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yaml
---
r: 248914
b: refs/heads/master
c: 98db433
h: refs/heads/master
v: v3
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K. Y. Srinivasan authored and Greg Kroah-Hartman committed Apr 5, 2011
1 parent c031cb2 commit 6bdcbae
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Showing 2 changed files with 148 additions and 156 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 793be9c76e7ca3841992e8bbdea46dcceb3e3118
refs/heads/master: 98db4335e978dcec8d31900c58447690e6850f3b
302 changes: 147 additions & 155 deletions trunk/drivers/staging/hv/vmbus_drv.c
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Original file line number Diff line number Diff line change
Expand Up @@ -47,18 +47,160 @@ struct hv_bus {
struct tasklet_struct event_dpc;
};

unsigned int vmbus_loglevel = (ALL_MODULES << 16 | INFO_LVL);
EXPORT_SYMBOL(vmbus_loglevel);
/* (ALL_MODULES << 16 | DEBUG_LVL_ENTEREXIT); */
/* (((VMBUS | VMBUS_DRV)<<16) | DEBUG_LVL_ENTEREXIT); */


static void get_channel_info(struct hv_device *device,
struct hv_device_info *info)
{
struct vmbus_channel_debug_info debug_info;

if (!device->channel)
return;

vmbus_get_debug_info(device->channel, &debug_info);

info->chn_id = debug_info.relid;
info->chn_state = debug_info.state;
memcpy(&info->chn_type, &debug_info.interfacetype,
sizeof(struct hv_guid));
memcpy(&info->chn_instance, &debug_info.interface_instance,
sizeof(struct hv_guid));

info->monitor_id = debug_info.monitorid;

info->server_monitor_pending = debug_info.servermonitor_pending;
info->server_monitor_latency = debug_info.servermonitor_latency;
info->server_monitor_conn_id = debug_info.servermonitor_connectionid;

info->client_monitor_pending = debug_info.clientmonitor_pending;
info->client_monitor_latency = debug_info.clientmonitor_latency;
info->client_monitor_conn_id = debug_info.clientmonitor_connectionid;

info->inbound.int_mask = debug_info.inbound.current_interrupt_mask;
info->inbound.read_idx = debug_info.inbound.current_read_index;
info->inbound.write_idx = debug_info.inbound.current_write_index;
info->inbound.bytes_avail_toread =
debug_info.inbound.bytes_avail_toread;
info->inbound.bytes_avail_towrite =
debug_info.inbound.bytes_avail_towrite;

info->outbound.int_mask =
debug_info.outbound.current_interrupt_mask;
info->outbound.read_idx = debug_info.outbound.current_read_index;
info->outbound.write_idx = debug_info.outbound.current_write_index;
info->outbound.bytes_avail_toread =
debug_info.outbound.bytes_avail_toread;
info->outbound.bytes_avail_towrite =
debug_info.outbound.bytes_avail_towrite;
}

/*
* vmbus_show_device_attr - Show the device attribute in sysfs.
*
* This is invoked when user does a
* "cat /sys/bus/vmbus/devices/<busdevice>/<attr name>"
*/
static ssize_t vmbus_show_device_attr(struct device *dev,
struct device_attribute *dev_attr,
char *buf);
char *buf)
{
struct hv_device *device_ctx = device_to_hv_device(dev);
struct hv_device_info device_info;

memset(&device_info, 0, sizeof(struct hv_device_info));

unsigned int vmbus_loglevel = (ALL_MODULES << 16 | INFO_LVL);
EXPORT_SYMBOL(vmbus_loglevel);
/* (ALL_MODULES << 16 | DEBUG_LVL_ENTEREXIT); */
/* (((VMBUS | VMBUS_DRV)<<16) | DEBUG_LVL_ENTEREXIT); */
get_channel_info(device_ctx, &device_info);

