[dpdk-dev] [PATCH 09/20] bus/fslmc: adding cpu support in stashing config

[Nipun Gupta <nipun.gupta@nxp.com>]

Stashing can also be configured by other drivers (for instance
event driver) passing cpu_id as an argument. This change
facilitates the same.

Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
---
 drivers/bus/fslmc/portal/dpaa2_hw_dpio.c    | 14 ++++++--------
 drivers/bus/fslmc/portal/dpaa2_hw_dpio.h    |  4 ++++
 drivers/bus/fslmc/rte_bus_fslmc_version.map |  2 ++
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
index 1dcc91f..f88d490 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
@@ -172,13 +172,11 @@
 }
 
 static int
-dpaa2_configure_stashing(struct dpaa2_dpio_dev *dpio_dev)
+dpaa2_configure_stashing(struct dpaa2_dpio_dev *dpio_dev, int cpu_id)
 {
-	int sdest;
-	int cpu_id, ret;
+	int sdest, ret;
 
 	/* Set the Stashing Destination */
-	cpu_id = rte_lcore_id();
 	if (cpu_id < 0) {
 		cpu_id = rte_get_master_lcore();
 		if (cpu_id < 0) {
@@ -206,7 +204,7 @@
 	return 0;
 }
 
-static inline struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(void)
+struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(int cpu_id)
 {
 	struct dpaa2_dpio_dev *dpio_dev = NULL;
 	int ret;
@@ -222,7 +220,7 @@ static inline struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(void)
 	PMD_DRV_LOG(DEBUG, "New Portal=0x%x (%d) affined thread - %lu",
 		    dpio_dev, dpio_dev->index, syscall(SYS_gettid));
 
-	ret = dpaa2_configure_stashing(dpio_dev);
+	ret = dpaa2_configure_stashing(dpio_dev, cpu_id);
 	if (ret)
 		PMD_DRV_LOG(ERR, "dpaa2_configure_stashing failed");
 
@@ -262,7 +260,7 @@ static inline struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(void)
 	}
 
 	/* Populate the dpaa2_io_portal structure */
-	dpaa2_io_portal[lcore_id].dpio_dev = dpaa2_get_qbman_swp();
+	dpaa2_io_portal[lcore_id].dpio_dev = dpaa2_get_qbman_swp(lcore_id);
 
 	if (dpaa2_io_portal[lcore_id].dpio_dev) {
 		RTE_PER_LCORE(_dpaa2_io).dpio_dev
@@ -308,7 +306,7 @@ static inline struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(void)
 	}
 
 	/* Populate the dpaa2_io_portal structure */
-	dpaa2_io_portal[lcore_id].sec_dpio_dev = dpaa2_get_qbman_swp();
+	dpaa2_io_portal[lcore_id].sec_dpio_dev = dpaa2_get_qbman_swp(lcore_id);
 
 	if (dpaa2_io_portal[lcore_id].sec_dpio_dev) {
 		RTE_PER_LCORE(_dpaa2_io).sec_dpio_dev
diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
index f2e1168..4269800 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
@@ -53,6 +53,10 @@ struct dpaa2_io_portal_t {
 #define DPAA2_PER_LCORE_SEC_DPIO RTE_PER_LCORE(_dpaa2_io).sec_dpio_dev
 #define DPAA2_PER_LCORE_SEC_PORTAL DPAA2_PER_LCORE_SEC_DPIO->sw_portal
 
+extern struct dpaa2_io_portal_t dpaa2_io_portal[RTE_MAX_LCORE];
+
+struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(int cpu_id);
+
 /* Affine a DPIO portal to current processing thread */
 int dpaa2_affine_qbman_swp(void);
 
diff --git a/drivers/bus/fslmc/rte_bus_fslmc_version.map b/drivers/bus/fslmc/rte_bus_fslmc_version.map
index 4f62e08..fdc6e21 100644
--- a/drivers/bus/fslmc/rte_bus_fslmc_version.map
+++ b/drivers/bus/fslmc/rte_bus_fslmc_version.map
@@ -53,6 +53,8 @@ DPDK_17.05 {
 DPDK_17.08 {
 	global:
 
+	dpaa2_io_portal;
+	dpaa2_get_qbman_swp;
 	dpci_set_rx_queue;
 	dpcon_open;
 	dpcon_get_attributes;
-- 
1.9.1