Change API to get the driver date

Support the driver date from libdrm.

Change-Id: I88e694732b538220e11fdb4029712bb5a6f44380


[ROCm/amdsmi commit: 55bf9cbe13]

projects/amdsmi/include/amd_smi/amdsmi.h

@@ -375,6 +375,11 @@ typedef struct {
   uint32_t reserved[3];
 } amdsmi_asic_info_t;
 
+typedef struct {
+	char  driver_version[AMDSMI_MAX_STRING_LENGTH];
+	char  driver_date[AMDSMI_MAX_STRING_LENGTH];
+} amdsmi_driver_info_t;
+
 typedef struct {
   uint64_t serial_number;
   bool  is_master;
@@ -3205,13 +3210,13 @@ amdsmi_get_gpu_device_uuid(amdsmi_processor_handle processor_handle, unsigned in
  *                  string buffer. As output parameter length of the returned
  *                  string buffer.
  *
- *  @param[out]     version Version information in string format. Must be
+ *  @param[out]     info Reference to driver information structure. Must be
  *                  allocated by user.
  *
  *  @return ::amdsmi_status_t | ::AMDSMI_STATUS_SUCCESS on success, non-zero on fail
  */
 amdsmi_status_t
-amdsmi_get_gpu_driver_version(amdsmi_processor_handle processor_handle, int *length, char *version);
+amdsmi_get_gpu_driver_info(amdsmi_processor_handle processor_handle, amdsmi_driver_info_t *info);
 
 /** @} End swversion */
 

projects/amdsmi/include/amd_smi/impl/amd_smi_drm.h

@@ -45,6 +45,7 @@
 #define AMD_SMI_INCLUDE_IMPL_AMD_SMI_DRM_H_
 
 #include <unistd.h>
+#include <xf86drm.h>
 #include <vector>
 #include <memory>
 #include <mutex>  // NOLINT
@@ -74,6 +75,7 @@ class AMDSmiDrm {
     amdsmi_status_t amdgpu_query_hw_ip(int fd, unsigned info_id,
                unsigned hw_ip_type, unsigned size, void *value);
     amdsmi_status_t amdgpu_query_vbios(int fd, void *info);
+    amdsmi_status_t amdgpu_query_driver_date(int fd, std::string& driver_date);
 
  private:
     // when file is not found, the empty string will be returned
@@ -87,6 +89,11 @@ class AMDSmiDrm {
 
     AMDSmiLibraryLoader lib_loader_;  // lazy load libdrm
     DrmCmdWriteFunc drm_cmd_write_;   // drmCommandWrite
+    using drmGetVersionFunc = drmVersionPtr (*)(int);    // drmGetVersion
+    using drmFreeVersionFunc = void (*)(drmVersionPtr);  // drmFreeVersion
+    drmGetVersionFunc drm_get_version_;
+    drmFreeVersionFunc drm_free_version_;
+
     std::mutex drm_mutex_;
 };
 

projects/amdsmi/include/amd_smi/impl/amd_smi_gpu_device.h

@@ -81,6 +81,7 @@ class AMDSmiGPUDevice: public AMDSmiProcessor {
     amdsmi_status_t amdgpu_query_fw(unsigned info_id, unsigned fw_type,
             unsigned size, void *value) const;
     amdsmi_status_t amdgpu_query_vbios(void *info) const;
+    amdsmi_status_t amdgpu_query_driver_date(std::string& date) const;
  private:
     uint32_t gpu_id_;
     uint32_t fd_;