Reviewed-by: Hawking Zhang <hawking.zh...@amd.com>
Regards,
Hawking
-----Original Message-----
From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> On Behalf Of Evan Quan
Sent: 2018年8月21日 16:21
To: amd-gfx@lists.freedesktop.org
Cc: Deucher, Alexander <alexander.deuc...@amd.com>; Quan, Evan
<evan.q...@amd.com>; Zhang, Hawking <hawking.zh...@amd.com>
Subject: [PATCH] drm/amdgpu: fix sdma doorbell range setting
Use the old doorbell range setting until the driver is able to support more
sdma queues.
Change-Id: I80fc067fc64878d3c7dc3d38bbe1c6c94bec397f
Signed-off-by: Evan Quan <evan.q...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
index 89ea92075b6b..2e65447637c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
@@ -76,7 +76,7 @@ static void nbio_v7_4_sdma_doorbell_range(struct
amdgpu_device *adev, int instan
if (use_doorbell) {
doorbell_range = REG_SET_FIELD(doorbell_range,
BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
- doorbell_range = REG_SET_FIELD(doorbell_range,
BIF_SDMA0_DOORBELL_RANGE, SIZE, 8);
+ doorbell_range = REG_SET_FIELD(doorbell_range,
+BIF_SDMA0_DOORBELL_RANGE, SIZE, 2);
} else
doorbell_range = REG_SET_FIELD(doorbell_range,
BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
--
2.18.0
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