drm-misc-fixes for v6.1-rc6:
- Fix error handling in vc4_atomic_commit_tail()
- Set bpc for logictechno panels.
- Fix potential memory leak in drm_dev_init()
- Fix potential null-ptr-deref in drm_vblank_destroy_worker()
- Set lima's clkname corrrectly when regulator is missing.
- Small amdgpu fix to gang submission.
- Revert hiding unregistered connectors from userspace, as it breaks on DP-MST.
- Add workaround for DP++ dual mode adaptors that don't support
  i2c subaddressing.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c7d02936-c550-199b-6cb7-cbf6cf104e4a@linux.intel.com