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path: root/drivers/firmware/arm_scmi/common.h
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Diffstat (limited to 'drivers/firmware/arm_scmi/common.h')
-rw-r--r--drivers/firmware/arm_scmi/common.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h
index c46dc5215af7..6affbfdd1dec 100644
--- a/drivers/firmware/arm_scmi/common.h
+++ b/drivers/firmware/arm_scmi/common.h
@@ -141,7 +141,7 @@ scmi_revision_area_get(const struct scmi_protocol_handle *ph);
void scmi_setup_protocol_implemented(const struct scmi_protocol_handle *ph,
u8 *prot_imp);
-extern struct bus_type scmi_bus_type;
+extern const struct bus_type scmi_bus_type;
#define SCMI_BUS_NOTIFY_DEVICE_REQUEST 0
#define SCMI_BUS_NOTIFY_DEVICE_UNREQUEST 1
@@ -314,6 +314,7 @@ void shmem_fetch_notification(struct scmi_shared_mem __iomem *shmem,
void shmem_clear_channel(struct scmi_shared_mem __iomem *shmem);
bool shmem_poll_done(struct scmi_shared_mem __iomem *shmem,
struct scmi_xfer *xfer);
+bool shmem_channel_free(struct scmi_shared_mem __iomem *shmem);
/* declarations for message passing transports */
struct scmi_msg_payld;