Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind...
[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-omap2 / include / mach / entry-macro.S
index 60329411a63620d8842f6f73c9a857399578bad0..befa321c4c1399b42084067ff601ec14703d937f 100644 (file)
@@ -91,6 +91,35 @@ omap_irq_base:
 9999:
                .endm
 
+#ifdef CONFIG_SMP
+               /* We assume that irqstat (the raw value of the IRQ acknowledge
+                * register) is preserved from the macro above.
+                * If there is an IPI, we immediately signal end of interrupt
+                * on the controller, since this requires the original irqstat
+                * value which we won't easily be able to recreate later.
+                */
+
+               .macro test_for_ipi, irqnr, irqstat, base, tmp
+               bic     \irqnr, \irqstat, #0x1c00
+               cmp     \irqnr, #16
+               it      cc
+               strcc   \irqstat, [\base, #GIC_CPU_EOI]
+               it      cs
+               cmpcs   \irqnr, \irqnr
+               .endm
+
+               /* As above, this assumes that irqstat and base are preserved */
+
+               .macro test_for_ltirq, irqnr, irqstat, base, tmp
+               bic     \irqnr, \irqstat, #0x1c00
+               mov     \tmp, #0
+               cmp     \irqnr, #29
+               itt     eq
+               moveq   \tmp, #1
+               streq   \irqstat, [\base, #GIC_CPU_EOI]
+               cmp     \tmp, #0
+               .endm
+#endif /* CONFIG_SMP */
 
 #else  /* MULTI_OMAP2 */
 
@@ -127,74 +156,16 @@ omap_irq_base:
 
 
 #ifdef CONFIG_ARCH_OMAP4
+#define HAVE_GET_IRQNR_PREAMBLE
+#include <asm/hardware/entry-macro-gic.S>
 
                .macro  get_irqnr_preamble, base, tmp
                ldr     \base, =OMAP4_IRQ_BASE
                .endm
 
-               /*
-                * The interrupt numbering scheme is defined in the
-                * interrupt controller spec.  To wit:
-                *
-                * Interrupts 0-15 are IPI
-                * 16-28 are reserved
-                * 29-31 are local.  We allow 30 to be used for the watchdog.
-                * 32-1020 are global
-                * 1021-1022 are reserved
-                * 1023 is "spurious" (no interrupt)
-                *
-                * For now, we ignore all local interrupts so only return an
-                * interrupt if it's between 30 and 1020.  The test_for_ipi
-                * routine below will pick up on IPIs.
-                * A simple read from the controller will tell us the number
-                * of the highest priority enabled interrupt.
-                * We then just need to check whether it is in the
-                * valid range for an IRQ (30-1020 inclusive).
-                */
-               .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
-               ldr     \irqstat, [\base, #GIC_CPU_INTACK]
-
-               ldr     \tmp, =1021
-
-               bic     \irqnr, \irqstat, #0x1c00
-
-               cmp     \irqnr, #29
-               cmpcc   \irqnr, \irqnr
-               cmpne   \irqnr, \tmp
-               cmpcs   \irqnr, \irqnr
-               .endm
 #endif
-#endif /* MULTI_OMAP2 */
-
-#ifdef CONFIG_SMP
-               /* We assume that irqstat (the raw value of the IRQ acknowledge
-                * register) is preserved from the macro above.
-                * If there is an IPI, we immediately signal end of interrupt
-                * on the controller, since this requires the original irqstat
-                * value which we won't easily be able to recreate later.
-                */
-
-               .macro test_for_ipi, irqnr, irqstat, base, tmp
-               bic     \irqnr, \irqstat, #0x1c00
-               cmp     \irqnr, #16
-               it      cc
-               strcc   \irqstat, [\base, #GIC_CPU_EOI]
-               it      cs
-               cmpcs   \irqnr, \irqnr
-               .endm
 
-               /* As above, this assumes that irqstat and base are preserved */
-
-               .macro test_for_ltirq, irqnr, irqstat, base, tmp
-               bic     \irqnr, \irqstat, #0x1c00
-               mov     \tmp, #0
-               cmp     \irqnr, #29
-               itt     eq
-               moveq   \tmp, #1
-               streq   \irqstat, [\base, #GIC_CPU_EOI]
-               cmp     \tmp, #0
-               .endm
-#endif /* CONFIG_SMP */
+#endif /* MULTI_OMAP2 */
 
                .macro  irq_prio_table
                .endm