openwrt/target/linux/generic/backport-6.1/715-19-v6.5-net-phylink-remove-duplicated-linkmode-pause-resolut.patch
Daniel Golle d40756563c kernel: backport phylink changes from mainline Linux
Let's pick a bunch of useful phylink changes which allow us to keep
drivers in sync with mainline Linux.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2024-02-15 19:06:36 +00:00

65 lines
2.1 KiB
Diff

From 4b624a39f2ab523ca6a6ad9448fab1deb7b101e2 Mon Sep 17 00:00:00 2001
From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
Date: Tue, 23 May 2023 11:15:53 +0100
Subject: [PATCH 17/21] net: phylink: remove duplicated linkmode pause
resolution
Phylink had two chunks of code virtually the same for resolving the
negotiated pause modes. Factor this down to one function.
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/phy/phylink.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -976,11 +976,10 @@ static void phylink_apply_manual_flow(st
state->pause = pl->link_config.pause;
}
-static void phylink_resolve_flow(struct phylink_link_state *state)
+static void phylink_resolve_an_pause(struct phylink_link_state *state)
{
bool tx_pause, rx_pause;
- state->pause = MLO_PAUSE_NONE;
if (state->duplex == DUPLEX_FULL) {
linkmode_resolve_pause(state->advertising,
state->lp_advertising,
@@ -1192,7 +1191,8 @@ static void phylink_get_fixed_state(stru
else if (pl->link_gpio)
state->link = !!gpiod_get_value_cansleep(pl->link_gpio);
- phylink_resolve_flow(state);
+ state->pause = MLO_PAUSE_NONE;
+ phylink_resolve_an_pause(state);
}
static void phylink_mac_initial_config(struct phylink *pl, bool force_restart)
@@ -3215,7 +3215,6 @@ static const struct sfp_upstream_ops sfp
static void phylink_decode_c37_word(struct phylink_link_state *state,
uint16_t config_reg, int speed)
{
- bool tx_pause, rx_pause;
int fd_bit;
if (speed == SPEED_2500)
@@ -3234,13 +3233,7 @@ static void phylink_decode_c37_word(stru
state->link = false;
}
- linkmode_resolve_pause(state->advertising, state->lp_advertising,
- &tx_pause, &rx_pause);
-
- if (tx_pause)
- state->pause |= MLO_PAUSE_TX;
- if (rx_pause)
- state->pause |= MLO_PAUSE_RX;
+ phylink_resolve_an_pause(state);
}
static void phylink_decode_sgmii_word(struct phylink_link_state *state,