priv *priv = ds->priv; -+ u32 eeecr = mt7530_read(priv, MT7530_PMEEECR_P(port)); -+ -+ e->tx_lpi_enabled = !(eeecr & LPI_MODE_EN); -+ e->tx_lpi_timer = GET_LPI_THRESH(eeecr); -+ -+ return 0; -+} -+ -+static int mt753x_set_mac_eee(struct dsa_switch *ds, int port, -+ struct ethtool_eee *e) -+{ -+ struct mt7530_priv *priv = ds->priv; -+ u32 set, mask = LPI_THRESH_MASK | LPI_MODE_EN; -+ -+ if (e->tx_lpi_timer > 0xFFF) -+ return -EINVAL; -+ -+ set = SET_LPI_THRESH(e->tx_lpi_timer); -+ if (!e->tx_lpi_enabled) -+ /* Force LPI Mode without a delay */ -+ set |= LPI_MODE_EN; -+ mt7530_rmw(priv, MT7530_PMEEECR_P(port), mask, set); -+ -+ return 0; -+} -+ - static const struct dsa_switch_ops mt7530_switch_ops = { - .get_tag_protocol = mtk_get_tag_protocol, - .setup = mt753x_setup, -@@ -2629,6 +2670,8 @@ static const struct dsa_switch_ops mt753 - .phylink_mac_an_restart = mt753x_phylink_mac_an_restart, - .phylink_mac_link_down = mt753x_phylink_mac_link_down, - .phylink_mac_link_up = mt753x_phylink_mac_link_up, -+ .get_mac_eee = mt753x_get_mac_eee, -+ .set_mac_eee = mt753x_set_mac_eee, - }; - - static const struct mt753x_info mt753x_table[] = { ---- a/drivers/net/dsa/mt7530.h -+++ b/drivers/net/dsa/mt7530.h -@@ -240,6 +240,8 @@ enum mt7530_vlan_port_attr { - #define PMCR_RX_EN BIT(13) - #define PMCR_BACKOFF_EN BIT(9) - #define PMCR_BACKPR_EN BIT(8) -+#define PMCR_FORCE_EEE1G BIT(7) -+#define PMCR_FORCE_EEE100 BIT(6) - #define PMCR_TX_FC_EN BIT(5) - #define PMCR_RX_FC_EN BIT(4) - #define PMCR_FORCE_SPEED_1000 BIT(3) -@@ -264,7 +266,8 @@ enum mt7530_vlan_port_attr { - #define PMCR_LINK_SETTINGS_MASK (PMCR_TX_EN | PMCR_FORCE_SPEED_1000 | \ - PMCR_RX_EN | PMCR_FORCE_SPEED_100 | \ - PMCR_TX_FC_EN | PMCR_RX_FC_EN | \ -- PMCR_FORCE_FDX | PMCR_FORCE_LNK) -+ PMCR_FORCE_FDX | PMCR_FORCE_LNK | \ -+ PMCR_FORCE_EEE1G | PMCR_FORCE_EEE100) - #define PMCR_CPU_PORT_SETTING(id) (PMCR_FORCE_MODE_ID((id)) | \ - PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | \ - PMCR_BACKOFF_EN | PMCR_BACKPR_EN | \ -@@ -273,6 +276,15 @@ enum mt7530_vlan_port_attr { - PMCR_FORCE_SPEED_1000 | \ - PMCR_FORCE_FDX | PMCR_FORCE_LNK) - -+#define MT7530_PMEEECR_P(x) (0x3004 + (x) * 0x100) -+#define WAKEUP_TIME_1000(x) (((x) & 0xFF) << 24) -+#define WAKEUP_TIME_100(x) (((x) & 0xFF) << 16) -+#define LPI_THRESH_MASK GENMASK(15, 4) -+#define LPI_THRESH_SHT 4 -+#define SET_LPI_THRESH(x) (((x) << LPI_THRESH_SHT) & LPI_THRESH_MASK) -+#define GET_LPI_THRESH(x) (((x) & LPI_THRESH_MASK) >> LPI_THRESH_SHT) -+#define LPI_MODE_EN BIT(0) -+ - #define MT7530_PMSR_P(x) (0x3008 + (x) * 0x100) - #define PMSR_EEE1G BIT(7) - #define PMSR_EEE100M BIT(6) |