diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 28ee5ac166dbecc4ad9b18a5b3b1dacc2e44f5f8..34f0bcc36671e17565b0407c5367fa0fbe62cdd8 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -901,6 +901,9 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define HAS_RUNTIME_PM(dev_priv) (INTEL_INFO(dev_priv)->has_runtime_pm) #define HAS_64BIT_RELOC(dev_priv) (INTEL_INFO(dev_priv)->has_64bit_reloc) +#define HAS_OA_BPC_REPORTING(dev_priv) \ + (INTEL_INFO(dev_priv)->has_oa_bpc_reporting) + /* * Set this flag, when platform requires 64K GTT page sizes or larger for * device local memory access. diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 53c6b7cf7879779750328e942b5b9169af0ff983..7b751bf4be21ed2b435ceea5a7e480f0040d240c 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -1023,6 +1023,7 @@ static const struct intel_device_info adl_p_info = { .has_logical_ring_contexts = 1, \ .has_logical_ring_elsq = 1, \ .has_mslice_steering = 1, \ + .has_oa_bpc_reporting = 1, \ .has_rc6 = 1, \ .has_reset_engine = 1, \ .has_rps = 1, \ diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index b71b5cf21176427ebd985a132cd66d09376c8ee6..d11cc949c9bed806798c07e0d764c79b304a8fb2 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -2748,10 +2748,12 @@ static int gen12_enable_metric_set(struct i915_perf_stream *stream, struct i915_active *active) { + struct drm_i915_private *i915 = stream->perf->i915; struct intel_uncore *uncore = stream->uncore; struct i915_oa_config *oa_config = stream->oa_config; bool periodic = stream->periodic; u32 period_exponent = stream->period_exponent; + u32 sqcnt1; int ret; intel_uncore_write(uncore, GEN12_OAG_OA_DEBUG, @@ -2770,6 +2772,16 @@ gen12_enable_metric_set(struct i915_perf_stream *stream, (period_exponent << GEN12_OAG_OAGLBCTXCTRL_TIMER_PERIOD_SHIFT)) : 0); + /* + * Initialize Super Queue Internal Cnt Register + * Set PMON Enable in order to collect valid metrics. + * Enable byets per clock reporting in OA for XEHPSDV onward. + */ + sqcnt1 = GEN12_SQCNT1_PMON_ENABLE | + (HAS_OA_BPC_REPORTING(i915) ? GEN12_SQCNT1_OABPC : 0); + + intel_uncore_rmw(uncore, GEN12_SQCNT1, 0, sqcnt1); + /* * Update all contexts prior writing the mux configurations as we need * to make sure all slices/subslices are ON before writing to NOA @@ -2819,6 +2831,8 @@ static void gen11_disable_metric_set(struct i915_perf_stream *stream) static void gen12_disable_metric_set(struct i915_perf_stream *stream) { struct intel_uncore *uncore = stream->uncore; + struct drm_i915_private *i915 = stream->perf->i915; + u32 sqcnt1; /* Reset all contexts' slices/subslices configurations. */ gen12_configure_all_contexts(stream, NULL, NULL); @@ -2829,6 +2843,12 @@ static void gen12_disable_metric_set(struct i915_perf_stream *stream) /* Make sure we disable noa to save power. */ intel_uncore_rmw(uncore, RPM_CONFIG1, GEN10_GT_NOA_ENABLE, 0); + + sqcnt1 = GEN12_SQCNT1_PMON_ENABLE | + (HAS_OA_BPC_REPORTING(i915) ? GEN12_SQCNT1_OABPC : 0); + + /* Reset PMON Enable to save power. */ + intel_uncore_rmw(uncore, GEN12_SQCNT1, sqcnt1, 0); } static void gen7_oa_enable(struct i915_perf_stream *stream) diff --git a/drivers/gpu/drm/i915/i915_perf_oa_regs.h b/drivers/gpu/drm/i915/i915_perf_oa_regs.h index 0ef3562ff4aaeb75b83a592086d9fb233f581873..381d94101610a3d1975738b229e7ca3881712788 100644 --- a/drivers/gpu/drm/i915/i915_perf_oa_regs.h +++ b/drivers/gpu/drm/i915/i915_perf_oa_regs.h @@ -134,4 +134,8 @@ #define GDT_CHICKEN_BITS _MMIO(0x9840) #define GT_NOA_ENABLE 0x00000080 +#define GEN12_SQCNT1 _MMIO(0x8718) +#define GEN12_SQCNT1_PMON_ENABLE REG_BIT(30) +#define GEN12_SQCNT1_OABPC REG_BIT(29) + #endif /* __INTEL_PERF_OA_REGS__ */ diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index da833267a782e1852b76a6dcca709b9cdeb0b5e5..d11546d87fe77b1b1e605aed16ccdebd15d887b7 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -163,6 +163,7 @@ enum intel_ppgtt_type { func(has_logical_ring_elsq); \ func(has_media_ratio_mode); \ func(has_mslice_steering); \ + func(has_oa_bpc_reporting); \ func(has_one_eu_per_fuse_bit); \ func(has_pxp); \ func(has_rc6); \