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drm/i915: Extract engine fault reset to a helper

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Just tidying the flow a bit.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190607082557.31670-4-tvrtko.ursulin@linux.intel.com
This commit is contained in:
Tvrtko Ursulin 2019-06-07 09:25:56 +01:00
parent 77a302e043
commit f736ae1b10
1 changed files with 8 additions and 4 deletions
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12
drivers/gpu/drm/i915/gt/intel_reset.c
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@ -1160,6 +1160,12 @@ static void clear_register(struct intel_uncore *uncore, i915_reg_t reg)
intel_uncore_rmw(uncore, reg, 0, 0);
}
static void gen8_clear_engine_error_register(struct intel_engine_cs *engine)
{
GEN6_RING_FAULT_REG_RMW(engine, RING_FAULT_VALID, 0);
GEN6_RING_FAULT_REG_POSTING_READ(engine);
}
void i915_clear_error_registers(struct drm_i915_private *i915,
intel_engine_mask_t engine_mask)
{
@ -1194,10 +1200,8 @@ void i915_clear_error_registers(struct drm_i915_private *i915,
struct intel_engine_cs *engine;
enum intel_engine_id id;
for_each_engine_masked(engine, i915, engine_mask, id) {
GEN6_RING_FAULT_REG_RMW(engine, RING_FAULT_VALID, 0);
GEN6_RING_FAULT_REG_POSTING_READ(engine);
}
for_each_engine_masked(engine, i915, engine_mask, id)
gen8_clear_engine_error_register(engine);
}
}