diff options
Diffstat (limited to 'drivers/hv')
| -rw-r--r-- | drivers/hv/hyperv_vmbus.h | 7 | ||||
| -rw-r--r-- | drivers/hv/vmbus_drv.c | 35 |
2 files changed, 17 insertions, 25 deletions
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h index d58c22ffb29a..e05517616a06 100644 --- a/drivers/hv/hyperv_vmbus.h +++ b/drivers/hv/hyperv_vmbus.h @@ -514,6 +514,13 @@ struct hv_context { extern struct hv_context hv_context; +struct hv_ring_buffer_debug_info { + u32 current_interrupt_mask; + u32 current_read_index; + u32 current_write_index; + u32 bytes_avail_toread; + u32 bytes_avail_towrite; +}; /* Hv Interface */ diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 62d9311b0541..cf3220e8a3a6 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -47,8 +47,8 @@ static struct completion probe_event; static int irq; struct hv_device_info { - struct hv_dev_port_info inbound; - struct hv_dev_port_info outbound; + struct hv_ring_buffer_debug_info inbound; + struct hv_ring_buffer_debug_info outbound; }; static int vmbus_exists(void) @@ -63,26 +63,11 @@ static int vmbus_exists(void) static void get_channel_info(struct hv_device *device, struct hv_device_info *info) { - struct hv_ring_buffer_debug_info inbound; - struct hv_ring_buffer_debug_info outbound; - if (!device->channel) return; - hv_ringbuffer_get_debuginfo(&device->channel->inbound, &inbound); - hv_ringbuffer_get_debuginfo(&device->channel->outbound, &outbound); - - info->inbound.int_mask = inbound.current_interrupt_mask; - info->inbound.read_idx = inbound.current_read_index; - info->inbound.write_idx = inbound.current_write_index; - info->inbound.bytes_avail_toread = inbound.bytes_avail_toread; - info->inbound.bytes_avail_towrite = inbound.bytes_avail_towrite; - - info->outbound.int_mask = outbound.current_interrupt_mask; - info->outbound.read_idx = outbound.current_read_index; - info->outbound.write_idx = outbound.current_write_index; - info->outbound.bytes_avail_toread = outbound.bytes_avail_toread; - info->outbound.bytes_avail_towrite = outbound.bytes_avail_towrite; + hv_ringbuffer_get_debuginfo(&device->channel->inbound, &info->inbound); + hv_ringbuffer_get_debuginfo(&device->channel->outbound, &info->outbound); } #define VMBUS_ALIAS_LEN ((sizeof((struct hv_vmbus_device_id *)0)->guid) * 2) @@ -114,11 +99,11 @@ static ssize_t vmbus_show_device_attr(struct device *dev, get_channel_info(hv_dev, device_info); if (!strcmp(dev_attr->attr.name, "out_intr_mask")) { - ret = sprintf(buf, "%d\n", device_info->outbound.int_mask); + ret = sprintf(buf, "%d\n", device_info->outbound.current_interrupt_mask); } else if (!strcmp(dev_attr->attr.name, "out_read_index")) { - ret = sprintf(buf, "%d\n", device_info->outbound.read_idx); + ret = sprintf(buf, "%d\n", device_info->outbound.current_read_index); } else if (!strcmp(dev_attr->attr.name, "out_write_index")) { - ret = sprintf(buf, "%d\n", device_info->outbound.write_idx); + ret = sprintf(buf, "%d\n", device_info->outbound.current_write_index); } else if (!strcmp(dev_attr->attr.name, "out_read_bytes_avail")) { ret = sprintf(buf, "%d\n", device_info->outbound.bytes_avail_toread); @@ -126,11 +111,11 @@ static ssize_t vmbus_show_device_attr(struct device *dev, ret = sprintf(buf, "%d\n", device_info->outbound.bytes_avail_towrite); } else if (!strcmp(dev_attr->attr.name, "in_intr_mask")) { - ret = sprintf(buf, "%d\n", device_info->inbound.int_mask); + ret = sprintf(buf, "%d\n", device_info->inbound.current_interrupt_mask); } else if (!strcmp(dev_attr->attr.name, "in_read_index")) { - ret = sprintf(buf, "%d\n", device_info->inbound.read_idx); + ret = sprintf(buf, "%d\n", device_info->inbound.current_read_index); } else if (!strcmp(dev_attr->attr.name, "in_write_index")) { - ret = sprintf(buf, "%d\n", device_info->inbound.write_idx); + ret = sprintf(buf, "%d\n", device_info->inbound.current_write_index); } else if (!strcmp(dev_attr->attr.name, "in_read_bytes_avail")) { ret = sprintf(buf, "%d\n", device_info->inbound.bytes_avail_toread); |