alpha: kill off alpha_do_IRQ
Kyle McMartin [Fri, 15 Oct 2010 02:31:34 +0000 (22:31 -0400)]
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>

21 files changed:
arch/alpha/include/asm/irq.h
arch/alpha/kernel/irq.c
arch/alpha/kernel/irq_alpha.c
arch/alpha/kernel/irq_i8259.c
arch/alpha/kernel/irq_pyxis.c
arch/alpha/kernel/irq_srm.c
arch/alpha/kernel/sys_alcor.c
arch/alpha/kernel/sys_cabriolet.c
arch/alpha/kernel/sys_dp264.c
arch/alpha/kernel/sys_eb64p.c
arch/alpha/kernel/sys_eiger.c
arch/alpha/kernel/sys_jensen.c
arch/alpha/kernel/sys_marvel.c
arch/alpha/kernel/sys_mikasa.c
arch/alpha/kernel/sys_noritake.c
arch/alpha/kernel/sys_rawhide.c
arch/alpha/kernel/sys_rx164.c
arch/alpha/kernel/sys_sable.c
arch/alpha/kernel/sys_takara.c
arch/alpha/kernel/sys_titan.c
arch/alpha/kernel/sys_wildfire.c

index 4126441..0637740 100644 (file)
@@ -88,7 +88,4 @@ static __inline__ int irq_canonicalize(int irq)
 struct pt_regs;
 extern void (*perf_irq)(unsigned long, struct pt_regs *);
 
-struct irq_desc;
-extern void alpha_do_IRQ(unsigned int irq, struct irq_desc *desc);
-
 #endif /* _ALPHA_IRQ_H */
index cea8913..5912900 100644 (file)
@@ -162,7 +162,7 @@ handle_irq(int irq)
 
        irq_enter();
        /*
-        * __do_IRQ() must be called with IPL_MAX. Note that we do not
+        * handle_irq() must be called with IPL_MAX. Note that we do not
         * explicitly enable interrupts afterwards - some MILO PALcode
         * (namely LX164 one) seems to have severe problems with RTI
         * at IPL 0.
@@ -172,7 +172,3 @@ handle_irq(int irq)
        irq_exit();
 }
 
-void alpha_do_IRQ(unsigned int irq, struct irq_desc *desc)
-{
-       __do_IRQ(irq);
-}
index 1b2c8bb..2d0679b 100644 (file)
@@ -219,25 +219,12 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
  * processed by PALcode, and comes in via entInt vector 1.
  */
 
-static void rtc_enable_disable(unsigned int irq) { }
-static unsigned int rtc_startup(unsigned int irq) { return 0; }
-
 struct irqaction timer_irqaction = {
        .handler        = timer_interrupt,
        .flags          = IRQF_DISABLED,
        .name           = "timer",
 };
 
-static struct irq_chip rtc_irq_type = {
-       .name           = "RTC",
-       .startup        = rtc_startup,
-       .shutdown       = rtc_enable_disable,
-       .enable         = rtc_enable_disable,
-       .disable        = rtc_enable_disable,
-       .ack            = rtc_enable_disable,
-       .end            = rtc_enable_disable,
-};
-
 void __init
 init_rtc_irq(void)
 {
@@ -245,7 +232,8 @@ init_rtc_irq(void)
 
        if (desc) {
                desc->status |= IRQ_DISABLED;
-               set_irq_chip(RTC_IRQ, &rtc_irq_type);
+               set_irq_chip_and_handler_name(RTC_IRQ, &no_irq_chip,
+                       handle_simple_irq, "RTC");
                setup_irq(RTC_IRQ, &timer_irqaction);
        }
 }
index 9e49395..956ea0e 100644 (file)
@@ -69,29 +69,11 @@ i8259a_mask_and_ack_irq(unsigned int irq)
        spin_unlock(&i8259_irq_lock);
 }
 
