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authorYRabbit <rabbit@yrabbit.cyou>2023-04-04 09:41:10 +1000
committerLofty <dan.ravensloft@gmail.com>2023-04-12 09:59:57 +0100
commitf9a6c0fcbd29c4a14d81307b6d9f51896dfff9cf (patch)
treef15be43a5bde11c3dd5b59fa7be6707f64740654 /techlibs/intel/max10/cells_map.v
parent101075611fc5698739180017bf96b1abf140c8e7 (diff)
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gowin: Add serialization/deserialization primitives
Primitives are added to convert parallel signals to serial and vice versa. IDES4, IDES8, IDES10, IDES16, IVIDEO, OSER4, OSER8, OSER10, OSER16, OVIDEO. Signed-off-by: YRabbit <rabbit@yrabbit.cyou>
Diffstat (limited to 'techlibs/intel/max10/cells_map.v')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-06 12:29:46 +0000
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--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -301,6 +301,50 @@ int phy_ethtool_gset(struct phy_device *
 }
 EXPORT_SYMBOL(phy_ethtool_gset);
 
+int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr)
+{
+	u32 cmd;
+	int tmp;
+	struct ethtool_cmd ecmd = { ETHTOOL_GSET };
+	struct ethtool_value edata = { ETHTOOL_GLINK };
+
+	if (get_user(cmd, (u32 *) useraddr))
+		return -EFAULT;
+
+	switch (cmd) {
+	case ETHTOOL_GSET:
+		phy_ethtool_gset(phydev, &ecmd);
+		if (copy_to_user(useraddr, &ecmd, sizeof(ecmd)))
+			return -EFAULT;
+		return 0;
+
+	case ETHTOOL_SSET:
+		if (copy_from_user(&ecmd, useraddr, sizeof(ecmd)))
+			return -EFAULT;
+		return phy_ethtool_sset(phydev, &ecmd);
+
+	case ETHTOOL_NWAY_RST:
+		/* if autoneg is off, it's an error */
+		tmp = phy_read(phydev, MII_BMCR);
+		if (tmp & BMCR_ANENABLE) {
+			tmp |= (BMCR_ANRESTART);
+			phy_write(phydev, MII_BMCR, tmp);
+			return 0;
+		}
+		return -EINVAL;
+
+	case ETHTOOL_GLINK:
+		edata.data = (phy_read(phydev,
+				MII_BMSR) & BMSR_LSTATUS) ? 1 : 0;
+		if (copy_to_user(useraddr, &edata, sizeof(edata)))
+			return -EFAULT;
+		return 0;
+	}
+
+	return -EOPNOTSUPP;
+}
+EXPORT_SYMBOL(phy_ethtool_ioctl);
+
 /**
  * phy_mii_ioctl - generic PHY MII ioctl interface
  * @phydev: the phy_device struct
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -550,6 +550,7 @@ void phy_start_machine(struct phy_device
 void phy_stop_machine(struct phy_device *phydev);
 int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
 int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd);
+int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr);
 int phy_mii_ioctl(struct phy_device *phydev,
 		struct ifreq *ifr, int cmd);
 int phy_start_interrupts(struct phy_device *phydev);