From: Haowei Zheng zhenghaowei@loongson.cn
LoongArch inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/IAZ38J
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After this, capable of supporting up to eight chips.
Signed-off-by: Haowei Zheng zhenghaowei@loongson.cn --- arch/loongarch/include/asm/irq.h | 4 ++-- drivers/acpi/pci_mcfg.c | 13 +++++++++++++ 2 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/arch/loongarch/include/asm/irq.h b/arch/loongarch/include/asm/irq.h index 79f4c834ffe8..b65f8ffc6a0e 100644 --- a/arch/loongarch/include/asm/irq.h +++ b/arch/loongarch/include/asm/irq.h @@ -43,8 +43,8 @@ void spurious_interrupt(void); extern bool arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu);
-#define MAX_IO_PICS 2 -#define NR_IRQS (64 + (256 * MAX_IO_PICS)) +#define MAX_IO_PICS 16 +#define NR_IRQS (64 + NR_VECTORS * (NR_CPUS + MAX_IO_PICS))
struct acpi_vector_group { int node; diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c index 8c04e71ac544..70ceb6905c0a 100644 --- a/drivers/acpi/pci_mcfg.c +++ b/drivers/acpi/pci_mcfg.c @@ -185,6 +185,19 @@ static struct mcfg_fixup mcfg_quirks[] = { LOONGSON_ECAM_MCFG("LOONGSON", 0), LOONGSON_ECAM_MCFG("\0", 1), LOONGSON_ECAM_MCFG("LOONGSON", 1), + LOONGSON_ECAM_MCFG("\0", 2), + LOONGSON_ECAM_MCFG("LOONGSON", 2), + LOONGSON_ECAM_MCFG("\0", 3), + LOONGSON_ECAM_MCFG("LOONGSON", 3), + LOONGSON_ECAM_MCFG("\0", 4), + LOONGSON_ECAM_MCFG("LOONGSON", 4), + LOONGSON_ECAM_MCFG("\0", 5), + LOONGSON_ECAM_MCFG("LOONGSON", 5), + LOONGSON_ECAM_MCFG("\0", 6), + LOONGSON_ECAM_MCFG("LOONGSON", 6), + LOONGSON_ECAM_MCFG("\0", 7), + LOONGSON_ECAM_MCFG("LOONGSON", 7), + #endif /* LOONGARCH */
#ifdef CONFIG_SW64