Add rsmi_dev_serial_number_get()

Also correct whitespace issues

Change-Id: I7ffe23672304c31ed08d7148b04a19a7d4c3d7ef


[ROCm/amdsmi commit: cf13d6f4d8]

projects/amdsmi/include/rocm_smi/rocm_smi.h

@@ -782,6 +782,29 @@ rsmi_status_t rsmi_dev_name_get(uint32_t dv_ind, char *name, size_t len);
  */
 rsmi_status_t rsmi_dev_vendor_name_get(uint32_t id, char *name, size_t len);
 
+/**
+ * @brief Get the serial number string for a device
+ *
+ * @details Given a device index @p dv_ind, a pointer to a buffer of chars
+ * @p serial_num, and the length of the provided buffer @p len, this function
+ * will write the serial number string (up to @p len characters) to the buffer
+ * pointed to by @p serial_num.
+ *
+ *  @param[in] dv_ind a device index
+ *
+ *  @param[inout] serial_num a pointer to caller-provided memory to which the
+ *  serial number will be written
+ *
+ *  @param[in] len the length of the caller provided buffer @p serial_num.
+ *
+ *  @retval ::RSMI_STATUS_SUCCESS is returned upon successful call.
+ *  @retval ::RSMI_STATUS_INSUFFICIENT_SIZE is returned if @p len bytes is not
+ *  large enough to hold the entire name. In this case, only @p len bytes will
+ *  be written.
+ *
+ */
+rsmi_status_t rsmi_dev_serial_number_get(uint32_t dv_ind,
+                                              char *serial_num, uint32_t len);
 /**
  *  @brief Get the subsystem device id associated with the device with
  *  provided device index.

projects/amdsmi/include/rocm_smi/rocm_smi_device.h

@@ -118,6 +118,7 @@ enum DevInfoTypes {
   kDevFwVersionUvd,
   kDevFwVersionVce,
   kDevFwVersionVcn,
+  kDevSerialNumber,
 };
 
 class Device {