+++ /dev/null
-/*
- *
- * Copyright (c) 2009, Microsoft Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA 02111-1307 USA.
- *
- * Authors:
- * Haiyang Zhang <haiyangz@microsoft.com>
- * Hank Janssen <hjanssen@microsoft.com>
- *
- */
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include "osd.h"
-#include "StorVsc.c"
-
-static const char *gBlkDriverName = "blkvsc";
-
-/* {32412632-86cb-44a2-9b5c-50d1417354f5} */
-static const struct hv_guid gBlkVscDeviceType = {
- .data = {
- 0x32, 0x26, 0x41, 0x32, 0xcb, 0x86, 0xa2, 0x44,
- 0x9b, 0x5c, 0x50, 0xd1, 0x41, 0x73, 0x54, 0xf5
- }
-};
-
-static int BlkVscOnDeviceAdd(struct hv_device *Device, void *AdditionalInfo)
-{
- struct storvsc_device_info *deviceInfo;
- int ret = 0;
-
- DPRINT_ENTER(BLKVSC);
-
- deviceInfo = (struct storvsc_device_info *)AdditionalInfo;
-
- ret = StorVscOnDeviceAdd(Device, AdditionalInfo);
- if (ret != 0) {
- DPRINT_EXIT(BLKVSC);
- return ret;
- }
-
- /*
- * We need to use the device instance guid to set the path and target
- * id. For IDE devices, the device instance id is formatted as
- * <bus id> * - <device id> - 8899 - 000000000000.
- */
- deviceInfo->PathId = Device->deviceInstance.data[3] << 24 |
- Device->deviceInstance.data[2] << 16 |
- Device->deviceInstance.data[1] << 8 |
- Device->deviceInstance.data[0];
-
- deviceInfo->TargetId = Device->deviceInstance.data[5] << 8 |
- Device->deviceInstance.data[4];
-
- DPRINT_EXIT(BLKVSC);
-
- return ret;
-}
-
-int BlkVscInitialize(struct hv_driver *Driver)
-{
- struct storvsc_driver_object *storDriver;
- int ret = 0;
-
- DPRINT_ENTER(BLKVSC);
-
- storDriver = (struct storvsc_driver_object *)Driver;
-
- /* Make sure we are at least 2 pages since 1 page is used for control */
- /* ASSERT(storDriver->RingBufferSize >= (PAGE_SIZE << 1)); */
-
- Driver->name = gBlkDriverName;
- memcpy(&Driver->deviceType, &gBlkVscDeviceType, sizeof(struct hv_guid));
-
- storDriver->RequestExtSize = sizeof(struct storvsc_request_extension);
-
- /*
- * Divide the ring buffer data size (which is 1 page less than the ring
- * buffer size since that page is reserved for the ring buffer indices)
- * by the max request size (which is
- * VMBUS_CHANNEL_PACKET_MULITPAGE_BUFFER + struct vstor_packet + u64)
- */
- storDriver->MaxOutstandingRequestsPerChannel =
- ((storDriver->RingBufferSize - PAGE_SIZE) /
- ALIGN_UP(MAX_MULTIPAGE_BUFFER_PACKET +
- sizeof(struct vstor_packet) + sizeof(u64),
- sizeof(u64)));
-
- DPRINT_INFO(BLKVSC, "max io outstd %u",
- storDriver->MaxOutstandingRequestsPerChannel);
-
- /* Setup the dispatch table */
- storDriver->Base.OnDeviceAdd = BlkVscOnDeviceAdd;
- storDriver->Base.OnDeviceRemove = StorVscOnDeviceRemove;
- storDriver->Base.OnCleanup = StorVscOnCleanup;
- storDriver->OnIORequest = StorVscOnIORequest;
-
- DPRINT_EXIT(BLKVSC);
-
- return ret;
-}
Vmbus.o hv.o connection.o channel.o \
ChannelMgmt.o ChannelInterface.o ring_buffer.o
hv_storvsc-objs := storvsc_drv.o StorVsc.o
-hv_blkvsc-objs := blkvsc_drv.o BlkVsc.o
