/* * Linux WiMAX * Implement and export a method for getting a WiMAX device current state * * Copyright (C) 2009 Paulius Zaleckas * * Based on previous WiMAX core work by: * Copyright (C) 2008 Intel Corporation * Inaky Perez-Gonzalez * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version * 2 as published by the Free Software Foundation. * * This program is distributed in the hope that 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., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. */ #include #include #include #include #include "wimax-internal.h" #define D_SUBMODULE op_state_get #include "debug-levels.h" /* * Exporting to user space over generic netlink * * Parse the state get command from user space, return a combination * value that describe the current state. * * No attributes. */ int wimax_gnl_doit_state_get(struct sk_buff *skb, struct genl_info *info) { int result, ifindex; struct wimax_dev *wimax_dev; d_fnstart(3, NULL, "(skb %p info %p)\n", skb, info); result = -ENODEV; if (info->attrs[WIMAX_GNL_STGET_IFIDX] == NULL) { pr_err("WIMAX_GNL_OP_STATE_GET: can't find IFIDX attribute\n"); goto error_no_wimax_dev; } ifindex = nla_get_u32(info->attrs[WIMAX_GNL_STGET_IFIDX]); wimax_dev = wimax_dev_get_by_genl_info(info, ifindex); if (wimax_dev == NULL) goto error_no_wimax_dev; /* Execute the operation and send the result back to user space */ result = wimax_state_get(wimax_dev); dev_put(wimax_dev->net_dev); error_no_wimax_dev: d_fnend(3, NULL, "(skb %p info %p) = %d\n", skb, info, result); return result; } 22eef28616798dd10f9a2e4254163a5bcd54eea'/>
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authorDaniel De Graaf <dgdegra@tycho.nsa.gov>2013-07-30 13:29:47 -0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-08-09 10:57:06 -0400
commite2683957fb268c6b29316fd9e7191e13239a30a5 (patch)
treedca5158cc38a7b469f36999749d5a9bc100ded01 /drivers/infiniband/core
parent6efa20e49b9cb1db1ab66870cc37323474a75a13 (diff)
drivers/tpm: add xen tpmfront interface
This is a complete rewrite of the Xen TPM frontend driver, taking advantage of a simplified frontend/backend interface and adding support for cancellation and timeouts. The backend for this driver is provided by a vTPM stub domain using the interface in Xen 4.3. Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov> Acked-by: Matthew Fioravante <matthew.fioravante@jhuapl.edu> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Acked-by: Peter Huewe <peterhuewe@gmx.de> Reviewed-by: Peter Huewe <peterhuewe@gmx.de> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/infiniband/core')