diff options
| author | Jay Cornwall <jay.cornwall@amd.com> | 2020-10-17 16:38:43 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-10-22 06:06:07 +0300 |
| commit | d56b1980d7efe9ef08469e856fc0703d0cef65e4 (patch) | |
| tree | b1bc76e88e4782806a1fd65275b72dd4b862c988 /drivers/gpu | |
| parent | a6c42e8431657487b48fe5f57378517e16eef404 (diff) | |
| download | linux-d56b1980d7efe9ef08469e856fc0703d0cef65e4.tar.xz | |
drm/amdkfd: Use same SQ prefetch setting as amdgpu
0 causes instruction fetch stall at cache line boundary under some
conditions on Navi10. A non-zero prefetch is the preferred default
in any case.
Fixes soft hang in Luxmark.
Signed-off-by: Jay Cornwall <jay.cornwall@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c index 72e4d61ac752..ad0593342333 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c @@ -58,8 +58,9 @@ static int update_qpd_v10(struct device_queue_manager *dqm, /* check if sh_mem_config register already configured */ if (qpd->sh_mem_config == 0) { qpd->sh_mem_config = - SH_MEM_ALIGNMENT_MODE_UNALIGNED << - SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT; + (SH_MEM_ALIGNMENT_MODE_UNALIGNED << + SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT) | + (3 << SH_MEM_CONFIG__INITIAL_INST_PREFETCH__SHIFT); #if 0 /* TODO: * This shouldn't be an issue with Navi10. Verify. |