Commits
Emily Deng committed 526c654a8a0
drm/amdgpu/display: Fix reload driver error Issue: Will have follow error when reload driver: [ 3986.567739] sysfs: cannot create duplicate filename '/devices/pci0000:00/0000:00:07.0/drm_dp_aux_dev' [ 3986.567743] CPU: 6 PID: 1767 Comm: modprobe Tainted: G OE 5.0.0-rc1-custom #1 [ 3986.567745] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Ubuntu-1.8.2-1ubuntu1 04/01/2014 [ 3986.567746] Call Trace: ...... [ 3986.567808] drm_dp_aux_register_devnode+0xdc/0x140 [drm_kms_helper] ...... [ 3986.569081] kobject_add_internal failed for drm_dp_aux_dev with -EEXIST, don't try to register things with the same name in the same directory. Reproduce sequences: 1.modprobe amdgpu 2.modprobe -r amdgpu 3.modprobe amdgpu Root cause: When unload driver, it doesn't unregister aux. v2: Don't use has_aux Signed-off-by: Emily Deng <Emily.Deng@amd.com> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>