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Wysocki" , Wolfram Sang , Andi Shyti , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, acpica-devel@lists.linuxfoundation.org Cc: "Rafael J. Wysocki" , Len Brown , Robert Moore , Michael Walle Subject: [PATCH v4 1/5] ACPI: bus: Introduce acpi_match_acpi_device() helper Date: Mon, 3 Jul 2023 15:14:07 +0300 Message-Id: <20230703121411.69606-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230703121411.69606-1-andriy.shevchenko@linux.intel.com> References: <20230703121411.69606-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770403041446527477?= X-GMAIL-MSGID: =?utf-8?q?1770403041446527477?= Match the ACPI device against a given list of ACPI IDs. This may be helpful in different cases. Signed-off-by: Andy Shevchenko --- drivers/acpi/bus.c | 25 +++++++++++++++++++++---- include/linux/acpi.h | 9 +++++++++ 2 files changed, 30 insertions(+), 4 deletions(-) diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 20cdfb37da79..2fc2b43a4ed3 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -850,6 +850,26 @@ static bool __acpi_match_device(const struct acpi_device *device, return true; } +/** + * acpi_match_acpi_device - Match an ACPI device against a given list of ACPI IDs + * @ids: Array of struct acpi_device_id objects to match against. + * @adev: The ACPI device pointer to match. + * + * Match the ACPI device @adev against a given list of ACPI IDs @ids. + * + * Return: + * a pointer to the first matching ACPI ID on success or %NULL on failure. + */ +const struct acpi_device_id *acpi_match_acpi_device(const struct acpi_device_id *ids, + const struct acpi_device *adev) +{ + const struct acpi_device_id *id = NULL; + + __acpi_match_device(adev, ids, NULL, &id, NULL); + return id; +} +EXPORT_SYMBOL_GPL(acpi_match_acpi_device); + /** * acpi_match_device - Match a struct device against a given list of ACPI IDs * @ids: Array of struct acpi_device_id object to match against. @@ -864,10 +884,7 @@ static bool __acpi_match_device(const struct acpi_device *device, const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, const struct device *dev) { - const struct acpi_device_id *id = NULL; - - __acpi_match_device(acpi_companion_match(dev), ids, NULL, &id, NULL); - return id; + return acpi_match_acpi_device(ids, acpi_companion_match(dev)); } EXPORT_SYMBOL_GPL(acpi_match_device); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 640f1c07c894..641dc4843987 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -707,6 +707,9 @@ extern int acpi_nvs_register(__u64 start, __u64 size); extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), void *data); +const struct acpi_device_id *acpi_match_acpi_device(const struct acpi_device_id *ids, + const struct acpi_device *adev); + const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, const struct device *dev); @@ -922,6 +925,12 @@ static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), struct acpi_device_id; +static inline const struct acpi_device_id *acpi_match_acpi_device( + const struct acpi_device_id *ids, const struct acpi_device *adev) +{ + return NULL; +} + static inline const struct acpi_device_id *acpi_match_device( const struct acpi_device_id *ids, const struct device *dev) {