summaryrefslogtreecommitdiff
path: root/include/linux
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/acpi.h4
-rw-r--r--include/linux/cacheinfo.h13
-rw-r--r--include/linux/container_of.h2
-rw-r--r--include/linux/device.h7
-rw-r--r--include/linux/device/bus.h97
-rw-r--r--include/linux/device/driver.h1
-rw-r--r--include/linux/dma-map-ops.h2
-rw-r--r--include/linux/firewire.h15
-rw-r--r--include/linux/fwnode.h12
-rw-r--r--include/linux/hyperv.h5
-rw-r--r--include/linux/i3c/device.h22
-rw-r--r--include/linux/kobject.h2
-rw-r--r--include/linux/mcb.h5
-rw-r--r--include/linux/of_device.h4
-rw-r--r--include/linux/platform_device.h11
-rw-r--r--include/linux/property.h9
-rw-r--r--include/linux/soundwire/sdw_type.h2
-rw-r--r--include/linux/spi/spi.h2
-rw-r--r--include/linux/ssb/ssb.h2
-rw-r--r--include/linux/surface_aggregator/device.h5
-rw-r--r--include/linux/transport_class.h8
-rw-r--r--include/linux/virtio.h5
22 files changed, 121 insertions, 114 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 4b12dad5a8a4..efff750f326d 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -723,7 +723,7 @@ const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
const void *acpi_device_get_match_data(const struct device *dev);
extern bool acpi_driver_match_device(struct device *dev,
const struct device_driver *drv);
-int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
+int acpi_device_uevent_modalias(const struct device *, struct kobj_uevent_env *);
int acpi_device_modalias(struct device *, char *, int);
struct platform_device *acpi_create_platform_device(struct acpi_device *,
@@ -973,7 +973,7 @@ static inline union acpi_object *acpi_evaluate_dsm_typed(acpi_handle handle,
return NULL;
}
-static inline int acpi_device_uevent_modalias(struct device *dev,
+static inline int acpi_device_uevent_modalias(const struct device *dev,
struct kobj_uevent_env *env)
{
return -ENODEV;
diff --git a/include/linux/cacheinfo.h b/include/linux/cacheinfo.h
index 00b7a6ae8617..908e19d17f49 100644
--- a/include/linux/cacheinfo.h
+++ b/include/linux/cacheinfo.h
@@ -80,26 +80,31 @@ struct cpu_cacheinfo {
struct cpu_cacheinfo *get_cpu_cacheinfo(unsigned int cpu);
int init_cache_level(unsigned int cpu);
+int init_of_cache_level(unsigned int cpu);
int populate_cache_leaves(unsigned int cpu);
int cache_setup_acpi(unsigned int cpu);
bool last_level_cache_is_valid(unsigned int cpu);
bool last_level_cache_is_shared(unsigned int cpu_x, unsigned int cpu_y);
+int fetch_cache_info(unsigned int cpu);
int detect_cache_attributes(unsigned int cpu);
#ifndef CONFIG_ACPI_PPTT
/*
- * acpi_find_last_cache_level is only called on ACPI enabled
+ * acpi_get_cache_info() is only called on ACPI enabled
* platforms using the PPTT for topology. This means that if
* the platform supports other firmware configuration methods
* we need to stub out the call when ACPI is disabled.
* ACPI enabled platforms not using PPTT won't be making calls
* to this function so we need not worry about them.