if (!strcmp(dev_attr->attr.name, "class_id")) {
return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-"
"%02x%02x%02x%02x%02x%02x%02x%02x}\n",
device_info.chn_type.data[3],
device_info.chn_type.data[2],
device_info.chn_type.data[1],
device_info.chn_type.data[0],
device_info.chn_type.data[5],
device_info.chn_type.data[4],
device_info.chn_type.data[7],
device_info.chn_type.data[6],
device_info.chn_type.data[8],
device_info.chn_type.data[9],
device_info.chn_type.data[10],
device_info.chn_type.data[11],
device_info.chn_type.data[12],
device_info.chn_type.data[13],
device_info.chn_type.data[14],
device_info.chn_type.data[15]);
} else if (!strcmp(dev_attr->attr.name, "device_id")) {
return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-"
"%02x%02x%02x%02x%02x%02x%02x%02x}\n",
device_info.chn_instance.data[3],
device_info.chn_instance.data[2],
device_info.chn_instance.data[1],
device_info.chn_instance.data[0],
device_info.chn_instance.data[5],
device_info.chn_instance.data[4],
device_info.chn_instance.data[7],
device_info.chn_instance.data[6],
device_info.chn_instance.data[8],
device_info.chn_instance.data[9],
device_info.chn_instance.data[10],
device_info.chn_instance.data[11],
device_info.chn_instance.data[12],
device_info.chn_instance.data[13],
device_info.chn_instance.data[14],
device_info.chn_instance.data[15]);
} else if (!strcmp(dev_attr->attr.name, "state")) {
return sprintf(buf, "%d\n", device_info.chn_state);
} else if (!strcmp(dev_attr->attr.name, "id")) {
return sprintf(buf, "%d\n", device_info.chn_id);
} else if (!strcmp(dev_attr->attr.name, "out_intr_mask")) {
return sprintf(buf, "%d\n", device_info.outbound.int_mask);
} else if (!strcmp(dev_attr->attr.name, "out_read_index")) {
return sprintf(buf, "%d\n", device_info.outbound.read_idx);
} else if (!strcmp(dev_attr->attr.name, "out_write_index")) {
return sprintf(buf, "%d\n", device_info.outbound.write_idx);
} else if (!strcmp(dev_attr->attr.name, "out_read_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.outbound.bytes_avail_toread);
} else if (!strcmp(dev_attr->attr.name, "out_write_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.outbound.bytes_avail_towrite);
} else if (!strcmp(dev_attr->attr.name, "in_intr_mask")) {
return sprintf(buf, "%d\n", device_info.inbound.int_mask);
} else if (!strcmp(dev_attr->attr.name, "in_read_index")) {
return sprintf(buf, "%d\n", device_info.inbound.read_idx);
} else if (!strcmp(dev_attr->attr.name, "in_write_index")) {
return sprintf(buf, "%d\n", device_info.inbound.write_idx);
} else if (!strcmp(dev_attr->attr.name, "in_read_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.inbound.bytes_avail_toread);
} else if (!strcmp(dev_attr->attr.name, "in_write_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.inbound.bytes_avail_towrite);
} else if (!strcmp(dev_attr->attr.name, "monitor_id")) {
return sprintf(buf, "%d\n", device_info.monitor_id);
} else if (!strcmp(dev_attr->attr.name, "server_monitor_pending")) {
return sprintf(buf, "%d\n", device_info.server_monitor_pending);
} else if (!strcmp(dev_attr->attr.name, "server_monitor_latency")) {
return sprintf(buf, "%d\n", device_info.server_monitor_latency);
} else if (!strcmp(dev_attr->attr.name, "server_monitor_conn_id")) {
return sprintf(buf, "%d\n",
device_info.server_monitor_conn_id);
} else if (!strcmp(dev_attr->attr.name, "client_monitor_pending")) {
return sprintf(buf, "%d\n", device_info.client_monitor_pending);
} else if (!strcmp(dev_attr->attr.name, "client_monitor_latency")) {
return sprintf(buf, "%d\n", device_info.client_monitor_latency);
} else if (!strcmp(dev_attr->attr.name, "client_monitor_conn_id")) {
return sprintf(buf, "%d\n",
device_info.client_monitor_conn_id);
} else {
return 0;
}
}

/* Set up per device attributes in /sys/bus/vmbus/devices/<bus device> */
static struct device_attribute vmbus_device_attrs[] = {
Expand Down Expand Up @@ -438,156 +580,6 @@ static irqreturn_t vmbus_isr(int irq, void *dev_id)
}
}


static void get_channel_info(struct hv_device *device,
struct hv_device_info *info)
{
struct vmbus_channel_debug_info debug_info;

if (!device->channel)
return;

vmbus_get_debug_info(device->channel, &debug_info);

info->chn_id = debug_info.relid;
info->chn_state = debug_info.state;
memcpy(&info->chn_type, &debug_info.interfacetype,
sizeof(struct hv_guid));
memcpy(&info->chn_instance, &debug_info.interface_instance,
sizeof(struct hv_guid));

info->monitor_id = debug_info.monitorid;

info->server_monitor_pending = debug_info.servermonitor_pending;
info->server_monitor_latency = debug_info.servermonitor_latency;
info->server_monitor_conn_id = debug_info.servermonitor_connectionid;

info->client_monitor_pending = debug_info.clientmonitor_pending;
info->client_monitor_latency = debug_info.clientmonitor_latency;
info->client_monitor_conn_id = debug_info.clientmonitor_connectionid;

info->inbound.int_mask = debug_info.inbound.current_interrupt_mask;
info->inbound.read_idx = debug_info.inbound.current_read_index;
info->inbound.write_idx = debug_info.inbound.current_write_index;
info->inbound.bytes_avail_toread =
debug_info.inbound.bytes_avail_toread;
info->inbound.bytes_avail_towrite =
debug_info.inbound.bytes_avail_towrite;

info->outbound.int_mask =
debug_info.outbound.current_interrupt_mask;
info->outbound.read_idx = debug_info.outbound.current_read_index;
info->outbound.write_idx = debug_info.outbound.current_write_index;
info->outbound.bytes_avail_toread =
debug_info.outbound.bytes_avail_toread;
info->outbound.bytes_avail_towrite =
debug_info.outbound.bytes_avail_towrite;
}

