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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.c111
1 files changed, 80 insertions, 31 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 4577b0af6886..2ef75c1a6119 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -292,6 +292,8 @@ static int per_file_stats(int id, void *ptr, void *data)
struct file_stats *stats = data;
struct i915_vma *vma;
+ lockdep_assert_held(&obj->base.dev->struct_mutex);
+
stats->count++;
stats->total += obj->base.size;
if (!obj->bind_count)
@@ -476,6 +478,8 @@ static int i915_gem_object_info(struct seq_file *m, void *data)
struct drm_i915_gem_request *request;
struct task_struct *task;
+ mutex_lock(&dev->struct_mutex);
+
memset(&stats, 0, sizeof(stats));
stats.file_priv = file->driver_priv;
spin_lock(&file->table_lock);
@@ -487,7 +491,6 @@ static int i915_gem_object_info(struct seq_file *m, void *data)
* still alive (e.g. get_pid(current) => fork() => exit()).
* Therefore, we need to protect this ->comm access using RCU.
*/
- mutex_lock(&dev->struct_mutex);
request = list_first_entry_or_null(&file_priv->mm.request_list,
struct drm_i915_gem_request,
client_link);
@@ -497,6 +500,7 @@ static int i915_gem_object_info(struct seq_file *m, void *data)
PIDTYPE_PID);
print_file_stats(m, task ? task->comm : "<unknown>", stats);
rcu_read_unlock();
+
mutex_unlock(&dev->struct_mutex);
}
mutex_unlock(&dev->filelist_mutex);
@@ -1155,7 +1159,7 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL);
reqf = I915_READ(GEN6_RPNSWREQ);
- if (IS_GEN9(dev_priv))
+ if (INTEL_GEN(dev_priv) >= 9)
reqf >>= 23;
else {
reqf &= ~GEN6_TURBO_DISABLE;
@@ -1177,7 +1181,7 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
rpdownei = I915_READ(GEN6_RP_CUR_DOWN_EI) & GEN6_CURIAVG_MASK;
rpcurdown = I915_READ(GEN6_RP_CUR_DOWN) & GEN6_CURBSYTAVG_MASK;
rpprevdown = I915_READ(GEN6_RP_PREV_DOWN) & GEN6_CURBSYTAVG_MASK;
- if (IS_GEN9(dev_priv))
+ if (INTEL_GEN(dev_priv) >= 9)
cagf = (rpstat & GEN9_CAGF_MASK) >> GEN9_CAGF_SHIFT;
else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
cagf = (rpstat & HSW_CAGF_MASK) >> HSW_CAGF_SHIFT;
@@ -1206,7 +1210,7 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
dev_priv->rps.pm_intrmsk_mbz);
seq_printf(m, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status);
seq_printf(m, "Render p-state ratio: %d\n",
- (gt_perf_status & (IS_GEN9(dev_priv) ? 0x1ff00 : 0xff00)) >> 8);
+ (gt_perf_status & (INTEL_GEN(dev_priv) >= 9 ? 0x1ff00 : 0xff00)) >> 8);
seq_printf(m, "Render p-state VID: %d\n",
gt_perf_status & 0xff);
seq_printf(m, "Render p-state limit: %d\n",
@@ -1237,18 +1241,21 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
max_freq = (IS_GEN9_LP(dev_priv) ? rp_state_cap >> 0 :
rp_state_cap >> 16) & 0xff;
- max_freq *= (IS_GEN9_BC(dev_priv) ? GEN9_FREQ_SCALER : 1);
+ max_freq *= (IS_GEN9_BC(dev_priv) ||
+ IS_CANNONLAKE(dev_priv) ? GEN9_FREQ_SCALER : 1);
seq_printf(m, "Lowest (RPN) frequency: %dMHz\n",
intel_gpu_freq(dev_priv, max_freq));
max_freq = (rp_state_cap & 0xff00) >> 8;
- max_freq *= (IS_GEN9_BC(dev_priv) ? GEN9_FREQ_SCALER : 1);
+ max_freq *= (IS_GEN9_BC(dev_priv) ||
+ IS_CANNONLAKE(dev_priv) ? GEN9_FREQ_SCALER : 1);
seq_printf(m, "Nominal (RP1) frequency: %dMHz\n",
intel_gpu_freq(dev_priv, max_freq));
max_freq = (IS_GEN9_LP(dev_priv) ? rp_state_cap >> 16 :
rp_state_cap >> 0) & 0xff;
- max_freq *= (IS_GEN9_BC(dev_priv) ? GEN9_FREQ_SCALER : 1);
+ max_freq *= (IS_GEN9_BC(dev_priv) ||
+ IS_CANNONLAKE(dev_priv) ? GEN9_FREQ_SCALER : 1);
seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
intel_gpu_freq(dev_priv, max_freq));
seq_printf(m, "Max overclocked frequency: %dMHz\n",
@@ -1403,6 +1410,23 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused)
return 0;
}
+static int i915_reset_info(struct seq_file *m, void *unused)
+{
+ struct drm_i915_private *dev_priv = node_to_i915(m->private);
+ struct i915_gpu_error *error = &dev_priv->gpu_error;
+ struct intel_engine_cs *engine;
+ enum intel_engine_id id;
+
+ seq_printf(m, "full gpu reset = %u\n", i915_reset_count(error));
+
+ for_each_engine(engine, dev_priv, id) {
+ seq_printf(m, "%s = %u\n", engine->name,
+ i915_reset_engine_count(error, engine));
+ }
+
+ return 0;
+}
+
static int ironlake_drpc_info(struct seq_file *m)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
@@ -1834,7 +1858,7 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
if (ret)
goto out;
- if (IS_GEN9_BC(dev_priv)) {
+ if (IS_GEN9_BC(dev_priv) || IS_CANNONLAKE(dev_priv)) {
/* Convert GT frequency to 50 HZ units */
min_gpu_freq =
dev_priv->rps.min_freq_softlimit / GEN9_FREQ_SCALER;
@@ -1854,7 +1878,8 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
&ia_freq);
seq_printf(m, "%d\t\t%d\t\t\t\t%d\n",
intel_gpu_freq(dev_priv, (gpu_freq *
- (IS_GEN9_BC(dev_priv) ?
+ (IS_GEN9_BC(dev_priv) ||
+ IS_CANNONLAKE(dev_priv) ?
GEN9_FREQ_SCALER : 1))),
((ia_freq >> 0) & 0xff) * 100,
((ia_freq >> 8) & 0xff) * 100);
@@ -1910,7 +1935,7 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
return ret;
#ifdef CONFIG_DRM_FBDEV_EMULATION
- if (dev_priv->fbdev) {
+ 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 ",
@@ -1966,7 +1991,7 @@ static int i915_context_status(struct seq_file *m, void *unused)
if (ret)
return ret;
- list_for_each_entry(ctx, &dev_priv->context_list, link) {
+ list_for_each_entry(ctx, &dev_priv->contexts.list, link) {
seq_printf(m, "HW context %u ", ctx->hw_id);
if (ctx->pid) {
struct task_struct *task;
@@ -2072,7 +2097,7 @@ static int i915_dump_lrc(struct seq_file *m, void *unused)
if (ret)
return ret;
- list_for_each_entry(ctx, &dev_priv->context_list, link)
+ list_for_each_entry(ctx, &dev_priv->contexts.list, link)
for_each_engine(engine, dev_priv, id)
i915_dump_lrc_obj(m, ctx, engine);
@@ -2306,6 +2331,8 @@ static int i915_rps_boost_info(struct seq_file *m, void *data)
seq_printf(m, "GPU busy? %s [%d requests]\n",
yesno(dev_priv->gt.awake), dev_priv->gt.active_requests);
seq_printf(m, "CPU waiting? %d\n", count_irq_waiters(dev_priv));
+ seq_printf(m, "Boosts outstanding? %d\n",
+ atomic_read(&dev_priv->rps.num_waiters));
seq_printf(m, "Frequency requested %d\n",
intel_gpu_freq(dev_priv, dev_priv->rps.cur_freq));
seq_printf(m, " min hard:%d, soft:%d; max soft:%d, hard:%d\n",
@@ -2319,22 +2346,20 @@ static int i915_rps_boost_info(struct seq_file *m, void *data)
intel_gpu_freq(dev_priv, dev_priv->rps.boost_freq));
mutex_lock(&dev->filelist_mutex);
- spin_lock(&dev_priv->rps.client_lock);
list_for_each_entry_reverse(file, &dev->filelist, lhead) {
struct drm_i915_file_private *file_priv = file->driver_priv;
struct task_struct *task;
rcu_read_lock();
task = pid_task(file->pid, PIDTYPE_PID);
- seq_printf(m, "%s [%d]: %d boosts%s\n",
+ seq_printf(m, "%s [%d]: %d boosts\n",
task ? task->comm : "<unknown>",
task ? task->pid : -1,
- file_priv->rps.boosts,
