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If issues on runtime_pm resume are seen and the D3cold->D0 transition is suspected to block the device or cause memory corruptions, D3cold can be disabled for confirmation with either: 1. at runtime: echo 0 > /sys/bus/pci/devices//vram_d3cold_threshold 2. at boot: pcie_port_pm=off Upon confirmation of D3Cold related bug, please file a bug to the link below. Link: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/ Reviewed-by: Lucas De Marchi Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/xe/xe_pm.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c index 7b6b754ad6eb..a7ddf45db886 100644 --- a/drivers/gpu/drm/xe/xe_pm.c +++ b/drivers/gpu/drm/xe/xe_pm.c @@ -279,10 +279,6 @@ ALLOW_ERROR_INJECTION(xe_pm_init_early, ERRNO); /* See xe_pci_probe() */ static u32 vram_threshold_value(struct xe_device *xe) { - /* FIXME: D3Cold temporarily disabled by default on BMG */ - if (xe->info.platform == XE_BATTLEMAGE) - return 0; - return DEFAULT_VRAM_THRESHOLD; } -- 2.48.1