netdev - [PATCH RFC net-next 8/9] net: pcs: xpcs: use phylink_resolve

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Message-Id: <E1pxWYO-002Qsa-My@rmk-PC.armlinux.org.uk>
Date: Fri, 12 May 2023 18:27:40 +0100
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Jose Abreu <Jose.Abreu@...opsys.com>
Cc: Andrew Lunn <andrew@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Jakub Kicinski <kuba@...nel.org>,
	netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH RFC net-next 8/9] net: pcs: xpcs: use phylink_resolve_c73()
 helper

Use phylink_resolve_c73() to resolve the clause 73 autonegotation
result.

Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 drivers/net/pcs/pcs-xpcs.c | 40 +-------------------------------------
 1 file changed, 1 insertion(+), 39 deletions(-)

diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c
index beed799a69a7..c5fe944f48dd 100644
--- a/drivers/net/pcs/pcs-xpcs.c
+++ b/drivers/net/pcs/pcs-xpcs.c
@@ -336,22 +336,6 @@ static int xpcs_read_link_c73(struct dw_xpcs *xpcs)
 	return link;
 }
 
-static int xpcs_get_max_usxgmii_speed(const unsigned long *supported)
-{
-	int max = SPEED_UNKNOWN;
-
-	if (phylink_test(supported, 1000baseKX_Full))
-		max = SPEED_1000;
-	if (phylink_test(supported, 2500baseX_Full))
-		max = SPEED_2500;
-	if (phylink_test(supported, 10000baseKX4_Full))
-		max = SPEED_10000;
-	if (phylink_test(supported, 10000baseKR_Full))
-		max = SPEED_10000;
-
-	return max;
-}
-
 static void xpcs_config_usxgmii(struct dw_xpcs *xpcs, int speed)
 {
 	int ret, speed_sel;
@@ -534,28 +518,6 @@ static int xpcs_read_lpa_c73(struct dw_xpcs *xpcs,
 	return 0;
 }
 
-static void xpcs_resolve_lpa_c73(struct dw_xpcs *xpcs,
-				 struct phylink_link_state *state)
-{
-	__ETHTOOL_DECLARE_LINK_MODE_MASK(res);
-	bool tx_pause, rx_pause;
-
-	/* Calculate the union of the advertising masks */
-	linkmode_and(res, state->lp_advertising, state->advertising);
-
-	/* Resolve pause modes */
-	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;
-
-	state->speed = xpcs_get_max_usxgmii_speed(res);
-	state->duplex = DUPLEX_FULL;
-}
-
 static int xpcs_get_max_xlgmii_speed(struct dw_xpcs *xpcs,
 				     struct phylink_link_state *state)
 {
@@ -940,7 +902,7 @@ static int xpcs_get_state_c73(struct dw_xpcs *xpcs,
 	if (an_enabled && xpcs_aneg_done_c73(xpcs, state, compat)) {
 		state->an_complete = true;
 		xpcs_read_lpa_c73(xpcs, state);
-		xpcs_resolve_lpa_c73(xpcs, state);
+		phylink_resolve_c73(state);
 	} else if (an_enabled) {
 		state->link = 0;
 	} else if (state->link) {
-- 
2.30.2