2 files changed, 65 insertions, 2 deletions

diff --git a/include/linux/firmware/intel/stratix10-smc.h b/include/linux/firmware/intel/stratix10-smc.h
index a109e4ccbc7e..5be5dab50b13 100644
--- a/include/linux/firmware/intel/stratix10-smc.h
+++ b/include/linux/firmware/intel/stratix10-smc.h
@@ -67,6 +67,12 @@
  *
  * INTEL_SIP_SMC_FPGA_CONFIG_STATUS_ERROR:
  * There is error during the FPGA configuration process.
+ *
+ * INTEL_SIP_SMC_REG_ERROR:
+ * There is error during a read or write operation of the protected registers.
+ *
+ * INTEL_SIP_SMC_RSU_ERROR:
+ * There is error during a remote status update.
  */
 #define INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION           0xFFFFFFFF
 #define INTEL_SIP_SMC_STATUS_OK                         0x0
@@ -74,6 +80,7 @@
 #define INTEL_SIP_SMC_FPGA_CONFIG_STATUS_REJECTED       0x2
 #define INTEL_SIP_SMC_FPGA_CONFIG_STATUS_ERROR          0x4
 #define INTEL_SIP_SMC_REG_ERROR                         0x5
+#define INTEL_SIP_SMC_RSU_ERROR                         0x7
 
 /**
  * Request INTEL_SIP_SMC_FPGA_CONFIG_START
@@ -262,4 +269,44 @@ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_COMPLETED_WRITE)
 #define INTEL_SIP_SMC_REG_UPDATE \
         INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_REG_UPDATE)
 
+/*
+ * Request INTEL_SIP_SMC_RSU_STATUS
+ *
+ * Request remote status update boot log, call is synchronous.
+ *
+ * Call register usage:
+ * a0 INTEL_SIP_SMC_RSU_STATUS
+ * a1-7 not used
+ *
+ * Return status
+ * a0: Current Image
+ * a1: Last Failing Image
+ * a2: Version | State
+ * a3: Error details | Error location
+ *
+ * Or
+ *
+ * a0: INTEL_SIP_SMC_RSU_ERROR
+ */
+#define INTEL_SIP_SMC_FUNCID_RSU_STATUS 11
+#define INTEL_SIP_SMC_RSU_STATUS \
+        INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_RSU_STATUS)
+
+/*
+ * Request INTEL_SIP_SMC_RSU_UPDATE
+ *
+ * Request to set the offset of the bitstream to boot after reboot, call
+ * is synchronous.
+ *
+ * Call register usage:
+ * a0 INTEL_SIP_SMC_RSU_UPDATE
+ * a1 64bit physical address of the configuration data memory in flash
+ * a2-7 not used
+ *
+ * Return status
+ * a0 INTEL_SIP_SMC_STATUS_OK
+ */
+#define INTEL_SIP_SMC_FUNCID_RSU_UPDATE 12
+#define INTEL_SIP_SMC_RSU_UPDATE \
+        INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_RSU_UPDATE)
 #endif
diff --git a/include/linux/firmware/intel/stratix10-svc-client.h b/include/linux/firmware/intel/stratix10-svc-client.h
index f2fda7e1ca52..e521f172a47a 100644
--- a/include/linux/firmware/intel/stratix10-svc-client.h
+++ b/include/linux/firmware/intel/stratix10-svc-client.h
@@ -10,8 +10,10 @@
  * Service layer driver supports client names
  *
  * fpga: for FPGA configuration
+ * rsu: for remote status update
  */
 #define SVC_CLIENT_FPGA                 "fpga"
+#define SVC_CLIENT_RSU                  "rsu"
 
 /**
  * Status of the sent command, in bit number
@@ -36,6 +38,9 @@
  *
  * SVC_COMMAND_STATUS_RECONFIG_ERROR:
  * Error encountered during FPGA configuration.
+ *
+ * SVC_STATUS_RSU_OK:
+ * Secure firmware accepts the request of remote status update (RSU).
  */
 #define SVC_STATUS_RECONFIG_REQUEST_OK          0
 #define SVC_STATUS_RECONFIG_BUFFER_SUBMITTED    1
@@ -43,7 +48,8 @@
 #define SVC_STATUS_RECONFIG_COMPLETED           3
 #define SVC_STATUS_RECONFIG_BUSY                4
 #define SVC_STATUS_RECONFIG_ERROR               5
-
+#define SVC_STATUS_RSU_OK                       6
+#define SVC_STATUS_RSU_ERROR                    7
 /**
  * Flag bit for COMMAND_RECONFIG
  *
@@ -56,9 +62,11 @@
 /**
  * Timeout settings for service clients:
  * timeout value used in Stratix10 FPGA manager driver.
+ * timeout value used in RSU driver
  */
 #define SVC_RECONFIG_REQUEST_TIMEOUT_MS         100
 #define SVC_RECONFIG_BUFFER_TIMEOUT_MS          240
+#define SVC_RSU_REQUEST_TIMEOUT_MS              300
 
 struct stratix10_svc_chan;
 
@@ -81,13 +89,21 @@ struct stratix10_svc_chan;
  * @COMMAND_RECONFIG_STATUS: check the status of the configuration, return
  * status is SVC_STATUS_RECONFIG_COMPLETED, or  SVC_STATUS_RECONFIG_BUSY, or
  * SVC_STATUS_RECONFIG_ERROR
+ *
+ * @COMMAND_RSU_STATUS: request remote system update boot log, return status
+ * is log data or SVC_STATUS_RSU_ERROR
+ *
+ * @COMMAND_RSU_UPDATE: set the offset of the bitstream to boot after reboot,
+ * return status is SVC_STATUS_RSU_OK or SVC_STATUS_RSU_ERROR
  */
 enum stratix10_svc_command_code {
         COMMAND_NOOP = 0,
         COMMAND_RECONFIG,
         COMMAND_RECONFIG_DATA_SUBMIT,
         COMMAND_RECONFIG_DATA_CLAIM,
-        COMMAND_RECONFIG_STATUS
+        COMMAND_RECONFIG_STATUS,
+        COMMAND_RSU_STATUS,
+        COMMAND_RSU_UPDATE
 };
 
 /**