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drm/i915/perf: Drop redundant check for perf.initialised on reset

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As we cannot have an exclusive stream set if the perf has not been
initialized, we only need to check for that exclusive stream.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170810175743.25401-3-chris@chris-wilson.co.uk
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
This commit is contained in:
Chris Wilson 2017-08-10 18:57:43 +01:00
parent 84a095e413
commit 28b6cb0820
1 changed files with 2 additions and 5 deletions
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7
drivers/gpu/drm/i915/i915_perf.c
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@ -2170,15 +2170,12 @@ void i915_oa_init_reg_state(struct intel_engine_cs *engine,
struct i915_gem_context *ctx,
u32 *reg_state)
{
struct drm_i915_private *dev_priv = engine->i915;
struct i915_perf_stream *stream = dev_priv->perf.oa.exclusive_stream;
struct i915_perf_stream *stream;
if (engine->id != RCS)
return;
if (!dev_priv->perf.initialized)
return;
stream = engine->i915->perf.oa.exclusive_stream;
if (stream)
gen8_update_reg_state_unlocked(ctx, reg_state, stream->oa_config);
}