/****************************************************************************** * acpi.c * acpi file for domain 0 kernel * * Copyright (c) 2011 Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> * Copyright (c) 2011 Yu Ke ke.yu@intel.com * * 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; or, when distributed * separately from the Linux kernel or incorporated into other * software packages, subject to the following license: * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this source file (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, * merge, publish, distribute, sublicense, and/or sell copies of the Software, * and to permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE.
*/
int xen_acpi_get_gsi_info(struct pci_dev *dev, int *gsi_out, int *trigger_out, int *polarity_out)
{ int gsi;
u8 pin; struct acpi_prt_entry *entry; int trigger = ACPI_LEVEL_SENSITIVE; int polarity = acpi_irq_model == ACPI_IRQ_MODEL_GIC ?
ACPI_ACTIVE_HIGH : ACPI_ACTIVE_LOW;
if (!dev || !gsi_out || !trigger_out || !polarity_out) return -EINVAL;
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