Commit 5999299f authored by Varun Prakash's avatar Varun Prakash Committed by David S. Miller

cxgb3i,cxgb4i,libcxgbi: remove iSCSI DDP support

Remove old ddp code from cxgb3i,cxgb4i,libcxgbi.

Next two commits adds DDP support using
common iSCSI DDP Page Pod Manager.
Signed-off-by: default avatarVarun Prakash <varun@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b8b9d81b
...@@ -1076,65 +1076,6 @@ static inline void ulp_mem_io_set_hdr(struct sk_buff *skb, unsigned int addr) ...@@ -1076,65 +1076,6 @@ static inline void ulp_mem_io_set_hdr(struct sk_buff *skb, unsigned int addr)
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_BYPASS)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_BYPASS));
req->cmd_lock_addr = htonl(V_ULP_MEMIO_ADDR(addr >> 5) | req->cmd_lock_addr = htonl(V_ULP_MEMIO_ADDR(addr >> 5) |
V_ULPTX_CMD(ULP_MEM_WRITE)); V_ULPTX_CMD(ULP_MEM_WRITE));
req->len = htonl(V_ULP_MEMIO_DATA_LEN(PPOD_SIZE >> 5) |
V_ULPTX_NFLITS((PPOD_SIZE >> 3) + 1));
}
static int ddp_set_map(struct cxgbi_sock *csk, struct cxgbi_pagepod_hdr *hdr,
unsigned int idx, unsigned int npods,
struct cxgbi_gather_list *gl)
{
struct cxgbi_device *cdev = csk->cdev;
struct cxgbi_ddp_info *ddp = cdev->ddp;
unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ddp->llimit;
int i;
log_debug(1 << CXGBI_DBG_DDP,
"csk 0x%p, idx %u, npods %u, gl 0x%p.\n",
csk, idx, npods, gl);
for (i = 0; i < npods; i++, idx++, pm_addr += PPOD_SIZE) {
struct sk_buff *skb = alloc_wr(sizeof(struct ulp_mem_io) +
PPOD_SIZE, 0, GFP_ATOMIC);
if (!skb)
return -ENOMEM;
ulp_mem_io_set_hdr(skb, pm_addr);
cxgbi_ddp_ppod_set((struct cxgbi_pagepod *)(skb->head +
sizeof(struct ulp_mem_io)),
hdr, gl, i * PPOD_PAGES_MAX);
skb->priority = CPL_PRIORITY_CONTROL;
cxgb3_ofld_send(cdev->lldev, skb);
}
return 0;
}
static void ddp_clear_map(struct cxgbi_hba *chba, unsigned int tag,
unsigned int idx, unsigned int npods)
{
struct cxgbi_device *cdev = chba->cdev;
struct cxgbi_ddp_info *ddp = cdev->ddp;
unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ddp->llimit;
int i;
log_debug(1 << CXGBI_DBG_DDP,
"cdev 0x%p, idx %u, npods %u, tag 0x%x.\n",
cdev, idx, npods, tag);
for (i = 0; i < npods; i++, idx++, pm_addr += PPOD_SIZE) {
struct sk_buff *skb = alloc_wr(sizeof(struct ulp_mem_io) +
PPOD_SIZE, 0, GFP_ATOMIC);
if (!skb) {
pr_err("tag 0x%x, 0x%x, %d/%u, skb OOM.\n",
tag, idx, i, npods);
continue;
}
ulp_mem_io_set_hdr(skb, pm_addr);
skb->priority = CPL_PRIORITY_CONTROL;
cxgb3_ofld_send(cdev->lldev, skb);
}
} }
static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk,
...@@ -1202,23 +1143,6 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, ...@@ -1202,23 +1143,6 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
return 0; return 0;
} }
/**
* t3_ddp_cleanup - release the cxgb3 adapter's ddp resource
* @cdev: cxgb3i adapter
* release all the resource held by the ddp pagepod manager for a given
* adapter if needed
*/
static void t3_ddp_cleanup(struct cxgbi_device *cdev)
{
struct t3cdev *tdev = (struct t3cdev *)cdev->lldev;
if (cxgbi_ddp_cleanup(cdev)) {
pr_info("t3dev 0x%p, ulp_iscsi no more user.\n", tdev);
tdev->ulp_iscsi = NULL;
}
}
/** /**
* ddp_init - initialize the cxgb3 adapter's ddp resource * ddp_init - initialize the cxgb3 adapter's ddp resource
* @cdev: cxgb3i adapter * @cdev: cxgb3i adapter
...@@ -1226,59 +1150,8 @@ static void t3_ddp_cleanup(struct cxgbi_device *cdev) ...@@ -1226,59 +1150,8 @@ static void t3_ddp_cleanup(struct cxgbi_device *cdev)
*/ */
static int cxgb3i_ddp_init(struct cxgbi_device *cdev) static int cxgb3i_ddp_init(struct cxgbi_device *cdev)
{ {
struct t3cdev *tdev = (struct t3cdev *)cdev->lldev;
struct cxgbi_ddp_info *ddp = tdev->ulp_iscsi;
struct ulp_iscsi_info uinfo;
unsigned int pgsz_factor[4];
int i, err;
if (ddp) {
kref_get(&ddp->refcnt);
pr_warn("t3dev 0x%p, ddp 0x%p already set up.\n",
tdev, tdev->ulp_iscsi);
cdev->ddp = ddp;
return -EALREADY;
}
err = tdev->ctl(tdev, ULP_ISCSI_GET_PARAMS, &uinfo);
if (err < 0) {
pr_err("%s, failed to get iscsi param err=%d.\n",
tdev->name, err);
return err;
}
err = cxgbi_ddp_init(cdev, uinfo.llimit, uinfo.ulimit,
uinfo.max_txsz, uinfo.max_rxsz);
if (err < 0)
return err;
ddp = cdev->ddp;
uinfo.tagmask = ddp->idx_mask << PPOD_IDX_SHIFT;
cxgbi_ddp_page_size_factor(pgsz_factor);
for (i = 0; i < 4; i++)
uinfo.pgsz_factor[i] = pgsz_factor[i];
uinfo.ulimit = uinfo.llimit + (ddp->nppods << PPOD_SIZE_SHIFT);
err = tdev->ctl(tdev, ULP_ISCSI_SET_PARAMS, &uinfo);
if (err < 0) {
pr_warn("%s unable to set iscsi param err=%d, ddp disabled.\n",
tdev->name, err);
cxgbi_ddp_cleanup(cdev);
return err;
}
tdev->ulp_iscsi = ddp;
cdev->csk_ddp_setup_digest = ddp_setup_conn_digest; cdev->csk_ddp_setup_digest = ddp_setup_conn_digest;
cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx; cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx;
cdev->csk_ddp_set = ddp_set_map;
cdev->csk_ddp_clear = ddp_clear_map;
pr_info("tdev 0x%p, nppods %u, bits %u, mask 0x%x,0x%x pkt %u/%u, "
"%u/%u.\n",
tdev, ddp->nppods, ddp->idx_bits, ddp->idx_mask,
ddp->rsvd_tag_mask, ddp->max_txsz, uinfo.max_txsz,
ddp->max_rxsz, uinfo.max_rxsz);
return 0; return 0;
} }
...@@ -1325,7 +1198,6 @@ static void cxgb3i_dev_open(struct t3cdev *t3dev) ...@@ -1325,7 +1198,6 @@ static void cxgb3i_dev_open(struct t3cdev *t3dev)
cdev->rx_credit_thres = cxgb3i_rx_credit_thres; cdev->rx_credit_thres = cxgb3i_rx_credit_thres;
cdev->skb_tx_rsvd = CXGB3I_TX_HEADER_LEN; cdev->skb_tx_rsvd = CXGB3I_TX_HEADER_LEN;
cdev->skb_rx_extra = sizeof(struct cpl_iscsi_hdr_norss); cdev->skb_rx_extra = sizeof(struct cpl_iscsi_hdr_norss);
cdev->dev_ddp_cleanup = t3_ddp_cleanup;
cdev->itp = &cxgb3i_iscsi_transport; cdev->itp = &cxgb3i_iscsi_transport;
err = cxgb3i_ddp_init(cdev); err = cxgb3i_ddp_init(cdev);
......
