From fc4981b69c59b8c8ddedf0df47520cb592894c03 Mon Sep 17 00:00:00 2001 From: Lang Yu Date: Mon, 23 Oct 2023 17:04:19 +0800 Subject: [PATCH] drm/amdgpu/vpe: correct queue stop programing Otherwise IB test would fail during GPU reset. Signed-off-by: Lang Yu Reviewed-by: Yifan Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c index 756f39348dd9..174f13eff575 100644 --- a/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c +++ b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c @@ -205,19 +205,21 @@ static int vpe_v6_1_ring_start(struct amdgpu_vpe *vpe) static int vpe_v_6_1_ring_stop(struct amdgpu_vpe *vpe) { struct amdgpu_device *adev = vpe->ring.adev; - uint32_t rb_cntl, ib_cntl; + uint32_t queue_reset; + int ret; - rb_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL)); - rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_ENABLE, 0); - WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL), rb_cntl); + queue_reset = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE_RESET_REQ)); + queue_reset = REG_SET_FIELD(queue_reset, VPEC_QUEUE_RESET_REQ, QUEUE0_RESET, 1); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE_RESET_REQ), queue_reset); - ib_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_IB_CNTL)); - ib_cntl = REG_SET_FIELD(ib_cntl, VPEC_QUEUE0_IB_CNTL, IB_ENABLE, 0); - WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_IB_CNTL), ib_cntl); + ret = SOC15_WAIT_ON_RREG(VPE, 0, regVPEC_QUEUE_RESET_REQ, 0, + VPEC_QUEUE_RESET_REQ__QUEUE0_RESET_MASK); + if (ret) + dev_err(adev->dev, "VPE queue reset failed\n"); vpe->ring.sched.ready = false; - return 0; + return ret; } static int vpe_v6_1_set_trap_irq_state(struct amdgpu_device *adev,