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drm/i915: Don't try to disable host RPS when this was never enabled.

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Specially in GT reset case this could be triggered and try
to disable things that had never been enabled. Let's add
some protection here.

Cc: Ashutosh Dixit <ashutosh.dixit@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Acked-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220902095126.373036-1-rodrigo.vivi@intel.com
This commit is contained in:
Rodrigo Vivi
2022-09-02 05:51:25 -04:00
parent 873fef8833
commit 68eb42b3f3
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/i915/gt/intel_rps.c
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@@ -1551,6 +1551,9 @@ void intel_rps_disable(struct intel_rps *rps)
{
struct drm_i915_private *i915 = rps_to_i915(rps);
if (!intel_rps_is_enabled(rps))
return;
intel_rps_clear_enabled(rps);
intel_rps_clear_interrupts(rps);
intel_rps_clear_timer(rps);