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authorAshwin Chaugule <ashwin.chaugule@linaro.org>2014-11-26 22:01:13 +0800
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-11-27 02:06:17 +0100
commitf08bb472bff3c0397fb7d6f47bc5cec41dad76e3 (patch)
treed1e3c7a64a591f9f1c6fa14c38b2d0b595583654 /include/linux/acpi.h
parent5d01410fe4d92081f349b013a2e7a95429e4f2c9 (diff)
downloadlwn-f08bb472bff3c0397fb7d6f47bc5cec41dad76e3.tar.gz
lwn-f08bb472bff3c0397fb7d6f47bc5cec41dad76e3.zip
ACPI / table: Add new function to get table entries
The acpi_table_parse() function has a callback that passes a pointer to a table_header. Add a new function which takes this pointer and parses its entries. This eliminates the need to re-traverse all the tables for each call. e.g. as in acpi_table_parse_madt() which is normally called after acpi_table_parse(). Acked-by: Grant Likely <grant.likely@linaro.org> Signed-off-by: Ashwin Chaugule <ashwin.chaugule@linaro.org> Signed-off-by: Tomasz Nowicki <tomasz.nowicki@linaro.org> Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/acpi.h')
-rw-r--r--include/linux/acpi.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 407a12f663eb..3bd0c59e1fb9 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -123,6 +123,10 @@ int acpi_numa_init (void);
int acpi_table_init (void);
int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
+int __init acpi_parse_entries(char *id, unsigned long table_size,
+ acpi_tbl_entry_handler handler,
+ struct acpi_table_header *table_header,
+ int entry_id, unsigned int max_entries);
int __init acpi_table_parse_entries(char *id, unsigned long table_size,
int entry_id,
acpi_tbl_entry_handler handler,