/*
* vmbus_show_device_attr - Show the device attribute in sysfs.
*
* This is invoked when user does a
* "cat /sys/bus/vmbus/devices/<busdevice>/<attr name>"
*/
static ssize_t vmbus_show_device_attr(struct device *dev,
struct device_attribute *dev_attr,
char *buf)
{
struct hv_device *device_ctx = device_to_hv_device(dev);
struct hv_device_info device_info;

memset(&device_info, 0, sizeof(struct hv_device_info));

get_channel_info(device_ctx, &device_info);

if (!strcmp(dev_attr->attr.name, "class_id")) {
return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-"
"%02x%02x%02x%02x%02x%02x%02x%02x}\n",
device_info.chn_type.data[3],
device_info.chn_type.data[2],
device_info.chn_type.data[1],
device_info.chn_type.data[0],
device_info.chn_type.data[5],
device_info.chn_type.data[4],
device_info.chn_type.data[7],
device_info.chn_type.data[6],
device_info.chn_type.data[8],
device_info.chn_type.data[9],
device_info.chn_type.data[10],
device_info.chn_type.data[11],
device_info.chn_type.data[12],
device_info.chn_type.data[13],
device_info.chn_type.data[14],
device_info.chn_type.data[15]);
} else if (!strcmp(dev_attr->attr.name, "device_id")) {
return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-"
"%02x%02x%02x%02x%02x%02x%02x%02x}\n",
device_info.chn_instance.data[3],
device_info.chn_instance.data[2],
device_info.chn_instance.data[1],
device_info.chn_instance.data[0],
device_info.chn_instance.data[5],
device_info.chn_instance.data[4],
device_info.chn_instance.data[7],
device_info.chn_instance.data[6],
device_info.chn_instance.data[8],
device_info.chn_instance.data[9],
device_info.chn_instance.data[10],
device_info.chn_instance.data[11],
device_info.chn_instance.data[12],
device_info.chn_instance.data[13],
device_info.chn_instance.data[14],
device_info.chn_instance.data[15]);
} else if (!strcmp(dev_attr->attr.name, "state")) {
return sprintf(buf, "%d\n", device_info.chn_state);
} else if (!strcmp(dev_attr->attr.name, "id")) {
return sprintf(buf, "%d\n", device_info.chn_id);
} else if (!strcmp(dev_attr->attr.name, "out_intr_mask")) {
return sprintf(buf, "%d\n", device_info.outbound.int_mask);
} else if (!strcmp(dev_attr->attr.name, "out_read_index")) {
return sprintf(buf, "%d\n", device_info.outbound.read_idx);
} else if (!strcmp(dev_attr->attr.name, "out_write_index")) {
return sprintf(buf, "%d\n", device_info.outbound.write_idx);
} else if (!strcmp(dev_attr->attr.name, "out_read_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.outbound.bytes_avail_toread);
} else if (!strcmp(dev_attr->attr.name, "out_write_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.outbound.bytes_avail_towrite);
} else if (!strcmp(dev_attr->attr.name, "in_intr_mask")) {
return sprintf(buf, "%d\n", device_info.inbound.int_mask);
} else if (!strcmp(dev_attr->attr.name, "in_read_index")) {
return sprintf(buf, "%d\n", device_info.inbound.read_idx);
} else if (!strcmp(dev_attr->attr.name, "in_write_index")) {
return sprintf(buf, "%d\n", device_info.inbound.write_idx);
} else if (!strcmp(dev_attr->attr.name, "in_read_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.inbound.bytes_avail_toread);
} else if (!strcmp(dev_attr->attr.name, "in_write_bytes_avail")) {
return sprintf(buf, "%d\n",
device_info.inbound.bytes_avail_towrite);
} else if (!strcmp(dev_attr->attr.name, "monitor_id")) {
return sprintf(buf, "%d\n", device_info.monitor_id);
} else if (!strcmp(dev_attr->attr.name, "server_monitor_pending")) {
return sprintf(buf, "%d\n", device_info.server_monitor_pending);
} else if (!strcmp(dev_attr->attr.name, "server_monitor_latency")) {
return sprintf(buf, "%d\n", device_info.server_monitor_latency);
} else if (!strcmp(dev_attr->attr.name, "server_monitor_conn_id")) {
return sprintf(buf, "%d\n",
device_info.server_monitor_conn_id);
} else if (!strcmp(dev_attr->attr.name, "client_monitor_pending")) {
return sprintf(buf, "%d\n", device_info.client_monitor_pending);
} else if (!strcmp(dev_attr->attr.name, "client_monitor_latency")) {
return sprintf(buf, "%d\n", device_info.client_monitor_latency);
} else if (!strcmp(dev_attr->attr.name, "client_monitor_conn_id")) {
return sprintf(buf, "%d\n",
device_info.client_monitor_conn_id);
} else {
return 0;
}
}

/*
* vmbus_bus_init -Main vmbus driver initialization routine.
*
Expand Down

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