drm/omap: force runtime PM suspend on system suspend

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Use SET_LATE_SYSTEM_SLEEP_PM_OPS in DSS submodules to force runtime PM
suspend and resume.

We use suspend late version so that omapdrm's system suspend callback is
called first, as that will disable all the display outputs after which
it's safe to force DSS into suspend.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200618095153.611071-1-tomi.valkeinen@ti.com
Acked-by: Tony Lindgren <tony@atomide.com>
Fixes: cef7663003 ("drm/omap: Prepare DSS for probing without legacy platform data")
Cc: stable@vger.kernel.org # v5.7+
Tested-by: Tony Lindgren <tony@atomide.com>

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This commit is contained in:

Tomi Valkeinen 2020-06-18 12:51:52 +03:00

parent a72a6a16d5

commit ecfdedd7da

4 changed files with 4 additions and 0 deletions

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1

drivers/gpu/drm/omapdrm/dss/dispc.c

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drivers/gpu/drm/omapdrm/dss/dsi.c

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drivers/gpu/drm/omapdrm/dss/dss.c

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drivers/gpu/drm/omapdrm/dss/venc.c

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