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author | Alex Deucher <alexander.deucher@amd.com> | 2025-04-30 12:46:56 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2025-05-08 11:46:57 -0400 |
commit | 0e33e0f339b91eecd9558311449a3d1e728722d4 (patch) | |
tree | 48693c5baf1830a68196b7a6fc192c6ffc714c1e /tools/perf/scripts/python/export-to-postgresql.py | |
parent | f690e3974755a650259a45d71456decc9c96a282 (diff) |
drm/amdgpu/hdp5: use memcfg register to post the write for HDP flush
Reading back the remapped HDP flush register seems to cause
problems on some platforms. All we need is a read, so read back
the memcfg register.
Fixes: cf424020e040 ("drm/amdgpu/hdp5.0: do a posting read when flushing HDP")
Reported-by: Alexey Klimov <alexey.klimov@linaro.org>
Link: https://lists.freedesktop.org/archives/amd-gfx/2025-April/123150.html
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4119
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3908
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit a5cb344033c7598762e89255e8ff52827abb57a4)
Cc: stable@vger.kernel.org
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions