From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/drivers/target/iscsi/cxgbit/cxgbit_ddp.c | 35 ++++++++++++++++-------------------
1 files changed, 16 insertions(+), 19 deletions(-)
diff --git a/kernel/drivers/target/iscsi/cxgbit/cxgbit_ddp.c b/kernel/drivers/target/iscsi/cxgbit/cxgbit_ddp.c
index 76a2626..b044999 100644
--- a/kernel/drivers/target/iscsi/cxgbit/cxgbit_ddp.c
+++ b/kernel/drivers/target/iscsi/cxgbit/cxgbit_ddp.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Chelsio Communications, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include "cxgbit.h"
@@ -263,17 +260,18 @@
r2t->targ_xfer_tag = ttinfo->tag;
}
-void cxgbit_release_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd)
+void cxgbit_unmap_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd)
{
struct cxgbit_cmd *ccmd = iscsit_priv_cmd(cmd);
if (ccmd->release) {
- struct cxgbi_task_tag_info *ttinfo = &ccmd->ttinfo;
-
- if (ttinfo->sgl) {
+ if (cmd->se_cmd.se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC) {
+ put_page(sg_page(&ccmd->sg));
+ } else {
struct cxgbit_sock *csk = conn->context;
struct cxgbit_device *cdev = csk->com.cdev;
struct cxgbi_ppm *ppm = cdev2ppm(cdev);
+ struct cxgbi_task_tag_info *ttinfo = &ccmd->ttinfo;
/* Abort the TCP conn if DDP is not complete to
* avoid any possibility of DDP after freeing
@@ -283,14 +281,14 @@
cmd->se_cmd.data_length))
cxgbit_abort_conn(csk);
+ if (unlikely(ttinfo->sgl)) {
+ dma_unmap_sg(&ppm->pdev->dev, ttinfo->sgl,
+ ttinfo->nents, DMA_FROM_DEVICE);
+ ttinfo->nents = 0;
+ ttinfo->sgl = NULL;
+ }
cxgbi_ppm_ppod_release(ppm, ttinfo->idx);
-
- dma_unmap_sg(&ppm->pdev->dev, ttinfo->sgl,
- ttinfo->nents, DMA_FROM_DEVICE);
- } else {
- put_page(sg_page(&ccmd->sg));
}
-
ccmd->release = false;
}
}
@@ -300,15 +298,12 @@
struct cxgb4_lld_info *lldi = &cdev->lldi;
struct net_device *ndev = cdev->lldi.ports[0];
struct cxgbi_tag_format tformat;
- unsigned int ppmax;
int ret, i;
if (!lldi->vr->iscsi.size) {
pr_warn("%s, iscsi NOT enabled, check config!\n", ndev->name);
return -EACCES;
}
-
- ppmax = lldi->vr->iscsi.size >> PPOD_SIZE_SHIFT;
memset(&tformat, 0, sizeof(struct cxgbi_tag_format));
for (i = 0; i < 4; i++)
@@ -318,8 +313,10 @@
ret = cxgbi_ppm_init(lldi->iscsi_ppm, cdev->lldi.ports[0],
cdev->lldi.pdev, &cdev->lldi, &tformat,
- ppmax, lldi->iscsi_llimit,
- lldi->vr->iscsi.start, 2);
+ lldi->vr->iscsi.size, lldi->iscsi_llimit,
+ lldi->vr->iscsi.start, 2,
+ lldi->vr->ppod_edram.start,
+ lldi->vr->ppod_edram.size);
if (ret >= 0) {
struct cxgbi_ppm *ppm = (struct cxgbi_ppm *)(*lldi->iscsi_ppm);
--
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