[PATCH v2 2/2] usb: typec: mux: Remove alt mode parameters from the API

From: Heikki Krogerus
Date: Fri May 26 2023 - 09:14:44 EST


The alt mode descriptor parameters are not used anymore.

Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
Reviewed-by: Bjorn Andersson <andersson@xxxxxxxxxx>
Tested-by: Bjorn Andersson <andersson@xxxxxxxxxx>
Acked-by: Prashant Malani <pmalani@xxxxxxxxxxxx>
---
v2: No changes. Adding the Acked-by a Reviewed-by tags.

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 f2eee6322815d..80dd91938d960 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