[v2,3/7] net/dpaa2: support FLC stashing API
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Commit Message
From: Jun Yang <jun.yang@nxp.com>
Configure flow steering action with FLC enabled to align stashing
setting with RSS configuration.
Signed-off-by: Jun Yang <jun.yang@nxp.com>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
drivers/bus/fslmc/portal/dpaa2_hw_pvt.h | 44 +++++++++++++++++++++++++
drivers/net/dpaa2/dpaa2_ethdev.c | 25 +++++++-------
2 files changed, 58 insertions(+), 11 deletions(-)
@@ -179,6 +179,7 @@ struct __rte_cache_aligned dpaa2_queue {
uint16_t resv;
uint64_t offloads;
uint64_t lpbk_cntx;
+ uint8_t data_stashing_off;
};
struct swp_active_dqs {
@@ -463,6 +464,49 @@ struct qbman_result *get_swp_active_dqs(uint16_t dpio_index)
return rte_global_active_dqs_list[dpio_index].global_active_dqs;
}
+/* 00 00 00 - last 6 bit represent data, annotation,
+ * context 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)
+ */
+#define DPAA2_FLC_STASHING_MAX_BIT_SIZE 2
+#define DPAA2_FLC_STASHING_MAX_CACHE_LINE \
+ ((1ULL << DPAA2_FLC_STASHING_MAX_BIT_SIZE) - 1)
+
+enum dpaa2_flc_stashing_type {
+ DPAA2_FLC_CNTX_STASHING = 0,
+ DPAA2_FLC_ANNO_STASHING =
+ DPAA2_FLC_CNTX_STASHING + DPAA2_FLC_STASHING_MAX_BIT_SIZE,
+ DPAA2_FLC_DATA_STASHING =
+ DPAA2_FLC_ANNO_STASHING + DPAA2_FLC_STASHING_MAX_BIT_SIZE,
+ DPAA2_FLC_END_STASHING =
+ DPAA2_FLC_DATA_STASHING + DPAA2_FLC_STASHING_MAX_BIT_SIZE
+};
+
+#define DPAA2_STASHING_ALIGN_SIZE (1 << DPAA2_FLC_END_STASHING)
+
+static inline void
+dpaa2_flc_stashing_set(enum dpaa2_flc_stashing_type type,
+ uint8_t cache_line, uint64_t *flc)
+{
+ RTE_ASSERT(cache_line <= DPAA2_FLC_STASHING_MAX_CACHE_LINE);
+ RTE_ASSERT(type == DPAA2_FLC_CNTX_STASHING ||
+ type == DPAA2_FLC_ANNO_STASHING ||
+ type == DPAA2_FLC_DATA_STASHING);
+
+ (*flc) &= ~(DPAA2_FLC_STASHING_MAX_CACHE_LINE << type);
+ (*flc) |= (cache_line << type);
+}
+
+static inline void
+dpaa2_flc_stashing_clear_all(uint64_t *flc)
+{
+ dpaa2_flc_stashing_set(DPAA2_FLC_CNTX_STASHING, 0, flc);
+ dpaa2_flc_stashing_set(DPAA2_FLC_ANNO_STASHING, 0, flc);
+ dpaa2_flc_stashing_set(DPAA2_FLC_DATA_STASHING, 0, flc);
+}
+
static inline
void set_swp_active_dqs(uint16_t dpio_index, struct qbman_result *dqs)
{
@@ -786,17 +786,20 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
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)
- * (in following order ->DS AS CS)
- * to enable 1 line data, 1 line annotation.
- * For LX2, this setting should be 01 00 00 (0x10)
- */
- if ((dpaa2_svr_family & 0xffff0000) == SVR_LX2160A)
- cfg.flc.value |= 0x10;
- else
- cfg.flc.value |= 0x14;
+ dpaa2_flc_stashing_clear_all(&cfg.flc.value);
+ if (getenv("DPAA2_DATA_STASHING_OFF")) {
+ dpaa2_flc_stashing_set(DPAA2_FLC_DATA_STASHING, 0,
+ &cfg.flc.value);
+ dpaa2_q->data_stashing_off = 1;
+ } else {
+ dpaa2_flc_stashing_set(DPAA2_FLC_DATA_STASHING, 1,
+ &cfg.flc.value);
+ dpaa2_q->data_stashing_off = 0;
+ }
+ if ((dpaa2_svr_family & 0xffff0000) != SVR_LX2160A) {
+ dpaa2_flc_stashing_set(DPAA2_FLC_ANNO_STASHING, 1,
+ &cfg.flc.value);
+ }
}
ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
dpaa2_q->tc_index, flow_id, options, &cfg);