MdeModulePkg EhciDxe: Remove redundant functions

The functions that are never called have been removed.
They are EhcDumpRegs,EhcDisableAsyncSchd and EhcDisablePeriodSchd
https://bugzilla.tianocore.org/show_bug.cgi?id=1062

Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zhang@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c
index 76368b474865920381e69637262492c649a4ccca..71755d421b833d07ba925921f0731f83bacea2c7 100644 (file)
--- a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c
@@ -228,31 +228,4 @@ EhcDumpBuf (
   DEBUG ((EFI_D_VERBOSE, "\n"));\r
 }\r
 \r
-/**\r
-  Dump the EHCI status registers.\r
-\r
-  @param  Ehc    USB EHCI Host Controller instance\r
 \r
-**/\r
-VOID\r
-EhcDumpRegs (\r
-  IN  USB2_HC_DEV         *Ehc\r
-  )\r
-{\r
-  UINT8   Index;\r
-\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_CAPLENGTH_OFFSET   = 0x%08x\n", EhcReadCapRegister (Ehc, EHC_CAPLENGTH_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_HCSPARAMS_OFFSET   = 0x%08x\n", EhcReadCapRegister (Ehc, EHC_HCSPARAMS_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_HCCPARAMS_OFFSET   = 0x%08x\n", EhcReadCapRegister (Ehc, EHC_HCCPARAMS_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_USBCMD_OFFSET      = 0x%08x\n", EhcReadOpReg (Ehc, EHC_USBCMD_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_USBSTS_OFFSET      = 0x%08x\n", EhcReadOpReg (Ehc, EHC_USBSTS_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_USBINTR_OFFSET     = 0x%08x\n", EhcReadOpReg (Ehc, EHC_USBINTR_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_FRINDEX_OFFSET     = 0x%08x\n", EhcReadOpReg (Ehc, EHC_FRINDEX_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_CTRLDSSEG_OFFSET   = 0x%08x\n", EhcReadOpReg (Ehc,  EHC_CTRLDSSEG_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_FRAME_BASE_OFFSET  = 0x%08x\n", EhcReadOpReg (Ehc,  EHC_FRAME_BASE_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_ASYNC_HEAD_OFFSET  = 0x%08x\n", EhcReadOpReg (Ehc, EHC_ASYNC_HEAD_OFFSET)));\r
-  DEBUG ((EFI_D_VERBOSE, "  EHC_CONFIG_FLAG_OFFSET = 0x%08x\n", EhcReadOpReg (Ehc, EHC_CONFIG_FLAG_OFFSET)));\r
-  for (Index = 0; Index < (UINT8) (Ehc->HcStructParams & HCSP_NPORTS); Index++) {\r
-    DEBUG ((EFI_D_VERBOSE, "  EHC_PORT_STAT_OFFSET(%d)  = 0x%08x\n", Index, EhcReadOpReg (Ehc, EHC_PORT_STAT_OFFSET + (4 * Index))));\r
-  }\r
-}\r

diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h
index bc84bb7864f7fb468d33a436a090a34c1614e63a..a64b0551a0caff78a7239ac68565642a2c9581a4 100644 (file)
--- a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h
@@ -61,15 +61,4 @@ EhcDumpBuf (
   );\r
 \r
 \r
-/**\r
-  Dump the EHCI status registers.\r
-\r
-  @param  Ehc    USB EHCI Host Controller instance\r
-\r
-**/\r
-VOID\r
-EhcDumpRegs (\r
-  IN  USB2_HC_DEV         *Ehc\r
-  );\r
-\r
 #endif\r

diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/EhciReg.c b/MdeModulePkg/Bus/Pci/EhciDxe/EhciReg.c
index 34836eccf5fbda634c8d405c7e66499e1154c352..59752d1bdc649ba213af3465d58bf73cc38a2349 100644 (file)
--- a/MdeModulePkg/Bus/Pci/EhciDxe/EhciReg.c
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/EhciReg.c
@@ -372,29 +372,7 @@ EhcEnablePeriodSchd (
 }\r
 \r
 \r
-/**\r
-  Disable periodic schedule.\r
 \r
-  @param  Ehc               The EHCI device.\r
-  @param  Timeout           Time to wait before abort (in millisecond, ms).\r
-\r
-  @retval EFI_SUCCESS       Periodic schedule is disabled.\r
-  @retval EFI_DEVICE_ERROR  Fail to disable periodic schedule.\r
-\r
-**/\r
-EFI_STATUS\r
-EhcDisablePeriodSchd (\r
-  IN USB2_HC_DEV          *Ehc,\r
-  IN UINT32               Timeout\r
-  )\r
-{\r
-  EFI_STATUS              Status;\r
-\r
-  EhcClearOpRegBit (Ehc, EHC_USBCMD_OFFSET, USBCMD_ENABLE_PERIOD);\r
-\r
-  Status = EhcWaitOpRegBit (Ehc, EHC_USBSTS_OFFSET, USBSTS_PERIOD_ENABLED, FALSE, Timeout);\r
-  return Status;\r
-}\r
 \r
 \r
 \r
@@ -424,29 +402,7 @@ EhcEnableAsyncSchd (
 \r
 \r
 \r
-/**\r
-  Disable asynchrounous schedule.\r
 \r
-  @param  Ehc          The EHCI device.\r
-  @param  Timeout      Time to wait before abort (in millisecond, ms).\r
-\r
-  @retval EFI_SUCCESS  The asynchronous schedule is disabled.\r
-  @return Others       Failed to disable the asynchronous schedule.\r
-\r
-**/\r
-EFI_STATUS\r
-EhcDisableAsyncSchd (\r
-  IN USB2_HC_DEV          *Ehc,\r
-  IN UINT32               Timeout\r
-  )\r
-{\r
-  EFI_STATUS  Status;\r
-\r
-  EhcClearOpRegBit (Ehc, EHC_USBCMD_OFFSET, USBCMD_ENABLE_ASYNC);\r
-\r
-  Status = EhcWaitOpRegBit (Ehc, EHC_USBSTS_OFFSET, USBSTS_ASYNC_ENABLED, FALSE, Timeout);\r
-  return Status;\r
-}\r
 \r
 \r
 \r