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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-11-15 17:45:04 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2018-01-29 21:45:29 +0200 |
| commit | b7245cc536b95167d67b53e27adff964400045f1 (patch) | |
| tree | 5d3fd5ad71928f825c50b6e0b9d905781dd0768e /include/drm/drm_modes.h | |
| parent | 538af6cbdf9df485dc0ef43817d4195f11b4e9ac (diff) | |
| download | blackbird-obmc-linux-b7245cc536b95167d67b53e27adff964400045f1.tar.gz blackbird-obmc-linux-b7245cc536b95167d67b53e27adff964400045f1.zip | |
drm/uapi: Deprecate nonsense kms mode types
BUILTIN, CRTC_C, CLOCK_C, and DEFULT mode types are unused. Let's
refuse to generate them or accept them from userspace either. A
cursory check didn't reveal any userspace code that would depend
on these.
v2: Recommend DRIVER instead of BUILTIN (ajax)
Cc: Jose Abreu <Jose.Abreu@synopsys.com>
Cc: Adam Jackson <ajax@redhat.com>
Cc: Keith Packard <keithp@keithp.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171115154504.14338-1-ville.syrjala@linux.intel.com
Reviewed-by: Jose Abreu <joabreu@synopsys.com>
Diffstat (limited to 'include/drm/drm_modes.h')
| -rw-r--r-- | include/drm/drm_modes.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index 99dd815269e9..71cbb10e22dc 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -242,8 +242,6 @@ struct drm_display_mode { * A bitmask of flags, mostly about the source of a mode. Possible flags * are: * - * - DRM_MODE_TYPE_BUILTIN: Meant for hard-coded modes, effectively - * unused. * - DRM_MODE_TYPE_PREFERRED: Preferred mode, usually the native * resolution of an LCD panel. There should only be one preferred * mode per connector at any given time. @@ -253,8 +251,11 @@ struct drm_display_mode { * - DRM_MODE_TYPE_USERDEF: Mode defined via kernel command line * * Plus a big list of flags which shouldn't be used at all, but are - * still around since these flags are also used in the userspace ABI: + * still around since these flags are also used in the userspace ABI. + * We no longer accept modes with these types though: * + * - DRM_MODE_TYPE_BUILTIN: Meant for hard-coded modes, unused. + * Use DRM_MODE_TYPE_DRIVER instead. * - DRM_MODE_TYPE_DEFAULT: Again a leftover, use * DRM_MODE_TYPE_PREFERRED instead. * - DRM_MODE_TYPE_CLOCK_C and DRM_MODE_TYPE_CRTC_C: Define leftovers |
