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/linux/drivers/gpu/drm/xe/
H A Dxe_guc.hdiff 8d490e019b3b8da9cd9986d75b493ac3aa8d3269 Wed May 22 19:01:04 CEST 2024 Rodrigo Vivi <rodrigo.vivi@intel.com> drm/xe: Stop checking for power_lost on D3Cold

GuC reset status is not reliable for this purpose and it is
once in a while ending up in a situation of D3Cold, where
power_reset is false and without the proper memory restoration
the GuC reload and Display will fail to come back from D3Cold.

So, let's do a full restoration of everything if we have a risk
of losing power, without further optimizations.

v2: also remove the gut_in_reset function (Anshuman)

Cc: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240522170105.327472-6-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
H A Dxe_pm.cdiff 8d490e019b3b8da9cd9986d75b493ac3aa8d3269 Wed May 22 19:01:04 CEST 2024 Rodrigo Vivi <rodrigo.vivi@intel.com> drm/xe: Stop checking for power_lost on D3Cold

GuC reset status is not reliable for this purpose and it is
once in a while ending up in a situation of D3Cold, where
power_reset is false and without the proper memory restoration
the GuC reload and Display will fail to come back from D3Cold.

So, let's do a full restoration of everything if we have a risk
of losing power, without further optimizations.

v2: also remove the gut_in_reset function (Anshuman)

Cc: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240522170105.327472-6-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
H A Dxe_guc.cdiff 8d490e019b3b8da9cd9986d75b493ac3aa8d3269 Wed May 22 19:01:04 CEST 2024 Rodrigo Vivi <rodrigo.vivi@intel.com> drm/xe: Stop checking for power_lost on D3Cold

GuC reset status is not reliable for this purpose and it is
once in a while ending up in a situation of D3Cold, where
power_reset is false and without the proper memory restoration
the GuC reload and Display will fail to come back from D3Cold.

So, let's do a full restoration of everything if we have a risk
of losing power, without further optimizations.

v2: also remove the gut_in_reset function (Anshuman)

Cc: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240522170105.327472-6-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
H A Dxe_device_types.hdiff 8d490e019b3b8da9cd9986d75b493ac3aa8d3269 Wed May 22 19:01:04 CEST 2024 Rodrigo Vivi <rodrigo.vivi@intel.com> drm/xe: Stop checking for power_lost on D3Cold

GuC reset status is not reliable for this purpose and it is
once in a while ending up in a situation of D3Cold, where
power_reset is false and without the proper memory restoration
the GuC reload and Display will fail to come back from D3Cold.

So, let's do a full restoration of everything if we have a risk
of losing power, without further optimizations.

v2: also remove the gut_in_reset function (Anshuman)

Cc: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240522170105.327472-6-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>