diff options
| author | Yunhui Cui <cuiyunhui@bytedance.com> | 2025-09-23 09:54:09 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-10-22 08:10:57 +0200 |
| commit | 6d0ef68955d30be1e218caf160ec32eec23ebc6e (patch) | |
| tree | 1add07955881698debd04143db1deb089142bb2a /arch/arm64/include/asm/topology.h | |
| parent | cebd22dd3a0ac76e0e1f2f369bba710bc6b1dc66 (diff) | |
arch_topology: move parse_acpi_topology() to common code
Currently, RISC-V lacks arch-specific registers for CPU topology
properties and must get them from ACPI. Thus, parse_acpi_topology()
is moved from arm64/ to drivers/ for RISC-V reuse.
Signed-off-by: Yunhui Cui <cuiyunhui@bytedance.com>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Link: https://patch.msgid.link/20250923015409.15983-2-cuiyunhui@bytedance.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64/include/asm/topology.h')
| -rw-r--r-- | arch/arm64/include/asm/topology.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/topology.h b/arch/arm64/include/asm/topology.h index 341174bf9106..b9eaf4ad7085 100644 --- a/arch/arm64/include/asm/topology.h +++ b/arch/arm64/include/asm/topology.h @@ -36,6 +36,9 @@ void update_freq_counters_refs(void); #define arch_scale_hw_pressure topology_get_hw_pressure #define arch_update_hw_pressure topology_update_hw_pressure +#undef arch_cpu_is_threaded +#define arch_cpu_is_threaded() (read_cpuid_mpidr() & MPIDR_MT_BITMASK) + #include <asm-generic/topology.h> #endif /* _ASM_ARM_TOPOLOGY_H */ |