Re: [Intel-gfx] [PATCH 12/13 v4] drm/i915: Debugfs interface for GuC submission statistics

2015-07-27 Thread O'Rourke, Tom 
On Thu, Jul 09, 2015 at 07:29:13PM +0100, Dave Gordon wrote:
> This provides a means of reading status and counts relating
> to GuC actions and submissions.
> 
> v2:
> Remove surplus blank line in output [Chris Wilson]
> 
> v4:
> Rebased
> 
> Signed-off-by: Dave Gordon 
> Signed-off-by: Alex Dai 
> ---
Reviewed-by: Tom O'Rourke 
>  drivers/gpu/drm/i915/i915_debugfs.c | 40 
> +
>  1 file changed, 40 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c 
> b/drivers/gpu/drm/i915/i915_debugfs.c
> index d93732a..cebb93c 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -2397,6 +2397,45 @@ static int i915_guc_load_status_info(struct seq_file 
> *m, void *data)
>   return 0;
>  }
>  
> +static int i915_guc_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_guc guc;
> + struct i915_guc_client client = { .client_obj = 0 };
> +
> + if (!HAS_GUC_SCHED(dev_priv->dev))
> + return 0;
> +
> + /* Take a local copy of the GuC data, so we can dump it at leisure */
> + spin_lock(&dev_priv->guc.host2guc_lock);
> + guc = dev_priv->guc;
> + if (guc.execbuf_client) {
> + spin_lock(&guc.execbuf_client->wq_lock);
> + client = *guc.execbuf_client;
> + spin_unlock(&guc.execbuf_client->wq_lock);
> + }
> + spin_unlock(&dev_priv->guc.host2guc_lock);
> +
> + seq_printf(m, "GuC total action count: %llu\n", guc.action_count);
> + seq_printf(m, "GuC last action command: 0x%x\n", guc.action_cmd);
> + seq_printf(m, "GuC last action status: 0x%x\n", guc.action_status);
> +
> + seq_printf(m, "GuC action failure count: %u\n", guc.action_fail);
> + seq_printf(m, "GuC last action error code: %d\n", guc.action_err);
> +
> + seq_printf(m, "\nGuC execbuf client @ %p:\n", guc.execbuf_client);
> + seq_printf(m, "\tTotal submissions: %llu\n", client.submissions);
> + seq_printf(m, "\tFailed to queue: %u\n", client.q_fail);
> + seq_printf(m, "\tFailed doorbell: %u\n", client.b_fail);
> + seq_printf(m, "\tLast submission result: %d\n", client.retcode);
> +
> + /* Add more as required ... */
> +
> + return 0;
> +}
> +
>  static int i915_guc_log_dump(struct seq_file *m, void *data)
>  {
>   struct drm_info_node *node = m->private;
> @@ -5139,6 +5178,7 @@ static const struct drm_info_list i915_debugfs_list[] = 
> {
>   {"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_guc_info", i915_guc_info, 0},
>   {"i915_guc_load_status", i915_guc_load_status_info, 0},
>   {"i915_guc_log_dump", i915_guc_log_dump, 0},
>   {"i915_frequency_info", i915_frequency_info, 0},
> -- 
> 1.9.1
> 
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[Intel-gfx] [PATCH 12/13 v4] drm/i915: Debugfs interface for GuC submission statistics

2015-07-09 Thread Dave Gordon 
This provides a means of reading status and counts relating
to GuC actions and submissions.

v2:
Remove surplus blank line in output [Chris Wilson]

v4:
Rebased

Signed-off-by: Dave Gordon 
Signed-off-by: Alex Dai 
---
 drivers/gpu/drm/i915/i915_debugfs.c | 40 +
 1 file changed, 40 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c 
b/drivers/gpu/drm/i915/i915_debugfs.c
index d93732a..cebb93c 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2397,6 +2397,45 @@ static int i915_guc_load_status_info(struct seq_file *m, 
void *data)
return 0;
 }
 
+static int i915_guc_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_guc guc;
+   struct i915_guc_client client = { .client_obj = 0 };
+
+   if (!HAS_GUC_SCHED(dev_priv->dev))
+   return 0;
+
+   /* Take a local copy of the GuC data, so we can dump it at leisure */
+   spin_lock(&dev_priv->guc.host2guc_lock);
+   guc = dev_priv->guc;
+   if (guc.execbuf_client) {
+   spin_lock(&guc.execbuf_client->wq_lock);
+   client = *guc.execbuf_client;
+   spin_unlock(&guc.execbuf_client->wq_lock);
+   }
+   spin_unlock(&dev_priv->guc.host2guc_lock);
+
+   seq_printf(m, "GuC total action count: %llu\n", guc.action_count);
+   seq_printf(m, "GuC last action command: 0x%x\n", guc.action_cmd);
+   seq_printf(m, "GuC last action status: 0x%x\n", guc.action_status);
+
+   seq_printf(m, "GuC action failure count: %u\n", guc.action_fail);
+   seq_printf(m, "GuC last action error code: %d\n", guc.action_err);
+
+   seq_printf(m, "\nGuC execbuf client @ %p:\n", guc.execbuf_client);
+   seq_printf(m, "\tTotal submissions: %llu\n", client.submissions);
+   seq_printf(m, "\tFailed to queue: %u\n", client.q_fail);
+   seq_printf(m, "\tFailed doorbell: %u\n", client.b_fail);
+   seq_printf(m, "\tLast submission result: %d\n", client.retcode);
+
+   /* Add more as required ... */
+
+   return 0;
+}
+
 static int i915_guc_log_dump(struct seq_file *m, void *data)
 {
struct drm_info_node *node = m->private;
@@ -5139,6 +5178,7 @@ static const struct drm_info_list i915_debugfs_list[] = {
{"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_guc_info", i915_guc_info, 0},
{"i915_guc_load_status", i915_guc_load_status_info, 0},
{"i915_guc_log_dump", i915_guc_log_dump, 0},
{"i915_frequency_info", i915_frequency_info, 0},
-- 
1.9.1

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