-unsigned int
-i8259a_startup_irq(unsigned int irq)
-{
-       i8259a_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-void
-i8259a_end_irq(unsigned int irq)
-{
-       struct irq_desc *desc = irq_to_desc(irq);
-       if (desc || !(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               i8259a_enable_irq(irq);
-}
-
 struct irq_chip i8259a_irq_type = {
        .name           = "XT-PIC",
-       .startup        = i8259a_startup_irq,
-       .shutdown       = i8259a_disable_irq,
-       .enable         = i8259a_enable_irq,
-       .disable        = i8259a_disable_irq,
-       .ack            = i8259a_mask_and_ack_irq,
-       .end            = i8259a_end_irq,
+       .unmask         = i8259a_enable_irq,
+       .mask           = i8259a_disable_irq,
+       .mask_ack       = i8259a_mask_and_ack_irq,
 };
 
 void __init
@@ -108,7 +90,7 @@ init_i8259a_irqs(void)
        outb(0xff, 0xA1);       /* mask all of 8259A-2 */
 
        for (i = 0; i < 16; i++) {
-               set_irq_chip_and_handler(i, &i8259a_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &i8259a_irq_type, handle_level_irq);
        }
 
        setup_irq(2, &cascade);
index 9f603cf..2863458 100644 (file)
@@ -40,21 +40,6 @@ pyxis_disable_irq(unsigned int irq)
        pyxis_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
 }
 
-static unsigned int
-pyxis_startup_irq(unsigned int irq)
-{
-       pyxis_enable_irq(irq);
-       return 0;
-}
-
-static void
-pyxis_end_irq(unsigned int irq)
-{
-       struct irq_desc *desc = irq_to_desc(irq);
-       if (desc || !(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               pyxis_enable_irq(irq);
-}
-
 static void
 pyxis_mask_and_ack_irq(unsigned int irq)
 {
@@ -73,12 +58,9 @@ pyxis_mask_and_ack_irq(unsigned int irq)
 
 static struct irq_chip pyxis_irq_type = {
        .name           = "PYXIS",
-       .startup        = pyxis_startup_irq,
-       .shutdown       = pyxis_disable_irq,
-       .enable         = pyxis_enable_irq,
-       .disable        = pyxis_disable_irq,
-       .ack            = pyxis_mask_and_ack_irq,
-       .end            = pyxis_end_irq,
+       .mask_ack       = pyxis_mask_and_ack_irq,
+       .mask           = pyxis_disable_irq,
+       .unmask         = pyxis_enable_irq,
 };
 
 void 
@@ -120,7 +102,7 @@ init_pyxis_irqs(unsigned long ignore_mask)
        for (i = 16; i < 48; ++i) {
                if ((ignore_mask >> i) & 1)
                        continue;
-               set_irq_chip_and_handler(i, &pyxis_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &pyxis_irq_type, handle_level_irq);
                irq_to_desc(i)->status |= IRQ_LEVEL;
        }
 
index ea79006..0e57e82 100644 (file)
@@ -33,29 +33,12 @@ srm_disable_irq(unsigned int irq)
        spin_unlock(&srm_irq_lock);
 }
 
-static unsigned int
-srm_startup_irq(unsigned int irq)
-{
-       srm_enable_irq(irq);
-       return 0;
-}
-
-static void
-srm_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               srm_enable_irq(irq);
-}
-
 /* Handle interrupts from the SRM, assuming no additional weirdness.  */
 static struct irq_chip srm_irq_type = {
        .name           = "SRM",
-       .startup        = srm_startup_irq,
-       .shutdown       = srm_disable_irq,
-       .enable         = srm_enable_irq,
-       .disable        = srm_disable_irq,
-       .ack            = srm_disable_irq,
-       .end            = srm_end_irq,
+       .unmask         = srm_enable_irq,
+       .mask           = srm_disable_irq,
+       .mask_ack       = srm_disable_irq,
 };
 
 void __init
@@ -68,7 +51,7 @@ init_srm_irqs(long max, unsigned long ignore_mask)
        for (i = 16; i < max; ++i) {
                if (i < 64 && ((ignore_mask >> i) & 1))
                        continue;
-               set_irq_chip_and_handler(i, &srm_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &srm_irq_type, handle_level_irq);
                irq_to_desc(i)->status |= IRQ_LEVEL;
        }
 }
index 138cc15..7bef617 100644 (file)
@@ -65,13 +65,6 @@ alcor_mask_and_ack_irq(unsigned int irq)
        *(vuip)GRU_INT_CLEAR = 0; mb();
 }
 
