diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-18 12:52:51 -0400 |
---|---|---|
committer | David Howells <dhowells@redhat.com> | 2011-03-18 12:52:51 -0400 |
commit | 125bb1dbaded3f7d12ad39e5e26d5fa0aa9ca751 (patch) | |
tree | a9bd549b6e4fcd9960909bdabf2eea257e60a5d9 /arch/mn10300/kernel/irq.c | |
parent | a494d3df1e482e3f5552268af5b4b122421b5ee6 (diff) |
MN10300: Convert cpu irq_chips to new functions
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/mn10300/kernel/irq.c')
-rw-r--r-- | arch/mn10300/kernel/irq.c | 62 |
1 files changed, 33 insertions, 29 deletions
diff --git a/arch/mn10300/kernel/irq.c b/arch/mn10300/kernel/irq.c index e19fe8124f4c..cd36a6c62770 100644 --- a/arch/mn10300/kernel/irq.c +++ b/arch/mn10300/kernel/irq.c | |||
@@ -37,8 +37,9 @@ atomic_t irq_err_count; | |||
37 | /* | 37 | /* |
38 | * MN10300 interrupt controller operations | 38 | * MN10300 interrupt controller operations |
39 | */ | 39 | */ |
40 | static void mn10300_cpupic_ack(unsigned int irq) | 40 | static void mn10300_cpupic_ack(struct irq_data *d) |
41 | { | 41 | { |
42 | unsigned int irq = d->irq; | ||
42 | unsigned long flags; | 43 | unsigned long flags; |
43 | u16 tmp; | 44 | u16 tmp; |
44 | 45 | ||
@@ -61,13 +62,14 @@ static void __mask_and_set_icr(unsigned int irq, | |||
61 | arch_local_irq_restore(flags); | 62 | arch_local_irq_restore(flags); |
62 | } | 63 | } |
63 | 64 | ||
64 | static void mn10300_cpupic_mask(unsigned int irq) | 65 | static void mn10300_cpupic_mask(struct irq_data *d) |
65 | { | 66 | { |
66 | __mask_and_set_icr(irq, GxICR_LEVEL, 0); | 67 | __mask_and_set_icr(d->irq, GxICR_LEVEL, 0); |
67 | } | 68 | } |
68 | 69 | ||
69 | static void mn10300_cpupic_mask_ack(unsigned int irq) | 70 | static void mn10300_cpupic_mask_ack(struct irq_data *d) |
70 | { | 71 | { |
72 | unsigned int irq = d->irq; | ||
71 | #ifdef CONFIG_SMP | 73 | #ifdef CONFIG_SMP |
72 | unsigned long flags; | 74 | unsigned long flags; |
73 | u16 tmp; | 75 | u16 tmp; |
@@ -85,7 +87,7 @@ static void mn10300_cpupic_mask_ack(unsigned int irq) | |||
85 | tmp2 = GxICR(irq); | 87 | tmp2 = GxICR(irq); |
86 | 88 | ||
87 | irq_affinity_online[irq] = | 89 | irq_affinity_online[irq] = |
88 | any_online_cpu(*irq_desc[irq].affinity); | 90 | any_online_cpu(*d->affinity); |
89 | CROSS_GxICR(irq, irq_affinity_online[irq]) = | 91 | CROSS_GxICR(irq, irq_affinity_online[irq]) = |
90 | (tmp & (GxICR_LEVEL | GxICR_ENABLE)) | GxICR_DETECT; | 92 | (tmp & (GxICR_LEVEL | GxICR_ENABLE)) | GxICR_DETECT; |
91 | tmp = CROSS_GxICR(irq, irq_affinity_online[irq]); | 93 | tmp = CROSS_GxICR(irq, irq_affinity_online[irq]); |
@@ -97,13 +99,14 @@ static void mn10300_cpupic_mask_ack(unsigned int irq) | |||
97 | #endif /* CONFIG_SMP */ | 99 | #endif /* CONFIG_SMP */ |
98 | } | 100 | } |
99 | 101 | ||
100 | static void mn10300_cpupic_unmask(unsigned int irq) | 102 | static void mn10300_cpupic_unmask(struct irq_data *d) |
