diff options
Diffstat (limited to 'target/linux/generic/pending-5.4/761-net-dsa-mt7530-Support-EEE-features.patch')
| -rw-r--r-- | target/linux/generic/pending-5.4/761-net-dsa-mt7530-Support-EEE-features.patch | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/target/linux/generic/pending-5.4/761-net-dsa-mt7530-Support-EEE-features.patch b/target/linux/generic/pending-5.4/761-net-dsa-mt7530-Support-EEE-features.patch deleted file mode 100644 index b9ca691f6f..0000000000 --- a/target/linux/generic/pending-5.4/761-net-dsa-mt7530-Support-EEE-features.patch +++ /dev/null @@ -1,121 +0,0 @@ -From 9cfb2d426c38272f245e9e6f62b3552d1ed5852b Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Ren=C3=A9=20van=20Dorst?= <opensource@vdorst.com> -Date: Tue, 21 Apr 2020 00:18:08 +0200 -Subject: [PATCH] net: dsa: mt7530: Support EEE features -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Signed-off-by: René van Dorst <opensource@vdorst.com> ---- a/drivers/net/dsa/mt7530.c -+++ b/drivers/net/dsa/mt7530.c -@@ -1417,9 +1417,13 @@ static void mt7530_phylink_mac_config(st - switch (state->speed) { - case SPEED_1000: - mcr_new |= PMCR_FORCE_SPEED_1000; -+ if (priv->eee_enable & BIT(port)) -+ mcr_new |= PMCR_FORCE_EEE1G; - break; - case SPEED_100: - mcr_new |= PMCR_FORCE_SPEED_100; -+ if (priv->eee_enable & BIT(port)) -+ mcr_new |= PMCR_FORCE_EEE100; - break; - } - if (state->duplex == DUPLEX_FULL) { -@@ -1555,6 +1559,54 @@ mt7530_phylink_mac_link_state(struct dsa - return 1; - } - -+static int mt7530_get_mac_eee(struct dsa_switch *ds, int port, -+ struct ethtool_eee *e) -+{ -+ struct mt7530_priv *priv = ds->priv; -+ u32 eeecr, pmsr; -+ -+ e->eee_enabled = !!(priv->eee_enable & BIT(port)); -+ -+ if (e->eee_enabled) { -+ eeecr = mt7530_read(priv, MT7530_PMEEECR_P(port)); -+ e->tx_lpi_enabled = !(eeecr & LPI_MODE_EN); -+ e->tx_lpi_timer = (eeecr >> 4) & 0xFFF; -+ pmsr = mt7530_read(priv, MT7530_PMSR_P(port)); -+ e->eee_active = e->eee_enabled && !!(pmsr & PMSR_EEE1G); -+ } else { -+ e->tx_lpi_enabled = 0; -+ e->tx_lpi_timer = 0; -+ e->eee_active = 0; -+ } -+ -+ return 0; -+} -+ -+static int mt7530_set_mac_eee(struct dsa_switch *ds, int port, -+ struct ethtool_eee *e) -+{ -+ struct mt7530_priv *priv = ds->priv; -+ u32 eeecr; -+ -+ if (e->tx_lpi_enabled && e->tx_lpi_timer > 0xFFF) -+ return -EINVAL; -+ -+ if (e->eee_enabled) { -+ priv->eee_enable |= BIT(port); -+ //MT7530_PMEEECR_P -+ eeecr = mt7530_read(priv, MT7530_PMEEECR_P(port)); -+ eeecr &= 0xFFFF0000; -+ if (!e->tx_lpi_enabled) -+ eeecr |= LPI_MODE_EN; -+ eeecr = LPI_THRESH(e->tx_lpi_timer); -+ mt7530_write(priv, MT7530_PMEEECR_P(port), eeecr); -+ } else { -+ priv->eee_enable &= ~(BIT(port)); -+ } -+ -+ return 0; -+} -+ - static const struct dsa_switch_ops mt7530_switch_ops = { - .get_tag_protocol = mtk_get_tag_protocol, - .setup = mt7530_setup, -@@ -1582,6 +1634,8 @@ static const struct dsa_switch_ops mt753 - .phylink_mac_config = mt7530_phylink_mac_config, - .phylink_mac_link_down = mt7530_phylink_mac_link_down, - .phylink_mac_link_up = mt7530_phylink_mac_link_up, -+ .get_mac_eee = mt7530_get_mac_eee, -+ .set_mac_eee = mt7530_set_mac_eee, - }; - - static const struct of_device_id mt7530_of_match[] = { ---- a/drivers/net/dsa/mt7530.h -+++ b/drivers/net/dsa/mt7530.h -@@ -212,6 +212,8 @@ 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) -@@ -233,6 +235,12 @@ enum mt7530_vlan_port_attr { - #define PMSR_DPX BIT(1) - #define PMSR_LINK BIT(0) - -+#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(x) ((x & 0xFFF) << 4) -+#define LPI_MODE_EN BIT(0) -+ - /* Register for MIB */ - #define MT7530_PORT_MIB_COUNTER(x) (0x4000 + (x) * 0x100) - #define MT7530_MIB_CCR 0x4fe0 -@@ -471,6 +479,7 @@ struct mt7530_priv { - unsigned int p5_intf_sel; - u8 mirror_rx; - u8 mirror_tx; -+ u8 eee_enable; - - struct mt7530_port ports[MT7530_NUM_PORTS]; - /* protect among processes for registers access*/ |