Re: [edk2] [PATCH] MdePkg UsbFunctionIo.h: Update comments for GetDeviceInfo return status

[Gao, Liming]

Reviewed-by: Liming Gao 

>-Original Message-
>From: Zeng, Star
>Sent: Wednesday, July 19, 2017 6:29 PM
>To: edk2-devel@lists.01.org
>Cc: Zeng, Star ; Gao, Liming 
>Subject: [PATCH] MdePkg UsbFunctionIo.h: Update comments for
>GetDeviceInfo return status
>
>UEFI spec 2.6 errata B update Status Codes Returned table of the
>EFI_USBFN_IO_PROTOCOL.GetDeviceInfo function as follows:
>
>1. Update EFI_INVALID_PARAMETER description:
>Original text:
>A parameter is invalid.
>New text:
>One or more of the following conditions is TRUE:
>BufferSize is NULL.
>*BufferSize is not 0 and Buffer is NULL.
>Id in invalid.
>
>2. Update EFI_BUFFER_TOO_SMALL description:
>Original text:
>Supplied buffer isn’t large enough to hold the request string.
>New text:
>The buffer is too small to hold the buffer.
>*BufferSize has been updated with the size needed to hold the
>request string.
>
>Cc: Liming Gao 
>Contributed-under: TianoCore Contribution Agreement 1.0
>Signed-off-by: Star Zeng 
>---
> MdePkg/Include/Protocol/UsbFunctionIo.h | 10 +++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
>diff --git a/MdePkg/Include/Protocol/UsbFunctionIo.h
>b/MdePkg/Include/Protocol/UsbFunctionIo.h
>index 923c1d3527ed..ce556bdbaf31 100644
>--- a/MdePkg/Include/Protocol/UsbFunctionIo.h
>+++ b/MdePkg/Include/Protocol/UsbFunctionIo.h
>@@ -11,7 +11,7 @@
>   or interrupt transfers, alternate interfaces, or USB 3.0 functionality.
>   Future revisions of this protocol may support these or additional features.
>
>-  Copyright (c) 2015, Intel Corporation. All rights reserved.
>+  Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.
>   This program and the accompanying materials
>   are licensed and made available under the terms and conditions of the BSD
>License
>   which accompanies this distribution.  The full text of the license may be
>found at
>@@ -273,9 +273,13 @@ EFI_STATUS
> as a Unicode string.
>
>   @retval EFI_SUCCESS   The function returned successfully.
>-  @retval EFI_INVALID_PARAMETER A parameter is invalid.
>+  @retval EFI_INVALID_PARAMETER One or more of the following conditions
>is TRUE:
>+BufferSize is NULL.
>+*BufferSize is not 0 and Buffer is NULL.
>+Id in invalid.
>   @retval EFI_DEVICE_ERROR  The physical device reported an error.
>-  @retval EFI_BUFFER_TOO_SMALL  Supplied buffer isn't large enough to
>hold the request string.
>+  @retval EFI_BUFFER_TOO_SMALL  The buffer is too small to hold the buffer.
>+*BufferSize has been updated with the size 
>needed to hold
>the request string.
>
> **/
> typedef
>--
>2.7.0.windows.1

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[edk2] [PATCH] MdePkg UsbFunctionIo.h: Update comments for GetDeviceInfo return status

[Star Zeng]

UEFI spec 2.6 errata B update Status Codes Returned table of the
EFI_USBFN_IO_PROTOCOL.GetDeviceInfo function as follows:

1. Update EFI_INVALID_PARAMETER description:
Original text:
A parameter is invalid.
New text:
One or more of the following conditions is TRUE:
BufferSize is NULL.
*BufferSize is not 0 and Buffer is NULL.
Id in invalid.

2. Update EFI_BUFFER_TOO_SMALL description:
Original text:
Supplied buffer isn’t large enough to hold the request string.
New text:
The buffer is too small to hold the buffer.
*BufferSize has been updated with the size needed to hold the
request string.

Cc: Liming Gao 
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng 
---
 MdePkg/Include/Protocol/UsbFunctionIo.h | 10 +++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/MdePkg/Include/Protocol/UsbFunctionIo.h 
b/MdePkg/Include/Protocol/UsbFunctionIo.h
index 923c1d3527ed..ce556bdbaf31 100644
--- a/MdePkg/Include/Protocol/UsbFunctionIo.h
+++ b/MdePkg/Include/Protocol/UsbFunctionIo.h
@@ -11,7 +11,7 @@
   or interrupt transfers, alternate interfaces, or USB 3.0 functionality.
   Future revisions of this protocol may support these or additional features.
 
-  Copyright (c) 2015, Intel Corporation. All rights reserved.
+  Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD 
License
   which accompanies this distribution.  The full text of the license may be 
found at
@@ -273,9 +273,13 @@ EFI_STATUS
 as a Unicode string.
 
   @retval EFI_SUCCESS   The function returned successfully.
-  @retval EFI_INVALID_PARAMETER A parameter is invalid.
+  @retval EFI_INVALID_PARAMETER One or more of the following conditions is 
TRUE:
+BufferSize is NULL.
+*BufferSize is not 0 and Buffer is NULL.
+Id in invalid.
   @retval EFI_DEVICE_ERROR  The physical device reported an error.
-  @retval EFI_BUFFER_TOO_SMALL  Supplied buffer isn't large enough to hold the 
request string.
+  @retval EFI_BUFFER_TOO_SMALL  The buffer is too small to hold the buffer.
+*BufferSize has been updated with the size 
needed to hold the request string.
 
 **/
 typedef
-- 
2.7.0.windows.1

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