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[0/2] drm/panic: Allows to run with fbcon

Message ID 20240422155811.83648-1-jfalempe@redhat.com (mailing list archive)
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Series drm/panic: Allows to run with fbcon | expand

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Jocelyn Falempe April 22, 2024, 3:57 p.m. UTC
fbcon and drm_panic cannot be built together because they both write
to the screen when a panic occurs, leading to a corrupted panic image.
With this 2 patches, drm_panic will disable the fbdev output before
writing the panic screen, so only drm_panic screen will be shown.

Jocelyn Falempe (2):
  drm/fb-helper: Add drm_fb_helper_emergency_disable
  drm/panic: Allows to run with fbcon

 drivers/gpu/drm/Kconfig         |  2 +-
 drivers/gpu/drm/drm_fb_helper.c | 17 +++++++++++++++++
 drivers/gpu/drm/drm_panic.c     |  4 ++++
 include/drm/drm_fb_helper.h     |  5 +++++
 4 files changed, 27 insertions(+), 1 deletion(-)


base-commit: 105aa4c65b76c3a344ca89a2d2dc96c84cca557f