*/
-static inline int acpi_find_last_cache_level(unsigned int cpu)
+static inline
+int acpi_get_cache_info(unsigned int cpu,
+ unsigned int *levels, unsigned int *split_levels)
{
- return 0;
+ return -ENOENT;
}
#else
-int acpi_find_last_cache_level(unsigned int cpu);
+int acpi_get_cache_info(unsigned int cpu,
+ unsigned int *levels, unsigned int *split_levels);
#endif
const struct attribute_group *cache_get_priv_group(struct cacheinfo *this_leaf);
diff --git a/include/linux/container_of.h b/include/linux/container_of.h
index 1d898f9158b4..713890c867be 100644
--- a/include/linux/container_of.h
+++ b/include/linux/container_of.h
@@ -3,7 +3,7 @@
#define _LINUX_CONTAINER_OF_H
#include <linux/build_bug.h>
-#include <linux/err.h>
+#include <linux/stddef.h>
#define typeof_member(T, m) typeof(((T*)0)->m)
diff --git a/include/linux/device.h b/include/linux/device.h
index 44e3acae7b36..1508e637bb26 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -88,8 +88,8 @@ int subsys_virtual_register(struct bus_type *subsys,
struct device_type {
const char *name;
const struct attribute_group **groups;
- int (*uevent)(struct device *dev, struct kobj_uevent_env *env);
- char *(*devnode)(struct device *dev, umode_t *mode,
+ int (*uevent)(const struct device *dev, struct kobj_uevent_env *env);
+ char *(*devnode)(const struct device *dev, umode_t *mode,
kuid_t *uid, kgid_t *gid);
void (*release)(struct device *dev);
@@ -328,6 +328,7 @@ enum device_link_state {
#define DL_FLAG_MANAGED BIT(6)
#define DL_FLAG_SYNC_STATE_ONLY BIT(7)
#define DL_FLAG_INFERRED BIT(8)
+#define DL_FLAG_CYCLE BIT(9)
/**
* enum dl_dev_state - Device driver presence tracking information.
@@ -907,8 +908,6 @@ int device_rename(struct device *dev, const char *new_name);
int device_move(struct device *dev, struct device *new_parent,
enum dpm_order dpm_order);
int device_change_owner(struct device *dev, kuid_t kuid, kgid_t kgid);
-const char *device_get_devnode(struct device *dev, umode_t *mode, kuid_t *uid,
- kgid_t *gid, const char **tmp);
int device_is_dependent(struct device *dev, void *target);
static inline bool device_supports_offline(struct device *dev)
diff --git a/include/linux/device/bus.h b/include/linux/device/bus.h
index d8b29ccd07e5..6ce32ef4b8fd 100644
--- a/include/linux/device/bus.h
+++ b/include/linux/device/bus.h
@@ -66,8 +66,6 @@ struct fwnode_handle;
* @iommu_ops: IOMMU specific operations for this bus, used to attach IOMMU
* driver implementations to a bus and allow the driver to do
* bus-specific setup
- * @p: The private data of the driver core, only the driver core can
- * touch this.
* @lock_key: Lock class key for use by the lock validator
* @need_parent_lock: When probing or removing a device on this bus, the
* device core should lock the device's parent.
@@ -90,7 +88,7 @@ struct bus_type {
const struct attribute_group **drv_groups;
int (*match)(struct device *dev, struct device_driver *drv);
- int (*uevent)(struct device *dev, struct kobj_uevent_env *env);
+ int (*uevent)(const struct device *dev, struct kobj_uevent_env *env);
int (*probe)(struct device *dev);
void (*sync_state)(struct device *dev);
void (*remove)(struct device *dev);
@@ -111,15 +109,12 @@ struct bus_type {
const struct iommu_ops *iommu_ops;
- struct subsys_private *p;
- struct lock_class_key lock_key;
-
bool need_parent_lock;
};
extern int __must_check bus_register(struct bus_type *bus);
-extern void bus_unregister(struct bus_type *bus);
+extern void bus_unregister(const struct bus_type *bus);
extern int __must_check bus_rescan_devices(struct bus_type *bus);
@@ -136,9 +131,8 @@ struct bus_attribute {
#define BUS_ATTR_WO(_name) \
struct bus_attribute bus_attr_##_name = __ATTR_WO(_name)
-extern int __must_check bus_create_file(struct bus_type *,
- struct bus_attribute *);
-extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
+int __must_check bus_create_file(const struct bus_type *bus, struct bus_attribute *attr);
+void bus_remove_file(const struct bus_type *bus, struct bus_attribute *attr);
/* Generic device matching functions that all busses can use to match with */
int device_match_name(struct device *dev, const void *name);
@@ -150,20 +144,9 @@ int device_match_acpi_handle(struct device *dev, const void *handle);
int device_match_any(struct device *dev, const void *unused);
/* iterator helpers for buses */
-struct subsys_dev_iter {
- struct klist_iter ki;
- const struct device_type *type;
-};
-void subsys_dev_iter_init(struct subsys_dev_iter *iter,
- struct bus_type *subsys,
- struct device *start,
- const struct device_type *type);
-struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter);
-void subsys_dev_iter_exit(struct subsys_dev_iter *iter);
-
-int bus_for_each_dev(struct bus_type *bus, struct device *start, void *data,
+int bus_for_each_dev(const struct bus_type *bus, struct device *start, void *data,
int (*fn)(struct device *dev, void *data));
-struct device *bus_find_device(struct bus_type *bus, struct device *start,
+struct device *bus_find_device(const struct bus_type *bus, struct device *start,
const void *data,
int (*match)(struct device *dev, const void *data));
/**
@@ -173,7 +156,7 @@ struct device *bus_find_device(struct bus_type *bus, struct device *start,
* @start: Device to begin with
* @name: name of the device to match
*/
-static inline struct device *bus_find_device_by_name(struct bus_type *bus,
+static inline struct device *bus_find_device_by_name(const struct bus_type *bus,
struct device *start,
const char *name)
{
@@ -187,7 +170,7 @@ static inline struct device *bus_find_device_by_name(struct bus_type *bus,
* @np: of_node of the device to match.
