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From 863f5fda40e112d422a5299ea41ae0291d5703ad Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Mon, 22 Oct 2018 10:33:10 +0800
Subject: [PATCH 0675/2940] drm/amdgpu: disable SDMA page queue on Vega20
Since we see driver loading failure on Vega20. Keep it
disabled until it's ready.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 96857571fc62..6367a8133168 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -1464,7 +1464,8 @@ static int sdma_v4_0_early_init(void *handle)
adev->sdma.has_page_queue = false;
} else {
adev->sdma.num_instances = 2;
- adev->sdma.has_page_queue = true;
+ if (adev->asic_type != CHIP_VEGA20)
+ adev->sdma.has_page_queue = true;
}
sdma_v4_0_set_ring_funcs(adev);
--
2.17.1
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