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cpufreq: amd-pstate: Add fast switch function for AMD P-State
authorHuang Rui <ray.huang@amd.com>
Fri, 24 Dec 2021 01:05:01 +0000 (09:05 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Thu, 30 Dec 2021 17:51:39 +0000 (18:51 +0100)
commit1d215f0319c20662b701692a2fafc7b3b8a58ae1
treebe13756061bce94291f2a53ec6f959b614233ecbtree
parentec437d71db77a181227bf6d0ac9d4a80e58ecf0fcommit | diff
cpufreq: amd-pstate: Add fast switch function for AMD P-State

Introduce the fast switch function for AMD P-State on the AMD processors
which support the full MSR register control. It's able to decrease the
latency on interrupt context.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/cpufreq/amd-pstate.c diff | blob | history
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