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Commit a9f38d02 authored by Luis Carlos Cobo's avatar Luis Carlos Cobo Committed by David S. Miller
Browse files

[PATCH] Support for mesh autostart deactivation through sysfs 



echo 0 > /sys/class/net/mshX/autostart_enabled

This is supported from Marvell firmware version 5.110.16.p0 (to be released).

Signed-off-by: default avatarLuis Carlos Cobo <luisca@cozybit.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent f455eb1a

drivers/net/wireless/libertas/host.h

+2 −0
Original line number Diff line number Diff line
@@ -320,6 +320,8 @@ enum cmd_mesh_access_opts { 
	CMD_ACT_MESH_GET_RREQ_DELAY,

	CMD_ACT_MESH_SET_ROUTE_EXP,

	CMD_ACT_MESH_GET_ROUTE_EXP,

	CMD_ACT_MESH_SET_AUTOSTART_ENABLED,

	CMD_ACT_MESH_GET_AUTOSTART_ENABLED,

};



/** Card Event definition */

drivers/net/wireless/libertas/main.c

+46 −2
Original line number Diff line number Diff line
@@ -252,6 +252,50 @@ static ssize_t libertas_anycast_set(struct device * dev, 
 */

static DEVICE_ATTR(anycast_mask, 0644, libertas_anycast_get, libertas_anycast_set);



static ssize_t libertas_autostart_enabled_get(struct device * dev,

		struct device_attribute *attr, char * buf)

{

	struct cmd_ds_mesh_access mesh_access;



	memset(&mesh_access, 0, sizeof(mesh_access));

	libertas_prepare_and_send_command(to_net_dev(dev)->priv,

			CMD_MESH_ACCESS,

			CMD_ACT_MESH_GET_AUTOSTART_ENABLED,

			CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);



	return sprintf(buf, "%d\n", le32_to_cpu(mesh_access.data[0]));

}



static ssize_t libertas_autostart_enabled_set(struct device * dev,

		struct device_attribute *attr, const char * buf, size_t count)

{

	struct cmd_ds_mesh_access mesh_access;

	uint32_t datum;



	memset(&mesh_access, 0, sizeof(mesh_access));

	sscanf(buf, "%d", &datum);

	mesh_access.data[0] = cpu_to_le32(datum);



	libertas_prepare_and_send_command((to_net_dev(dev))->priv,

			CMD_MESH_ACCESS,

			CMD_ACT_MESH_SET_AUTOSTART_ENABLED,

			CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);

	return strlen(buf);

}



static DEVICE_ATTR(autostart_enabled, 0644,

		libertas_autostart_enabled_get, libertas_autostart_enabled_set);



static struct attribute *libertas_mesh_sysfs_entries[] = {

	&dev_attr_anycast_mask.attr,

	&dev_attr_autostart_enabled.attr,

	NULL,

};



static struct attribute_group libertas_mesh_attr_group = {

	.attrs = libertas_mesh_sysfs_entries,

};



/**

 *  @brief Check if the device can be open and wait if necessary.

 *
@@ -1250,7 +1294,7 @@ int libertas_add_mesh(wlan_private *priv, struct device *dev) 
		goto err_free;

	}



	ret = device_create_file(&(mesh_dev->dev), &dev_attr_anycast_mask);

	ret = sysfs_create_group(&(mesh_dev->dev.kobj), &libertas_mesh_attr_group);

	if (ret)

		goto err_unregister;
@@ -1359,7 +1403,7 @@ void libertas_remove_mesh(wlan_private *priv) 
	netif_stop_queue(mesh_dev);

	netif_carrier_off(priv->mesh_dev);



	device_remove_file(&(mesh_dev->dev), &dev_attr_anycast_mask);

	sysfs_remove_group(&(mesh_dev->dev.kobj), &libertas_mesh_attr_group);

	unregister_netdev(mesh_dev);



	priv->mesh_dev = NULL ;