We have multiple forcewake domains now on recent gens. Change the function naming to reflect this.
v2: More verbose names (Chris) v3: Rebase (Mika) Signed-off-by: Mika Kuoppala <[email protected]> Reviewed-by: Deepak S <[email protected]> (v2) --- drivers/gpu/drm/i915/i915_debugfs.c | 8 ++++---- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 15 +++++---------- drivers/gpu/drm/i915/intel_display.c | 4 ++-- drivers/gpu/drm/i915/intel_fbc.c | 4 ++-- drivers/gpu/drm/i915/intel_lrc.c | 4 ++-- drivers/gpu/drm/i915/intel_pm.c | 25 ++++++++++++------------- drivers/gpu/drm/i915/intel_ringbuffer.c | 4 ++-- drivers/gpu/drm/i915/intel_uncore.c | 20 ++++++++++---------- 9 files changed, 40 insertions(+), 46 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 1f8e444..c9dbf58 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1105,7 +1105,7 @@ static int i915_frequency_info(struct seq_file *m, void *unused) if (ret) goto out; - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); reqf = I915_READ(GEN6_RPNSWREQ); reqf &= ~GEN6_TURBO_DISABLE; @@ -1132,7 +1132,7 @@ static int i915_frequency_info(struct seq_file *m, void *unused) cagf = (rpstat & GEN6_CAGF_MASK) >> GEN6_CAGF_SHIFT; cagf *= GT_FREQUENCY_MULTIPLIER; - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); mutex_unlock(&dev->struct_mutex); if (IS_GEN6(dev) || IS_GEN7(dev)) { @@ -4318,7 +4318,7 @@ static int i915_forcewake_open(struct inode *inode, struct file *file) return 0; intel_runtime_pm_get(dev_priv); - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); return 0; } @@ -4331,7 +4331,7 @@ static int i915_forcewake_release(struct inode *inode, struct file *file) if (INTEL_INFO(dev)->gen < 6) return 0; - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); intel_runtime_pm_put(dev_priv); return 0; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 930ba26..65c22bf 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1431,7 +1431,7 @@ static int intel_runtime_suspend(struct device *device) intel_opregion_notify_adapter(dev, PCI_D3hot); } - assert_force_wake_inactive(dev_priv); + assert_forcewakes_inactive(dev_priv); DRM_DEBUG_KMS("Device suspended\n"); return 0; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4f189a7..2dbaed1 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2507,6 +2507,11 @@ extern void intel_uncore_check_errors(struct drm_device *dev); extern void intel_uncore_fini(struct drm_device *dev); extern void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore); const char *intel_uncore_forcewake_domain_to_str(const int domain_id); +void intel_uncore_forcewake_get(struct drm_i915_private *dev_priv, + unsigned fw_domains); +void intel_uncore_forcewake_put(struct drm_i915_private *dev_priv, + unsigned fw_domains); +void assert_forcewakes_inactive(struct drm_i915_private *dev_priv); void i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe, @@ -3135,16 +3140,6 @@ extern void intel_display_print_error_state(struct drm_i915_error_state_buf *e, struct drm_device *dev, struct intel_display_error_state *error); -/* On SNB platform, before reading ring registers forcewake bit - * must be set to prevent GT core from power down and stale values being - * returned. - */ -void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv, - unsigned fw_domains); -void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv, - unsigned fw_domains); -void assert_force_wake_inactive(struct drm_i915_private *dev_priv); - int sandybridge_pcode_read(struct drm_i915_private *dev_priv, u32 mbox, u32 *val); int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u32 mbox, u32 val); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 7d516b8..32a97ff 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7863,7 +7863,7 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) * Make sure we're not on PC8 state before disabling PC8, otherwise * we'll hang the machine. To prevent PC8 state, just enable force_wake. */ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); if (val & LCPLL_POWER_DOWN_ALLOW) { val &= ~LCPLL_POWER_DOWN_ALLOW; @@ -7893,7 +7893,7 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) DRM_ERROR("Switching back to LCPLL failed\n"); } - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } /* diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index 4daceae..58ede3c 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -182,7 +182,7 @@ static void snb_fbc_blit_update(struct drm_device *dev) /* Blitter is part of Media powerwell on VLV. No impact of * his param in other platforms for now */ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_MEDIA); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_MEDIA); blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD); blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY << @@ -195,7 +195,7 @@ static void snb_fbc_blit_update(struct drm_device *dev) I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd); POSTING_READ(GEN6_BLITTER_ECOSKPD); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_MEDIA); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_MEDIA); } static void ilk_fbc_enable(struct drm_crtc *crtc) diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index fca7ad2..7bc004e 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -296,7 +296,7 @@ static void execlists_elsp_write(struct intel_engine_cs *ring, desc[3] = (u32)(temp >> 32); desc[2] = (u32)temp; - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); I915_WRITE(RING_ELSP(ring), desc[1]); I915_WRITE(RING_ELSP(ring), desc[0]); I915_WRITE(RING_ELSP(ring), desc[3]); @@ -306,7 +306,7 @@ static void execlists_elsp_write(struct intel_engine_cs *ring, /* ELSP is a wo register, so use another nearby reg for posting instead */ POSTING_READ(RING_EXECLIST_STATUS(ring)); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } static int execlists_update_context(struct drm_i915_gem_object *ctx_obj, diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 4254e91..8ceab3c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -76,7 +76,6 @@ static void gen9_init_clock_gating(struct drm_device *dev) _MASKED_BIT_ENABLE(GEN8_4x4_STC_OPTIMIZATION_DISABLE)); } - static void i915_pineview_get_mem_freq(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -3923,11 +3922,11 @@ static void valleyview_disable_rps(struct drm_device *dev) /* we're doing forcewake before Disabling RC6, * This what the BIOS expects when going into suspend */ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); I915_WRITE(GEN6_RC_CONTROL, 0); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } static void intel_print_rc6_info(struct drm_device *dev, u32 mode) @@ -4045,7 +4044,7 @@ static void gen9_enable_rps(struct drm_device *dev) /* 1b: Get forcewake during program sequence. Although the driver * hasn't enabled a state yet where we need forcewake, BIOS may have.