drm/xe/pm: Add pci d3cold_capable support

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Adding pci d3cold_capable check in order to initialize
d3cold_allowed as false statically.
It avoids vram save/restore latency during runtime
suspend/resume

v2:
- Added else block to xe_pci_runtime_idle. [Rodrigo]

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230718080703.239343-2-anshuman.gupta@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

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Anshuman Gupta 2023-07-18 13:36:59 +05:30 • committed by Rodrigo Vivi

parent 1737785ae5

commit ac0be3b5b2

4 changed files with 43 additions and 12 deletions

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3

drivers/gpu/drm/xe/xe_device_types.h

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29

drivers/gpu/drm/xe/xe_pci.c

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22

drivers/gpu/drm/xe/xe_pm.c

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1

drivers/gpu/drm/xe/xe_pm.h

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