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path: root/drivers/gpu/drm/i915/intel_guc_log.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_log.c')
-rw-r--r--drivers/gpu/drm/i915/intel_guc_log.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c
index d3ebdbc0182e..806fdfd7c78a 100644
--- a/drivers/gpu/drm/i915/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/intel_guc_log.c
@@ -140,6 +140,9 @@ static struct dentry *create_buf_file_callback(const char *filename,
buf_file = debugfs_create_file(filename, mode,
parent, buf, &relay_file_operations);
+ if (IS_ERR(buf_file))
+ return NULL;
+
return buf_file;
}
@@ -436,6 +439,7 @@ static void guc_log_capture_logs(struct intel_guc_log *log)
{
struct intel_guc *guc = log_to_guc(log);
struct drm_i915_private *dev_priv = guc_to_i915(guc);
+ intel_wakeref_t wakeref;
guc_read_update_log_buffer(log);
@@ -443,9 +447,8 @@ static void guc_log_capture_logs(struct intel_guc_log *log)
* Generally device is expected to be active only at this
* time, so get/put should be really quick.
*/
- intel_runtime_pm_get(dev_priv);
- guc_action_flush_log_complete(guc);
- intel_runtime_pm_put(dev_priv);
+ with_intel_runtime_pm(dev_priv, wakeref)
+ guc_action_flush_log_complete(guc);
}
int intel_guc_log_create(struct intel_guc_log *log)
@@ -505,7 +508,8 @@ int intel_guc_log_set_level(struct intel_guc_log *log, u32 level)
{
struct intel_guc *guc = log_to_guc(log);
struct drm_i915_private *dev_priv = guc_to_i915(guc);
- int ret;
+ intel_wakeref_t wakeref;
+ int ret = 0;
BUILD_BUG_ON(GUC_LOG_VERBOSITY_MIN != 0);
GEM_BUG_ON(!log->vma);
@@ -519,16 +523,14 @@ int intel_guc_log_set_level(struct intel_guc_log *log, u32 level)
mutex_lock(&dev_priv->drm.struct_mutex);
- if (log->level == level) {
- ret = 0;
+ if (log->level == level)
goto out_unlock;
- }
- intel_runtime_pm_get(dev_priv);
- ret = guc_action_control_log(guc, GUC_LOG_LEVEL_IS_VERBOSE(level),
- GUC_LOG_LEVEL_IS_ENABLED(level),
- GUC_LOG_LEVEL_TO_VERBOSITY(level));
- intel_runtime_pm_put(dev_priv);
+ with_intel_runtime_pm(dev_priv, wakeref)
+ ret = guc_action_control_log(guc,
+ GUC_LOG_LEVEL_IS_VERBOSE(level),
+ GUC_LOG_LEVEL_IS_ENABLED(level),
+ GUC_LOG_LEVEL_TO_VERBOSITY(level));
if (ret) {
DRM_DEBUG_DRIVER("guc_log_control action failed %d\n", ret);
goto out_unlock;
@@ -601,6 +603,7 @@ void intel_guc_log_relay_flush(struct intel_guc_log *log)
{
struct intel_guc *guc = log_to_guc(log);
struct drm_i915_private *i915 = guc_to_i915(guc);
+ intel_wakeref_t wakeref;
/*
* Before initiating the forceful flush, wait for any pending/ongoing
@@ -608,9 +611,8 @@ void intel_guc_log_relay_flush(struct intel_guc_log *log)
*/
flush_work(&log->relay.flush_work);
- intel_runtime_pm_get(i915);
- guc_action_flush_log(guc);
- intel_runtime_pm_put(i915);
+ with_intel_runtime_pm(i915, wakeref)
+ guc_action_flush_log(guc);
/* GuC would have updated log buffer by now, so capture it */
guc_log_capture_logs(log);