-static unsigned int
-alcor_startup_irq(unsigned int irq)
-{
-       alcor_enable_irq(irq);
-       return 0;
-}
-
 static void
 alcor_isa_mask_and_ack_irq(unsigned int irq)
 {
@@ -82,21 +75,11 @@ alcor_isa_mask_and_ack_irq(unsigned int irq)
        *(vuip)GRU_INT_CLEAR = 0; mb();
 }
 
-static void
-alcor_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               alcor_enable_irq(irq);
-}
-
 static struct irq_chip alcor_irq_type = {
        .name           = "ALCOR",
-       .startup        = alcor_startup_irq,
-       .shutdown       = alcor_disable_irq,
-       .enable         = alcor_enable_irq,
-       .disable        = alcor_disable_irq,
-       .ack            = alcor_mask_and_ack_irq,
-       .end            = alcor_end_irq,
+       .unmask         = alcor_enable_irq,
+       .mask           = alcor_disable_irq,
+       .mask_ack       = alcor_mask_and_ack_irq,
 };
 
 static void
@@ -142,7 +125,7 @@ alcor_init_irq(void)
                   on while IRQ probing.  */
                if (i >= 16+20 && i <= 16+30)
                        continue;
-               set_irq_chip_and_handler(i, &alcor_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &alcor_irq_type, handle_level_irq);
                irq_to_desc(i)->status |= IRQ_LEVEL;
        }
        i8259a_irq_type.ack = alcor_isa_mask_and_ack_irq;
index 01a932b..b0c9164 100644 (file)
@@ -57,28 +57,11 @@ cabriolet_disable_irq(unsigned int irq)
        cabriolet_update_irq_hw(irq, cached_irq_mask |= 1UL << irq);
 }
 
-static unsigned int
-cabriolet_startup_irq(unsigned int irq)
-{ 
-       cabriolet_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-cabriolet_end_irq(unsigned int irq)
-{ 
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               cabriolet_enable_irq(irq);
-}
-
 static struct irq_chip cabriolet_irq_type = {
        .name           = "CABRIOLET",
-       .startup        = cabriolet_startup_irq,
-       .shutdown       = cabriolet_disable_irq,
-       .enable         = cabriolet_enable_irq,
-       .disable        = cabriolet_disable_irq,
-       .ack            = cabriolet_disable_irq,
-       .end            = cabriolet_end_irq,
+       .unmask         = cabriolet_enable_irq,
+       .mask           = cabriolet_disable_irq,
+       .mask_ack       = cabriolet_disable_irq,
 };
 
 static void 
@@ -123,7 +106,7 @@ common_init_irq(void (*srm_dev_int)(unsigned long v))
 
                for (i = 16; i < 35; ++i) {
                        set_irq_chip_and_handler(i, &cabriolet_irq_type,
-                               alpha_do_IRQ);
+                               handle_level_irq);
                        irq_to_desc(i)->status |= IRQ_LEVEL;
                }
        }
index 34abb5c..edad5f7 100644 (file)
@@ -115,20 +115,6 @@ dp264_disable_irq(unsigned int irq)
        spin_unlock(&dp264_irq_lock);
 }
 
-static unsigned int
-dp264_startup_irq(unsigned int irq)
-{ 
-       dp264_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-dp264_end_irq(unsigned int irq)
-{ 
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               dp264_enable_irq(irq);
-}
-
 static void
 clipper_enable_irq(unsigned int irq)
 {
@@ -147,20 +133,6 @@ clipper_disable_irq(unsigned int irq)
        spin_unlock(&dp264_irq_lock);
 }
 
