[PATCH 5.10 24/93] drm/amdgpu: correct initial cp_hqd_quantum for gfx9
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STALE1841d
REVIEWED: 1 (0M)
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-10-04 13:23:55
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From: Hawking Zhang <redacted> commit 9f52c25f59b504a29dda42d83ac1e24d2af535d4 upstream. didn't read the value of mmCP_HQD_QUANTUM from correct register offset Signed-off-by: Hawking Zhang <redacted> Reviewed-by: Le Ma <redacted> 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@@ -3542,7 +3542,7 @@ 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.