OpenWrt – Blame information for rev 2
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Rev | Author | Line No. | Line |
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1 | office | 1 | From: John Crispin <john@phrozen.org> |
2 | Subject: net: phy: add phy_ethtool_ioctl() |
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3 | |||
4 | Signed-off-by: John Crispin <john@phrozen.org> |
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5 | --- |
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6 | drivers/net/phy/phy.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ |
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7 | include/linux/phy.h | 1 + |
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8 | 2 files changed, 45 insertions(+) |
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9 | |||
10 | --- a/drivers/net/phy/phy.c |
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11 | +++ b/drivers/net/phy/phy.c |
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12 | @@ -472,6 +472,50 @@ int phy_ethtool_ksettings_get(struct phy |
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13 | } |
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14 | EXPORT_SYMBOL(phy_ethtool_ksettings_get); |
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15 | |||
16 | +int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr) |
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17 | +{ |
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18 | + u32 cmd; |
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19 | + int tmp; |
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20 | + struct ethtool_cmd ecmd = { ETHTOOL_GSET }; |
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21 | + struct ethtool_value edata = { ETHTOOL_GLINK }; |
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22 | + |
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23 | + if (get_user(cmd, (u32 *) useraddr)) |
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24 | + return -EFAULT; |
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25 | + |
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26 | + switch (cmd) { |
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27 | + case ETHTOOL_GSET: |
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28 | + phy_ethtool_gset(phydev, &ecmd); |
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29 | + if (copy_to_user(useraddr, &ecmd, sizeof(ecmd))) |
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30 | + return -EFAULT; |
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31 | + return 0; |
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32 | + |
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33 | + case ETHTOOL_SSET: |
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34 | + if (copy_from_user(&ecmd, useraddr, sizeof(ecmd))) |
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35 | + return -EFAULT; |
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36 | + return phy_ethtool_sset(phydev, &ecmd); |
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37 | + |
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38 | + case ETHTOOL_NWAY_RST: |
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39 | + /* if autoneg is off, it's an error */ |
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40 | + tmp = phy_read(phydev, MII_BMCR); |
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41 | + if (tmp & BMCR_ANENABLE) { |
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42 | + tmp |= (BMCR_ANRESTART); |
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43 | + phy_write(phydev, MII_BMCR, tmp); |
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44 | + return 0; |
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45 | + } |
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46 | + return -EINVAL; |
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47 | + |
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48 | + case ETHTOOL_GLINK: |
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49 | + edata.data = (phy_read(phydev, |
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50 | + MII_BMSR) & BMSR_LSTATUS) ? 1 : 0; |
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51 | + if (copy_to_user(useraddr, &edata, sizeof(edata))) |
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52 | + return -EFAULT; |
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53 | + return 0; |
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54 | + } |
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55 | + |
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56 | + return -EOPNOTSUPP; |
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57 | +} |
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58 | +EXPORT_SYMBOL(phy_ethtool_ioctl); |
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59 | + |
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60 | /** |
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61 | * phy_mii_ioctl - generic PHY MII ioctl interface |
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62 | * @phydev: the phy_device struct |
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63 | --- a/include/linux/phy.h |
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64 | +++ b/include/linux/phy.h |
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65 | @@ -827,6 +827,7 @@ int phy_ethtool_ksettings_get(struct phy |
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66 | struct ethtool_link_ksettings *cmd); |
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67 | int phy_ethtool_ksettings_set(struct phy_device *phydev, |
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68 | const struct ethtool_link_ksettings *cmd); |
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69 | +int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr); |
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70 | int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd); |
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71 | int phy_start_interrupts(struct phy_device *phydev); |
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72 | void phy_print_status(struct phy_device *phydev); |