[PATCH u-boot-net 05/14] treewide: use dm_mdio_read/write/reset() wrappers

Ramon Fried rfried.dev at gmail.com
Fri Mar 18 09:04:19 CET 2022


On Thu, Mar 17, 2022 at 2:50 PM Marek Behún <kabel at kernel.org> wrote:
>
> From: Marek Behún <marek.behun at nic.cz>
>
> Use the new dm_mdio_read/write/reset() wrappers treewide, instead of
> always getting and dereferencing MDIO operations structure pointer.
>
> Signed-off-by: Marek Behún <marek.behun at nic.cz>
> ---
>  drivers/net/mdio_mux_sandbox.c |  6 ++----
>  net/mdio-mux-uclass.c          | 16 ++++------------
>  net/mdio-uclass.c              | 19 ++++---------------
>  test/dm/mdio.c                 | 18 +++++++++---------
>  test/dm/mdio_mux.c             | 16 ++++++++--------
>  5 files changed, 27 insertions(+), 48 deletions(-)
>
> diff --git a/drivers/net/mdio_mux_sandbox.c b/drivers/net/mdio_mux_sandbox.c
> index fff6ddb2f1..e1801c1426 100644
> --- a/drivers/net/mdio_mux_sandbox.c
> +++ b/drivers/net/mdio_mux_sandbox.c
> @@ -20,7 +20,6 @@ struct mdio_mux_sandbox_priv {
>  static int mdio_mux_sandbox_mark_selection(struct udevice *dev, int sel)
>  {
>         struct udevice *mdio;
> -       struct mdio_ops *ops;
>         int err;
>
>         /*
> @@ -30,9 +29,8 @@ static int mdio_mux_sandbox_mark_selection(struct udevice *dev, int sel)
>         err = uclass_get_device_by_name(UCLASS_MDIO, "mdio-test", &mdio);
>         if (err)
>                 return err;
> -       ops = mdio_get_ops(mdio);
> -       return ops->write(mdio, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                         SANDBOX_PHY_REG_CNT - 1, (u16)sel);
> +       return dm_mdio_write(mdio, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                            SANDBOX_PHY_REG_CNT - 1, (u16)sel);
>  }
>
>  static int mdio_mux_sandbox_select(struct udevice *dev, int cur, int sel)
> diff --git a/net/mdio-mux-uclass.c b/net/mdio-mux-uclass.c
> index 780526c19e..94b90e0657 100644
> --- a/net/mdio-mux-uclass.c
> +++ b/net/mdio-mux-uclass.c
> @@ -54,11 +54,6 @@ static struct udevice *mmux_get_parent_mdio(struct udevice *mux)
>         return pdata->mdio_parent;
>  }
>
> -static struct mdio_ops *mmux_get_mdio_parent_ops(struct udevice *mux)
> -{
> -       return mdio_get_ops(mmux_get_parent_mdio(mux));
> -}
> -
>  /* call driver select function before performing MDIO r/w */
>  static int mmux_change_sel(struct udevice *ch, bool sel)
>  {
> @@ -90,14 +85,13 @@ static int mmux_read(struct udevice *ch, int addr, int devad,
>  {
>         struct udevice *mux = ch->parent;
>         struct udevice *parent_mdio = mmux_get_parent_mdio(mux);
> -       struct mdio_ops *parent_ops = mmux_get_mdio_parent_ops(mux);
>         int err;
>
>         err = mmux_change_sel(ch, true);
>         if (err)
>                 return err;
>
> -       err = parent_ops->read(parent_mdio, addr, devad, reg);
> +       err = dm_mdio_read(parent_mdio, addr, devad, reg);
>         mmux_change_sel(ch, false);
>
>         return err;
> @@ -109,14 +103,13 @@ static int mmux_write(struct udevice *ch, int addr, int devad,
>  {
>         struct udevice *mux = ch->parent;
>         struct udevice *parent_mdio = mmux_get_parent_mdio(mux);
> -       struct mdio_ops *parent_ops = mmux_get_mdio_parent_ops(mux);
>         int err;
>
>         err = mmux_change_sel(ch, true);
>         if (err)
>                 return err;
>
> -       err = parent_ops->write(parent_mdio, addr, devad, reg, val);
> +       err = dm_mdio_write(parent_mdio, addr, devad, reg, val);
>         mmux_change_sel(ch, false);
>
>         return err;
> @@ -127,18 +120,17 @@ static int mmux_reset(struct udevice *ch)
>  {
>         struct udevice *mux = ch->parent;
>         struct udevice *parent_mdio = mmux_get_parent_mdio(mux);
> -       struct mdio_ops *parent_ops = mmux_get_mdio_parent_ops(mux);
>         int err;
>
>         /* reset is optional, if it's not implemented just exit */
> -       if (!parent_ops->reset)
> +       if (!mdio_get_ops(parent_mdio)->reset)
>                 return 0;
>
>         err = mmux_change_sel(ch, true);
>         if (err)
>                 return err;
>
> -       err = parent_ops->reset(parent_mdio);
> +       err = dm_mdio_reset(parent_mdio);
>         mmux_change_sel(ch, false);
>
>         return err;
> diff --git a/net/mdio-uclass.c b/net/mdio-uclass.c
> index 887c228167..bef8280e21 100644
> --- a/net/mdio-uclass.c
> +++ b/net/mdio-uclass.c
> @@ -95,27 +95,18 @@ int dm_mdio_reset(struct udevice *mdio_dev)
>   */
>  static int mdio_read(struct mii_dev *mii_bus, int addr, int devad, int reg)
>  {
> -       struct udevice *dev = mii_bus->priv;
> -
