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From: "Ming Huang" <huangming23@huawei.com>
To: <devel@edk2.groups.io>, <leif@nuviainc.com>, <ard.biesheuvel@linaro.org>
Cc: <lidongzhan@huawei.com>, <huangming23@huawei.com>,
	<songdongkuang@huawei.com>, <wanghuiqiang@huawei.com>,
	<qiuliangen@huawei.com>, <shenlimei@huawei.com>,
	<xiewenyi2@huawei.com>
Subject: [PATCH edk2-platforms v2 2/2] Silicon/Hisilicon/Smbios: Optimize type 9
Date: Tue, 9 Jun 2020 21:41:08 +0800	[thread overview]
Message-ID: <1591710068-49992-3-git-send-email-huangming23@huawei.com> (raw)
In-Reply-To: <1591710068-49992-1-git-send-email-huangming23@huawei.com>

Break down AddSmbiosType9Entry to three funtions for optimizing
Smbios type 9.

Signed-off-by: Ming Huang <huangming23@huawei.com>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
---
 Silicon/Hisilicon/Drivers/Smbios/AddSmbiosType9/AddSmbiosType9.c | 173 +++++++++++---------
 1 file changed, 95 insertions(+), 78 deletions(-)

diff --git a/Silicon/Hisilicon/Drivers/Smbios/AddSmbiosType9/AddSmbiosType9.c b/Silicon/Hisilicon/Drivers/Smbios/AddSmbiosType9/AddSmbiosType9.c
index 2398c6b..57e049a 100644
--- a/Silicon/Hisilicon/Drivers/Smbios/AddSmbiosType9/AddSmbiosType9.c
+++ b/Silicon/Hisilicon/Drivers/Smbios/AddSmbiosType9/AddSmbiosType9.c
@@ -75,38 +75,16 @@ UpdateSmbiosType9Info (
   return;
 }
 
-EFI_STATUS
-EFIAPI
-AddSmbiosType9Entry (
-  IN EFI_HANDLE            ImageHandle,
-  IN EFI_SYSTEM_TABLE      *SystemTable
+STATIC
+VOID
+EmptySmbiosType9 (
+  EFI_SMBIOS_PROTOCOL                 *Smbios
   )
 {
   EFI_STATUS                          Status;
   EFI_SMBIOS_TYPE                     SmbiosType;
   EFI_SMBIOS_HANDLE                   SmbiosHandle;
-  EFI_SMBIOS_PROTOCOL                 *Smbios;
   EFI_SMBIOS_TABLE_HEADER             *Record;
-  SMBIOS_TABLE_TYPE9                  *Type9Record;
-  SMBIOS_TABLE_TYPE9                  *SmbiosRecord = NULL;
-  CHAR8                               *OptionalStrStart;
-
-  UINT8                               SmbiosAddType9Number;
-  UINT8                               Index;
-
-  CHAR16                              *SlotDesignation = NULL;
-  UINTN                               SlotDesignationStrLen;
-
-  Status = gBS->LocateProtocol (
-                  &gEfiSmbiosProtocolGuid,
-                  NULL,
-                  (VOID **) &Smbios
-                  );
-  if (EFI_ERROR (Status)) {
-      DEBUG ((DEBUG_ERROR, "[%a]:[%dL] LocateProtocol Failed. Status : %r\n",
-        __FUNCTION__, __LINE__, Status));
-      return Status;
-  }
 
   do {
     SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
@@ -122,76 +100,115 @@ AddSmbiosType9Entry (
     }
   } while (SmbiosHandle != SMBIOS_HANDLE_PI_RESERVED);
 
-  SmbiosAddType9Number = OemGetPcieSlotNumber ();
+  return;
+}
 
-  for (Index = 0; Index < SmbiosAddType9Number; Index++) {
-    if (gPcieSlotInfo[Index].Hdr.Type != EFI_SMBIOS_TYPE_SYSTEM_SLOTS) {
-      continue;
-    }
+STATIC
+EFI_STATUS
+AddSmbiosType9Record (
+  EFI_SMBIOS_PROTOCOL                 *Smbios,
+  SMBIOS_TABLE_TYPE9                  *Type9Record
+  )
+{
+  EFI_STATUS                          Status;
+  EFI_SMBIOS_HANDLE                   SmbiosHandle;
+  SMBIOS_TABLE_TYPE9                  *SmbiosRecord;
+  CHAR8                               *OptionalStrStart;
+  CHAR16                              SlotDesignation[SMBIOS_STRING_MAX_LENGTH];
+  UINTN                               SlotStrLen;
+
+  SlotStrLen = UnicodeSPrint (
+                 SlotDesignation,
+                 SMBIOS_STRING_MAX_LENGTH * 2,
+                 L"PCIE Slot%d",
+                 Type9Record->SlotID);
+
+  //
+  // Two zeros following the last string.
+  //
+  SmbiosRecord = AllocateZeroPool (sizeof (SMBIOS_TABLE_TYPE9) + SlotStrLen + 1 + 1);
+  if (SmbiosRecord == NULL) {
+    DEBUG ((DEBUG_ERROR, "AllocateZeroPool Failed for SmbiosRecord.\n"));
+    return EFI_OUT_OF_RESOURCES;
+  }
 
-    Type9Record = &gPcieSlotInfo[Index];
+  (VOID)CopyMem (SmbiosRecord, Type9Record, sizeof (SMBIOS_TABLE_TYPE9));
+  SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE9);
+  OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
+  (VOID)UnicodeStrToAsciiStr (SlotDesignation, OptionalStrStart);
 
-    UpdateSmbiosType9Info (Type9Record);
-    SlotDesignation = AllocateZeroPool ((sizeof (CHAR16)) * SMBIOS_STRING_MAX_LENGTH);
-    if (SlotDesignation == NULL) {
-      Status = EFI_OUT_OF_RESOURCES;
-      DEBUG ((DEBUG_ERROR, "[%a]:[%dL] AllocateZeroPool Failed. Status : %r\n",
-        __FUNCTION__, __LINE__, Status));
+  //
+  // Now we have got the full smbios record, call smbios protocol to add this record.
+  //
+  SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
+  Status = Smbios->Add (Smbios, NULL, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *)SmbiosRecord);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "Add Smbios Type09 Failed! %r\n", Status));
+  }
 
-      goto Exit;
-    }
+  FreePool (SmbiosRecord);
+  return Status;
+}
 
-    SlotDesignationStrLen = UnicodeSPrint (
-                              SlotDesignation,
-                              SMBIOS_STRING_MAX_LENGTH - 1,
-                              L"PCIE Slot%d",
-                              Type9Record->SlotID);
-
-    //
-    // Two zeros following the last string.
-    //
-    SmbiosRecord = AllocateZeroPool (sizeof (SMBIOS_TABLE_TYPE9) + SlotDesignationStrLen + 1 + 1);
-    if (SmbiosRecord == NULL) {
-      Status = EFI_OUT_OF_RESOURCES;
-      DEBUG ((DEBUG_ERROR, "[%a]:[%dL] AllocateZeroPool Failed. Status : %r\n",
-        __FUNCTION__, __LINE__, Status));
+STATIC
+VOID
+HandleSmbiosType9 (
+  EFI_SMBIOS_PROTOCOL                 *Smbios
+  )
+{
+  EFI_STATUS                          Status;
+  SMBIOS_TABLE_TYPE9                  *Type9Record;
+  UINT8                               RecordCount;
+  UINT8                               Index;
 
-      goto Exit;
-    }
+  RecordCount = OemGetPcieSlotNumber ();
+  if (RecordCount == 0) {
+    return;
+  }
 
-    (VOID)CopyMem (SmbiosRecord, Type9Record, sizeof (SMBIOS_TABLE_TYPE9));
+  EmptySmbiosType9 (Smbios);
+  Status = EFI_SUCCESS;
+  for (Index = 0; Index < RecordCount; Index++) {
+    if (gPcieSlotInfo[Index].Hdr.Type != EFI_SMBIOS_TYPE_SYSTEM_SLOTS) {
+      continue;
+    }
 
-    SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE9);
+    Type9Record = &gPcieSlotInfo[Index];
 
-    OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
-    UnicodeStrToAsciiStr (SlotDesignation, OptionalStrStart);
+    UpdateSmbiosType9Info (Type9Record);
 
-    //
-    // Now we have got the full smbios record, call smbios protocol to add this record.
-    //
-    SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
-    Status = Smbios->Add (Smbios, NULL, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *)SmbiosRecord);
+    Status = AddSmbiosType9Record (Smbios, Type9Record);
     if (EFI_ERROR (Status)) {
-      DEBUG ((DEBUG_ERROR, "[%a]:[%dL] Smbios Type09 Table Log Failed! %r \n",
-        __FUNCTION__, __LINE__, Status));
-      goto Exit;
+      break;
     }
-
-    FreePool (SmbiosRecord);
-    FreePool (SlotDesignation);
   }
 
-  return EFI_SUCCESS;
+  return;
+}
 
-Exit:
-  if(SmbiosRecord != NULL) {
-    FreePool (SmbiosRecord);
-  }
+EFI_STATUS
+EFIAPI
+AddSmbiosType9Entry (
+  IN EFI_HANDLE            ImageHandle,
+  IN EFI_SYSTEM_TABLE      *SystemTable
+  )
+{
+  EFI_STATUS                          Status;
+  EFI_SMBIOS_PROTOCOL                 *Smbios;
 
-  if(SlotDesignation != NULL) {
-    FreePool (SlotDesignation);
+  Status = gBS->LocateProtocol (
+                  &gEfiSmbiosProtocolGuid,
+                  NULL,
+                  (VOID **) &Smbios
+                  );
+  if (EFI_ERROR (Status)) {
+      DEBUG ((DEBUG_ERROR, "[%a]:[%dL] LocateProtocol Failed. Status : %r\n",
+        __FUNCTION__, __LINE__, Status));
+      return Status;
   }
 
+  HandleSmbiosType9 (Smbios);
+
   return Status;
 }
 
-- 
2.8.1


  parent reply	other threads:[~2020-06-09 13:43 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-09 13:41 [PATCH edk2-platforms v2 0/2] Optimize Smbios type 9 Ming Huang
2020-06-09 13:41 ` [PATCH edk2-platforms v2 1/2] Silicon/Hisilicon/Smbios: correct coding style issue in " Ming Huang
2020-06-09 13:41 ` Ming Huang [this message]
2020-06-16 14:32 ` [edk2-devel] [PATCH edk2-platforms v2 0/2] Optimize Smbios " Leif Lindholm

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