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Add ATA power mode support to camcontrol

Description

Add ATA power mode support to camcontrol

Add the ability to report ATA device power mode with the cmmand 'powermode'
to compliment the existing ability to set it using idle, standby and sleep
commands.

MFC after: 2 weeks
Sponsored by: Multiplay

Details

Provenance
smhAuthored on Apr 23 2019, 7:46 AM
Parents
rGc591d46ee9d2: This patch offers a workaround to buf_ring reordering
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