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Date: Fri, 16 Dec 2022 11:48:48 -0500
From: Sean Anderson <sean.anderson@...o.com>
To: Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>, netdev@...r.kernel.org,
Russell King <linux@...linux.org.uk>
Cc: Paolo Abeni <pabeni@...hat.com>,
Vladimir Oltean <olteanv@...il.com>,
linux-kernel@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>,
Tim Harvey <tharvey@...eworks.com>,
"David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Sean Anderson <sean.anderson@...o.com>,
Russell King <rmk+kernel@...linux.org.uk>
Subject: [PATCH net-next v4 1/4] net: phy: Move/rename phylink_interface_max_speed
This is really a core phy function like phy_interface_num_ports. Move it
to drivers/net/phy/phy-core.c and rename it accordingly.
Signed-off-by: Sean Anderson <sean.anderson@...o.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
(no changes since v2)
Changes in v2:
- New
drivers/net/phy/phy-core.c | 70 +++++++++++++++++++++++++++++++++++
drivers/net/phy/phylink.c | 75 ++------------------------------------
include/linux/phy.h | 1 +
3 files changed, 74 insertions(+), 72 deletions(-)
diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index 5d08c627a516..5a515434a228 100644
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -150,6 +150,76 @@ int phy_interface_num_ports(phy_interface_t interface)
}
EXPORT_SYMBOL_GPL(phy_interface_num_ports);
+/**
+ * phy_interface_max_speed() - get the maximum speed of a phy interface
+ * @interface: phy interface mode defined by &typedef phy_interface_t
+ *
+ * Determine the maximum speed of a phy interface. This is intended to help
+ * determine the correct speed to pass to the MAC when the phy is performing
+ * rate matching.
+ *
+ * Return: The maximum speed of @interface
+ */
+int phy_interface_max_speed(phy_interface_t interface)
+{
+ switch (interface) {
+ case PHY_INTERFACE_MODE_100BASEX:
+ case PHY_INTERFACE_MODE_REVRMII:
+ case PHY_INTERFACE_MODE_RMII:
+ case PHY_INTERFACE_MODE_SMII:
+ case PHY_INTERFACE_MODE_REVMII:
+ case PHY_INTERFACE_MODE_MII:
+ return SPEED_100;
+
+ case PHY_INTERFACE_MODE_TBI:
+ case PHY_INTERFACE_MODE_MOCA:
+ case PHY_INTERFACE_MODE_RTBI:
+ case PHY_INTERFACE_MODE_1000BASEX:
+ case PHY_INTERFACE_MODE_1000BASEKX:
+ case PHY_INTERFACE_MODE_TRGMII:
+ case PHY_INTERFACE_MODE_RGMII_TXID:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ case PHY_INTERFACE_MODE_RGMII_ID:
+ case PHY_INTERFACE_MODE_RGMII:
+ case PHY_INTERFACE_MODE_QSGMII:
+ case PHY_INTERFACE_MODE_SGMII:
+ case PHY_INTERFACE_MODE_GMII:
+ return SPEED_1000;
+
+ case PHY_INTERFACE_MODE_2500BASEX:
+ return SPEED_2500;
+
+ case PHY_INTERFACE_MODE_5GBASER:
+ return SPEED_5000;
+
+ case PHY_INTERFACE_MODE_XGMII:
+ case PHY_INTERFACE_MODE_RXAUI:
+ case PHY_INTERFACE_MODE_XAUI:
+ case PHY_INTERFACE_MODE_10GBASER:
+ case PHY_INTERFACE_MODE_10GKR:
+ case PHY_INTERFACE_MODE_USXGMII:
+ case PHY_INTERFACE_MODE_QUSGMII:
+ return SPEED_10000;
+
+ case PHY_INTERFACE_MODE_25GBASER:
+ return SPEED_25000;
+
+ case PHY_INTERFACE_MODE_XLGMII:
+ return SPEED_40000;
+
+ case PHY_INTERFACE_MODE_INTERNAL:
+ case PHY_INTERFACE_MODE_NA:
+ case PHY_INTERFACE_MODE_MAX:
+ /* No idea! Garbage in, unknown out */
+ return SPEED_UNKNOWN;
+ }
+
+ /* If we get here, someone forgot to add an interface mode above */
+ WARN_ON_ONCE(1);
+ return SPEED_UNKNOWN;
+}
+EXPORT_SYMBOL_GPL(phy_interface_max_speed);
+
/* A mapping of all SUPPORTED settings to speed/duplex. This table
* must be grouped by speed and sorted in descending match priority
* - iow, descending speed.
