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path: root/drivers/gpu/drm/i915/i915_debugfs.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c220
1 files changed, 82 insertions, 138 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index c400f42a54ec..b3aefd623557 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1659,11 +1659,6 @@ static int i915_fbc_status(struct seq_file *m, void *unused)
else
seq_printf(m, "FBC disabled: %s\n", fbc->no_fbc_reason);
- if (fbc->work.scheduled)
- seq_printf(m, "FBC worker scheduled on vblank %llu, now %llu\n",
- fbc->work.scheduled_vblank,
- drm_crtc_vblank_count(&fbc->crtc->base));
-
if (intel_fbc_is_active(dev_priv)) {
u32 mask;
@@ -2597,31 +2592,9 @@ static const struct file_operations i915_guc_log_relay_fops = {
.release = i915_guc_log_relay_release,
};
-static const char *psr2_live_status(u32 val)
-{
- 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 = (val & EDP_PSR2_STATUS_STATE_MASK) >> EDP_PSR2_STATUS_STATE_SHIFT;
- if (val < ARRAY_SIZE(live_status))
- return live_status[val];
-
- return "unknown";
-}
-
-static const char *psr_sink_status(u8 val)
+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",
@@ -2630,14 +2603,79 @@ static const char *psr_sink_status(u8 val)
"transition to inactive, capture and display, timing re-sync",
"reserved",
"reserved",
- "sink internal error"
+ "sink internal error",
};
+ struct drm_connector *connector = m->private;
+ struct intel_dp *intel_dp =
+ enc_to_intel_dp(&intel_attached_encoder(connector)->base);
- val &= DP_PSR_SINK_STATE_MASK;
- if (val < ARRAY_SIZE(sink_status))
- return sink_status[val];
+ if (connector->status != connector_status_connected)
+ return -ENODEV;
- return "unknown";
+ if (drm_dp_dpcd_readb(&intel_dp->aux, DP_PSR_STATUS, &val) == 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 {
+ DRM_ERROR("dpcd read (at %u) failed\n", DP_PSR_STATUS);
+ }
+
+ 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, psr_status;
+
+ 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"
+ };
+ psr_status = I915_READ(EDP_PSR2_STATUS);
+ val = (psr_status & EDP_PSR2_STATUS_STATE_MASK) >>
+ EDP_PSR2_STATUS_STATE_SHIFT;
+ if (val < ARRAY_SIZE(live_status)) {
+ seq_printf(m, "Source PSR status: 0x%x [%s]\n",
+ psr_status, live_status[val]);
+ return;
+ }
+ } else {
+ static const char * const live_status[] = {
+ "IDLE",
+ "SRDONACK",
+ "SRDENT",
+ "BUFOFF",
+ "BUFON",
+ "AUXACK",
+ "SRDOFFACK",
+ "SRDENT_ON",
+ };
+ psr_status = I915_READ(EDP_PSR_STATUS);
+ val = (psr_status & EDP_PSR_STATUS_STATE_MASK) >>
+ EDP_PSR_STATUS_STATE_SHIFT;
+ if (val < ARRAY_SIZE(live_status)) {
+ seq_printf(m, "Source PSR status: 0x%x [%s]\n",
+ psr_status, live_status[val]);
+ return;
+ }
+ }
+
+ seq_printf(m, "Source PSR status: 0x%x [%s]\n", psr_status, "unknown");
}
static int i915_edp_psr_status(struct seq_file *m, void *data)
@@ -2681,21 +2719,8 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
seq_printf(m, "Performance_Counter: %u\n", psrperf);
}
- if (dev_priv->psr.psr2_enabled) {
- u32 psr2 = I915_READ(EDP_PSR2_STATUS);
-
- seq_printf(m, "EDP_PSR2_STATUS: %x [%s]\n",
- psr2, psr2_live_status(psr2));
- }
- if (dev_priv->psr.enabled) {
- struct drm_dp_aux *aux = &dev_priv->psr.enabled->aux;
- u8 val;
-
- if (drm_dp_dpcd_readb(aux, DP_PSR_STATUS, &val) == 1)
- seq_printf(m, "Sink PSR status: 0x%x [%s]\n", val,
- psr_sink_status(val));
- }
+ psr_source_status(dev_priv, m);
mutex_unlock(&dev_priv->psr.lock);
if (READ_ONCE(dev_priv->psr.debug)) {
@@ -2742,86 +2767,6 @@ DEFINE_SIMPLE_ATTRIBUTE(i915_edp_psr_debug_fops,
i915_edp_psr_debug_get, i915_edp_psr_debug_set,
"%llu\n");
-static int i915_sink_crc(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_connector *connector;
- struct drm_connector_list_iter conn_iter;
- struct intel_dp *intel_dp = NULL;
- struct drm_modeset_acquire_ctx ctx;
- int ret;
- u8 crc[6];
-
- drm_modeset_acquire_init(&ctx, DRM_MODESET_ACQUIRE_INTERRUPTIBLE);
-
- drm_connector_list_iter_begin(dev, &conn_iter);
-
- for_each_intel_connector_iter(connector, &conn_iter) {
- struct drm_crtc *crtc;
- struct drm_connector_state *state;
- struct intel_crtc_state *crtc_state;
-
- if (connector->base.connector_type != DRM_MODE_CONNECTOR_eDP)
- continue;
-
-retry:
- ret = drm_modeset_lock(&dev->mode_config.connection_mutex, &ctx);
- if (ret)
- goto err;
-
- state = connector->base.state;
- if (!state->best_encoder)
- continue;
-
- crtc = state->crtc;
- ret = drm_modeset_lock(&crtc->mutex, &ctx);
- if (ret)
- goto err;
-
- crtc_state = to_intel_crtc_state(crtc->state);
- if (!crtc_state->base.active)
- continue;
-
- /*
- * We need to wait for all crtc updates to complete, to make
- * sure any pending modesets and plane updates are completed.
