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authorKyle McMartin <kyle@redhat.com>2010-10-14 22:31:34 -0400
committerMatt Turner <mattst88@monolith.freenet-rz.de>2011-01-16 23:42:13 -0500
commit7d209c8110ecd49db46da786437485e8ef67f414 (patch)
treebc550d6f1a7933a56194390255c5b836e41817a7 /arch/alpha/kernel
parenta891b393dd7f6ed84ecee98c0eac4a808ff2cbbc (diff)
alpha: kill off alpha_do_IRQ
Good riddance... Nuke a pile of redundant handlers that the generic code takes care of as well. Tested-by: Michael Cree <mcree@orcon.net.nz> Signed-off-by: Kyle McMartin <kyle@redhat.com> Signed-off-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'arch/alpha/kernel')
-rw-r--r--arch/alpha/kernel/irq.c6
-rw-r--r--arch/alpha/kernel/irq_alpha.c16
-rw-r--r--arch/alpha/kernel/irq_i8259.c26
-rw-r--r--arch/alpha/kernel/irq_pyxis.c26
-rw-r--r--arch/alpha/kernel/irq_srm.c25
-rw-r--r--arch/alpha/kernel/sys_alcor.c25
-rw-r--r--arch/alpha/kernel/sys_cabriolet.c25
-rw-r--r--arch/alpha/kernel/sys_dp264.c48
-rw-r--r--arch/alpha/kernel/sys_eb64p.c25
-rw-r--r--arch/alpha/kernel/sys_eiger.c25
-rw-r--r--arch/alpha/kernel/sys_jensen.c47
-rw-r--r--arch/alpha/kernel/sys_marvel.c44
-rw-r--r--arch/alpha/kernel/sys_mikasa.c25
-rw-r--r--arch/alpha/kernel/sys_noritake.c25
-rw-r--r--arch/alpha/kernel/sys_rawhide.c25
-rw-r--r--arch/alpha/kernel/sys_rx164.c25
-rw-r--r--arch/alpha/kernel/sys_sable.c25
-rw-r--r--arch/alpha/kernel/sys_takara.c25
-rw-r--r--arch/alpha/kernel/sys_titan.c29
-rw-r--r--arch/alpha/kernel/sys_wildfire.c34
20 files changed, 94 insertions, 457 deletions
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index cea8913e74b..5912900a42e 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -162,7 +162,7 @@ handle_irq(int irq)
162 162
163 irq_enter(); 163 irq_enter();
164 /* 164 /*
165 * __do_IRQ() must be called with IPL_MAX. Note that we do not 165 * handle_irq() must be called with IPL_MAX. Note that we do not
166 * explicitly enable interrupts afterwards - some MILO PALcode 166 * explicitly enable interrupts afterwards - some MILO PALcode
167 * (namely LX164 one) seems to have severe problems with RTI 167 * (namely LX164 one) seems to have severe problems with RTI
168 * at IPL 0. 168 * at IPL 0.
@@ -172,7 +172,3 @@ handle_irq(int irq)
172 irq_exit(); 172 irq_exit();
173} 173}
174 174
175void alpha_do_IRQ(unsigned int irq, struct irq_desc *desc)
176{
177 __do_IRQ(irq);
178}
diff --git a/arch/alpha/kernel/irq_alpha.c b/arch/alpha/kernel/irq_alpha.c
index 1b2c8bb8146..2d0679b6093 100644
--- a/arch/alpha/kernel/irq_alpha.c
+++ b/arch/alpha/kernel/irq_alpha.c
@@ -219,25 +219,12 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
219 * processed by PALcode, and comes in via entInt vector 1. 219 * processed by PALcode, and comes in via entInt vector 1.
220 */ 220 */
221 221
222static void rtc_enable_disable(unsigned int irq) { }
223static unsigned int rtc_startup(unsigned int irq) { return 0; }
224
225struct irqaction timer_irqaction = { 222struct irqaction timer_irqaction = {
226 .handler = timer_interrupt, 223 .handler = timer_interrupt,
227 .flags = IRQF_DISABLED, 224 .flags = IRQF_DISABLED,
228 .name = "timer", 225 .name = "timer",
229}; 226};
230 227
231static struct irq_chip rtc_irq_type = {
232 .name = "RTC",
233 .startup = rtc_startup,
234 .shutdown = rtc_enable_disable,
235 .enable = rtc_enable_disable,
236 .disable = rtc_enable_disable,
237 .ack = rtc_enable_disable,
238 .end = rtc_enable_disable,
239};
240
241void __init 228void __init
242init_rtc_irq(void) 229init_rtc_irq(void)
243{ 230{
@@ -245,7 +232,8 @@ init_rtc_irq(void)
245 232
246 if (desc) { 233 if (desc) {
247 desc->status |= IRQ_DISABLED; 234 desc->status |= IRQ_DISABLED;
248 set_irq_chip(RTC_IRQ, &rtc_irq_type); 235 set_irq_chip_and_handler_name(RTC_IRQ, &no_irq_chip,
236 handle_simple_irq, "RTC");
249 setup_irq(RTC_IRQ, &timer_irqaction); 237 setup_irq(RTC_IRQ, &timer_irqaction);
250 } 238 }
251} 239}
diff --git a/arch/alpha/kernel/irq_i8259.c b/arch/alpha/kernel/irq_i8259.c
index 9e493958895..956ea0ed169 100644
--- a/arch/alpha/kernel/irq_i8259.c
+++ b/arch/alpha/kernel/irq_i8259.c
@@ -69,29 +69,11 @@ i8259a_mask_and_ack_irq(unsigned int irq)
69 spin_unlock(&i8259_irq_lock); 69 spin_unlock(&i8259_irq_lock);
70} 70}
71 71
72unsigned int
73i8259a_startup_irq(unsigned int irq)
74{
75 i8259a_enable_irq(irq);
76 return 0; /* never anything pending */
77}
78
79void
80i8259a_end_irq(unsigned int irq)
81{
82 struct irq_desc *desc = irq_to_desc(irq);
83 if (desc || !(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
84 i8259a_enable_irq(irq);
