mirror-linux/drivers/gpu
Anshuman Gupta 3abffee609 drm/i915/dgfx: Enable d3cold at s2idle
commit 2872144aec upstream.

System wide suspend already has support for lmem save/restore during
suspend therefore enabling d3cold for s2idle and keepng it disable for
runtime PM.(Refer below commit for d3cold runtime PM disable justification)
'commit 66eb93e71a ("drm/i915/dgfx: Keep PCI autosuspend control
'on' by default on all dGPU")'

It will reduce the DG2 Card power consumption to ~0 Watt
for s2idle power KPI.

v2:
- Added "Cc: stable@vger.kernel.org".

Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8755
Cc: stable@vger.kernel.org
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Tested-by: Aaron Ma <aaron.ma@canonical.com>
Tested-by: Jianshui Yu <Jianshui.yu@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230816125216.1722002-1-anshuman.gupta@intel.com
(cherry picked from commit 2643e6d1f2)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-08-30 16:11:09 +02:00
..
drm drm/i915/dgfx: Enable d3cold at s2idle 2023-08-30 16:11:09 +02:00
host1x gpu: host1x: Fix memory leak of device names 2023-05-11 23:03:12 +09:00
ipu-v3 gpu: ipu-v3: common: Add of_node_put() for reference returned by of_graph_get_port_by_id() 2023-03-10 09:33:10 +01:00
trace
vga
Makefile