[dpdk-dev] [PATCH 05/14] bus/fslmc: expose platform soc value register
Hemant Agrawal
hemant.agrawal at nxp.com
Fri Dec 8 06:21:18 CET 2017
This patch expose the dpaa2 soc platform family type.
This is required to make some soc variant specific
decision during configuration and runtime.
Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
---
drivers/bus/fslmc/portal/dpaa2_hw_dpio.c | 42 +++++++++++++++--------------
drivers/bus/fslmc/portal/dpaa2_hw_dpio.h | 3 +++
drivers/bus/fslmc/rte_bus_fslmc_version.map | 1 +
drivers/net/dpaa2/dpaa2_ethdev.c | 17 ++++++------
4 files changed, 35 insertions(+), 28 deletions(-)
diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
index f00070f..a98991a 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.c
@@ -76,6 +76,9 @@ static struct dpio_dev_list dpio_dev_list
= TAILQ_HEAD_INITIALIZER(dpio_dev_list); /*!< DPIO device list */
static uint32_t io_space_count;
+/* Variable to store DPAA2 platform type */
+uint32_t dpaa2_svr_family;
+
/*Stashing Macros default for LS208x*/
static int dpaa2_core_cluster_base = 0x04;
static int dpaa2_cluster_sz = 2;
@@ -265,26 +268,6 @@ static int
dpaa2_configure_stashing(struct dpaa2_dpio_dev *dpio_dev, int cpu_id)
{
int sdest, 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");
- } else if ((mc_plat_info.svr & 0xffff0000) == SVR_LX2160A) {
- dpaa2_core_cluster_base = 0x00;
- dpaa2_cluster_sz = 2;
- PMD_INIT_LOG(DEBUG, "\tLX2160 Platform Detected");
- }
- first_time = 1;
- }
/* Set the Stashing Destination */
if (cpu_id < 0) {
@@ -499,6 +482,25 @@ dpaa2_create_dpio_device(int vdev_fd,
rte_free(dpio_dev);
}
+ /* find the SoC type for the first time */
+ if (!dpaa2_svr_family) {
+ 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");
+ } else if ((mc_plat_info.svr & 0xffff0000) == SVR_LX2160A) {
+ dpaa2_core_cluster_base = 0x00;
+ dpaa2_cluster_sz = 2;
+ PMD_INIT_LOG(DEBUG, "\tLX2160 Platform Detected");
+ }
+ dpaa2_svr_family = (mc_plat_info.svr & 0xffff0000);
+ }
+
TAILQ_INSERT_TAIL(&dpio_dev_list, dpio_dev, next);
RTE_LOG(DEBUG, PMD, "DPAA2: Added [dpio.%d]\n", object_id);
diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
index e845340..a3240b2 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_dpio.h
@@ -54,6 +54,9 @@ RTE_DECLARE_PER_LCORE(struct dpaa2_io_portal_t, _dpaa2_io);
#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
+/* Variable to store DPAA2 platform type */
+extern uint32_t dpaa2_svr_family;
+
extern struct dpaa2_io_portal_t dpaa2_io_portal[RTE_MAX_LCORE];
struct dpaa2_dpio_dev *dpaa2_get_qbman_swp(int cpu_id);
diff --git a/drivers/bus/fslmc/rte_bus_fslmc_version.map b/drivers/bus/fslmc/rte_bus_fslmc_version.map
index a1e30d6..f266d6d 100644
--- a/drivers/bus/fslmc/rte_bus_fslmc_version.map
+++ b/drivers/bus/fslmc/rte_bus_fslmc_version.map
@@ -93,6 +93,7 @@ DPDK_17.11 {
DPDK_18.02 {
global:
+ dpaa2_svr_family;
dpaa2_virt_mode;
} DPDK_17.11;
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 1cd302d..577bd8f 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -418,7 +418,6 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
{
struct dpaa2_dev_priv *priv = dev->data->dev_private;
struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
- struct mc_soc_version mc_plat_info = {0};
struct dpaa2_queue *dpaa2_q;
struct dpni_queue cfg;
uint8_t options = 0;
@@ -450,18 +449,20 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
/*if ls2088 or rev2 device, enable the stashing */
- if (mc_get_soc_version(dpni, CMD_PRI_LOW, &mc_plat_info))
- PMD_INIT_LOG(ERR, "\tmc_get_soc_version failed\n");
-
- if ((mc_plat_info.svr & 0xffff0000) != SVR_LS2080A) {
+ if ((dpaa2_svr_family & 0xffff0000) != SVR_LS2080A) {
options |= DPNI_QUEUE_OPT_FLC;
cfg.flc.stash_control = true;
cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
/* 00 00 00 - last 6 bit represent annotation, context stashing,
- * data stashing setting 01 01 00 (0x14) to enable
- * 1 line data, 1 line annotation
+ * data stashing setting 01 01 00 (0x14)
+ * (in following order ->DS AS CS)
+ * to enable 1 line data, 1 line annotation.
+ * For LX2, this setting should be 01 00 00 (0x10)
*/
- cfg.flc.value |= 0x14;
+ if ((dpaa2_svr_family & 0xffff0000) == SVR_LX2160A)
+ cfg.flc.value |= 0x10;
+ else
+ cfg.flc.value |= 0x14;
}
ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
dpaa2_q->tc_index, flow_id, options, &cfg);
--
2.7.4
More information about the dev
mailing list