[PATCH 4/5] hw/i386/pc: Inline i8042_setup_a20_line() and remove it

[Bernhard Beschow]

This function is used once in the pc machines. Remove it since it contains one
line only.

Signed-off-by: Bernhard Beschow <shen...@gmail.com>
---
 include/hw/input/i8042.h | 1 -
 hw/i386/pc.c             | 2 +-
 hw/input/pckbd.c         | 5 -----
 3 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/include/hw/input/i8042.h b/include/hw/input/i8042.h
index 9fb3f8d787..e90f008b66 100644
--- a/include/hw/input/i8042.h
+++ b/include/hw/input/i8042.h
@@ -89,7 +89,6 @@ struct MMIOKBDState {
 
 
 void i8042_isa_mouse_fake_event(ISAKBDState *isa);
-void i8042_setup_a20_line(ISADevice *dev, qemu_irq a20_out);
 
 static inline bool i8042_present(void)
 {
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 8b601ea6cf..1b2077dc32 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1195,7 +1195,7 @@ static void pc_superio_init(ISABus *isa_bus, bool 
create_fdctrl,
     }
 
     a20_line = qemu_allocate_irqs(handle_a20_line_change, first_cpu, 1);
-    i8042_setup_a20_line(i8042, a20_line[0]);
+    qdev_connect_gpio_out_named(DEVICE(i8042), I8042_A20_LINE, 0, a20_line[0]);
     g_free(a20_line);
 }
 
diff --git a/hw/input/pckbd.c b/hw/input/pckbd.c
index 90a4d9eb40..74f10b640f 100644
--- a/hw/input/pckbd.c
+++ b/hw/input/pckbd.c
@@ -777,11 +777,6 @@ void i8042_isa_mouse_fake_event(ISAKBDState *isa)
     ps2_mouse_fake_event(&s->ps2mouse);
 }
 
-void i8042_setup_a20_line(ISADevice *dev, qemu_irq a20_out)
-{
-    qdev_connect_gpio_out_named(DEVICE(dev), I8042_A20_LINE, 0, a20_out);
-}
-
 static const VMStateDescription vmstate_kbd_isa = {
     .name = "pckbd",
     .version_id = 3,
-- 
2.43.2