*/
static inline struct device *
-bus_find_device_by_of_node(struct bus_type *bus, const struct device_node *np)
+bus_find_device_by_of_node(const struct bus_type *bus, const struct device_node *np)
{
return bus_find_device(bus, NULL, np, device_match_of_node);
}
@@ -199,7 +182,7 @@ bus_find_device_by_of_node(struct bus_type *bus, const struct device_node *np)
* @fwnode: fwnode of the device to match.
*/
static inline struct device *
-bus_find_device_by_fwnode(struct bus_type *bus, const struct fwnode_handle *fwnode)
+bus_find_device_by_fwnode(const struct bus_type *bus, const struct fwnode_handle *fwnode)
{
return bus_find_device(bus, NULL, fwnode, device_match_fwnode);
}
@@ -210,7 +193,7 @@ bus_find_device_by_fwnode(struct bus_type *bus, const struct fwnode_handle *fwno
* @bus: bus type
* @devt: device type of the device to match.
*/
-static inline struct device *bus_find_device_by_devt(struct bus_type *bus,
+static inline struct device *bus_find_device_by_devt(const struct bus_type *bus,
dev_t devt)
{
return bus_find_device(bus, NULL, &devt, device_match_devt);
@@ -223,7 +206,7 @@ static inline struct device *bus_find_device_by_devt(struct bus_type *bus,
* @cur: device to begin the search with.
*/
static inline struct device *
-bus_find_next_device(struct bus_type *bus,struct device *cur)
+bus_find_next_device(const struct bus_type *bus,struct device *cur)
{
return bus_find_device(bus, cur, NULL, device_match_any);
}
@@ -238,21 +221,19 @@ struct acpi_device;
* @adev: ACPI COMPANION device to match.
*/
static inline struct device *
-bus_find_device_by_acpi_dev(struct bus_type *bus, const struct acpi_device *adev)
+bus_find_device_by_acpi_dev(const struct bus_type *bus, const struct acpi_device *adev)
{
return bus_find_device(bus, NULL, adev, device_match_acpi_dev);
}
#else
static inline struct device *
-bus_find_device_by_acpi_dev(struct bus_type *bus, const void *adev)
+bus_find_device_by_acpi_dev(const struct bus_type *bus, const void *adev)
{
return NULL;
}
#endif
-struct device *subsys_find_device_by_id(struct bus_type *bus, unsigned int id,
- struct device *hint);
-int bus_for_each_drv(struct bus_type *bus, struct device_driver *start,
+int bus_for_each_drv(const struct bus_type *bus, struct device_driver *start,
void *data, int (*fn)(struct device_driver *, void *));
void bus_sort_breadthfirst(struct bus_type *bus,
int (*compare)(const struct device *a,
@@ -265,28 +246,42 @@ void bus_sort_breadthfirst(struct bus_type *bus,
*/
struct notifier_block;
-extern int bus_register_notifier(struct bus_type *bus,
+extern int bus_register_notifier(const struct bus_type *bus,
struct notifier_block *nb);
-extern int bus_unregister_notifier(struct bus_type *bus,
+extern int bus_unregister_notifier(const struct bus_type *bus,
struct notifier_block *nb);
-/* All 4 notifers below get called with the target struct device *
- * as an argument. Note that those functions are likely to be called
- * with the device lock held in the core, so be careful.
