[PATCH 36/40] pckbd: don't use legacy ps2_kbd_init() function

[Mark Cave-Ayland]

Instantiate the PS2 keyboard device within KBDState using
object_initialize_child() in i8042_initfn() and i8042_mmio_init() and realize
it in i8042_realizefn() and i8042_mmio_realize() accordingly.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
 hw/input/pckbd.c         | 29 +++++++++++++++++++++--------
 include/hw/input/i8042.h |  3 ++-
 2 files changed, 23 insertions(+), 9 deletions(-)

diff --git a/hw/input/pckbd.c b/hw/input/pckbd.c
index 195a64f520..cb452f2612 100644
--- a/hw/input/pckbd.c
+++ b/hw/input/pckbd.c
@@ -286,7 +286,7 @@ static void kbd_queue(KBDState *s, int b, int aux)
         s->pending |= aux ? KBD_PENDING_CTRL_AUX : KBD_PENDING_CTRL_KBD;
         kbd_safe_update_irq(s);
     } else {
-        ps2_queue(aux ? s->mouse : s->kbd, b);
+        ps2_queue(aux ? s->mouse : PS2_DEVICE(&s->ps2kbd), b);
     }
 }
 
@@ -408,7 +408,7 @@ static uint64_t kbd_read_data(void *opaque, hwaddr addr,
                 timer_mod(s->throttle_timer,
                           qemu_clock_get_us(QEMU_CLOCK_VIRTUAL) + 1000);
             }
-            s->obdata = ps2_read_data(s->kbd);
+            s->obdata = ps2_read_data(PS2_DEVICE(&s->ps2kbd));
         } else if (s->obsrc & KBD_OBSRC_MOUSE) {
             s->obdata = ps2_read_data(s->mouse);
         } else if (s->obsrc & KBD_OBSRC_CTRL) {
@@ -429,14 +429,15 @@ static void kbd_write_data(void *opaque, hwaddr addr,
 
     switch (s->write_cmd) {
     case 0:
-        ps2_write_keyboard(s->kbd, val);
+        ps2_write_keyboard(&s->ps2kbd, val);
         /* sending data to the keyboard reenables PS/2 communication */
         s->mode &= ~KBD_MODE_DISABLE_KBD;
         kbd_safe_update_irq(s);
         break;
     case KBD_CCMD_WRITE_MODE:
         s->mode = val;
-        ps2_keyboard_set_translation(s->kbd, (s->mode & KBD_MODE_KCC) != 0);
+        ps2_keyboard_set_translation(&s->ps2kbd,
+                                     (s->mode & KBD_MODE_KCC) != 0);
         /*
          * a write to the mode byte interrupt enable flags directly updates
          * the irq lines
@@ -699,10 +700,14 @@ static void i8042_mmio_realize(DeviceState *dev, Error 
**errp)
 
     sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->region);
 
-    ks->kbd = ps2_kbd_init();
-    qdev_connect_gpio_out(DEVICE(ks->kbd), PS2_DEVICE_IRQ,
+    if (!sysbus_realize(SYS_BUS_DEVICE(&ks->ps2kbd), errp)) {
+        return;
+    }
+
+    qdev_connect_gpio_out(DEVICE(&ks->ps2kbd), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-kbd-input-irq",
                                                  0));
+
     ks->mouse = ps2_mouse_init();
     qdev_connect_gpio_out(DEVICE(ks->mouse), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-mouse-input-irq",
@@ -716,6 +721,8 @@ static void i8042_mmio_init(Object *obj)
 
     ks->extended_state = true;
 
+    object_initialize_child(obj, "ps2kbd", &ks->ps2kbd, TYPE_PS2_KBD_DEVICE);
+
     qdev_init_gpio_out(DEVICE(obj), ks->irqs, 2);
     qdev_init_gpio_in_named(DEVICE(obj), i8042_mmio_set_kbd_irq,
                             "ps2-kbd-input-irq", 1);
@@ -851,6 +858,8 @@ static void i8042_initfn(Object *obj)
     memory_region_init_io(isa_s->io + 1, obj, &i8042_cmd_ops, s,
                           "i8042-cmd", 1);
 
+    object_initialize_child(obj, "ps2kbd", &s->ps2kbd, TYPE_PS2_KBD_DEVICE);
+
     qdev_init_gpio_out_named(DEVICE(obj), &s->a20_out, I8042_A20_LINE, 1);
 
     qdev_init_gpio_out(DEVICE(obj), s->irqs, 2);
@@ -884,10 +893,14 @@ static void i8042_realizefn(DeviceState *dev, Error 
**errp)
     isa_register_ioport(isadev, isa_s->io + 0, 0x60);
     isa_register_ioport(isadev, isa_s->io + 1, 0x64);
 
-    s->kbd = ps2_kbd_init();
-    qdev_connect_gpio_out(DEVICE(s->kbd), PS2_DEVICE_IRQ,
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->ps2kbd), errp)) {
+        return;
+    }
+
+    qdev_connect_gpio_out(DEVICE(&s->ps2kbd), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-kbd-input-irq",
                                                  0));
+
     s->mouse = ps2_mouse_init();
     qdev_connect_gpio_out(DEVICE(s->mouse), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-mouse-input-irq",
diff --git a/include/hw/input/i8042.h b/include/hw/input/i8042.h
index ca933d8e1b..8beb0ac01f 100644
--- a/include/hw/input/i8042.h
+++ b/include/hw/input/i8042.h
@@ -10,6 +10,7 @@
 
 #include "hw/isa/isa.h"
 #include "hw/sysbus.h"
+#include "hw/input/ps2.h"
 #include "qom/object.h"
 
 #define I8042_KBD_IRQ      0
@@ -30,7 +31,7 @@ typedef struct KBDState {
     uint8_t obdata;
     uint8_t cbdata;
     uint8_t pending_tmp;
-    void *kbd;
+    PS2KbdState ps2kbd;
     void *mouse;
     QEMUTimer *throttle_timer;
 
-- 
2.30.2