staging: vc04_services: fix up rpi firmware functions
The raspberrypi-firmware.h file should provide empty functions if we
aren't building in that option. This makes it easier to test-build
code, and not have odd warnings about unused variables if you just try
to #define away the functions.
Cc: Daniel Stone <daniels@collabora.com>
Cc: "Noralf Trønnes" <noralf@tronnes.org>
Cc: Pranith Kumar <bobby.prani@gmail.com>
Cc: popcornmix <popcornmix@gmail.com>
Cc: Eric Anholt <eric@anholt.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h
index a06baff..cb979ad 100644
--- a/include/soc/bcm2835/raspberrypi-firmware.h
+++ b/include/soc/bcm2835/raspberrypi-firmware.h
@@ -115,10 +115,29 @@ enum rpi_firmware_property_tag {
RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001,
};
+#if IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE)
int rpi_firmware_property(struct rpi_firmware *fw,
u32 tag, void *data, size_t len);
int rpi_firmware_property_list(struct rpi_firmware *fw,
void *data, size_t tag_size);
struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node);
+#else
+static inline int rpi_firmware_property(struct rpi_firmware *fw, u32 tag,
+ void *data, size_t len)
+{
+ return 0;
+}
+
+static inline int rpi_firmware_property_list(struct rpi_firmware *fw,
+ void *data, size_t tag_size)
+{
+ return 0;
+}
+
+static inline struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node)
+{
+ return NULL;
+}
+#endif
#endif /* __SOC_RASPBERRY_FIRMWARE_H__ */
