[AMD Official Use Only]
Reviewed-by: Le Ma <Le.Ma@xxxxxxx>
-----Original Message-----
From: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Sent: Sunday, September 26, 2021 10:29 PM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx; Ma, Le <Le.Ma@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Zhang, Morris <Shiwu.Zhang@xxxxxxx>
Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>
Subject: [PATCH] drm/amdgpu: correct initial cp_hqd_quantum for gfx9
didn't read the value of mmCP_HQD_QUANTUM from correct register offset
Signed-off-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 603c259..025184a5 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3599,7 +3599,7 @@ static int gfx_v9_0_mqd_init(struct amdgpu_ring *ring)
/* set static priority for a queue/ring */
gfx_v9_0_mqd_set_priority(ring, mqd);
- mqd->cp_hqd_quantum = RREG32(mmCP_HQD_QUANTUM);
+ mqd->cp_hqd_quantum = RREG32_SOC15(GC, 0, mmCP_HQD_QUANTUM);
/* map_queues packet doesn't need activate the queue,
* so only kiq need set this field.
--
2.7.4
