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ppc/pnv: Introduce pnv_chip_foreach_cpu() 

This helper routine uses the machine definition, sockets, cores and
threads, to loop on all CPUs of the machine. Replace CPU_FOREACH()
with it.

Signed-off-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240424093048.180966-1-clg@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Cédric Le Goater 2024-04-24 11:30:48 +02:00 committed by Philippe Mathieu-Daudé
parent 795eaa62fa
commit 80ce0d5874
1 changed files with 37 additions and 13 deletions
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50
hw/ppc/pnv.c
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@ -2261,6 +2261,21 @@ PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir)
return NULL;
}
static void pnv_chip_foreach_cpu(PnvChip *chip,
void (*fn)(PnvChip *chip, PowerPCCPU *cpu, void *opaque),
void *opaque)
{
int i, j;
for (i = 0; i < chip->nr_cores; i++) {
PnvCore *pc = chip->cores[i];
for (j = 0; j < CPU_CORE(pc)->nr_threads; j++) {
fn(chip, pc->threads[j], opaque);
}
}
}
static ICSState *pnv_ics_get(XICSFabric *xi, int irq)
{
PnvMachineState *pnv = PNV_MACHINE(xi);
@ -2329,22 +2344,25 @@ static ICPState *pnv_icp_get(XICSFabric *xi, int pir)
return cpu ? ICP(pnv_cpu_state(cpu)->intc) : NULL;
}
static void pnv_pic_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
void *opaque)
{
PNV_CHIP_GET_CLASS(chip)->intc_print_info(chip, cpu, opaque);
}
static void pnv_pic_print_info(InterruptStatsProvider *obj, GString *buf)
{
PnvMachineState *pnv = PNV_MACHINE(obj);
int i;
CPUState *cs;
CPU_FOREACH(cs) {
PowerPCCPU *cpu = POWERPC_CPU(cs);
/* XXX: loop on each chip/core/thread instead of CPU_FOREACH() */
PNV_CHIP_GET_CLASS(pnv->chips[0])->intc_print_info(pnv->chips[0], cpu,
buf);
}
for (i = 0; i < pnv->num_chips; i++) {
PNV_CHIP_GET_CLASS(pnv->chips[i])->pic_print_info(pnv->chips[i], buf);
PnvChip *chip = pnv->chips[i];
/* First CPU presenters */
pnv_chip_foreach_cpu(chip, pnv_pic_intc_print_info, buf);
/* Then other devices, PHB, PSI, XIVE */
PNV_CHIP_GET_CLASS(chip)->pic_print_info(chip, buf);
}
}
@ -2545,12 +2563,18 @@ static void pnv_cpu_do_nmi_on_cpu(CPUState *cs, run_on_cpu_data arg)
}
}
static void pnv_cpu_do_nmi(PnvChip *chip, PowerPCCPU *cpu, void *opaque)
{
async_run_on_cpu(CPU(cpu), pnv_cpu_do_nmi_on_cpu, RUN_ON_CPU_NULL);
}
static void pnv_nmi(NMIState *n, int cpu_index, Error **errp)
{
CPUState *cs;
PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine());
int i;
CPU_FOREACH(cs) {
async_run_on_cpu(cs, pnv_cpu_do_nmi_on_cpu, RUN_ON_CPU_NULL);
for (i = 0; i < pnv->num_chips; i++) {
pnv_chip_foreach_cpu(pnv->chips[i], pnv_cpu_do_nmi, NULL);
}
}