+/**
+ * enum bus_notifier_event - Bus Notifier events that have happened
+ * @BUS_NOTIFY_ADD_DEVICE: device is added to this bus
+ * @BUS_NOTIFY_DEL_DEVICE: device is about to be removed from this bus
+ * @BUS_NOTIFY_REMOVED_DEVICE: device is successfully removed from this bus
+ * @BUS_NOTIFY_BIND_DRIVER: a driver is about to be bound to this device on this bus
+ * @BUS_NOTIFY_BOUND_DRIVER: a driver is successfully bound to this device on this bus
+ * @BUS_NOTIFY_UNBIND_DRIVER: a driver is about to be unbound from this device on this bus
+ * @BUS_NOTIFY_UNBOUND_DRIVER: a driver is successfully unbound from this device on this bus
+ * @BUS_NOTIFY_DRIVER_NOT_BOUND: a driver failed to be bound to this device on this bus
+ *
+ * These are the value passed to a bus notifier when a specific event happens.
+ *
+ * Note that bus notifiers are likely to be called with the device lock already
+ * held by the driver core, so be careful in any notifier callback as to what
+ * you do with the device structure.
+ *
+ * All bus notifiers are called with the target struct device * as an argument.
*/
-#define BUS_NOTIFY_ADD_DEVICE 0x00000001 /* device added */
-#define BUS_NOTIFY_DEL_DEVICE 0x00000002 /* device to be removed */
-#define BUS_NOTIFY_REMOVED_DEVICE 0x00000003 /* device removed */
-#define BUS_NOTIFY_BIND_DRIVER 0x00000004 /* driver about to be
- bound */
-#define BUS_NOTIFY_BOUND_DRIVER 0x00000005 /* driver bound to device */
-#define BUS_NOTIFY_UNBIND_DRIVER 0x00000006 /* driver about to be
- unbound */
-#define BUS_NOTIFY_UNBOUND_DRIVER 0x00000007 /* driver is unbound
- from the device */
-#define BUS_NOTIFY_DRIVER_NOT_BOUND 0x00000008 /* driver fails to be bound */
+enum bus_notifier_event {
+ BUS_NOTIFY_ADD_DEVICE,
+ BUS_NOTIFY_DEL_DEVICE,
+ BUS_NOTIFY_REMOVED_DEVICE,
+ BUS_NOTIFY_BIND_DRIVER,
+ BUS_NOTIFY_BOUND_DRIVER,
+ BUS_NOTIFY_UNBIND_DRIVER,
+ BUS_NOTIFY_UNBOUND_DRIVER,
+ BUS_NOTIFY_DRIVER_NOT_BOUND,
+};
-extern struct kset *bus_get_kset(struct bus_type *bus);
-extern struct klist *bus_get_device_klist(struct bus_type *bus);
+extern struct kset *bus_get_kset(const struct bus_type *bus);
+struct device *bus_get_dev_root(const struct bus_type *bus);
#endif
diff --git a/include/linux/device/driver.h b/include/linux/device/driver.h
index 2114d65b862f..50d0a416a5e7 100644
--- a/include/linux/device/driver.h
+++ b/include/linux/device/driver.h
@@ -240,7 +240,6 @@ driver_find_device_by_acpi_dev(struct device_driver *drv, const void *adev)
}
#endif
-extern int driver_deferred_probe_timeout;
void driver_deferred_probe_add(struct device *dev);
int driver_deferred_probe_check_state(struct device *dev);
void driver_init(void);
diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h
index d678afeb8a13..41bf4bdb117a 100644
--- a/include/linux/dma-map-ops.h
+++ b/include/linux/dma-map-ops.h
@@ -90,7 +90,7 @@ static inline const struct dma_map_ops *get_dma_ops(struct device *dev)
{
if (dev->dma_ops)
return dev->dma_ops;
- return get_arch_dma_ops(dev->bus);
+ return get_arch_dma_ops();
}
static inline void set_dma_ops(struct device *dev,
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index 56505436d159..1716c01c4e54 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -208,10 +208,7 @@ struct fw_device {
struct fw_attribute_group attribute_group;
};
-static inline struct fw_device *fw_device(struct device *dev)
-{
- return container_of(dev, struct fw_device, device);
-}
+#define fw_device(dev) container_of_const(dev, struct fw_device, device)
static inline int fw_device_is_shutdown(struct fw_device *device)
{
@@ -229,10 +226,7 @@ struct fw_unit {
struct fw_attribute_group attribute_group;
};
-static inline struct fw_unit *fw_unit(struct device *dev)
-{
- return container_of(dev, struct fw_unit, device);
-}
+#define fw_unit(dev) container_of_const(dev, struct fw_unit, device)
static inline struct fw_unit *fw_unit_get(struct fw_unit *unit)
{
@@ -246,10 +240,7 @@ static inline void fw_unit_put(struct fw_unit *unit)
put_device(&unit->device);
}
-static inline struct fw_device *fw_parent_device(struct fw_unit *unit)
-{
- return fw_device(unit->device.parent);
-}
+#define fw_parent_device(unit) fw_device(unit->device.parent)
struct ieee1394_device_id;
diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h
index 89b9bdfca925..5700451b300f 100644
--- a/include/linux/fwnode.h
+++ b/include/linux/fwnode.h
@@ -18,7 +18,7 @@ struct fwnode_operations;
struct device;
/*
- * fwnode link flags
+ * fwnode flags
*
* LINKS_ADDED: The fwnode has already be parsed to add fwnode links.