85}
86
87struct irq_chip i8259a_irq_type = { 72struct irq_chip i8259a_irq_type = {
88 .name = "XT-PIC", 73 .name = "XT-PIC",
89 .startup = i8259a_startup_irq, 74 .unmask = i8259a_enable_irq,
90 .shutdown = i8259a_disable_irq, 75 .mask = i8259a_disable_irq,
91 .enable = i8259a_enable_irq, 76 .mask_ack = i8259a_mask_and_ack_irq,
92 .disable = i8259a_disable_irq,
93 .ack = i8259a_mask_and_ack_irq,
94 .end = i8259a_end_irq,
95}; 77};
96 78
97void __init 79void __init
@@ -108,7 +90,7 @@ init_i8259a_irqs(void)
108 outb(0xff, 0xA1); /* mask all of 8259A-2 */ 90 outb(0xff, 0xA1); /* mask all of 8259A-2 */
109 91
110 for (i = 0; i < 16; i++) { 92 for (i = 0; i < 16; i++) {
111 set_irq_chip_and_handler(i, &i8259a_irq_type, alpha_do_IRQ); 93 set_irq_chip_and_handler(i, &i8259a_irq_type, handle_level_irq);
112 } 94 }
113 95
114 setup_irq(2, &cascade); 96 setup_irq(2, &cascade);
diff --git a/arch/alpha/kernel/irq_pyxis.c b/arch/alpha/kernel/irq_pyxis.c
index 9f603cfd440..2863458c853 100644
--- a/arch/alpha/kernel/irq_pyxis.c
+++ b/arch/alpha/kernel/irq_pyxis.c
@@ -40,21 +40,6 @@ pyxis_disable_irq(unsigned int irq)
40 pyxis_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16))); 40 pyxis_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
41} 41}
42 42
43static unsigned int
44pyxis_startup_irq(unsigned int irq)
45{
46 pyxis_enable_irq(irq);
47 return 0;
48}
49
50static void
51pyxis_end_irq(unsigned int irq)
52{
53 struct irq_desc *desc = irq_to_desc(irq);
54 if (desc || !(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
55 pyxis_enable_irq(irq);
56}
57
58static void 43static void
59pyxis_mask_and_ack_irq(unsigned int irq) 44pyxis_mask_and_ack_irq(unsigned int irq)
60{ 45{
@@ -73,12 +58,9 @@ pyxis_mask_and_ack_irq(unsigned int irq)
73 58
74static struct irq_chip pyxis_irq_type = { 59static struct irq_chip pyxis_irq_type = {
75 .name = "PYXIS", 60 .name = "PYXIS",
76 .startup = pyxis_startup_irq, 61 .mask_ack = pyxis_mask_and_ack_irq,
77 .shutdown = pyxis_disable_irq, 62 .mask = pyxis_disable_irq,
78 .enable = pyxis_enable_irq, 63 .unmask = pyxis_enable_irq,
79 .disable = pyxis_disable_irq,
80 .ack = pyxis_mask_and_ack_irq,
81 .end = pyxis_end_irq,
82}; 64};
83 65
84void 66void
@@ -120,7 +102,7 @@ init_pyxis_irqs(unsigned long ignore_mask)
120 for (i = 16; i < 48; ++i) { 102 for (i = 16; i < 48; ++i) {
121 if ((ignore_mask >> i) & 1) 103 if ((ignore_mask >> i) & 1)
122 continue; 104 continue;
123 set_irq_chip_and_handler(i, &pyxis_irq_type, alpha_do_IRQ); 105 set_irq_chip_and_handler(i, &pyxis_irq_type, handle_level_irq);
124 irq_to_desc(i)->status |= IRQ_LEVEL; 106 irq_to_desc(i)->status |= IRQ_LEVEL;
125 } 107 }
126 108
diff --git a/arch/alpha/kernel/irq_srm.c b/arch/alpha/kernel/irq_srm.c
index ea790069dfb..0e57e828b41 100644
--- a/arch/alpha/kernel/irq_srm.c
+++ b/arch/alpha/kernel/irq_srm.c
@@ -33,29 +33,12 @@ srm_disable_irq(unsigned int irq)
33 spin_unlock(&srm_irq_lock); 33 spin_unlock(&srm_irq_lock);
34} 34}
35 35
36static unsigned int
37srm_startup_irq(unsigned int irq)
38{
39 srm_enable_irq(irq);
40 return 0;
41}
42
43static void
44srm_end_irq(unsigned int irq)
45{
46 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
47 srm_enable_irq(irq);
48}
49
50/* Handle interrupts from the SRM, assuming no additional weirdness. */ 36/* Handle interrupts from the SRM, assuming no additional weirdness. */
51static struct irq_chip srm_irq_type = { 37static struct irq_chip srm_irq_type = {
52 .name = "SRM", 38 .name = "SRM",
53 .startup = srm_startup_irq, 39 .unmask = srm_enable_irq,
54 .shutdown = srm_disable_irq, 40 .mask = srm_disable_irq,
55 .enable = srm_enable_irq, 41 .mask_ack = srm_disable_irq,
56 .disable = srm_disable_irq,
57 .ack = srm_disable_irq,
58 .end = srm_end_irq,
59}; 42};
60 43
61void __init 44void __init
@@ -68,7 +51,7 @@ init_srm_irqs(long max, unsigned long ignore_mask)
68 for (i = 16; i < max; ++i) { 51 for (i = 16; i < max; ++i) {
69 if (i < 64 && ((ignore_mask >> i) & 1)) 52 if (i < 64 && ((ignore_mask >> i) & 1))
70 continue; 53 continue;
71 set_irq_chip_and_handler(i, &srm_irq_type, alpha_do_IRQ); 54 set_irq_chip_and_handler(i, &srm_irq_type, handle_level_irq);
72 irq_to_desc(i)->status |= IRQ_LEVEL; 55 irq_to_desc(i)->status |= IRQ_LEVEL;
73 } 56 }
74} 57}
diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c
index 138cc155299..7bef6176823 100644
--- a/arch/alpha/kernel/sys_alcor.c
+++ b/arch/alpha/kernel/sys_alcor.c
@@ -65,13 +65,6 @@ alcor_mask_and_ack_irq(unsigned int irq)
65 *(vuip)GRU_INT_CLEAR = 0; mb(); 65 *(vuip)GRU_INT_CLEAR = 0; mb();
66} 66}
67 67
