net/dpaa2: add support for tail drop on queue

[dpdk.git] / drivers / net / dpaa2 / mc / dpni.c

diff --git a/drivers/net/dpaa2/mc/dpni.c b/drivers/net/dpaa2/mc/dpni.c
index 3d1f81b..21aedef 100644 (file)
--- a/drivers/net/dpaa2/mc/dpni.c
+++ b/drivers/net/dpaa2/mc/dpni.c
@@ -785,3 +785,53 @@ int dpni_reset_statistics(struct fsl_mc_io *mc_io,
        /* send command to mc*/
        return mc_send_command(mc_io, &cmd);
 }
+
+int dpni_set_taildrop(struct fsl_mc_io *mc_io,
+                     uint32_t cmd_flags,
+                     uint16_t token,
+                     enum dpni_congestion_point cg_point,
+                     enum dpni_queue_type q_type,
+                     uint8_t tc,
+                     uint8_t q_index,
+                     struct dpni_taildrop *taildrop)
+{
+       struct mc_command cmd = { 0 };
+
+       /* prepare command */
+       cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TAILDROP,
+                                         cmd_flags,
+                                         token);
+       DPNI_CMD_SET_TAILDROP(cmd, cg_point, q_type, tc, q_index, taildrop);
+
+       /* send command to mc*/
+       return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_taildrop(struct fsl_mc_io *mc_io,
+                     uint32_t cmd_flags,
+                    uint16_t token,
+                        enum dpni_congestion_point cg_point,
+                        enum dpni_queue_type q_type,
+                        uint8_t tc,
+                        uint8_t q_index,
+                        struct dpni_taildrop *taildrop)
+{
+       struct mc_command cmd = { 0 };
+       int err;
+
+       /* prepare command */
+       cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TAILDROP,
+                                         cmd_flags,
+                                         token);
+       DPNI_CMD_GET_TAILDROP(cmd, cg_point, q_type, tc, q_index);
+
+       /* send command to mc*/
+       err = mc_send_command(mc_io, &cmd);
+       if (err)
+               return err;
+
+       /* retrieve response parameters */
+       DPNI_RSP_GET_TAILDROP(cmd, taildrop);
+
+       return 0;
+}