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drm/modes: Move 3D stereo flag check into drm_mode_validate_basic()

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Currently we don't sanity check the 3D stereo flags for modes filled out
by the kernel. Move the check from drm_mode_convert_umode() into
drm_mode_validate_basic() so that we get the same check going both ways.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171114183258.16976-2-ville.syrjala@linux.intel.com
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ville Syrjälä 2017-11-14 20:32:49 +02:00
parent 2a8d3eac3d
commit 064a3e6e8e
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/drm_modes.c
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@ -1036,6 +1036,9 @@ EXPORT_SYMBOL(drm_mode_equal_no_clocks_no_stereo);
enum drm_mode_status
drm_mode_validate_basic(const struct drm_display_mode *mode)
{
if ((mode->flags & DRM_MODE_FLAG_3D_MASK) > DRM_MODE_FLAG_3D_MAX)
return MODE_BAD;
if (mode->clock == 0)
return MODE_CLOCK_LOW;
@ -1574,9 +1577,6 @@ int drm_mode_convert_umode(struct drm_display_mode *out,
goto out;
}
if ((in->flags & DRM_MODE_FLAG_3D_MASK) > DRM_MODE_FLAG_3D_MAX)
goto out;
out->clock = in->clock;
out->hdisplay = in->hdisplay;
out->hsync_start = in->hsync_start;