> -       return mdio_get_ops(dev)->read(dev, addr, devad, reg);
> +       return dm_mdio_read(mii_bus->priv, addr, devad, reg);
>  }
>
>  static int mdio_write(struct mii_dev *mii_bus, int addr, int devad, int reg,
>                       u16 val)
>  {
> -       struct udevice *dev = mii_bus->priv;
> -
> -       return mdio_get_ops(dev)->write(dev, addr, devad, reg, val);
> +       return dm_mdio_write(mii_bus->priv, addr, devad, reg, val);
>  }
>
>  static int mdio_reset(struct mii_dev *mii_bus)
>  {
> -       struct udevice *dev = mii_bus->priv;
> -
> -       if (mdio_get_ops(dev)->reset)
> -               return mdio_get_ops(dev)->reset(dev);
> -       else
> -               return 0;
> +       return dm_mdio_reset(mii_bus->priv);
>  }
>
>  static int dm_mdio_post_probe(struct udevice *dev)
> @@ -135,10 +126,8 @@ static int dm_mdio_post_probe(struct udevice *dev)
>  static int dm_mdio_pre_remove(struct udevice *dev)
>  {
>         struct mdio_perdev_priv *pdata = dev_get_uclass_priv(dev);
> -       struct mdio_ops *ops = mdio_get_ops(dev);
>
> -       if (ops->reset)
> -               ops->reset(dev);
> +       dm_mdio_reset(dev);
>         mdio_unregister(pdata->mii_bus);
>         mdio_free(pdata->mii_bus);
>
> diff --git a/test/dm/mdio.c b/test/dm/mdio.c
> index 64347e1275..f863c52645 100644
> --- a/test/dm/mdio.c
> +++ b/test/dm/mdio.c
> @@ -38,18 +38,18 @@ static int dm_test_mdio(struct unit_test_state *uts)
>         ut_assertnonnull(ops->read);
>         ut_assertnonnull(ops->write);
>
> -       ut_assertok(ops->write(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                              SANDBOX_PHY_REG, TEST_REG_VALUE));
> -       reg = ops->read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                       SANDBOX_PHY_REG);
> +       ut_assertok(dm_mdio_write(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                                 SANDBOX_PHY_REG, TEST_REG_VALUE));
> +       reg = dm_mdio_read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                          SANDBOX_PHY_REG);
>         ut_asserteq(reg, TEST_REG_VALUE);
>
> -       ut_assert(ops->read(dev, SANDBOX_PHY_ADDR + 1, MDIO_DEVAD_NONE,
> -                           SANDBOX_PHY_REG) != 0);
> +       ut_assert(dm_mdio_read(dev, SANDBOX_PHY_ADDR + 1, MDIO_DEVAD_NONE,
> +                              SANDBOX_PHY_REG) != 0);
>
> -       ut_assertok(ops->reset(dev));
> -       reg = ops->read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                       SANDBOX_PHY_REG);
> +       ut_assertok(dm_mdio_reset(dev));
> +       reg = dm_mdio_read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                          SANDBOX_PHY_REG);
>         ut_asserteq(reg, 0);
>
>         return 0;
> diff --git a/test/dm/mdio_mux.c b/test/dm/mdio_mux.c
> index 950f385d17..bfe3518221 100644
> --- a/test/dm/mdio_mux.c
> +++ b/test/dm/mdio_mux.c
> @@ -57,22 +57,22 @@ static int dm_test_mdio_mux(struct unit_test_state *uts)
>          * is selected to the selection #.  Just reading that register from
>          * either of the child buses should return the id of the child bus
>          */
> -       reg = ops->read(mdio_ch0, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                       SANDBOX_PHY_REG_CNT - 1);
> +       reg = dm_mdio_read(mdio_ch0, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                          SANDBOX_PHY_REG_CNT - 1);
>         ut_asserteq(reg, 0);
>
> -       reg = ops->read(mdio_ch1, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                       SANDBOX_PHY_REG_CNT - 1);
> +       reg = dm_mdio_read(mdio_ch1, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                          SANDBOX_PHY_REG_CNT - 1);
>         ut_asserteq(reg, 1);
>
>         mmops->select(mux, MDIO_MUX_SELECT_NONE, 5);
> -       reg = ops_parent->read(mdio, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                       SANDBOX_PHY_REG_CNT - 1);
> +       reg = dm_mdio_read(mdio, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                          SANDBOX_PHY_REG_CNT - 1);
>         ut_asserteq(reg, 5);
>
>         mmops->deselect(mux, 5);
> -       reg = ops_parent->read(mdio, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> -                       SANDBOX_PHY_REG_CNT - 1);
> +       reg = dm_mdio_read(mdio, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
> +                          SANDBOX_PHY_REG_CNT - 1);
>         ut_asserteq(reg, (u16)MDIO_MUX_SELECT_NONE);
>
>         return 0;
> --
> 2.34.1
>
Reviewed-by: Ramon Fried <rfried.dev at gmail.com>


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