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| author | Nirmoy Das <nirmoy.das@intel.com> | 2023-04-04 20:13:42 +0200 |
|---|---|---|
| committer | Nirmoy Das <nirmoy.das@intel.com> | 2023-04-11 16:20:12 +0200 |
| commit | b90b044c64f669cb20919fb5e5673933de59c653 (patch) | |
| tree | db23bbdf72aaaff00e80d2156e22b85fce002a75 /tools/perf/scripts/python | |
| parent | ea68a3e9d14e9e0bf017d178fb4bd53b6deb1482 (diff) | |
| download | linux-b90b044c64f669cb20919fb5e5673933de59c653.tar.gz linux-b90b044c64f669cb20919fb5e5673933de59c653.zip | |
drm/i915/mtl: Disable stolen memory backed FB for A0
Stolen memory is not usable for MTL A0 stepping beyond
certain access size and we have no control over userspace
access size of /dev/fb which can be backed by stolen memory.
So disable stolen memory backed fb by setting i915->dsm.usable_size
to zero.
v2: remove hsdes reference and fix commit message(Andi)
v3: use revid as we want to target SOC stepping(Radhakrishna)
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230404181342.23362-1-nirmoy.das@intel.com
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions