[PATCH 16/79] MdeModulePkg/Bus/Scsi: Fix various typos

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

From: Antoine Coeur <coeur@gmx.fr>

Fix various typos in comments and documentation.

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daude <philmd@redhat.com>
---
 MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.h   |  4 +--
 MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h | 10 +++---
 MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.c   |  6 ++--
 MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c | 32 ++++++++++----------
 4 files changed, 26 insertions(+), 26 deletions(-)

diff --git a/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.h b/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.h
index 917e937520a8..97581866b6f7 100644
--- a/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.h
+++ b/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.h
@@ -50,7 +50,7 @@ typedef struct {
 } SCSI_EVENT_DATA;
 
 //
-// SCSI Bus Controller device strcuture
+// SCSI Bus Controller device structure
 //
 #define SCSI_BUS_DEVICE_SIGNATURE  SIGNATURE_32 ('s', 'c', 's', 'i')
 
@@ -450,7 +450,7 @@ ScsiExecuteSCSICommand (
 
   @param  This           Protocol instance pointer
   @param  Controller     Controller handle
-  @param  TargetId       Tartget to be scanned
+  @param  TargetId       Target to be scanned
   @param  Lun            The Lun of the SCSI device on the SCSI channel.
   @param  ScsiBusDev     The pointer of SCSI_BUS_DEVICE
 
diff --git a/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h b/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h
index 2d8679ec6fd0..ed9bbd6f8ba8 100644
--- a/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h
+++ b/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h
@@ -185,7 +185,7 @@ extern EFI_COMPONENT_NAME2_PROTOCOL  gScsiDiskComponentName2;
 //
 // SCSI Disk Timeout Experience Value
 //
-// As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, the timout
+// As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, the timeout
 // value is updated to 30s to follow ATA/ATAPI spec in which the device may take up to 30s
 // to respond command.
 //
@@ -412,7 +412,7 @@ ScsiDiskComponentNameGetControllerName (
   @retval EFI_SUCCESS          The device was reset.
   @retval EFI_DEVICE_ERROR     The device is not functioning properly and could
                                not be reset.
-  @return EFI_STATUS is retured from EFI_SCSI_IO_PROTOCOL.ResetDevice().
+  @return EFI_STATUS is returned from EFI_SCSI_IO_PROTOCOL.ResetDevice().
 
 **/
 EFI_STATUS
@@ -464,7 +464,7 @@ ScsiDiskReadBlocks (
   @retval EFI_WRITE_PROTECTED   The device can not be written to.
   @retval EFI_DEVICE_ERROR      Fail to detect media.
   @retval EFI_NO_MEDIA          Media is not present.
-  @retval EFI_MEDIA_CHNAGED     Media has changed.
+  @retval EFI_MEDIA_CHANGED     Media has changed.
   @retval EFI_BAD_BUFFER_SIZE   The Buffer was not a multiple of the block size of the device.
   @retval EFI_INVALID_PARAMETER Invalid parameter passed in.
 
@@ -1010,7 +1010,7 @@ CheckTargetStatus (
 
   When encountering error during the process, if retrieve sense keys before
   error encountered, it returns the sense keys with return status set to EFI_SUCCESS,
-  and NeedRetry set to FALSE; otherwize, return the proper return status.
+  and NeedRetry set to FALSE; otherwise, return the proper return status.
 
   @param  ScsiDiskDevice     The pointer of SCSI_DISK_DEV
   @param  NeedRetry          The pointer of flag indicates if need a retry
@@ -1444,7 +1444,7 @@ ScsiDiskIsHardwareError (
   @param  SenseCounts  The number of sense key
 
