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-rw-r--r--include/linux/spi/spi.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 0346a3ff27fd..d159cef12f1a 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -16,6 +16,7 @@
#include <linux/gpio/consumer.h>
#include <uapi/linux/spi/spi.h>
+#include <linux/acpi.h>
struct dma_chan;
struct software_node;
@@ -759,6 +760,11 @@ extern int devm_spi_register_controller(struct device *dev,
struct spi_controller *ctlr);
extern void spi_unregister_controller(struct spi_controller *ctlr);
+#if IS_ENABLED(CONFIG_ACPI)
+extern struct spi_device *acpi_spi_device_alloc(struct spi_controller *ctlr,
+ struct acpi_device *adev);
+#endif
+
/*
* SPI resource management while processing a SPI message
*/