101 | { | 103 | { |
102 | __mask_and_set_icr(irq, GxICR_LEVEL, GxICR_ENABLE); | 104 | __mask_and_set_icr(d->irq, GxICR_LEVEL, GxICR_ENABLE); |
103 | } | 105 | } |
104 | 106 | ||
105 | static void mn10300_cpupic_unmask_clear(unsigned int irq) | 107 | static void mn10300_cpupic_unmask_clear(struct irq_data *d) |
106 | { | 108 | { |
109 | unsigned int irq = d->irq; | ||
107 | /* the MN10300 PIC latches its interrupt request bit, even after the | 110 | /* the MN10300 PIC latches its interrupt request bit, even after the |
108 | * device has ceased to assert its interrupt line and the interrupt | 111 | * device has ceased to assert its interrupt line and the interrupt |
109 | * channel has been disabled in the PIC, so for level-triggered | 112 | * channel has been disabled in the PIC, so for level-triggered |
@@ -121,7 +124,7 @@ static void mn10300_cpupic_unmask_clear(unsigned int irq) | |||
121 | } else { | 124 | } else { |
122 | tmp = GxICR(irq); | 125 | tmp = GxICR(irq); |
123 | 126 | ||
124 | irq_affinity_online[irq] = any_online_cpu(*irq_desc[irq].affinity); | 127 | irq_affinity_online[irq] = any_online_cpu(*d->affinity); |
125 | CROSS_GxICR(irq, irq_affinity_online[irq]) = (tmp & GxICR_LEVEL) | GxICR_ENABLE | GxICR_DETECT; | 128 | CROSS_GxICR(irq, irq_affinity_online[irq]) = (tmp & GxICR_LEVEL) | GxICR_ENABLE | GxICR_DETECT; |
126 | tmp = CROSS_GxICR(irq, irq_affinity_online[irq]); | 129 | tmp = CROSS_GxICR(irq, irq_affinity_online[irq]); |
127 | } | 130 | } |
@@ -134,7 +137,8 @@ static void mn10300_cpupic_unmask_clear(unsigned int irq) | |||
134 | 137 | ||
135 | #ifdef CONFIG_SMP | 138 | #ifdef CONFIG_SMP |
136 | static int | 139 | static int |
137 | mn10300_cpupic_setaffinity(unsigned int irq, const struct cpumask *mask) | 140 | mn10300_cpupic_setaffinity(struct irq_data *d, const struct cpumask *mask, |
141 | bool force) | ||
138 | { | 142 | { |
139 | unsigned long flags; | 143 | unsigned long flags; |
140 | int err; | 144 | int err; |
@@ -142,7 +146,7 @@ mn10300_cpupic_setaffinity(unsigned int irq, const struct cpumask *mask) | |||
142 | flags = arch_local_cli_save(); | 146 | flags = arch_local_cli_save(); |
143 | 147 | ||
144 | /* check irq no */ | 148 | /* check irq no */ |
145 | switch (irq) { | 149 | switch (d->irq) { |
146 | case TMJCIRQ: | 150 | case TMJCIRQ: |
147 | case RESCHEDULE_IPI: | 151 | case RESCHEDULE_IPI: |
148 | case CALL_FUNC_SINGLE_IPI: | 152 | case CALL_FUNC_SINGLE_IPI: |
@@ -181,7 +185,7 @@ mn10300_cpupic_setaffinity(unsigned int irq, const struct cpumask *mask) | |||
181 | break; | 185 | break; |
182 | 186 | ||
183 | default: | 187 | default: |
184 | set_bit(irq, irq_affinity_request); | 188 | set_bit(d->irq, irq_affinity_request); |
185 | err = 0; | 189 | err = 0; |
186 | break; | 190 | break; |
187 | } | 191 | } |
@@ -202,15 +206,15 @@ mn10300_cpupic_setaffinity(unsigned int irq, const struct cpumask *mask) | |||
