From 6896649aeecb1b534fefc673b544e44c6fd75b4d Mon Sep 17 00:00:00 2001
From: Vevek Venkatesan <vevekv@codeaurora.org>
Date: Thu, 13 May 2021 15:22:52 +0530
Subject: [PATCH] qcacld-3.0: increase ce_service_max_yield_time to 2 msec

Increase ce_service_max_yield_time to 2 msec in SLUB_DEBUG
builds for helium SNOC platforms to improve the CE reaping
performance.

Change-Id: I2a8a21fd1a65bc2ffc5fb17986116613f47510c7
CRs-Fixed: 2937231
---
 core/hdd/src/wlan_hdd_driver_ops.c | 35 +++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/core/hdd/src/wlan_hdd_driver_ops.c b/core/hdd/src/wlan_hdd_driver_ops.c
index 0ab0108eb8e8..13a70e717eb4 100644
--- a/core/hdd/src/wlan_hdd_driver_ops.c
+++ b/core/hdd/src/wlan_hdd_driver_ops.c
@@ -276,6 +276,38 @@ hdd_hif_register_shutdown_notifier(struct hif_opaque_softc *hif_ctx)
 					hif_ctx);
 }
 
+/**
+
+ * hdd_hif_set_ce_max_yield_time() - Wrapper API to set CE max yield time
+ * @hif_ctx: hif context
+ * @bus_type: underlying bus type
+ * @ce_service_max_yield_time: max yield time to be set
+ *
+ * Return: None
+ */
+#if defined(CONFIG_SLUB_DEBUG_ON)
+#define CE_SNOC_MAX_YIELD_TIME_US 2000
+
+static void hdd_hif_set_ce_max_yield_time(struct hif_opaque_softc *hif_ctx,
+					  enum qdf_bus_type bus_type,
+					  uint32_t ce_service_max_yield_time)
+{
+	if (bus_type == QDF_BUS_TYPE_SNOC &&
+	    ce_service_max_yield_time < CE_SNOC_MAX_YIELD_TIME_US)
+		ce_service_max_yield_time = CE_SNOC_MAX_YIELD_TIME_US;
+
+	hif_set_ce_service_max_yield_time(hif_ctx, ce_service_max_yield_time);
+}
+
+#else
+static void hdd_hif_set_ce_max_yield_time(struct hif_opaque_softc *hif_ctx,
+					  enum qdf_bus_type bus_type,
+					  uint32_t ce_service_max_yield_time)
+{
+	hif_set_ce_service_max_yield_time(hif_ctx, ce_service_max_yield_time);
+}
+#endif
+
 /**
  * hdd_init_cds_hif_context() - API to set CDS HIF Context
  * @hif: HIF Context
@@ -402,7 +434,8 @@ int hdd_hif_open(struct device *dev, void *bdev, const struct hif_bus_id *bid,
 		}
 	}
 
-	hif_set_ce_service_max_yield_time(hif_ctx,
+	hdd_hif_set_ce_max_yield_time(
+				hif_ctx, bus_type,
 				cfg_get(hdd_ctx->psoc,
 					CFG_DP_CE_SERVICE_MAX_YIELD_TIME));
 	ucfg_pmo_psoc_set_hif_handle(hdd_ctx->psoc, hif_ctx);