bus/fslmc: add support to detect SoC version

[dpdk.git] / drivers / bus / fslmc / portal / dpaa2_hw_dpio.c

diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
index 62c03a2..668d987 100644 (file)
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
@@ -61,6 +61,7 @@
 #include <fslmc_vfio.h>
 #include "dpaa2_hw_pvt.h"
 #include "dpaa2_hw_dpio.h"
+#include <mc/fsl_dpmng.h>
 
 #define NUM_HOST_CPUS RTE_MAX_LCORE
 
@@ -179,6 +180,22 @@ dpaa2_configure_stashing(struct dpaa2_dpio_dev *dpio_dev)
 {
        int sdest;
        int cpu_id, ret;
+       static int first_time;
+
+       /* find the SoC type for the first time */
+       if (!first_time) {
+               struct mc_soc_version mc_plat_info = {0};
+
+               if (mc_get_soc_version(dpio_dev->dpio,
+                                      CMD_PRI_LOW, &mc_plat_info)) {
+                       PMD_INIT_LOG(ERR, "\tmc_get_soc_version failed\n");
+               } else if ((mc_plat_info.svr & 0xffff0000) == SVR_LS1080A) {
+                       dpaa2_core_cluster_base = 0x02;
+                       dpaa2_cluster_sz = 4;
+                       PMD_INIT_LOG(DEBUG, "\tLS108x (A53) Platform Detected");
+               }
+               first_time = 1;
+       }
 
        /* Set the Stashing Destination */
        cpu_id = rte_lcore_id();
@@ -191,8 +208,6 @@ dpaa2_configure_stashing(struct dpaa2_dpio_dev *dpio_dev)
        }
        /* Set the STASH Destination depending on Current CPU ID.
         * Valid values of SDEST are 4,5,6,7. Where,
-        * CPU 0-1 will have SDEST 4
-        * CPU 2-3 will have SDEST 5.....and so on.
         */
 
        sdest = dpaa2_core_cluster_sdest(cpu_id);