* NOT_DEVICE: The fwnode will never be populated as a struct device.
@@ -36,6 +36,7 @@ struct device;
#define FWNODE_FLAG_INITIALIZED BIT(2)
#define FWNODE_FLAG_NEEDS_CHILD_BOUND_ON_ADD BIT(3)
#define FWNODE_FLAG_BEST_EFFORT BIT(4)
+#define FWNODE_FLAG_VISITED BIT(5)
struct fwnode_handle {
struct fwnode_handle *secondary;
@@ -46,11 +47,19 @@ struct fwnode_handle {
u8 flags;
};
+/*
+ * fwnode link flags
+ *
+ * CYCLE: The fwnode link is part of a cycle. Don't defer probe.
+ */
+#define FWLINK_FLAG_CYCLE BIT(0)
+
struct fwnode_link {
struct fwnode_handle *supplier;
struct list_head s_hook;
struct fwnode_handle *consumer;
struct list_head c_hook;
+ u8 flags;
};
/**
@@ -198,7 +207,6 @@ static inline void fwnode_dev_initialized(struct fwnode_handle *fwnode,
fwnode->flags &= ~FWNODE_FLAG_INITIALIZED;
}
-extern u32 fw_devlink_get_flags(void);
extern bool fw_devlink_is_strict(void);
int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup);
void fwnode_links_purge(struct fwnode_handle *fwnode);
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index cd5cb9f6fae0..bfbc37ce223b 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -1309,10 +1309,7 @@ struct hv_device {
};
-static inline struct hv_device *device_to_hv_device(struct device *d)
-{
- return container_of(d, struct hv_device, device);
-}
+#define device_to_hv_device(d) container_of_const(d, struct hv_device, device)
static inline struct hv_driver *drv_to_hv_drv(struct device_driver *d)
{
diff --git a/include/linux/i3c/device.h b/include/linux/i3c/device.h
index 1c997abe868c..90fa83464f00 100644
--- a/include/linux/i3c/device.h
+++ b/include/linux/i3c/device.h
@@ -18,17 +18,18 @@
/**
* enum i3c_error_code - I3C error codes
*
+ * @I3C_ERROR_UNKNOWN: unknown error, usually means the error is not I3C
+ * related
+ * @I3C_ERROR_M0: M0 error
+ * @I3C_ERROR_M1: M1 error
+ * @I3C_ERROR_M2: M2 error
+ *
* These are the standard error codes as defined by the I3C specification.
* When -EIO is returned by the i3c_device_do_priv_xfers() or
* i3c_device_send_hdr_cmds() one can check the error code in
* &struct_i3c_priv_xfer.err or &struct i3c_hdr_cmd.err to get a better idea of
* what went wrong.
