[AMD Official Use Only - Internal Distribution Only] Ping......
-----Original Message----- From: Jiawei <[email protected]> Sent: Monday, April 20, 2020 7:34 PM To: [email protected] Cc: Gu, JiaWei (Will) <[email protected]> Subject: [PATCH] SWDEV-231280 CentOS-AWS Guest driver reload 3 failed with call trace in guest root cause: X enables vblank, but driver skips shutting down vblank during unloading under sriov, which causes kernel call trace solution: move vblank shutdown logic into dce_virtual_crtc_disable() to avoid sriov skip Signed-off-by: Jiawei <[email protected]> --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index 3f739efead61..c02797f2ee7f 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -191,8 +191,9 @@ static void dce_virtual_crtc_disable(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); - dce_virtual_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + drm_crtc_vblank_off(crtc); + amdgpu_crtc->enabled = false; amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; amdgpu_crtc->encoder = NULL; amdgpu_crtc->connector = NULL; -- 2.20.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
