[PATCH] drm/vc4: Add runtime PM support to the HDMI encoder driver
eric at anholt.net
Fri Apr 14 18:20:52 UTC 2017
Boris Brezillon <boris.brezillon at free-electrons.com> writes:
> The HDMI driver is currently enabling all clks and probe time and keep
> the power-domain connected to the HDMI encoder enabled.
How about "The HDMI driver is currently enabling all clocks at probe
time and keeps the power domain..."?
> Move all activation code to vc4_hdmi_encoder_enable() and make sure
> the clks and power domain are released when the HDMI encoder is not used
> by adding deactivation steps in vc4_hdmi_encoder_disable().
> Note that the sequencing imposed by the IP requires that we move
> vc4_hdmi_encoder_mode_set() code into vc4_hdmi_encoder_enable().
I'm quite happy to see _mode_set() gone.
I'm hoping to go through a bunch of mode switching testing with this
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