From d28dcc304c35382e3f969bca3f36a55fa8585802 Mon Sep 17 00:00:00 2001
From: amarenr <amarenr@motorola.com>
Date: Tue, 14 Jul 2020 15:31:40 +0530
Subject: [PATCH] pmic: Ensure wakeup_source API is compatible for all kernels

Updated wakeup_source API's need to be used for kernel_versions > 4.19.
Ensure to retain old wakeup_source API's for kernel_versions < 4.19.

Change-Id: Idfbdadf5a63d3d87a7598df40d8bc47756c7a453
Reviewed-on: https://gerrit.mot.com/1681801
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Ling Jin <lingjin@motorola.com>
Submit-Approved: Jira Key
---
 drivers/power/p938x_charger/p938x_charger.c             | 5 +++++
 drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/power/p938x_charger/p938x_charger.c b/drivers/power/p938x_charger/p938x_charger.c
index cc93350e6a3f..f62b6c5fa8da 100644
--- a/drivers/power/p938x_charger/p938x_charger.c
+++ b/drivers/power/p938x_charger/p938x_charger.c
@@ -52,6 +52,7 @@
 #include <linux/limits.h>
 #include <linux/thermal.h>
 #include <linux/mutex.h>
+#include <linux/version.h>
 
 #define CHIP_ID_REG			0x0000
 #define HW_VER_REG			0x0002
@@ -2942,7 +2943,11 @@ static int p938x_charger_probe(struct i2c_client *client,
 	mutex_init(&chip->disconnect_lock);
 	mutex_init(&chip->txmode_lock);
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 110))
 	chip->wls_wake_source = wakeup_source_register(chip->dev, "p938x wireless charger");
+#else
+	chip->wls_wake_source = wakeup_source_register("p938x wireless charger");
+#endif
 
 	if (!chip->wls_wake_source) {
 		p938x_err(chip, "failed to allocate wakeup source\n");
diff --git a/drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c b/drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c
index 8ccb9ea4a67f..fd4d0eaa6854 100644
--- a/drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c
+++ b/drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c
@@ -26,6 +26,7 @@
 #include <linux/ipc_logging.h>
 #include <linux/debugfs.h>
 #include <linux/string.h>
+#include <linux/version.h>
 
 #define MODULE_LOG "SMBMMI"
 
@@ -4122,7 +4123,11 @@ static int smb_mmi_probe(struct platform_device *pdev)
 	INIT_DELAYED_WORK(&chip->heartbeat_work, mmi_heartbeat_work);
 	INIT_DELAYED_WORK(&chip->weakcharger_work, mmi_weakcharger_work);
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 110))
 	chip->smb_mmi_hb_wake_source = wakeup_source_register(chip->dev, "smb_mmi_hb_wake");
+#else
+	chip->smb_mmi_hb_wake_source = wakeup_source_register("smb_mmi_hb_wake");
+#endif
 	if (!chip->smb_mmi_hb_wake_source) {
 		mmi_err(chip, "failed to allocate wakeup source\n");
 		return -ENOMEM;