Re: [PATCH 05/12] hw/i2c/smbus_ich9: Inline ich9_smb_init() and remove it

[Corey Minyard <minyard@acm.org>]

On Mon, Feb 13, 2023 at 06:30:26PM +0100, Bernhard Beschow wrote:
> ich9_smb_init() is a legacy init function, so modernize the code.
> 
> Note that the smb_io_base parameter was unused.

Acked-by: Corey Minyard <cminyard@mvista.com>

> 
> Signed-off-by: Bernhard Beschow <shentey@gmail.com>
> ---
>  include/hw/i386/ich9.h |  1 -
>  hw/i2c/smbus_ich9.c    | 13 +++----------
>  hw/i386/pc_q35.c       | 11 ++++++++---
>  3 files changed, 11 insertions(+), 14 deletions(-)
> 
> diff --git a/include/hw/i386/ich9.h b/include/hw/i386/ich9.h
> index 05464f6965..52ea116f44 100644
> --- a/include/hw/i386/ich9.h
> +++ b/include/hw/i386/ich9.h
> @@ -9,7 +9,6 @@
>  #include "qom/object.h"
>  
>  void ich9_lpc_pm_init(PCIDevice *pci_lpc, bool smm_enabled);
> -I2CBus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base);
>  
>  void ich9_generate_smi(void);
>  
> diff --git a/hw/i2c/smbus_ich9.c b/hw/i2c/smbus_ich9.c
> index d29c0f6ffa..f0dd3cb147 100644
> --- a/hw/i2c/smbus_ich9.c
> +++ b/hw/i2c/smbus_ich9.c
> @@ -105,6 +105,9 @@ static void ich9_smbus_realize(PCIDevice *d, Error **errp)
>      pm_smbus_init(&d->qdev, &s->smb, false);
>      pci_register_bar(d, ICH9_SMB_SMB_BASE_BAR, PCI_BASE_ADDRESS_SPACE_IO,
>                       &s->smb.io);
> +
> +    s->smb.set_irq = ich9_smb_set_irq;
> +    s->smb.opaque = s;
>  }
>  
>  static void build_ich9_smb_aml(AcpiDevAmlIf *adev, Aml *scope)
> @@ -137,16 +140,6 @@ static void ich9_smb_class_init(ObjectClass *klass, void *data)
>      adevc->build_dev_aml = build_ich9_smb_aml;
>  }
>  
> -I2CBus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base)
> -{
> -    PCIDevice *d =
> -        pci_create_simple_multifunction(bus, devfn, true, TYPE_ICH9_SMB_DEVICE);
> -    ICH9SMBState *s = ICH9_SMB_DEVICE(d);
> -    s->smb.set_irq = ich9_smb_set_irq;
> -    s->smb.opaque = s;
> -    return s->smb.smbus;
> -}
> -
>  static const TypeInfo ich9_smb_info = {
>      .name   = TYPE_ICH9_SMB_DEVICE,
>      .parent = TYPE_PCI_DEVICE,
> diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
> index 4af8474f31..85ba8ed951 100644
> --- a/hw/i386/pc_q35.c
> +++ b/hw/i386/pc_q35.c
> @@ -316,10 +316,15 @@ static void pc_q35_init(MachineState *machine)
>      }
>  
>      if (pcms->smbus_enabled) {
> +        PCIDevice *smb;
> +
>          /* TODO: Populate SPD eeprom data.  */
> -        pcms->smbus = ich9_smb_init(host_bus,
> -                                    PCI_DEVFN(ICH9_SMB_DEV, ICH9_SMB_FUNC),
> -                                    0xb100);
> +        smb = pci_create_simple_multifunction(host_bus,
> +                                              PCI_DEVFN(ICH9_SMB_DEV,
> +                                                        ICH9_SMB_FUNC),
> +                                              true, TYPE_ICH9_SMB_DEVICE);
> +        pcms->smbus = I2C_BUS(qdev_get_child_bus(DEVICE(smb), "i2c"));
> +
>          smbus_eeprom_init(pcms->smbus, 8, NULL, 0);
>      }
>  
> -- 
> 2.39.1
> 
>