[PATCH 065/207] drm/amdgpu/mes10.1: install mes queue via kiq

Alex Deucher alexdeucher at gmail.com
Mon Jun 1 18:00:17 UTC 2020


From: Jack Xiao <Jack.Xiao at amd.com>

Install mes queue via kiq. Disable it temporarily
until it's workable.

Signed-off-by: Jack Xiao <Jack.Xiao at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/mes_v10_1.c | 27 ++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
index 02c7e4807a3e..31e8e7120640 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
@@ -542,6 +542,33 @@ static void mes_v10_1_queue_init_register(struct amdgpu_ring *ring)
 	mutex_unlock(&adev->srbm_mutex);
 }
 
+#if 0
+static int mes_v10_1_kiq_enable_queue(struct amdgpu_device *adev)
+{
+	struct amdgpu_kiq *kiq = &adev->gfx.kiq;
+	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
+	int r;
+
+	if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
+		return -EINVAL;
+
+	r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size);
+	if (r) {
+		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
+		return r;
+	}
+
+	kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring);
+
+	r = amdgpu_ring_test_ring(kiq_ring);
+	if (r) {
+		DRM_ERROR("kfq enable failed\n");
+		kiq_ring->sched.ready = false;
+	}
+	return r;
+}
+#endif
+
 static int mes_v10_1_ring_init(struct amdgpu_device *adev)
 {
 	struct amdgpu_ring *ring;
-- 
2.25.4



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