Re: [Qemu-devel] [PATCH 11/22] milkymist-hpdmc: Convert sysbus init function to realize function

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 19/11/18 13:08, Mao Zhongyi wrote:
> Use DeviceClass rather than SysBusDeviceClass in
> milkymist_hpdmc_class_init().
> 
> Cc: gxt@mprc.pku.edu.cn
> Cc: michael@walle.cc
> 
> Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
> Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
> ---
>   hw/intc/puv3_intc.c       | 1 +
>   hw/misc/milkymist-hpdmc.c | 9 +++------
>   2 files changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/hw/intc/puv3_intc.c b/hw/intc/puv3_intc.c
> index dfef505c47..a3ca6d466b 100644
> --- a/hw/intc/puv3_intc.c
> +++ b/hw/intc/puv3_intc.c
> @@ -119,6 +119,7 @@ static void puv3_intc_realize(DeviceState *dev, Error **errp)
>   static void puv3_intc_class_init(ObjectClass *klass, void *data)
>   {
>       DeviceClass *dc = DEVICE_CLASS(klass);
> +

This change isn't related to milkymist-hpdmc (subject of your patch).

Except that:
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

>       dc->realize = puv3_intc_realize;
>   }
>   
> diff --git a/hw/misc/milkymist-hpdmc.c b/hw/misc/milkymist-hpdmc.c
> index e6140eec6b..44dc0698ec 100644
> --- a/hw/misc/milkymist-hpdmc.c
> +++ b/hw/misc/milkymist-hpdmc.c
> @@ -129,15 +129,13 @@ static void milkymist_hpdmc_reset(DeviceState *d)
>                            | IODELAY_PLL2_LOCKED;
>   }
>   
> -static int milkymist_hpdmc_init(SysBusDevice *dev)
> +static void milkymist_hpdmc_realize(DeviceState *dev, Error **errp)
>   {
>       MilkymistHpdmcState *s = MILKYMIST_HPDMC(dev);
>   
>       memory_region_init_io(&s->regs_region, OBJECT(dev), &hpdmc_mmio_ops, s,
>               "milkymist-hpdmc", R_MAX * 4);
> -    sysbus_init_mmio(dev, &s->regs_region);
> -
> -    return 0;
> +    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->regs_region);
>   }
>   
>   static const VMStateDescription vmstate_milkymist_hpdmc = {
> @@ -153,9 +151,8 @@ static const VMStateDescription vmstate_milkymist_hpdmc = {
>   static void milkymist_hpdmc_class_init(ObjectClass *klass, void *data)
>   {
>       DeviceClass *dc = DEVICE_CLASS(klass);
> -    SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
>   
> -    k->init = milkymist_hpdmc_init;
> +    dc->realize = milkymist_hpdmc_realize;
>       dc->reset = milkymist_hpdmc_reset;
>       dc->vmsd = &vmstate_milkymist_hpdmc;
>   }
>