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authorLinus Torvalds <torvalds@linux-foundation.org>2013-02-26 14:49:12 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-26 14:49:12 -0800
commit3c834b6f41fa21a48389b13c3bf63aa8df1d7080 (patch)
tree126447276497510f44277e8442715e103e2cb85a /drivers/char/virtio_console.c
parent515d01f7726b9ba4838787d247115e1b259e1cc7 (diff)
parent8078db789a92b10ff6e2d713231b5367e014c53b (diff)
Merge tag 'virtio-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux
Pull virtio updates from Rusty Russell: "All trivial, thanks to the stuff which didn't quite make it time" * tag 'virtio-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux: virtio_console: Initialize guest_connected=true for rproc_serial virtio: use module_virtio_driver. virtio: Add module driver macro for virtio drivers. virtio_console: Use virtio device index to generate port name virtio: make pci_device_id const virtio: make config_ops const virtio-mmio: fix wrong comment about register offset virtio_console: Let unconnected rproc device receive data.
Diffstat (limited to 'drivers/char/virtio_console.c')
-rw-r--r--drivers/char/virtio_console.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index ee4dbeafb377..e905d5f53051 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -61,9 +61,6 @@ struct ports_driver_data {
/* List of all the devices we're handling */
struct list_head portdevs;
- /* Number of devices this driver is handling */
- unsigned int index;
-
/*
* This is used to keep track of the number of hvc consoles
* spawned by this driver. This number is given as the first
@@ -169,9 +166,6 @@ struct ports_device {
/* Array of per-port IO virtqueues */
struct virtqueue **in_vqs, **out_vqs;
- /* Used for numbering devices for sysfs and debugfs */
- unsigned int drv_index;
-
/* Major number for this device. Ports will be created as minors. */
int chr_major;
};
@@ -1415,7 +1409,7 @@ static int add_port(struct ports_device *portdev, u32 id)
}
port->dev = device_create(pdrvdata.class, &port->portdev->vdev->dev,
devt, port, "vport%up%u",
- port->portdev->drv_index, id);
+ port->portdev->vdev->index, id);
if (IS_ERR(port->dev)) {
err = PTR_ERR(port->dev);
dev_err(&port->portdev->vdev->dev,
@@ -1442,7 +1436,7 @@ static int add_port(struct ports_device *portdev, u32 id)
* rproc_serial does not want the console port, only
* the generic port implementation.
*/
- port->host_connected = true;
+ port->host_connected = port->guest_connected = true;
else if (!use_multiport(port->portdev)) {
/*
* If we're not using multiport support,
@@ -1470,7 +1464,7 @@ static int add_port(struct ports_device *portdev, u32 id)
* inspect a port's state at any time
*/
sprintf(debugfs_name, "vport%up%u",
- port->portdev->drv_index, id);
+ port->portdev->vdev->index, id);
port->debugfs_file = debugfs_create_file(debugfs_name, 0444,
pdrvdata.debugfs_dir,
port,
@@ -1958,16 +1952,12 @@ static int virtcons_probe(struct virtio_device *vdev)
portdev->vdev = vdev;
vdev->priv = portdev;
- spin_lock_irq(&pdrvdata_lock);
- portdev->drv_index = pdrvdata.index++;
- spin_unlock_irq(&pdrvdata_lock);
-
portdev->chr_major = register_chrdev(0, "virtio-portsdev",
&portdev_fops);
if (portdev->chr_major < 0) {
dev_err(&vdev->dev,
"Error %d registering chrdev for device %u\n",
- portdev->chr_major, portdev->drv_index);
+ portdev->chr_major, vdev->index);
err = portdev->chr_major;
goto free;
}