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Tomas Elf authored
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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