From 072de836f53be56a70cecf70b43ae43b7ce17376 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 10:08:36 +0000
Subject: [PATCH] mk-rootfs.sh
---
kernel/drivers/scsi/cxgbi/libcxgbi.h | 72 ++++++++++++++++++++++++-----------
1 files changed, 49 insertions(+), 23 deletions(-)
diff --git a/kernel/drivers/scsi/cxgbi/libcxgbi.h b/kernel/drivers/scsi/cxgbi/libcxgbi.h
index 3bf7414..3687b5c 100644
--- a/kernel/drivers/scsi/cxgbi/libcxgbi.h
+++ b/kernel/drivers/scsi/cxgbi/libcxgbi.h
@@ -76,6 +76,14 @@
#define ULP2_MAX_PDU_PAYLOAD \
(ULP2_MAX_PKT_SIZE - ISCSI_PDU_NONPAYLOAD_LEN)
+#define CXGBI_ULP2_MAX_ISO_PAYLOAD 65535
+
+#define CXGBI_MAX_ISO_DATA_IN_SKB \
+ min_t(u32, MAX_SKB_FRAGS << PAGE_SHIFT, CXGBI_ULP2_MAX_ISO_PAYLOAD)
+
+#define cxgbi_is_iso_config(csk) ((csk)->cdev->skb_iso_txhdr)
+#define cxgbi_is_iso_disabled(csk) ((csk)->disable_iso)
+
/*
* For iscsi connections HW may inserts digest bytes into the pdu. Those digest
* bytes are not sent by the host but are part of the TCP payload and therefore
@@ -120,6 +128,9 @@
int wr_max_cred;
int wr_cred;
int wr_una_cred;
+#ifdef CONFIG_CHELSIO_T4_DCB
+ u8 dcb_priority;
+#endif
unsigned char hcrc_len;
unsigned char dcrc_len;
@@ -159,6 +170,10 @@
u32 write_seq;
u32 snd_win;
u32 rcv_win;
+
+ bool disable_iso;
+ u32 no_tx_credits;
+ unsigned long prev_iso_ts;
};
/*
@@ -200,6 +215,8 @@
void *handle;
void *arp_err_handler;
struct sk_buff *wr_next;
+ u16 iscsi_hdr_len;
+ u8 ulp_mode;
};
enum cxgbi_skcb_flags {
@@ -215,6 +232,7 @@
SKCBF_RX_HCRC_ERR, /* header digest error */
SKCBF_RX_DCRC_ERR, /* data digest error */
SKCBF_RX_PAD_ERR, /* padding byte error */
+ SKCBF_TX_ISO, /* iso cpl in tx skb */
};
struct cxgbi_skb_cb {
@@ -222,18 +240,18 @@
struct cxgbi_skb_rx_cb rx;
struct cxgbi_skb_tx_cb tx;
};
- unsigned char ulp_mode;
unsigned long flags;
unsigned int seq;
};
#define CXGBI_SKB_CB(skb) ((struct cxgbi_skb_cb *)&((skb)->cb[0]))
#define cxgbi_skcb_flags(skb) (CXGBI_SKB_CB(skb)->flags)
-#define cxgbi_skcb_ulp_mode(skb) (CXGBI_SKB_CB(skb)->ulp_mode)
#define cxgbi_skcb_tcp_seq(skb) (CXGBI_SKB_CB(skb)->seq)
#define cxgbi_skcb_rx_ddigest(skb) (CXGBI_SKB_CB(skb)->rx.ddigest)
#define cxgbi_skcb_rx_pdulen(skb) (CXGBI_SKB_CB(skb)->rx.pdulen)
#define cxgbi_skcb_tx_wr_next(skb) (CXGBI_SKB_CB(skb)->tx.wr_next)
+#define cxgbi_skcb_tx_iscsi_hdrlen(skb) (CXGBI_SKB_CB(skb)->tx.iscsi_hdr_len)
+#define cxgbi_skcb_tx_ulp_mode(skb) (CXGBI_SKB_CB(skb)->tx.ulp_mode)
static inline void cxgbi_skcb_set_flag(struct sk_buff *skb,
enum cxgbi_skcb_flags flag)
@@ -455,6 +473,7 @@
#define CXGBI_FLAG_IPV4_SET 0x10
#define CXGBI_FLAG_USE_PPOD_OFLDQ 0x40
#define CXGBI_FLAG_DDP_OFF 0x100
+#define CXGBI_FLAG_DEV_ISO_OFF 0x400
struct cxgbi_device {
struct list_head list_head;
@@ -474,6 +493,7 @@
unsigned int pfvf;
unsigned int rx_credit_thres;
unsigned int skb_tx_rsvd;
+ u32 skb_iso_txhdr;
unsigned int skb_rx_extra; /* for msg coalesced mode */
unsigned int tx_max_size;
unsigned int rx_max_size;
@@ -520,35 +540,40 @@
struct cxgbi_sock *csk;
};
-#define MAX_PDU_FRAGS ((ULP2_MAX_PDU_PAYLOAD + 512 - 1) / 512)
struct cxgbi_task_data {
+#define CXGBI_TASK_SGL_CHECKED 0x1
+#define CXGBI_TASK_SGL_COPY 0x2
+ u8 flags;
unsigned short nr_frags;
- struct page_frag frags[MAX_PDU_FRAGS];
+ struct page_frag frags[MAX_SKB_FRAGS];
struct sk_buff *skb;
unsigned int dlen;
unsigned int offset;
unsigned int count;
unsigned int sgoffset;
+ u32 total_count;
+ u32 total_offset;
+ u32 max_xmit_dlength;
struct cxgbi_task_tag_info ttinfo;
};
#define iscsi_task_cxgbi_data(task) \
((task)->dd_data + sizeof(struct iscsi_tcp_task))
-static inline void *cxgbi_alloc_big_mem(unsigned int size,
- gfp_t gfp)
-{
- void *p = kzalloc(size, gfp | __GFP_NOWARN);
-
- if (!p)
- p = vzalloc(size);
-
- return p;
-}
-
-static inline void cxgbi_free_big_mem(void *addr)
-{
- kvfree(addr);
-}
+struct cxgbi_iso_info {
+#define CXGBI_ISO_INFO_FSLICE 0x1
+#define CXGBI_ISO_INFO_LSLICE 0x2
+#define CXGBI_ISO_INFO_IMM_ENABLE 0x4
+ u8 flags;
+ u8 op;
+ u8 ahs;
+ u8 num_pdu;
+ u32 mpdu;
+ u32 burst_size;
+ u32 len;
+ u32 segment_offset;
+ u32 datasn_offset;
+ u32 buffer_offset;
+};
static inline void cxgbi_set_iscsi_ipv4(struct cxgbi_hba *chba, __be32 ipaddr)
{
@@ -614,8 +639,9 @@
void cxgbi_ddp_set_one_ppod(struct cxgbi_pagepod *,
struct cxgbi_task_tag_info *,
struct scatterlist **sg_pp, unsigned int *sg_off);
-void cxgbi_ddp_ppm_setup(void **ppm_pp, struct cxgbi_device *,
- struct cxgbi_tag_format *, unsigned int ppmax,
- unsigned int llimit, unsigned int start,
- unsigned int rsvd_factor);
+int cxgbi_ddp_ppm_setup(void **ppm_pp, struct cxgbi_device *cdev,
+ struct cxgbi_tag_format *tformat,
+ unsigned int iscsi_size, unsigned int llimit,
+ unsigned int start, unsigned int rsvd_factor,
+ unsigned int edram_start, unsigned int edram_size);
#endif /*__LIBCXGBI_H__*/
--
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