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* [PATCH 0/8] drm: fix .get_modes() return values
@ 2024-03-08 16:03 Jani Nikula
  2024-03-08 16:03 ` [PATCH 1/8] drm/probe-helper: warn about negative .get_modes() Jani Nikula
                   ` (12 more replies)
  0 siblings, 13 replies; 21+ messages in thread
From: Jani Nikula @ 2024-03-08 16:03 UTC (permalink / raw)
  To: dri-devel; +Cc: intel-gfx, jani.nikula

The drm_connector_helper_funcs .get_modes() hooks are not supposed to
return negative error codes. Some do, but they're not checked, and could
lead to mysterious errors. Fix this all over the place.

BR,
Jani.

Jani Nikula (8):
  drm/probe-helper: warn about negative .get_modes()
  drm/panel: do not return negative error codes from
    drm_panel_get_modes()
  drm/exynos: do not return negative values from .get_modes()
  drm/bridge: lt8912b: do not return negative values from .get_modes()
  drm/imx/ipuv3: do not return negative values from .get_modes()
  drm/vc4: hdmi: do not return negative values from .get_modes()
  drm/bridge: lt9611uxc: use int for holding number of modes
  drm/exynos: simplify the return value handling in
    exynos_dp_get_modes()

 drivers/gpu/drm/bridge/lontium-lt8912b.c     | 16 +++++++---------
 drivers/gpu/drm/bridge/lontium-lt9611uxc.c   |  2 +-
 drivers/gpu/drm/drm_panel.c                  | 17 +++++++++++------
 drivers/gpu/drm/drm_probe_helper.c           |  7 +++++++
 drivers/gpu/drm/exynos/exynos_dp.c           |  7 +++----
 drivers/gpu/drm/exynos/exynos_drm_vidi.c     |  4 ++--
 drivers/gpu/drm/exynos/exynos_hdmi.c         |  4 ++--
 drivers/gpu/drm/imx/ipuv3/parallel-display.c |  4 ++--
 drivers/gpu/drm/vc4/vc4_hdmi.c               |  2 +-
 include/drm/drm_modeset_helper_vtables.h     |  3 ++-
 10 files changed, 38 insertions(+), 28 deletions(-)

-- 
2.39.2


^ permalink raw reply	[flat|nested] 21+ messages in thread

end of thread, other threads:[~2024-03-13 11:48 UTC | newest]

Thread overview: 21+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2024-03-08 16:03 [PATCH 0/8] drm: fix .get_modes() return values Jani Nikula
2024-03-08 16:03 ` [PATCH 1/8] drm/probe-helper: warn about negative .get_modes() Jani Nikula
2024-03-08 16:03 ` [PATCH 2/8] drm/panel: do not return negative error codes from drm_panel_get_modes() Jani Nikula
2024-03-08 16:52   ` Jessica Zhang
2024-03-11  8:23   ` Neil Armstrong
2024-03-08 16:03 ` [PATCH 3/8] drm/exynos: do not return negative values from .get_modes() Jani Nikula
2024-03-08 16:03 ` [PATCH 4/8] drm/bridge: lt8912b: " Jani Nikula
2024-03-08 16:03 ` [PATCH 5/8] drm/imx/ipuv3: " Jani Nikula
2024-03-08 16:41   ` Philipp Zabel
2024-03-08 16:03 ` [PATCH 6/8] drm/vc4: hdmi: " Jani Nikula
2024-03-08 16:06   ` Maxime Ripard
2024-03-08 16:03 ` [PATCH 7/8] drm/bridge: lt9611uxc: use int for holding number of modes Jani Nikula
2024-03-11  8:28   ` Neil Armstrong
2024-03-11  9:18   ` Dmitry Baryshkov
2024-03-08 16:03 ` [PATCH 8/8] drm/exynos: simplify the return value handling in exynos_dp_get_modes() Jani Nikula
2024-03-08 16:24 ` [PATCH 0/8] drm: fix .get_modes() return values Thomas Zimmermann
2024-03-13 11:47   ` Jani Nikula
2024-03-08 18:25 ` ✗ Fi.CI.SPARSE: warning for " Patchwork
2024-03-08 18:30 ` ✗ Fi.CI.BAT: failure " Patchwork
2024-03-12  0:28 ` ✗ Fi.CI.SPARSE: warning for drm: fix .get_modes() return values (rev2) Patchwork
2024-03-12  0:45 ` ✗ Fi.CI.BAT: failure " Patchwork

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