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(parent: cc5fd16) | patch
media: platform: Improve power on and power off flow
authorXia Jiang <xia.jiang@mediatek.com>
Fri, 14 Aug 2020 07:11:38 +0000 (09:11 +0200)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Fri, 28 Aug 2020 13:19:31 +0000 (15:19 +0200)
commit5827e4b14ee7882acc6d618c12ddf4966bbd780f
treea53a5f057dc2e7ce53d4a1b93616b6980c07defetree | snapshot
parentcc5fd1668f5fdddce4f367ec10514674a01fe09ccommit | diff
media: platform: Improve power on and power off flow

Call pm_runtime_get_sync() before starting a frame and then
pm_runtime_put() after completing it. This can save power for the time
between processing two frames.

Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c diff | blob | history
Domain: System / Kernel;