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d431440cce
GPU engine reset handshaking is something that is applicable to both full GPU reset and engine reset, which is something that is part of the upcoming TDR per-engine hang recovery patches. Break out the common engine reset request/unrequest code (originally written by Mika Kuoppala) for reuse later in the TDR enablement patch series. v2: correct indentation and drop unused returned value (Mika) v3: We have forcewake during reset so use *_FW reg access (Mika) Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Signed-off-by: Tomas Elf <tomas.elf@intel.com> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com> [Mika: Fixed format warning] Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1456929984-16323-1-git-send-email-mika.kuoppala@intel.com |
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