diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 2428 |
1 files changed, 24 insertions, 2404 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index d5a9b8a964c2..6ca797128aa1 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -30,14 +30,6 @@ #include <linux/sort.h> #include <drm/drm_debugfs.h> -#include <drm/drm_fourcc.h> - -#include "display/intel_display_types.h" -#include "display/intel_dp.h" -#include "display/intel_fbc.h" -#include "display/intel_hdcp.h" -#include "display/intel_hdmi.h" -#include "display/intel_psr.h" #include "gem/i915_gem_context.h" #include "gt/intel_gt_pm.h" @@ -48,9 +40,9 @@ #include "gt/uc/intel_guc_submission.h" #include "i915_debugfs.h" +#include "i915_debugfs_params.h" #include "i915_irq.h" #include "i915_trace.h" -#include "intel_csr.h" #include "intel_pm.h" #include "intel_sideband.h" @@ -127,8 +119,8 @@ stringify_page_sizes(unsigned int page_sizes, char *buf, size_t len) } } -static void -describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) +void +i915_debugfs_describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) { struct drm_i915_private *dev_priv = to_i915(obj->base.dev); struct intel_engine_cs *engine; @@ -673,7 +665,7 @@ static int i915_gem_fence_regs_info(struct seq_file *m, void *data) if (!vma) seq_puts(m, "unused"); else - describe_obj(m, vma->obj); + i915_debugfs_describe_obj(m, vma->obj); seq_putc(m, '\n'); } rcu_read_unlock(); @@ -1004,367 +996,6 @@ static int i915_frequency_info(struct seq_file *m, void *unused) return ret; } -static int ilk_drpc_info(struct seq_file *m) -{ - struct drm_i915_private *i915 = node_to_i915(m->private); - struct intel_uncore *uncore = &i915->uncore; - u32 rgvmodectl, rstdbyctl; - u16 crstandvid; - - rgvmodectl = intel_uncore_read(uncore, MEMMODECTL); - rstdbyctl = intel_uncore_read(uncore, RSTDBYCTL); - crstandvid = intel_uncore_read16(uncore, CRSTANDVID); - - seq_printf(m, "HD boost: %s\n", yesno(rgvmodectl & MEMMODE_BOOST_EN)); - seq_printf(m, "Boost freq: %d\n", - (rgvmodectl & MEMMODE_BOOST_FREQ_MASK) >> - MEMMODE_BOOST_FREQ_SHIFT); - seq_printf(m, "HW control enabled: %s\n", - yesno(rgvmodectl & MEMMODE_HWIDLE_EN)); - seq_printf(m, "SW control enabled: %s\n", - yesno(rgvmodectl & MEMMODE_SWMODE_EN)); - seq_printf(m, "Gated voltage change: %s\n", - yesno(rgvmodectl & MEMMODE_RCLK_GATE)); - seq_printf(m, "Starting frequency: P%d\n", - (rgvmodectl & MEMMODE_FSTART_MASK) >> MEMMODE_FSTART_SHIFT); - seq_printf(m, "Max P-state: P%d\n", - (rgvmodectl & MEMMODE_FMAX_MASK) >> MEMMODE_FMAX_SHIFT); - seq_printf(m, "Min P-state: P%d\n", (rgvmodectl & MEMMODE_FMIN_MASK)); - seq_printf(m, "RS1 VID: %d\n", (crstandvid & 0x3f)); - seq_printf(m, "RS2 VID: %d\n", ((crstandvid >> 8) & 0x3f)); - seq_printf(m, "Render standby enabled: %s\n", - yesno(!(rstdbyctl & RCX_SW_EXIT))); - seq_puts(m, "Current RS state: "); - switch (rstdbyctl & RSX_STATUS_MASK) { - case RSX_STATUS_ON: - seq_puts(m, "on\n"); - break; - case RSX_STATUS_RC1: - seq_puts(m, "RC1\n"); - break; - case RSX_STATUS_RC1E: - seq_puts(m, "RC1E\n"); - break; - case RSX_STATUS_RS1: - seq_puts(m, "RS1\n"); - break; - case RSX_STATUS_RS2: - seq_puts(m, "RS2 (RC6)\n"); - break; - case RSX_STATUS_RS3: - seq_puts(m, "RC3 (RC6+)\n"); - break; - default: - seq_puts(m, "unknown\n"); - break; - } - - return 0; -} - -static int i915_forcewake_domains(struct seq_file *m, void *data) -{ - struct drm_i915_private *i915 = node_to_i915(m->private); - struct intel_uncore *uncore = &i915->uncore; - struct intel_uncore_forcewake_domain *fw_domain; - unsigned int tmp; - - seq_printf(m, "user.bypass_count = %u\n", - uncore->user_forcewake_count); - - for_each_fw_domain(fw_domain, uncore, tmp) - seq_printf(m, "%s.wake_count = %u\n", - intel_uncore_forcewake_domain_to_str(fw_domain->id), - READ_ONCE(fw_domain->wake_count)); - - return 0; -} - -static void print_rc6_res(struct seq_file *m, - const char *title, - const i915_reg_t reg) -{ - struct drm_i915_private *i915 = node_to_i915(m->private); - intel_wakeref_t wakeref; - - with_intel_runtime_pm(&i915->runtime_pm, wakeref) - seq_printf(m, "%s %u (%llu us)\n", title, - intel_uncore_read(&i915->uncore, reg), - intel_rc6_residency_us(&i915->gt.rc6, reg)); -} - -static int vlv_drpc_info(struct seq_file *m) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - u32 rcctl1, pw_status; - - pw_status = I915_READ(VLV_GTLC_PW_STATUS); - rcctl1 = I915_READ(GEN6_RC_CONTROL); - - seq_printf(m, "RC6 Enabled: %s\n", - yesno(rcctl1 & (GEN7_RC_CTL_TO_MODE | - GEN6_RC_CTL_EI_MODE(1)))); - seq_printf(m, "Render Power Well: %s\n", - (pw_status & VLV_GTLC_PW_RENDER_STATUS_MASK) ? "Up" : "Down"); - seq_printf(m, "Media Power Well: %s\n", - (pw_status & VLV_GTLC_PW_MEDIA_STATUS_MASK) ? "Up" : "Down"); - - print_rc6_res(m, "Render RC6 residency since boot:", VLV_GT_RENDER_RC6); - print_rc6_res(m, "Media RC6 residency since boot:", VLV_GT_MEDIA_RC6); - - return i915_forcewake_domains(m, NULL); -} - -static int gen6_drpc_info(struct seq_file *m) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - u32 gt_core_status, rcctl1, rc6vids = 0; - u32 gen9_powergate_enable = 0, gen9_powergate_status = 0; - - gt_core_status = I915_READ_FW(GEN6_GT_CORE_STATUS); - trace_i915_reg_rw(false, GEN6_GT_CORE_STATUS, gt_core_status, 4, true); - - rcctl1 = I915_READ(GEN6_RC_CONTROL); - if (INTEL_GEN(dev_priv) >= 9) { - gen9_powergate_enable = I915_READ(GEN9_PG_ENABLE); - gen9_powergate_status = I915_READ(GEN9_PWRGT_DOMAIN_STATUS); - } - - if (INTEL_GEN(dev_priv) <= 7) - sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, - &rc6vids, NULL); - - seq_printf(m, "RC1e Enabled: %s\n", - yesno(rcctl1 & GEN6_RC_CTL_RC1e_ENABLE)); - seq_printf(m, "RC6 Enabled: %s\n", - yesno(rcctl1 & GEN6_RC_CTL_RC6_ENABLE)); - if (INTEL_GEN(dev_priv) >= 9) { - seq_printf(m, "Render Well Gating Enabled: %s\n", - yesno(gen9_powergate_enable & GEN9_RENDER_PG_ENABLE)); - seq_printf(m, "Media Well Gating Enabled: %s\n", - yesno(gen9_powergate_enable & GEN9_MEDIA_PG_ENABLE)); - } - seq_printf(m, "Deep RC6 Enabled: %s\n", - yesno(rcctl1 & GEN6_RC_CTL_RC6p_ENABLE)); - seq_printf(m, "Deepest RC6 Enabled: %s\n", - yesno(rcctl1 & GEN6_RC_CTL_RC6pp_ENABLE)); - seq_puts(m, "Current RC state: "); - switch (gt_core_status & GEN6_RCn_MASK) { - case GEN6_RC0: - if (gt_core_status & GEN6_CORE_CPD_STATE_MASK) - seq_puts(m, "Core Power Down\n"); - else - seq_puts(m, "on\n"); - break; - case GEN6_RC3: - seq_puts(m, "RC3\n"); - break; - case GEN6_RC6: - seq_puts(m, "RC6\n"); - break; - case GEN6_RC7: - seq_puts(m, "RC7\n"); - break; - default: - seq_puts(m, "Unknown\n"); - break; - } - - seq_printf(m, "Core Power Down: %s\n", - yesno(gt_core_status & GEN6_CORE_CPD_STATE_MASK)); - if (INTEL_GEN(dev_priv) >= 9) { - seq_printf(m, "Render Power Well: %s\n", - (gen9_powergate_status & - GEN9_PWRGT_RENDER_STATUS_MASK) ? "Up" : "Down"); - seq_printf(m, "Media Power Well: %s\n", - (gen9_powergate_status & - GEN9_PWRGT_MEDIA_STATUS_MASK) ? "Up" : "Down"); - } - - /* Not exactly sure what this is */ - print_rc6_res(m, "RC6 \"Locked to RPn\" residency since boot:", - GEN6_GT_GFX_RC6_LOCKED); - print_rc6_res(m, "RC6 residency since boot:", GEN6_GT_GFX_RC6); - print_rc6_res(m, "RC6+ residency since boot:", GEN6_GT_GFX_RC6p); - print_rc6_res(m, "RC6++ residency since boot:", GEN6_GT_GFX_RC6pp); - - if (INTEL_GEN(dev_priv) <= 7) { - seq_printf(m, "RC6 voltage: %dmV\n", - GEN6_DECODE_RC6_VID(((rc6vids >> 0) & 0xff))); - seq_printf(m, "RC6+ voltage: %dmV\n", - GEN6_DECODE_RC6_VID(((rc6vids >> 8) & 0xff))); - seq_printf(m, "RC6++ voltage: %dmV\n", - GEN6_DECODE_RC6_VID(((rc6vids >> 16) & 0xff))); - } - - return i915_forcewake_domains(m, NULL); -} - -static int i915_drpc_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - intel_wakeref_t wakeref; - int err = -ENODEV; - - with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref) { - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) - err = vlv_drpc_info(m); - else if (INTEL_GEN(dev_priv) >= 6) - err = gen6_drpc_info(m); - else - err = ilk_drpc_info(m); - } - - return err; -} - -static int i915_frontbuffer_tracking(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - - seq_printf(m, "FB tracking busy bits: 0x%08x\n", - dev_priv->fb_tracking.busy_bits); - - seq_printf(m, "FB tracking flip bits: 0x%08x\n", - dev_priv->fb_tracking.flip_bits); - - return 0; -} - -static int i915_fbc_status(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct intel_fbc *fbc = &dev_priv->fbc; - intel_wakeref_t wakeref; - - if (!HAS_FBC(dev_priv)) - return -ENODEV; - - wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - mutex_lock(&fbc->lock); - - if (intel_fbc_is_active(dev_priv)) - seq_puts(m, "FBC enabled\n"); - else - seq_printf(m, "FBC disabled: %s\n", fbc->no_fbc_reason); - - if (intel_fbc_is_active(dev_priv)) { - u32 mask; - - if (INTEL_GEN(dev_priv) >= 8) - mask = I915_READ(IVB_FBC_STATUS2) & BDW_FBC_COMP_SEG_MASK; - else if (INTEL_GEN(dev_priv) >= 7) - mask = I915_READ(IVB_FBC_STATUS2) & IVB_FBC_COMP_SEG_MASK; - else