*/ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); /* 2a: Disable RC states. */ I915_WRITE(GEN6_RC_CONTROL, 0); @@ -4068,7 +4067,7 @@ static void gen9_enable_rps(struct drm_device *dev) GEN6_RC_CTL_EI_MODE(1) | rc6_mask); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } @@ -4084,7 +4083,7 @@ static void gen8_enable_rps(struct drm_device *dev) /* 1c & 1d: Get forcewake during program sequence. Although the driver * hasn't enabled a state yet where we need forcewake, BIOS may have.*/ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); /* 2a: Disable RC states. */ I915_WRITE(GEN6_RC_CONTROL, 0); @@ -4151,7 +4150,7 @@ static void gen8_enable_rps(struct drm_device *dev) dev_priv->rps.power = HIGH_POWER; /* force a reset */ gen6_set_rps(dev_priv->dev, dev_priv->rps.min_freq_softlimit); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } static void gen6_enable_rps(struct drm_device *dev) @@ -4179,7 +4178,7 @@ static void gen6_enable_rps(struct drm_device *dev) I915_WRITE(GTFIFODBG, gtfifodbg); } - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); /* Initialize rps frequencies */ gen6_init_rps_frequencies(dev); @@ -4259,7 +4258,7 @@ static void gen6_enable_rps(struct drm_device *dev) DRM_ERROR("Couldn't fix incorrect rc6 voltage\n"); } - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } static void __gen6_update_ring_freq(struct drm_device *dev) @@ -4678,7 +4677,7 @@ static void cherryview_enable_rps(struct drm_device *dev) /* 1a & 1b: Get forcewake during program sequence. Although the driver * hasn't enabled a state yet where we need forcewake, BIOS may have.*/ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); /* 2a: Program RC6 thresholds.*/ I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 40 << 16); @@ -4747,7 +4746,7 @@ static void cherryview_enable_rps(struct drm_device *dev) valleyview_set_rps(dev_priv->dev, dev_priv->rps.efficient_freq); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } static void valleyview_enable_rps(struct drm_device *dev) @@ -4768,7 +4767,7 @@ static void valleyview_enable_rps(struct drm_device *dev) } /* If VLV, Forcewake all wells, else re-direct to regular path */ - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); I915_WRITE(GEN6_RP_UP_THRESHOLD, 59400); I915_WRITE(GEN6_RP_DOWN_THRESHOLD, 245000); @@ -4828,7 +4827,7 @@ static void valleyview_enable_rps(struct drm_device *dev) valleyview_set_rps(dev_priv->dev, dev_priv->rps.efficient_freq); - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); } void ironlake_teardown_rc6(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 3cad32a..8ed8ec8 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -536,7 +536,7 @@ static int init_ring_common(struct intel_engine_cs *ring) struct drm_i915_gem_object *obj = ringbuf->obj; int ret = 0; - gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); if (!stop_ring(ring)) { /* G45 ring initialization often fails to reset head to zero */ @@ -608,7 +608,7 @@ static int init_ring_common(struct intel_engine_cs *ring) memset(&ring->hangcheck, 0, sizeof(ring->hangcheck)); out: - gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); + intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); return ret; } diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 67eac04..4745645 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -232,7 +232,7 @@ static int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv) return ret; } -static void gen6_force_wake_timer(unsigned long arg) +static void intel_uncore_fw_release_timer(unsigned long arg) { struct intel_uncore_forcewake_domain *domain = (void *)arg; unsigned long irqflags; @@ -302,7 +302,7 @@ void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore) } if (!restore) - assert_force_wake_inactive(dev_priv); + assert_forcewakes_inactive(dev_priv); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } @@ -350,10 +350,10 @@ void intel_uncore_sanitize(struct drm_device *dev) * Generally this is called implicitly by the register read function. However, * if some sequence requires the GT to not power down then this function should * be called at the beginning of the sequence followed by a call to - * gen6_gt_force_wake_put() at the end of the sequence. + * intel_uncore_forcewake_put() at the end of the sequence. */ -void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv, - unsigned fw_domains) +void intel_uncore_forcewake_get(struct drm_i915_private *dev_priv, + unsigned fw_domains) { unsigned long irqflags; struct intel_uncore_forcewake_domain *domain; @@ -380,10 +380,10 @@ void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv, } /* - * see gen6_gt_force_wake_get() + * see intel_uncore_forcewake_get() */ -void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv, - unsigned fw_domains) +void intel_uncore_forcewake_put(struct drm_i915_private *dev_priv, + unsigned fw_domains) { unsigned long irqflags; struct intel_uncore_forcewake_domain *domain; @@ -410,7 +410,7 @@ void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv, spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } -void assert_force_wake_inactive(struct drm_i915_private *dev_priv) +void assert_forcewakes_inactive(struct drm_i915_private *dev_priv) { struct intel_uncore_forcewake_domain *domain; int id; @@ -952,7 +952,7 @@ static void fw_domain_init(struct drm_i915_private *dev_priv, d->i915 = dev_priv; d->id = domain_id; - setup_timer(&d->timer, gen6_force_wake_timer, (unsigned long)d); + setup_timer(&d->timer, intel_uncore_fw_release_timer, (unsigned long)d); dev_priv->uncore.fw_domains |= (1 << domain_id); } -- 1.9.1 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
