Remove qdev irq sink handling

We have both IRQ sinks and GPIO inputs.  These are in principle exactly
the same thing, so remove the former.

Signed-off-by: Paul Brook <paul@codesourcery.com>

hw/arm_gic.c

@@ -721,7 +721,7 @@ static void gic_init(gic_state *s)
 {
     int i;
 
-    qdev_init_irq_sink(&s->busdev.qdev, gic_set_irq, GIC_NIRQ - 32);
+    qdev_init_gpio_in(&s->busdev.qdev, gic_set_irq, GIC_NIRQ - 32);
     for (i = 0; i < NCPU; i++) {
         sysbus_init_irq(&s->busdev, &s->parent_irq[i]);
     }

hw/armv7m.c

@@ -186,7 +186,7 @@ qemu_irq *armv7m_init(int flash_size, int sram_size,
     cpu_pic = arm_pic_init_cpu(env);
     sysbus_connect_irq(sysbus_from_qdev(nvic), 0, cpu_pic[ARM_PIC_CPU_IRQ]);
     for (i = 0; i < 64; i++) {
-        pic[i] = qdev_get_irq_sink(nvic, i);
+        pic[i] = qdev_get_gpio_in(nvic, i);
     }
 
     image_size = load_elf(kernel_filename, 0, &entry, &lowaddr, NULL);

hw/axis_dev88.c

@@ -304,10 +304,10 @@ void axisdev88_init (ram_addr_t ram_size,
     sysbus_connect_irq(s, 0, cpu_irq[0]);
     sysbus_connect_irq(s, 1, cpu_irq[1]);
     for (i = 0; i < 30; i++) {
-        irq[i] = qdev_get_irq_sink(dev, i);
+        irq[i] = qdev_get_gpio_in(dev, i);
     }
-    nmi[0] = qdev_get_irq_sink(dev, 30);
-    nmi[1] = qdev_get_irq_sink(dev, 31);
+    nmi[0] = qdev_get_gpio_in(dev, 30);
+    nmi[1] = qdev_get_gpio_in(dev, 31);
 
     etraxfs_dmac = etraxfs_dmac_init(env, 0x30000000, 10);
     for (i = 0; i < 10; i++) {

hw/esp.c

@@ -684,7 +684,7 @@ static void esp_init1(SysBusDevice *dev)
     register_savevm("esp", -1, 3, esp_save, esp_load, s);
     qemu_register_reset(esp_reset, 0, s);
 
-    qdev_init_irq_sink(&dev->qdev, parent_esp_reset, 1);
+    qdev_init_gpio_in(&dev->qdev, parent_esp_reset, 1);
 
     scsi_bus_new(&dev->qdev, esp_scsi_attach);
 }

hw/etraxfs.c

@@ -90,10 +90,10 @@ void bareetraxfs_init (ram_addr_t ram_size,
     /* FIXME: Is there a proper way to signal vectors to the CPU core?  */
     qdev_set_prop_ptr(dev, "interrupt_vector", &env->interrupt_vector);
     for (i = 0; i < 30; i++) {
-        irq[i] = qdev_get_irq_sink(dev, i);
+        irq[i] = qdev_get_gpio_in(dev, i);
     }
-    nmi[0] = qdev_get_irq_sink(dev, 30);
-    nmi[1] = qdev_get_irq_sink(dev, 31);
+    nmi[0] = qdev_get_gpio_in(dev, 30);
+    nmi[1] = qdev_get_gpio_in(dev, 31);
 
     etraxfs_dmac = etraxfs_dmac_init(env, 0x30000000, 10);
     for (i = 0; i < 10; i++) {

hw/etraxfs_pic.c

@@ -141,7 +141,7 @@ static void etraxfs_pic_init(SysBusDevice *dev)
     int intr_vect_regs;
 
     s->interrupt_vector = qdev_get_prop_ptr(&dev->qdev, "interrupt_vector");
-    qdev_init_irq_sink(&dev->qdev, irq_handler, 32);
+    qdev_init_gpio_in(&dev->qdev, irq_handler, 32);
     sysbus_init_irq(dev, &s->parent_irq);
     sysbus_init_irq(dev, &s->parent_nmi);
 

hw/integratorcp.c

@@ -378,7 +378,7 @@ static void icp_pic_init(SysBusDevice *dev)
     icp_pic_state *s = FROM_SYSBUS(icp_pic_state, dev);
     int iomemtype;
 
