sh: dreamcast: Migrate off of deprecated dynamic IRQ API.

Switches from create_irq_nr() to irq_alloc_descs().

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/boards/mach-dreamcast/irq.c b/arch/sh/boards/mach-dreamcast/irq.c
index f63d323f411f5f32043e32f966be6e3a1289df41..2789647abebef2308a28f3260b6016410c078cab 100644 (file)
--- a/arch/sh/boards/mach-dreamcast/irq.c
+++ b/arch/sh/boards/mach-dreamcast/irq.c
@@ -8,10 +8,11 @@
  * This file is part of the LinuxDC project (www.linuxdc.org)
  * Released under the terms of the GNU GPL v2.0
  */
-
 #include <linux/irq.h>
 #include <linux/io.h>
-#include <asm/irq.h>
+#include <linux/irq.h>
+#include <linux/export.h>
+#include <linux/err.h>
 #include <mach/sysasic.h>
 
 /*
@@ -141,26 +142,15 @@ int systemasic_irq_demux(int irq)
 
 void systemasic_irq_init(void)
 {
-       int i, nid = cpu_to_node(boot_cpu_data);
-
-       /* Assign all virtual IRQs to the System ASIC int. handler */
-       for (i = HW_EVENT_IRQ_BASE; i < HW_EVENT_IRQ_MAX; i++) {
-               unsigned int irq;
-
-               irq = create_irq_nr(i, nid);
-               if (unlikely(irq == 0)) {
-                       pr_err("%s: failed hooking irq %d for systemasic\n",
-                              __func__, i);
-                       return;
-               }
+       int irq_base, i;
 
-               if (unlikely(irq != i)) {
-                       pr_err("%s: got irq %d but wanted %d, bailing.\n",
-                              __func__, irq, i);
-                       destroy_irq(irq);
-                       return;
-               }
+       irq_base = irq_alloc_descs(HW_EVENT_IRQ_BASE, HW_EVENT_IRQ_BASE,
+                                  HW_EVENT_IRQ_MAX - HW_EVENT_IRQ_BASE, -1);
+       if (IS_ERR_VALUE(irq_base)) {
+               pr_err("%s: failed hooking irqs\n", __func__);
+               return;
+       }
 
+       for (i = HW_EVENT_IRQ_BASE; i < HW_EVENT_IRQ_MAX; i++)
                irq_set_chip_and_handler(i, &systemasic_int, handle_level_irq);
-       }
 }