Re: [Qemu-devel] [PATCH 06/25] spapr: introduce a spapr_irq_get_qirq() helper

["Cédric Le Goater" <clg@kaod.org>]

On 11/24/2017 04:18 AM, David Gibson wrote:
> On Thu, Nov 23, 2017 at 02:29:36PM +0100, Cédric Le Goater wrote:
>> xics_get_qirq() is only used by the sPAPR machine. Let's move it there
>> and change its name to reflect its scope. It will be useful for XIVE
>> support which will use its own set of qirqs.
>>
>> Signed-off-by: Cédric Le Goater <clg@kaod.org>
> 
> s/spapr_irq_get_qirq/spapr_qirq/
> 
> for brevity

Sure.
 
> With that change
> 
> Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

Thanks,

C.
 
>> ---
>>  hw/intc/xics.c              | 12 ------------
>>  hw/ppc/spapr.c              | 11 +++++++++++
>>  hw/ppc/spapr_events.c       | 12 +++++-------
>>  hw/ppc/spapr_pci.c          |  2 +-
>>  include/hw/pci-host/spapr.h |  2 +-
>>  include/hw/ppc/spapr.h      |  1 +
>>  include/hw/ppc/spapr_vio.h  |  2 +-
>>  include/hw/ppc/xics.h       |  1 -
>>  8 files changed, 20 insertions(+), 23 deletions(-)
>>
>> diff --git a/hw/intc/xics.c b/hw/intc/xics.c
>> index 0f2e7273bc8f..a78b4dbd033d 100644
>> --- a/hw/intc/xics.c
>> +++ b/hw/intc/xics.c
>> @@ -714,18 +714,6 @@ static const TypeInfo xics_fabric_info = {
>>  /*
>>   * Exported functions
>>   */
>> -qemu_irq xics_get_qirq(XICSFabric *xi, int irq)
>> -{
>> -    XICSFabricClass *xic = XICS_FABRIC_GET_CLASS(xi);
>> -    ICSState *ics = xic->ics_get(xi, irq);
>> -
>> -    if (ics) {
>> -        return ics->qirqs[irq - ics->offset];
>> -    }
>> -
>> -    return NULL;
>> -}
>> -
>>  ICPState *xics_icp_get(XICSFabric *xi, int server)
>>  {
>>      XICSFabricClass *xic = XICS_FABRIC_GET_CLASS(xi);
>> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
>> index 79f38a9ff4e1..5d3325ca3c88 100644
>> --- a/hw/ppc/spapr.c
>> +++ b/hw/ppc/spapr.c
>> @@ -3689,6 +3689,17 @@ void spapr_irq_free(sPAPRMachineState *spapr, int irq, int num)
>>      }
>>  }
>>  
>> +qemu_irq spapr_irq_get_qirq(sPAPRMachineState *spapr, int irq)
>> +{
>> +    ICSState *ics = spapr->ics;
>> +
>> +    if (ics_valid_irq(ics, irq)) {
>> +        return ics->qirqs[irq - ics->offset];
>> +    }
>> +
>> +    return NULL;
>> +}
>> +
>>  static void spapr_pic_print_info(InterruptStatsProvider *obj,
>>                                   Monitor *mon)
>>  {
>> diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c
>> index cead596f3e7a..0427590e9cac 100644
>> --- a/hw/ppc/spapr_events.c
>> +++ b/hw/ppc/spapr_events.c
>> @@ -472,9 +472,8 @@ static void spapr_powerdown_req(Notifier *n, void *opaque)
>>  
>>      rtas_event_log_queue(spapr, entry);
>>  
>> -    qemu_irq_pulse(xics_get_qirq(XICS_FABRIC(spapr),
>> -                                 rtas_event_log_to_irq(spapr,
>> -                                                       RTAS_LOG_TYPE_EPOW)));
>> +    qemu_irq_pulse(spapr_irq_get_qirq(spapr,
>> +                   rtas_event_log_to_irq(spapr, RTAS_LOG_TYPE_EPOW)));
>>  }
>>  
>>  static void spapr_hotplug_req_event(uint8_t hp_id, uint8_t hp_action,
>> @@ -556,9 +555,8 @@ static void spapr_hotplug_req_event(uint8_t hp_id, uint8_t hp_action,
>>  
>>      rtas_event_log_queue(spapr, entry);
>>  
>> -    qemu_irq_pulse(xics_get_qirq(XICS_FABRIC(spapr),
>> -                                 rtas_event_log_to_irq(spapr,