...@@ -1543,110 +1543,6 @@ int cxgb4i_ofld_init(struct cxgbi_device *cdev) ...@@ -1543,110 +1543,6 @@ int cxgb4i_ofld_init(struct cxgbi_device *cdev)
return 0; return 0;
} }
/*
* functions to program the pagepod in h/w
*/
#define ULPMEM_IDATA_MAX_NPPODS 4 /* 256/PPOD_SIZE */
static inline void ulp_mem_io_set_hdr(struct cxgb4_lld_info *lldi,
struct ulp_mem_io *req,
unsigned int wr_len, unsigned int dlen,
unsigned int pm_addr)
{
struct ulptx_idata *idata = (struct ulptx_idata *)(req + 1);
INIT_ULPTX_WR(req, wr_len, 0, 0);
if (is_t4(lldi->adapter_type))
req->cmd = htonl(ULPTX_CMD_V(ULP_TX_MEM_WRITE) |
(ULP_MEMIO_ORDER_F));
else
req->cmd = htonl(ULPTX_CMD_V(ULP_TX_MEM_WRITE) |
(T5_ULP_MEMIO_IMM_F));
req->dlen = htonl(ULP_MEMIO_DATA_LEN_V(dlen >> 5));
req->lock_addr = htonl(ULP_MEMIO_ADDR_V(pm_addr >> 5));
req->len16 = htonl(DIV_ROUND_UP(wr_len - sizeof(req->wr), 16));
idata->cmd_more = htonl(ULPTX_CMD_V(ULP_TX_SC_IMM));
idata->len = htonl(dlen);
}
static int ddp_ppod_write_idata(struct cxgbi_device *cdev, unsigned int port_id,
struct cxgbi_pagepod_hdr *hdr, unsigned int idx,
unsigned int npods,
struct cxgbi_gather_list *gl,
unsigned int gl_pidx)
{
struct cxgbi_ddp_info *ddp = cdev->ddp;
struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev);
struct sk_buff *skb;
struct ulp_mem_io *req;
struct ulptx_idata *idata;
struct cxgbi_pagepod *ppod;
unsigned int pm_addr = idx * PPOD_SIZE + ddp->llimit;
unsigned int dlen = PPOD_SIZE * npods;
unsigned int wr_len = roundup(sizeof(struct ulp_mem_io) +
sizeof(struct ulptx_idata) + dlen, 16);
unsigned int i;
skb = alloc_wr(wr_len, 0, GFP_ATOMIC);
if (!skb) {
pr_err("cdev 0x%p, idx %u, npods %u, OOM.\n",
cdev, idx, npods);
return -ENOMEM;
}
req = (struct ulp_mem_io *)skb->head;
set_wr_txq(skb, CPL_PRIORITY_CONTROL, 0);
ulp_mem_io_set_hdr(lldi, req, wr_len, dlen, pm_addr);
idata = (struct ulptx_idata *)(req + 1);
ppod = (struct cxgbi_pagepod *)(idata + 1);
for (i = 0; i < npods; i++, ppod++, gl_pidx += PPOD_PAGES_MAX) {
if (!hdr && !gl)
cxgbi_ddp_ppod_clear(ppod);
else
cxgbi_ddp_ppod_set(ppod, hdr, gl, gl_pidx);
}
cxgb4_ofld_send(cdev->ports[port_id], skb);
return 0;
}
static int ddp_set_map(struct cxgbi_sock *csk, struct cxgbi_pagepod_hdr *hdr,
unsigned int idx, unsigned int npods,
struct cxgbi_gather_list *gl)
{
unsigned int i, cnt;
int err = 0;
for (i = 0; i < npods; i += cnt, idx += cnt) {
cnt = npods - i;
if (cnt > ULPMEM_IDATA_MAX_NPPODS)
cnt = ULPMEM_IDATA_MAX_NPPODS;
err = ddp_ppod_write_idata(csk->cdev, csk->port_id, hdr,
idx, cnt, gl, 4 * i);
if (err < 0)
break;
}
return err;
}
static void ddp_clear_map(struct cxgbi_hba *chba, unsigned int tag,
unsigned int idx, unsigned int npods)
{
unsigned int i, cnt;
int err;
for (i = 0; i < npods; i += cnt, idx += cnt) {
cnt = npods - i;
if (cnt > ULPMEM_IDATA_MAX_NPPODS)
cnt = ULPMEM_IDATA_MAX_NPPODS;
err = ddp_ppod_write_idata(chba->cdev, chba->port_id, NULL,
idx, cnt, NULL, 0);
if (err < 0)
break;
}
}
