From 12e8b30186b9682dc7e267ab988652b74abfa081 Mon Sep 17 00:00:00 2001 From: James Zhu Date: Wed, 12 Dec 2018 14:53:12 -0500 Subject: [PATCH] drm/amdgpu/vcn:Scan enc/jpeg fences to init dpg pause new state Scan enc/jpeg fences to init dpg pause new state in begin use. It will help set dpg mode to desire state actively. Signed-off-by: James Zhu Acked-by: Leo Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index e2e42e3fbcf3..dde7bcdede4f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -396,16 +396,26 @@ void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring) if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { struct dpg_pause_state new_state; + unsigned int fences = 0; + unsigned int i; + + for (i = 0; i < adev->vcn.num_enc_rings; ++i) { + fences += amdgpu_fence_count_emitted(&adev->vcn.ring_enc[i]); + } + if (fences) + new_state.fw_based = VCN_DPG_STATE__PAUSE; + else + new_state.fw_based = VCN_DPG_STATE__UNPAUSE; + + if (amdgpu_fence_count_emitted(&adev->vcn.ring_jpeg)) + new_state.jpeg = VCN_DPG_STATE__PAUSE; + else + new_state.jpeg = VCN_DPG_STATE__UNPAUSE; if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) new_state.fw_based = VCN_DPG_STATE__PAUSE; - else - new_state.fw_based = adev->vcn.pause_state.fw_based; - - if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) + else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) new_state.jpeg = VCN_DPG_STATE__PAUSE; - else - new_state.jpeg = adev->vcn.pause_state.jpeg; amdgpu_vcn_pause_dpg_mode(adev, &new_state); }