| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.14 072/172] drm/amdgpu: correct initial cp_hqd_quantum for gfx9 | Date | Mon, 4 Oct 2021 14:52:02 +0200 |
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From: Hawking Zhang <Hawking.Zhang@amd.com>
commit 9f52c25f59b504a29dda42d83ac1e24d2af535d4 upstream.
didn't read the value of mmCP_HQD_QUANTUM from correct register offset
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Le Ma <Le.Ma@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -3598,7 +3598,7 @@ static int gfx_v9_0_mqd_init(struct amdg /* 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.
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