For the sake of better code readibility, change previous
relay logging function names with "capture_logs" to
"copy_debug_logs" to differentiate from error capture
functions that will use a different region of the same buffer.
Signed-off-by: Alan Previn <alan.previn.teres.alexis@xxxxxxxxx>
Reviewed-by: Matthew Brost <matthew.brost@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/uc/intel_guc_log.c | 35 ++++++++++++----------
1 file changed, 19 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
index a24dc6441872..0d63c411080f 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
@@ -12,7 +12,7 @@
#include "i915_memcpy.h"
#include "intel_guc_log.h"
-static void guc_log_capture_logs(struct intel_guc_log *log);
+static void guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log);
/**
* DOC: GuC firmware log
@@ -198,7 +198,7 @@ static unsigned int guc_get_log_buffer_size(enum guc_log_buffer_type type)
return 0;
}
-static void guc_read_update_log_buffer(struct intel_guc_log *log)
+static void _guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log)
{
unsigned int buffer_size, read_offset, write_offset, bytes_to_copy, full_cnt;
struct guc_log_buffer_state *log_buf_state, *log_buf_snapshot_state;
@@ -223,7 +223,7 @@ static void guc_read_update_log_buffer(struct intel_guc_log *log)
* Used rate limited to avoid deluge of messages, logs might be
* getting consumed by User at a slow rate.
*/
- DRM_ERROR_RATELIMITED("no sub-buffer to capture logs\n");
+ DRM_ERROR_RATELIMITED("no sub-buffer to copy general logs\n");
log->relay.full_count++;
goto out_unlock;
@@ -301,15 +301,15 @@ static void guc_read_update_log_buffer(struct intel_guc_log *log)
mutex_unlock(&log->relay.lock);
}
-static void capture_logs_work(struct work_struct *work)
+static void copy_debug_logs_work(struct work_struct *work)
{
struct intel_guc_log *log =
container_of(work, struct intel_guc_log, relay.flush_work);
- guc_log_capture_logs(log);
+ guc_log_copy_debuglogs_for_relay(log);
}
-static int guc_log_map(struct intel_guc_log *log)
+static int guc_log_relay_map(struct intel_guc_log *log)
{
void *vaddr;
@@ -332,7 +332,7 @@ static int guc_log_map(struct intel_guc_log *log)
return 0;
}
-static void guc_log_unmap(struct intel_guc_log *log)
+static void guc_log_relay_unmap(struct intel_guc_log *log)
{
lockdep_assert_held(&log->relay.lock);
@@ -343,7 +343,7 @@ static void guc_log_unmap(struct intel_guc_log *log)
void intel_guc_log_init_early(struct intel_guc_log *log)
{
mutex_init(&log->relay.lock);
- INIT_WORK(&log->relay.flush_work, capture_logs_work);
+ INIT_WORK(&log->relay.flush_work, copy_debug_logs_work);
log->relay.started = false;
}
@@ -358,8 +358,11 @@ static int guc_log_relay_create(struct intel_guc_log *log)
lockdep_assert_held(&log->relay.lock);
GEM_BUG_ON(!log->vma);
- /* Keep the size of sub buffers same as shared log buffer */
- subbuf_size = log->vma->size;
+ /*
+ * Keep the size of sub buffers same as shared log buffer
+ * but GuC log-events excludes the error-state-capture logs
+ */
+ subbuf_size = log->vma->size - CAPTURE_BUFFER_SIZE;
/*
* Store up to 8 snapshots, which is large enough to buffer sufficient
@@ -394,13 +397,13 @@ static void guc_log_relay_destroy(struct intel_guc_log *log)
log->relay.channel = NULL;
}
-static void guc_log_capture_logs(struct intel_guc_log *log)
+static void guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log)
{
struct intel_guc *guc = log_to_guc(log);
struct drm_i915_private *dev_priv = guc_to_gt(guc)->i915;
intel_wakeref_t wakeref;
- guc_read_update_log_buffer(log);
+ _guc_log_copy_debuglogs_for_relay(log);
/*
* Generally device is expected to be active only at this
@@ -566,7 +569,7 @@ int intel_guc_log_relay_open(struct intel_guc_log *log)
if (ret)
goto out_unlock;
- ret = guc_log_map(log);
+ ret = guc_log_relay_map(log);
if (ret)
goto out_relay;
@@ -616,8 +619,8 @@ void intel_guc_log_relay_flush(struct intel_guc_log *log)
with_intel_runtime_pm(guc_to_gt(guc)->uncore->rpm, wakeref)
guc_action_flush_log(guc);
- /* GuC would have updated log buffer by now, so capture it */
- guc_log_capture_logs(log);
+ /* GuC would have updated log buffer by now, so copy it */
+ guc_log_copy_debuglogs_for_relay(log);
}
/*
@@ -646,7 +649,7 @@ void intel_guc_log_relay_close(struct intel_guc_log *log)
mutex_lock(&log->relay.lock);
GEM_BUG_ON(!intel_guc_log_relay_created(log));
- guc_log_unmap(log);
+ guc_log_relay_unmap(log);
guc_log_relay_destroy(log);
mutex_unlock(&log->relay.lock);
}
--
2.25.1