202 | * mask_ack() is provided), and mask_ack() just masks. | 206 | * mask_ack() is provided), and mask_ack() just masks. |
203 | */ | 207 | */ |
204 | static struct irq_chip mn10300_cpu_pic_level = { | 208 | static struct irq_chip mn10300_cpu_pic_level = { |
205 | .name = "cpu_l", | 209 | .name = "cpu_l", |
206 | .disable = mn10300_cpupic_mask, | 210 | .irq_disable = mn10300_cpupic_mask, |
207 | .enable = mn10300_cpupic_unmask_clear, | 211 | .irq_enable = mn10300_cpupic_unmask_clear, |
208 | .ack = NULL, | 212 | .irq_ack = NULL, |
209 | .mask = mn10300_cpupic_mask, | 213 | .irq_mask = mn10300_cpupic_mask, |
210 | .mask_ack = mn10300_cpupic_mask, | 214 | .irq_mask_ack = mn10300_cpupic_mask, |
211 | .unmask = mn10300_cpupic_unmask_clear, | 215 | .irq_unmask = mn10300_cpupic_unmask_clear, |
212 | #ifdef CONFIG_SMP | 216 | #ifdef CONFIG_SMP |
213 | .set_affinity = mn10300_cpupic_setaffinity, | 217 | .irq_set_affinity = mn10300_cpupic_setaffinity, |
214 | #endif | 218 | #endif |
215 | }; | 219 | }; |
216 | 220 | ||
@@ -220,15 +224,15 @@ static struct irq_chip mn10300_cpu_pic_level = { | |||
220 | * We use the latch clearing function of the PIC as the 'ACK' function. | 224 | * We use the latch clearing function of the PIC as the 'ACK' function. |
221 | */ | 225 | */ |
222 | static struct irq_chip mn10300_cpu_pic_edge = { | 226 | static struct irq_chip mn10300_cpu_pic_edge = { |
223 | .name = "cpu_e", | 227 | .name = "cpu_e", |
224 | .disable = mn10300_cpupic_mask, | 228 | .irq_disable = mn10300_cpupic_mask, |
225 | .enable = mn10300_cpupic_unmask, | 229 | .irq_enable = mn10300_cpupic_unmask, |
226 | .ack = mn10300_cpupic_ack, | 230 | .irq_ack = mn10300_cpupic_ack, |
227 | .mask = mn10300_cpupic_mask, | 231 | .irq_mask = mn10300_cpupic_mask, |
228 | .mask_ack = mn10300_cpupic_mask_ack, | 232 | .irq_mask_ack = mn10300_cpupic_mask_ack, |
229 | .unmask = mn10300_cpupic_unmask, | 233 | .irq_unmask = mn10300_cpupic_unmask, |
230 | #ifdef CONFIG_SMP | 234 | #ifdef CONFIG_SMP |
231 | .set_affinity = mn10300_cpupic_setaffinity, | 235 | .irq_set_affinity = mn10300_cpupic_setaffinity, |
232 | #endif | 236 | #endif |
233 | }; | 237 | }; |
234 | 238 | ||
@@ -271,7 +275,7 @@ void __init init_IRQ(void) | |||
271 | int irq; | 275 | int irq; |
272 | 276 | ||
273 | for (irq = 0; irq < NR_IRQS; irq++) | 277 | for (irq = 0; irq < NR_IRQS; irq++) |
274 | if (irq_desc[irq].chip == &no_irq_chip) | 278 | if (get_irq_chip(irq) == &no_irq_chip) |
275 | /* due to the PIC latching interrupt requests, even | 279 | /* due to the PIC latching interrupt requests, even |
276 | * when the IRQ is disabled, IRQ_PENDING is superfluous | 280 | * when the IRQ is disabled, IRQ_PENDING is superfluous |
277 | * and we can use handle_level_irq() for edge-triggered | 281 | * and we can use handle_level_irq() for edge-triggered |