*
- * @I3C_ERROR_UNKNOWN: unknown error, usually means the error is not I3C
- * related
- * @I3C_ERROR_M0: M0 error
- * @I3C_ERROR_M1: M1 error
- * @I3C_ERROR_M2: M2 error
*/
enum i3c_error_code {
I3C_ERROR_UNKNOWN = 0,
@@ -186,7 +187,14 @@ static inline struct i3c_driver *drv_to_i3cdrv(struct device_driver *drv)
}
struct device *i3cdev_to_dev(struct i3c_device *i3cdev);
-struct i3c_device *dev_to_i3cdev(struct device *dev);
+
+/**
+ * dev_to_i3cdev() - Returns the I3C device containing @dev
+ * @__dev: device object
+ *
+ * Return: a pointer to an I3C device object.
+ */
+#define dev_to_i3cdev(__dev) container_of_const(__dev, struct i3c_device, dev)
const struct i3c_device_id *
i3c_device_match_id(struct i3c_device *i3cdev,
@@ -296,7 +304,7 @@ int i3c_device_do_priv_xfers(struct i3c_device *dev,
int i3c_device_do_setdasa(struct i3c_device *dev);
-void i3c_device_get_info(struct i3c_device *dev, struct i3c_device_info *info);
+void i3c_device_get_info(const struct i3c_device *dev, struct i3c_device_info *info);
struct i3c_ibi_payload {
unsigned int len;
diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index 58a5b75612e3..bdab370a24f4 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -137,7 +137,7 @@ struct kobj_uevent_env {
struct kset_uevent_ops {
int (* const filter)(const struct kobject *kobj);
const char *(* const name)(const struct kobject *kobj);
- int (* const uevent)(struct kobject *kobj, struct kobj_uevent_env *env);
+ int (* const uevent)(const struct kobject *kobj, struct kobj_uevent_env *env);
};
struct kobj_attribute {
diff --git a/include/linux/mcb.h b/include/linux/mcb.h
index f6efb16f9d1b..1e5893138afe 100644
--- a/include/linux/mcb.h
+++ b/include/linux/mcb.h
@@ -76,10 +76,7 @@ struct mcb_device {
struct device *dma_dev;
};
-static inline struct mcb_device *to_mcb_device(struct device *dev)
-{
- return container_of(dev, struct mcb_device, dev);
-}
+#define to_mcb_device(__dev) container_of_const(__dev, struct mcb_device, dev)
/**
* struct mcb_driver - MEN Chameleon Bus device driver
diff --git a/include/linux/of_device.h b/include/linux/of_device.h
index ab7d557d541d..f4b57614979d 100644
--- a/include/linux/of_device.h
+++ b/include/linux/of_device.h
@@ -36,7 +36,7 @@ extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len);
extern int of_device_request_module(struct device *dev);
extern void of_device_uevent(const struct device *dev, struct kobj_uevent_env *env);
-extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env);
+extern int of_device_uevent_modalias(const struct device *dev, struct kobj_uevent_env *env);
static inline struct device_node *of_cpu_device_node_get(int cpu)
{
@@ -83,7 +83,7 @@ static inline int of_device_request_module(struct device *dev)
return -ENODEV;
}
-static inline int of_device_uevent_modalias(struct device *dev,
+static inline int of_device_uevent_modalias(const struct device *dev,
struct kobj_uevent_env *env)
{
return -ENODEV;
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index b0d5a253156e..b845fd83f429 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -207,7 +207,18 @@ extern void platform_device_put(struct platform_device *pdev);
struct platform_driver {
int (*probe)(struct platform_device *);
+
+ /*
+ * Traditionally the remove callback returned an int which however is
+ * ignored by the driver core. This led to wrong expectations by driver
+ * authors who thought returning an error code was a valid error
+ * handling strategy. To convert to a callback returning void, new
+ * drivers should implement .remove_new() until the conversion it done
+ * that eventually makes .remove() return void.
