Rafael J. Wysocki | b31384f | 2014-11-04 01:28:56 +0100 | [diff] [blame] | 1 | /* |
| 2 | * property.h - Unified device property interface. |
| 3 | * |
| 4 | * Copyright (C) 2014, Intel Corporation |
| 5 | * Authors: Rafael J. Wysocki <rafael.j.wysocki@intel.com> |
| 6 | * Mika Westerberg <mika.westerberg@linux.intel.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
| 13 | #ifndef _LINUX_PROPERTY_H_ |
| 14 | #define _LINUX_PROPERTY_H_ |
| 15 | |
Rafael J. Wysocki | ce79348 | 2015-03-16 23:49:03 +0100 | [diff] [blame] | 16 | #include <linux/fwnode.h> |
Rafael J. Wysocki | b31384f | 2014-11-04 01:28:56 +0100 | [diff] [blame] | 17 | #include <linux/types.h> |
| 18 | |
| 19 | struct device; |
| 20 | |
| 21 | enum dev_prop_type { |
| 22 | DEV_PROP_U8, |
| 23 | DEV_PROP_U16, |
| 24 | DEV_PROP_U32, |
| 25 | DEV_PROP_U64, |
| 26 | DEV_PROP_STRING, |
| 27 | DEV_PROP_MAX, |
| 28 | }; |
| 29 | |
Suthikulpanit, Suravee | 1b9863c | 2015-10-28 15:50:47 -0700 | [diff] [blame] | 30 | enum dev_dma_attr { |
| 31 | DEV_DMA_NOT_SUPPORTED, |
| 32 | DEV_DMA_NON_COHERENT, |
| 33 | DEV_DMA_COHERENT, |
| 34 | }; |
| 35 | |
Sakari Ailus | e44bb0c | 2017-03-28 10:52:24 +0300 | [diff] [blame] | 36 | struct fwnode_handle *dev_fwnode(struct device *dev); |
| 37 | |
Rafael J. Wysocki | b31384f | 2014-11-04 01:28:56 +0100 | [diff] [blame] | 38 | bool device_property_present(struct device *dev, const char *propname); |
| 39 | int device_property_read_u8_array(struct device *dev, const char *propname, |
| 40 | u8 *val, size_t nval); |
| 41 | int device_property_read_u16_array(struct device *dev, const char *propname, |
| 42 | u16 *val, size_t nval); |
| 43 | int device_property_read_u32_array(struct device *dev, const char *propname, |
| 44 | u32 *val, size_t nval); |
| 45 | int device_property_read_u64_array(struct device *dev, const char *propname, |
| 46 | u64 *val, size_t nval); |
| 47 | int device_property_read_string_array(struct device *dev, const char *propname, |
| 48 | const char **val, size_t nval); |
| 49 | int device_property_read_string(struct device *dev, const char *propname, |
| 50 | const char **val); |
Mika Westerberg | 3f5c8d3 | 2015-09-14 17:37:35 +0300 | [diff] [blame] | 51 | int device_property_match_string(struct device *dev, |
| 52 | const char *propname, const char *string); |
Rafael J. Wysocki | b31384f | 2014-11-04 01:28:56 +0100 | [diff] [blame] | 53 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 54 | bool fwnode_device_is_available(const struct fwnode_handle *fwnode); |
| 55 | bool fwnode_property_present(const struct fwnode_handle *fwnode, |
| 56 | const char *propname); |
| 57 | int fwnode_property_read_u8_array(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 58 | const char *propname, u8 *val, |
| 59 | size_t nval); |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 60 | int fwnode_property_read_u16_array(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 61 | const char *propname, u16 *val, |
| 62 | size_t nval); |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 63 | int fwnode_property_read_u32_array(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 64 | const char *propname, u32 *val, |
| 65 | size_t nval); |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 66 | int fwnode_property_read_u64_array(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 67 | const char *propname, u64 *val, |
| 68 | size_t nval); |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 69 | int fwnode_property_read_string_array(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 70 | const char *propname, const char **val, |
| 71 | size_t nval); |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 72 | int fwnode_property_read_string(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 73 | const char *propname, const char **val); |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 74 | int fwnode_property_match_string(const struct fwnode_handle *fwnode, |
