Re: [PATCH v1 2/2] usb: typec: mux: Remove alt mode parameters from the API

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On Wed, May 24, 2023 at 03:29:01PM +0300, Heikki Krogerus wrote:
> The alt mode descriptor parameters are not used anymore.
> 
> Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> Cc: Prashant Malani <pmalani@xxxxxxxxxxxx>
> Cc: Benson Leung <bleung@xxxxxxxxxxxx>
> Cc: Bjorn Andersson <andersson@xxxxxxxxxx>

Reviewed-by: Bjorn Andersson <andersson@xxxxxxxxxx>
Tested-by: Bjorn Andersson <andersson@xxxxxxxxxx> #pmic_glink_altmode

Regards,
Bjorn

> ---
>  drivers/platform/chrome/cros_ec_typec.c |  2 +-
>  drivers/soc/qcom/pmic_glink_altmode.c   |  5 +----
>  drivers/usb/typec/class.c               |  4 ++--
>  drivers/usb/typec/mux.c                 |  6 ++----
>  include/linux/usb/typec_mux.h           | 11 ++++-------
>  5 files changed, 10 insertions(+), 18 deletions(-)
> 
> diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
> index a673c33424706..25f9767c28e82 100644
> --- a/drivers/platform/chrome/cros_ec_typec.c
> +++ b/drivers/platform/chrome/cros_ec_typec.c
> @@ -77,7 +77,7 @@ static int cros_typec_get_switch_handles(struct cros_typec_port *port,
>  {
>  	int ret = 0;
>  
> -	port->mux = fwnode_typec_mux_get(fwnode, NULL);
> +	port->mux = fwnode_typec_mux_get(fwnode);
>  	if (IS_ERR(port->mux)) {
>  		ret = PTR_ERR(port->mux);
>  		dev_dbg(dev, "Mux handle not found: %d.\n", ret);
> diff --git a/drivers/soc/qcom/pmic_glink_altmode.c b/drivers/soc/qcom/pmic_glink_altmode.c
> index 4d7895bdeaf2f..df48fbea4b686 100644
> --- a/drivers/soc/qcom/pmic_glink_altmode.c
> +++ b/drivers/soc/qcom/pmic_glink_altmode.c
> @@ -369,7 +369,6 @@ static int pmic_glink_altmode_probe(struct auxiliary_device *adev,
>  {
>  	struct pmic_glink_altmode_port *alt_port;
>  	struct pmic_glink_altmode *altmode;
> -	struct typec_altmode_desc mux_desc = {};
>  	const struct of_device_id *match;
>  	struct fwnode_handle *fwnode;
>  	struct device *dev = &adev->dev;
> @@ -427,9 +426,7 @@ static int pmic_glink_altmode_probe(struct auxiliary_device *adev,
>  		alt_port->dp_alt.mode = USB_TYPEC_DP_MODE;
>  		alt_port->dp_alt.active = 1;
>  
> -		mux_desc.svid = USB_TYPEC_DP_SID;
> -		mux_desc.mode = USB_TYPEC_DP_MODE;
> -		alt_port->typec_mux = fwnode_typec_mux_get(fwnode, &mux_desc);
> +		alt_port->typec_mux = fwnode_typec_mux_get(fwnode);
>  		if (IS_ERR(alt_port->typec_mux))
>  			return dev_err_probe(dev, PTR_ERR(alt_port->typec_mux),
>  					     "failed to acquire mode-switch for port: %d\n",
> diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
> index 349cc2030c903..faa184ae3dac8 100644
> --- a/drivers/usb/typec/class.c
> +++ b/drivers/usb/typec/class.c
> @@ -2110,7 +2110,7 @@ typec_port_register_altmode(struct typec_port *port,
>  	struct typec_mux *mux;
>  	struct typec_retimer *retimer;
>  
> -	mux = typec_mux_get(&port->dev, desc);
> +	mux = typec_mux_get(&port->dev);
>  	if (IS_ERR(mux))
>  		return ERR_CAST(mux);
>  
> @@ -2274,7 +2274,7 @@ struct typec_port *typec_register_port(struct device *parent,
>  		return ERR_PTR(ret);
>  	}
>  
> -	port->mux = typec_mux_get(&port->dev, NULL);
> +	port->mux = typec_mux_get(&port->dev);
>  	if (IS_ERR(port->mux)) {
>  		ret = PTR_ERR(port->mux);
>  		put_device(&port->dev);
> diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c
> index 089c2fd478318..a29945e2eb077 100644
> --- a/drivers/usb/typec/mux.c
> +++ b/drivers/usb/typec/mux.c
> @@ -287,15 +287,13 @@ static void *typec_mux_match(const struct fwnode_handle *fwnode,
>  /**
>   * fwnode_typec_mux_get - Find USB Type-C Multiplexer
>   * @fwnode: The caller device node
> - * @desc: Alt Mode description
>   *
>   * Finds a mux linked to the caller. This function is primarily meant for the
>   * Type-C drivers. Returns a reference to the mux on success, NULL if no
>   * matching connection was found, or ERR_PTR(-EPROBE_DEFER) when a connection
>   * was found but the mux has not been enumerated yet.
>   */
> -struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode,
> -				       const struct typec_altmode_desc *desc)
> +struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode)
>  {
>  	struct typec_mux_dev *mux_devs[TYPEC_MUX_MAX_DEVS];
>  	struct typec_mux *mux;
> @@ -308,7 +306,7 @@ struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode,
>  		return ERR_PTR(-ENOMEM);
>  
>  	count = fwnode_connection_find_matches(fwnode, "mode-switch",
> -					       (void *)desc, typec_mux_match,
> +					       NULL, typec_mux_match,
>  					       (void **)mux_devs,
>  					       ARRAY_SIZE(mux_devs));
>  	if (count <= 0) {
> diff --git a/include/linux/usb/typec_mux.h b/include/linux/usb/typec_mux.h
> index 9292f0e078464..11bfa314529fd 100644
> --- a/include/linux/usb/typec_mux.h
> +++ b/include/linux/usb/typec_mux.h
> @@ -60,8 +60,7 @@ struct typec_mux_desc {
>  
>  #if IS_ENABLED(CONFIG_TYPEC)
>  
> -struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode,
> -				       const struct typec_altmode_desc *desc);
> +struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode);
>  void typec_mux_put(struct typec_mux *mux);
>  int typec_mux_set(struct typec_mux *mux, struct typec_mux_state *state);
>  
> @@ -74,8 +73,7 @@ void *typec_mux_get_drvdata(struct typec_mux_dev *mux);
>  
>  #else
>  
> -static inline struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode,
> -				       const struct typec_altmode_desc *desc)
> +static inline struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode);
>  {
>  	return NULL;
>  }
> @@ -102,10 +100,9 @@ static inline void *typec_mux_get_drvdata(struct typec_mux_dev *mux)
>  
>  #endif /* CONFIG_TYPEC */
>  
> -static inline struct typec_mux *
> -typec_mux_get(struct device *dev, const struct typec_altmode_desc *desc)
> +static inline struct typec_mux *typec_mux_get(struct device *dev)
>  {
> -	return fwnode_typec_mux_get(dev_fwnode(dev), desc);
> +	return fwnode_typec_mux_get(dev_fwnode(dev));
>  }
>  
>  #endif /* __USB_TYPEC_MUX */
> -- 
> 2.39.2
> 



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