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path: root/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
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Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/qplib_rcfw.c')
-rw-r--r--drivers/infiniband/hw/bnxt_re/qplib_rcfw.c97
1 files changed, 49 insertions, 48 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
index 061b2895dd9b..de9069103177 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
@@ -49,6 +49,7 @@
#include "qplib_rcfw.h"
#include "qplib_sp.h"
#include "qplib_fp.h"
+#include "qplib_tlv.h"
static void bnxt_qplib_service_creq(struct tasklet_struct *t);
@@ -85,8 +86,8 @@ done:
return count ? 0 : -ETIMEDOUT;
};
-static int __send_message(struct bnxt_qplib_rcfw *rcfw, struct cmdq_base *req,
- struct creq_base *resp, void *sb, u8 is_block)
+static int __send_message(struct bnxt_qplib_rcfw *rcfw,
+ struct bnxt_qplib_cmdqmsg *msg)
{
struct bnxt_qplib_cmdq_ctx *cmdq = &rcfw->cmdq;
struct bnxt_qplib_hwq *hwq = &cmdq->hwq;
@@ -95,13 +96,13 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw, struct cmdq_base *req,
u32 sw_prod, cmdq_prod;
struct pci_dev *pdev;
unsigned long flags;
- u32 size, opcode;
+ u32 bsize, opcode;
u16 cookie, cbit;
u8 *preq;
pdev = rcfw->pdev;
- opcode = req->opcode;
+ opcode = __get_cmdq_base_opcode(msg->req, msg->req_sz);
if (!test_bit(FIRMWARE_INITIALIZED_FLAG, &cmdq->flags) &&
(opcode != CMDQ_BASE_OPCODE_QUERY_FUNC &&
opcode != CMDQ_BASE_OPCODE_INITIALIZE_FW &&
@@ -124,7 +125,7 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw, struct cmdq_base *req,
* cmdqe
*/
spin_lock_irqsave(&hwq->lock, flags);
- if (req->cmd_size >= HWQ_FREE_SLOTS(hwq)) {
+ if (msg->req->cmd_size >= HWQ_FREE_SLOTS(hwq)) {
dev_err(&pdev->dev, "RCFW: CMDQ is full!\n");
spin_unlock_irqrestore(&hwq->lock, flags);
return -EAGAIN;
@@ -133,36 +134,34 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw, struct cmdq_base *req,
cookie = cmdq->seq_num & RCFW_MAX_COOKIE_VALUE;
cbit = cookie % rcfw->cmdq_depth;
- if (is_block)
+ if (msg->block)
cookie |= RCFW_CMD_IS_BLOCKING;
set_bit(cbit, cmdq->cmdq_bitmap);
- req->cookie = cpu_to_le16(cookie);
+ __set_cmdq_base_cookie(msg->req, msg->req_sz, cpu_to_le16(cookie));
crsqe = &rcfw->crsqe_tbl[cbit];
if (crsqe->resp) {
spin_unlock_irqrestore(&hwq->lock, flags);
return -EBUSY;
}
- size = req->cmd_size;
/* change the cmd_size to the number of 16byte cmdq unit.
* req->cmd_size is modified here
*/
- bnxt_qplib_set_cmd_slots(req);
-
- memset(resp, 0, sizeof(*resp));
- crsqe->resp = (struct creq_qp_event *)resp;
- crsqe->resp->cookie = req->cookie;
- crsqe->req_size = req->cmd_size;
- if (req->resp_size && sb) {
- struct bnxt_qplib_rcfw_sbuf *sbuf = sb;
-
- req->resp_addr = cpu_to_le64(sbuf->dma_addr);
- req->resp_size = (sbuf->size + BNXT_QPLIB_CMDQE_UNITS - 1) /
- BNXT_QPLIB_CMDQE_UNITS;
+ bsize = bnxt_qplib_set_cmd_slots(msg->req);
+
+ memset(msg->resp, 0, sizeof(*msg->resp));
+ crsqe->resp = (struct creq_qp_event *)msg->resp;
+ crsqe->resp->cookie = cpu_to_le16(cookie);
+ crsqe->req_size = __get_cmdq_base_cmd_size(msg->req, msg->req_sz);
+ if (__get_cmdq_base_resp_size(msg->req, msg->req_sz) && msg->sb) {
+ struct bnxt_qplib_rcfw_sbuf *sbuf = msg->sb;
+ __set_cmdq_base_resp_addr(msg->req, msg->req_sz, cpu_to_le64(sbuf->dma_addr));
+ __set_cmdq_base_resp_size(msg->req, msg->req_sz,
+ ALIGN(sbuf->size, BNXT_QPLIB_CMDQE_UNITS));
}
- preq = (u8 *)req;
+ preq = (u8 *)msg->req;
do {
/* Locate the next cmdq slot */
sw_prod = HWQ_CMP(hwq->prod, hwq);
@@ -174,11 +173,11 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw, struct cmdq_base *req,
}
/* Copy a segment of the req cmd to the cmdq */
memset(cmdqe, 0, sizeof(*cmdqe));
- memcpy(cmdqe, preq, min_t(u32, size, sizeof(*cmdqe)));