Mika Westerberg | 3f5c8d3 | 2015-09-14 17:37:35 +0300 | [diff] [blame] | 75 | const char *propname, const char *string); |
Sakari Ailus | 3e3119d | 2017-07-21 15:11:49 +0300 | [diff] [blame] | 76 | int fwnode_property_get_reference_args(const struct fwnode_handle *fwnode, |
| 77 | const char *prop, const char *nargs_prop, |
| 78 | unsigned int nargs, unsigned int index, |
| 79 | struct fwnode_reference_args *args); |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 80 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 81 | struct fwnode_handle *fwnode_get_parent(const struct fwnode_handle *fwnode); |
| 82 | struct fwnode_handle *fwnode_get_next_parent( |
| 83 | struct fwnode_handle *fwnode); |
| 84 | struct fwnode_handle *fwnode_get_next_child_node( |
| 85 | const struct fwnode_handle *fwnode, struct fwnode_handle *child); |
Marcin Wojtas | 3395de9 | 2018-01-18 13:31:41 +0100 | [diff] [blame] | 86 | struct fwnode_handle *fwnode_get_next_available_child_node( |
| 87 | const struct fwnode_handle *fwnode, struct fwnode_handle *child); |
Mika Westerberg | 3405519 | 2017-03-28 10:52:18 +0300 | [diff] [blame] | 88 | |
| 89 | #define fwnode_for_each_child_node(fwnode, child) \ |
| 90 | for (child = fwnode_get_next_child_node(fwnode, NULL); child; \ |
| 91 | child = fwnode_get_next_child_node(fwnode, child)) |
Mika Westerberg | afaf26f | 2017-03-28 10:52:17 +0300 | [diff] [blame] | 92 | |
Marcin Wojtas | 3395de9 | 2018-01-18 13:31:41 +0100 | [diff] [blame] | 93 | #define fwnode_for_each_available_child_node(fwnode, child) \ |
| 94 | for (child = fwnode_get_next_available_child_node(fwnode, NULL); child;\ |
| 95 | child = fwnode_get_next_available_child_node(fwnode, child)) |
| 96 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 97 | struct fwnode_handle *device_get_next_child_node( |
| 98 | struct device *dev, struct fwnode_handle *child); |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 99 | |
Andy Shevchenko | 1d656fb | 2015-11-30 17:11:34 +0200 | [diff] [blame] | 100 | #define device_for_each_child_node(dev, child) \ |
| 101 | for (child = device_get_next_child_node(dev, NULL); child; \ |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 102 | child = device_get_next_child_node(dev, child)) |
| 103 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 104 | struct fwnode_handle *fwnode_get_named_child_node( |
| 105 | const struct fwnode_handle *fwnode, const char *childname); |
Adam Thomson | 613e972 | 2016-06-21 18:50:20 +0100 | [diff] [blame] | 106 | struct fwnode_handle *device_get_named_child_node(struct device *dev, |
| 107 | const char *childname); |
| 108 | |
Sakari Ailus | cf89a31 | 2017-09-19 12:39:11 +0300 | [diff] [blame] | 109 | struct fwnode_handle *fwnode_handle_get(struct fwnode_handle *fwnode); |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 110 | void fwnode_handle_put(struct fwnode_handle *fwnode); |
| 111 | |
Marcin Wojtas | 7c6c57f | 2018-01-18 13:31:40 +0100 | [diff] [blame] | 112 | int fwnode_irq_get(struct fwnode_handle *fwnode, unsigned int index); |
| 113 | |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 114 | unsigned int device_get_child_node_count(struct device *dev); |
| 115 | |
Rafael J. Wysocki | b31384f | 2014-11-04 01:28:56 +0100 | [diff] [blame] | 116 | static inline bool device_property_read_bool(struct device *dev, |
| 117 | const char *propname) |
| 118 | { |
| 119 | return device_property_present(dev, propname); |
| 120 | } |
| 121 | |
| 122 | static inline int device_property_read_u8(struct device *dev, |
| 123 | const char *propname, u8 *val) |
| 124 | { |
| 125 | return device_property_read_u8_array(dev, propname, val, 1); |
| 126 | } |
| 127 | |
| 128 | static inline int device_property_read_u16(struct device *dev, |
| 129 | const char *propname, u16 *val) |
| 130 | { |
| 131 | return device_property_read_u16_array(dev, propname, val, 1); |
| 132 | } |
| 133 | |
| 134 | static inline int device_property_read_u32(struct device *dev, |
| 135 | const char *propname, u32 *val) |