if (INTEL_GEN(dev_priv) >= 5) - mask = I915_READ(ILK_DPFC_STATUS) & ILK_DPFC_COMP_SEG_MASK; - else if (IS_G4X(dev_priv)) - mask = I915_READ(DPFC_STATUS) & DPFC_COMP_SEG_MASK; - else - mask = I915_READ(FBC_STATUS) & (FBC_STAT_COMPRESSING | - FBC_STAT_COMPRESSED); - - seq_printf(m, "Compressing: %s\n", yesno(mask)); - } - - mutex_unlock(&fbc->lock); - intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); - - return 0; -} - -static int i915_fbc_false_color_get(void *data, u64 *val) -{ - struct drm_i915_private *dev_priv = data; - - if (INTEL_GEN(dev_priv) < 7 || !HAS_FBC(dev_priv)) - return -ENODEV; - - *val = dev_priv->fbc.false_color; - - return 0; -} - -static int i915_fbc_false_color_set(void *data, u64 val) -{ - struct drm_i915_private *dev_priv = data; - u32 reg; - - if (INTEL_GEN(dev_priv) < 7 || !HAS_FBC(dev_priv)) - return -ENODEV; - - mutex_lock(&dev_priv->fbc.lock); - - reg = I915_READ(ILK_DPFC_CONTROL); - dev_priv->fbc.false_color = val; - - I915_WRITE(ILK_DPFC_CONTROL, val ? - (reg | FBC_CTL_FALSE_COLOR) : - (reg & ~FBC_CTL_FALSE_COLOR)); - - mutex_unlock(&dev_priv->fbc.lock); - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(i915_fbc_false_color_fops, - i915_fbc_false_color_get, i915_fbc_false_color_set, - "%llu\n"); - -static int i915_ips_status(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - intel_wakeref_t wakeref; - - if (!HAS_IPS(dev_priv)) - return -ENODEV; - - wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - - seq_printf(m, "Enabled by kernel parameter: %s\n", - yesno(i915_modparams.enable_ips)); - - if (INTEL_GEN(dev_priv) >= 8) { - seq_puts(m, "Currently: unknown\n"); - } else { - if (I915_READ(IPS_CTL) & IPS_ENABLE) - seq_puts(m, "Currently: enabled\n"); - else - seq_puts(m, "Currently: disabled\n"); - } - - intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); - - return 0; -} - -static int i915_sr_status(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - intel_wakeref_t wakeref; - bool sr_enabled = false; - - wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_INIT); - - if (INTEL_GEN(dev_priv) >= 9) - /* no global SR status; inspect per-plane WM */; - else if (HAS_PCH_SPLIT(dev_priv)) - sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN; - else if (IS_I965GM(dev_priv) || IS_G4X(dev_priv) || - IS_I945G(dev_priv) || IS_I945GM(dev_priv)) - sr_enabled = I915_READ(FW_BLC_SELF) & FW_BLC_SELF_EN; - else if (IS_I915GM(dev_priv)) - sr_enabled = I915_READ(INSTPM) & INSTPM_SELF_EN; - else if (IS_PINEVIEW(dev_priv)) - sr_enabled = I915_READ(DSPFW3) & PINEVIEW_SELF_REFRESH_EN; - else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) - sr_enabled = I915_READ(FW_BLC_SELF_VLV) & FW_CSPWRDWNEN; - - intel_display_power_put(dev_priv, POWER_DOMAIN_INIT, wakeref); - - seq_printf(m, "self-refresh: %s\n", enableddisabled(sr_enabled)); - - return 0; -} - static int i915_ring_freq_table(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -1406,70 +1037,6 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused) return 0; } -static int i915_opregion(struct seq_file *m, void *unused) -{ - struct intel_opregion *opregion = &node_to_i915(m->private)->opregion; - - if (opregion->header) - seq_write(m, opregion->header, OPREGION_SIZE); - - return 0; -} - -static int i915_vbt(struct seq_file *m, void *unused) -{ - struct intel_opregion *opregion = &node_to_i915(m->private)->opregion; - - if (opregion->vbt) - seq_write(m, opregion->vbt, opregion->vbt_size); - - return 0; -} - -static int i915_gem_framebuffer_info(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - struct intel_framebuffer *fbdev_fb = NULL; - struct drm_framebuffer *drm_fb; - -#ifdef CONFIG_DRM_FBDEV_EMULATION - if (dev_priv->fbdev && dev_priv->fbdev->helper.fb) { - fbdev_fb = to_intel_framebuffer(dev_priv->fbdev->helper.fb); - - seq_printf(m, "fbcon size: %d x %d, depth %d, %d bpp, modifier 0x%llx, refcount %d, obj ", - fbdev_fb->base.width, - fbdev_fb->base.height, - fbdev_fb->base.format->depth, - fbdev_fb->base.format->cpp[0] * 8, - fbdev_fb->base.modifier, - drm_framebuffer_read_refcount(&fbdev_fb->base)); - describe_obj(m, intel_fb_obj(&fbdev_fb->base)); - seq_putc(m, '\n'); - } -#endif - - mutex_lock(&dev->mode_config.fb_lock); - drm_for_each_fb(drm_fb, dev) { - struct intel_framebuffer *fb = to_intel_framebuffer(drm_fb); - if (fb == fbdev_fb) - continue; - - seq_printf(m, "user size: %d x %d, depth %d, %d bpp, modifier 0x%llx, refcount %d, obj ", - fb->base.width, - fb->base.height, - fb->base.format->depth, - fb->base.format->cpp[0] * 8, - fb->base.modifier, - drm_framebuffer_read_refcount(&fb->base)); - describe_obj(m, intel_fb_obj(&fb->base)); - seq_putc(m, '\n'); - } - mutex_unlock(&dev->mode_config.fb_lock); - - return 0; -} - static void describe_ctx_ring(struct seq_file *m, struct intel_ring *ring) { seq_printf(m, " (ringbuffer, space: %d, head: %u, tail: %u, emit: %u)", @@ -1515,7 +1082,7 @@ static int i915_context_status(struct seq_file *m, void *unused) if (intel_context_pin_if_active(ce)) { seq_printf(m, "%s: ", ce->engine->name); if (ce->state) - describe_obj(m, ce->state->obj); + i915_debugfs_describe_obj(m, ce->state->obj); describe_ctx_ring(m, ce->ring); seq_putc(m, '\n'); intel_context_unpin(ce); @@ -1752,10 +1319,8 @@ stringify_guc_log_type(enum guc_log_buffer_type type) return ""; } -static void i915_guc_log_info(struct seq_file *m, - struct drm_i915_private *dev_priv) +static void i915_guc_log_info(struct seq_file *m, struct intel_guc_log *log) { - struct intel_guc_log *log = &dev_priv->gt.uc.guc.log; enum guc_log_buffer_type type; if (!intel_guc_log_relay_created(log)) { @@ -1779,11 +1344,12 @@ static void i915_guc_log_info(struct seq_file *m, static int i915_guc_info(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); + struct intel_uc *uc = &dev_priv->gt.uc; - if (!USES_GUC(dev_priv)) + if (!intel_uc_uses_guc(uc)) return -ENODEV; - i915_guc_log_info(m, dev_priv); + i915_guc_log_info(m, &uc->guc.log); /* Add more as required ... */ @@ -1793,11 +1359,11 @@ static int i915_guc_info(struct seq_file *m, void *data) static int i915_guc_stage_pool(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); - const struct intel_guc *guc = &dev_priv->gt.uc.guc; - struct guc_stage_desc *desc = guc->stage_desc_pool_vaddr; + struct intel_uc *uc = &dev_priv->gt.uc; + struct guc_stage_desc *desc = uc->guc.stage_desc_pool_vaddr; int index; - if (!USES_GUC_SUBMISSION(dev_priv)) + if (!intel_uc_uses_guc_submission(uc)) return -ENODEV; for (index = 0; index < GUC_MAX_STAGE_DESCRIPTORS; index++, desc++) { @@ -1884,11 +1450,12 @@ static int i915_guc_log_dump(struct seq_file *m, void *data) static int i915_guc_log_level_get(void *data, u64 *val) { struct drm_i915_private *dev_priv = data; + struct intel_uc *uc = &dev_priv->gt.uc; - if (!USES_GUC(dev_priv)) + if (!intel_uc_uses_guc(uc)) return -ENODEV; - *val = intel_guc_log_get_level(&dev_priv->gt.uc.guc.log); + *val = intel_guc_log_get_level(&uc->guc.log); return 0; } @@ -1896,11 +1463,12 @@ static int i915_guc_log_level_get(void *data, u64 *val) static int i915_guc_log_level_set(void *data, u64 val) { struct drm_i915_private *dev_priv = data; + struct intel_uc *uc = &dev_priv->gt.uc; - if (!USES_GUC(dev_priv)) + if (!intel_uc_uses_guc(uc)) return -ENODEV; - return intel_guc_log_set_level(&dev_priv->gt.uc.guc.log, val); + return intel_guc_log_set_level(&uc->guc.log, val); } DEFINE_SIMPLE_ATTRIBUTE(i915_guc_log_level_fops, @@ -1913,7 +1481,7 @@ static int i915_guc_log_relay_open(struct inode *inode, struct file *file) struct intel_guc *guc = &i915->gt.uc.guc; struct intel_guc_log *log = &guc->log; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_ready(guc)) return -ENODEV; file->private_data = log; @@ -1963,253 +1531,6 @@ static const struct file_operations i915_guc_log_relay_fops = { .release = i915_guc_log_relay_release, }; -static int i915_psr_sink_status_show(struct seq_file *m, void *data) -{ - u8 val; - static const char * const sink_status[] = { - "inactive", - "transition to active, capture and display", - "active, display from RFB", - "active, capture and display on sink device timings", - "transition to inactive, capture and display, timing re-sync", - "reserved", - "reserved", - "sink internal error", - }; - struct drm_connector *connector = m->private; - struct drm_i915_private *dev_priv = to_i915(connector->dev); - struct intel_dp *intel_dp = - enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector))); - int ret; - - if (!CAN_PSR(dev_priv)) { - seq_puts(m, "PSR Unsupported\n"); - return -ENODEV; - } - - if (connector->status != connector_status_connected) - return -ENODEV; - - ret = drm_dp_dpcd_readb(&intel_dp->aux, DP_PSR_STATUS, &val); - - if (ret == 1) { - const char *str = "unknown"; - - val &= DP_PSR_SINK_STATE_MASK; - if (val < ARRAY_SIZE(sink_status)) - str = sink_status[val]; - seq_printf(m, "Sink PSR status: 0x%x [%s]\n", val, str); - } else { - return ret; - } - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_psr_sink_status); - -static