Re: [PATCH] i3c: Remove unused i3c_device_do_setdasa

[Alexandre Belloni <alexandre.belloni@bootlin.com>]

Hello,

On 21/12/2024 14:34:18+0000, linux@treblig.org wrote:
> From: "Dr. David Alan Gilbert" <linux@treblig.org>
> 
> i3c_device_do_setdasa() was added in 2022 as part of
> commit 672825cd2823 ("i3c: export SETDASA method")
> 
> but has been unused.
> 
> It calls i3c_dev_setdasa_locked() which is now also unused.
> 
> Remove them both.
> (This is effectively a revert of 672825cd2823).
> 


Yeah, i guess this just means that we didn't see the device driver yet.
I'm going to keep those function around for now.

> Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
> ---
>  drivers/i3c/device.c       | 20 --------------------
>  drivers/i3c/internals.h    |  1 -
>  drivers/i3c/master.c       | 19 -------------------
>  include/linux/i3c/device.h |  2 --
>  4 files changed, 42 deletions(-)
> 
> diff --git a/drivers/i3c/device.c b/drivers/i3c/device.c
> index e80e48756914..984976f28314 100644
> --- a/drivers/i3c/device.c
> +++ b/drivers/i3c/device.c
> @@ -54,26 +54,6 @@ int i3c_device_do_priv_xfers(struct i3c_device *dev,
>  }
>  EXPORT_SYMBOL_GPL(i3c_device_do_priv_xfers);
>  
> -/**
> - * i3c_device_do_setdasa() - do I3C dynamic address assignement with
> - *                           static address
> - *
> - * @dev: device with which the DAA should be done
> - *
> - * Return: 0 in case of success, a negative error core otherwise.
> - */
> -int i3c_device_do_setdasa(struct i3c_device *dev)
> -{
> -	int ret;
> -
> -	i3c_bus_normaluse_lock(dev->bus);
> -	ret = i3c_dev_setdasa_locked(dev->desc);
> -	i3c_bus_normaluse_unlock(dev->bus);
> -
> -	return ret;
> -}
> -EXPORT_SYMBOL_GPL(i3c_device_do_setdasa);
> -
>  /**
>   * i3c_device_get_info() - get I3C device information
>   *
> diff --git a/drivers/i3c/internals.h b/drivers/i3c/internals.h
> index 433f6088b7ce..842e1a865877 100644
> --- a/drivers/i3c/internals.h
> +++ b/drivers/i3c/internals.h
> @@ -13,7 +13,6 @@
>  void i3c_bus_normaluse_lock(struct i3c_bus *bus);
>  void i3c_bus_normaluse_unlock(struct i3c_bus *bus);
>  
> -int i3c_dev_setdasa_locked(struct i3c_dev_desc *dev);
>  int i3c_dev_do_priv_xfers_locked(struct i3c_dev_desc *dev,
>  				 struct i3c_priv_xfer *xfers,
>  				 int nxfers);
> diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
> index 42310c9a00c2..000187339400 100644
> --- a/drivers/i3c/master.c
> +++ b/drivers/i3c/master.c
> @@ -2916,25 +2916,6 @@ void i3c_master_unregister(struct i3c_master_controller *master)
>  }
>  EXPORT_SYMBOL_GPL(i3c_master_unregister);
>  
> -int i3c_dev_setdasa_locked(struct i3c_dev_desc *dev)
> -{
> -	struct i3c_master_controller *master;
> -
> -	if (!dev)
> -		return -ENOENT;
> -
> -	master = i3c_dev_get_master(dev);
> -	if (!master)
> -		return -EINVAL;
> -
> -	if (!dev->boardinfo || !dev->boardinfo->init_dyn_addr ||
> -		!dev->boardinfo->static_addr)
> -		return -EINVAL;
> -
> -	return i3c_master_setdasa_locked(master, dev->info.static_addr,
> -						dev->boardinfo->init_dyn_addr);
> -}
> -
>  int i3c_dev_do_priv_xfers_locked(struct i3c_dev_desc *dev,
>  				 struct i3c_priv_xfer *xfers,
>  				 int nxfers)
> diff --git a/include/linux/i3c/device.h b/include/linux/i3c/device.h
> index 0a8a44ac2f02..f4e924c179d7 100644
> --- a/include/linux/i3c/device.h
> +++ b/include/linux/i3c/device.h
> @@ -301,8 +301,6 @@ int i3c_device_do_priv_xfers(struct i3c_device *dev,
>  			     struct i3c_priv_xfer *xfers,
>  			     int nxfers);
>  
> -int i3c_device_do_setdasa(struct i3c_device *dev);
> -
>  void i3c_device_get_info(const struct i3c_device *dev, struct i3c_device_info *info);
>  
>  struct i3c_ibi_payload {
> -- 
> 2.47.1
> 

-- 
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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