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From: vanshika.shukla@nxp.com
To: dev@dpdk.org, Hemant Agrawal <hemant.agrawal@nxp.com>,
Sachin Saxena <sachin.saxena@nxp.com>
Cc: Jun Yang <jun.yang@nxp.com>,
Vanshika Shukla <vanshika.shukla@nxp.com>
Subject: [v1 32/43] net/dpaa2: check if Soft parser is loaded
Date: Fri, 13 Sep 2024 11:29:48 +0530
Message-Id: <20240913055959.3246917-33-vanshika.shukla@nxp.com>
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From: Jun Yang <jun.yang@nxp.com>
Access sp instruction area to check if sp is loaded.
Signed-off-by: Jun Yang <jun.yang@nxp.com>
Signed-off-by: Vanshika Shukla <vanshika.shukla@nxp.com>
---
drivers/net/dpaa2/dpaa2_ethdev.c | 4 ++
drivers/net/dpaa2/dpaa2_ethdev.h | 2 +
drivers/net/dpaa2/dpaa2_flow.c | 88 ++++++++++++++++++++++++++++++++
3 files changed, 94 insertions(+)
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 000d7da85c..21955ad903 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -2858,6 +2858,10 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
return ret;
}
}
+
+ ret = dpaa2_soft_parser_loaded();
+ if (ret > 0)
+ DPAA2_PMD_INFO("soft parser is loaded");
DPAA2_PMD_INFO("%s: netdev created, connected to %s",
eth_dev->data->name, dpaa2_dev->ep_name);
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.h b/drivers/net/dpaa2/dpaa2_ethdev.h
index eaa653d266..db918725a7 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.h
+++ b/drivers/net/dpaa2/dpaa2_ethdev.h
@@ -479,6 +479,8 @@ int dpaa2_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
int dpaa2_dev_recycle_config(struct rte_eth_dev *eth_dev);
int dpaa2_dev_recycle_deconfig(struct rte_eth_dev *eth_dev);
+int dpaa2_soft_parser_loaded(void);
+
int dpaa2_dev_recycle_qp_setup(struct rte_dpaa2_device *dpaa2_dev,
uint16_t qidx, uint64_t cntx,
eth_rx_burst_t tx_lpbk, eth_tx_burst_t rx_lpbk,
diff --git a/drivers/net/dpaa2/dpaa2_flow.c b/drivers/net/dpaa2/dpaa2_flow.c
index 02938ad27b..a376acffcf 100644
--- a/drivers/net/dpaa2/dpaa2_flow.c
+++ b/drivers/net/dpaa2/dpaa2_flow.c
@@ -9,6 +9,7 @@
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
+#include <sys/mman.h>
#include <rte_ethdev.h>
#include <rte_log.h>
@@ -24,6 +25,7 @@
static char *dpaa2_flow_control_log;
static uint16_t dpaa2_flow_miss_flow_id; /* Default miss flow id is 0. */
+static int dpaa2_sp_loaded = -1;
enum dpaa2_flow_entry_size {
DPAA2_FLOW_ENTRY_MIN_SIZE = (DPNI_MAX_KEY_SIZE / 2),
@@ -401,6 +403,92 @@ dpaa2_flow_fs_entry_log(const char *log_info,
DPAA2_FLOW_DUMP("\r\n");
}
+/** For LX2160A, LS2088A and LS1088A*/
+#define WRIOP_CCSR_BASE 0x8b80000
+#define WRIOP_CCSR_CTLU_OFFSET 0
+#define WRIOP_CCSR_CTLU_PARSER_OFFSET 0
+#define WRIOP_CCSR_CTLU_PARSER_INGRESS_OFFSET 0
+
+#define WRIOP_INGRESS_PARSER_PHY \
+ (WRIOP_CCSR_BASE + WRIOP_CCSR_CTLU_OFFSET + \
+ WRIOP_CCSR_CTLU_PARSER_OFFSET + \
+ WRIOP_CCSR_CTLU_PARSER_INGRESS_OFFSET)
+
+struct dpaa2_parser_ccsr {
+ uint32_t psr_cfg;
+ uint32_t psr_idle;
+ uint32_t psr_pclm;
+ uint8_t psr_ver_min;
+ uint8_t psr_ver_maj;
+ uint8_t psr_id1_l;
+ uint8_t psr_id1_h;
+ uint32_t psr_rev2;
+ uint8_t rsv[0x2c];
+ uint8_t sp_ins[4032];
+};
+
+int
+dpaa2_soft_parser_loaded(void)
+{
+ int fd, i, ret = 0;
+ struct dpaa2_parser_ccsr *parser_ccsr = NULL;
+
+ dpaa2_flow_control_log = getenv("DPAA2_FLOW_CONTROL_LOG");
+
+ if (dpaa2_sp_loaded >= 0)
+ return dpaa2_sp_loaded;
+
+ fd = open("/dev/mem", O_RDWR | O_SYNC);
+ if (fd < 0) {
+ DPAA2_PMD_ERR("open \"/dev/mem\" ERROR(%d)", fd);
+ ret = fd;
+ goto exit;
+ }
+
+ parser_ccsr = mmap(NULL, sizeof(struct dpaa2_parser_ccsr),
+ PROT_READ | PROT_WRITE, MAP_SHARED, fd,
+ WRIOP_INGRESS_PARSER_PHY);
+ if (!parser_ccsr) {
+ DPAA2_PMD_ERR("Map 0x%" PRIx64 "(size=0x%x) failed",
+ (uint64_t)WRIOP_INGRESS_PARSER_PHY,
+ (uint32_t)sizeof(struct dpaa2_parser_ccsr));
+ ret = -ENOBUFS;
+ goto exit;
+ }
+
+ DPAA2_PMD_INFO("Parser ID:0x%02x%02x, Rev:major(%02x), minor(%02x)",
+ parser_ccsr->psr_id1_h, parser_ccsr->psr_id1_l,
+ parser_ccsr->psr_ver_maj, parser_ccsr->psr_ver_min);
+
+ if (dpaa2_flow_control_log) {
+ for (i = 0; i < 64; i++) {
+ DPAA2_FLOW_DUMP("%02x ",
+ parser_ccsr->sp_ins[i]);
+ if (!((i + 1) % 16))
+ DPAA2_FLOW_DUMP("\r\n");
+ }
+ }
+
+ for (i = 0; i < 16; i++) {
+ if (parser_ccsr->sp_ins[i]) {
+ dpaa2_sp_loaded = 1;
+ break;
+ }
+ }
+ if (dpaa2_sp_loaded < 0)
+ dpaa2_sp_loaded = 0;
+
+ ret = dpaa2_sp_loaded;
+
+exit:
+ if (parser_ccsr)
+ munmap(parser_ccsr, sizeof(struct dpaa2_parser_ccsr));
+ if (fd >= 0)
+ close(fd);
+
+ return ret;
+}
+
static int
dpaa2_flow_ip_address_extract(enum net_prot prot,
uint32_t field)
--
2.25.1