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authorMonk Liu <Monk.Liu@amd.com>2017-01-18 10:31:18 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-01-27 11:13:37 -0500
commit714fbf80392248170c2e67cd77062e2cab0d8a82 (patch)
tree9a43ddd9dbba0d0325cbd74471d50920269cc732 /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
parentc2ce92fc7912d0eb2f4ae5a40977fa8a0378e796 (diff)
drm/amdgpu:set cond_exec polling value to 1 in ring_init
no need to set it per ib_schedule(), hw won't override this polling address. Signed-off-by: Monk Liu <Monk.Liu@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index a47628395914..7c842b7f1004 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -207,6 +207,8 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
}
ring->cond_exe_gpu_addr = adev->wb.gpu_addr + (ring->cond_exe_offs * 4);
ring->cond_exe_cpu_addr = &adev->wb.wb[ring->cond_exe_offs];
+ /* always set cond_exec_polling to CONTINUE */
+ *ring->cond_exe_cpu_addr = 1;
r = amdgpu_fence_driver_start_ring(ring, irq_src, irq_type);
if (r) {
@@ -307,7 +309,7 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, char __user *buf,
while (size) {
if (*pos >= (ring->ring_size + 12))
return result;
-
+
value = ring->ring[(*pos - 12)/4];
r = put_user(value, (uint32_t*)buf);
if (r)