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@@ -45,6 +45,7 @@ struct driver_info;
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/* Device name is allocated and should be freed on unbind() */
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#define DM_FLAG_NAME_ALLOCED (1 << 7)
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+/* Device has platform data provided by of-platdata */
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#define DM_FLAG_OF_PLATDATA (1 << 8)
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/*
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@@ -64,6 +65,9 @@ struct driver_info;
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/* DM does not enable/disable the power domains corresponding to this device */
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#define DM_FLAG_DEFAULT_PD_CTRL_OFF (1 << 11)
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+/* Driver platdata has been read. Cleared when the device is removed */
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+#define DM_FLAG_PLATDATA_VALID (1 << 12)
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+
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/*
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* One or multiple of these flags are passed to device_remove() so that
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* a selective device removal as specified by the remove-stage and the
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@@ -716,260 +720,7 @@ static inline bool device_is_on_pci_bus(struct udevice *dev)
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*/
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int dm_scan_fdt_dev(struct udevice *dev);
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-/* device resource management */
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-typedef void (*dr_release_t)(struct udevice *dev, void *res);
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-typedef int (*dr_match_t)(struct udevice *dev, void *res, void *match_data);
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-
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-#ifdef CONFIG_DEVRES
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-
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-#ifdef CONFIG_DEBUG_DEVRES
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-void *__devres_alloc(dr_release_t release, size_t size, gfp_t gfp,
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- const char *name);
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-#define _devres_alloc(release, size, gfp) \
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- __devres_alloc(release, size, gfp, #release)
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-#else
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-void *_devres_alloc(dr_release_t release, size_t size, gfp_t gfp);
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-#endif
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-
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-/**
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- * devres_alloc() - Allocate device resource data
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- * @release: Release function devres will be associated with
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- * @size: Allocation size
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- * @gfp: Allocation flags
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- *
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- * Allocate devres of @size bytes. The allocated area is associated
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- * with @release. The returned pointer can be passed to
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- * other devres_*() functions.
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- *
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- * RETURNS:
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- * Pointer to allocated devres on success, NULL on failure.
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- */
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-#define devres_alloc(release, size, gfp) \
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- _devres_alloc(release, size, gfp | __GFP_ZERO)
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-
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-/**
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- * devres_free() - Free device resource data
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- * @res: Pointer to devres data to free
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- *
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- * Free devres created with devres_alloc().
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- */
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-void devres_free(void *res);
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-
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-/**
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- * devres_add() - Register device resource
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- * @dev: Device to add resource to
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- * @res: Resource to register
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- *
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- * Register devres @res to @dev. @res should have been allocated
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- * using devres_alloc(). On driver detach, the associated release
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- * function will be invoked and devres will be freed automatically.
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- */
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-void devres_add(struct udevice *dev, void *res);
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-
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-/**
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- * devres_find() - Find device resource
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- * @dev: Device to lookup resource from
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- * @release: Look for resources associated with this release function
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- * @match: Match function (optional)
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- * @match_data: Data for the match function
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- *
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- * Find the latest devres of @dev which is associated with @release
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- * and for which @match returns 1. If @match is NULL, it's considered
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- * to match all.
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- *
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- * @return pointer to found devres, NULL if not found.
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- */
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-void *devres_find(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data);
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-
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-/**
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- * devres_get() - Find devres, if non-existent, add one atomically
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- * @dev: Device to lookup or add devres for
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- * @new_res: Pointer to new initialized devres to add if not found
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- * @match: Match function (optional)
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- * @match_data: Data for the match function
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- *
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- * Find the latest devres of @dev which has the same release function
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- * as @new_res and for which @match return 1. If found, @new_res is
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- * freed; otherwise, @new_res is added atomically.
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- *
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- * @return ointer to found or added devres.
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- */
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-void *devres_get(struct udevice *dev, void *new_res,
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- dr_match_t match, void *match_data);
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-
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-/**
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- * devres_remove() - Find a device resource and remove it
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- * @dev: Device to find resource from
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- * @release: Look for resources associated with this release function
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- * @match: Match function (optional)
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- * @match_data: Data for the match function
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- *
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- * Find the latest devres of @dev associated with @release and for
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- * which @match returns 1. If @match is NULL, it's considered to
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- * match all. If found, the resource is removed atomically and
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- * returned.
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- *
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- * @return ointer to removed devres on success, NULL if not found.
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- */
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-void *devres_remove(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data);
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-
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-/**
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- * devres_destroy() - Find a device resource and destroy it
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- * @dev: Device to find resource from
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- * @release: Look for resources associated with this release function
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- * @match: Match function (optional)
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- * @match_data: Data for the match function
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- *
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- * Find the latest devres of @dev associated with @release and for
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- * which @match returns 1. If @match is NULL, it's considered to
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- * match all. If found, the resource is removed atomically and freed.
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- *
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- * Note that the release function for the resource will not be called,
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- * only the devres-allocated data will be freed. The caller becomes
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- * responsible for freeing any other data.
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- *
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- * @return 0 if devres is found and freed, -ENOENT if not found.
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- */
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-int devres_destroy(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data);
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-
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-/**
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- * devres_release() - Find a device resource and destroy it, calling release
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- * @dev: Device to find resource from
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- * @release: Look for resources associated with this release function
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- * @match: Match function (optional)
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- * @match_data: Data for the match function
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- *
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- * Find the latest devres of @dev associated with @release and for
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- * which @match returns 1. If @match is NULL, it's considered to
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- * match all. If found, the resource is removed atomically, the
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- * release function called and the resource freed.
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- *
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- * @return 0 if devres is found and freed, -ENOENT if not found.
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- */
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-int devres_release(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data);
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-
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-/* managed devm_k.alloc/kfree for device drivers */
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-/**
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- * devm_kmalloc() - Resource-managed kmalloc
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- * @dev: Device to allocate memory for
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- * @size: Allocation size
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- * @gfp: Allocation gfp flags
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- *
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- * Managed kmalloc. Memory allocated with this function is
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- * automatically freed on driver detach. Like all other devres
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- * resources, guaranteed alignment is unsigned long long.
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- *
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- * @return pointer to allocated memory on success, NULL on failure.
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- */
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-void *devm_kmalloc(struct udevice *dev, size_t size, gfp_t gfp);
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-static inline void *devm_kzalloc(struct udevice *dev, size_t size, gfp_t gfp)
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-{
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- return devm_kmalloc(dev, size, gfp | __GFP_ZERO);
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-}
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-static inline void *devm_kmalloc_array(struct udevice *dev,
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- size_t n, size_t size, gfp_t flags)
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-{
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- if (size != 0 && n > SIZE_MAX / size)
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- return NULL;
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- return devm_kmalloc(dev, n * size, flags);
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-}
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-static inline void *devm_kcalloc(struct udevice *dev,
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- size_t n, size_t size, gfp_t flags)
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-{
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- return devm_kmalloc_array(dev, n, size, flags | __GFP_ZERO);
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-}
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-
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-/**
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- * devm_kfree() - Resource-managed kfree
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- * @dev: Device this memory belongs to
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- * @ptr: Memory to free
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- *
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- * Free memory allocated with devm_kmalloc().
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- */
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-void devm_kfree(struct udevice *dev, void *ptr);
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-
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-#else /* ! CONFIG_DEVRES */
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-
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-static inline void *devres_alloc(dr_release_t release, size_t size, gfp_t gfp)
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-{
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- return kzalloc(size, gfp);
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-}
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-
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-static inline void devres_free(void *res)
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-{
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- kfree(res);
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-}
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-
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-static inline void devres_add(struct udevice *dev, void *res)
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-{
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-}
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-
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-static inline void *devres_find(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data)
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-{
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- return NULL;
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-}
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-
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-static inline void *devres_get(struct udevice *dev, void *new_res,
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- dr_match_t match, void *match_data)
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-{
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- return NULL;
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-}
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-
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-static inline void *devres_remove(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data)
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-{
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- return NULL;
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-}
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-
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-static inline int devres_destroy(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data)
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-{
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- return 0;
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-}
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-
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-static inline int devres_release(struct udevice *dev, dr_release_t release,
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- dr_match_t match, void *match_data)
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-{
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- return 0;
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-}
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-
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-static inline void *devm_kmalloc(struct udevice *dev, size_t size, gfp_t gfp)
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-{
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- return kmalloc(size, gfp);
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-}
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-
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-static inline void *devm_kzalloc(struct udevice *dev, size_t size, gfp_t gfp)
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-{
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- return kzalloc(size, gfp);
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-}
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-
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-static inline void *devm_kmalloc_array(struct udevice *dev,
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- size_t n, size_t size, gfp_t flags)
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-{
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- /* TODO: add kmalloc_array() to linux/compat.h */
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- if (size != 0 && n > SIZE_MAX / size)
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- return NULL;
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- return kmalloc(n * size, flags);
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-}
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-
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-static inline void *devm_kcalloc(struct udevice *dev,
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- size_t n, size_t size, gfp_t flags)
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-{
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- /* TODO: add kcalloc() to linux/compat.h */
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- return kmalloc(n * size, flags | __GFP_ZERO);
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-}
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-
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-static inline void devm_kfree(struct udevice *dev, void *ptr)
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-{
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- kfree(ptr);
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-}
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-
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-#endif /* ! CONFIG_DEVRES */
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+#include <dm/devres.h>
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/*
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* REVISIT:
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