void -psr_source_status(struct drm_i915_private *dev_priv, struct seq_file *m) -{ - u32 val, status_val; - const char *status = "unknown"; - - if (dev_priv->psr.psr2_enabled) { - static const char * const live_status[] = { - "IDLE", - "CAPTURE", - "CAPTURE_FS", - "SLEEP", - "BUFON_FW", - "ML_UP", - "SU_STANDBY", - "FAST_SLEEP", - "DEEP_SLEEP", - "BUF_ON", - "TG_ON" - }; - val = I915_READ(EDP_PSR2_STATUS(dev_priv->psr.transcoder)); - status_val = (val & EDP_PSR2_STATUS_STATE_MASK) >> - EDP_PSR2_STATUS_STATE_SHIFT; - if (status_val < ARRAY_SIZE(live_status)) - status = live_status[status_val]; - } else { - static const char * const live_status[] = { - "IDLE", - "SRDONACK", - "SRDENT", - "BUFOFF", - "BUFON", - "AUXACK", - "SRDOFFACK", - "SRDENT_ON", - }; - val = I915_READ(EDP_PSR_STATUS(dev_priv->psr.transcoder)); - status_val = (val & EDP_PSR_STATUS_STATE_MASK) >> - EDP_PSR_STATUS_STATE_SHIFT; - if (status_val < ARRAY_SIZE(live_status)) - status = live_status[status_val]; - } - - seq_printf(m, "Source PSR status: %s [0x%08x]\n", status, val); -} - -static int i915_edp_psr_status(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct i915_psr *psr = &dev_priv->psr; - intel_wakeref_t wakeref; - const char *status; - bool enabled; - u32 val; - - if (!HAS_PSR(dev_priv)) - return -ENODEV; - - seq_printf(m, "Sink support: %s", yesno(psr->sink_support)); - if (psr->dp) - seq_printf(m, " [0x%02x]", psr->dp->psr_dpcd[0]); - seq_puts(m, "\n"); - - if (!psr->sink_support) - return 0; - - wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - mutex_lock(&psr->lock); - - if (psr->enabled) - status = psr->psr2_enabled ? "PSR2 enabled" : "PSR1 enabled"; - else - status = "disabled"; - seq_printf(m, "PSR mode: %s\n", status); - - if (!psr->enabled) { - seq_printf(m, "PSR sink not reliable: %s\n", - yesno(psr->sink_not_reliable)); - - goto unlock; - } - - if (psr->psr2_enabled) { - val = I915_READ(EDP_PSR2_CTL(dev_priv->psr.transcoder)); - enabled = val & EDP_PSR2_ENABLE; - } else { - val = I915_READ(EDP_PSR_CTL(dev_priv->psr.transcoder)); - enabled = val & EDP_PSR_ENABLE; - } - seq_printf(m, "Source PSR ctl: %s [0x%08x]\n", - enableddisabled(enabled), val); - psr_source_status(dev_priv, m); - seq_printf(m, "Busy frontbuffer bits: 0x%08x\n", - psr->busy_frontbuffer_bits); - - /* - * SKL+ Perf counter is reset to 0 everytime DC state is entered - */ - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { - val = I915_READ(EDP_PSR_PERF_CNT(dev_priv->psr.transcoder)); - val &= EDP_PSR_PERF_CNT_MASK; - seq_printf(m, "Performance counter: %u\n", val); - } - - if (psr->debug & I915_PSR_DEBUG_IRQ) { - seq_printf(m, "Last attempted entry at: %lld\n", - psr->last_entry_attempt); - seq_printf(m, "Last exit at: %lld\n", psr->last_exit); - } - - if (psr->psr2_enabled) { - u32 su_frames_val[3]; - int frame; - - /* - * Reading all 3 registers before hand to minimize crossing a - * frame boundary between register reads - */ - for (frame = 0; frame < PSR2_SU_STATUS_FRAMES; frame += 3) { - val = I915_READ(PSR2_SU_STATUS(dev_priv->psr.transcoder, - frame)); - su_frames_val[frame / 3] = val; - } - - seq_puts(m, "Frame:\tPSR2 SU blocks:\n"); - - for (frame = 0; frame < PSR2_SU_STATUS_FRAMES; frame++) { - u32 su_blocks; - - su_blocks = su_frames_val[frame / 3] & - PSR2_SU_STATUS_MASK(frame); - su_blocks = su_blocks >> PSR2_SU_STATUS_SHIFT(frame); - seq_printf(m, "%d\t%d\n", frame, su_blocks); - } - } - -unlock: - mutex_unlock(&psr->lock); - intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); - - return 0; -} - -static int -i915_edp_psr_debug_set(void *data, u64 val) -{ - struct drm_i915_private *dev_priv = data; - intel_wakeref_t wakeref; - int ret; - - if (!CAN_PSR(dev_priv)) - return -ENODEV; - - DRM_DEBUG_KMS("Setting PSR debug to %llx\n", val); - - wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - - ret = intel_psr_debug_set(dev_priv, val); - - intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); - - return ret; -} - -static int -i915_edp_psr_debug_get(void *data, u64 *val) -{ - struct drm_i915_private *dev_priv = data; - - if (!CAN_PSR(dev_priv)) - return -ENODEV; - - *val = READ_ONCE(dev_priv->psr.debug); - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(i915_edp_psr_debug_fops, - i915_edp_psr_debug_get, i915_edp_psr_debug_set, - "%llu\n"); - -static int i915_energy_uJ(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - unsigned long long power; - intel_wakeref_t wakeref; - u32 units; - - if (INTEL_GEN(dev_priv) < 6) - return -ENODEV; - - if (rdmsrl_safe(MSR_RAPL_POWER_UNIT, &power)) - return -ENODEV; - - units = (power & 0x1f00) >> 8; - with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref) - power = I915_READ(MCH_SECP_NRG_STTS); - - power = (1000000 * power) >> units; /* convert to uJ */ - seq_printf(m, "%llu", power); - - return 0; -} - static int i915_runtime_pm_status(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -2243,452 +1564,6 @@ static int i915_runtime_pm_status(struct seq_file *m, void *unused) return 0; } -static int i915_power_domain_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct i915_power_domains *power_domains = &dev_priv->power_domains; - int i; - - mutex_lock(&power_domains->lock); - - seq_printf(m, "%-25s %s\n", "Power well/domain", "Use count"); - for (i = 0; i < power_domains->power_well_count; i++) { - struct i915_power_well *power_well; - enum intel_display_power_domain power_domain; - - power_well = &power_domains->power_wells[i]; - seq_printf(m, "%-25s %d\n", power_well->desc->name, - power_well->count); - - for_each_power_domain(power_domain, power_well->desc->domains) - seq_printf(m, " %-23s %d\n", - intel_display_power_domain_str(power_domain), - power_domains->domain_use_count[power_domain]); - } - - mutex_unlock(&power_domains->lock); - - return 0; -} - -static int i915_dmc_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - intel_wakeref_t wakeref; - struct intel_csr *csr; - i915_reg_t dc5_reg, dc6_reg = {}; - - if (!HAS_CSR(dev_priv)) - return -ENODEV; - - csr = &dev_priv->csr; - - wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - - seq_printf(m, "fw loaded: %s\n", yesno(csr->dmc_payload != NULL)); - seq_printf(m, "path: %s\n", csr->fw_path); - - if (!csr->dmc_payload) - goto out; - - seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version), - CSR_VERSION_MINOR(csr->version)); - - if (INTEL_GEN(dev_priv) >= 12) { - dc5_reg = TGL_DMC_DEBUG_DC5_COUNT; - dc6_reg = TGL_DMC_DEBUG_DC6_COUNT; - /* - * NOTE: DMC_DEBUG3 is a general purpose reg. - * According to B.Specs:49196 DMC f/w reuses DC5/6 counter - * reg for DC3CO debugging and validation, - * but TGL DMC f/w is using DMC_DEBUG3 reg for DC3CO counter. - */ - seq_printf(m, "DC3CO count: %d\n", I915_READ(DMC_DEBUG3)); - } else { - dc5_reg = IS_BROXTON(dev_priv) ? BXT_CSR_DC3_DC5_COUNT : - SKL_CSR_DC3_DC5_COUNT; - if (!IS_GEN9_LP(dev_priv)) - dc6_reg = SKL_CSR_DC5_DC6_COUNT; - } - - seq_printf(m, "DC3 -> DC5 count: %d\n", I915_READ(dc5_reg)); - if (dc6_reg.reg) - seq_printf(m, "DC5 -> DC6 count: %d\n", I915_READ(dc6_reg)); - -out: - seq_printf(m, "program base: 0x%08x\n", I915_READ(CSR_PROGRAM(0))); - seq_printf(m, "ssp base: 0x%08x\n", I915_READ(CSR_SSP_BASE)); - seq_printf(m, "htp: 0x%08x\n", I915_READ(CSR_HTP_SKL)); - - intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); - - return 0; -} - -static void intel_seq_print_mode(struct seq_file *m, int tabs, - const struct drm_display_mode *mode) -{ - int i; - - for (i = 0; i < tabs; i++) - seq_putc(m, '\t'); - - seq_printf(m, DRM_MODE_FMT "\n", DRM_MODE_ARG(mode)); -} - -static void intel_encoder_info(struct seq_file *m, - struct intel_crtc *crtc, - struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_connector_list_iter conn_iter; - struct drm_connector *connector; - - seq_printf(m, "\t[ENCODER:%d:%s]: connectors:\n", - encoder->base.base.id, encoder->base.name); - - drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - const struct drm_connector_state *conn_state = - connector->state; - - if (conn_state->best_encoder != &encoder->base) - continue; - - seq_printf(m, "\t\t[CONNECTOR:%d:%s]\n", - connector->base.id, connector->name); - } - drm_connector_list_iter_end(&conn_iter); -} - -static void intel_panel_info(struct seq_file *m, struct intel_panel *panel) -{ - const struct drm_display_mode *mode = panel->fixed_mode; - - seq_printf(m, "\tfixed mode: " DRM_MODE_FMT "\n", DRM_MODE_ARG(mode)); -} - -static void intel_hdcp_info(struct seq_file *m, - struct intel_connector *intel_connector) -{ - bool hdcp_cap, hdcp2_cap; - - hdcp_cap = intel_hdcp_capable(intel_connector); - hdcp2_cap = intel_hdcp2_capable(intel_connector); - - if (hdcp_cap) - seq_puts(m, "HDCP1.4 "); - if (hdcp2_cap) - seq_puts(m, "HDCP2.2 "); - - if (!hdcp_cap && !hdcp2_cap) - seq_puts(m, "None"); - - seq_puts(m, "\n"); -} - -static void intel_dp_info(struct seq_file *m, - struct intel_connector *intel_connector) -{ - struct intel_encoder *intel_encoder = intel_connector->encoder; - struct intel_dp *intel_dp = enc_to_intel_dp(intel_encoder); - - seq_printf(m, "\tDPCD rev: %x\n", intel_dp->dpcd[DP_DPCD_REV]); - seq_printf(m, "\taudio support: %s\n", yesno(intel_dp->has_audio)); - if (intel_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP) - intel_panel_info(m, &intel_connector->panel); - - drm_dp_downstream_debug(m, intel_dp->dpcd, intel_dp->downstream_ports, - &intel_dp->aux); - if (intel_connector->hdcp.shim) { - seq_puts(m, "\tHDCP version: "); - intel_hdcp_info(m, intel_connector); - } -} - -static void intel_dp_mst_info(struct seq_file *m, - struct intel_connector *intel_connector) -{ - struct intel_encoder *intel_encoder = intel_connector->encoder; - struct intel_dp_mst_encoder *intel_mst = - enc_to_mst(intel_encoder); - struct intel_digital_port *intel_dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &intel_dig_port->dp; - bool has_audio = drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, - intel_connector->port); - - seq_printf(m, "\taudio support: %s\n", yesno(has_audio)); -} - -static void intel_hdmi_info(struct seq_file *m, - struct intel_connector *intel_connector) -{ - struct intel_encoder *intel_encoder = intel_connector->encoder; - struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(intel_encoder); - - seq_printf(m, "\taudio support: %s\n", yesno(intel_hdmi->has_audio)); - if (intel_connector->hdcp.shim) { - seq_puts(m, "\tHDCP version: "); - intel_hdcp_info(m, intel_connector); - } -} - -static void intel_lvds_info(struct seq_file *m, - struct intel_connector *intel_connector) -{ - intel_panel_info(m, &intel_connector->panel); -} - -static void intel_connector_info(struct seq_file *m, - struct drm_connector *connector) -{ - struct intel_connector *intel_connector = to_intel_connector(connector); - const struct drm_connector_state *conn_state = connector->state; - struct intel_encoder *encoder = - to_intel_encoder(conn_state->best_encoder); - const struct drm_display_mode *mode; - - seq_printf(m, "[CONNECTOR:%d:%s]: status: %s\n", - connector->base.id, connector->name, - drm_get_connector_status_name(connector->status)); - - if (connector->status == connector_status_disconnected) - return; - - seq_printf(m, "\tphysical dimensions: %dx%dmm\n", - connector->display_info.width_mm, - connector->display_info.height_mm); - seq_printf(m, "\tsubpixel order: %s\n", - drm_get_subpixel_order_name(connector->display_info.subpixel_order)); - seq_printf(m, "\tCEA rev: %d\n", connector->display_info.cea_rev); - - if (!encoder) - return; - - switch (connector->connector_type) { - case DRM_MODE_CONNECTOR_DisplayPort: - case DRM_MODE_CONNECTOR_eDP: - if (encoder->type == INTEL_OUTPUT_DP_MST) - intel_dp_mst_info(m, intel_connector); - else - intel_dp_info(m, intel_connector); - break; - case DRM_MODE_CONNECTOR_LVDS: - if (encoder->type == INTEL_OUTPUT_LVDS) - intel_lvds_info(m, intel_connector); - break; - case DRM_MODE_CONNECTOR_HDMIA: - if (encoder->type == INTEL_OUTPUT_HDMI || - encoder->type == INTEL_OUTPUT_DDI) - intel_hdmi_info(m, intel_connector); - break; - default: - break; - } - - seq_printf(m, "\tmodes:\n"); - list_for_each_entry(mode, &connector->modes, head) - intel_seq_print_mode(m, 2, mode); -} - -static const char *plane_type(enum drm_plane_type type) -{ - switch (type) { - case DRM_PLANE_TYPE_OVERLAY: - return "OVL"; - case DRM_PLANE_TYPE_PRIMARY: - return "PRI"; - case DRM_PLANE_TYPE_CURSOR: - return "CUR"; - /* - * Deliberately omitting default: to generate compiler warnings - * when a new drm_plane_type gets added. - */ - } - - return "unknown"; -} - -static void plane_rotation(char *buf, size_t bufsize, unsigned int rotation) -{ - /* - * According to doc only one DRM_MODE_ROTATE_ is allowed but this - * will print them all to visualize if the values are misused - */ - snprintf(buf, bufsize, - "%s%s%s%s%s%s(0x%08x)", - (rotation & DRM_MODE_ROTATE_0) ? "0 " : "", - (rotation & DRM_MODE_ROTATE_90) ? "90 " : "", - (rotation & DRM_MODE_ROTATE_180) ? "180 " : "", - (rotation & DRM_MODE_ROTATE_270) ? "270 " : "", - (rotation & DRM_MODE_REFLECT_X) ? "FLIPX " : "", - (rotation & DRM_MODE_REFLECT_Y) ? "FLIPY " : "", - rotation); -} - -static void intel_plane_uapi_info(struct seq_file *m, struct intel_plane *plane) -{ - const struct intel_plane_state *plane_state = - to_intel_plane_state(plane->base.state); - const struct drm_framebuffer *fb = plane_state->uapi.fb; - struct drm_format_name_buf format_name; - struct drm_rect src, dst; - char rot_str[48]; - - src = drm_plane_state_src(&plane_state->uapi); - dst = drm_plane_state_dest(&plane_state->uapi); - - if (fb) - drm_get_format_name(fb->format->format, &format_name); - - plane_rotation(rot_str, sizeof(rot_str), - plane_state->uapi.rotation); - - seq_printf(m, "\t\tuapi: fb=%d,%s,%dx%d, src=" DRM_RECT_FP_FMT ", dst=" DRM_RECT_FMT ", rotation=%s\n", - fb ? fb->base.id : 0, fb ? format_name.str : "n/a", - fb ? fb->width : 0, fb ? fb->height : 0, - DRM_RECT_FP_ARG(&src), - DRM_RECT_ARG(&dst), - rot_str); -} - -static void intel_plane_hw_info(struct seq_file *m, struct intel_plane *plane) -{ - const struct intel_plane_state *plane_state = - to_intel_plane_state(plane->base.state); - const struct drm_framebuffer *fb = plane_state->hw.fb; - struct drm_format_name_buf format_name; - char rot_str[48]; - - if (!fb) - return; - - drm_get_format_name(fb->format->format, &format_name); - - plane_rotation(rot_str, sizeof(rot_str), - plane_state->hw.rotation); - - seq_printf(m, "\t\thw: fb=%d,%s,%dx%d, visible=%s, src=" DRM_RECT_FP_FMT ", dst=" DRM_RECT_FMT ", rotation=%s\n", - fb->base.id, format_name.str, - fb->width, fb->height, - yesno(plane_state->uapi.visible), - DRM_RECT_FP_ARG(&plane_state->uapi.src), - DRM_RECT_ARG(&plane_state->uapi.dst), - rot_str); -} - -static void intel_plane_info(struct seq_file *m, struct intel_crtc *crtc) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct intel_plane *plane; - - for_each_intel_plane_on_crtc(&dev_priv->drm, crtc, plane) { - seq_printf(m, "\t[PLANE:%d:%s]: type=%s\n", - plane->base.base.id, plane->base.name, - plane_type(plane->base.type)); - intel_plane_uapi_info(m, plane); - intel_plane_hw_info(m, plane); - } -} - -static void intel_scaler_info(struct seq_file *m, struct intel_crtc *crtc) -{ - const struct intel_crtc_state *crtc_state = - to_intel_crtc_state(crtc->base.state); - int num_scalers = crtc->num_scalers; - int i; - - /* Not all platformas have a scaler */ - if (num_scalers) { - seq_printf(m, "\tnum_scalers=%d, scaler_users=%x scaler_id=%d", - num_scalers, - crtc_state->scaler_state.scaler_users, - crtc_state->scaler_state.scaler_id); - - for (i = 0; i < num_scalers; i++) { - const struct intel_scaler *sc = - &crtc_state->scaler_state.scalers[i]; - - seq_printf(m, ", scalers[%d]: use=%s, mode=%x", - i, yesno(sc->in_use), sc->mode); - } - seq_puts(m, "\n"); - } else { - seq_puts(m, "\tNo scalers available on this platform\n"); - } -} - -static void intel_crtc_info(struct seq_file *m, struct intel_crtc *crtc) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - const struct intel_crtc_state *crtc_state = - to_intel_crtc_state(crtc->base.state); - struct intel_encoder *encoder; - - seq_printf(m, "[CRTC:%d:%s]:\n", - crtc->base.base.id, crtc->base.name); - - seq_printf(m, "\tuapi: enable=%s, active=%s, mode=" DRM_MODE_FMT "\n", - yesno(crtc_state->uapi.enable), - yesno(crtc_state->uapi.active), - DRM_MODE_ARG(&crtc_state->uapi.mode)); - - if (crtc_state->hw.enable) { - seq_printf(m, "\thw: active=%s, adjusted_mode=" DRM_MODE_FMT "\n", - yesno(crtc_state->hw.active), - DRM_MODE_ARG(&crtc_state->hw.adjusted_mode)); - - seq_printf(m, "\tpipe src size=%dx%d, dither=%s, bpp=%d\n", - crtc_state->pipe_src_w, crtc_state->pipe_src_h, - yesno(crtc_state->dither), crtc_state->pipe_bpp); - - intel_scaler_info(m, crtc); - } - - for_each_intel_encoder_mask(&dev_priv->drm, encoder, - crtc_state->uapi.encoder_mask) - intel_encoder_info(m, crtc, encoder); - - intel_plane_info(m, crtc); - - seq_printf(m, "\tunderrun reporting: cpu=%s pch=%s\n", - yesno(!crtc->cpu_fifo_underrun_disabled), - yesno(!crtc->pch_fifo_underrun_disabled)); -} - -static int i915_display_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - intel_wakeref_t wakeref; - - wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - - drm_modeset_lock_all(dev); - - seq_printf(m, "CRTC info\n"); - seq_printf(m, "---------\n"); - for_each_intel_crtc(dev, crtc) - intel_crtc_info(m, crtc); - - seq_printf(m, "\n"); - seq_printf(m, "Connector info\n"); - seq_printf(m, "--------------\n"); - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) - intel_connector_info(m, connector); - drm_connector_list_iter_end(&conn_iter); - - drm_modeset_unlock_all(dev); - - intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); - - return 0; -} - static int i915_engine_info(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -2733,55 +1608,6 @@ static int i915_shrinker_info(struct seq_file *m, void *unused) return 0; } -static int i915_shared_dplls_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - int i; - - drm_modeset_lock_all(dev); - for (i = 0; i < dev_priv->num_shared_dpll; i++) { - struct intel_shared_dpll *pll = &dev_priv->shared_dplls[i]; - - seq_printf(m, "DPLL%i: %s, id: %i\n", i, pll->info->name, - pll->info->id); - seq_printf(m, " crtc_mask: 0x%08x, active: 0x%x, on: %s\n", - pll->state.crtc_mask, pll->active_mask, yesno(pll->on)); - seq_printf(m, " tracked hardware state:\n"); - seq_printf(m, " dpll: 0x%08x\n", pll->state.hw_state.dpll); - seq_printf(m, " dpll_md: 0x%08x\n", - pll->state.hw_state.dpll_md); - seq_printf(m, " fp0: 0x%08x\n", pll->state.hw_state.fp0); - seq_printf(m, " fp1: 0x%08x\n", pll->state.hw_state.fp1); - seq_printf(m, " wrpll: 0x%08x\n", pll->state.hw_state.wrpll); - seq_printf(m, " cfgcr0: 0x%08x\n", pll->state.hw_state.cfgcr0); - seq_printf(m, " cfgcr1: 0x%08x\n", pll->state.hw_state.cfgcr1); - seq_printf(m, " mg_refclkin_ctl: 0x%08x\n", - pll->state.hw_state.mg_refclkin_ctl); - seq_printf(m, " mg_clktop2_coreclkctl1: 0x%08x\n", - pll->state.hw_state.mg_clktop2_coreclkctl1); - seq_printf(m, " mg_clktop2_hsclkctl: 0x%08x\n", - pll->state.hw_state.mg_clktop2_hsclkctl); - seq_printf(m, " mg_pll_div0: 0x%08x\n", - pll->state.hw_state.mg_pll_div0); - seq_printf(m, " mg_pll_div1: 0x%08x\n", - pll->state.hw_state.mg_pll_div1); - seq_printf(m, " mg_pll_lf: 0x%08x\n", - pll->state.hw_state.mg_pll_lf); - seq_printf(m, " mg_pll_frac_lock: 0x%08x\n", - pll->state.hw_state.mg_pll_frac_lock); - seq_printf(m, " mg_pll_ssc: 0x%08x\n", - pll->state.hw_state.mg_pll_ssc); - seq_printf(m, " mg_pll_bias: 0x%08x\n", - pll->state.hw_state.mg_pll_bias); - seq_printf(m, " mg_pll_tdc_coldst_bias: 0x%08x\n", - pll->state.hw_state.mg_pll_tdc_coldst_bias); - } - drm_modeset_unlock_all(dev); - - return 0; -} - static int i915_wa_registers(struct seq_file *m, void *unused) { struct drm_i915_private *i915 = node_to_i915(m->private); @@ -2802,7 +1628,7 @@ static int i915_wa_registers(struct seq_file *m, void *unused) for (wa = wal->list; count--; wa++) seq_printf(m, "0x%X: 0x%08X, mask: 0x%08X\n", i915_mmio_reg_offset(wa->reg), - wa->val, wa->mask); + wa->set, wa->clr); seq_printf(m, "\n"); } @@ -2810,646 +1636,6 @@ static int i915_wa_registers(struct seq_file *m, void *unused) return 0; } -static int i915_ipc_status_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - - seq_printf(m, "Isochronous Priority Control: %s\n", - yesno(dev_priv->ipc_enabled)); - return 0; -} - -static int i915_ipc_status_open(struct inode *inode, struct file *file) -{ - struct drm_i915_private *dev_priv = inode->i_private; - - if (!HAS_IPC(dev_priv)) - return -ENODEV; - - return single_open(file, i915_ipc_status_show, dev_priv); -} - -static ssize_t i915_ipc_status_write(struct file *file, const char __user *ubuf, - size_t len, loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - intel_wakeref_t wakeref; - bool enable; - int ret; - - ret = kstrtobool_from_user(ubuf, len, &enable); - if (ret < 0) - return ret; - - with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref) { - if (!dev_priv->ipc_enabled && enable) - DRM_INFO("Enabling IPC: WM will be proper only after next commit\n"); - dev_priv->wm.distrust_bios_wm = true; - dev_priv->ipc_enabled = enable; - intel_enable_ipc(dev_priv); - } - - return len; -} - -static const struct file_operations i915_ipc_status_fops = { - .owner = THIS_MODULE, - .open = i915_ipc_status_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = i915_ipc_status_write -}; - -static int i915_ddb_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - struct skl_ddb_entry *entry; - struct intel_crtc *crtc; - - if (INTEL_GEN(dev_priv) < 9) - return -ENODEV; - - drm_modeset_lock_all(dev); - - seq_printf(m, "%-15s%8s%8s%8s\n", "", "Start", "End", "Size"); - - for_each_intel_crtc(&dev_priv->drm, crtc) { - struct intel_crtc_state *crtc_state = - to_intel_crtc_state(crtc->base.state); - enum pipe pipe = crtc->pipe; - enum plane_id plane_id; - - seq_printf(m, "Pipe %c\n", pipe_name(pipe)); - - for_each_plane_id_on_crtc(crtc, plane_id) { - entry = &crtc_state->wm.skl.plane_ddb_y[plane_id]; - seq_printf(m, " Plane%-8d%8u%8u%8u\n", plane_id + 1, - entry->start, entry->end, - skl_ddb_entry_size(entry)); - } - - entry = &crtc_state->wm.skl.plane_ddb_y[PLANE_CURSOR]; - seq_printf(m, " %-13s%8u%8u%8u\n", "Cursor", entry->start, - entry->end, skl_ddb_entry_size(entry)); - } - - drm_modeset_unlock_all(dev); - - return 0; -} - -static void drrs_status_per_crtc(struct seq_file *m, - struct drm_device *dev, - struct intel_crtc *intel_crtc) -{ - struct drm_i915_private *dev_priv = to_i915(dev); - struct i915_drrs *drrs = &dev_priv->drrs; - int vrefresh = 0; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - if (connector->state->crtc != &intel_crtc->base) - continue; - - seq_printf(m, "%s:\n", connector->name); - } - drm_connector_list_iter_end(&conn_iter); - - if (dev_priv->vbt.drrs_type == STATIC_DRRS_SUPPORT) - seq_puts(m, "\tVBT: DRRS_type: Static"); - else if (dev_priv->vbt.drrs_type == SEAMLESS_DRRS_SUPPORT) - seq_puts(m, "\tVBT: DRRS_type: Seamless"); - else if (dev_priv->vbt.drrs_type == DRRS_NOT_SUPPORTED) - seq_puts(m, "\tVBT: DRRS_type: None"); - else - seq_puts(m, "\tVBT: DRRS_type: FIXME: Unrecognized Value"); - - seq_puts(m, "\n\n"); - - if (to_intel_crtc_state(intel_crtc->base.state)->has_drrs) { - struct intel_panel *panel; - - mutex_lock(&drrs->mutex); - /* DRRS Supported */ - seq_puts(m, "\tDRRS Supported: Yes\n"); - - /* disable_drrs() will make drrs->dp NULL */ - if (!drrs->dp) { - seq_puts(m, "Idleness DRRS: Disabled\n"); - if (dev_priv->psr.enabled) - seq_puts(m, - "\tAs PSR is enabled, DRRS is not enabled\n"); - mutex_unlock(&drrs->mutex); - return; - } - - panel = &drrs->dp->attached_connector->panel; - seq_printf(m, "\t\tBusy_frontbuffer_bits: 0x%X", - drrs->busy_frontbuffer_bits); - - seq_puts(m, "\n\t\t"); - if (drrs->refresh_rate_type == DRRS_HIGH_RR) { - seq_puts(m, "DRRS_State: DRRS_HIGH_RR\n"); - vrefresh = panel->fixed_mode->vrefresh; - } else if (drrs->refresh_rate_type == DRRS_LOW_RR) { - seq_puts(m, "DRRS_State: DRRS_LOW_RR\n"); - vrefresh = panel->downclock_mode->vrefresh; - } else { - seq_printf(m, "DRRS_State: Unknown(%d)\n", - drrs->refresh_rate_type); - mutex_unlock(&drrs->mutex); - return; - } - seq_printf(m, "\t\tVrefresh: %d", vrefresh); - - seq_puts(m, "\n\t\t"); - mutex_unlock(&drrs->mutex); - } else { - /* DRRS not supported. Print the VBT parameter*/ - seq_puts(m, "\tDRRS Supported : No"); - } - seq_puts(m, "\n"); -} - -static int i915_drrs_status(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *intel_crtc; - int active_crtc_cnt = 0; - - drm_modeset_lock_all(dev); - for_each_intel_crtc(dev, intel_crtc) { - if (intel_crtc->base.state->active) { - active_crtc_cnt++; - seq_printf(m, "\nCRTC %d: ", active_crtc_cnt); - - drrs_status_per_crtc(m, dev, intel_crtc); - } - } - drm_modeset_unlock_all(dev); - - if (!active_crtc_cnt) - seq_puts(m, "No active crtc found\n"); - - return 0; -} - -static int i915_dp_mst_info(struct seq_file *m, void *unused) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - struct intel_encoder *intel_encoder; - struct intel_digital_port *intel_dig_port; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) - continue; - - intel_encoder = intel_attached_encoder(to_intel_connector(connector)); - if (!intel_encoder || intel_encoder->type == INTEL_OUTPUT_DP_MST) - continue; - - intel_dig_port = enc_to_dig_port(intel_encoder); - if (!intel_dig_port->dp.can_mst) - continue; - - seq_printf(m, "MST Source Port [ENCODER:%d:%s]\n", - intel_dig_port->base.base.base.id, - intel_dig_port->base.base.name); - drm_dp_mst_dump_topology(m, &intel_dig_port->dp.mst_mgr); - } - drm_connector_list_iter_end(&conn_iter); - - return 0; -} - -static ssize_t i915_displayport_test_active_write(struct file *file, - const char __user *ubuf, - size_t len, loff_t *offp) -{ - char *input_buffer; - int status = 0; - struct drm_device *dev; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - struct intel_dp *intel_dp; - int val = 0; - - dev = ((struct seq_file *)file->private_data)->private; - - if (len == 0) - return 0; - - input_buffer = memdup_user_nul(ubuf, len); - if (IS_ERR(input_buffer)) - return PTR_ERR(input_buffer); - - DRM_DEBUG_DRIVER("Copied %d bytes from user\n", (unsigned int)len); - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - struct intel_encoder *encoder; - - if (connector->connector_type != - DRM_MODE_CONNECTOR_DisplayPort) - continue; - - encoder = to_intel_encoder(connector->encoder); - if (encoder && encoder->type == INTEL_OUTPUT_DP_MST) - continue; - - if (encoder && connector->status == connector_status_connected) { - intel_dp = enc_to_intel_dp(encoder); - status = kstrtoint(input_buffer, 10, &val); - if (status < 0) - break; - DRM_DEBUG_DRIVER("Got %d for test active\n", val); - /* To prevent erroneous activation of the compliance - * testing code, only accept an actual value of 1 here - */ - if (val == 1) - intel_dp->compliance.test_active = true; - else - intel_dp->compliance.test_active = false; - } - } - drm_connector_list_iter_end(&conn_iter); - kfree(input_buffer); - if (status < 0) - return status; - - *offp += len; - return len; -} - -static int i915_displayport_test_active_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - struct drm_device *dev = &dev_priv->drm; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - struct intel_dp *intel_dp; - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - struct intel_encoder *encoder; - - if (connector->connector_type != - DRM_MODE_CONNECTOR_DisplayPort) - continue; - - encoder = to_intel_encoder(connector->encoder); - if (encoder && encoder->type == INTEL_OUTPUT_DP_MST) - continue; - - if (encoder && connector->status == connector_status_connected) { - intel_dp = enc_to_intel_dp(encoder); - if (intel_dp->compliance.test_active) - seq_puts(m, "1"); - else - seq_puts(m, "0"); - } else - seq_puts(m, "0"); - } - drm_connector_list_iter_end(&conn_iter); - - return 0; -} - -static int i915_displayport_test_active_open(struct inode *inode, - struct file *file) -{ - return single_open(file, i915_displayport_test_active_show, - inode->i_private); -} - -static const struct file_operations i915_displayport_test_active_fops = { - .owner = THIS_MODULE, - .open = i915_displayport_test_active_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = i915_displayport_test_active_write -}; - -static int i915_displayport_test_data_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - struct drm_device *dev = &dev_priv->drm; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - struct intel_dp *intel_dp; - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - struct intel_encoder *encoder; - - if (connector->connector_type != - DRM_MODE_CONNECTOR_DisplayPort) - continue; - - encoder = to_intel_encoder(connector->encoder); - if (encoder && encoder->type == INTEL_OUTPUT_DP_MST) - continue; - - if (encoder && connector->status == connector_status_connected) { - intel_dp = enc_to_intel_dp(encoder); - if (intel_dp->compliance.test_type == - DP_TEST_LINK_EDID_READ) - seq_printf(m, "%lx", - intel_dp->compliance.test_data.edid); - else if (intel_dp->compliance.test_type == - DP_TEST_LINK_VIDEO_PATTERN) { - seq_printf(m, "hdisplay: %d\n", - intel_dp->compliance.test_data.hdisplay); - seq_printf(m, "vdisplay: %d\n", - intel_dp->compliance.test_data.vdisplay); - seq_printf(m, "bpc: %u\n", - intel_dp->compliance.test_data.bpc); - } - } else - seq_puts(m, "0"); - } - drm_connector_list_iter_end(&conn_iter); - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_displayport_test_data); - -static int i915_displayport_test_type_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - struct drm_device *dev = &dev_priv->drm; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - struct intel_dp *intel_dp; - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - struct intel_encoder *encoder; - - if (connector->connector_type != - DRM_MODE_CONNECTOR_DisplayPort) - continue; - - encoder = to_intel_encoder(connector->encoder); - if (encoder && encoder->type == INTEL_OUTPUT_DP_MST) - continue; - - if (encoder && connector->status == connector_status_connected) { - intel_dp = enc_to_intel_dp(encoder); - seq_printf(m, "%02lx", intel_dp->compliance.test_type); - } else - seq_puts(m, "0"); - } - drm_connector_list_iter_end(&conn_iter); - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_displayport_test_type); - -static void wm_latency_show(struct seq_file *m, const u16 wm[8]) -{ - struct drm_i915_private *dev_priv = m->private; - struct drm_device *dev = &dev_priv->drm; - int level; - int num_levels; - - if (IS_CHERRYVIEW(dev_priv)) - num_levels = 3; - else if (IS_VALLEYVIEW(dev_priv)) - num_levels = 1; - else if (IS_G4X(dev_priv)) - num_levels = 3; - else - num_levels = ilk_wm_max_level(dev_priv) + 1; - - drm_modeset_lock_all(dev); - - for (level = 0; level < num_levels; level++) { - unsigned int latency = wm[level]; - - /* - * - WM1+ latency values in 0.5us units - * - latencies are in us on gen9/vlv/chv - */ - if (INTEL_GEN(dev_priv) >= 9 || - IS_VALLEYVIEW(dev_priv) || - IS_CHERRYVIEW(dev_priv) || - IS_G4X(dev_priv)) - latency *= 10; - else if (level > 0) - latency *= 5; - - seq_printf(m, "WM%d %u (%u.%u usec)\n", - level, wm[level], latency / 10, latency % 10); - } - - drm_modeset_unlock_all(dev); -} - -static int pri_wm_latency_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - const u16 *latencies; - - if (INTEL_GEN(dev_priv) >= 9) - latencies = dev_priv->wm.skl_latency; - else - latencies = dev_priv->wm.pri_latency; - - wm_latency_show(m, latencies); - - return 0; -} - -static int spr_wm_latency_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - const u16 *latencies; - - if (INTEL_GEN(dev_priv) >= 9) - latencies = dev_priv->wm.skl_latency; - else - latencies = dev_priv->wm.spr_latency; - - wm_latency_show(m, latencies); - - return 0; -} - -static int cur_wm_latency_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - const u16 *latencies; - - if (INTEL_GEN(dev_priv) >= 9) - latencies = dev_priv->wm.skl_latency; - else - latencies = dev_priv->wm.cur_latency; - - wm_latency_show(m, latencies); - - return 0; -} - -static int pri_wm_latency_open(struct inode *inode, struct file *file) -{ - struct drm_i915_private *dev_priv = inode->i_private; - - if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv)) - return -ENODEV; - - return single_open(file, pri_wm_latency_show, dev_priv); -} - -static int spr_wm_latency_open(struct inode *inode, struct file *file) -{ - struct drm_i915_private *dev_priv = inode->i_private; - - if (HAS_GMCH(dev_priv)) - return -ENODEV; - - return single_open(file, spr_wm_latency_show, dev_priv); -} - -static int cur_wm_latency_open(struct inode *inode, struct file *file) -{ - struct drm_i915_private *dev_priv = inode->i_private; - - if (HAS_GMCH(dev_priv)) - return -ENODEV; - - return single_open(file, cur_wm_latency_show, dev_priv); -} - -static ssize_t wm_latency_write(struct file *file, const char __user *ubuf, - size_t len, loff_t *offp, u16 wm[8]) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - struct drm_device *dev = &dev_priv->drm; - u16 new[8] = { 0 }; - int num_levels; - int level; - int ret; - char tmp[32]; - - if (IS_CHERRYVIEW(dev_priv)) - num_levels = 3; - else if (IS_VALLEYVIEW(dev_priv)) - num_levels = 1; - else if (IS_G4X(dev_priv)) - num_levels = 3; - else - num_levels = ilk_wm_max_level(dev_priv) + 1; - - if (len >= sizeof(tmp)) - return -EINVAL; - - if (copy_from_user(tmp, ubuf, len)) - return -EFAULT; - - tmp[len] = '\0'; - - ret = sscanf(tmp, "%hu %hu %hu %hu %hu %hu %hu %hu", - &new[0], &new[1], &new[2], &new[3], - &new[4], &new[5], &new[6], &new[7]); - if (ret != num_levels) - return -EINVAL; - - drm_modeset_lock_all(dev); - - for (level = 0; level < num_levels; level++) - wm[level] = new[level]; - - drm_modeset_unlock_all(dev); - - return len; -} - - -static ssize_t pri_wm_latency_write(struct file *file, const char __user *ubuf, - size_t len, loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - u16 *latencies; - - if (INTEL_GEN(dev_priv) >= 9) - latencies = dev_priv->wm.skl_latency; - else - latencies = dev_priv->wm.pri_latency; - - return wm_latency_write(file, ubuf, len, offp, latencies); -} - -static ssize_t spr_wm_latency_write(struct file *file, const char __user *ubuf, - size_t len, loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - u16 *latencies; - - if (INTEL_GEN(dev_priv) >= 9) - latencies = dev_priv->wm.skl_latency; - else - latencies = dev_priv->wm.spr_latency; - - return wm_latency_write(file, ubuf, len, offp, latencies); -} - -static ssize_t cur_wm_latency_write(struct file *file, const char __user *ubuf, - size_t len, loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - u16 *latencies; - - if (INTEL_GEN(dev_priv) >= 9) - latencies = dev_priv->wm.skl_latency; - else - latencies = dev_priv->wm.cur_latency; - - return wm_latency_write(file, ubuf, len, offp, latencies); -} - -static const struct file_operations i915_pri_wm_latency_fops = { - .owner = THIS_MODULE, - .open = pri_wm_latency_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = pri_wm_latency_write -}; - -static const struct file_operations i915_spr_wm_latency_fops = { - .owner = THIS_MODULE, - .open = spr_wm_latency_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = spr_wm_latency_write -}; - -static const struct file_operations i915_cur_wm_latency_fops = { - .owner = THIS_MODULE, - .open = cur_wm_latency_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = cur_wm_latency_write -}; - static int i915_wedged_get(void *data, u64 *val) { @@ -3641,7 +1827,8 @@ i915_cache_sharing_set(void *data, u64 val) if (val > 3) return -EINVAL; - DRM_DEBUG_DRIVER("Manually setting uncore sharing to %llu\n", val); + drm_dbg(&dev_priv->drm, + "Manually setting uncore sharing to %llu\n", val); with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref) { u32 snpcr; @@ -3947,292 +2134,6 @@ static const struct file_operations i915_forcewake_fops = { .release = i915_forcewake_release, }; -static int i915_hpd_storm_ctl_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - struct i915_hotplug *hotplug = &dev_priv->hotplug; - - /* Synchronize with everything first in case there's been an HPD - * storm, but we haven't finished handling it in the kernel yet - */ - intel_synchronize_irq(dev_priv); - flush_work(&dev_priv->hotplug.dig_port_work); - flush_delayed_work(&dev_priv->hotplug.hotplug_work); - - seq_printf(m, "Threshold: %d\n", hotplug->hpd_storm_threshold); - seq_printf(m, "Detected: %s\n", - yesno(delayed_work_pending(&hotplug->reenable_work))); - - return 0; -} - -static ssize_t i915_hpd_storm_ctl_write(struct file *file, - const char __user *ubuf, size_t len, - loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - struct i915_hotplug *hotplug = &dev_priv->hotplug; - unsigned int new_threshold; - int i; - char *newline; - char tmp[16]; - - if (len >= sizeof(tmp)) - return -EINVAL; - - if (copy_from_user(tmp, ubuf, len)) - return -EFAULT; - - tmp[len] = '\0'; - - /* Strip newline, if any */ - newline = strchr(tmp, '\n'); - if (newline) - *newline = '\0'; - - if (strcmp(tmp, "reset") == 0) - new_threshold = HPD_STORM_DEFAULT_THRESHOLD; - else if (kstrtouint(tmp, 10, &new_threshold) != 0) - return -EINVAL; - - if (new_threshold > 0) - DRM_DEBUG_KMS("Setting HPD storm detection threshold to %d\n", - new_threshold); - else - DRM_DEBUG_KMS("Disabling HPD storm detection\n"); - - spin_lock_irq(&dev_priv->irq_lock); - hotplug->hpd_storm_threshold = new_threshold; - /* Reset the HPD storm stats so we don't accidentally trigger a storm */ - for_each_hpd_pin(i) - hotplug->stats[i].count = 0; - spin_unlock_irq(&dev_priv->irq_lock); - - /* Re-enable hpd immediately if we were in an irq storm */ - flush_delayed_work(&dev_priv->hotplug.reenable_work); - - return len; -} - -static int i915_hpd_storm_ctl_open(struct inode *inode, struct file *file) -{ - return single_open(file, i915_hpd_storm_ctl_show, inode->i_private); -} - -static const struct file_operations i915_hpd_storm_ctl_fops = { - .owner = THIS_MODULE, - .open = i915_hpd_storm_ctl_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = i915_hpd_storm_ctl_write -}; - -static int i915_hpd_short_storm_ctl_show(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = m->private; - - seq_printf(m, "Enabled: %s\n", - yesno(dev_priv->hotplug.hpd_short_storm_enabled)); - - return 0; -} - -static int -i915_hpd_short_storm_ctl_open(struct inode *inode, struct file *file) -{ - return single_open(file, i915_hpd_short_storm_ctl_show, - inode->i_private); -} - -static ssize_t i915_hpd_short_storm_ctl_write(struct file *file, - const char __user *ubuf, - size_t len, loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct drm_i915_private *dev_priv = m->private; - struct i915_hotplug *hotplug = &dev_priv->hotplug; - char *newline; - char tmp[16]; - int i; - bool new_state; - - if (len >= sizeof(tmp)) - return -EINVAL; - - if (copy_from_user(tmp, ubuf, len)) - return -EFAULT; - - tmp[len] = '\0'; - - /* Strip newline, if any */ - newline = strchr(tmp, '\n'); - if (newline) - *newline = '\0'; - - /* Reset to the "default" state for this system */ - if (strcmp(tmp, "reset") == 0) - new_state = !HAS_DP_MST(dev_priv); - else if (kstrtobool(tmp, &new_state) != 0) - return -EINVAL; - - DRM_DEBUG_KMS("%sabling HPD short storm detection\n", - new_state ? "En" : "Dis"); - - spin_lock_irq(&dev_priv->irq_lock); - hotplug->hpd_short_storm_enabled = new_state; - /* Reset the HPD storm stats so we don't accidentally trigger a storm */ - for_each_hpd_pin(i) - hotplug->stats[i].count = 0; - spin_unlock_irq(&dev_priv->irq_lock); - - /* Re-enable hpd immediately if we were in an irq storm */ - flush_delayed_work(&dev_priv->hotplug.reenable_work); - - return len; -} - -static const struct file_operations i915_hpd_short_storm_ctl_fops = { - .owner = THIS_MODULE, - .open = i915_hpd_short_storm_ctl_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = i915_hpd_short_storm_ctl_write, -}; - -static int i915_drrs_ctl_set(void *data, u64 val) -{ - struct drm_i915_private *dev_priv = data; - struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc; - - if (INTEL_GEN(dev_priv) < 7) - return -ENODEV; - - for_each_intel_crtc(dev, crtc) { - struct drm_connector_list_iter conn_iter; - struct intel_crtc_state *crtc_state; - struct drm_connector *connector; - struct drm_crtc_commit *commit; - int ret; - - ret = drm_modeset_lock_single_interruptible(&crtc->base.mutex); - if (ret) - return ret; - - crtc_state = to_intel_crtc_state(crtc->base.state); - - if (!crtc_state->hw.active || - !crtc_state->has_drrs) - goto out; - - commit = crtc_state->uapi.commit; - if (commit) { - ret = wait_for_completion_interruptible(&commit->hw_done); - if (ret) - goto out; - } - - drm_connector_list_iter_begin(dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - struct intel_encoder *encoder; - struct intel_dp *intel_dp; - - if (!(crtc_state->uapi.connector_mask & - drm_connector_mask(connector))) - continue; - - encoder = intel_attached_encoder(to_intel_connector(connector)); - if (encoder->type != INTEL_OUTPUT_EDP) - continue; - - DRM_DEBUG_DRIVER("Manually %sabling DRRS. %llu\n", - val ? "en" : "dis", val); - - intel_dp = enc_to_intel_dp(encoder); - if (val) - intel_edp_drrs_enable(intel_dp, - crtc_state); - else - intel_edp_drrs_disable(intel_dp, - crtc_state); - } - drm_connector_list_iter_end(&conn_iter); - -out: - drm_modeset_unlock(&crtc->base.mutex); - if (ret) - return ret; - } - - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(i915_drrs_ctl_fops, NULL, i915_drrs_ctl_set, "%llu\n"); - -static ssize_t -i915_fifo_underrun_reset_write(struct file *filp, - const char __user *ubuf, - size_t cnt, loff_t *ppos) -{ - struct drm_i915_private *dev_priv = filp->private_data; - struct intel_crtc *intel_crtc; - struct drm_device *dev = &dev_priv->drm; - int ret; - bool reset; - - ret = kstrtobool_from_user(ubuf, cnt, &reset); - if (ret) - return ret; - - if (!reset) - return cnt; - - for_each_intel_crtc(dev, intel_crtc) { - struct drm_crtc_commit *commit; - struct intel_crtc_state *crtc_state; - - ret = drm_modeset_lock_single_interruptible(&intel_crtc->base.mutex); - if (ret) - return ret; - - crtc_state = to_intel_crtc_state(intel_crtc->base.state); - commit = crtc_state->uapi.commit; - if (commit) { - ret = wait_for_completion_interruptible(&commit->hw_done); - if (!ret) - ret = wait_for_completion_interruptible(&commit->flip_done); - } - - if (!ret && crtc_state->hw.active) { - DRM_DEBUG_KMS("Re-arming FIFO underruns on pipe %c\n", - pipe_name(intel_crtc->pipe)); - - intel_crtc_arm_fifo_underrun(intel_crtc, crtc_state); - } - - drm_modeset_unlock(&intel_crtc->base.mutex); - - if (ret) - return ret; - } - - ret = intel_fbc_reset_underrun(dev_priv); - if (ret) - return ret; - - return cnt; -} - -static const struct file_operations i915_fifo_underrun_reset_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .write = i915_fifo_underrun_reset_write, - .llseek = default_llseek, -}; - static const struct drm_info_list i915_debugfs_list[] = { {"i915_capabilities", i915_capabilities, 0}, {"i915_gem_objects", i915_gem_object_info, 0}, @@ -4245,34 +2146,16 @@ static const struct drm_info_list i915_debugfs_list[] = { {"i915_guc_stage_pool", i915_guc_stage_pool, 0}, {"i915_huc_load_status", i915_huc_load_status_info, 0}, {"i915_frequency_info", i915_frequency_info, 0}, - {"i915_drpc_info", i915_drpc_info, 0}, {"i915_ring_freq_table", i915_ring_freq_table, 0}, - {"i915_frontbuffer_tracking", i915_frontbuffer_tracking, 0}, - {"i915_fbc_status", i915_fbc_status, 0}, - {"i915_ips_status", i915_ips_status, 0}, - {"i915_sr_status", i915_sr_status, 0}, - {"i915_opregion", i915_opregion, 0}, - {"i915_vbt", i915_vbt, 0}, - {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0}, {"i915_context_status", i915_context_status, 0}, - {"i915_forcewake_domains", i915_forcewake_domains, 0}, {"i915_swizzle_info", i915_swizzle_info, 0}, {"i915_llc", i915_llc, 0}, - {"i915_edp_psr_status", i915_edp_psr_status, 0}, - {"i915_energy_uJ", i915_energy_uJ, 0}, {"i915_runtime_pm_status", i915_runtime_pm_status, 0}, - {"i915_power_domain_info", i915_power_domain_info, 0}, - {"i915_dmc_info", i915_dmc_info, 0}, - {"i915_display_info", i915_display_info, 0}, {"i915_engine_info", i915_engine_info, 0}, {"i915_rcs_topology", i915_rcs_topology, 0}, {"i915_shrinker_info", i915_shrinker_info, 0}, - {"i915_shared_dplls_info", i915_shared_dplls_info, 0}, - {"i915_dp_mst_info", i915_dp_mst_info, 0}, {"i915_wa_registers", i915_wa_registers, 0}, - {"i915_ddb_info", i915_ddb_info, 0}, {"i915_sseu_status", i915_sseu_status, 0}, - {"i915_drrs_status", i915_drrs_status, 0}, {"i915_rps_boost_info", i915_rps_boost_info, 0}, }; #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list) @@ -4289,21 +2172,8 @@ static const struct i915_debugfs_files { {"i915_error_state", &i915_error_state_fops}, {"i915_gpu_info", &i915_gpu_info_fops}, #endif - {"i915_fifo_underrun_reset", &i915_fifo_underrun_reset_ops}, - {"i915_pri_wm_latency", &i915_pri_wm_latency_fops}, - {"i915_spr_wm_latency", &i915_spr_wm_latency_fops}, - {"i915_cur_wm_latency", &i915_cur_wm_latency_fops}, - {"i915_fbc_false_color", &i915_fbc_false_color_fops}, - {"i915_dp_test_data", &i915_displayport_test_data_fops}, - {"i915_dp_test_type", &i915_displayport_test_type_fops}, - {"i915_dp_test_active", &i915_displayport_test_active_fops}, {"i915_guc_log_level", &i915_guc_log_level_fops}, {"i915_guc_log_relay", &i915_guc_log_relay_fops}, - {"i915_hpd_storm_ctl", &i915_hpd_storm_ctl_fops}, - {"i915_hpd_short_storm_ctl", &i915_hpd_short_storm_ctl_fops}, - {"i915_ipc_status", &i915_ipc_status_fops}, - {"i915_drrs_ctl", &i915_drrs_ctl_fops}, - {"i915_edp_psr_debug", &i915_edp_psr_debug_fops} }; int i915_debugfs_register(struct drm_i915_private *dev_priv) @@ -4311,9 +2181,10 @@ int i915_debugfs_register(struct drm_i915_private *dev_priv) struct drm_minor *minor = dev_priv->drm.primary; int i; + i915_debugfs_params(dev_priv); + debugfs_create_file("i915_forcewake_user", S_IRUSR, minor->debugfs_root, to_i915(minor->dev), &i915_forcewake_fops); - for (i = 0; i < ARRAY_SIZE(i915_debugfs_files); i++) { debugfs_create_file(i915_debugfs_files[i].name, S_IRUGO | S_IWUSR, @@ -4326,254 +2197,3 @@ int i915_debugfs_register(struct drm_i915_private *dev_priv) I915_DEBUGFS_ENTRIES, minor->debugfs_root, minor); } - -struct dpcd_block { - /* DPCD dump start address. */ - unsigned int offset; - /* DPCD dump end address, inclusive. If unset, .size will be used. */ - unsigned int end; - /* DPCD dump size. Used if .end is unset. If unset, defaults to 1. */ - size_t size; - /* Only valid for eDP. */ - bool edp; -}; - -static const struct dpcd_block i915_dpcd_debug[] = { - { .offset = DP_DPCD_REV, .size = DP_RECEIVER_CAP_SIZE }, - { .offset = DP_PSR_SUPPORT, .end = DP_PSR_CAPS }, - { .offset = DP_DOWNSTREAM_PORT_0, .size = 16 }, - { .offset = DP_LINK_BW_SET, .end = DP_EDP_CONFIGURATION_SET }, - { .offset = DP_SINK_COUNT, .end = DP_ADJUST_REQUEST_LANE2_3 }, - { .offset = DP_SET_POWER }, - { .offset = DP_EDP_DPCD_REV }, - { .offset = DP_EDP_GENERAL_CAP_1, .end = DP_EDP_GENERAL_CAP_3 }, - { .offset = DP_EDP_DISPLAY_CONTROL_REGISTER, .end = DP_EDP_BACKLIGHT_FREQ_CAP_MAX_LSB }, - { .offset = DP_EDP_DBC_MINIMUM_BRIGHTNESS_SET, .end = DP_EDP_DBC_MAXIMUM_BRIGHTNESS_SET }, -}; - -static int i915_dpcd_show(struct seq_file *m, void *data) -{ - struct drm_connector *connector = m->private; - struct intel_dp *intel_dp = - enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector))); - u8 buf[16]; - ssize_t err; - int i; - - if (connector->status != connector_status_connected) - return -ENODEV; - - for (i = 0; i < ARRAY_SIZE(i915_dpcd_debug); i++) { - const struct dpcd_block *b = &i915_dpcd_debug[i]; - size_t size = b->end ? b->end - b->offset + 1 : (b->size ?: 1); - - if (b->edp && - connector->connector_type != DRM_MODE_CONNECTOR_eDP) - continue; - - /* low tech for now */ - if (WARN_ON(size > sizeof(buf))) - continue; - - err = drm_dp_dpcd_read(&intel_dp->aux, b->offset, buf, size); - if (err < 0) - seq_printf(m, "%04x: ERROR %d\n", b->offset, (int)err); - else - seq_printf(m, "%04x: %*ph\n", b->offset, (int)err, buf); - } - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_dpcd); - -static int i915_panel_show(struct seq_file *m, void *data) -{ - struct drm_connector *connector = m->private; - struct intel_dp *intel_dp = - enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector))); - - if (connector->status != connector_status_connected) - return -ENODEV; - - seq_printf(m, "Panel power up delay: %d\n", - intel_dp->panel_power_up_delay); - seq_printf(m, "Panel power down delay: %d\n", - intel_dp->panel_power_down_delay); - seq_printf(m, "Backlight on delay: %d\n", - intel_dp->backlight_on_delay); - seq_printf(m, "Backlight off delay: %d\n", - intel_dp->backlight_off_delay); - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_panel); - -static int i915_hdcp_sink_capability_show(struct seq_file *m, void *data) -{ - struct drm_connector *connector = m->private; - struct intel_connector *intel_connector = to_intel_connector(connector); - - if (connector->status != connector_status_connected) - return -ENODEV; - - /* HDCP is supported by connector */ - if (!intel_connector->hdcp.shim) - return -EINVAL; - - seq_printf(m, "%s:%d HDCP version: ", connector->name, - connector->base.id); - intel_hdcp_info(m, intel_connector); - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_hdcp_sink_capability); - -static int i915_dsc_fec_support_show(struct seq_file *m, void *data) -{ - struct drm_connector *connector = m->private; - struct drm_device *dev = connector->dev; - struct drm_crtc *crtc; - struct intel_dp *intel_dp; - struct drm_modeset_acquire_ctx ctx; - struct intel_crtc_state *crtc_state = NULL; - int ret = 0; - bool try_again = false; - - drm_modeset_acquire_init(&ctx, DRM_MODESET_ACQUIRE_INTERRUPTIBLE); - - do { - try_again = false; - ret = drm_modeset_lock(&dev->mode_config.connection_mutex, - &ctx); - if (ret) { - if (ret == -EDEADLK && !drm_modeset_backoff(&ctx)) { - try_again = true; - continue; - } - break; - } - crtc = connector->state->crtc; - if (connector->status != connector_status_connected || !crtc) { - ret = -ENODEV; - break; - } - ret = drm_modeset_lock(&crtc->mutex, &ctx); - if (ret == -EDEADLK) { - ret = drm_modeset_backoff(&ctx); - if (!ret) { - try_again = true; - continue; - } - break; - } else if (ret) { - break; - } - intel_dp = enc_to_intel_dp(intel_attached_encoder(to_intel_connector(connector))); - crtc_state = to_intel_crtc_state(crtc->state); - seq_printf(m, "DSC_Enabled: %s\n", - yesno(crtc_state->dsc.compression_enable)); - seq_printf(m, "DSC_Sink_Support: %s\n", - yesno(drm_dp_sink_supports_dsc(intel_dp->dsc_dpcd))); - seq_printf(m, "Force_DSC_Enable: %s\n", - yesno(intel_dp->force_dsc_en)); - if (!intel_dp_is_edp(intel_dp)) - seq_printf(m, "FEC_Sink_Support: %s\n", - yesno(drm_dp_sink_supports_fec(intel_dp->fec_capable))); - } while (try_again); - - drm_modeset_drop_locks(&ctx); - drm_modeset_acquire_fini(&ctx); - - return ret; -} - -static ssize_t i915_dsc_fec_support_write(struct file *file, - const char __user *ubuf, - size_t len, loff_t *offp) -{ - bool dsc_enable = false; - int ret; - struct drm_connector *connector = - ((struct seq_file *)file->private_data)->private; - struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); - - if (len == 0) - return 0; - - DRM_DEBUG_DRIVER("Copied %zu bytes from user to force DSC\n", - len); - - ret = kstrtobool_from_user(ubuf, len, &dsc_enable); - if (ret < 0) - return ret; - - DRM_DEBUG_DRIVER("Got %s for DSC Enable\n", - (dsc_enable) ? "true" : "false"); - intel_dp->force_dsc_en = dsc_enable; - - *offp += len; - return len; -} - -static int i915_dsc_fec_support_open(struct inode *inode, - struct file *file) -{ - return single_open(file, i915_dsc_fec_support_show, - inode->i_private); -} - -static const struct file_operations i915_dsc_fec_support_fops = { - .owner = THIS_MODULE, - .open = i915_dsc_fec_support_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = i915_dsc_fec_support_write -}; - -/** - * i915_debugfs_connector_add - add i915 specific connector debugfs files - * @connector: pointer to a registered drm_connector - * - * Cleanup will be done by drm_connector_unregister() through a call to - * drm_debugfs_connector_remove(). - * - * Returns 0 on success, negative error codes on error. - */ -int i915_debugfs_connector_add(struct drm_connector *connector) -{ - struct dentry *root = connector->debugfs_entry; - struct drm_i915_private *dev_priv = to_i915(connector->dev); - - /* The connector must have been registered beforehands. */ - if (!root) - return -ENODEV; - - if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || - connector->connector_type == DRM_MODE_CONNECTOR_eDP) - debugfs_create_file("i915_dpcd", S_IRUGO, root, - connector, &i915_dpcd_fops); - - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { - debugfs_create_file("i915_panel_timings", S_IRUGO, root, - connector, &i915_panel_fops); - debugfs_create_file("i915_psr_sink_status", S_IRUGO, root, - connector, &i915_psr_sink_status_fops); - } - - if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || - connector->connector_type == DRM_MODE_CONNECTOR_HDMIA || - connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) { - debugfs_create_file("i915_hdcp_sink_capability", S_IRUGO, root, - connector, &i915_hdcp_sink_capability_fops); - } - - if (INTEL_GEN(dev_priv) >= 10 && - (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || - connector->connector_type == DRM_MODE_CONNECTOR_eDP)) - debugfs_create_file("i915_dsc_fec_support", S_IRUGO, root, - connector, &i915_dsc_fec_support_fops); - - return 0; -} |