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/linux/drivers/gpu/drm/i915/display/ |
H A D | intel_display_power.h | diff caacfe31d64d78089387c51e80b96634d7e12550 Fri Jun 16 20:51:03 CEST 2023 Imre Deak <imre.deak@intel.com> drm/i915: Add way to specify the power-off delay of a display power domain
Add support for specifying a delay different than the current 100 ms default for powering off a display power domain. This is needed by the next patch which delays re-enabling DC states during modesets to avoid the off->on->off toggling overhead of the DC_off power well, but does this using a < 100 ms delay for a better utilization of DC power saving states.
Reviewed-by: Jouni Högander <jouni.hogander@intel.com> Signed-off-by: Imre Deak <imre.deak@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230616185104.2502003-3-imre.deak@intel.com
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H A D | intel_display_power.c | diff caacfe31d64d78089387c51e80b96634d7e12550 Fri Jun 16 20:51:03 CEST 2023 Imre Deak <imre.deak@intel.com> drm/i915: Add way to specify the power-off delay of a display power domain
Add support for specifying a delay different than the current 100 ms default for powering off a display power domain. This is needed by the next patch which delays re-enabling DC states during modesets to avoid the off->on->off toggling overhead of the DC_off power well, but does this using a < 100 ms delay for a better utilization of DC power saving states.
Reviewed-by: Jouni Högander <jouni.hogander@intel.com> Signed-off-by: Imre Deak <imre.deak@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230616185104.2502003-3-imre.deak@intel.com
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