| 136 | { |
| 137 | return device_property_read_u32_array(dev, propname, val, 1); |
| 138 | } |
| 139 | |
| 140 | static inline int device_property_read_u64(struct device *dev, |
| 141 | const char *propname, u64 *val) |
| 142 | { |
| 143 | return device_property_read_u64_array(dev, propname, val, 1); |
| 144 | } |
| 145 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 146 | static inline bool fwnode_property_read_bool(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 147 | const char *propname) |
| 148 | { |
| 149 | return fwnode_property_present(fwnode, propname); |
| 150 | } |
| 151 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 152 | static inline int fwnode_property_read_u8(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 153 | const char *propname, u8 *val) |
| 154 | { |
| 155 | return fwnode_property_read_u8_array(fwnode, propname, val, 1); |
| 156 | } |
| 157 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 158 | static inline int fwnode_property_read_u16(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 159 | const char *propname, u16 *val) |
| 160 | { |
| 161 | return fwnode_property_read_u16_array(fwnode, propname, val, 1); |
| 162 | } |
| 163 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 164 | static inline int fwnode_property_read_u32(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 165 | const char *propname, u32 *val) |
| 166 | { |
| 167 | return fwnode_property_read_u32_array(fwnode, propname, val, 1); |
| 168 | } |
| 169 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 170 | static inline int fwnode_property_read_u64(const struct fwnode_handle *fwnode, |
Rafael J. Wysocki | 8a0662d | 2014-11-04 14:03:59 +0100 | [diff] [blame] | 171 | const char *propname, u64 *val) |
| 172 | { |
| 173 | return fwnode_property_read_u64_array(fwnode, propname, val, 1); |
| 174 | } |
| 175 | |
Rafael J. Wysocki | 16ba08d | 2015-04-03 16:05:11 +0200 | [diff] [blame] | 176 | /** |
| 177 | * struct property_entry - "Built-in" device property representation. |
| 178 | * @name: Name of the property. |
Andy Shevchenko | 318a1971 | 2015-11-30 17:11:31 +0200 | [diff] [blame] | 179 | * @length: Length of data making up the value. |
Andy Shevchenko | 66586ba | 2015-11-30 17:11:32 +0200 | [diff] [blame] | 180 | * @is_array: True when the property is an array. |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 181 | * @type: Type of the data in unions. |
Andy Shevchenko | 66586ba | 2015-11-30 17:11:32 +0200 | [diff] [blame] | 182 | * @pointer: Pointer to the property (an array of items of the given type). |
| 183 | * @value: Value of the property (when it is a single item of the given type). |
Rafael J. Wysocki | 16ba08d | 2015-04-03 16:05:11 +0200 | [diff] [blame] | 184 | */ |
| 185 | struct property_entry { |
| 186 | const char *name; |
Andy Shevchenko | 318a1971 | 2015-11-30 17:11:31 +0200 | [diff] [blame] | 187 | size_t length; |
Andy Shevchenko | 66586ba | 2015-11-30 17:11:32 +0200 | [diff] [blame] | 188 | bool is_array; |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 189 | enum dev_prop_type type; |
Rafael J. Wysocki | 16ba08d | 2015-04-03 16:05:11 +0200 | [diff] [blame] | 190 | union { |
Andy Shevchenko | 66586ba | 2015-11-30 17:11:32 +0200 | [diff] [blame] | 191 | union { |
Dmitry Torokhov | 9426998 | 2017-02-02 17:41:26 -0800 | [diff] [blame] | 192 | const u8 *u8_data; |
| 193 | const u16 *u16_data; |
| 194 | const u32 *u32_data; |
| 195 | const u64 *u64_data; |
| 196 | const char * const *str; |
Andy Shevchenko | 66586ba | 2015-11-30 17:11:32 +0200 | [diff] [blame] | 197 | } pointer; |
| 198 | union { |
Andy Shevchenko | 66586ba | 2015-11-30 17:11:32 +0200 | [diff] [blame] | 199 | u8 u8_data; |
| 200 | u16 u16_data; |
| 201 | u32 u32_data; |
| 202 | u64 u64_data; |
| 203 | const char *str; |
| 204 | } value; |
| 205 | }; |
Rafael J. Wysocki | 16ba08d | 2015-04-03 16:05:11 +0200 | [diff] [blame] | 206 | }; |
| 207 | |
