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ppc/spapr: Cleanup MSI IRQ number handling

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Now that spapr_irq_nr_msis() returns a constant value,
lets replace it with a macro.
Ref: https://lore.kernel.org/qemu-devel/bf149815-9782-4964-953d-73658b1043c9@linux.ibm.com/

Suggested-by: Chinmay Rath <rathc@linux.ibm.com>
Signed-off-by: Yogesh Vyas <yvyas1991@gmail.com>
Reviewed-by: Chinmay Rath <rathc@linux.ibm.com>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
Link: https://lore.kernel.org/r/20251026074852.53691-1-yvyas1991@gmail.com
Message-ID: <20251026074852.53691-1-yvyas1991@gmail.com>
This commit is contained in:
Yoges Vyas
2025-10-30 12:45:32 +05:30
committed by Harsh Prateek Bora
parent 984432c505
commit 552e329910
3 changed files with 3 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
hw/ppc/spapr_irq.c
+1 -6
View File
@@ -33,7 +33,7 @@ static const TypeInfo spapr_intc_info = {
static void spapr_irq_msi_init(SpaprMachineState *spapr)
{
spapr->irq_map_nr = spapr_irq_nr_msis(spapr);
spapr->irq_map_nr = SPAPR_IRQ_NR_MSIS;
spapr->irq_map = bitmap_new(spapr->irq_map_nr);
}
@@ -277,11 +277,6 @@ void spapr_irq_dt(SpaprMachineState *spapr, uint32_t nr_servers,
sicc->dt(spapr->active_intc, nr_servers, fdt, phandle);
}
uint32_t spapr_irq_nr_msis(SpaprMachineState *spapr)
{
return SPAPR_NR_XIRQS + SPAPR_XIRQ_BASE - SPAPR_IRQ_MSI;
}
void spapr_irq_init(SpaprMachineState *spapr, Error **errp)
{
if (kvm_enabled() && kvm_kernel_irqchip_split()) {
hw/ppc/spapr_pci.c
+1 -1
View File
@@ -2279,7 +2279,7 @@ int spapr_dt_phb(SpaprMachineState *spapr, SpaprPhbState *phb,
_FDT(fdt_setprop(fdt, bus_off, "reg", &bus_reg, sizeof(bus_reg)));
_FDT(fdt_setprop_cell(fdt, bus_off, "ibm,pci-config-space-type", 0x1));
_FDT(fdt_setprop_cell(fdt, bus_off, "ibm,pe-total-#msi",
spapr_irq_nr_msis(spapr)));
SPAPR_IRQ_NR_MSIS));
/* Dynamic DMA window */
if (phb->ddw_enabled) {
include/hw/ppc/spapr_irq.h
+1 -1
View File
@@ -40,6 +40,7 @@
#define SPAPR_IRQ_MSI (SPAPR_XIRQ_BASE + 0x0300)
#define SPAPR_NR_XIRQS 0x1000
#define SPAPR_IRQ_NR_MSIS (SPAPR_XIRQ_BASE + SPAPR_NR_XIRQS - SPAPR_IRQ_MSI)
struct SpaprMachineState;
@@ -89,7 +90,6 @@ void spapr_irq_print_info(struct SpaprMachineState *spapr, GString *buf);
void spapr_irq_dt(struct SpaprMachineState *spapr, uint32_t nr_servers,
void *fdt, uint32_t phandle);
uint32_t spapr_irq_nr_msis(struct SpaprMachineState *spapr);
int spapr_irq_msi_alloc(struct SpaprMachineState *spapr, uint32_t num, bool align,
Error **errp);
void spapr_irq_msi_free(struct SpaprMachineState *spapr, int irq, uint32_t num);