| /* Copyright (c) 2002-3 Patrick Mochel |
| * Copyright (c) 2002-3 Open Source Development Labs |
| * Copyright (c) 2012, Code Aurora Forum. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only 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. |
| * |
| * Resource handling based on platform.c. |
| */ |
| |
| #include <linux/export.h> |
| #include <mach/qpnp.h> |
| |
| /** |
| * qpnp_get_resource - get a resource for a device |
| * @dev: qpnp device |
| * @type: resource type |
| * @num: resource index |
| */ |
| struct resource *qpnp_get_resource(struct spmi_device *dev, |
| unsigned int node_idx, unsigned int type, |
| unsigned int res_num) |
| { |
| int i; |
| |
| for (i = 0; i < dev->dev_node[node_idx].num_resources; i++) { |
| struct resource *r = &dev->dev_node[node_idx].resource[i]; |
| |
| if (type == resource_type(r) && res_num-- == 0) |
| return r; |
| } |
| return NULL; |
| } |
| EXPORT_SYMBOL_GPL(qpnp_get_resource); |
| |
| /** |
| * qpnp_get_irq - get an IRQ for a device |
| * @dev: qpnp device |
| * @num: IRQ number index |
| */ |
| int qpnp_get_irq(struct spmi_device *dev, unsigned int node_idx, |
| unsigned int res_num) |
| { |
| struct resource *r = qpnp_get_resource(dev, node_idx, |
| IORESOURCE_IRQ, res_num); |
| |
| return r ? r->start : -ENXIO; |
| } |
| EXPORT_SYMBOL_GPL(qpnp_get_irq); |
| |