From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Prashant Malani <pmalani@chromium.org>,
linux-acpi@vger.kernel.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v5 5/5] usb: Remove usb_for_each_port()
Date: Thu, 23 Dec 2021 11:24:32 +0300 [thread overview]
Message-ID: <20211223082432.45653-1-heikki.krogerus@linux.intel.com> (raw)
In-Reply-To: <20211223081620.45479-1-heikki.krogerus@linux.intel.com>
There are no more users for the function.
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
---
drivers/usb/core/usb.c | 46 ------------------------------------------
include/linux/usb.h | 9 ---------
2 files changed, 55 deletions(-)
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 62368c4ed37af..2ce3667ec6fae 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -398,52 +398,6 @@ int usb_for_each_dev(void *data, int (*fn)(struct usb_device *, void *))
}
EXPORT_SYMBOL_GPL(usb_for_each_dev);
-struct each_hub_arg {
- void *data;
- int (*fn)(struct device *, void *);
-};
-
-static int __each_hub(struct usb_device *hdev, void *data)
-{
- struct each_hub_arg *arg = (struct each_hub_arg *)data;
- struct usb_hub *hub;
- int ret = 0;
- int i;
-
- hub = usb_hub_to_struct_hub(hdev);
- if (!hub)
- return 0;
-
- mutex_lock(&usb_port_peer_mutex);
-
- for (i = 0; i < hdev->maxchild; i++) {
- ret = arg->fn(&hub->ports[i]->dev, arg->data);
- if (ret)
- break;
- }
-
- mutex_unlock(&usb_port_peer_mutex);
-
- return ret;
-}
-
-/**
- * usb_for_each_port - interate over all USB ports in the system
- * @data: data pointer that will be handed to the callback function
- * @fn: callback function to be called for each USB port
- *
- * Iterate over all USB ports and call @fn for each, passing it @data. If it
- * returns anything other than 0, we break the iteration prematurely and return
- * that value.
- */
-int usb_for_each_port(void *data, int (*fn)(struct device *, void *))
-{
- struct each_hub_arg arg = {data, fn};
-
- return usb_for_each_dev(&arg, __each_hub);
-}
-EXPORT_SYMBOL_GPL(usb_for_each_port);
-
/**
* usb_release_dev - free a usb device structure when all users of it are finished.
* @dev: device that's been disconnected
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 7ccaa76a9a968..200b7b79acb56 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -875,15 +875,6 @@ extern struct usb_host_interface *usb_find_alt_setting(
unsigned int iface_num,
unsigned int alt_num);
-#if IS_REACHABLE(CONFIG_USB)
-int usb_for_each_port(void *data, int (*fn)(struct device *, void *));
-#else
-static inline int usb_for_each_port(void *data, int (*fn)(struct device *, void *))
-{
- return 0;
-}
-#endif
-
/* port claiming functions */
int usb_hub_claim_port(struct usb_device *hdev, unsigned port1,
struct usb_dev_state *owner);
--
2.34.1
next prev parent reply other threads:[~2021-12-23 8:24 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-23 8:16 [PATCH v5 0/5] acpi: Store _PLD information and convert users Heikki Krogerus
2021-12-23 8:16 ` [PATCH v5 1/5] acpi: Export acpi_bus_type Heikki Krogerus
2021-12-23 8:16 ` [PATCH v5 2/5] acpi: Store CRC-32 hash of the _PLD in struct acpi_device Heikki Krogerus
2022-01-30 16:41 ` Guenter Roeck
2021-12-23 8:23 ` [PATCH v5 3/5] usb: Link the ports to the connectors they are attached to Heikki Krogerus
2021-12-23 8:24 ` [PATCH v5 4/5] usb: typec: port-mapper: Convert to the component framework Heikki Krogerus
2022-01-25 14:00 ` 'Re: [PATCH v5 4/5] usb: typec: port-mapper: Convert to the component framework' Mike Lothian
2022-01-25 14:10 ` Mike Lothian
2022-01-25 14:32 ` Heikki Krogerus
2022-01-25 15:11 ` Mike Lothian
2021-12-23 8:24 ` Heikki Krogerus [this message]
2021-12-27 16:18 ` [PATCH v5 0/5] acpi: Store _PLD information and convert users Rafael J. Wysocki
2021-12-30 11:11 ` Greg Kroah-Hartman
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