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Wysocki" , Derek Kiernan , Dragan Cvetic , Arnd Bergmann , Gustavo Pimentel Cc: Open Source Submission , Phong Vo , "Thang Q . Nguyen" , Quan Nguyen Subject: [PATCH v6 5/9] regmap: Introduces regmap lock helpers Date: Fri, 24 Dec 2021 11:13:48 +0700 Message-Id: <20211224041352.29405-6-quan@os.amperecomputing.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20211224041352.29405-1-quan@os.amperecomputing.com> References: <20211224041352.29405-1-quan@os.amperecomputing.com> X-ClientProxiedBy: SG2PR06CA0134.apcprd06.prod.outlook.com (2603:1096:1:1f::12) To SJ0PR01MB7282.prod.exchangelabs.com (2603:10b6:a03:3f2::24) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 5ae92ab6-25d7-4939-4bbe-08d9c693fdfe X-MS-TrafficTypeDiagnostic: BYAPR01MB5189:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:229; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; 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+void regmap_acquire_lock(struct regmap *map) +{ + map->lock(map->lock_arg); +} +EXPORT_SYMBOL_GPL(regmap_acquire_lock); + +void regmap_release_lock(struct regmap *map) +{ + map->unlock(map->lock_arg); +} +EXPORT_SYMBOL_GPL(regmap_release_lock); + bool regmap_writeable(struct regmap *map, unsigned int reg) { if (map->max_register && reg > map->max_register) diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 22652e5fbc38..0ed12e6ad4fb 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -1194,6 +1194,8 @@ int regmap_async_complete(struct regmap *map); bool regmap_can_raw_write(struct regmap *map); size_t regmap_get_raw_read_max(struct regmap *map); size_t regmap_get_raw_write_max(struct regmap *map); +void regmap_acquire_lock(struct regmap *map); +void regmap_release_lock(struct regmap *map); int regcache_sync(struct regmap *map); int regcache_sync_region(struct regmap *map, unsigned int min,