From: Brad Volkin <bradley.d.volkin@xxxxxxxxx>
It provides some useful information about the buffers in
the global command parser batch pool.
v2: rebase on global pool instead of per-ring pools
v3: rebase
Issue: VIZ-4719
Signed-off-by: Brad Volkin <bradley.d.volkin@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 41 +++++++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 319da61..efdd59a 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -582,6 +582,46 @@ 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 drm_i915_gem_object *obj;
+ int count = 0;
+ int ret;
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+
+ seq_puts(m, "active:\n");
+ list_for_each_entry(obj,
+ &dev_priv->mm.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,
+ &dev_priv->mm.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;
@@ -4262,6 +4302,7 @@ 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_frequency_info", i915_frequency_info, 0},
{"i915_drpc_info", i915_drpc_info, 0},
{"i915_emon_status", i915_emon_status, 0},
--
1.9.1
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