1 /*
2  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 and
6  * only version 2 as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  */
13 /*
14  * Qualcomm PMIC irq 8xxx driver header file
15  *
16  */
17 
18 #ifndef __MFD_PM8XXX_IRQ_H
19 #define __MFD_PM8XXX_IRQ_H
20 
21 #include <linux/errno.h>
22 #include <linux/err.h>
23 
24 struct pm8xxx_irq_core_data {
25 	u32		rev;
26 	int		nirqs;
27 };
28 
29 struct pm8xxx_irq_platform_data {
30 	int				irq_base;
31 	struct pm8xxx_irq_core_data	irq_cdata;
32 	int				devirq;
33 	int				irq_trigger_flag;
34 };
35 
36 struct pm_irq_chip;
37 
38 #ifdef CONFIG_MFD_PM8XXX_IRQ
39 int pm8xxx_get_irq_stat(struct pm_irq_chip *chip, int irq);
40 struct pm_irq_chip * __devinit pm8xxx_irq_init(struct device *dev,
41 				const struct pm8xxx_irq_platform_data *pdata);
42 int __devexit pm8xxx_irq_exit(struct pm_irq_chip *chip);
43 #else
pm8xxx_get_irq_stat(struct pm_irq_chip * chip,int irq)44 static inline int pm8xxx_get_irq_stat(struct pm_irq_chip *chip, int irq)
45 {
46 	return -ENXIO;
47 }
pm8xxx_irq_init(const struct device * dev,const struct pm8xxx_irq_platform_data * pdata)48 static inline struct pm_irq_chip * __devinit pm8xxx_irq_init(
49 				const struct device *dev,
50 				const struct pm8xxx_irq_platform_data *pdata)
51 {
52 	return ERR_PTR(-ENXIO);
53 }
pm8xxx_irq_exit(struct pm_irq_chip * chip)54 static inline int __devexit pm8xxx_irq_exit(struct pm_irq_chip *chip)
55 {
56 	return -ENXIO;
57 }
58 #endif /* CONFIG_MFD_PM8XXX_IRQ */
59 #endif /* __MFD_PM8XXX_IRQ_H */
60