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[STORORT] Allocate the miniport device extension and use it the calls to HwFindAdapter and HwInitialize.

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CORE-13866
This commit is contained in:
Eric Kohl 2017-10-15 00:06:22 +02:00
parent dc8bfeabcf
commit 42cb5353b8
3 changed files with 48 additions and 9 deletions
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11
drivers/storage/port/storport/fdo.c
View file

@ -38,9 +38,14 @@ PortFdoStartMiniport(
return STATUS_NO_SUCH_DEVICE;
/* Initialize the miniport */
MiniportInitialize(&DeviceExtension->Miniport,
DeviceExtension,
InitData);
Status = MiniportInitialize(&DeviceExtension->Miniport,
DeviceExtension,
InitData);
if (!NT_SUCCESS(Status))
{
DPRINT1("MiniportInitialize() failed (Status 0x%08lx)\n", Status);
return Status;
}
/* Call the miniports FindAdapter function */
Status = MiniportFindAdapter(&DeviceExtension->Miniport);

32
drivers/storage/port/storport/miniport.c
View file

@ -15,14 +15,38 @@
/* FUNCTIONS ******************************************************************/
VOID
NTSTATUS
MiniportInitialize(
_In_ PMINIPORT Miniport,
_In_ PFDO_DEVICE_EXTENSION DeviceExtension,
_In_ PHW_INITIALIZATION_DATA InitData)
{
PMINIPORT_DEVICE_EXTENSION MiniportExtension;
ULONG Size;
DPRINT1("MiniportInitialize(%p %p %p)\n",
Miniport, DeviceExtension, InitData);
Miniport->DeviceExtension = DeviceExtension;
Miniport->InitData = InitData;
/* Calculate the miniport device extension size */
Size = sizeof(MINIPORT_DEVICE_EXTENSION) +
Miniport->InitData->DeviceExtensionSize;
/* Allocate and initialize the miniport device extension */
MiniportExtension = ExAllocatePoolWithTag(NonPagedPool,
Size,
TAG_MINIPORT_DATA);
if (MiniportExtension == NULL)
return STATUS_NO_MEMORY;
RtlZeroMemory(MiniportExtension, Size);
MiniportExtension->Miniport = Miniport;
Miniport->MiniportExtension = MiniportExtension;
return STATUS_SUCCESS;
}
@ -36,7 +60,8 @@ MiniportFindAdapter(
DPRINT1("MiniportFindAdapter(%p)\n", Miniport);
Result = Miniport->InitData->HwFindAdapter(NULL,
/* Call the miniport HwFindAdapter routine */
Result = Miniport->InitData->HwFindAdapter(&Miniport->MiniportExtension->HwDeviceExtension,
NULL,
NULL,
NULL,
@ -84,7 +109,8 @@ MiniportHwInitialize(
DPRINT1("MiniportHwInitialize(%p)\n", Miniport);
Status = Miniport->InitData->HwInitialize(NULL);
/* Call the miniport HwInitialize routine */
Status = Miniport->InitData->HwInitialize(&Miniport->MiniportExtension->HwDeviceExtension);
DPRINT1("HwInitialize() returned 0x%08lx\n", Status);
return Status;

14
drivers/storage/port/storport/precomp.h
View file

@ -23,8 +23,9 @@
#include <wdmguid.h>
/* Memory Tags */
#define TAG_GLOBAL_DATA 'DGtS'
#define TAG_INIT_DATA 'DItS'
#define TAG_GLOBAL_DATA 'DGtS'
#define TAG_INIT_DATA 'DItS'
#define TAG_MINIPORT_DATA 'DMtS'
typedef enum
{
@ -61,10 +62,17 @@ typedef struct _DRIVER_OBJECT_EXTENSION
LIST_ENTRY InitDataListHead;
} DRIVER_OBJECT_EXTENSION, *PDRIVER_OBJECT_EXTENSION;
typedef struct _MINIPORT_DEVICE_EXTENSION
{
struct _MINIPORT *Miniport;
UCHAR HwDeviceExtension[0];
} MINIPORT_DEVICE_EXTENSION, *PMINIPORT_DEVICE_EXTENSION;
typedef struct _MINIPORT
{
struct _FDO_DEVICE_EXTENSION *DeviceExtension;
PHW_INITIALIZATION_DATA InitData;
PMINIPORT_DEVICE_EXTENSION MiniportExtension;
} MINIPORT, *PMINIPORT;
typedef struct _FDO_DEVICE_EXTENSION
@ -107,7 +115,7 @@ PortFdoPnp(
/* miniport.c */
VOID
NTSTATUS
MiniportInitialize(
_In_ PMINIPORT Miniport,
_In_ PFDO_DEVICE_EXTENSION DeviceExtension,