-static unsigned int
-clipper_startup_irq(unsigned int irq)
-{ 
-       clipper_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-clipper_end_irq(unsigned int irq)
-{ 
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               clipper_enable_irq(irq);
-}
-
 static void
 cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
 {
@@ -200,23 +172,17 @@ clipper_set_affinity(unsigned int irq, const struct cpumask *affinity)
 
 static struct irq_chip dp264_irq_type = {
        .name           = "DP264",
-       .startup        = dp264_startup_irq,
-       .shutdown       = dp264_disable_irq,
-       .enable         = dp264_enable_irq,
-       .disable        = dp264_disable_irq,
-       .ack            = dp264_disable_irq,
-       .end            = dp264_end_irq,
+       .unmask         = dp264_enable_irq,
+       .mask           = dp264_disable_irq,
+       .mask_ack       = dp264_disable_irq,
        .set_affinity   = dp264_set_affinity,
 };
 
 static struct irq_chip clipper_irq_type = {
        .name           = "CLIPPER",
-       .startup        = clipper_startup_irq,
-       .shutdown       = clipper_disable_irq,
-       .enable         = clipper_enable_irq,
-       .disable        = clipper_disable_irq,
-       .ack            = clipper_disable_irq,
-       .end            = clipper_end_irq,
+       .unmask         = clipper_enable_irq,
+       .mask           = clipper_disable_irq,
+       .mask_ack       = clipper_disable_irq,
        .set_affinity   = clipper_set_affinity,
 };
 
@@ -303,7 +269,7 @@ init_tsunami_irqs(struct irq_chip * ops, int imin, int imax)
        long i;
        for (i = imin; i <= imax; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, ops, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, ops, handle_level_irq);
        }
 }
 
index f7a957a..ae5f29d 100644 (file)
@@ -55,28 +55,11 @@ eb64p_disable_irq(unsigned int irq)
        eb64p_update_irq_hw(irq, cached_irq_mask |= 1 << irq);
 }
 
-static unsigned int
-eb64p_startup_irq(unsigned int irq)
-{
-       eb64p_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-eb64p_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               eb64p_enable_irq(irq);
-}
-
 static struct irq_chip eb64p_irq_type = {
        .name           = "EB64P",
-       .startup        = eb64p_startup_irq,
-       .shutdown       = eb64p_disable_irq,
-       .enable         = eb64p_enable_irq,
-       .disable        = eb64p_disable_irq,
-       .ack            = eb64p_disable_irq,
-       .end            = eb64p_end_irq,
+       .unmask         = eb64p_enable_irq,
+       .mask           = eb64p_disable_irq,
+       .mask_ack       = eb64p_disable_irq,
 };
 
 static void 
@@ -136,7 +119,7 @@ eb64p_init_irq(void)
 
        for (i = 16; i < 32; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &eb64p_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &eb64p_irq_type, handle_level_irq);
        }               
 
        common_init_isa_dma();
index 4f3596e..1121bc5 100644 (file)
@@ -66,28 +66,11 @@ eiger_disable_irq(unsigned int irq)
        eiger_update_irq_hw(irq, mask);
 }
 
-static unsigned int
-eiger_startup_irq(unsigned int irq)
-{
-       eiger_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-eiger_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               eiger_enable_irq(irq);
-}
-
 static struct irq_chip eiger_irq_type = {
        .name           = "EIGER",
-       .startup        = eiger_startup_irq,
-       .shutdown       = eiger_disable_irq,
-       .enable         = eiger_enable_irq,
-       .disable        = eiger_disable_irq,
-       .ack            = eiger_disable_irq,
-       .end            = eiger_end_irq,
+       .unmask         = eiger_enable_irq,
+       .mask           = eiger_disable_irq,
+       .mask_ack       = eiger_disable_irq,
 };
 
 static void
@@ -154,7 +137,7 @@ eiger_init_irq(void)
 
        for (i = 16; i < 128; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &eiger_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &eiger_irq_type, handle_level_irq);
        }
 }
 
index 460d82b..34f55e0 100644 (file)
  * world.
  */
 
-static unsigned int
-jensen_local_startup(unsigned int irq)
-{
-       /* the parport is really hw IRQ 1, silly Jensen.  */
-       if (irq == 7)
-               i8259a_startup_irq(1);
-
-       return 0;
-}
-
-static void
-jensen_local_shutdown(unsigned int irq)
-{
-       /* the parport is really hw IRQ 1, silly Jensen.  */
-       if (irq == 7)
-               i8259a_disable_irq(1);
-}
-
 static void
 jensen_local_enable(unsigned int irq)
 {
@@ -97,29 +79,18 @@ jensen_local_disable(unsigned int irq)
 }
 
 static void
-jensen_local_ack(unsigned int irq)
+jensen_local_mask_ack(unsigned int irq)
 {
        /* the parport is really hw IRQ 1, silly Jensen.  */
        if (irq == 7)
                i8259a_mask_and_ack_irq(1);
 }
 
