From: Brad Volkin <bradley.d.vol...@intel.com>
It provides some useful information about the buffers in
the per-ring command parser batch pools.
Signed-off-by: Brad Volkin <bradley.d.vol...@intel.com>
---
drivers/gpu/drm/i915/i915_debugfs.c | 48 +++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c
b/drivers/gpu/drm/i915/i915_debugfs.c
index 76c2572..a930313 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -564,6 +564,53 @@ static int i915_gem_pageflip_info(struct seq_file *m, void
*data)
return 0;
}
+static int i915_gem_batch_pool_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_engine_cs *ring;
+ struct drm_i915_gem_object *obj;
+ int count;
+ int ret, i;
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+
+ for_each_ring(ring, dev_priv, i) {
+ count = 0;
+
+ seq_printf(m, "%s pool:\n", ring->name);
+
+ seq_puts(m, " active:\n");
+ list_for_each_entry(obj,
+ &ring->batch_pool->active_list,
+ batch_pool_list) {
+ seq_puts(m, " ");
+ describe_obj(m, obj);
+ seq_putc(m, '\n');
+ count++;
+ }
+
+ seq_puts(m, " inactive:\n");
+ list_for_each_entry(obj,
+ &ring->batch_pool->inactive_list,
+ batch_pool_list) {
+ seq_puts(m, " ");
+ describe_obj(m, obj);
+ seq_putc(m, '\n');
+ count++;
+ }
+
+ seq_printf(m, " total: %d\n", count);
+ }
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
static int i915_gem_request_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = m->private;
@@ -3811,6 +3858,7 @@ static const struct drm_info_list i915_debugfs_list[] = {
{"i915_gem_hws_blt", i915_hws_info, 0, (void *)BCS},
{"i915_gem_hws_bsd", i915_hws_info, 0, (void *)VCS},
{"i915_gem_hws_vebox", i915_hws_info, 0, (void *)VECS},
+ {"i915_gem_batch_pool", i915_gem_batch_pool_info, 0},
{"i915_rstdby_delays", i915_rstdby_delays, 0},
{"i915_frequency_info", i915_frequency_info, 0},
{"i915_delayfreq_table", i915_delayfreq_table, 0},
--
1.8.3.2
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