68static unsigned int
69alcor_startup_irq(unsigned int irq)
70{
71 alcor_enable_irq(irq);
72 return 0;
73}
74
75static void 68static void
76alcor_isa_mask_and_ack_irq(unsigned int irq) 69alcor_isa_mask_and_ack_irq(unsigned int irq)
77{ 70{
@@ -82,21 +75,11 @@ alcor_isa_mask_and_ack_irq(unsigned int irq)
82 *(vuip)GRU_INT_CLEAR = 0; mb(); 75 *(vuip)GRU_INT_CLEAR = 0; mb();
83} 76}
84 77
85static void
86alcor_end_irq(unsigned int irq)
87{
88 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
89 alcor_enable_irq(irq);
90}
91
92static struct irq_chip alcor_irq_type = { 78static struct irq_chip alcor_irq_type = {
93 .name = "ALCOR", 79 .name = "ALCOR",
94 .startup = alcor_startup_irq, 80 .unmask = alcor_enable_irq,
95 .shutdown = alcor_disable_irq, 81 .mask = alcor_disable_irq,
96 .enable = alcor_enable_irq, 82 .mask_ack = alcor_mask_and_ack_irq,
97 .disable = alcor_disable_irq,
98 .ack = alcor_mask_and_ack_irq,
99 .end = alcor_end_irq,
100}; 83};
101 84
102static void 85static void
@@ -142,7 +125,7 @@ alcor_init_irq(void)
142 on while IRQ probing. */ 125 on while IRQ probing. */
143 if (i >= 16+20 && i <= 16+30) 126 if (i >= 16+20 && i <= 16+30)
144 continue; 127 continue;
145 set_irq_chip_and_handler(i, &alcor_irq_type, alpha_do_IRQ); 128 set_irq_chip_and_handler(i, &alcor_irq_type, handle_level_irq);
146 irq_to_desc(i)->status |= IRQ_LEVEL; 129 irq_to_desc(i)->status |= IRQ_LEVEL;
147 } 130 }
148 i8259a_irq_type.ack = alcor_isa_mask_and_ack_irq; 131 i8259a_irq_type.ack = alcor_isa_mask_and_ack_irq;
diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c
index 01a932b74de..b0c916493ae 100644
--- a/arch/alpha/kernel/sys_cabriolet.c
+++ b/arch/alpha/kernel/sys_cabriolet.c
@@ -57,28 +57,11 @@ cabriolet_disable_irq(unsigned int irq)
57 cabriolet_update_irq_hw(irq, cached_irq_mask |= 1UL << irq); 57 cabriolet_update_irq_hw(irq, cached_irq_mask |= 1UL << irq);
58} 58}
59 59
60static unsigned int
61cabriolet_startup_irq(unsigned int irq)
62{
63 cabriolet_enable_irq(irq);
64 return 0; /* never anything pending */
65}
66
67static void
68cabriolet_end_irq(unsigned int irq)
69{
70 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
71 cabriolet_enable_irq(irq);
72}
73
74static struct irq_chip cabriolet_irq_type = { 60static struct irq_chip cabriolet_irq_type = {
75 .name = "CABRIOLET", 61 .name = "CABRIOLET",
76 .startup = cabriolet_startup_irq, 62 .unmask = cabriolet_enable_irq,
77 .shutdown = cabriolet_disable_irq, 63 .mask = cabriolet_disable_irq,
78 .enable = cabriolet_enable_irq, 64 .mask_ack = cabriolet_disable_irq,
79 .disable = cabriolet_disable_irq,
80 .ack = cabriolet_disable_irq,
81 .end = cabriolet_end_irq,
82}; 65};
83 66
84static void 67static void
@@ -123,7 +106,7 @@ common_init_irq(void (*srm_dev_int)(unsigned long v))
123 106
124 for (i = 16; i < 35; ++i) { 107 for (i = 16; i < 35; ++i) {
125 set_irq_chip_and_handler(i, &cabriolet_irq_type, 108 set_irq_chip_and_handler(i, &cabriolet_irq_type,
126 alpha_do_IRQ); 109 handle_level_irq);
127 irq_to_desc(i)->status |= IRQ_LEVEL; 110 irq_to_desc(i)->status |= IRQ_LEVEL;
128 } 111 }
129 } 112 }
diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c
index 34abb5cffa3..edad5f759cc 100644
--- a/arch/alpha/kernel/sys_dp264.c
+++ b/arch/alpha/kernel/sys_dp264.c
@@ -115,20 +115,6 @@ dp264_disable_irq(unsigned int irq)
115 spin_unlock(&dp264_irq_lock); 115 spin_unlock(&dp264_irq_lock);
116} 116}
117 117
118static unsigned int
119dp264_startup_irq(unsigned int irq)
120{
121 dp264_enable_irq(irq);
122 return 0; /* never anything pending */
123}
124
125static void
126dp264_end_irq(unsigned int irq)
127{
128 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
129 dp264_enable_irq(irq);
130}
131
132static void 118static void
133clipper_enable_irq(unsigned int irq) 119clipper_enable_irq(unsigned int irq)
134{ 120{
@@ -147,20 +133,6 @@ clipper_disable_irq(unsigned int irq)
147 spin_unlock(&dp264_irq_lock); 133 spin_unlock(&dp264_irq_lock);
148} 134}
149 135
150static unsigned int
151clipper_startup_irq(unsigned int irq)
152{
153 clipper_enable_irq(irq);
154 return 0; /* never anything pending */
155}
156
157static void
158clipper_end_irq(unsigned int irq)
159{
160 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
161 clipper_enable_irq(irq);
162}
163
164static void 136static void
165cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity) 137cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
166{ 138{
@@ -200,23 +172,17 @@ clipper_set_affinity(unsigned int irq, const struct cpumask *affinity)
200 172
