Merge tag 'arm-soc/for-4.17/drivers-fixes' of https://github.com/Broadcom/stblinux into fixes

This pull request contains Broadcom SoCs drivers fixes, please pull the
following:

- Geert makes the Raspberry Pi firmwware return -ENOSYS (similar to
  other subsystems) when CONFIG_RASPBERRYPI_FIRMWARE is off.

- Florian fixes an incorrect annotation in the Raspberry Pi power domain
  driver, spotted by sparse

* tag 'arm-soc/for-4.17/drivers-fixes' of https://github.com/Broadcom/stblinux:
  soc: bcm2835: Make !RASPBERRYPI_FIRMWARE dummies return failure
  soc: bcm: raspberrypi-power: Fix use of __packed

drivers/soc/bcm/raspberrypi-power.c

@@ -45,7 +45,7 @@ struct rpi_power_domains {
 struct rpi_power_domain_packet {
 	u32 domain;
 	u32 on;
-} __packet;
+};
 
 /*
  * Asks the firmware to enable or disable power on a specific power

include/soc/bcm2835/raspberrypi-firmware.h

@@ -143,13 +143,13 @@ struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node);
 static inline int rpi_firmware_property(struct rpi_firmware *fw, u32 tag,
 					void *data, size_t len)
 {
-	return 0;
+	return -ENOSYS;
 }
 
 static inline int rpi_firmware_property_list(struct rpi_firmware *fw,
 					     void *data, size_t tag_size)
 {
-	return 0;
+	return -ENOSYS;
 }
 
 static inline struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node)