msm: ipa: Add a option to allow IPA wakelocks

Signed-off-by: Lau <laststandrighthere@gmail.com>
Change-Id: Ie1552b5eb27cb17bb1effe472cd4fb0ca674b350

drivers/platform/msm/Kconfig

@@ -14,6 +14,12 @@ config IPA
 	  Kernel and user-space processes can call the IPA driver
 	  to configure IPA core.
 
+config IPA_WAKELOCK
+	bool
+	default n
+	help
+	  Allow IPA to adquire wakelocks.
+
 config RMNET_IPA
 	tristate "IPA RMNET WWAN Network Device"
 	depends on IPA && MSM_QMI_INTERFACE

drivers/platform/msm/ipa/ipa_v2/ipa.c

@@ -3481,6 +3481,7 @@ void ipa2_dec_client_disable_clks(struct ipa_active_client_logging_info *id)
 	ipa_active_clients_unlock();
 }
 
+#ifdef CONFIG_IPA_WAKELOCK
 /**
 * ipa_inc_acquire_wakelock() - Increase active clients counter, and
 * acquire wakelock if necessary
@@ -3524,6 +3525,10 @@ void ipa_dec_release_wakelock(enum ipa_wakelock_ref_client ref_client)
 		ipa_ctx->wakelock_ref_cnt.cnt, ref_client);
 	spin_unlock_irqrestore(&ipa_ctx->wakelock_ref_cnt.spinlock, flags);
 }
+#else
+void ipa_inc_acquire_wakelock(enum ipa_wakelock_ref_client ref_client) {}
+void ipa_dec_release_wakelock(enum ipa_wakelock_ref_client ref_client) {}
+#endif
 
 static int ipa_setup_bam_cfg(const struct ipa_plat_drv_res *res)
 {

drivers/platform/msm/ipa/ipa_v3/ipa.c

@@ -4173,6 +4173,7 @@ void ipa3_dec_client_disable_clks_no_block(
 		&ipa_dec_clients_disable_clks_on_wq_work);
 }
 
+#ifdef CONFIG_IPA_WAKELOCK
 /**
  * ipa3_inc_acquire_wakelock() - Increase active clients counter, and
  * acquire wakelock if necessary
@@ -4217,6 +4218,10 @@ void ipa3_dec_release_wakelock(void)
 	spin_unlock_irqrestore(&ipa3_ctx->wakelock_ref_cnt.spinlock, flags);
 #endif
 }
+#else
+void ipa3_inc_acquire_wakelock(void) {}
+void ipa3_dec_release_wakelock(void) {}
+#endif
 
 int ipa3_set_clock_plan_from_pm(int idx)
 {