[PULL,03/20] i8257: pass ISA bus to DMA_init() function

diff --git a/hw/dma/i82374.c b/hw/dma/i82374.c
index 031a3f5..6c0f975 100644
--- a/hw/dma/i82374.c
+++ b/hw/dma/i82374.c
@@ -123,7 +123,7 @@  static void i82374_realize(DeviceState *dev, Error **errp)
     portio_list_add(&s->port_list, isa_address_space_io(&s->parent_obj),
                     s->iobase);
 
-    DMA_init(1);
+    DMA_init(isa_bus_from_device(ISA_DEVICE(dev)), 1);
     memset(s->commands, 0, sizeof(s->commands));
 }
 
diff --git a/hw/dma/i8257.c b/hw/dma/i8257.c
index 1ff6c4d..bb6945a 100644
--- a/hw/dma/i8257.c
+++ b/hw/dma/i8257.c
@@ -589,7 +589,7 @@  static const VMStateDescription vmstate_dma = {
     }
 };
 
-void DMA_init(int high_page_enable)
+void DMA_init(ISABus *bus, int high_page_enable)
 {
     dma_init2(&dma_controllers[0], 0x00, 0, 0x80, high_page_enable ? 0x480 : -1);
     dma_init2(&dma_controllers[1], 0xc0, 1, 0x88, high_page_enable ? 0x488 : -1);
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 942ac06..b28bac4 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1542,7 +1542,7 @@  void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
     port92 = isa_create_simple(isa_bus, "port92");
     port92_init(port92, &a20_line[1]);
 
-    DMA_init(0);
+    DMA_init(isa_bus, 0);
 
     for(i = 0; i < MAX_FD; i++) {
         fd[i] = drive_get(IF_FLOPPY, 0, i);
diff --git a/hw/mips/mips_fulong2e.c b/hw/mips/mips_fulong2e.c
index 6748d89..184c404 100644
--- a/hw/mips/mips_fulong2e.c
+++ b/hw/mips/mips_fulong2e.c
@@ -366,7 +366,7 @@  static void mips_fulong2e_init(MachineState *machine)
 
     /* init other devices */
     pit = pit_init(isa_bus, 0x40, 0, NULL);
-    DMA_init(0);
+    DMA_init(isa_bus, 0);
 
     /* Super I/O */
     isa_create_simple(isa_bus, "i8042");
diff --git a/hw/mips/mips_jazz.c b/hw/mips/mips_jazz.c
index 62527fd..a199b9d 100644
--- a/hw/mips/mips_jazz.c
+++ b/hw/mips/mips_jazz.c
@@ -225,7 +225,7 @@  static void mips_jazz_init(MachineState *machine,
     /* ISA devices */
     i8259 = i8259_init(isa_bus, env->irq[4]);
     isa_bus_irqs(isa_bus, i8259);
-    DMA_init(0);
+    DMA_init(isa_bus, 0);
     pit = pit_init(isa_bus, 0x40, 0, NULL);
     pcspk_init(isa_bus, pit);
 
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index c5da83f..c04aa2b 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -1166,7 +1166,7 @@  void mips_malta_init(MachineState *machine)
     smbus_eeprom_init(smbus, 8, smbus_eeprom_buf, smbus_eeprom_size);
     g_free(smbus_eeprom_buf);
     pit = pit_init(isa_bus, 0x40, 0, NULL);
-    DMA_init(0);
+    DMA_init(isa_bus, 0);
 
     /* Super I/O */
     isa_create_simple(isa_bus, "i8042");
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index 1fcec44..9c078d5 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -112,7 +112,7 @@  void DMA_hold_DREQ (int nchan) {}
 void DMA_release_DREQ (int nchan) {}
 void DMA_schedule(void) {}
 
-void DMA_init(int high_page_enable)
+void DMA_init(ISABus *bus, int high_page_enable)
 {
 }
 
diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index 124c376..d356717 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -115,7 +115,7 @@  void DMA_hold_DREQ (int nchan) {}
 void DMA_release_DREQ (int nchan) {}
 void DMA_schedule(void) {}
 
-void DMA_init(int high_page_enable)
+void DMA_init(ISABus *bus, int high_page_enable)
 {
 }
 
diff --git a/include/hw/isa/isa.h b/include/hw/isa/isa.h
index de3cd3d..4af8730 100644
--- a/include/hw/isa/isa.h
+++ b/include/hw/isa/isa.h
@@ -113,7 +113,7 @@  int DMA_write_memory (int nchan, void *buf, int pos, int size);
 void DMA_hold_DREQ (int nchan);
 void DMA_release_DREQ (int nchan);
 void DMA_schedule(void);
-void DMA_init(int high_page_enable);
+void DMA_init(ISABus *bus, int high_page_enable);
 void DMA_register_channel (int nchan,
                            DMA_transfer_handler transfer_handler,
                            void *opaque);