>> -                                                       RTAS_LOG_TYPE_HOTPLUG)));
>> +    qemu_irq_pulse(spapr_irq_get_qirq(spapr,
>> +                   rtas_event_log_to_irq(spapr, RTAS_LOG_TYPE_HOTPLUG)));
>>  }
>>  
>>  void spapr_hotplug_req_add_by_index(sPAPRDRConnector *drc)
>> @@ -678,7 +676,7 @@ static void check_exception(PowerPCCPU *cpu, sPAPRMachineState *spapr,
>>                  spapr_event_sources_get_source(spapr->event_sources, i);
>>  
>>              g_assert(source->enabled);
>> -            qemu_irq_pulse(xics_get_qirq(XICS_FABRIC(spapr), source->irq));
>> +            qemu_irq_pulse(spapr_irq_get_qirq(spapr, source->irq));
>>          }
>>      }
>>  
>> diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
>> index e0ef77a480e5..a02faa12333e 100644
>> --- a/hw/ppc/spapr_pci.c
>> +++ b/hw/ppc/spapr_pci.c
>> @@ -723,7 +723,7 @@ static void spapr_msi_write(void *opaque, hwaddr addr,
>>  
>>      trace_spapr_pci_msi_write(addr, data, irq);
>>  
>> -    qemu_irq_pulse(xics_get_qirq(XICS_FABRIC(spapr), irq));
>> +    qemu_irq_pulse(spapr_irq_get_qirq(spapr, irq));
>>  }
>>  
>>  static const MemoryRegionOps spapr_msi_ops = {
>> diff --git a/include/hw/pci-host/spapr.h b/include/hw/pci-host/spapr.h
>> index 38470b2f0e5c..3059fdd614e6 100644
>> --- a/include/hw/pci-host/spapr.h
>> +++ b/include/hw/pci-host/spapr.h
>> @@ -108,7 +108,7 @@ static inline qemu_irq spapr_phb_lsi_qirq(struct sPAPRPHBState *phb, int pin)
>>  {
>>      sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
>>  
>> -    return xics_get_qirq(XICS_FABRIC(spapr), phb->lsi_table[pin].irq);
>> +    return spapr_irq_get_qirq(spapr, phb->lsi_table[pin].irq);
>>  }
>>  
>>  PCIHostState *spapr_create_phb(sPAPRMachineState *spapr, int index);
>> diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
>> index 7a133f80411a..9a3885593c86 100644
>> --- a/include/hw/ppc/spapr.h
>> +++ b/include/hw/ppc/spapr.h
>> @@ -714,5 +714,6 @@ int spapr_irq_alloc(sPAPRMachineState *spapr, int irq_hint, bool lsi,
>>  int spapr_irq_alloc_block(sPAPRMachineState *spapr, int num, bool lsi,
>>                            bool align, Error **errp);
>>  void spapr_irq_free(sPAPRMachineState *spapr, int irq, int num);
>> +qemu_irq spapr_irq_get_qirq(sPAPRMachineState *spapr, int irq);
>>  
>>  #endif /* HW_SPAPR_H */
>> diff --git a/include/hw/ppc/spapr_vio.h b/include/hw/ppc/spapr_vio.h
>> index 2e9685a5d900..404f1de2c046 100644
>> --- a/include/hw/ppc/spapr_vio.h
>> +++ b/include/hw/ppc/spapr_vio.h
>> @@ -87,7 +87,7 @@ static inline qemu_irq spapr_vio_qirq(VIOsPAPRDevice *dev)
>>  {
>>      sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
>>  
>> -    return xics_get_qirq(XICS_FABRIC(spapr), dev->irq);
>> +    return spapr_irq_get_qirq(spapr, dev->irq);
>>  }
>>  
>>  static inline bool spapr_vio_dma_valid(VIOsPAPRDevice *dev, uint64_t taddr,
>> diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
>> index cea462bc7f3e..2f1f35294e6d 100644
>> --- a/include/hw/ppc/xics.h
>> +++ b/include/hw/ppc/xics.h
>> @@ -183,7 +183,6 @@ typedef struct XICSFabricClass {
>>  
>>  void spapr_dt_xics(int nr_servers, void *fdt, uint32_t phandle);
>>  
>> -qemu_irq xics_get_qirq(XICSFabric *xi, int irq);
>>  ICPState *xics_icp_get(XICSFabric *xi, int server);
>>  
>>  /* Internal XICS interfaces */
>