diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 4611f72cd036..3222f6cd8255 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -2686,6 +2686,14 @@ static void gen12_oa_disable(struct i915_perf_stream *stream) 50)) drm_err(&stream->perf->i915->drm, "wait for OA to be disabled timed out\n"); + + intel_uncore_write(uncore, GEN12_OA_TLB_INV_CR, 1); + if (intel_wait_for_register(uncore, + GEN12_OA_TLB_INV_CR, + 1, 0, + 50)) + drm_err(&stream->perf->i915->drm, + "wait for OA tlb invalidate timed out\n"); } /** diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 309cb7d96b35..59e64acc2c56 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -693,6 +693,8 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define OABUFFER_SIZE_8M (6 << 3) #define OABUFFER_SIZE_16M (7 << 3) +#define GEN12_OA_TLB_INV_CR _MMIO(0xceec) + /* Gen12 OAR unit */ #define GEN12_OAR_OACONTROL _MMIO(0x2960) #define GEN12_OAR_OACONTROL_COUNTER_FORMAT_SHIFT 1