Andrew Morton | d76eebf | 2016-01-01 02:07:09 +0100 | [diff] [blame] | 208 | /* |
| 209 | * Note: the below four initializers for the anonymous union are carefully |
| 210 | * crafted to avoid gcc-4.4.4's problems with initialization of anon unions |
| 211 | * and structs. |
| 212 | */ |
| 213 | |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 214 | #define PROPERTY_ENTRY_INTEGER_ARRAY(_name_, _type_, _Type_, _val_) \ |
| 215 | (struct property_entry) { \ |
| 216 | .name = _name_, \ |
| 217 | .length = ARRAY_SIZE(_val_) * sizeof(_type_), \ |
| 218 | .is_array = true, \ |
| 219 | .type = DEV_PROP_##_Type_, \ |
| 220 | { .pointer = { ._type_##_data = _val_ } }, \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 221 | } |
| 222 | |
| 223 | #define PROPERTY_ENTRY_U8_ARRAY(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 224 | PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u8, U8, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 225 | #define PROPERTY_ENTRY_U16_ARRAY(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 226 | PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u16, U16, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 227 | #define PROPERTY_ENTRY_U32_ARRAY(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 228 | PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u32, U32, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 229 | #define PROPERTY_ENTRY_U64_ARRAY(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 230 | PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u64, U64, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 231 | |
| 232 | #define PROPERTY_ENTRY_STRING_ARRAY(_name_, _val_) \ |
Andy Shevchenko | c505cbd | 2018-01-22 18:01:42 +0200 | [diff] [blame] | 233 | (struct property_entry) { \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 234 | .name = _name_, \ |
| 235 | .length = ARRAY_SIZE(_val_) * sizeof(const char *), \ |
| 236 | .is_array = true, \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 237 | .type = DEV_PROP_STRING, \ |
Andrew Morton | d76eebf | 2016-01-01 02:07:09 +0100 | [diff] [blame] | 238 | { .pointer = { .str = _val_ } }, \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 239 | } |
| 240 | |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 241 | #define PROPERTY_ENTRY_INTEGER(_name_, _type_, _Type_, _val_) \ |
| 242 | (struct property_entry) { \ |
| 243 | .name = _name_, \ |
| 244 | .length = sizeof(_type_), \ |
| 245 | .type = DEV_PROP_##_Type_, \ |
| 246 | { .value = { ._type_##_data = _val_ } }, \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 247 | } |
| 248 | |
| 249 | #define PROPERTY_ENTRY_U8(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 250 | PROPERTY_ENTRY_INTEGER(_name_, u8, U8, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 251 | #define PROPERTY_ENTRY_U16(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 252 | PROPERTY_ENTRY_INTEGER(_name_, u16, U16, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 253 | #define PROPERTY_ENTRY_U32(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 254 | PROPERTY_ENTRY_INTEGER(_name_, u32, U32, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 255 | #define PROPERTY_ENTRY_U64(_name_, _val_) \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 256 | PROPERTY_ENTRY_INTEGER(_name_, u64, U64, _val_) |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 257 | |
| 258 | #define PROPERTY_ENTRY_STRING(_name_, _val_) \ |
Andy Shevchenko | c505cbd | 2018-01-22 18:01:42 +0200 | [diff] [blame] | 259 | (struct property_entry) { \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 260 | .name = _name_, \ |
| 261 | .length = sizeof(_val_), \ |
Andy Shevchenko | 63dcc70 | 2018-05-15 20:32:02 +0300 | [diff] [blame] | 262 | .type = DEV_PROP_STRING, \ |
Andy Shevchenko | aace736 | 2015-12-29 13:07:48 +0200 | [diff] [blame] | 263 | { .value = { .str = _val_ } }, \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 264 | } |
| 265 | |
| 266 | #define PROPERTY_ENTRY_BOOL(_name_) \ |
