aboutsummaryrefslogtreecommitdiffstats
path: root/arch/avr32/mach-at32ap/intc.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/avr32/mach-at32ap/intc.c')
-rw-r--r--arch/avr32/mach-at32ap/intc.c38
1 files changed, 12 insertions, 26 deletions
diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c
index 21ce35f33aa5..3e3646186c9f 100644
--- a/arch/avr32/mach-at32ap/intc.c
+++ b/arch/avr32/mach-at32ap/intc.c
@@ -12,7 +12,7 @@
12#include <linux/interrupt.h> 12#include <linux/interrupt.h>
13#include <linux/irq.h> 13#include <linux/irq.h>
14#include <linux/platform_device.h> 14#include <linux/platform_device.h>
15#include <linux/sysdev.h> 15#include <linux/syscore_ops.h>
16 16
17#include <asm/io.h> 17#include <asm/io.h>
18 18
@@ -21,7 +21,6 @@
21struct intc { 21struct intc {
22 void __iomem *regs; 22 void __iomem *regs;
23 struct irq_chip chip; 23 struct irq_chip chip;
24 struct sys_device sysdev;
25#ifdef CONFIG_PM 24#ifdef CONFIG_PM
26 unsigned long suspend_ipr; 25 unsigned long suspend_ipr;
27 unsigned long saved_ipr[64]; 26 unsigned long saved_ipr[64];
@@ -146,9 +145,8 @@ void intc_set_suspend_handler(unsigned long offset)
146 intc0.suspend_ipr = offset; 145 intc0.suspend_ipr = offset;
147} 146}
148 147
149static int intc_suspend(struct sys_device *sdev, pm_message_t state) 148static int intc_suspend(void)
150{ 149{
151 struct intc *intc = container_of(sdev, struct intc, sysdev);
152 int i; 150 int i;
153 151
154 if (unlikely(!irqs_disabled())) { 152 if (unlikely(!irqs_disabled())) {
@@ -156,28 +154,25 @@ static int intc_suspend(struct sys_device *sdev, pm_message_t state)
156 return -EINVAL; 154 return -EINVAL;
157 } 155 }
158 156
159 if (unlikely(!intc->suspend_ipr)) { 157 if (unlikely(!intc0.suspend_ipr)) {
160 pr_err("intc_suspend: suspend_ipr not initialized\n"); 158 pr_err("intc_suspend: suspend_ipr not initialized\n");
161 return -EINVAL; 159 return -EINVAL;
162 } 160 }
163 161
164 for (i = 0; i < 64; i++) { 162 for (i = 0; i < 64; i++) {
165 intc->saved_ipr[i] = intc_readl(intc, INTPR0 + 4 * i); 163 intc0.saved_ipr[i] = intc_readl(&intc0, INTPR0 + 4 * i);
166 intc_writel(intc, INTPR0 + 4 * i, intc->suspend_ipr); 164 intc_writel(&intc0, INTPR0 + 4 * i, intc0.suspend_ipr);
167 } 165 }
168 166
169 return 0; 167 return 0;
170} 168}
171 169
172static int intc_resume(struct sys_device *sdev) 170static int intc_resume(void)
173{ 171{
174 struct intc *intc = container_of(sdev, struct intc, sysdev);
175 int i; 172 int i;
176 173
177 WARN_ON(!irqs_disabled());
178
179 for (i = 0; i < 64; i++) 174 for (i = 0; i < 64; i++)
180 intc_writel(intc, INTPR0 + 4 * i, intc->saved_ipr[i]); 175 intc_writel(&intc0, INTPR0 + 4 * i, intc0.saved_ipr[i]);
181 176
182 return 0; 177 return 0;
183} 178}
@@ -186,27 +181,18 @@ static int intc_resume(struct sys_device *sdev)
186#define intc_resume NULL 181#define intc_resume NULL
187#endif 182#endif
188 183
189static struct sysdev_class intc_class = { 184static struct syscore_ops intc_syscore_ops = {
190 .name = "intc",
191 .suspend = intc_suspend, 185 .suspend = intc_suspend,
192 .resume = intc_resume, 186 .resume = intc_resume,
193}; 187};
194 188
195static int __init intc_init_sysdev(void) 189static int __init intc_init_syscore(void)
196{ 190{
197 int ret; 191 register_syscore_ops(&intc_syscore_ops);
198
199 ret = sysdev_class_register(&intc_class);
200 if (ret)
201 return ret;
202 192
203 intc0.sysdev.id = 0; 193 return 0;
204 intc0.sysdev.cls = &intc_class;
205 ret = sysdev_register(&intc0.sysdev);
206
207 return ret;
208} 194}
209device_initcall(intc_init_sysdev); 195device_initcall(intc_init_syscore);
210 196
211unsigned long intc_get_pending(unsigned int group) 197unsigned long intc_get_pending(unsigned int group)
212{ 198{