- list_empty(&file_priv->rps.link) ? "" : ", active");
+ atomic_read(&file_priv->rps.boosts));
rcu_read_unlock();
}
- seq_printf(m, "Kernel (anonymous) boosts: %d\n", dev_priv->rps.boosts);
- spin_unlock(&dev_priv->rps.client_lock);
+ seq_printf(m, "Kernel (anonymous) boosts: %d\n",
+ atomic_read(&dev_priv->rps.boosts));
mutex_unlock(&dev->filelist_mutex);
if (INTEL_GEN(dev_priv) >= 6 &&
@@ -3083,7 +3108,7 @@ static void intel_connector_info(struct seq_file *m,
connector->display_info.cea_rev);
}
- if (!intel_encoder || intel_encoder->type == INTEL_OUTPUT_DP_MST)
+ if (!intel_encoder)
return;
switch (connector->connector_type) {
@@ -3285,6 +3310,7 @@ static int i915_display_info(struct seq_file *m, void *unused)
static int i915_engine_info(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
+ struct i915_gpu_error *error = &dev_priv->gpu_error;
struct intel_engine_cs *engine;
enum intel_engine_id id;
@@ -3308,6 +3334,8 @@ static int i915_engine_info(struct seq_file *m, void *unused)
engine->hangcheck.seqno,
jiffies_to_msecs(jiffies - engine->hangcheck.action_timestamp),
engine->timeline->inflight_seqnos);
+ seq_printf(m, "\tReset count: %d\n",
+ i915_reset_engine_count(error, engine));
rcu_read_lock();
@@ -3754,13 +3782,18 @@ static ssize_t i915_displayport_test_active_write(struct file *file,
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;
- if (connector->status == connector_status_connected &&
- connector->encoder != NULL) {
- intel_dp = enc_to_intel_dp(connector->encoder);
+ 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->base);
status = kstrtoint(input_buffer, 10, &val);
if (status < 0)
break;
@@ -3792,13 +3825,18 @@ static int i915_displayport_test_active_show(struct seq_file *m, void *data)
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;
- if (connector->status == connector_status_connected &&
- connector->encoder != NULL) {
- intel_dp = enc_to_intel_dp(connector->encoder);
+ 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->base);
if (intel_dp->compliance.test_active)
seq_puts(m, "1");
else
@@ -3838,13 +3876,18 @@ static int i915_displayport_test_data_show(struct seq_file *m, void *data)
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;
- if (connector->status == connector_status_connected &&
- connector->encoder != NULL) {
- intel_dp = enc_to_intel_dp(connector->encoder);
+ 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->base);
if (intel_dp->compliance.test_type ==
DP_TEST_LINK_EDID_READ)
seq_printf(m, "%lx",
@@ -3891,13 +3934,18 @@ static int i915_displayport_test_type_show(struct seq_file *m, void *data)
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;
- if (connector->status == connector_status_connected &&
- connector->encoder != NULL) {
- intel_dp = enc_to_intel_dp(connector->encoder);
+ 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->base);
seq_printf(m, "%02lx", intel_dp->compliance.test_type);
} else
seq_puts(m, "0");
@@ -4820,6 +4868,7 @@ static const struct drm_info_list i915_debugfs_list[] = {
{"i915_huc_load_status", i915_huc_load_status_info, 0},
{"i915_frequency_info", i915_frequency_info, 0},
{"i915_hangcheck_info", i915_hangcheck_info, 0},
+ {"i915_reset_info", i915_reset_info, 0},
{"i915_drpc_info", i915_drpc_info, 0},
{"i915_emon_status", i915_emon_status, 0},
{"i915_ring_freq_table", i915_ring_freq_table, 0},
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-08 06:00:56 +0000