-static void
-jensen_local_end(unsigned int irq)
-{
-       /* the parport is really hw IRQ 1, silly Jensen.  */
-       if (irq == 7)
-               i8259a_end_irq(1);
-}
-
 static struct irq_chip jensen_local_irq_type = {
        .name           = "LOCAL",
-       .startup        = jensen_local_startup,
-       .shutdown       = jensen_local_shutdown,
-       .enable         = jensen_local_enable,
-       .disable        = jensen_local_disable,
-       .ack            = jensen_local_ack,
-       .end            = jensen_local_end,
+       .unmask         = jensen_local_enable,
+       .mask           = jensen_local_disable,
+       .mask_ack       = jensen_local_mask_ack,
 };
 
 static void 
@@ -200,11 +171,11 @@ jensen_init_irq(void)
 {
        init_i8259a_irqs();
 
-       set_irq_chip_and_handler(1, &jensen_local_irq_type, alpha_do_IRQ);
-       set_irq_chip_and_handler(4, &jensen_local_irq_type, alpha_do_IRQ);
-       set_irq_chip_and_handler(3, &jensen_local_irq_type, alpha_do_IRQ);
-       set_irq_chip_and_handler(7, &jensen_local_irq_type, alpha_do_IRQ);
-       set_irq_chip_and_handler(9, &jensen_local_irq_type, alpha_do_IRQ);
+       set_irq_chip_and_handler(1, &jensen_local_irq_type, handle_level_irq);
+       set_irq_chip_and_handler(4, &jensen_local_irq_type, handle_level_irq);
+       set_irq_chip_and_handler(3, &jensen_local_irq_type, handle_level_irq);
+       set_irq_chip_and_handler(7, &jensen_local_irq_type, handle_level_irq);
+       set_irq_chip_and_handler(9, &jensen_local_irq_type, handle_level_irq);
 
        common_init_isa_dma();
 }
index a5095e0..2bfc9f1 100644 (file)
@@ -143,20 +143,6 @@ io7_disable_irq(unsigned int irq)
        spin_unlock(&io7->irq_lock);
 }
 
-static unsigned int
-io7_startup_irq(unsigned int irq)
-{
-       io7_enable_irq(irq);
-       return 0;       /* never anything pending */
-}
-
-static void
-io7_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               io7_enable_irq(irq);
-}
-
 static void
 marvel_irq_noop(unsigned int irq) 
 { 
@@ -171,32 +157,22 @@ marvel_irq_noop_return(unsigned int irq)
 
 static struct irq_chip marvel_legacy_irq_type = {
        .name           = "LEGACY",
-       .startup        = marvel_irq_noop_return,
-       .shutdown       = marvel_irq_noop,
-       .enable         = marvel_irq_noop,
-       .disable        = marvel_irq_noop,
-       .ack            = marvel_irq_noop,
-       .end            = marvel_irq_noop,
+       .mask           = marvel_irq_noop,
+       .unmask         = marvel_irq_noop,
 };
 
 static struct irq_chip io7_lsi_irq_type = {
        .name           = "LSI",
-       .startup        = io7_startup_irq,
-       .shutdown       = io7_disable_irq,
-       .enable         = io7_enable_irq,
-       .disable        = io7_disable_irq,
-       .ack            = io7_disable_irq,
-       .end            = io7_end_irq,
+       .unmask         = io7_enable_irq,
+       .mask           = io7_disable_irq,
+       .mask_ack       = io7_disable_irq,
 };
 
 static struct irq_chip io7_msi_irq_type = {
        .name           = "MSI",
-       .startup        = io7_startup_irq,
-       .shutdown       = io7_disable_irq,
-       .enable         = io7_enable_irq,
-       .disable        = io7_disable_irq,
+       .unmask         = io7_enable_irq,
+       .mask           = io7_disable_irq,
        .ack            = marvel_irq_noop,
-       .end            = io7_end_irq,
 };
 
 static void
@@ -305,7 +281,7 @@ init_io7_irqs(struct io7 *io7,
        /* Set up the lsi irqs.  */
        for (i = 0; i < 128; ++i) {
                irq_to_desc(base + i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(base + i, lsi_ops, alpha_do_IRQ);
+               set_irq_chip_and_handler(base + i, lsi_ops, handle_level_irq);
        }
 
        /* Disable the implemented irqs in hardware.  */
@@ -319,7 +295,7 @@ init_io7_irqs(struct io7 *io7,
        /* Set up the msi irqs.  */
        for (i = 128; i < (128 + 512); ++i) {
                irq_to_desc(base + i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(base + i, msi_ops, alpha_do_IRQ);
+               set_irq_chip_and_handler(base + i, msi_ops, handle_level_irq);
        }
 
        for (i = 0; i < 16; ++i)
@@ -337,7 +313,7 @@ marvel_init_irq(void)
        /* Reserve the legacy irqs.  */
        for (i = 0; i < 16; ++i) {
                set_irq_chip_and_handler(i, &marvel_legacy_irq_type,
-                       alpha_do_IRQ);
+                       handle_level_irq);
        }
 
        /* Init the io7 irqs.  */
index 37e5c65..bcc1639 100644 (file)
@@ -54,28 +54,11 @@ mikasa_disable_irq(unsigned int irq)
        mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (irq - 16)));
 }
 
-static unsigned int
-mikasa_startup_irq(unsigned int irq)
-{
-       mikasa_enable_irq(irq);
-       return 0;
-}
-
-static void
-mikasa_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               mikasa_enable_irq(irq);
-}
-
 static struct irq_chip mikasa_irq_type = {
        .name           = "MIKASA",
-       .startup        = mikasa_startup_irq,
-       .shutdown       = mikasa_disable_irq,
-       .enable         = mikasa_enable_irq,
-       .disable        = mikasa_disable_irq,
-       .ack            = mikasa_disable_irq,
-       .end            = mikasa_end_irq,
+       .unmask         = mikasa_enable_irq,
+       .mask           = mikasa_disable_irq,
+       .mask_ack       = mikasa_disable_irq,
 };
 
 static void 
@@ -116,7 +99,7 @@ mikasa_init_irq(void)
 
        for (i = 16; i < 32; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &mikasa_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &mikasa_irq_type, handle_level_irq);
        }
 
        init_i8259a_irqs();
index 004f8ec..e88f4ae 100644 (file)
@@ -59,28 +59,11 @@ noritake_disable_irq(unsigned int irq)
        noritake_update_irq_hw(irq, cached_irq_mask &= ~(1 << (irq - 16)));
 }
 
-static unsigned int
-noritake_startup_irq(unsigned int irq)
-{
-       noritake_enable_irq(irq);
-       return 0;
-}
-
-static void
-noritake_end_irq(unsigned int irq)
-{
-        if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-                noritake_enable_irq(irq);
-}
-
 static struct irq_chip noritake_irq_type = {
        .name           = "NORITAKE",
-       .startup        = noritake_startup_irq,
-       .shutdown       = noritake_disable_irq,
-       .enable         = noritake_enable_irq,
-       .disable        = noritake_disable_irq,
-       .ack            = noritake_disable_irq,
-       .end            = noritake_end_irq,
+       .unmask         = noritake_enable_irq,
+       .mask           = noritake_disable_irq,
+       .mask_ack       = noritake_disable_irq,
 };
 
 static void 
@@ -145,7 +128,7 @@ noritake_init_irq(void)
 
        for (i = 16; i < 48; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &noritake_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &noritake_irq_type, handle_level_irq);
        }
 
        init_i8259a_irqs();
index 60d152a..6a51364 100644 (file)
@@ -121,28 +121,11 @@ rawhide_mask_and_ack_irq(unsigned int irq)
        spin_unlock(&rawhide_irq_lock);
 }
 
-static unsigned int
-rawhide_startup_irq(unsigned int irq)
-{
-       rawhide_enable_irq(irq);
-       return 0;
-}
-
-static void
-rawhide_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               rawhide_enable_irq(irq);
-}
-
 static struct irq_chip rawhide_irq_type = {
        .name           = "RAWHIDE",
-       .startup        = rawhide_startup_irq,
-       .shutdown       = rawhide_disable_irq,
-       .enable         = rawhide_enable_irq,
-       .disable        = rawhide_disable_irq,
-       .ack            = rawhide_mask_and_ack_irq,
-       .end            = rawhide_end_irq,
+       .unmask         = rawhide_enable_irq,
+       .mask           = rawhide_disable_irq,
+       .mask_ack       = rawhide_mask_and_ack_irq,
 };
 
 static void 
@@ -195,7 +178,7 @@ rawhide_init_irq(void)
 
        for (i = 16; i < 128; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &rawhide_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &rawhide_irq_type, handle_level_irq);
        }
 
        init_i8259a_irqs();
index 8a029a9..89e7e37 100644 (file)
@@ -58,28 +58,11 @@ rx164_disable_irq(unsigned int irq)
        rx164_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
 }
 
-static unsigned int
-rx164_startup_irq(unsigned int irq)
-{
-       rx164_enable_irq(irq);
-       return 0;
-}
-
-static void
-rx164_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               rx164_enable_irq(irq);
-}
-
 static struct irq_chip rx164_irq_type = {
        .name           = "RX164",
-       .startup        = rx164_startup_irq,
-       .shutdown       = rx164_disable_irq,
-       .enable         = rx164_enable_irq,
-       .disable        = rx164_disable_irq,
-       .ack            = rx164_disable_irq,
-       .end            = rx164_end_irq,
+       .unmask         = rx164_enable_irq,
+       .mask           = rx164_disable_irq,
+       .mask_ack       = rx164_disable_irq,
 };
 
 static void 
@@ -117,7 +100,7 @@ rx164_init_irq(void)
        rx164_update_irq_hw(0);
        for (i = 16; i < 40; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &rx164_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &rx164_irq_type, handle_level_irq);
        }
 
        init_i8259a_irqs();
index ed88315..5c4423d 100644 (file)
@@ -474,20 +474,6 @@ sable_lynx_disable_irq(unsigned int irq)
 #endif
 }
 
-static unsigned int
-sable_lynx_startup_irq(unsigned int irq)
-{
-       sable_lynx_enable_irq(irq);
-       return 0;
-}
-
-static void
-sable_lynx_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               sable_lynx_enable_irq(irq);
-}
-
 static void
 sable_lynx_mask_and_ack_irq(unsigned int irq)
 {
@@ -503,12 +489,9 @@ sable_lynx_mask_and_ack_irq(unsigned int irq)
 
 static struct irq_chip sable_lynx_irq_type = {
        .name           = "SABLE/LYNX",
-       .startup        = sable_lynx_startup_irq,
-       .shutdown       = sable_lynx_disable_irq,
-       .enable         = sable_lynx_enable_irq,
-       .disable        = sable_lynx_disable_irq,
-       .ack            = sable_lynx_mask_and_ack_irq,
-       .end            = sable_lynx_end_irq,
+       .unmask         = sable_lynx_enable_irq,
+       .mask           = sable_lynx_disable_irq,
+       .mask_ack       = sable_lynx_mask_and_ack_irq,
 };
 
 static void 
@@ -537,7 +520,7 @@ sable_lynx_init_irq(int nr_of_irqs)
        for (i = 0; i < nr_of_irqs; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
                set_irq_chip_and_handler(i, &sable_lynx_irq_type,
-                       alpha_do_IRQ);
+                       handle_level_irq);
        }
 
        common_init_isa_dma();
index dc3c232..f8a1e8a 100644 (file)
@@ -60,28 +60,11 @@ takara_disable_irq(unsigned int irq)
        takara_update_irq_hw(irq, mask);
 }
 
