diff options
Diffstat (limited to 'drivers/platform/x86/intel_ips.c')
| -rw-r--r-- | drivers/platform/x86/intel_ips.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c index 85c8ad43c0c5..5ffe7c398148 100644 --- a/drivers/platform/x86/intel_ips.c +++ b/drivers/platform/x86/intel_ips.c @@ -344,6 +344,19 @@ struct ips_driver { static bool ips_gpu_turbo_enabled(struct ips_driver *ips); +#ifndef readq +static inline __u64 readq(const volatile void __iomem *addr) +{ + const volatile u32 __iomem *p = addr; + u32 low, high; + + low = readl(p); + high = readl(p + 1); + + return low + ((u64)high << 32); +} +#endif + /** * ips_cpu_busy - is CPU busy? * @ips: IPS driver struct |