drm/amd/amdgpu: Mask rptr as well in ring debugfs
authorTom St Denis <tom.stdenis@amd.com>
Thu, 1 Mar 2018 14:39:57 +0000 (09:39 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 5 Mar 2018 20:44:37 +0000 (15:44 -0500)
commita8d0fb2fa3e71d73d5cebcd0fe10e18d3b2264e9
tree16fd777c1129ff1fe498c388bab060db5dbf1f1c
parent93dfdf9fde9f20f1c46738bf184adeebc7d7d66e
drm/amd/amdgpu: Mask rptr as well in ring debugfs

The read/write pointers on sdma4 devices increment
beyond the ring size and should be masked.  Tested
on my Ryzen 2400G.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c