+hv_blkvsc-objs := blkvsc_drv.o blkvsc.o
hv_netvsc-objs := netvsc_drv.o NetVsc.o RndisFilter.o
--- /dev/null
+/*
+ *
+ * Copyright (c) 2009, Microsoft Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place - Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * Authors:
+ * Haiyang Zhang <haiyangz@microsoft.com>
+ * Hank Janssen <hjanssen@microsoft.com>
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include "osd.h"
+#include "StorVsc.c"
+
+static const char *gBlkDriverName = "blkvsc";
+
+/* {32412632-86cb-44a2-9b5c-50d1417354f5} */
+static const struct hv_guid gBlkVscDeviceType = {
+ .data = {
+ 0x32, 0x26, 0x41, 0x32, 0xcb, 0x86, 0xa2, 0x44,
+ 0x9b, 0x5c, 0x50, 0xd1, 0x41, 0x73, 0x54, 0xf5
+ }
+};
+
+static int BlkVscOnDeviceAdd(struct hv_device *Device, void *AdditionalInfo)
+{
+ struct storvsc_device_info *deviceInfo;
+ int ret = 0;
+
+ DPRINT_ENTER(BLKVSC);
+
+ deviceInfo = (struct storvsc_device_info *)AdditionalInfo;
+
+ ret = StorVscOnDeviceAdd(Device, AdditionalInfo);
+ if (ret != 0) {
+ DPRINT_EXIT(BLKVSC);
+ return ret;
+ }
+
+ /*
+ * We need to use the device instance guid to set the path and target
+ * id. For IDE devices, the device instance id is formatted as
+ * <bus id> * - <device id> - 8899 - 000000000000.
+ */
+ deviceInfo->PathId = Device->deviceInstance.data[3] << 24 |
+ Device->deviceInstance.data[2] << 16 |
+ Device->deviceInstance.data[1] << 8 |
+ Device->deviceInstance.data[0];
+
+ deviceInfo->TargetId = Device->deviceInstance.data[5] << 8 |
+ Device->deviceInstance.data[4];
+
+ DPRINT_EXIT(BLKVSC);
+
+ return ret;
+}
+
+int BlkVscInitialize(struct hv_driver *Driver)
+{
+ struct storvsc_driver_object *storDriver;
+ int ret = 0;
+
+ DPRINT_ENTER(BLKVSC);
+
+ storDriver = (struct storvsc_driver_object *)Driver;
+
+ /* Make sure we are at least 2 pages since 1 page is used for control */
+ /* ASSERT(storDriver->RingBufferSize >= (PAGE_SIZE << 1)); */
+
+ Driver->name = gBlkDriverName;
+ memcpy(&Driver->deviceType, &gBlkVscDeviceType, sizeof(struct hv_guid));
+
+ storDriver->RequestExtSize = sizeof(struct storvsc_request_extension);
+
+ /*
+ * Divide the ring buffer data size (which is 1 page less than the ring
+ * buffer size since that page is reserved for the ring buffer indices)
+ * by the max request size (which is
+ * VMBUS_CHANNEL_PACKET_MULITPAGE_BUFFER + struct vstor_packet + u64)
+ */
+ storDriver->MaxOutstandingRequestsPerChannel =
+ ((storDriver->RingBufferSize - PAGE_SIZE) /
+ ALIGN_UP(MAX_MULTIPAGE_BUFFER_PACKET +
+ sizeof(struct vstor_packet) + sizeof(u64),
+ sizeof(u64)));
+
+ DPRINT_INFO(BLKVSC, "max io outstd %u",
+ storDriver->MaxOutstandingRequestsPerChannel);
+
+ /* Setup the dispatch table */
+ storDriver->Base.OnDeviceAdd = BlkVscOnDeviceAdd;
+ storDriver->Base.OnDeviceRemove = StorVscOnDeviceRemove;
+ storDriver->Base.OnCleanup = StorVscOnCleanup;
+ storDriver->OnIORequest = StorVscOnIORequest;
+
+ DPRINT_EXIT(BLKVSC);
+
+ return ret;
+}
projects / deliverable / linux.git / commitdiff