- preq += min_t(u32, size, sizeof(*cmdqe));
- size -= min_t(u32, size, sizeof(*cmdqe));
+ memcpy(cmdqe, preq, min_t(u32, bsize, sizeof(*cmdqe)));
+ preq += min_t(u32, bsize, sizeof(*cmdqe));
+ bsize -= min_t(u32, bsize, sizeof(*cmdqe));
hwq->prod++;
- } while (size > 0);
+ } while (bsize > 0);
cmdq->seq_num++;
cmdq_prod = hwq->prod;
@@ -191,7 +190,6 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw, struct cmdq_base *req,
cmdq_prod |= BIT(FIRMWARE_FIRST_FLAG);
clear_bit(FIRMWARE_FIRST_FLAG, &cmdq->flags);
}
-
/* ring CMDQ DB */
wmb();
writel(cmdq_prod, cmdq->cmdq_mbox.prod);
@@ -203,11 +201,9 @@ done:
}
int bnxt_qplib_rcfw_send_message(struct bnxt_qplib_rcfw *rcfw,
- struct cmdq_base *req,
- struct creq_base *resp,
- void *sb, u8 is_block)
+ struct bnxt_qplib_cmdqmsg *msg)
{
- struct creq_qp_event *evnt = (struct creq_qp_event *)resp;
+ struct creq_qp_event *evnt = (struct creq_qp_event *)msg->resp;
u16 cookie;
u8 opcode, retry_cnt = 0xFF;
int rc = 0;
@@ -217,23 +213,23 @@ int bnxt_qplib_rcfw_send_message(struct bnxt_qplib_rcfw *rcfw,
return 0;
do {
- opcode = req->opcode;
- rc = __send_message(rcfw, req, resp, sb, is_block);
- cookie = le16_to_cpu(req->cookie) & RCFW_MAX_COOKIE_VALUE;
+ opcode = __get_cmdq_base_opcode(msg->req, msg->req_sz);
+ rc = __send_message(rcfw, msg);
+ cookie = le16_to_cpu(__get_cmdq_base_cookie(msg->req, msg->req_sz)) &
+ RCFW_MAX_COOKIE_VALUE;
if (!rc)
break;
-
if (!retry_cnt || (rc != -EAGAIN && rc != -EBUSY)) {
/* send failed */
dev_err(&rcfw->pdev->dev, "cmdq[%#x]=%#x send failed\n",
cookie, opcode);
return rc;
}
- is_block ? mdelay(1) : usleep_range(500, 1000);
+ msg->block ? mdelay(1) : usleep_range(500, 1000);
} while (retry_cnt--);
- if (is_block)
+ if (msg->block)
rc = __block_for_resp(rcfw, cookie);
else
rc = __wait_for_resp(rcfw, cookie);
@@ -452,14 +448,17 @@ static irqreturn_t bnxt_qplib_creq_irq(int irq, void *dev_instance)
/* RCFW */
int bnxt_qplib_deinit_rcfw(struct bnxt_qplib_rcfw *rcfw)
{
- struct cmdq_deinitialize_fw req;
- struct creq_deinitialize_fw_resp resp;
- u16 cmd_flags = 0;
+ struct creq_deinitialize_fw_resp resp = {};
+ struct cmdq_deinitialize_fw req = {};
+ struct bnxt_qplib_cmdqmsg msg = {};
int rc;
- RCFW_CMD_PREP(req, DEINITIALIZE_FW, cmd_flags);
- rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp,
- NULL, 0);
+ bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req,
+ CMDQ_BASE_OPCODE_DEINITIALIZE_FW,
+ sizeof(req));
+ bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL,
+ sizeof(req), sizeof(resp), 0);
+ rc = bnxt_qplib_rcfw_send_message(rcfw, &msg);
if (rc)
return rc;
@@ -470,13 +469,15 @@ int bnxt_qplib_deinit_rcfw(struct bnxt_qplib_rcfw *rcfw)
int bnxt_qplib_init_rcfw(struct bnxt_qplib_rcfw *rcfw,
struct bnxt_qplib_ctx *ctx, int is_virtfn)
{
- struct creq_initialize_fw_resp resp;
- struct cmdq_initialize_fw req;
- u16 cmd_flags = 0;
+ struct creq_initialize_fw_resp resp = {};
+ struct cmdq_initialize_fw req = {};
+ struct bnxt_qplib_cmdqmsg msg = {};
u8 pgsz, lvl;
int rc;
- RCFW_CMD_PREP(req, INITIALIZE_FW, cmd_flags);
+ bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req,
+ CMDQ_BASE_OPCODE_INITIALIZE_FW,
+ sizeof(req));
/* Supply (log-base-2-of-host-page-size - base-page-shift)
* to bono to adjust the doorbell page sizes.
*/
@@ -545,8 +546,8 @@ config_vf_res:
skip_ctx_setup:
req.stat_ctx_id = cpu_to_le32(ctx->stats.fw_id);
- rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp,
- NULL, 0);
+ bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), sizeof(resp), 0);
+ rc = bnxt_qplib_rcfw_send_message(rcfw, &msg);
if (rc)
return rc;
set_bit(FIRMWARE_INITIALIZED_FLAG, &rcfw->cmdq.flags);
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-24 20:25:46 +0300