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From: "Leif Lindholm" <leif@nuviainc.com>
To: Ming Huang <huangming23@huawei.com>
Cc: devel@edk2.groups.io, ard.biesheuvel@linaro.org,
	lidongzhan@huawei.com, songdongkuang@huawei.com,
	wanghuiqiang@huawei.com, qiuliangen@huawei.com,
	shenlimei@huawei.com, xiewenyi2@huawei.com
Subject: Re: [PATCH edk2-platforms v1 2/2] Silicon/Hisilicon/Smbios: Optimize type 9
Date: Mon, 8 Jun 2020 20:09:48 +0100	[thread overview]
Message-ID: <20200608190948.GX28566@vanye> (raw)
In-Reply-To: <1591625397-82711-3-git-send-email-huangming23@huawei.com>

On Mon, Jun 08, 2020 at 22:09:57 +0800, Ming Huang wrote:
> 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
> 

      reply	other threads:[~2020-06-08 19:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-08 14:09 [PATCH edk2-platforms v1 0/2] Optimize type 9 huangming23
2020-06-08 14:09 ` [PATCH edk2-platforms v1 1/2] Silicon/Hisilicon/Smbios: correct coding style issue in " Ming Huang
2020-06-08 15:41   ` Leif Lindholm
2020-06-09 13:39     ` Ming Huang
2020-06-08 14:09 ` [PATCH edk2-platforms v1 2/2] Silicon/Hisilicon/Smbios: Optimize " Ming Huang
2020-06-08 19:09   ` Leif Lindholm [this message]

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