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Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_cxt.c')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_cxt.c133
1 files changed, 123 insertions, 10 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c
index 0c42c240b5cf..7e3a6fed3da6 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c
@@ -1,9 +1,33 @@
/* QLogic qed NIC Driver
- * Copyright (c) 2015 QLogic Corporation
+ * Copyright (c) 2015-2017 QLogic Corporation
*
- * This software is available under the terms of the GNU General Public License
- * (GPL) Version 2, available from the file COPYING in the main directory of
- * this source tree.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and /or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
*/
#include <linux/types.h>
@@ -66,12 +90,14 @@ union conn_context {
struct core_conn_context core_ctx;
struct eth_conn_context eth_ctx;
struct iscsi_conn_context iscsi_ctx;
+ struct fcoe_conn_context fcoe_ctx;
struct roce_conn_context roce_ctx;
};
-/* TYPE-0 task context - iSCSI */
+/* TYPE-0 task context - iSCSI, FCOE */
union type0_task_context {
struct iscsi_task_context iscsi_ctx;
+ struct fcoe_task_context fcoe_ctx;
};
/* TYPE-1 task context - ROCE */
@@ -216,15 +242,22 @@ struct qed_cxt_mngr {
static bool src_proto(enum protocol_type type)
{
return type == PROTOCOLID_ISCSI ||
+ type == PROTOCOLID_FCOE ||
type == PROTOCOLID_ROCE;
}
static bool tm_cid_proto(enum protocol_type type)
{
return type == PROTOCOLID_ISCSI ||
+ type == PROTOCOLID_FCOE ||
type == PROTOCOLID_ROCE;
}
+static bool tm_tid_proto(enum protocol_type type)
+{
+ return type == PROTOCOLID_FCOE;
+}
+
/* counts the iids for the CDU/CDUC ILT client configuration */
struct qed_cdu_iids {
u32 pf_cids;
@@ -283,6 +316,22 @@ static void qed_cxt_tm_iids(struct qed_cxt_mngr *p_mngr,
iids->pf_cids += p_cfg->cid_count;
iids->per_vf_cids += p_cfg->cids_per_vf;
}
+
+ if (tm_tid_proto(i)) {
+ struct qed_tid_seg *segs = p_cfg->tid_seg;
+
+ /* for each segment there is at most one
+ * protocol for which count is not 0.
+ */
+ for (j = 0; j < NUM_TASK_PF_SEGMENTS; j++)
+ iids->pf_tids[j] += segs[j].count;
+
+ /* The last array elelment is for the VFs. As for PF
+ * segments there can be only one protocol for
+ * which this value is not 0.
+ */
+ iids->per_vf_tids += segs[NUM_TASK_PF_SEGMENTS].count;
+ }
}
iids->pf_cids = roundup(iids->pf_cids, TM_ALIGN);
@@ -373,8 +422,9 @@ static void qed_cxt_set_proto_cid_count(struct qed_hwfn *p_hwfn,
u32 page_sz = p_mgr->clients[ILT_CLI_CDUC].p_size.val;
u32 cxt_size = CONN_CXT_SIZE(p_hwfn);
u32 elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size;
+ u32 align = elems_per_page * DQ_RANGE_ALIGN;
- p_conn->cid_count = roundup(p_conn->cid_count, elems_per_page);
+ p_conn->cid_count = roundup(p_conn->cid_count, align);
}
}
@@ -1670,9 +1720,42 @@ static void qed_tm_init_pf(struct qed_hwfn *p_hwfn)
/* @@@TBD how to enable the scan for the VFs */
}
