The patch below does not apply to the 5.9-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From f1bcddffe46b349a82445a8d9efd5f5fcb72557f Mon Sep 17 00:00:00 2001

From: Andrey Grodzovsky andrey.grodzovsky@amd.com Date: Fri, 16 Oct 2020 10:50:44 -0400 Subject: [PATCH] drm/amd/psp: Fix sysfs: cannot create duplicate filename

psp sysfs not cleaned up on driver unload for sienna_cichlid

Fixes: ce87c98db428e7 ("drm/amdgpu: Include sienna_cichlid in USBC PD FW support.") Signed-off-by: Andrey Grodzovsky andrey.grodzovsky@amd.com Reviewed-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org # 5.9.x

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index a9cae6d943c4..96a9699f87ba 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -208,7 +208,8 @@ static int psp_sw_fini(void *handle) adev->psp.ta_fw = NULL; }

- if (adev->asic_type == CHIP_NAVI10) + if (adev->asic_type == CHIP_NAVI10 || + adev->asic_type == CHIP_SIENNA_CICHLID) psp_sysfs_fini(adev);

return 0;