Andy Shevchenko | c505cbd | 2018-01-22 18:01:42 +0200 | [diff] [blame] | 267 | (struct property_entry) { \ |
Heikki Krogerus | a85f420 | 2015-11-30 17:11:33 +0200 | [diff] [blame] | 268 | .name = _name_, \ |
| 269 | } |
| 270 | |
Dmitry Torokhov | 2d479e1 | 2017-02-02 17:41:27 -0800 | [diff] [blame] | 271 | struct property_entry * |
| 272 | property_entries_dup(const struct property_entry *properties); |
| 273 | |
| 274 | void property_entries_free(const struct property_entry *properties); |
| 275 | |
Heikki Krogerus | f4d0526 | 2016-03-29 14:52:23 +0300 | [diff] [blame] | 276 | int device_add_properties(struct device *dev, |
Dmitry Torokhov | bec84da | 2017-02-02 17:41:25 -0800 | [diff] [blame] | 277 | const struct property_entry *properties); |
Heikki Krogerus | f4d0526 | 2016-03-29 14:52:23 +0300 | [diff] [blame] | 278 | void device_remove_properties(struct device *dev); |
Rafael J. Wysocki | 16ba08d | 2015-04-03 16:05:11 +0200 | [diff] [blame] | 279 | |
Suthikulpanit, Suravee | e5e5586 | 2015-10-28 15:50:49 -0700 | [diff] [blame] | 280 | bool device_dma_supported(struct device *dev); |
| 281 | |
| 282 | enum dev_dma_attr device_get_dma_attr(struct device *dev); |
| 283 | |
Andy Shevchenko | 67dcc26 | 2018-02-09 17:38:36 +0200 | [diff] [blame] | 284 | const void *device_get_match_data(struct device *dev); |
Sinan Kaya | b283f15 | 2017-12-13 02:20:49 -0500 | [diff] [blame] | 285 | |
Jeremy Linton | 4c96b7d | 2015-08-12 17:06:26 -0500 | [diff] [blame] | 286 | int device_get_phy_mode(struct device *dev); |
| 287 | |
| 288 | void *device_get_mac_address(struct device *dev, char *addr, int alen); |
| 289 | |
Marcin Wojtas | b28f263 | 2018-01-18 13:31:39 +0100 | [diff] [blame] | 290 | int fwnode_get_phy_mode(struct fwnode_handle *fwnode); |
Marcin Wojtas | babe2db | 2018-01-18 13:31:38 +0100 | [diff] [blame] | 291 | void *fwnode_get_mac_address(struct fwnode_handle *fwnode, |
| 292 | char *addr, int alen); |
Mika Westerberg | 07bb80d | 2017-03-28 10:52:21 +0300 | [diff] [blame] | 293 | struct fwnode_handle *fwnode_graph_get_next_endpoint( |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 294 | const struct fwnode_handle *fwnode, struct fwnode_handle *prev); |
Kieran Bingham | 6a71d8d | 2017-06-06 12:37:41 +0300 | [diff] [blame] | 295 | struct fwnode_handle * |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 296 | fwnode_graph_get_port_parent(const struct fwnode_handle *fwnode); |
Mika Westerberg | 07bb80d | 2017-03-28 10:52:21 +0300 | [diff] [blame] | 297 | struct fwnode_handle *fwnode_graph_get_remote_port_parent( |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 298 | const struct fwnode_handle *fwnode); |
Mika Westerberg | 07bb80d | 2017-03-28 10:52:21 +0300 | [diff] [blame] | 299 | struct fwnode_handle *fwnode_graph_get_remote_port( |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 300 | const struct fwnode_handle *fwnode); |
Mika Westerberg | 07bb80d | 2017-03-28 10:52:21 +0300 | [diff] [blame] | 301 | struct fwnode_handle *fwnode_graph_get_remote_endpoint( |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 302 | const struct fwnode_handle *fwnode); |
| 303 | struct fwnode_handle * |
| 304 | fwnode_graph_get_remote_node(const struct fwnode_handle *fwnode, u32 port, |
| 305 | u32 endpoint); |
Mika Westerberg | 07bb80d | 2017-03-28 10:52:21 +0300 | [diff] [blame] | 306 | |
Sakari Ailus | 5e4b1b7 | 2017-09-19 12:39:12 +0300 | [diff] [blame] | 307 | #define fwnode_graph_for_each_endpoint(fwnode, child) \ |
| 308 | for (child = NULL; \ |
| 309 | (child = fwnode_graph_get_next_endpoint(fwnode, child)); ) |
| 310 | |
Sakari Ailus | 37ba983 | 2017-07-21 14:39:36 +0300 | [diff] [blame] | 311 | int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode, |
Sakari Ailus | 2bd5452 | 2017-03-28 10:52:25 +0300 | [diff] [blame] | 312 | struct fwnode_endpoint *endpoint); |
| 313 | |
Rafael J. Wysocki | b31384f | 2014-11-04 01:28:56 +0100 | [diff] [blame] | 314 | #endif /* _LINUX_PROPERTY_H_ */ |