[PATCH 3/8] drm/amdgpu: update the method to set kcq queue mask

Alex Deucher alexdeucher at gmail.com
Thu Apr 30 18:37:14 UTC 2020


From: Likun Gao <Likun.Gao at amd.com>

Use a common method to set queue mask before set kiq resource.
The value of queue mask must suitablt for the designated form.

Signed-off-by: Likun Gao <Likun.Gao at amd.com>
Reviewed-by: Huang Rui <ray.huang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 0103acc57474..ed212c070e8e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -485,6 +485,19 @@ int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev)
 	return amdgpu_ring_test_helper(kiq_ring);
 }
 
+int amdgpu_gfx_kcq_queue_mask_transform(struct amdgpu_device *adev,
+					int queue_bit)
+{
+	int mec, pipe, queue;
+	int queue_kcq_bit = 0;
+
+	amdgpu_gfx_bit_to_mec_queue(adev, queue_bit, &mec, &pipe, &queue);
+
+	queue_kcq_bit = mec * 4 * 8 + pipe * 8 + queue;
+
+	return queue_kcq_bit;
+}
+
 int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev)
 {
 	struct amdgpu_kiq *kiq = &adev->gfx.kiq;
@@ -507,7 +520,7 @@ int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev)
 			break;
 		}
 
-		queue_mask |= (1ull << i);
+		queue_mask |= (1ull << amdgpu_gfx_kcq_queue_mask_transform(adev, i));
 	}
 
 	DRM_INFO("kiq ring mec %d pipe %d q %d\n", kiq_ring->me, kiq_ring->pipe,
-- 
2.25.4



More information about the amd-gfx mailing list