mirror of https://gitee.com/openkylin/linux.git
drm/edid: allow certain bogus edids to hit a fixup path rather than fail
Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Cc: stable@kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -707,15 +707,6 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
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mode->vsync_end = mode->vsync_start + vsync_pulse_width;
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mode->vtotal = mode->vdisplay + vblank;
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/* perform the basic check for the detailed timing */
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if (mode->hsync_end > mode->htotal ||
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mode->vsync_end > mode->vtotal) {
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drm_mode_destroy(dev, mode);
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DRM_DEBUG_KMS("Incorrect detailed timing. "
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"Sync is beyond the blank.\n");
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return NULL;
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}
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/* Some EDIDs have bogus h/vtotal values */
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if (mode->hsync_end > mode->htotal)
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mode->htotal = mode->hsync_end + 1;
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