On Sun, Mar 19, 2023 at 7:05 PM Marek Vasut
<[email protected]> wrote:
>
> The static phy_drivers list is superseded by linker list of struct phy_drivers
> now that all drivers have been converted to the later. Drop the phy_drivers
> list as well as list_head from struct phy_driver.
>
> Signed-off-by: Marek Vasut <[email protected]>
> ---
> Cc: "Ariel D'Alessandro" <[email protected]>
> Cc: "Cédric Le Goater" <[email protected]>
> Cc: "Marek Behún" <[email protected]>
> Cc: Alex Nemirovsky <[email protected]>
> Cc: Haolin Li <[email protected]>
> Cc: Heinrich Schuchardt <[email protected]>
> Cc: Joe Hershberger <[email protected]>
> Cc: Joel Stanley <[email protected]>
> Cc: Josua Mayer <[email protected]>
> Cc: Marek Vasut <[email protected]>
> Cc: Michael Trimarchi <[email protected]>
> Cc: Michal Simek <[email protected]>
> Cc: Nate Drude <[email protected]>
> Cc: Neil Armstrong <[email protected]>
> Cc: Radu Pirea <[email protected]>
> Cc: Ramon Fried <[email protected]>
> Cc: Samuel Mendoza-Jonas <[email protected]>
> Cc: Stefan Roese <[email protected]>
> Cc: T Karthik Reddy <[email protected]>
> Cc: Tim Harvey <[email protected]>
> Cc: Vladimir Oltean <[email protected]>
> Cc: [email protected]
> ---
>  drivers/net/phy/phy.c | 26 ++------------------------
>  include/phy.h         |  2 --
>  2 files changed, 2 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
> index bd9c576f459..f4aa1f664cb 100644
> --- a/drivers/net/phy/phy.c
> +++ b/drivers/net/phy/phy.c
> @@ -463,8 +463,6 @@ U_BOOT_PHY_DRIVER(genphy) = {
>         .shutdown       = genphy_shutdown,
>  };
>
> -static LIST_HEAD(phy_drivers);
> -
>  #ifdef CONFIG_NEEDS_MANUAL_RELOC
>  static void phy_drv_reloc(struct phy_driver *drv)
>  {
> @@ -493,16 +491,6 @@ int phy_init(void)
>         const int ll_n_ents = ll_entry_count(struct phy_driver, phy_driver);
>         struct phy_driver *drv, *ll_entry;
>
> -       /*
> -        * The pointers inside phy_drivers also needs to be updated incase of
> -        * manual reloc, without which these points to some invalid
> -        * pre reloc address and leads to invalid accesses, hangs.
> -        */
> -       struct list_head *head = &phy_drivers;
> -
> -       head->next = (void *)head->next + gd->reloc_off;
> -       head->prev = (void *)head->prev + gd->reloc_off;
> -
>         /* Perform manual relocation on linker list based PHY drivers */
>         ll_entry = ll_entry_start(struct phy_driver, phy_driver);
>         for (drv = ll_entry; drv != ll_entry + ll_n_ents; drv++)
> @@ -514,9 +502,6 @@ int phy_init(void)
>
>  int phy_register(struct phy_driver *drv)
>  {
> -       INIT_LIST_HEAD(&drv->list);
> -       list_add_tail(&drv->list, &phy_drivers);
> -
>  #ifdef CONFIG_NEEDS_MANUAL_RELOC
>         phy_drv_reloc(drv);
>  #endif
> @@ -575,16 +560,9 @@ static struct phy_driver *generic_for_phy(struct 
> phy_device *phydev)
>  static struct phy_driver *get_phy_driver(struct phy_device *phydev)
>  {
>         const int ll_n_ents = ll_entry_count(struct phy_driver, phy_driver);
> -       struct phy_driver *ll_entry;
> -       struct list_head *entry;
>         int phy_id = phydev->phy_id;
> -       struct phy_driver *drv = NULL;
> -
> -       list_for_each(entry, &phy_drivers) {
> -               drv = list_entry(entry, struct phy_driver, list);
> -               if ((drv->uid & drv->mask) == (phy_id & drv->mask))
> -                       return drv;
> -       }
> +       struct phy_driver *ll_entry;
> +       struct phy_driver *drv;
>
>         ll_entry = ll_entry_start(struct phy_driver, phy_driver);
>         for (drv = ll_entry; drv != ll_entry + ll_n_ents; drv++)
> diff --git a/include/phy.h b/include/phy.h
> index 5f4967cb150..5e8ae5e29aa 100644
> --- a/include/phy.h
> +++ b/include/phy.h
> @@ -125,8 +125,6 @@ struct phy_driver {
>         int (*write_mmd)(struct phy_device *phydev, int devad, int reg,
>                          u16 val);
>
> -       struct list_head list;
> -
>         /* driver private data */
>         ulong data;
>  };
> --
> 2.39.2
>
Reviewed-by: Ramon Fried <[email protected]>

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