- */
- if (crtc_state->base.commit) {
- ret = wait_for_completion_interruptible(&crtc_state->base.commit->hw_done);
-
- if (ret)
- goto err;
- }
-
- intel_dp = enc_to_intel_dp(state->best_encoder);
-
- ret = intel_dp_sink_crc(intel_dp, crtc_state, crc);
- if (ret)
- goto err;
-
- seq_printf(m, "%02x%02x%02x%02x%02x%02x\n",
- crc[0], crc[1], crc[2],
- crc[3], crc[4], crc[5]);
- goto out;
-
-err:
- if (ret == -EDEADLK) {
- ret = drm_modeset_backoff(&ctx);
- if (!ret)
- goto retry;
- }
- goto out;
- }
- ret = -ENODEV;
-out:
- drm_connector_list_iter_end(&conn_iter);
- drm_modeset_drop_locks(&ctx);
- drm_modeset_acquire_fini(&ctx);
-
- return ret;
-}
-
static int i915_energy_uJ(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
@@ -4086,7 +4031,8 @@ fault_irq_set(struct drm_i915_private *i915,
err = i915_gem_wait_for_idle(i915,
I915_WAIT_LOCKED |
- I915_WAIT_INTERRUPTIBLE);
+ I915_WAIT_INTERRUPTIBLE,
+ MAX_SCHEDULE_TIMEOUT);
if (err)
goto err_unlock;
@@ -4191,7 +4137,8 @@ i915_drop_caches_set(void *data, u64 val)
if (val & DROP_ACTIVE)
ret = i915_gem_wait_for_idle(dev_priv,
I915_WAIT_INTERRUPTIBLE |
- I915_WAIT_LOCKED);
+ I915_WAIT_LOCKED,
+ MAX_SCHEDULE_TIMEOUT);
if (val & DROP_RETIRE)
i915_retire_requests(dev_priv);
@@ -4765,7 +4712,6 @@ static const struct drm_info_list i915_debugfs_list[] = {
{"i915_ppgtt_info", i915_ppgtt_info, 0},
{"i915_llc", i915_llc, 0},
{"i915_edp_psr_status", i915_edp_psr_status, 0},
- {"i915_sink_crc_eDP1", i915_sink_crc, 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},
@@ -4799,7 +4745,6 @@ static const struct i915_debugfs_files {
#endif
{"i915_fifo_underrun_reset", &i915_fifo_underrun_reset_ops},
{"i915_next_seqno", &i915_next_seqno_fops},
- {"i915_display_crc_ctl", &i915_display_crc_ctl_fops},
{"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},
@@ -4819,7 +4764,7 @@ int i915_debugfs_register(struct drm_i915_private *dev_priv)
{
struct drm_minor *minor = dev_priv->drm.primary;
struct dentry *ent;
- int ret, i;
+ int i;
ent = debugfs_create_file("i915_forcewake_user", S_IRUSR,
minor->debugfs_root, to_i915(minor->dev),
@@ -4827,10 +4772,6 @@ int i915_debugfs_register(struct drm_i915_private *dev_priv)
if (!ent)
return -ENOMEM;
- ret = intel_pipe_crc_create(minor);
- if (ret)
- return ret;
-
for (i = 0; i < ARRAY_SIZE(i915_debugfs_files); i++) {
ent = debugfs_create_file(i915_debugfs_files[i].name,
S_IRUGO | S_IWUSR,
@@ -4952,9 +4893,12 @@ int i915_debugfs_connector_add(struct drm_connector *connector)
debugfs_create_file("i915_dpcd", S_IRUGO, root,
connector, &i915_dpcd_fops);
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
+ 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);
+ }
return 0;
}
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