12/77: [USBPORT] Add support for transaction translators in USBPORT_OpenPipe().

[Vadim Galyant]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=3fcbd7744c8e595fb7aec…

commit 3fcbd7744c8e595fb7aecbb066f5e0197ba280e9
Author:     Vadim Galyant <vgal(a)rambler.ru>
AuthorDate: Mon Nov 27 18:53:46 2017 +0900
Commit:     Amine Khaldi <amine.khaldi(a)reactos.org>
CommitDate: Sun Jan 21 19:35:38 2018 +0100

    [USBPORT] Add support for transaction translators in USBPORT_OpenPipe().
---
 drivers/usb/usbport/endpoint.c | 38 ++++++++++++++++++++++++++++++++++++++
 drivers/usb/usbport/usbport.h  | 11 +++++++++--
 2 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/usbport/endpoint.c b/drivers/usb/usbport/endpoint.c
index be2c7eab6d..2479cf9dea 100644
--- a/drivers/usb/usbport/endpoint.c
+++ b/drivers/usb/usbport/endpoint.c
@@ -672,6 +672,26 @@ USBPORT_OpenPipe(IN PDEVICE_OBJECT FdoDevice,
     Endpoint->DeviceHandle = DeviceHandle;
     Endpoint->LockCounter = -1;
 
+    Endpoint->TtExtension = DeviceHandle->TtExtension;
+
+    if (DeviceHandle->TtExtension)
+    {
+        ExInterlockedInsertTailList(&DeviceHandle->TtExtension->TtList,
+                                    &Endpoint->TtLink,
+                                    &FdoExtension->TtSpinLock);
+    }
+
+    if (Packet->MiniPortFlags & USB_MINIPORT_FLAGS_USB2)
+    {
+        Endpoint->TtEndpoint = (PUSB2_TT_ENDPOINT)((ULONG_PTR)Endpoint +
+                                                   sizeof(USBPORT_ENDPOINT) +
+                                                   Packet->MiniPortEndpointSize);
+    }
+    else
+    {
+        Endpoint->TtEndpoint = NULL;
+    }
+
     KeInitializeSpinLock(&Endpoint->EndpointSpinLock);
     KeInitializeSpinLock(&Endpoint->StateChangeSpinLock);
 
@@ -695,6 +715,17 @@ USBPORT_OpenPipe(IN PDEVICE_OBJECT FdoDevice,
     EndpointProperties->TotalMaxPacketSize = MaxPacketSize *
                                              (AdditionalTransaction + 1);
 
+    if (Endpoint->TtExtension)
+    {
+        EndpointProperties->HubAddr = Endpoint->TtExtension->DeviceAddress;
+    }
+    else
+    {
+        EndpointProperties->HubAddr = -1;
+    }
+
+    EndpointProperties->PortNumber = DeviceHandle->PortNumber;
+
     switch (EndpointDescriptor->bmAttributes & USB_ENDPOINT_TYPE_MASK)
     {
         case USB_ENDPOINT_TYPE_CONTROL:
@@ -960,6 +991,13 @@ ExitWithError:
             }
         }
 
+        if (Endpoint->TtExtension)
+        {
+            KeAcquireSpinLock(&FdoExtension->TtSpinLock, &OldIrql);
+            RemoveEntryList(&Endpoint->TtLink);
+            KeReleaseSpinLock(&FdoExtension->TtSpinLock, OldIrql);
+        }
+
         ExFreePoolWithTag(Endpoint, USB_PORT_TAG);
     }
 
diff --git a/drivers/usb/usbport/usbport.h b/drivers/usb/usbport/usbport.h
index 85636b24bf..2f37634468 100644
--- a/drivers/usb/usbport/usbport.h
+++ b/drivers/usb/usbport/usbport.h
@@ -154,7 +154,9 @@ typedef struct _USBPORT_COMMON_BUFFER_HEADER {
 typedef struct _USBPORT_ENDPOINT *PUSBPORT_ENDPOINT;
 
 typedef struct _USB2_HC_EXTENSION *PUSB2_HC_EXTENSION;
+typedef struct _USB2_TT_EXTENSION *PUSB2_TT_EXTENSION;
 typedef struct _USB2_TT *PUSB2_TT;
+typedef struct _USB2_TT_ENDPOINT *PUSB2_TT_ENDPOINT;
 
 typedef struct _USBPORT_PIPE_HANDLE {
   ULONG Flags;
@@ -194,6 +196,7 @@ typedef struct _USBPORT_DEVICE_HANDLE {
   LIST_ENTRY DeviceHandleLink;
   LONG DeviceHandleLock;
   ULONG TtCount;
+  PUSB2_TT_EXTENSION TtExtension; // Transaction Translator
   LIST_ENTRY TtList;
 } USBPORT_DEVICE_HANDLE, *PUSBPORT_DEVICE_HANDLE;
 
@@ -202,6 +205,8 @@ typedef struct _USBPORT_ENDPOINT {
   PDEVICE_OBJECT FdoDevice;
   PUSBPORT_COMMON_BUFFER_HEADER HeaderBuffer;
   PUSBPORT_DEVICE_HANDLE DeviceHandle;
+  PUSB2_TT_EXTENSION TtExtension; // Transaction Translator
+  PUSB2_TT_ENDPOINT TtEndpoint;
   USBPORT_ENDPOINT_PROPERTIES EndpointProperties;
   ULONG EndpointWorker;
   ULONG FrameNumber;
@@ -230,6 +235,7 @@ typedef struct _USBPORT_ENDPOINT {
   LIST_ENTRY FlushLink;
   LIST_ENTRY FlushControllerLink;
   LIST_ENTRY FlushAbortLink;
+  LIST_ENTRY TtLink;
 } USBPORT_ENDPOINT, *PUSBPORT_ENDPOINT;
 
 typedef struct _USBPORT_ISO_BLOCK *PUSBPORT_ISO_BLOCK;
@@ -381,10 +387,11 @@ typedef struct _USBPORT_DEVICE_EXTENSION {
   /* Usb 2.0 HC Extension */
   PUSB2_HC_EXTENSION Usb2Extension;
   ULONG Bandwidth[32];
+  KSPIN_LOCK TtSpinLock;
 
   /* Miniport extension should be aligned on 0x100 */
 #if !defined(_M_X64)
-  ULONG Padded[1];
+  ULONG Padded[64];
 #else
   ULONG Padded[0];
 #endif
@@ -392,7 +399,7 @@ typedef struct _USBPORT_DEVICE_EXTENSION {
 } USBPORT_DEVICE_EXTENSION, *PUSBPORT_DEVICE_EXTENSION;
 
 #if !defined(_M_X64)
-C_ASSERT(sizeof(USBPORT_DEVICE_EXTENSION) == 0x400);
+C_ASSERT(sizeof(USBPORT_DEVICE_EXTENSION) == 0x500);
 #else
 C_ASSERT(sizeof(USBPORT_DEVICE_EXTENSION) == 0x600);
 #endif