#include "qed_rdma.h"
#include "qed_reg_addr.h"
#include "qed_sp.h"
+#include "qed_ooo.h"
#define QED_IWARP_ORD_DEFAULT 32
#define QED_IWARP_IRD_DEFAULT 32
spin_unlock_bh(&p_hwfn->p_rdma_info->lock);
}
+void qed_iwarp_init_fw_ramrod(struct qed_hwfn *p_hwfn,
+ struct iwarp_init_func_params *p_ramrod)
+{
+ p_ramrod->ll2_ooo_q_index = RESC_START(p_hwfn, QED_LL2_QUEUE) +
+ p_hwfn->p_rdma_info->iwarp.ll2_ooo_handle;
+}
+
static int qed_iwarp_alloc_cid(struct qed_hwfn *p_hwfn, u32 *cid)
{
int rc;
iwarp_info->ll2_syn_handle = QED_IWARP_HANDLE_INVAL;
}
+ if (iwarp_info->ll2_ooo_handle != QED_IWARP_HANDLE_INVAL) {
+ rc = qed_ll2_terminate_connection(p_hwfn,
+ iwarp_info->ll2_ooo_handle);
+ if (rc)
+ DP_INFO(p_hwfn, "Failed to terminate ooo connection\n");
+
+ qed_ll2_release_connection(p_hwfn, iwarp_info->ll2_ooo_handle);
+ iwarp_info->ll2_ooo_handle = QED_IWARP_HANDLE_INVAL;
+ }
+
qed_llh_remove_mac_filter(p_hwfn,
p_ptt, p_hwfn->p_rdma_info->iwarp.mac_addr);
return rc;
struct qed_iwarp_info *iwarp_info;
struct qed_ll2_acquire_data data;
struct qed_ll2_cbs cbs;
+ u16 n_ooo_bufs;
int rc = 0;
iwarp_info = &p_hwfn->p_rdma_info->iwarp;
iwarp_info->ll2_syn_handle = QED_IWARP_HANDLE_INVAL;
+ iwarp_info->ll2_ooo_handle = QED_IWARP_HANDLE_INVAL;
iwarp_info->max_mtu = params->max_mtu;
if (rc)
goto err;
+ /* Start OOO connection */
+ data.input.conn_type = QED_LL2_TYPE_OOO;
+ data.input.mtu = params->max_mtu;
+
+ n_ooo_bufs = (QED_IWARP_MAX_OOO * QED_IWARP_RCV_WND_SIZE_DEF) /
+ iwarp_info->max_mtu;
+ n_ooo_bufs = min_t(u32, n_ooo_bufs, QED_IWARP_LL2_OOO_MAX_RX_SIZE);
+
+ data.input.rx_num_desc = n_ooo_bufs;
+ data.input.rx_num_ooo_buffers = n_ooo_bufs;
+
+ data.input.tx_max_bds_per_packet = 1; /* will never be fragmented */
+ data.input.tx_num_desc = QED_IWARP_LL2_OOO_DEF_TX_SIZE;
+ data.p_connection_handle = &iwarp_info->ll2_ooo_handle;
+
+ rc = qed_ll2_acquire_connection(p_hwfn, &data);
+ if (rc)
+ goto err;
+
+ rc = qed_ll2_establish_connection(p_hwfn, iwarp_info->ll2_ooo_handle);
+ if (rc)
+ goto err;
+
return rc;
err:
qed_iwarp_ll2_stop(p_hwfn, p_ptt);
qed_spq_register_async_cb(p_hwfn, PROTOCOLID_IWARP,
qed_iwarp_async_event);
+ qed_ooo_setup(p_hwfn);
return qed_iwarp_ll2_start(p_hwfn, params, p_ptt);
}
#define QED_IWARP_LL2_SYN_TX_SIZE (128)
#define QED_IWARP_LL2_SYN_RX_SIZE (256)
#define QED_IWARP_MAX_SYN_PKT_SIZE (128)
-#define QED_IWARP_HANDLE_INVAL (0xff)
+
+#define QED_IWARP_LL2_OOO_DEF_TX_SIZE (256)
+#define QED_IWARP_MAX_OOO (16)
+#define QED_IWARP_LL2_OOO_MAX_RX_SIZE (16384)
+
+#define QED_IWARP_HANDLE_INVAL (0xff)
struct qed_iwarp_ll2_buff {
void *data;
u8 crc_needed;
u8 tcp_flags;
u8 ll2_syn_handle;
+ u8 ll2_ooo_handle;
u8 peer2peer;
enum mpa_negotiation_mode mpa_rev;
enum mpa_rtr_type rtr_type;
int qed_iwarp_setup(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
struct qed_rdma_start_in_params *params);
+void qed_iwarp_init_fw_ramrod(struct qed_hwfn *p_hwfn,
+ struct iwarp_init_func_params *p_ramrod);
+
int qed_iwarp_stop(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
void qed_iwarp_resc_free(struct qed_hwfn *p_hwfn);