201static struct irq_chip dp264_irq_type = { 173static struct irq_chip dp264_irq_type = {
202 .name = "DP264", 174 .name = "DP264",
203 .startup = dp264_startup_irq, 175 .unmask = dp264_enable_irq,
204 .shutdown = dp264_disable_irq, 176 .mask = dp264_disable_irq,
205 .enable = dp264_enable_irq, 177 .mask_ack = dp264_disable_irq,
206 .disable = dp264_disable_irq,
207 .ack = dp264_disable_irq,
208 .end = dp264_end_irq,
209 .set_affinity = dp264_set_affinity, 178 .set_affinity = dp264_set_affinity,
210}; 179};
211 180
212static struct irq_chip clipper_irq_type = { 181static struct irq_chip clipper_irq_type = {
213 .name = "CLIPPER", 182 .name = "CLIPPER",
214 .startup = clipper_startup_irq, 183 .unmask = clipper_enable_irq,
215 .shutdown = clipper_disable_irq, 184 .mask = clipper_disable_irq,
216 .enable = clipper_enable_irq, 185 .mask_ack = clipper_disable_irq,
217 .disable = clipper_disable_irq,
218 .ack = clipper_disable_irq,
219 .end = clipper_end_irq,
220 .set_affinity = clipper_set_affinity, 186 .set_affinity = clipper_set_affinity,
221}; 187};
222 188
@@ -303,7 +269,7 @@ init_tsunami_irqs(struct irq_chip * ops, int imin, int imax)
303 long i; 269 long i;
304 for (i = imin; i <= imax; ++i) { 270 for (i = imin; i <= imax; ++i) {
305 irq_to_desc(i)->status |= IRQ_LEVEL; 271 irq_to_desc(i)->status |= IRQ_LEVEL;
306 set_irq_chip_and_handler(i, ops, alpha_do_IRQ); 272 set_irq_chip_and_handler(i, ops, handle_level_irq);
307 } 273 }
308} 274}
309 275
diff --git a/arch/alpha/kernel/sys_eb64p.c b/arch/alpha/kernel/sys_eb64p.c
index f7a957a5575..ae5f29d127b 100644
--- a/arch/alpha/kernel/sys_eb64p.c
+++ b/arch/alpha/kernel/sys_eb64p.c
@@ -55,28 +55,11 @@ eb64p_disable_irq(unsigned int irq)
55 eb64p_update_irq_hw(irq, cached_irq_mask |= 1 << irq); 55 eb64p_update_irq_hw(irq, cached_irq_mask |= 1 << irq);
56} 56}
57 57
58static unsigned int
59eb64p_startup_irq(unsigned int irq)
60{
61 eb64p_enable_irq(irq);
62 return 0; /* never anything pending */
63}
64
65static void
66eb64p_end_irq(unsigned int irq)
67{
68 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
69 eb64p_enable_irq(irq);
70}
71
72static struct irq_chip eb64p_irq_type = { 58static struct irq_chip eb64p_irq_type = {
73 .name = "EB64P", 59 .name = "EB64P",
74 .startup = eb64p_startup_irq, 60 .unmask = eb64p_enable_irq,
75 .shutdown = eb64p_disable_irq, 61 .mask = eb64p_disable_irq,
76 .enable = eb64p_enable_irq, 62 .mask_ack = eb64p_disable_irq,
77 .disable = eb64p_disable_irq,
78 .ack = eb64p_disable_irq,
79 .end = eb64p_end_irq,
80}; 63};
81 64
82static void 65static void
@@ -136,7 +119,7 @@ eb64p_init_irq(void)
136 119
137 for (i = 16; i < 32; ++i) { 120 for (i = 16; i < 32; ++i) {
138 irq_to_desc(i)->status |= IRQ_LEVEL; 121 irq_to_desc(i)->status |= IRQ_LEVEL;
139 set_irq_chip_and_handler(i, &eb64p_irq_type, alpha_do_IRQ); 122 set_irq_chip_and_handler(i, &eb64p_irq_type, handle_level_irq);
140 } 123 }
141 124
142 common_init_isa_dma(); 125 common_init_isa_dma();
diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c
index 4f3596e248c..1121bc5c6c6 100644
--- a/arch/alpha/kernel/sys_eiger.c
+++ b/arch/alpha/kernel/sys_eiger.c
@@ -66,28 +66,11 @@ eiger_disable_irq(unsigned int irq)
66 eiger_update_irq_hw(irq, mask); 66 eiger_update_irq_hw(irq, mask);
67} 67}
68 68
69static unsigned int
70eiger_startup_irq(unsigned int irq)
71{
72 eiger_enable_irq(irq);
73 return 0; /* never anything pending */
74}
75
76static void
77eiger_end_irq(unsigned int irq)
78{
79 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
80 eiger_enable_irq(irq);
81}
82
83static struct irq_chip eiger_irq_type = { 69static struct irq_chip eiger_irq_type = {
84 .name = "EIGER", 70 .name = "EIGER",
85 .startup = eiger_startup_irq, 71 .unmask = eiger_enable_irq,
86 .shutdown = eiger_disable_irq, 72 .mask = eiger_disable_irq,
87 .enable = eiger_enable_irq, 73 .mask_ack = eiger_disable_irq,
88 .disable = eiger_disable_irq,
89 .ack = eiger_disable_irq,
90 .end = eiger_end_irq,
91}; 74};
92 75
93static void 76static void
@@ -154,7 +137,7 @@ eiger_init_irq(void)
154 137
155 for (i = 16; i < 128; ++i) { 138 for (i = 16; i < 128; ++i) {
156 irq_to_desc(i)->status |= IRQ_LEVEL; 139 irq_to_desc(i)->status |= IRQ_LEVEL;
157 set_irq_chip_and_handler(i, &eiger_irq_type, alpha_do_IRQ); 140 set_irq_chip_and_handler(i, &eiger_irq_type, handle_level_irq);
158 } 141 }
159} 142}
160 143
diff --git a/arch/alpha/kernel/sys_jensen.c b/arch/alpha/kernel/sys_jensen.c
index 460d82b5bc4..34f55e03d33 100644
--- a/arch/alpha/kernel/sys_jensen.c
+++ b/arch/alpha/kernel/sys_jensen.c
@@ -62,24 +62,6 @@
62 * world. 62 * world.
63 */ 63 */
64 64
65static unsigned int
66jensen_local_startup(unsigned int irq)
67{
68 /* the parport is really hw IRQ 1, silly Jensen. */
69 if (irq == 7)
70 i8259a_startup_irq(1);
71
72 return 0;
73}
74
75static void
76jensen_local_shutdown(unsigned int irq)
77{
78 /* the parport is really hw IRQ 1, silly Jensen. */
79 if (irq == 7)
80 i8259a_disable_irq(1);
81}
82
83static void 65static void
84jensen_local_enable(unsigned int irq) 66jensen_local_enable(unsigned int irq)
85{ 67{
@@ -97,29 +79,18 @@ jensen_local_disable(unsigned int irq)
97} 79}
98 80
99static void 81static void
100jensen_local_ack(unsigned int irq) 82jensen_local_mask_ack(unsigned int irq)
101{ 83{
102 /* the parport is really hw IRQ 1, silly Jensen. */ 84 /* the parport is really hw IRQ 1, silly Jensen. */
103 if (irq == 7) 85 if (irq == 7)
104 i8259a_mask_and_ack_irq(1); 86 i8259a_mask_and_ack_irq(1);
105} 87}
106 88
107static void
108jensen_local_end(unsigned int irq)
109{
110 /* the parport is really hw IRQ 1, silly Jensen. */
111 if (irq == 7)
112 i8259a_end_irq(1);
113}
114
115static struct irq_chip jensen_local_irq_type = { 89static struct irq_chip jensen_local_irq_type = {
116 .name = "LOCAL", 90 .name = "LOCAL",
117 .startup = jensen_local_startup, 91 .unmask = jensen_local_enable,
118 .shutdown = jensen_local_shutdown, 92 .mask = jensen_local_disable,
119 .enable = jensen_local_enable, 93 .mask_ack = jensen_local_mask_ack,
120 .disable = jensen_local_disable,
121 .ack = jensen_local_ack,
122 .end = jensen_local_end,
123}; 94};
124 95
125static void 96static void
@@ -200,11 +171,11 @@ jensen_init_irq(void)
200{ 171{
201 init_i8259a_irqs(); 172 init_i8259a_irqs();
202 173
203 set_irq_chip_and_handler(1, &jensen_local_irq_type, alpha_do_IRQ); 174 set_irq_chip_and_handler(1, &jensen_local_irq_type, handle_level_irq);
204 set_irq_chip_and_handler(4, &jensen_local_irq_type, alpha_do_IRQ); 175 set_irq_chip_and_handler(4, &jensen_local_irq_type, handle_level_irq);
205 set_irq_chip_and_handler(3, &jensen_local_irq_type, alpha_do_IRQ); 176 set_irq_chip_and_handler(3, &jensen_local_irq_type, handle_level_irq);
206 set_irq_chip_and_handler(7, &jensen_local_irq_type, alpha_do_IRQ); 177 set_irq_chip_and_handler(7, &jensen_local_irq_type, handle_level_irq);
207 set_irq_chip_and_handler(9, &jensen_local_irq_type, alpha_do_IRQ); 178 set_irq_chip_and_handler(9, &jensen_local_irq_type, handle_level_irq);
208 179
209 common_init_isa_dma(); 180 common_init_isa_dma();
210} 181}
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index a5095e09b80..2bfc9f1b1dd 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -143,20 +143,6 @@ io7_disable_irq(unsigned int irq)
143 spin_unlock(&io7->irq_lock); 143 spin_unlock(&io7->irq_lock);
144} 144}
145 145
146static unsigned int
147io7_startup_irq(unsigned int irq)
148{
149 io7_enable_irq(irq);
150 return 0; /* never anything pending */
151}
152
153static void
154io7_end_irq(unsigned int irq)
155{
156 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
157 io7_enable_irq(irq);
158}
159
160static void 146static void
161marvel_irq_noop(unsigned int irq) 147marvel_irq_noop(unsigned int irq)
162{ 148{
@@ -171,32 +157,22 @@ marvel_irq_noop_return(unsigned int irq)
171 157
172static struct irq_chip marvel_legacy_irq_type = { 158static struct irq_chip marvel_legacy_irq_type = {
173 .name = "LEGACY", 159 .name = "LEGACY",
174 .startup = marvel_irq_noop_return, 160 .mask = marvel_irq_noop,
175 .shutdown = marvel_irq_noop, 161 .unmask = marvel_irq_noop,
176 .enable = marvel_irq_noop,
177 .disable = marvel_irq_noop,
178 .ack = marvel_irq_noop,
179 .end = marvel_irq_noop,
180}; 162};
181 163
182static struct irq_chip io7_lsi_irq_type = { 164static struct irq_chip io7_lsi_irq_type = {
183 .name = "LSI", 165 .name = "LSI",
184 .startup = io7_startup_irq, 166 .unmask = io7_enable_irq,
185 .shutdown = io7_disable_irq, 167 .mask = io7_disable_irq,
186 .enable = io7_enable_irq, 168 .mask_ack = io7_disable_irq,
187 .disable = io7_disable_irq,
188 .ack = io7_disable_irq,
189 .end = io7_end_irq,
190}; 169};
191 170
192static struct irq_chip io7_msi_irq_type = { 171static struct irq_chip io7_msi_irq_type = {
193 .name = "MSI", 172 .name = "MSI",
194 .startup = io7_startup_irq, 173 .unmask = io7_enable_irq,
195 .shutdown = io7_disable_irq, 174 .mask = io7_disable_irq,
196 .enable = io7_enable_irq,
197 .disable = io7_disable_irq,
198 .ack = marvel_irq_noop, 175 .ack = marvel_irq_noop,
199 .end = io7_end_irq,
200}; 176};
201 177
202static void 178static void
@@ -305,7 +281,7 @@ init_io7_irqs(struct io7 *io7,
305 /* Set up the lsi irqs. */ 281 /* Set up the lsi irqs. */
306 for (i = 0; i < 128; ++i) { 282 for (i = 0; i < 128; ++i) {
307 irq_to_desc(base + i)->status |= IRQ_LEVEL; 283 irq_to_desc(base + i)->status |= IRQ_LEVEL;
308 set_irq_chip_and_handler(base + i, lsi_ops, alpha_do_IRQ); 284 set_irq_chip_and_handler(base + i, lsi_ops, handle_level_irq);
309 } 285 }
310 286
311 /* Disable the implemented irqs in hardware. */ 287 /* Disable the implemented irqs in hardware. */
@@ -319,7 +295,7 @@ init_io7_irqs(struct io7 *io7,
319 /* Set up the msi irqs. */ 295 /* Set up the msi irqs. */
320 for (i = 128; i < (128 + 512); ++i) { 296 for (i = 128; i < (128 + 512); ++i) {
321 irq_to_desc(base + i)->status |= IRQ_LEVEL; 297 irq_to_desc(base + i)->status |= IRQ_LEVEL;
322 set_irq_chip_and_handler(base + i, msi_ops, alpha_do_IRQ); 298 set_irq_chip_and_handler(base + i, msi_ops, handle_level_irq);
323 } 299 }
324 300
325 for (i = 0; i < 16; ++i) 301 for (i = 0; i < 16; ++i)
@@ -337,7 +313,7 @@ marvel_init_irq(void)
337 /* Reserve the legacy irqs. */ 313 /* Reserve the legacy irqs. */
338 for (i = 0; i < 16; ++i) { 314 for (i = 0; i < 16; ++i) {
339 set_irq_chip_and_handler(i, &marvel_legacy_irq_type, 315 set_irq_chip_and_handler(i, &marvel_legacy_irq_type,
340 alpha_do_IRQ); 316 handle_level_irq);
341 } 317 }
342 318
343 /* Init the io7 irqs. */ 319 /* Init the io7 irqs. */
diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c
index 37e5c6578c8..bcc1639e8ef 100644
--- a/arch/alpha/kernel/sys_mikasa.c
+++ b/arch/alpha/kernel/sys_mikasa.c
@@ -54,28 +54,11 @@ mikasa_disable_irq(unsigned int irq)
54 mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (irq - 16))); 54 mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (irq - 16)));
55} 55}
56 56
57static unsigned int
58mikasa_startup_irq(unsigned int irq)
59{
60 mikasa_enable_irq(irq);
61 return 0;
62}
63
64static void
65mikasa_end_irq(unsigned int irq)
66{
67 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
68 mikasa_enable_irq(irq);
69}
70
71static struct irq_chip mikasa_irq_type = { 57static struct irq_chip mikasa_irq_type = {
72 .name = "MIKASA", 58 .name = "MIKASA",
73 .startup = mikasa_startup_irq, 59 .unmask = mikasa_enable_irq,
74 .shutdown = mikasa_disable_irq, 60 .mask = mikasa_disable_irq,
75 .enable = mikasa_enable_irq, 61 .mask_ack = mikasa_disable_irq,
76 .disable = mikasa_disable_irq,
77 .ack = mikasa_disable_irq,
78 .end = mikasa_end_irq,
79}; 62};
80 63
81static void 64static void
@@ -116,7 +99,7 @@ mikasa_init_irq(void)
116 99
117 for (i = 16; i < 32; ++i) { 100 for (i = 16; i < 32; ++i) {
118 irq_to_desc(i)->status |= IRQ_LEVEL; 101 irq_to_desc(i)->status |= IRQ_LEVEL;
119 set_irq_chip_and_handler(i, &mikasa_irq_type, alpha_do_IRQ); 102 set_irq_chip_and_handler(i, &mikasa_irq_type, handle_level_irq);
120 } 103 }
121 104
122 init_i8259a_irqs(); 105 init_i8259a_irqs();
diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c
index 004f8ec1057..e88f4ae1260 100644
--- a/arch/alpha/kernel/sys_noritake.c
+++ b/arch/alpha/kernel/sys_noritake.c
@@ -59,28 +59,11 @@ noritake_disable_irq(unsigned int irq)
59 noritake_update_irq_hw(irq, cached_irq_mask &= ~(1 << (irq - 16))); 59 noritake_update_irq_hw(irq, cached_irq_mask &= ~(1 << (irq - 16)));
60} 60}
61 61
62static unsigned int
63noritake_startup_irq(unsigned int irq)
64{
65 noritake_enable_irq(irq);
66 return 0;
67}
68
69static void
70noritake_end_irq(unsigned int irq)
71{
72 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
73 noritake_enable_irq(irq);
74}
75
76static struct irq_chip noritake_irq_type = { 62static struct irq_chip noritake_irq_type = {
77 .name = "NORITAKE", 63 .name = "NORITAKE",
78 .startup = noritake_startup_irq, 64 .unmask = noritake_enable_irq,
79 .shutdown = noritake_disable_irq, 65 .mask = noritake_disable_irq,
80 .enable = noritake_enable_irq, 66 .mask_ack = noritake_disable_irq,
81 .disable = noritake_disable_irq,
82 .ack = noritake_disable_irq,
83 .end = noritake_end_irq,
84}; 67};
85 68
86static void 69static void
@@ -145,7 +128,7 @@ noritake_init_irq(void)
145 128
146 for (i = 16; i < 48; ++i) { 129 for (i = 16; i < 48; ++i) {
147 irq_to_desc(i)->status |= IRQ_LEVEL; 130 irq_to_desc(i)->status |= IRQ_LEVEL;
148 set_irq_chip_and_handler(i, &noritake_irq_type, alpha_do_IRQ); 131 set_irq_chip_and_handler(i, &noritake_irq_type, handle_level_irq);
149 } 132 }
150 133
151 init_i8259a_irqs(); 134 init_i8259a_irqs();
diff --git a/arch/alpha/kernel/sys_rawhide.c b/arch/alpha/kernel/sys_rawhide.c
index 60d152a4b45..6a51364dd1c 100644
--- a/arch/alpha/kernel/sys_rawhide.c
+++ b/arch/alpha/kernel/sys_rawhide.c
@@ -121,28 +121,11 @@ rawhide_mask_and_ack_irq(unsigned int irq)
121 spin_unlock(&rawhide_irq_lock); 121 spin_unlock(&rawhide_irq_lock);
122} 122}
123 123
124static unsigned int
125rawhide_startup_irq(unsigned int irq)
126{
127 rawhide_enable_irq(irq);
128 return 0;
129}
130
131static void
132rawhide_end_irq(unsigned int irq)
133{
134 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
135 rawhide_enable_irq(irq);
136}
137
138static struct irq_chip rawhide_irq_type = { 124static struct irq_chip rawhide_irq_type = {
139 .name = "RAWHIDE", 125 .name = "RAWHIDE",
140 .startup = rawhide_startup_irq, 126 .unmask = rawhide_enable_irq,
141 .shutdown = rawhide_disable_irq, 127 .mask = rawhide_disable_irq,
142 .enable = rawhide_enable_irq, 128 .mask_ack = rawhide_mask_and_ack_irq,
143 .disable = rawhide_disable_irq,
144 .ack = rawhide_mask_and_ack_irq,
145 .end = rawhide_end_irq,
146}; 129};
147 130
148static void 131static void
@@ -195,7 +178,7 @@ rawhide_init_irq(void)
195 178
196 for (i = 16; i < 128; ++i) { 179 for (i = 16; i < 128; ++i) {
197 irq_to_desc(i)->status |= IRQ_LEVEL; 180 irq_to_desc(i)->status |= IRQ_LEVEL;
198 set_irq_chip_and_handler(i, &rawhide_irq_type, alpha_do_IRQ); 181 set_irq_chip_and_handler(i, &rawhide_irq_type, handle_level_irq);
199 } 182 }
200 183
201 init_i8259a_irqs(); 184 init_i8259a_irqs();
diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c
index 8a029a91301..89e7e37ec84 100644
--- a/arch/alpha/kernel/sys_rx164.c
+++ b/arch/alpha/kernel/sys_rx164.c
@@ -58,28 +58,11 @@ rx164_disable_irq(unsigned int irq)
58 rx164_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16))); 58 rx164_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
59} 59}
60 60
61static unsigned int
62rx164_startup_irq(unsigned int irq)
63{
64 rx164_enable_irq(irq);
65 return 0;
66}
67
68static void
69rx164_end_irq(unsigned int irq)
70{
71 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
72 rx164_enable_irq(irq);
73}
74
75static struct irq_chip rx164_irq_type = { 61static struct irq_chip rx164_irq_type = {
76 .name = "RX164", 62 .name = "RX164",
77 .startup = rx164_startup_irq, 63 .unmask = rx164_enable_irq,
78 .shutdown = rx164_disable_irq, 64 .mask = rx164_disable_irq,
79 .enable = rx164_enable_irq, 65 .mask_ack = rx164_disable_irq,
80 .disable = rx164_disable_irq,
81 .ack = rx164_disable_irq,
82 .end = rx164_end_irq,
83}; 66};
84 67
85static void 68static void
@@ -117,7 +100,7 @@ rx164_init_irq(void)
117 rx164_update_irq_hw(0); 100 rx164_update_irq_hw(0);
118 for (i = 16; i < 40; ++i) { 101 for (i = 16; i < 40; ++i) {
119 irq_to_desc(i)->status |= IRQ_LEVEL; 102 irq_to_desc(i)->status |= IRQ_LEVEL;
120 set_irq_chip_and_handler(i, &rx164_irq_type, alpha_do_IRQ); 103 set_irq_chip_and_handler(i, &rx164_irq_type, handle_level_irq);
121 } 104 }
122 105
123 init_i8259a_irqs(); 106 init_i8259a_irqs();
diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c
index ed883156750..5c4423d1b06 100644
--- a/arch/alpha/kernel/sys_sable.c
+++ b/arch/alpha/kernel/sys_sable.c
@@ -474,20 +474,6 @@ sable_lynx_disable_irq(unsigned int irq)
474#endif 474#endif
475} 475}
476 476
477static unsigned int
478sable_lynx_startup_irq(unsigned int irq)
479{
480 sable_lynx_enable_irq(irq);
481 return 0;
482}
483
484static void
485sable_lynx_end_irq(unsigned int irq)
486{
487 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
488 sable_lynx_enable_irq(irq);
489}
490
491static void 477static void
492sable_lynx_mask_and_ack_irq(unsigned int irq) 478sable_lynx_mask_and_ack_irq(unsigned int irq)
493{ 479{
@@ -503,12 +489,9 @@ sable_lynx_mask_and_ack_irq(unsigned int irq)
503 489
504static struct irq_chip sable_lynx_irq_type = { 490static struct irq_chip sable_lynx_irq_type = {
505 .name = "SABLE/LYNX", 491 .name = "SABLE/LYNX",
506 .startup = sable_lynx_startup_irq, 492 .unmask = sable_lynx_enable_irq,
507 .shutdown = sable_lynx_disable_irq, 493 .mask = sable_lynx_disable_irq,
508 .enable = sable_lynx_enable_irq, 494 .mask_ack = sable_lynx_mask_and_ack_irq,
509 .disable = sable_lynx_disable_irq,
510 .ack = sable_lynx_mask_and_ack_irq,
511 .end = sable_lynx_end_irq,
512}; 495};
513 496
514static void 497static void
@@ -537,7 +520,7 @@ sable_lynx_init_irq(int nr_of_irqs)
537 for (i = 0; i < nr_of_irqs; ++i) { 520 for (i = 0; i < nr_of_irqs; ++i) {
538 irq_to_desc(i)->status |= IRQ_LEVEL; 521 irq_to_desc(i)->status |= IRQ_LEVEL;
539 set_irq_chip_and_handler(i, &sable_lynx_irq_type, 522 set_irq_chip_and_handler(i, &sable_lynx_irq_type,
540 alpha_do_IRQ); 523 handle_level_irq);
541 } 524 }
542 525
543 common_init_isa_dma(); 526 common_init_isa_dma();
diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c
index dc3c23265ef..f8a1e8a862f 100644
--- a/arch/alpha/kernel/sys_takara.c
+++ b/arch/alpha/kernel/sys_takara.c
@@ -60,28 +60,11 @@ takara_disable_irq(unsigned int irq)
60 takara_update_irq_hw(irq, mask); 60 takara_update_irq_hw(irq, mask);
61} 61}
62 62
63static unsigned int
64takara_startup_irq(unsigned int irq)
65{
66 takara_enable_irq(irq);
67 return 0; /* never anything pending */
68}
69
70static void
71takara_end_irq(unsigned int irq)
72{
73 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
74 takara_enable_irq(irq);
75}
76
77static struct irq_chip takara_irq_type = { 63static struct irq_chip takara_irq_type = {
78 .name = "TAKARA", 64 .name = "TAKARA",
79 .startup = takara_startup_irq, 65 .unmask = takara_enable_irq,
80 .shutdown = takara_disable_irq, 66 .mask = takara_disable_irq,
81 .enable = takara_enable_irq, 67 .mask_ack = takara_disable_irq,
82 .disable = takara_disable_irq,
83 .ack = takara_disable_irq,
84 .end = takara_end_irq,
85}; 68};
86 69
87static void 70static void
@@ -154,7 +137,7 @@ takara_init_irq(void)
154 137
155 for (i = 16; i < 128; ++i) { 138 for (i = 16; i < 128; ++i) {
156 irq_to_desc(i)->status |= IRQ_LEVEL; 139 irq_to_desc(i)->status |= IRQ_LEVEL;
157 set_irq_chip_and_handler(i, &takara_irq_type, alpha_do_IRQ); 140 set_irq_chip_and_handler(i, &takara_irq_type, handle_level_irq);
158 } 141 }
159 142
160 common_init_isa_dma(); 143 common_init_isa_dma();
diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c
index 9870f3daa73..e02494bf5ef 100644
--- a/arch/alpha/kernel/sys_titan.c
+++ b/arch/alpha/kernel/sys_titan.c
@@ -129,20 +129,6 @@ titan_disable_irq(unsigned int irq)
129 spin_unlock(&titan_irq_lock); 129 spin_unlock(&titan_irq_lock);
130} 130}
131 131
132static unsigned int
133titan_startup_irq(unsigned int irq)
134{
135 titan_enable_irq(irq);
136 return 0; /* never anything pending */
137}
138
139static void
140titan_end_irq(unsigned int irq)
141{
142 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
143 titan_enable_irq(irq);
144}
145
146static void 132static void
147titan_cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity) 133titan_cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
148{ 134{
@@ -190,19 +176,16 @@ init_titan_irqs(struct irq_chip * ops, int imin, int imax)
190 long i; 176 long i;
191 for (i = imin; i <= imax; ++i) { 177 for (i = imin; i <= imax; ++i) {
192 irq_to_desc(i)->status |= IRQ_LEVEL; 178 irq_to_desc(i)->status |= IRQ_LEVEL;
193 set_irq_chip_and_handler(i, ops, alpha_do_IRQ); 179 set_irq_chip_and_handler(i, ops, handle_level_irq);
194 } 180 }
195} 181}
196 182
197static struct irq_chip titan_irq_type = { 183static struct irq_chip titan_irq_type = {
198 .name = "TITAN", 184 .name = "TITAN",
199 .startup = titan_startup_irq, 185 .unmask = titan_enable_irq,
200 .shutdown = titan_disable_irq, 186 .mask = titan_disable_irq,
201 .enable = titan_enable_irq, 187 .mask_ack = titan_disable_irq,
202 .disable = titan_disable_irq, 188 .set_affinity = titan_set_irq_affinity,
203 .ack = titan_disable_irq,
204 .end = titan_end_irq,
205 .set_affinity = titan_set_irq_affinity,
206}; 189};
207 190
208static irqreturn_t 191static irqreturn_t
diff --git a/arch/alpha/kernel/sys_wildfire.c b/arch/alpha/kernel/sys_wildfire.c
index f6004f05f50..eec52594d41 100644
--- a/arch/alpha/kernel/sys_wildfire.c
+++ b/arch/alpha/kernel/sys_wildfire.c
@@ -139,32 +139,11 @@ wildfire_mask_and_ack_irq(unsigned int irq)
139 spin_unlock(&wildfire_irq_lock); 139 spin_unlock(&wildfire_irq_lock);
140} 140}
141 141
142static unsigned int
143wildfire_startup_irq(unsigned int irq)
144{
145 wildfire_enable_irq(irq);
146 return 0; /* never anything pending */
147}
148
149static void
150wildfire_end_irq(unsigned int irq)
151{
152#if 0
153 if (!irq_has_action(irq))
154 printk("got irq %d\n", irq);
155#endif
156 if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
157 wildfire_enable_irq(irq);
158}
159
160static struct irq_chip wildfire_irq_type = { 142static struct irq_chip wildfire_irq_type = {
161 .name = "WILDFIRE", 143 .name = "WILDFIRE",
162 .startup = wildfire_startup_irq, 144 .unmask = wildfire_enable_irq,
163 .shutdown = wildfire_disable_irq, 145 .mask = wildfire_disable_irq,
164 .enable = wildfire_enable_irq, 146 .mask_ack = wildfire_mask_and_ack_irq,
165 .disable = wildfire_disable_irq,
166 .ack = wildfire_mask_and_ack_irq,
167 .end = wildfire_end_irq,
168}; 147};
169 148
170static void __init 149static void __init
@@ -200,15 +179,16 @@ wildfire_init_irq_per_pca(int qbbno, int pcano)
200 continue; 179 continue;
201 irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL; 180 irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
202 set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type, 181 set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
203 alpha_do_IRQ); 182 handle_level_irq);
204 } 183 }
205 184
206 irq_to_desc(36+irq_bias)->status |= IRQ_LEVEL; 185 irq_to_desc(36+irq_bias)->status |= IRQ_LEVEL;
207 set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type, alpha_do_IRQ); 186 set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type,
187 handle_level_irq);
208 for (i = 40; i < 64; ++i) { 188 for (i = 40; i < 64; ++i) {
209 irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL; 189 irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
210 set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type, 190 set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
211 alpha_do_IRQ); 191 handle_level_irq);
212 } 192 }
213 193
214 setup_irq(32+irq_bias, &isa_enable); 194 setup_irq(32+irq_bias, &isa_enable);
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-19 05:20:57 -0400