soc/google: DSS: Fix s2r dss logging

- DSS logging - suspend to ram cannot work because initialized with dss disabled status. Fix it to start after enable done. BUG: 258745602 Signed-off-by: Hajun Sung <[email protected]> Change-Id: Id73e633f5e4d83372d65f45412d7480210c18628
celtare21 · Nov 11, 2022 · 5298cf3 · 5298cf3
1 parent 90a4995
commit 5298cf3
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Showing 3 changed files with 11 additions and 4 deletions.
diff --git a/drivers/soc/google/debug/debug-snapshot-local.h b/drivers/soc/google/debug/debug-snapshot-local.h
@@ -76,6 +76,7 @@ struct dbg_snapshot_dpm {
 extern void dbg_snapshot_init_log(void);
 extern void dbg_snapshot_init_dpm(void);
 extern void dbg_snapshot_init_utils(void);
+extern void dbg_snapshot_start_log(void);
 extern int dbg_snapshot_dt_scan_dpm(void);
 extern int dbg_snapshot_get_enable(void);
 extern void __iomem *dbg_snapshot_get_header_vaddr(void);

diff --git a/drivers/soc/google/debug/debug-snapshot-log.c b/drivers/soc/google/debug/debug-snapshot-log.c
@@ -691,10 +691,6 @@ void dbg_snapshot_init_log(void)
 {
 	struct dbg_snapshot_item *item = &dss_items[DSS_ITEM_KEVENTS_ID];
 	struct dbg_snapshot_log_item *log_item;
-	struct device_node *np = dss_desc.dev->of_node;
-	struct property *prop;
-	const char *str;
-	unsigned int i = 0;
 
 	log_item_set_filed(TASK, task);
 	log_item_set_filed(WORK, work);
@@ -710,6 +706,15 @@ void dbg_snapshot_init_log(void)
 	log_item_set_filed(THERMAL, thermal);
 	log_item_set_filed(ACPM, acpm);
 	log_item_set_filed(PRINTK, print);
+}
+
+void dbg_snapshot_start_log(void)
+{
+	struct property *prop;
+	const char *str;
+	unsigned int i = 0;
+
+	struct device_node *np = dss_desc.dev->of_node;
 
 	if (dbg_snapshot_is_log_item_enabled(DSS_LOG_SUSPEND_ID)) {
 		register_trace_suspend_resume(dbg_snapshot_suspend_resume, NULL);

diff --git a/drivers/soc/google/debug/debug-snapshot.c b/drivers/soc/google/debug/debug-snapshot.c
@@ -605,6 +605,7 @@ static int dbg_snapshot_probe(struct platform_device *pdev)
 	dbg_snapshot_set_slcdump_status();
 
 	dbg_snapshot_set_enable(true);
+	dbg_snapshot_start_log();
 
 	if (sysfs_create_groups(&pdev->dev.kobj, dss_sysfs_groups))
 		dev_err(dss_desc.dev, "fail to register debug-snapshot sysfs\n");