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Umesh Nerlige Ramappa authored
An earlier commit introduced a mechanism to parse the context image to find the OA context control offset. This resulted in an NPD on haswell when gem_context was passed into i915_perf_open_ioctl params. Haswell does not support logical ring contexts, so ensure that the context image is parsed only for platforms with logical ring contexts and also validate lrc_reg_state. v2: Fix build failure v3: Fix checkpatch error Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/7432 Fixes: a5c3a3cb ("drm/i915/perf: Determine gen12 oa ctx offset at runtime") Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com> Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Signed-off-by: John Harrison <John.C.Harrison@Intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20221123235342.713068-1-umesh.nerlige.ramappa@intel.com (cherry picked from commit 95c713d7) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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