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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/of.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/of.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/of.h | 377 |
1 files changed, 0 insertions, 377 deletions
diff --git a/ANDROID_3.4.5/include/linux/of.h b/ANDROID_3.4.5/include/linux/of.h deleted file mode 100644 index fa7fb1d9..00000000 --- a/ANDROID_3.4.5/include/linux/of.h +++ /dev/null @@ -1,377 +0,0 @@ -#ifndef _LINUX_OF_H -#define _LINUX_OF_H -/* - * Definitions for talking to the Open Firmware PROM on - * Power Macintosh and other computers. - * - * Copyright (C) 1996-2005 Paul Mackerras. - * - * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp. - * Updates for SPARC64 by David S. Miller - * Derived from PowerPC and Sparc prom.h files by Stephen Rothwell, IBM Corp. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ -#include <linux/types.h> -#include <linux/bitops.h> -#include <linux/errno.h> -#include <linux/kref.h> -#include <linux/mod_devicetable.h> -#include <linux/spinlock.h> - -#include <asm/byteorder.h> -#include <asm/errno.h> - -typedef u32 phandle; -typedef u32 ihandle; - -struct property { - char *name; - int length; - void *value; - struct property *next; - unsigned long _flags; - unsigned int unique_id; -}; - -#if defined(CONFIG_SPARC) -struct of_irq_controller; -#endif - -struct device_node { - const char *name; - const char *type; - phandle phandle; - char *full_name; - - struct property *properties; - struct property *deadprops; /* removed properties */ - struct device_node *parent; - struct device_node *child; - struct device_node *sibling; - struct device_node *next; /* next device of same type */ - struct device_node *allnext; /* next in list of all nodes */ - struct proc_dir_entry *pde; /* this node's proc directory */ - struct kref kref; - unsigned long _flags; - void *data; -#if defined(CONFIG_SPARC) - char *path_component_name; - unsigned int unique_id; - struct of_irq_controller *irq_trans; -#endif -}; - -#define MAX_PHANDLE_ARGS 8 -struct of_phandle_args { - struct device_node *np; - int args_count; - uint32_t args[MAX_PHANDLE_ARGS]; -}; - -#ifdef CONFIG_OF_DYNAMIC -extern struct device_node *of_node_get(struct device_node *node); -extern void of_node_put(struct device_node *node); -#else /* CONFIG_OF_DYNAMIC */ -/* Dummy ref counting routines - to be implemented later */ -static inline struct device_node *of_node_get(struct device_node *node) -{ - return node; -} -static inline void of_node_put(struct device_node *node) { } -#endif /* !CONFIG_OF_DYNAMIC */ - -#ifdef CONFIG_OF - -/* Pointer for first entry in chain of all nodes. */ -extern struct device_node *allnodes; -extern struct device_node *of_chosen; -extern struct device_node *of_aliases; -extern rwlock_t devtree_lock; - -static inline bool of_have_populated_dt(void) -{ - return allnodes != NULL; -} - -static inline bool of_node_is_root(const struct device_node *node) -{ - return node && (node->parent == NULL); -} - -static inline int of_node_check_flag(struct device_node *n, unsigned long flag) -{ - return test_bit(flag, &n->_flags); -} - -static inline void of_node_set_flag(struct device_node *n, unsigned long flag) -{ - set_bit(flag, &n->_flags); -} - -extern struct device_node *of_find_all_nodes(struct device_node *prev); - -/* - * OF address retrieval & translation - */ - -/* Helper to read a big number; size is in cells (not bytes) */ -static inline u64 of_read_number(const __be32 *cell, int size) -{ - u64 r = 0; - while (size--) - r = (r << 32) | be32_to_cpu(*(cell++)); - return r; -} - -/* Like of_read_number, but we want an unsigned long result */ -static inline unsigned long of_read_ulong(const __be32 *cell, int size) -{ - /* toss away upper bits if unsigned long is smaller than u64 */ - return of_read_number(cell, size); -} - -#include <asm/prom.h> - -/* Default #address and #size cells. Allow arch asm/prom.h to override */ -#if !defined(OF_ROOT_NODE_ADDR_CELLS_DEFAULT) -#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1 -#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1 -#endif - -/* Default string compare functions, Allow arch asm/prom.h to override */ -#if !defined(of_compat_cmp) -#define of_compat_cmp(s1, s2, l) strcasecmp((s1), (s2)) -#define of_prop_cmp(s1, s2) strcmp((s1), (s2)) -#define of_node_cmp(s1, s2) strcasecmp((s1), (s2)) -#endif - -/* flag descriptions */ -#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */ -#define OF_DETACHED 2 /* node has been detached from the device tree */ - -#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) -#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) - -#define OF_BAD_ADDR ((u64)-1) - -#ifndef of_node_to_nid -static inline int of_node_to_nid(struct device_node *np) { return -1; } -#define of_node_to_nid of_node_to_nid -#endif - -extern struct device_node *of_find_node_by_name(struct device_node *from, - const char *name); -#define for_each_node_by_name(dn, name) \ - for (dn = of_find_node_by_name(NULL, name); dn; \ - dn = of_find_node_by_name(dn, name)) -extern struct device_node *of_find_node_by_type(struct device_node *from, - const char *type); -#define for_each_node_by_type(dn, type) \ - for (dn = of_find_node_by_type(NULL, type); dn; \ - dn = of_find_node_by_type(dn, type)) -extern struct device_node *of_find_compatible_node(struct device_node *from, - const char *type, const char *compat); -#define for_each_compatible_node(dn, type, compatible) \ - for (dn = of_find_compatible_node(NULL, type, compatible); dn; \ - dn = of_find_compatible_node(dn, type, compatible)) -extern struct device_node *of_find_matching_node(struct device_node *from, - const struct of_device_id *matches); -#define for_each_matching_node(dn, matches) \ - for (dn = of_find_matching_node(NULL, matches); dn; \ - dn = of_find_matching_node(dn, matches)) -extern struct device_node *of_find_node_by_path(const char *path); -extern struct device_node *of_find_node_by_phandle(phandle handle); -extern struct device_node *of_get_parent(const struct device_node *node); -extern struct device_node *of_get_next_parent(struct device_node *node); -extern struct device_node *of_get_next_child(const struct device_node *node, - struct device_node *prev); -#define for_each_child_of_node(parent, child) \ - for (child = of_get_next_child(parent, NULL); child != NULL; \ - child = of_get_next_child(parent, child)) - -extern struct device_node *of_find_node_with_property( - struct device_node *from, const char *prop_name); -#define for_each_node_with_property(dn, prop_name) \ - for (dn = of_find_node_with_property(NULL, prop_name); dn; \ - dn = of_find_node_with_property(dn, prop_name)) - -extern struct property *of_find_property(const struct device_node *np, - const char *name, - int *lenp); -extern int of_property_read_u32_array(const struct device_node *np, - const char *propname, - u32 *out_values, - size_t sz); -extern int of_property_read_u64(const struct device_node *np, - const char *propname, u64 *out_value); - -extern int of_property_read_string(struct device_node *np, - const char *propname, - const char **out_string); -extern int of_property_read_string_index(struct device_node *np, - const char *propname, - int index, const char **output); -extern int of_property_match_string(struct device_node *np, - const char *propname, - const char *string); -extern int of_property_count_strings(struct device_node *np, - const char *propname); -extern int of_device_is_compatible(const struct device_node *device, - const char *); -extern int of_device_is_available(const struct device_node *device); -extern const void *of_get_property(const struct device_node *node, - const char *name, - int *lenp); -#define for_each_property_of_node(dn, pp) \ - for (pp = dn->properties; pp != NULL; pp = pp->next) - -extern int of_n_addr_cells(struct device_node *np); -extern int of_n_size_cells(struct device_node *np); -extern const struct of_device_id *of_match_node( - const struct of_device_id *matches, const struct device_node *node); -extern int of_modalias_node(struct device_node *node, char *modalias, int len); -extern struct device_node *of_parse_phandle(struct device_node *np, - const char *phandle_name, - int index); -extern int of_parse_phandle_with_args(struct device_node *np, - const char *list_name, const char *cells_name, int index, - struct of_phandle_args *out_args); - -extern void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align)); -extern int of_alias_get_id(struct device_node *np, const char *stem); - -extern int of_machine_is_compatible(const char *compat); - -extern int prom_add_property(struct device_node* np, struct property* prop); -extern int prom_remove_property(struct device_node *np, struct property *prop); -extern int prom_update_property(struct device_node *np, - struct property *newprop, - struct property *oldprop); - -#if defined(CONFIG_OF_DYNAMIC) -/* For updating the device tree at runtime */ -extern void of_attach_node(struct device_node *); -extern void of_detach_node(struct device_node *); -#endif - -#define of_match_ptr(_ptr) (_ptr) -#else /* CONFIG_OF */ - -static inline bool of_have_populated_dt(void) -{ - return false; -} - -#define for_each_child_of_node(parent, child) \ - while (0) - -static inline int of_device_is_compatible(const struct device_node *device, - const char *name) -{ - return 0; -} - -static inline struct property *of_find_property(const struct device_node *np, - const char *name, - int *lenp) -{ - return NULL; -} - -static inline struct device_node *of_find_compatible_node( - struct device_node *from, - const char *type, - const char *compat) -{ - return NULL; -} - -static inline int of_property_read_u32_array(const struct device_node *np, - const char *propname, - u32 *out_values, size_t sz) -{ - return -ENOSYS; -} - -static inline int of_property_read_string(struct device_node *np, - const char *propname, - const char **out_string) -{ - return -ENOSYS; -} - -static inline int of_property_read_string_index(struct device_node *np, - const char *propname, int index, - const char **out_string) -{ - return -ENOSYS; -} - -static inline int of_property_count_strings(struct device_node *np, - const char *propname) -{ - return -ENOSYS; -} - -static inline const void *of_get_property(const struct device_node *node, - const char *name, - int *lenp) -{ - return NULL; -} - -static inline int of_property_read_u64(const struct device_node *np, - const char *propname, u64 *out_value) -{ - return -ENOSYS; -} - -static inline struct device_node *of_parse_phandle(struct device_node *np, - const char *phandle_name, - int index) -{ - return NULL; -} - -static inline int of_alias_get_id(struct device_node *np, const char *stem) -{ - return -ENOSYS; -} - -static inline int of_machine_is_compatible(const char *compat) -{ - return 0; -} - -#define of_match_ptr(_ptr) NULL -#define of_match_node(_matches, _node) NULL -#endif /* CONFIG_OF */ - -/** - * of_property_read_bool - Findfrom a property - * @np: device node from which the property value is to be read. - * @propname: name of the property to be searched. - * - * Search for a property in a device node. - * Returns true if the property exist false otherwise. - */ -static inline bool of_property_read_bool(const struct device_node *np, - const char *propname) -{ - struct property *prop = of_find_property(np, propname, NULL); - - return prop ? true : false; -} - -static inline int of_property_read_u32(const struct device_node *np, - const char *propname, - u32 *out_value) -{ - return of_property_read_u32_array(np, propname, out_value, 1); -} - -#endif /* _LINUX_OF_H */ |