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authorThomas Gleixner <tglx@linutronix.de>2011-02-06 09:32:39 -0500
committerMatt Turner <mattst88@gmail.com>2011-03-02 14:57:57 -0500
commit08876fe8519c4f7625efba8aa3d51b1d24cd8a13 (patch)
treee7b049c764c6daa0a820f3c8806b715b8eff7857 /arch/alpha
parentc049766445b8791ab683c765674de86588d9ae14 (diff)
alpha: marvel: Convert irq_chip functions
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'arch/alpha')
-rw-r--r--arch/alpha/kernel/sys_marvel.c42
1 files changed, 19 insertions, 23 deletions
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index 2bfc9f1b1ddc..e61910734e41 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -104,9 +104,10 @@ io7_get_irq_ctl(unsigned int irq, struct io7 **pio7)
104} 104}
105 105
106static void 106static void
107io7_enable_irq(unsigned int irq) 107io7_enable_irq(struct irq_data *d)
108{ 108{
109 volatile unsigned long *ctl; 109 volatile unsigned long *ctl;
110 unsigned int irq = d->irq;
110 struct io7 *io7; 111 struct io7 *io7;
111 112
112 ctl = io7_get_irq_ctl(irq, &io7); 113 ctl = io7_get_irq_ctl(irq, &io7);
@@ -115,7 +116,7 @@ io7_enable_irq(unsigned int irq)
115 __func__, irq); 116 __func__, irq);
116 return; 117 return;
117 } 118 }
118 119
119 spin_lock(&io7->irq_lock); 120 spin_lock(&io7->irq_lock);
120 *ctl |= 1UL << 24; 121 *ctl |= 1UL << 24;
121 mb(); 122 mb();
@@ -124,9 +125,10 @@ io7_enable_irq(unsigned int irq)
124} 125}
125 126
126static void 127static void
127io7_disable_irq(unsigned int irq) 128io7_disable_irq(struct irq_data *d)
128{ 129{
129 volatile unsigned long *ctl; 130 volatile unsigned long *ctl;
131 unsigned int irq = d->irq;
130 struct io7 *io7; 132 struct io7 *io7;
131 133
132 ctl = io7_get_irq_ctl(irq, &io7); 134 ctl = io7_get_irq_ctl(irq, &io7);
@@ -135,7 +137,7 @@ io7_disable_irq(unsigned int irq)
135 __func__, irq); 137 __func__, irq);
136 return; 138 return;
137 } 139 }
138 140
139 spin_lock(&io7->irq_lock); 141 spin_lock(&io7->irq_lock);
140 *ctl &= ~(1UL << 24); 142 *ctl &= ~(1UL << 24);
141 mb(); 143 mb();
@@ -144,35 +146,29 @@ io7_disable_irq(unsigned int irq)
144} 146}
145 147
146static void 148static void
147marvel_irq_noop(unsigned int irq) 149marvel_irq_noop(struct irq_data *d)
148{ 150{
149 return; 151 return;
150}
151
152static unsigned int
153marvel_irq_noop_return(unsigned int irq)
154{
155 return 0;
156} 152}
157 153
158static struct irq_chip marvel_legacy_irq_type = { 154static struct irq_chip marvel_legacy_irq_type = {
159 .name = "LEGACY", 155 .name = "LEGACY",
160 .mask = marvel_irq_noop, 156 .irq_mask = marvel_irq_noop,
161 .unmask = marvel_irq_noop, 157 .irq_unmask = marvel_irq_noop,
162}; 158};
163 159
164static struct irq_chip io7_lsi_irq_type = { 160static struct irq_chip io7_lsi_irq_type = {
165 .name = "LSI", 161 .name = "LSI",
166 .unmask = io7_enable_irq, 162 .irq_unmask = io7_enable_irq,
167 .mask = io7_disable_irq, 163 .irq_mask = io7_disable_irq,
168 .mask_ack = io7_disable_irq, 164 .irq_mask_ack = io7_disable_irq,
169}; 165};
170 166
171static struct irq_chip io7_msi_irq_type = { 167static struct irq_chip io7_msi_irq_type = {
172 .name = "MSI", 168 .name = "MSI",
173 .unmask = io7_enable_irq, 169 .irq_unmask = io7_enable_irq,
174 .mask = io7_disable_irq, 170 .irq_mask = io7_disable_irq,
175 .ack = marvel_irq_noop, 171 .irq_ack = marvel_irq_noop,
176}; 172};
177 173
178static void 174static void
@@ -280,8 +276,8 @@ init_io7_irqs(struct io7 *io7,
280 276
281 /* Set up the lsi irqs. */ 277 /* Set up the lsi irqs. */
282 for (i = 0; i < 128; ++i) { 278 for (i = 0; i < 128; ++i) {
283 irq_to_desc(base + i)->status |= IRQ_LEVEL;
284 set_irq_chip_and_handler(base + i, lsi_ops, handle_level_irq); 279 set_irq_chip_and_handler(base + i, lsi_ops, handle_level_irq);
280 irq_set_status_flags(i, IRQ_LEVEL);
285 } 281 }
286 282
287 /* Disable the implemented irqs in hardware. */ 283 /* Disable the implemented irqs in hardware. */
@@ -294,8 +290,8 @@ init_io7_irqs(struct io7 *io7,
294 290
295 /* Set up the msi irqs. */ 291 /* Set up the msi irqs. */
296 for (i = 128; i < (128 + 512); ++i) { 292 for (i = 128; i < (128 + 512); ++i) {
297 irq_to_desc(base + i)->status |= IRQ_LEVEL;
298 set_irq_chip_and_handler(base + i, msi_ops, handle_level_irq); 293 set_irq_chip_and_handler(base + i, msi_ops, handle_level_irq);
294 irq_set_status_flags(i, IRQ_LEVEL);
299 } 295 }
300 296
301 for (i = 0; i < 16; ++i) 297 for (i = 0; i < 16; ++i)