This is the latest version of https://patchwork.freedesktop.org/series/46815/
I moved everything out of fb_helper and back into nouveau, because it seems that other drivers actually do have this handled already as far as I can tell.
Lyude Paul (13): drm/nouveau: Fix bogus drm_kms_helper_poll_enable() placement drm/nouveau: Remove duplicate poll_enable() in pmops_runtime_suspend() drm/nouveau: Remove useless poll_enable() call in switcheroo_set_state() drm/nouveau: Remove useless poll_disable() call in switcheroo_set_state() drm/nouveau: Remove useless poll_enable() call in drm_load() drm/nouveau: Call optimus_dsm functions after nouveau_do_suspend() drm/nouveau: Add missing unroll functions in nouveau_do_suspend() drm/nouveau: Don't ignore nouveau_do_suspend() ret value drm/nouveau: Fix deadlock with fb_helper by inhibiting it's HPD drm/nouveau: Use pm_runtime_get_noresume() in connector_detect() drm/nouveau: Respond to HPDs by probing one conn at a time drm/nouveau: Fix deadlocks in nouveau_connector_detect() drm/nouveau: Call pm_runtime_get_noresume() from hpd handlers
drivers/gpu/drm/nouveau/dispnv50/disp.c | 2 +- drivers/gpu/drm/nouveau/nouveau_connector.c | 60 +++++++++++--- drivers/gpu/drm/nouveau/nouveau_connector.h | 1 + drivers/gpu/drm/nouveau/nouveau_display.c | 55 +++++++++---- drivers/gpu/drm/nouveau/nouveau_drm.c | 23 ++++-- drivers/gpu/drm/nouveau/nouveau_fbcon.c | 90 +++++++++++++++++++++ drivers/gpu/drm/nouveau/nouveau_fbcon.h | 9 +++ drivers/gpu/drm/nouveau/nouveau_vga.c | 2 - 8 files changed, 209 insertions(+), 33 deletions(-)