Alex fixed this up in a rather complete series for all engines/rings.
Christian.
Am 18.09.2016 um 05:47 schrieb Liu, Monk:
Is that applied to all ring ?
Cuz seems only GFX ring each lot of dw per submit ...
BR Monk
-----Original Message-----
From: Christian König [mailto:deathsim...@vodafone.de]
Sent: Thursday, September 15, 2016 3:24 PM
To: Andy Furniss <adf.li...@gmail.com>; Liu, Monk <monk....@amd.com>;
amd-gfx@lists.freedesktop.org
Subject: Re: [PATCH 3/5] drm/amdgpu:fix RB cost calculator
256dw for the header are probably not enough.
Since we now uses NOPs for the CE/DE sync we only need 256dw for that alone. I
suggest to raise that to 512.
Christian.
Am 15.09.2016 um 00:24 schrieb Andy Furniss:
This has just gone into drm-next-4.9-wip and caused lots of logging
noise.
Seems to work OK though.
Sep 14 23:18:38 ph4 kernel: [drm:gfx_v8_0_ring_emit_fence_gfx
[amdgpu]] *ERROR* amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 last message repeated 11 times Sep 14 23:18:38 ph4
kernel: [drm:gfx_v8_ring_emit_sb [amdgpu]] *ERROR*
amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 kernel: [drm:gfx_v8_ring_emit_sb [amdgpu]] *ERROR*
amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 kernel: [drm:amdgpu_ring_insert_nop [amdgpu]]
*ERROR* amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 last message repeated 10 times Sep 14 23:18:38 ph4
kernel: [drm:gfx_v8_0_ring_emit_ib_gfx [amdgpu]]
*ERROR* amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 kernel: [drm:gfx_v8_0_ring_emit_ib_gfx [amdgpu]]
*ERROR* amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 kernel: [drm:gfx_v8_0_ring_emit_hdp_invalidate
[amdgpu]] *ERROR* amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 last message repeated 4 times Sep 14 23:18:38 ph4
kernel: [drm:gfx_v8_0_ring_emit_fence_gfx [amdgpu]] *ERROR* amdgpu:
writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 last message repeated 11 times Sep 14 23:18:38 ph4
kernel: [drm:gfx_v8_ring_emit_sb [amdgpu]] *ERROR*
amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 kernel: [drm:gfx_v8_ring_emit_sb [amdgpu]] *ERROR*
amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 kernel: [drm:amdgpu_ring_insert_nop [amdgpu]]
*ERROR* amdgpu: writing more dwords to the ring than expected!
Sep 14 23:18:38 ph4 last message repeated 10 times
Monk Liu wrote:
Change-Id: Ie3e4587ed49c487c562f45a99f236a76727ace1e
Signed-off-by: Monk Liu <monk....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index 029ee79..6ad45fa 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -151,7 +151,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring,
unsigned num_ibs,
return -EINVAL;
}
- r = amdgpu_ring_alloc(ring, 256 * num_ibs);
+ r = amdgpu_ring_alloc(ring, 256 + (num_ibs << 4));
if (r) {
dev_err(adev->dev, "scheduling IB failed (%d).\n", r);
return r;
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