[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20231013122405.3745475-5-o.rempel@pengutronix.de>
Date: Fri, 13 Oct 2023 14:24:02 +0200
From: Oleksij Rempel <o.rempel@...gutronix.de>
To: "David S. Miller" <davem@...emloft.net>,
Andrew Lunn <andrew@...n.ch>,
Eric Dumazet <edumazet@...gle.com>,
Florian Fainelli <f.fainelli@...il.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Vladimir Oltean <olteanv@...il.com>,
Woojung Huh <woojung.huh@...rochip.com>,
Arun Ramadoss <arun.ramadoss@...rochip.com>,
Conor Dooley <conor+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Rob Herring <robh+dt@...nel.org>
Cc: Oleksij Rempel <o.rempel@...gutronix.de>,
kernel@...gutronix.de,
linux-kernel@...r.kernel.org,
netdev@...r.kernel.org,
UNGLinuxDriver@...rochip.com,
"Russell King (Oracle)" <linux@...linux.org.uk>,
devicetree@...r.kernel.org
Subject: [PATCH net-next v3 4/7] net: dsa: microchip: ksz9477: add Wake on PHY event support
KSZ9477 family of switches supports multiple PHY events:
- wake on Link Up
- wake on Energy Detect.
Since current UAPI can't differentiate between this PHY events, map all of them
to WAKE_PHY.
Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
---
drivers/net/dsa/microchip/ksz9477.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index 3d9b6d6083cf..8d51ec629d76 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -112,7 +112,7 @@ void ksz9477_get_wol(struct ksz_device *dev, int port,
if (!(pme_conf & PME_ENABLE))
return;
- wol->supported = WAKE_MAGIC;
+ wol->supported = WAKE_PHY | WAKE_MAGIC;
ret = ksz_pread8(dev, port, REG_PORT_PME_CTRL, &pme_ctrl);
if (ret)
@@ -120,6 +120,8 @@ void ksz9477_get_wol(struct ksz_device *dev, int port,
if (pme_ctrl & PME_WOL_MAGICPKT)
wol->wolopts |= WAKE_MAGIC;
+ if (pme_ctrl & (PME_WOL_LINKUP | PME_WOL_ENERGY))
+ wol->wolopts |= WAKE_PHY;
}
/**
@@ -142,7 +144,7 @@ int ksz9477_set_wol(struct ksz_device *dev, int port,
u8 pme_conf, pme_ctrl = 0;
int ret;
- if (wol->wolopts & ~WAKE_MAGIC)
+ if (wol->wolopts & ~(WAKE_PHY | WAKE_MAGIC))
return -EINVAL;
ret = ksz_read8(dev, REG_SW_PME_CTRL, &pme_conf);
@@ -158,6 +160,8 @@ int ksz9477_set_wol(struct ksz_device *dev, int port,
if (wol->wolopts & WAKE_MAGIC)
pme_ctrl |= PME_WOL_MAGICPKT;
+ if (wol->wolopts & WAKE_PHY)
+ pme_ctrl |= PME_WOL_LINKUP | PME_WOL_ENERGY;
return ksz_pwrite8(dev, port, REG_PORT_PME_CTRL, pme_ctrl);
}
--
2.39.2
Powered by blists - more mailing lists