[PATCH 03/40] pl050: change PL050State dev pointer from void to PS2State

Mark Cave-Ayland posted 40 patches 3 years, 7 months ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Helge Deller <deller@gmx.de>, "Michael S. Tsirkin" <mst@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, "Hervé Poussineau" <hpoussin@reactos.org>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, "Philippe Mathieu-Daudé" <f4bug@amsat.org>
There is a newer version of this series
[PATCH 03/40] pl050: change PL050State dev pointer from void to PS2State
Posted by Mark Cave-Ayland 3 years, 7 months ago
This allows the compiler to enforce that the PS2 device pointer is always of
type PS2State. Update the name of the pointer from dev to ps2dev to emphasise
this type change.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
 hw/input/pl050.c         | 13 +++++++------
 include/hw/input/pl050.h |  2 +-
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/hw/input/pl050.c b/hw/input/pl050.c
index 8e32b8ed46..0d91b0eaea 100644
--- a/hw/input/pl050.c
+++ b/hw/input/pl050.c
@@ -101,7 +101,7 @@ static uint64_t pl050_read(void *opaque, hwaddr offset,
         }
     case 2: /* KMIDATA */
         if (s->pending) {
-            s->last = ps2_read_data(s->dev);
+            s->last = ps2_read_data(s->ps2dev);
         }
         return s->last;
     case 3: /* KMICLKDIV */
@@ -130,9 +130,9 @@ static void pl050_write(void *opaque, hwaddr offset,
         /* ??? This should toggle the TX interrupt line.  */
         /* ??? This means kbd/mouse can block each other.  */
         if (s->is_mouse) {
-            ps2_write_mouse(s->dev, value);
+            ps2_write_mouse(PS2_MOUSE_DEVICE(s->ps2dev), value);
         } else {
-            ps2_write_keyboard(s->dev, value);
+            ps2_write_keyboard(PS2_KBD_DEVICE(s->ps2dev), value);
         }
         break;
     case 3: /* KMICLKDIV */
@@ -158,11 +158,12 @@ static void pl050_realize(DeviceState *dev, Error **errp)
     sysbus_init_mmio(sbd, &s->iomem);
     sysbus_init_irq(sbd, &s->irq);
     if (s->is_mouse) {
-        s->dev = ps2_mouse_init();
+        s->ps2dev = ps2_mouse_init();
     } else {
-        s->dev = ps2_kbd_init();
+        s->ps2dev = ps2_kbd_init();
     }
-    qdev_connect_gpio_out(DEVICE(s->dev), PS2_DEVICE_IRQ,
+
+    qdev_connect_gpio_out(DEVICE(s->ps2dev), PS2_DEVICE_IRQ,
                           qdev_get_gpio_in_named(dev, "ps2-input-irq", 0));
 }
 
diff --git a/include/hw/input/pl050.h b/include/hw/input/pl050.h
index 2bbf7a9d50..c1f6c5a1fb 100644
--- a/include/hw/input/pl050.h
+++ b/include/hw/input/pl050.h
@@ -23,7 +23,7 @@ struct PL050State {
     SysBusDevice parent_obj;
 
     MemoryRegion iomem;
-    void *dev;
+    PS2State *ps2dev;
     uint32_t cr;
     uint32_t clk;
     uint32_t last;
-- 
2.30.2
Re: [PATCH 03/40] pl050: change PL050State dev pointer from void to PS2State
Posted by Peter Maydell 3 years, 7 months ago
On Wed, 29 Jun 2022 at 13:40, Mark Cave-Ayland
<mark.cave-ayland@ilande.co.uk> wrote:
>
> This allows the compiler to enforce that the PS2 device pointer is always of
> type PS2State. Update the name of the pointer from dev to ps2dev to emphasise
> this type change.
>
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
> ---
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM