Send all kcq unmap_queue packets and then wait for
complete.
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 906d4a5..6a2296a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5060,26 +5060,29 @@ static int gfx_v8_0_hw_init(void *handle)
return r;
}
-static int gfx_v8_0_kcq_disable(struct amdgpu_ring *kiq_ring,struct amdgpu_ring *ring)
+static int gfx_v8_0_kcq_disable(struct amdgpu_device *adev)
{
- int r;
+ int r, i;
+ struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
- r = amdgpu_ring_alloc(kiq_ring, 6);
+ r = amdgpu_ring_alloc(kiq_ring, 6 * adev->gfx.num_compute_rings);
if (r)
DRM_ERROR("Failed to lock KIQ (%d).\n", r);
- /* unmap queues */
- amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
- amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
+ for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+ struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
+
+ amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
+ amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
PACKET3_UNMAP_QUEUES_ACTION(1) | /* RESET_QUEUES */
PACKET3_UNMAP_QUEUES_QUEUE_SEL(0) |
PACKET3_UNMAP_QUEUES_ENGINE_SEL(0) |
PACKET3_UNMAP_QUEUES_NUM_QUEUES(1));
- amdgpu_ring_write(kiq_ring, PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
- amdgpu_ring_write(kiq_ring, 0);
- amdgpu_ring_write(kiq_ring, 0);
- amdgpu_ring_write(kiq_ring, 0);
-
+ amdgpu_ring_write(kiq_ring, PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
+ amdgpu_ring_write(kiq_ring, 0);
+ amdgpu_ring_write(kiq_ring, 0);
+ amdgpu_ring_write(kiq_ring, 0);
+ }
r = amdgpu_ring_test_ring(kiq_ring);
if (r)
DRM_ERROR("KCQ disable failed\n");
@@ -5090,7 +5093,6 @@ static int gfx_v8_0_kcq_disable(struct amdgpu_ring *kiq_ring,struct amdgpu_ring
static int gfx_v8_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- int i;
amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
@@ -5100,8 +5102,7 @@ static int gfx_v8_0_hw_fini(void *handle)
amdgpu_irq_put(adev, &adev->gfx.sq_irq, 0);
/* disable KCQ to avoid CPC touch memory not valid anymore */
- for (i = 0; i < adev->gfx.num_compute_rings; i++)
- gfx_v8_0_kcq_disable(&adev->gfx.kiq.ring, &adev->gfx.compute_ring[i]);
+ gfx_v8_0_kcq_disable(adev);
if (amdgpu_sriov_vf(adev)) {
pr_debug("For SRIOV client, shouldn't do anything.\n");
--
1.9.1