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 09cc65c0da93..f8cba09f9d87 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -156,75 +156,6 @@ static const char *phylink_an_mode_str(unsigned int mode)
return mode < ARRAY_SIZE(modestr) ? modestr[mode] : "unknown";
}
-/**
- * phylink_interface_max_speed() - get the maximum speed of a phy interface
- * @interface: phy interface mode defined by &typedef phy_interface_t
- *
- * Determine the maximum speed of a phy interface. This is intended to help
- * determine the correct speed to pass to the MAC when the phy is performing
- * rate matching.
- *
- * Return: The maximum speed of @interface
- */
-static int phylink_interface_max_speed(phy_interface_t interface)
-{
- switch (interface) {
- case PHY_INTERFACE_MODE_100BASEX:
- case PHY_INTERFACE_MODE_REVRMII:
- case PHY_INTERFACE_MODE_RMII:
- case PHY_INTERFACE_MODE_SMII:
- case PHY_INTERFACE_MODE_REVMII:
- case PHY_INTERFACE_MODE_MII:
- return SPEED_100;
-
- case PHY_INTERFACE_MODE_TBI:
- case PHY_INTERFACE_MODE_MOCA:
- case PHY_INTERFACE_MODE_RTBI:
- case PHY_INTERFACE_MODE_1000BASEX:
- case PHY_INTERFACE_MODE_1000BASEKX:
- case PHY_INTERFACE_MODE_TRGMII:
- case PHY_INTERFACE_MODE_RGMII_TXID:
- case PHY_INTERFACE_MODE_RGMII_RXID:
- case PHY_INTERFACE_MODE_RGMII_ID:
- case PHY_INTERFACE_MODE_RGMII:
- case PHY_INTERFACE_MODE_QSGMII:
- case PHY_INTERFACE_MODE_SGMII:
- case PHY_INTERFACE_MODE_GMII:
- return SPEED_1000;
-
- case PHY_INTERFACE_MODE_2500BASEX:
- return SPEED_2500;
-
- case PHY_INTERFACE_MODE_5GBASER:
- return SPEED_5000;
-
- case PHY_INTERFACE_MODE_XGMII:
- case PHY_INTERFACE_MODE_RXAUI:
- case PHY_INTERFACE_MODE_XAUI:
- case PHY_INTERFACE_MODE_10GBASER:
- case PHY_INTERFACE_MODE_10GKR:
- case PHY_INTERFACE_MODE_USXGMII:
- case PHY_INTERFACE_MODE_QUSGMII:
- return SPEED_10000;
-
- case PHY_INTERFACE_MODE_25GBASER:
- return SPEED_25000;
-
- case PHY_INTERFACE_MODE_XLGMII:
- return SPEED_40000;
-
- case PHY_INTERFACE_MODE_INTERNAL:
- case PHY_INTERFACE_MODE_NA:
- case PHY_INTERFACE_MODE_MAX:
- /* No idea! Garbage in, unknown out */
- return SPEED_UNKNOWN;
- }
-
- /* If we get here, someone forgot to add an interface mode above */
- WARN_ON_ONCE(1);
- return SPEED_UNKNOWN;
-}
-
/**
* phylink_caps_to_linkmodes() - Convert capabilities to ethtool link modes
* @linkmodes: ethtool linkmode mask (must be already initialised)
@@ -435,7 +366,7 @@ unsigned long phylink_get_capabilities(phy_interface_t interface,
unsigned long mac_capabilities,
int rate_matching)
{
- int max_speed = phylink_interface_max_speed(interface);
+ int max_speed = phy_interface_max_speed(interface);
unsigned long caps = MAC_SYM_PAUSE | MAC_ASYM_PAUSE;
unsigned long matched_caps = 0;
@@ -1221,7 +1152,7 @@ static void phylink_link_up(struct phylink *pl,
* the link_state) to the interface speed, and will send
* pause frames to the MAC to limit its transmission speed.
*/
- speed = phylink_interface_max_speed(link_state.interface);
+ speed = phy_interface_max_speed(link_state.interface);
duplex = DUPLEX_FULL;
rx_pause = true;
break;
@@ -1231,7 +1162,7 @@ static void phylink_link_up(struct phylink *pl,
* the link_state) to the interface speed, and will cause
* collisions to the MAC to limit its transmission speed.
*/
- speed = phylink_interface_max_speed(link_state.interface);
+ speed = phy_interface_max_speed(link_state.interface);
duplex = DUPLEX_HALF;
break;
}
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 71eeb4e3b1fd..65d21a79bab3 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -1004,6 +1004,7 @@ const char *phy_duplex_to_str(unsigned int duplex);
const char *phy_rate_matching_to_str(int rate_matching);
int phy_interface_num_ports(phy_interface_t interface);
+int phy_interface_max_speed(phy_interface_t interface);
/* A structure for mapping a particular speed and duplex
* combination to a particular SUPPORTED and ADVERTISED value
--
2.35.1.1320.gc452695387.dirty
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