   @retval TRUE   Media is changed.
-  @retval FALSE  Medit is NOT changed.
+  @retval FALSE  Media is NOT changed.
 **/
 BOOLEAN
 ScsiDiskIsMediaChange (
diff --git a/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.c b/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.c
index 1caffd38cdcb..27b554ad3e1d 100644
--- a/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.c
+++ b/MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBus.c
@@ -487,7 +487,7 @@ SCSIBusDriverBindingStart (
   } else {
     //
     // If RemainingDevicePath is the End of Device Path Node,
-    // skip enumerate any device and return EFI_SUCESSS
+    // skip enumerate any device and return EFI_SUCCESS
     //
     ScanOtherPuns = FALSE;
   }
@@ -644,7 +644,7 @@ SCSIBusDriverBindingStop (
              );
       //
       // When Start() succeeds to open ExtPassThru, it always tries to open PassThru BY_DRIVER.
-      // Its intent is to prevent another SCSI Bus Driver from woking on the same host handle.
+      // Its intent is to prevent another SCSI Bus Driver from working on the same host handle.
       // So Stop() needs to try to close PassThru if present here.
       //
       gBS->CloseProtocol (
@@ -1099,7 +1099,7 @@ ScsiExecuteSCSICommand (
 
   @param  This           Protocol instance pointer
   @param  Controller     Controller handle
-  @param  TargetId       Tartget to be scanned
+  @param  TargetId       Target to be scanned
   @param  Lun            The Lun of the SCSI device on the SCSI channel.
   @param  ScsiBusDev     The pointer of SCSI_BUS_DEVICE
 
diff --git a/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c b/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
index 6bfcf03a4b41..c80e78fa8a6b 100644
--- a/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
+++ b/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
@@ -704,7 +704,7 @@ Done:
   @retval EFI_WRITE_PROTECTED   The device can not be written to.
   @retval EFI_DEVICE_ERROR      Fail to detect media.
   @retval EFI_NO_MEDIA          Media is not present.
-  @retval EFI_MEDIA_CHNAGED     Media has changed.
+  @retval EFI_MEDIA_CHANGED     Media has changed.
   @retval EFI_BAD_BUFFER_SIZE   The Buffer was not a multiple of the block size of the device.
   @retval EFI_INVALID_PARAMETER Invalid parameter passed in.
 
@@ -3166,7 +3166,7 @@ CheckTargetStatus (
 
   When encountering error during the process, if retrieve sense keys before
   error encountered, it returns the sense keys with return status set to EFI_SUCCESS,
-  and NeedRetry set to FALSE; otherwize, return the proper return status.
+  and NeedRetry set to FALSE; otherwise, return the proper return status.
 
   @param  ScsiDiskDevice     The pointer of SCSI_DISK_DEV
   @param  NeedRetry          The pointer of flag indicates if need a retry
@@ -3438,7 +3438,7 @@ ScsiDiskReadSectors (
     // As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, we have to use
     // the lowest transfer rate to calculate the possible maximum timeout value for each operation.
     // From the above table, we could know 2.1Mbytes per second is lowest one.
-    // The timout value is rounded up to nearest integar and here an additional 30s is added
+    // The timeout value is rounded up to nearest integer and here an additional 30s is added
     // to follow ATA spec in which it mentioned that the device may take up to 30s to respond
     // commands in the Standby/Idle mode.
     //
@@ -3482,7 +3482,7 @@ ScsiDiskReadSectors (
       // it is invalid to request more sectors in the CDB than the entire
       // transfer (ie. ByteCount) can carry.
       //
-      // In addition, ByteCount is only expected to go down, or stay unchaged.
+      // In addition, ByteCount is only expected to go down, or stay unchanged.
       // Therefore we don't need to update Timeout: the original timeout should
       // accommodate shorter transfers too.
       //
@@ -3603,7 +3603,7 @@ ScsiDiskWriteSectors (
     // As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, we have to use
     // the lowest transfer rate to calculate the possible maximum timeout value for each operation.
     // From the above table, we could know 2.1Mbytes per second is lowest one.
-    // The timout value is rounded up to nearest integar and here an additional 30s is added
+    // The timeout value is rounded up to nearest integer and here an additional 30s is added
     // to follow ATA spec in which it mentioned that the device may take up to 30s to respond
     // commands in the Standby/Idle mode.
     //
@@ -3646,7 +3646,7 @@ ScsiDiskWriteSectors (
       // it is invalid to request more sectors in the CDB than the entire
       // transfer (ie. ByteCount) can carry.
       //
-      // In addition, ByteCount is only expected to go down, or stay unchaged.
+      // In addition, ByteCount is only expected to go down, or stay unchanged.
       // Therefore we don't need to update Timeout: the original timeout should
       // accommodate shorter transfers too.
       //
@@ -3787,7 +3787,7 @@ ScsiDiskAsyncReadSectors (
     // we have to use the lowest transfer rate to calculate the possible
     // maximum timeout value for each operation.
     // From the above table, we could know 2.1Mbytes per second is lowest one.
-    // The timout value is rounded up to nearest integar and here an additional
+    // The timeout value is rounded up to nearest integer and here an additional
     // 30s is added to follow ATA spec in which it mentioned that the device
     // may take up to 30s to respond commands in the Standby/Idle mode.
     //
@@ -4004,7 +4004,7 @@ ScsiDiskAsyncWriteSectors (
     // we have to use the lowest transfer rate to calculate the possible
     // maximum timeout value for each operation.
     // From the above table, we could know 2.1Mbytes per second is lowest one.
-    // The timout value is rounded up to nearest integar and here an additional
+    // The timeout value is rounded up to nearest integer and here an additional
     // 30s is added to follow ATA spec in which it mentioned that the device
     // may take up to 30s to respond commands in the Standby/Idle mode.
     //
@@ -4143,10 +4143,10 @@ ScsiDiskRead10 (
   UINTN       Action;
 
