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    Subject[PATCH 13/20] phy: qcom-ufs: Fix build error due to missing export symbols
    Date
    From: Axel Lin <axel.lin@ingics.com>

    Fix below build error when compile the driver as a module.

    ERROR: "ufs_qcom_phy_power_off" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_power_on" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_exit" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_calibrate" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_generic_probe" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_init_vregulators" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_init_clks" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_remove" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "get_ufs_qcom_phy" [drivers/phy/phy-qcom-ufs-qmp-20nm.ko] undefined!
    ERROR: "ufs_qcom_phy_power_off" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_power_on" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_exit" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_generic_probe" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_init_vregulators" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_init_clks" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_calibrate" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "ufs_qcom_phy_remove" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    ERROR: "get_ufs_qcom_phy" [drivers/phy/phy-qcom-ufs-qmp-14nm.ko] undefined!
    make[1]: *** [__modpost] Error 1
    make: *** [modules] Error 2

    Signed-off-by: Axel Lin <axel.lin@ingics.com>
    Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
    ---
    drivers/phy/phy-qcom-ufs.c | 9 +++++++++
    1 file changed, 9 insertions(+)

    diff --git a/drivers/phy/phy-qcom-ufs.c b/drivers/phy/phy-qcom-ufs.c
    index d95effe..a149d92 100644
    --- a/drivers/phy/phy-qcom-ufs.c
    +++ b/drivers/phy/phy-qcom-ufs.c
    @@ -73,6 +73,7 @@ int ufs_qcom_phy_calibrate(struct ufs_qcom_phy *ufs_qcom_phy,
    out:
    return ret;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_calibrate);

    struct phy *ufs_qcom_phy_generic_probe(struct platform_device *pdev,
    struct ufs_qcom_phy *common_cfg,
    @@ -111,6 +112,7 @@ struct phy *ufs_qcom_phy_generic_probe(struct platform_device *pdev,
    out:
    return generic_phy;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_generic_probe);

    /*
    * This assumes the embedded phy structure inside generic_phy is of type
    @@ -122,6 +124,7 @@ struct ufs_qcom_phy *get_ufs_qcom_phy(struct phy *generic_phy)
    {
    return (struct ufs_qcom_phy *)phy_get_drvdata(generic_phy);
    }
    +EXPORT_SYMBOL_GPL(get_ufs_qcom_phy);

    static
    int ufs_qcom_phy_base_init(struct platform_device *pdev,
    @@ -229,6 +232,7 @@ ufs_qcom_phy_init_clks(struct phy *generic_phy,
    out:
    return err;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_init_clks);

    int
    ufs_qcom_phy_init_vregulators(struct phy *generic_phy,
    @@ -253,6 +257,7 @@ ufs_qcom_phy_init_vregulators(struct phy *generic_phy,
    out:
    return err;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_init_vregulators);

    static int __ufs_qcom_phy_init_vreg(struct phy *phy,
    struct ufs_qcom_phy_vreg *vreg, const char *name, bool optional)
    @@ -648,6 +653,7 @@ int ufs_qcom_phy_remove(struct phy *generic_phy,

    return 0;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_remove);

    int ufs_qcom_phy_exit(struct phy *generic_phy)
    {
    @@ -658,6 +664,7 @@ int ufs_qcom_phy_exit(struct phy *generic_phy)

    return 0;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_exit);

    int ufs_qcom_phy_is_pcs_ready(struct phy *generic_phy)
    {
    @@ -726,6 +733,7 @@ out_disable_phy:
    out:
    return err;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_power_on);

    int ufs_qcom_phy_power_off(struct phy *generic_phy)
    {
    @@ -744,3 +752,4 @@ int ufs_qcom_phy_power_off(struct phy *generic_phy)

    return 0;
    }
    +EXPORT_SYMBOL_GPL(ufs_qcom_phy_power_off);
    --
    1.7.9.5


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