-    qdev_init_irq_sink(&dev->qdev, icp_pic_set_irq, 32);
+    qdev_init_gpio_in(&dev->qdev, icp_pic_set_irq, 32);
     sysbus_init_irq(dev, &s->parent_irq);
     sysbus_init_irq(dev, &s->parent_fiq);
     iomemtype = cpu_register_io_memory(0, icp_pic_readfn,
@@ -484,7 +484,7 @@ static void integratorcp_init(ram_addr_t ram_size,
                                 cpu_pic[ARM_PIC_CPU_IRQ],
                                 cpu_pic[ARM_PIC_CPU_FIQ], NULL);
     for (i = 0; i < 32; i++) {
-        pic[i] = qdev_get_irq_sink(dev, i);
+        pic[i] = qdev_get_gpio_in(dev, i);
     }
     sysbus_create_simple("integrator_pic", 0xca000000, pic[26]);
     sysbus_create_varargs("integrator_pit", 0x13000000,

hw/mpcore.c

@@ -320,17 +320,17 @@ static void realview_mpcore_init(SysBusDevice *dev)
     priv = sysbus_create_simple("arm11mpcore_priv", MPCORE_PRIV_BASE, NULL);
     sysbus_pass_irq(dev, sysbus_from_qdev(priv));
     for (i = 0; i < 32; i++) {
-        s->cpuic[i] = qdev_get_irq_sink(priv, i);
+        s->cpuic[i] = qdev_get_gpio_in(priv, i);
     }
     /* ??? IRQ routing is hardcoded to "normal" mode.  */
     for (n = 0; n < 4; n++) {
         gic = sysbus_create_simple("realview_gic", 0x10040000 + n * 0x10000,
                                    s->cpuic[10 + n]);
         for (i = 0; i < 64; i++) {
-            s->rvic[n][i] = qdev_get_irq_sink(gic, i);
+            s->rvic[n][i] = qdev_get_gpio_in(gic, i);
         }
     }
-    qdev_init_irq_sink(&dev->qdev, mpcore_rirq_set_irq, 64);
+    qdev_init_gpio_in(&dev->qdev, mpcore_rirq_set_irq, 64);
 }
 
 static void mpcore_register_devices(void)

hw/musicpal.c

@@ -1040,7 +1040,7 @@ static void mv88w8618_pic_init(SysBusDevice *dev)
     mv88w8618_pic_state *s = FROM_SYSBUS(mv88w8618_pic_state, dev);
     int iomemtype;
 
-    qdev_init_irq_sink(&dev->qdev, mv88w8618_pic_set_irq, 32);
+    qdev_init_gpio_in(&dev->qdev, mv88w8618_pic_set_irq, 32);
     sysbus_init_irq(dev, &s->parent_irq);
     iomemtype = cpu_register_io_memory(0, mv88w8618_pic_readfn,
                                        mv88w8618_pic_writefn, s);
@@ -1534,7 +1534,7 @@ static void musicpal_init(ram_addr_t ram_size,
     dev = sysbus_create_simple("mv88w8618_pic", MP_PIC_BASE,
                                cpu_pic[ARM_PIC_CPU_IRQ]);
     for (i = 0; i < 32; i++) {
-        pic[i] = qdev_get_irq_sink(dev, i);
+        pic[i] = qdev_get_gpio_in(dev, i);
     }
     sysbus_create_varargs("mv88w8618_pit", MP_PIT_BASE, pic[MP_TIMER1_IRQ],
                           pic[MP_TIMER2_IRQ], pic[MP_TIMER3_IRQ],

hw/pcnet.c

@@ -2127,7 +2127,7 @@ static void lance_init(SysBusDevice *dev)
 
     s->dma_opaque = qdev_get_prop_ptr(&dev->qdev, "dma");
 
-    qdev_init_irq_sink(&dev->qdev, parent_lance_reset, 1);
+    qdev_init_gpio_in(&dev->qdev, parent_lance_reset, 1);
 
     sysbus_init_mmio(dev, 4, s->mmio_index);
 

hw/pl190.c

@@ -235,7 +235,7 @@ static void pl190_init(SysBusDevice *dev)
     iomemtype = cpu_register_io_memory(0, pl190_readfn,
                                        pl190_writefn, s);
     sysbus_init_mmio(dev, 0x1000, iomemtype);
-    qdev_init_irq_sink(&dev->qdev, pl190_set_irq, 32);
+    qdev_init_gpio_in(&dev->qdev, pl190_set_irq, 32);
     sysbus_init_irq(dev, &s->irq);
     sysbus_init_irq(dev, &s->fiq);
     pl190_reset(s);

hw/qdev.c

@@ -156,19 +156,6 @@ void qdev_set_netdev(DeviceState *dev, NICInfo *nd)
 }
 
 
-qemu_irq qdev_get_irq_sink(DeviceState *dev, int n)
-{
-    assert(n >= 0 && n < dev->num_irq_sink);
-    return dev->irq_sink[n];
-}
-
-/* Register device IRQ sinks.  */
-void qdev_init_irq_sink(DeviceState *dev, qemu_irq_handler handler, int nirq)
-{
-    dev->num_irq_sink = nirq;
-    dev->irq_sink = qemu_allocate_irqs(handler, dev, nirq);
-}
-
 /* Get a character (serial) device interface.  */
 CharDriverState *qdev_init_chardev(DeviceState *dev)
 {