-static unsigned int
-takara_startup_irq(unsigned int irq)
-{
-       takara_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-takara_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               takara_enable_irq(irq);
-}
-
 static struct irq_chip takara_irq_type = {
        .name           = "TAKARA",
-       .startup        = takara_startup_irq,
-       .shutdown       = takara_disable_irq,
-       .enable         = takara_enable_irq,
-       .disable        = takara_disable_irq,
-       .ack            = takara_disable_irq,
-       .end            = takara_end_irq,
+       .unmask         = takara_enable_irq,
+       .mask           = takara_disable_irq,
+       .mask_ack       = takara_disable_irq,
 };
 
 static void
@@ -154,7 +137,7 @@ takara_init_irq(void)
 
        for (i = 16; i < 128; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, &takara_irq_type, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, &takara_irq_type, handle_level_irq);
        }
 
        common_init_isa_dma();
index 9870f3d..e02494b 100644 (file)
@@ -129,20 +129,6 @@ titan_disable_irq(unsigned int irq)
        spin_unlock(&titan_irq_lock);
 }
 
-static unsigned int
-titan_startup_irq(unsigned int irq)
-{
-       titan_enable_irq(irq);
-       return 0;       /* never anything pending */
-}
-
-static void
-titan_end_irq(unsigned int irq)
-{
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               titan_enable_irq(irq);
-}
-
 static void
 titan_cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
 {
@@ -190,19 +176,16 @@ init_titan_irqs(struct irq_chip * ops, int imin, int imax)
        long i;
        for (i = imin; i <= imax; ++i) {
                irq_to_desc(i)->status |= IRQ_LEVEL;
-               set_irq_chip_and_handler(i, ops, alpha_do_IRQ);
+               set_irq_chip_and_handler(i, ops, handle_level_irq);
        }
 }
 
 static struct irq_chip titan_irq_type = {
-       .name          = "TITAN",
-       .startup        = titan_startup_irq,
-       .shutdown       = titan_disable_irq,
-       .enable         = titan_enable_irq,
-       .disable        = titan_disable_irq,
-       .ack            = titan_disable_irq,
-       .end            = titan_end_irq,
-       .set_affinity   = titan_set_irq_affinity,
+       .name           = "TITAN",
+       .unmask         = titan_enable_irq,
+       .mask           = titan_disable_irq,
+       .mask_ack       = titan_disable_irq,
+       .set_affinity   = titan_set_irq_affinity,
 };
 
 static irqreturn_t
index f6004f0..eec5259 100644 (file)
@@ -139,32 +139,11 @@ wildfire_mask_and_ack_irq(unsigned int irq)
        spin_unlock(&wildfire_irq_lock);
 }
 
-static unsigned int
-wildfire_startup_irq(unsigned int irq)
-{ 
-       wildfire_enable_irq(irq);
-       return 0; /* never anything pending */
-}
-
-static void
-wildfire_end_irq(unsigned int irq)
-{ 
-#if 0
-       if (!irq_has_action(irq))
-               printk("got irq %d\n", irq);
-#endif
-       if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-               wildfire_enable_irq(irq);
-}
-
 static struct irq_chip wildfire_irq_type = {
        .name           = "WILDFIRE",
-       .startup        = wildfire_startup_irq,
-       .shutdown       = wildfire_disable_irq,
-       .enable         = wildfire_enable_irq,
-       .disable        = wildfire_disable_irq,
-       .ack            = wildfire_mask_and_ack_irq,
-       .end            = wildfire_end_irq,
+       .unmask         = wildfire_enable_irq,
+       .mask           = wildfire_disable_irq,
+       .mask_ack       = wildfire_mask_and_ack_irq,
 };
 
 static void __init
@@ -200,15 +179,16 @@ wildfire_init_irq_per_pca(int qbbno, int pcano)
                        continue;
                irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
                set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
-                       alpha_do_IRQ);
+                       handle_level_irq);
        }
 
        irq_to_desc(36+irq_bias)->status |= IRQ_LEVEL;
-       set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type, alpha_do_IRQ);
+       set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type,
+               handle_level_irq);
        for (i = 40; i < 64; ++i) {
                irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
                set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
-                       alpha_do_IRQ);
+                       handle_level_irq);
        }
 
        setup_irq(32+irq_bias, &isa_enable);