+static void qed_prs_init_common(struct qed_hwfn *p_hwfn)
+{
+ if ((p_hwfn->hw_info.personality == QED_PCI_FCOE) &&
+ p_hwfn->pf_params.fcoe_pf_params.is_target)
+ STORE_RT_REG(p_hwfn,
+ PRS_REG_SEARCH_RESP_INITIATOR_TYPE_RT_OFFSET, 0);
+}
+
+static void qed_prs_init_pf(struct qed_hwfn *p_hwfn)
+{
+ struct qed_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
+ struct qed_conn_type_cfg *p_fcoe;
+ struct qed_tid_seg *p_tid;
+
+ p_fcoe = &p_mngr->conn_cfg[PROTOCOLID_FCOE];
+
+ /* If FCoE is active set the MAX OX_ID (tid) in the Parser */
+ if (!p_fcoe->cid_count)
+ return;
+
+ p_tid = &p_fcoe->tid_seg[QED_CXT_FCOE_TID_SEG];
+ if (p_hwfn->pf_params.fcoe_pf_params.is_target) {
+ STORE_RT_REG_AGG(p_hwfn,
+ PRS_REG_TASK_ID_MAX_TARGET_PF_RT_OFFSET,
+ p_tid->count);
+ } else {
+ STORE_RT_REG_AGG(p_hwfn,
+ PRS_REG_TASK_ID_MAX_INITIATOR_PF_RT_OFFSET,
+ p_tid->count);
+ }
+}
+
void qed_cxt_hw_init_common(struct qed_hwfn *p_hwfn)
{
qed_cdu_init_common(p_hwfn);
+ qed_prs_init_common(p_hwfn);
}
void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn)
@@ -1684,6 +1767,7 @@ void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn)
qed_ilt_init_pf(p_hwfn);
qed_src_init_pf(p_hwfn);
qed_tm_init_pf(p_hwfn);
+ qed_prs_init_pf(p_hwfn);
}
int qed_cxt_acquire_cid(struct qed_hwfn *p_hwfn,
@@ -1861,6 +1945,27 @@ int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn)
p_params->num_cons, 1);
break;
}
+ case QED_PCI_FCOE:
+ {
+ struct qed_fcoe_pf_params *p_params;
+
+ p_params = &p_hwfn->pf_params.fcoe_pf_params;
+
+ if (p_params->num_cons && p_params->num_tasks) {
+ qed_cxt_set_proto_cid_count(p_hwfn,
+ PROTOCOLID_FCOE,
+ p_params->num_cons,
+ 0);
+
+ qed_cxt_set_proto_tid_count(p_hwfn, PROTOCOLID_FCOE,
+ QED_CXT_FCOE_TID_SEG, 0,
+ p_params->num_tasks, true);
+ } else {
+ DP_INFO(p_hwfn->cdev,
+ "Fcoe personality used without setting params!\n");
+ }
+ break;
+ }
case QED_PCI_ISCSI:
{
struct qed_iscsi_pf_params *p_params;
@@ -1903,6 +2008,10 @@ int qed_cxt_get_tid_mem_info(struct qed_hwfn *p_hwfn,
/* Verify the personality */
switch (p_hwfn->hw_info.personality) {
+ case QED_PCI_FCOE:
+ proto = PROTOCOLID_FCOE;
+ seg = QED_CXT_FCOE_TID_SEG;
+ break;
case QED_PCI_ISCSI:
proto = PROTOCOLID_ISCSI;
seg = QED_CXT_ISCSI_TID_SEG;
@@ -2191,15 +2300,19 @@ int qed_cxt_get_task_ctx(struct qed_hwfn *p_hwfn,
{
struct qed_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
struct qed_ilt_client_cfg *p_cli;
- struct qed_ilt_cli_blk *p_seg;
struct qed_tid_seg *p_seg_info;
- u32 proto, seg;
- u32 total_lines;
- u32 tid_size, ilt_idx;
+ struct qed_ilt_cli_blk *p_seg;
u32 num_tids_per_block;
+ u32 tid_size, ilt_idx;
+ u32 total_lines;
+ u32 proto, seg;
/* Verify the personality */
switch (p_hwfn->hw_info.personality) {
+ case QED_PCI_FCOE:
+ proto = PROTOCOLID_FCOE;
+ seg = QED_CXT_FCOE_TID_SEG;
+ break;
case QED_PCI_ISCSI:
proto = PROTOCOLID_ISCSI;
seg = QED_CXT_ISCSI_TID_SEG;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-11 12:37:15 +0100