sdm845: remove clock setting code in MsPlatformDevicesLib

Author: strongtz

Silicon/Qualcomm/sdm845/Library/MsPlatformDevicesLib/MsPlatformDevicesLib.c

@@ -29,51 +29,6 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #include <Protocol/EFIChipInfo.h>
 #include <Protocol/EFIPlatformInfo.h>
 #include <Protocol/EFISmem.h>
-#include <Protocol/EFIClock.h>
-
-EFI_STATUS
-EFIAPI
-SetupAPSSCpuPerfLevels()
-{
-  EFI_STATUS             Status                       = EFI_SUCCESS;
-  EFI_CLOCK_PROTOCOL    *pClockProtocol               = NULL;
-  UINT32                 perfLevel                    = 0;
-  UINT32                 frequencyHz                  = 0;
-
-  Status = gBS->LocateProtocol(
-      &gEfiClockProtocolGuid, 
-      NULL, 
-      (VOID **)&pClockProtocol
-  );
-
-  if (EFI_ERROR(Status)) {
-    return Status;
-  }
-
-  DEBUG((EFI_D_INFO, "\n\n\n\n\n\n\n\n\n\n\n\n\n"));
-
-  // The 9th cluster is L3 cache
-  for (int i = 0; i < 9; i++) {
-    Status = pClockProtocol->GetMaxPerfLevel(pClockProtocol, i, &perfLevel);
-
-    if (EFI_ERROR(Status)) {
-      DEBUG((EFI_D_ERROR, "%a: Failed to get the maximum performance level for CPU %d, Status: %r\n", __FUNCTION__, i, Status));
-      return Status;
-    }
-
-    Status = pClockProtocol->SetCpuPerfLevel(pClockProtocol, i, perfLevel, &frequencyHz);
-
-    if (EFI_ERROR(Status)) {
-      DEBUG((EFI_D_ERROR, "%a: Failed to set the maximum performance level for CPU %d, Status: %r\n", __FUNCTION__, i, Status));
-      return Status;
-    }
-
-    DEBUG((EFI_D_INFO, "%a: CPU %d Now running at %d Hz\n", __FUNCTION__, i, frequencyHz));
-  }
-
-  // gBS->Stall(10 * 1000 * 1000);
-  return Status;
-}
 
 EFI_STATUS
 EFIAPI
@@ -231,8 +186,6 @@ VOID
 EFIAPI
 PlatformSetup()
 {
-  SetupAPSSCpuPerfLevels();
-
   // Allow MPSS and HLOS to access the allocated RFS Shared Memory Region
   // Normally this would be done by a driver in Linux
   // TODO: Move to a better place!

Silicon/Qualcomm/sdm845/Library/MsPlatformDevicesLib/MsPlatformDevicesLib.inf

@@ -43,5 +43,4 @@
   gEfiChipInfoProtocolGuid                      ## CONSUMES
   gQcomSMEMProtocolGuid                         ## CONSUMES
   gEfiPlatformInfoProtocolGuid                  ## CONSUMES
-  gEfiClockProtocolGuid