   //
-  // Implement a backoff algorithem to resolve some compatibility issues that
+  // Implement a backoff algorithm to resolve some compatibility issues that
   // some SCSI targets or ATAPI devices couldn't correctly response reading/writing
   // big data in a single operation.
-  // This algorithem will at first try to execute original request. If the request fails
+  // This algorithm will at first try to execute original request. If the request fails
   // with media error sense data or else, it will reduce the transfer length to half and
   // try again till the operation succeeds or fails with one sector transfer length.
   //
@@ -4268,10 +4268,10 @@ ScsiDiskWrite10 (
   UINTN       Action;
 
   //
-  // Implement a backoff algorithem to resolve some compatibility issues that
+  // Implement a backoff algorithm to resolve some compatibility issues that
   // some SCSI targets or ATAPI devices couldn't correctly response reading/writing
   // big data in a single operation.
-  // This algorithem will at first try to execute original request. If the request fails
+  // This algorithm will at first try to execute original request. If the request fails
   // with media error sense data or else, it will reduce the transfer length to half and
   // try again till the operation succeeds or fails with one sector transfer length.
   //
@@ -4391,10 +4391,10 @@ ScsiDiskRead16 (
   UINTN       Action;
 
   //
-  // Implement a backoff algorithem to resolve some compatibility issues that
+  // Implement a backoff algorithm to resolve some compatibility issues that
   // some SCSI targets or ATAPI devices couldn't correctly response reading/writing
   // big data in a single operation.
-  // This algorithem will at first try to execute original request. If the request fails
+  // This algorithm will at first try to execute original request. If the request fails
   // with media error sense data or else, it will reduce the transfer length to half and
   // try again till the operation succeeds or fails with one sector transfer length.
   //
@@ -4515,10 +4515,10 @@ ScsiDiskWrite16 (
   UINTN       Action;
 
   //
-  // Implement a backoff algorithem to resolve some compatibility issues that
+  // Implement a backoff algorithm to resolve some compatibility issues that
   // some SCSI targets or ATAPI devices couldn't correctly response reading/writing
   // big data in a single operation.
-  // This algorithem will at first try to execute original request. If the request fails
+  // This algorithm will at first try to execute original request. If the request fails
   // with media error sense data or else, it will reduce the transfer length to half and
   // try again till the operation succeeds or fails with one sector transfer length.
   //
-- 
2.21.0