hw/qdev.h

@@ -17,8 +17,6 @@ struct DeviceState {
     DeviceType *type;
     BusState *parent_bus;
     DeviceProperty *props;
-    int num_irq_sink;
-    qemu_irq *irq_sink;
     int num_gpio_out;
     qemu_irq *gpio_out;
     int num_gpio_in;
@@ -55,7 +53,6 @@ void qdev_set_prop_int(DeviceState *dev, const char *name, uint64_t value);
 void qdev_set_prop_ptr(DeviceState *dev, const char *name, void *value);
 void qdev_set_netdev(DeviceState *dev, NICInfo *nd);
 
-qemu_irq qdev_get_irq_sink(DeviceState *dev, int n);
 qemu_irq qdev_get_gpio_in(DeviceState *dev, int n);
 void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin);
 
@@ -77,7 +74,7 @@ struct DeviceInfo {
 void qdev_register(const char *name, int size, DeviceInfo *info);
 
 /* Register device properties.  */
-void qdev_init_irq_sink(DeviceState *dev, qemu_irq_handler handler, int nirq);
+/* GPIO inputs also double as IRQ sinks.  */
 void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler handler, int n);
 void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n);
 

hw/realview.c

@@ -84,7 +84,7 @@ static void realview_init(ram_addr_t ram_size,
                                     cpu_irq[3], NULL);
     }
     for (n = 0; n < 64; n++) {
-        pic[n] = qdev_get_irq_sink(dev, n);
+        pic[n] = qdev_get_gpio_in(dev, n);
     }
 
     sysbus_create_simple("pl050_keyboard", 0x10006000, pic[20]);

hw/sun4m.c

@@ -379,7 +379,7 @@ static void lance_init(NICInfo *nd, target_phys_addr_t leaddr,
     s = sysbus_from_qdev(dev);
     sysbus_mmio_map(s, 0, leaddr);
     sysbus_connect_irq(s, 0, irq);
-    *reset = qdev_get_irq_sink(dev, 0);
+    *reset = qdev_get_gpio_in(dev, 0);
 }
 
 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,

hw/syborg.c

@@ -58,7 +58,7 @@ static void syborg_init(ram_addr_t ram_size,
     dev = sysbus_create_simple("syborg,interrupt", 0xC0000000,
                                cpu_pic[ARM_PIC_CPU_IRQ]);
     for (i = 0; i < 64; i++) {
-        pic[i] = qdev_get_irq_sink(dev, i);
+        pic[i] = qdev_get_gpio_in(dev, i);
     }
 
     sysbus_create_simple("syborg,rtc", 0xC0001000, NULL);

hw/syborg_interrupt.c

@@ -209,7 +209,7 @@ static void syborg_int_init(SysBusDevice *dev)
 
     sysbus_init_irq(dev, &s->parent_irq);
     s->num_irqs = qdev_get_prop_int(&dev->qdev, "num-interrupts", 64);
-    qdev_init_irq_sink(&dev->qdev, syborg_int_set_irq, s->num_irqs);
+    qdev_init_gpio_in(&dev->qdev, syborg_int_set_irq, s->num_irqs);
     iomemtype = cpu_register_io_memory(0, syborg_int_readfn,
                                        syborg_int_writefn, s);
     sysbus_init_mmio(dev, 0x1000, iomemtype);

hw/versatilepb.c

@@ -135,7 +135,7 @@ static void vpb_sic_init(SysBusDevice *dev)
     int iomemtype;
     int i;
 
-    qdev_init_irq_sink(&dev->qdev, vpb_sic_set_irq, 32);
+    qdev_init_gpio_in(&dev->qdev, vpb_sic_set_irq, 32);
     for (i = 0; i < 32; i++) {
         sysbus_init_irq(dev, &s->parent[i]);
     }
@@ -188,12 +188,12 @@ static void versatile_init(ram_addr_t ram_size,
     dev = sysbus_create_varargs("pl190", 0x10140000,
                                 cpu_pic[0], cpu_pic[1], NULL);
     for (n = 0; n < 32; n++) {
-        pic[n] = qdev_get_irq_sink(dev, n);
+        pic[n] = qdev_get_gpio_in(dev, n);
     }
     dev = sysbus_create_simple("versatilepb_sic", 0x10003000, NULL);
     for (n = 0; n < 32; n++) {
         sysbus_connect_irq(sysbus_from_qdev(dev), n, pic[n]);
-        sic[n] = qdev_get_irq_sink(dev, n);
+        sic[n] = qdev_get_gpio_in(dev, n);
     }
 
     sysbus_create_simple("pl050_keyboard", 0x10006000, sic[3]);