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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-10-23 23:02:20 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-11-06 01:18:10 +0300
commit1741cfacfa9ba047b3f2244fbe6e865602e70ddb (patch)
tree5ea97bde1f85003048e8796071a55d1b0a23ddda /include/linux/property.h
parenta00351687f8a05773c1c57be80a5bbca68fa9ae8 (diff)
downloadlinux-1741cfacfa9ba047b3f2244fbe6e865602e70ddb.tar.xz
software node: introduce PROPERTY_ENTRY_XXX_ARRAY_LEN()
Sometimes we want to initialize property entry array from a regular pointer, when we can't determine length automatically via ARRAY_SIZE. Let's introduce PROPERTY_ENTRY_XXX_ARRAY_LEN macros that take explicit "len" argument. Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/property.h')
-rw-r--r--include/linux/property.h45
1 files changed, 28 insertions, 17 deletions
diff --git a/include/linux/property.h b/include/linux/property.h
index 0a075fbde57e..fad2e83a207c 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -261,33 +261,44 @@ struct property_entry {
* and structs.
*/
-#define PROPERTY_ENTRY_INTEGER_ARRAY(_name_, _type_, _Type_, _val_) \
+#define PROPERTY_ENTRY_ARRAY_LEN(_name_, _type_, _Type_, _val_, _len_) \
(struct property_entry) { \
.name = _name_, \
- .length = ARRAY_SIZE(_val_) * sizeof(_type_), \
+ .length = (_len_) * sizeof(_type_), \
.is_array = true, \
.type = DEV_PROP_##_Type_, \
{ .pointer = { ._type_##_data = _val_ } }, \
}
-#define PROPERTY_ENTRY_U8_ARRAY(_name_, _val_) \
- PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u8, U8, _val_)
-#define PROPERTY_ENTRY_U16_ARRAY(_name_, _val_) \
- PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u16, U16, _val_)
-#define PROPERTY_ENTRY_U32_ARRAY(_name_, _val_) \
- PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u32, U32, _val_)
-#define PROPERTY_ENTRY_U64_ARRAY(_name_, _val_) \
- PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u64, U64, _val_)
+#define PROPERTY_ENTRY_U8_ARRAY_LEN(_name_, _val_, _len_) \
+ PROPERTY_ENTRY_ARRAY_LEN(_name_, u8, U8, _val_, _len_)
+#define PROPERTY_ENTRY_U16_ARRAY_LEN(_name_, _val_, _len_) \
+ PROPERTY_ENTRY_ARRAY_LEN(_name_, u16, U16, _val_, _len_)
+#define PROPERTY_ENTRY_U32_ARRAY_LEN(_name_, _val_, _len_) \
+ PROPERTY_ENTRY_ARRAY_LEN(_name_, u32, U32, _val_, _len_)
+#define PROPERTY_ENTRY_U64_ARRAY_LEN(_name_, _val_, _len_) \
+ PROPERTY_ENTRY_ARRAY_LEN(_name_, u64, U64, _val_, _len_)
-#define PROPERTY_ENTRY_STRING_ARRAY(_name_, _val_) \
-(struct property_entry) { \
- .name = _name_, \
- .length = ARRAY_SIZE(_val_) * sizeof(const char *), \
- .is_array = true, \
- .type = DEV_PROP_STRING, \
- { .pointer = { .str = _val_ } }, \
+#define PROPERTY_ENTRY_STRING_ARRAY_LEN(_name_, _val_, _len_) \
+(struct property_entry) { \
+ .name = _name_, \
+ .length = (_len_) * sizeof(const char *), \
+ .is_array = true, \
+ .type = DEV_PROP_STRING, \
+ { .pointer = { .str = _val_ } }, \
}
+#define PROPERTY_ENTRY_U8_ARRAY(_name_, _val_) \
+ PROPERTY_ENTRY_U8_ARRAY_LEN(_name_, _val_, ARRAY_SIZE(_val_))
+#define PROPERTY_ENTRY_U16_ARRAY(_name_, _val_) \
+ PROPERTY_ENTRY_U16_ARRAY_LEN(_name_, _val_, ARRAY_SIZE(_val_))
+#define PROPERTY_ENTRY_U32_ARRAY(_name_, _val_) \
+ PROPERTY_ENTRY_U32_ARRAY_LEN(_name_, _val_, ARRAY_SIZE(_val_))
+#define PROPERTY_ENTRY_U64_ARRAY(_name_, _val_) \
+ PROPERTY_ENTRY_U64_ARRAY_LEN(_name_, _val_, ARRAY_SIZE(_val_))
+#define PROPERTY_ENTRY_STRING_ARRAY(_name_, _val_) \
+ PROPERTY_ENTRY_STRING_ARRAY_LEN(_name_, _val_, ARRAY_SIZE(_val_))
+
#define PROPERTY_ENTRY_INTEGER(_name_, _type_, _Type_, _val_) \
(struct property_entry) { \
.name = _name_, \