vc/amd/agesa/[...]/Proc/Mem: Delete unused function

The generic MemNProgramNbPstateDependentRegistersUnb function is unused,
and generates a Coverity warning of an unused switch case. Only family
specific versions of this function are called elsewhere. Delete unused
function.

Change-Id: I2afc83861f4b3a13bfc1eef4920cd3023e608e94
Signed-off-by: Joe Moore <awokd@danwin1210.me>
Found-by: Coverity CID 1241810
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38493
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

4 files changed, 0 insertions, 115 deletions

diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/mndct.c b/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/mndct.c
index 00024e2fa4..724202b663 100644
--- a/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/mndct.c
+++ b/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/mndct.c
@@ -1933,62 +1933,6 @@ MemNChangeFrequencyUnb (
   }
 }
 
-
-/* -----------------------------------------------------------------------------*/
-/**
- *
- *  This function calculates and programs NB P-state dependent registers
- *
- *     @param[in,out]   *NBPtr   - Pointer to the MEM_NB_BLOCK
- *
- */
-
-VOID
-MemNProgramNbPstateDependentRegistersUnb (
-  IN OUT   MEM_NB_BLOCK *NBPtr
-  )
-{
-  UINT8 RdPtrInit;
-  UINT8 Dct;
-
-  RdPtrInit = (NBPtr->DCTPtr->Timings.Speed <= DDR1600_FREQUENCY) ? 6 : 5;
-  MemNBrdcstSetNb (NBPtr, BFRdPtrInit, RdPtrInit);
-  IDS_HDT_CONSOLE (MEM_FLOW, "\t\tRdPtr: %d\n", RdPtrInit);
-
-  switch (RdPtrInit) {
-  case 4:
-    if (MemNGetBitFieldNb (NBPtr, BFNbPsSel) == 0) {
-      MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 2);
-    } else {
-      MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 1);
-    }
-    break;
-  case 5:
-    MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 1);
-    break;
-  case 6:
-    MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 0);
-    break;
-  default:
-    ASSERT (FALSE);
-  }
-
-  for (Dct = 0; Dct < NBPtr->DctCount; Dct++) {
-    MemNSwitchDCTNb (NBPtr, Dct);
-    if (NBPtr->DCTPtr->Timings.DctMemSize != 0) {
-      // Set ProcOdtAdv
-      if (NBPtr->DCTPtr->Timings.Speed <= DDR1333_FREQUENCY) {
-        MemNSetBitFieldNb (NBPtr, BFProcOdtAdv, 0);
-      } else {
-        MemNSetBitFieldNb (NBPtr, BFProcOdtAdv, 0x4000);
-      }
-    }
-  }
-
-  NBPtr->FamilySpecificHook[OverrideDataTxFifoWrDly] (NBPtr, NBPtr);
-  IDS_OPTION_HOOK (IDS_NBPS_REG_OVERRIDE, NBPtr, &NBPtr->MemPtr->StdHeader);
-}
-
 /* -----------------------------------------------------------------------------*/
 CONST UINT8 PllDivTab[] = {0, 0, 0, 2, 3, 3, 2, 3};
 CONST UINT8 PllMultTab[] = {0, 0, 0, 16, 32, 40, 32, 56};
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/mn.h b/src/vendorcode/amd/agesa/f14/Proc/Mem/mn.h
index e25c9389f0..a17906a448 100644
--- a/src/vendorcode/amd/agesa/f14/Proc/Mem/mn.h
+++ b/src/vendorcode/amd/agesa/f14/Proc/Mem/mn.h
@@ -1186,11 +1186,6 @@ MemNChangeFrequencyUnb (
   );
 
 VOID
-MemNProgramNbPstateDependentRegistersUnb (
-  IN OUT   MEM_NB_BLOCK *NBPtr
-  );
-
-VOID
 MemNProgramNbPstateDependentRegistersClientNb (
   IN OUT   MEM_NB_BLOCK *NBPtr
   );
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/Mem/NB/mndct.c b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/NB/mndct.c
index a3b5d764d1..6aa4868b7f 100644
--- a/src/vendorcode/amd/agesa/f15tn/Proc/Mem/NB/mndct.c
+++ b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/NB/mndct.c
@@ -2310,55 +2310,6 @@ MemNChangeFrequencyUnb (
   MemFInitTableDrive (NBPtr, MTAfterFreqChg);
 }
 
-
-/* -----------------------------------------------------------------------------*/
-/**
- *
- *  This function calculates and programs NB P-state dependent registers
- *
- *     @param[in,out]   *NBPtr   - Pointer to the MEM_NB_BLOCK
- *
- */
-
-VOID
-MemNProgramNbPstateDependentRegistersUnb (
-  IN OUT   MEM_NB_BLOCK *NBPtr
-  )
-{
-  UINT8 RdPtrInit;
-
-  RdPtrInit = (NBPtr->DCTPtr->Timings.Speed <= DDR1600_FREQUENCY) ? 6 : 4;
-  MemNBrdcstSetNb (NBPtr, BFRdPtrInit, RdPtrInit);
-  IDS_HDT_CONSOLE (MEM_FLOW, "\t\tRdPtr: %d\n", RdPtrInit);
-
-  MemFInitTableDrive (NBPtr, MTAfterNbPstateChange);
-
-  IDS_HDT_CONSOLE_DEBUG_CODE (
-    RdPtrInit = (UINT8) MemNGetBitFieldNb (NBPtr, BFRdPtrInit);
-  );
-
-  switch (RdPtrInit) {
-  case 4:
-    if (MemNGetBitFieldNb (NBPtr, BFNbPsSel) == 0) {
-      MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 2);
-    } else {
-      MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 1);
-    }
-    break;
-  case 5:
-    MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 1);
-    break;
-  case 6:
-    MemNBrdcstSetNb (NBPtr, BFDataTxFifoWrDly, 0);
-    break;
-  default:
-    ASSERT (FALSE);
-  }
-
-  NBPtr->FamilySpecificHook[OverrideDataTxFifoWrDly] (NBPtr, NBPtr);
-  IDS_OPTION_HOOK (IDS_NBPS_REG_OVERRIDE, NBPtr, &NBPtr->MemPtr->StdHeader);
-}
-
 /* -----------------------------------------------------------------------------*/
 CONST UINT8 PllDivTab[] = {0, 0, 0, 2, 3, 3, 2, 3};
 CONST UINT8 PllMultTab[] = {0, 0, 0, 16, 32, 40, 32, 56};
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/Mem/mn.h b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/mn.h
index 4be78a30fe..c09e2beff7 100644
--- a/src/vendorcode/amd/agesa/f15tn/Proc/Mem/mn.h
+++ b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/mn.h
@@ -1290,11 +1290,6 @@ MemNChangeFrequencyUnb (
   );
 
 VOID
-MemNProgramNbPstateDependentRegistersUnb (
-  IN OUT   MEM_NB_BLOCK *NBPtr
-  );
-
-VOID
 MemNProgramNbPstateDependentRegistersClientNb (
   IN OUT   MEM_NB_BLOCK *NBPtr
   );