+ */
int (*remove)(struct platform_device *);
+ void (*remove_new)(struct platform_device *);
+
void (*shutdown)(struct platform_device *);
int (*suspend)(struct platform_device *, pm_message_t state);
int (*resume)(struct platform_device *);
diff --git a/include/linux/property.h b/include/linux/property.h
index 37179e3abad5..0a29db15ff34 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -436,9 +436,9 @@ fwnode_graph_get_endpoint_by_id(const struct fwnode_handle *fwnode,
unsigned int fwnode_graph_get_endpoint_count(struct fwnode_handle *fwnode,
unsigned long flags);
-#define fwnode_graph_for_each_endpoint(fwnode, child) \
- for (child = NULL; \
- (child = fwnode_graph_get_next_endpoint(fwnode, child)); )
+#define fwnode_graph_for_each_endpoint(fwnode, child) \
+ for (child = fwnode_graph_get_next_endpoint(fwnode, NULL); child; \
+ child = fwnode_graph_get_next_endpoint(fwnode, child))
int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_endpoint *endpoint);
@@ -486,9 +486,6 @@ const struct software_node *
software_node_find_by_name(const struct software_node *parent,
const char *name);
-int software_node_register_nodes(const struct software_node *nodes);
-void software_node_unregister_nodes(const struct software_node *nodes);
-
int software_node_register_node_group(const struct software_node **node_group);
void software_node_unregister_node_group(const struct software_node **node_group);
diff --git a/include/linux/soundwire/sdw_type.h b/include/linux/soundwire/sdw_type.h
index 52eb66cd11bc..d8c27f1e5559 100644
--- a/include/linux/soundwire/sdw_type.h
+++ b/include/linux/soundwire/sdw_type.h
@@ -21,7 +21,7 @@ static inline int is_sdw_slave(const struct device *dev)
int __sdw_register_driver(struct sdw_driver *drv, struct module *owner);
void sdw_unregister_driver(struct sdw_driver *drv);
-int sdw_slave_uevent(struct device *dev, struct kobj_uevent_env *env);
+int sdw_slave_uevent(const struct device *dev, struct kobj_uevent_env *env);
/**
* module_sdw_driver() - Helper macro for registering a Soundwire driver
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index a08c20bd833b..4fa26b9a3572 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -226,7 +226,7 @@ struct spi_device {
static_assert((SPI_MODE_KERNEL_MASK & SPI_MODE_USER_MASK) == 0,
"SPI_MODE_USER_MASK & SPI_MODE_KERNEL_MASK must not overlap");
-static inline struct spi_device *to_spi_device(struct device *dev)
+static inline struct spi_device *to_spi_device(const struct device *dev)
{
return dev ? container_of(dev, struct spi_device, dev) : NULL;
}
diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h
index f9b53acb4e02..1f326da289d3 100644
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -285,7 +285,7 @@ struct ssb_device {
/* Go from struct device to struct ssb_device. */
static inline
-struct ssb_device * dev_to_ssb_dev(struct device *dev)
+struct ssb_device * dev_to_ssb_dev(const struct device *dev)
{
struct __ssb_dev_wrapper *wrap;
wrap = container_of(dev, struct __ssb_dev_wrapper, dev);
diff --git a/include/linux/surface_aggregator/device.h b/include/linux/surface_aggregator/device.h
index 1545e5567b15..df81043b9e71 100644
--- a/include/linux/surface_aggregator/device.h
+++ b/include/linux/surface_aggregator/device.h
@@ -229,10 +229,7 @@ static inline bool is_ssam_device(struct device *d)
* Return: Returns a pointer to the &struct ssam_device wrapping the given
* device @d.
*/
-static inline struct ssam_device *to_ssam_device(struct device *d)
-{
- return container_of(d, struct ssam_device, dev);
-}
+#define to_ssam_device(d) container_of_const(d, struct ssam_device, dev)
/**
* to_ssam_device_driver() - Casts the given device driver to a SSAM client
diff --git a/include/linux/transport_class.h b/include/linux/transport_class.h
index 63076fb835e3..2efc271a96fa 100644
--- a/include/linux/transport_class.h
+++ b/include/linux/transport_class.h
@@ -70,8 +70,14 @@ void transport_destroy_device(struct device *);
static inline int
transport_register_device(struct device *dev)
{
+ int ret;
+
transport_setup_device(dev);
- return transport_add_device(dev);
+ ret = transport_add_device(dev);
+ if (ret)
+ transport_destroy_device(dev);
+
+ return ret;
}
static inline void
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index dcab9c7e8784..2b472514c49b 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -127,10 +127,7 @@ struct virtio_device {
void *priv;
};
-static inline struct virtio_device *dev_to_virtio(struct device *_dev)
-{
- return container_of(_dev, struct virtio_device, dev);
-}
+#define dev_to_virtio(_dev) container_of_const(_dev, struct virtio_device, dev)
void virtio_add_status(struct virtio_device *dev, unsigned int status);
int register_virtio_device(struct virtio_device *dev);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-11-22 16:13:01 +0000