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MLK-21491 serial: imx: add pm_qos to interact with cpu idle
authorFugang Duan <fugang.duan@nxp.com>
Wed, 17 Apr 2019 12:44:44 +0000 (20:44 +0800)
committerFugang Duan <fugang.duan@nxp.com>
Thu, 18 Apr 2019 09:07:59 +0000 (17:07 +0800)
commitb5ceb944e647082c5515f92b79465661a11aac51
treea422d5ed01beaea93351d0b1418e94dbc31d9667tree
parent9d34ebb725b192c436a1ce4490b43d0bd21eddc3commit | diff
MLK-21491 serial: imx: add pm_qos to interact with cpu idle

Add pm_qos to prevent cpuidle from entering low level idles
for uart DMA mode when the uart port is active.

Reviewed-by: Richard Zhu <hongxing.zhu@nxp.com>
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
drivers/tty/serial/imx.c diff | blob | history