From 814d81ba619a5a26e3f90770767bb29d3c5de682 Mon Sep 17 00:00:00 2001
From: James Zhu <James.Zhu@amd.com>
Date: Mon, 20 Jan 2020 15:43:04 -0500
Subject: drm/amdgpu/vcn: Share vcn_v2_0_dec_ring_test_ring to vcn2.5
Git-commit: b6501217265f770957548eec818f6c08aa1ef6a1
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322

Share vcn_v2_0_dec_ring_test_ring to vcn2.5 to support
vcn software ring.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c | 2 +-
 drivers/gpu/drm/amd/amdgpu/vcn_v2_0.h | 1 +
 drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c | 2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
index b8dc136d2a01..4f7216788f11 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
@@ -1624,7 +1624,7 @@ static int vcn_v2_0_process_interrupt(struct amdgpu_device *adev,
 	return 0;
 }
 
-static int vcn_v2_0_dec_ring_test_ring(struct amdgpu_ring *ring)
+int vcn_v2_0_dec_ring_test_ring(struct amdgpu_ring *ring)
 {
 	struct amdgpu_device *adev = ring->adev;
 	uint32_t tmp = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.h b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.h
index ef749b02ded9..6c9de1882428 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.h
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.h
@@ -37,6 +37,7 @@ extern void vcn_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
 				unsigned vmid, uint64_t pd_addr);
 extern void vcn_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
 				uint32_t reg, uint32_t val);
+extern int vcn_v2_0_dec_ring_test_ring(struct amdgpu_ring *ring);
 
 extern void vcn_v2_0_enc_ring_insert_end(struct amdgpu_ring *ring);
 extern void vcn_v2_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index 6970d3a1ae6f..d8455b62567d 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -1488,7 +1488,7 @@ static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
 	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
 	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
 	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
-	.test_ring = amdgpu_vcn_dec_ring_test_ring,
+	.test_ring = vcn_v2_0_dec_ring_test_ring,
 	.test_ib = amdgpu_vcn_dec_ring_test_ib,
 	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
 	.insert_start = vcn_v2_0_dec_ring_insert_start,
-- 
2.28.0