Reviewed-by: monk liu -----Original Message----- From: amd-gfx [mailto:amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of Xiangliang Yu Sent: Friday, December 02, 2016 2:04 PM To: amd-gfx at lists.freedesktop.org Cc: Yu, Xiangliang <Xiangliang.Yu at amd.com>; Liu, Shaoyun <Shaoyun.Liu at amd.com> Subject: [V2 5/6] drm/amdgpu: Don't touch GFX hw during HW fini For SR-IOV client, driver shouldn't touch the GFX hw during HW fini, otherwise, gfx will fail to start after rebooting guest os. Signed-off-by: shaoyunl <Shaoyun.Liu at amd.com> Signed-off-by: Xiangliang Yu <Xiangliang.Yu at amd.com> --- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index e1b6614..9b8d3fe 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -4828,6 +4828,10 @@ static int gfx_v8_0_hw_fini(void *handle) amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0); amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0); + if (amdgpu_sriov_vf(adev)) { + pr_debug("For SRIOV client, shouldn't do anything.\n"); + return 0; + } gfx_v8_0_cp_enable(adev, false); gfx_v8_0_rlc_stop(adev); gfx_v8_0_cp_compute_fini(adev); -- 2.7.4 _______________________________________________ amd-gfx mailing list amd-gfx at lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
