[v2] fixed mediatek-cpufreq has multi policy concurrency issue

[PATCH v2 0/4] fixed mediatek-cpufreq has multi policy concurrency issue

Mark Tseng posted 4 patches 3 weeks ago

Diff against v1
Download series mbox

drivers/cpufreq/mediatek-cpufreq.c | 65 ++++++++++++++++++++++--------
1 file changed, 49 insertions(+), 16 deletions(-)

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[PATCH v2 0/4] fixed mediatek-cpufreq has multi policy concurrency issue

Posted by Mark Tseng 3 weeks ago

For multi cluster SoC, the cpufreq->target_index() is re-enter function
for each policy to change CPU frequency. In the cirtical session must
use glocal mutex lock to avoid get wrong OPP.

Changes since v1:
	  - seperate more patch for detail change.

Mark Tseng (4):
  cpufreq: mediatek: CCI support SoC , the transition_delay set to 10 ms
  cpufreq: mediatek: using global lock avoid race condition
  cpufreq: mediatek: Add CPUFREQ_ASYNC_NOTIFICATION flag
  cpufreq: mediatek: data safety protect

 drivers/cpufreq/mediatek-cpufreq.c | 65 ++++++++++++++++++++++--------
 1 file changed, 49 insertions(+), 16 deletions(-)

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2.45.2