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From d8cafcaa0e23ee60b242edbd2e75a2f77d0ba35b Mon Sep 17 00:00:00 2001
From: Boyuan Zhang <boyuan.zhang@amd.com>
Date: Wed, 30 May 2018 14:47:39 -0400
Subject: [PATCH 4605/5725] drm/amdgpu: initialize vcn jpeg ring
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Add implementations for vcn jpeg ring initialization
Signed-off-by: Boyuan Zhang <boyuan.zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 4426393..9ded8ef 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -125,6 +125,12 @@ static int vcn_v1_0_sw_init(void *handle)
return r;
}
+ ring = &adev->vcn.ring_jpeg;
+ sprintf(ring->name, "vcn_jpeg");
+ r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0);
+ if (r)
+ return r;
+
return r;
}
@@ -179,6 +185,14 @@ static int vcn_v1_0_hw_init(void *handle)
}
}
+ ring = &adev->vcn.ring_jpeg;
+ ring->ready = true;
+ r = amdgpu_ring_test_ring(ring);
+ if (r) {
+ ring->ready = false;
+ goto done;
+ }
+
done:
if (!r)
DRM_INFO("VCN decode and encode initialized successfully.\n");
@@ -758,6 +772,15 @@ static int vcn_v1_0_start(struct amdgpu_device *adev)
WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
+ ring = &adev->vcn.ring_jpeg;
+ WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
+ WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
+ WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, lower_32_bits(ring->gpu_addr));
+ WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, upper_32_bits(ring->gpu_addr));
+ WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, 0);
+ WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, 0);
+ WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
+
return 0;
}
--
2.7.4
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