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Wysocki" , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Andy Shevchenko , Mark Brown Cc: Hans de Goede , linux-acpi@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-spi@vger.kernel.org Subject: [PATCH 1/4] spi: Export acpi_spi_find_controller_by_adev() Date: Sat, 14 Oct 2023 22:53:11 +0200 Message-ID: <20231014205314.59333-2-hdegoede@redhat.com> In-Reply-To: <20231014205314.59333-1-hdegoede@redhat.com> References: <20231014205314.59333-1-hdegoede@redhat.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.1 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Export acpi_spi_find_controller_by_adev() so that ACPI glue code which wants to dynamically create a spi_device using acpi_spi_device_alloc() or spi_new_device() on a controller, to which the code does not already have a reference, can find the controller. Signed-off-by: Hans de Goede --- drivers/spi/spi.c | 5 ++--- include/linux/spi/spi.h | 1 + 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 8d6304cb061e..ac6d9b15b2fa 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -2527,8 +2527,6 @@ static void acpi_spi_parse_apple_properties(struct acpi_device *dev, lookup->mode |= SPI_CPHA; } -static struct spi_controller *acpi_spi_find_controller_by_adev(struct acpi_device *adev); - static int acpi_spi_add_resource(struct acpi_resource *ares, void *data) { struct acpi_spi_lookup *lookup = data; @@ -4523,7 +4521,7 @@ static int spi_acpi_controller_match(struct device *dev, const void *data) return ACPI_COMPANION(dev->parent) == data; } -static struct spi_controller *acpi_spi_find_controller_by_adev(struct acpi_device *adev) +struct spi_controller *acpi_spi_find_controller_by_adev(struct acpi_device *adev) { struct device *dev; @@ -4537,6 +4535,7 @@ static struct spi_controller *acpi_spi_find_controller_by_adev(struct acpi_devic return container_of(dev, struct spi_controller, dev); } +EXPORT_SYMBOL_GPL(acpi_spi_find_controller_by_adev); static struct spi_device *acpi_spi_find_device_by_adev(struct acpi_device *adev) { diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 7f8b478fdeb3..da05488cade8 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -867,6 +867,7 @@ extern int devm_spi_register_controller(struct device *dev, extern void spi_unregister_controller(struct spi_controller *ctlr); #if IS_ENABLED(CONFIG_ACPI) +extern struct spi_controller *acpi_spi_find_controller_by_adev(struct acpi_device *adev); extern struct spi_device *acpi_spi_device_alloc(struct spi_controller *ctlr, struct acpi_device *adev, int index);