static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid, static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid,
int pg_idx, bool reply) int pg_idx, bool reply)
{ {
...@@ -1712,46 +1608,8 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, ...@@ -1712,46 +1608,8 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
static int cxgb4i_ddp_init(struct cxgbi_device *cdev) static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
{ {
struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev);
struct cxgbi_ddp_info *ddp = cdev->ddp;
unsigned int tagmask, pgsz_factor[4];
int err;
if (ddp) {
kref_get(&ddp->refcnt);
pr_warn("cdev 0x%p, ddp 0x%p already set up.\n",
cdev, cdev->ddp);
return -EALREADY;
}
err = cxgbi_ddp_init(cdev, lldi->vr->iscsi.start,
lldi->vr->iscsi.start + lldi->vr->iscsi.size - 1,
lldi->iscsi_iolen, lldi->iscsi_iolen);
if (err < 0)
return err;
ddp = cdev->ddp;
tagmask = ddp->idx_mask << PPOD_IDX_SHIFT;
cxgbi_ddp_page_size_factor(pgsz_factor);
cxgb4_iscsi_init(lldi->ports[0], tagmask, pgsz_factor);
cdev->csk_ddp_setup_digest = ddp_setup_conn_digest; cdev->csk_ddp_setup_digest = ddp_setup_conn_digest;
cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx; cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx;
cdev->csk_ddp_set = ddp_set_map;
cdev->csk_ddp_clear = ddp_clear_map;
pr_info("cxgb4i 0x%p tag: sw %u, rsvd %u,%u, mask 0x%x.\n",
cdev, cdev->tag_format.sw_bits, cdev->tag_format.rsvd_bits,
cdev->tag_format.rsvd_shift, cdev->tag_format.rsvd_mask);
pr_info("cxgb4i 0x%p, nppods %u, bits %u, mask 0x%x,0x%x pkt %u/%u, "
" %u/%u.\n",
cdev, ddp->nppods, ddp->idx_bits, ddp->idx_mask,
ddp->rsvd_tag_mask, ddp->max_txsz, lldi->iscsi_iolen,
ddp->max_rxsz, lldi->iscsi_iolen);
pr_info("cxgb4i 0x%p max payload size: %u/%u, %u/%u.\n",
cdev, cdev->tx_max_size, ddp->max_txsz, cdev->rx_max_size,
ddp->max_rxsz);
return 0; return 0;
} }
......
This diff is collapsed.
...@@ -84,91 +84,12 @@ static inline unsigned int cxgbi_ulp_extra_len(int submode) ...@@ -84,91 +84,12 @@ static inline unsigned int cxgbi_ulp_extra_len(int submode)
return ulp2_extra_len[submode & 3]; return ulp2_extra_len[submode & 3];
} }
/*
* struct pagepod_hdr, pagepod - pagepod format
*/
#define CPL_RX_DDP_STATUS_DDP_SHIFT 16 /* ddp'able */ #define CPL_RX_DDP_STATUS_DDP_SHIFT 16 /* ddp'able */
#define CPL_RX_DDP_STATUS_PAD_SHIFT 19 /* pad error */ #define CPL_RX_DDP_STATUS_PAD_SHIFT 19 /* pad error */
#define CPL_RX_DDP_STATUS_HCRC_SHIFT 20 /* hcrc error */ #define CPL_RX_DDP_STATUS_HCRC_SHIFT 20 /* hcrc error */
#define CPL_RX_DDP_STATUS_DCRC_SHIFT 21 /* dcrc error */ #define CPL_RX_DDP_STATUS_DCRC_SHIFT 21 /* dcrc error */
struct cxgbi_pagepod_hdr {
u32 vld_tid;
u32 pgsz_tag_clr;
u32 max_offset;
u32 page_offset;
u64 rsvd;
};
#define PPOD_PAGES_MAX 4
struct cxgbi_pagepod {
struct cxgbi_pagepod_hdr hdr;
u64 addr[PPOD_PAGES_MAX + 1];
};
struct cxgbi_tag_format {
unsigned char sw_bits;
unsigned char rsvd_bits;
unsigned char rsvd_shift;
unsigned char filler[1];
u32 rsvd_mask;
};
struct cxgbi_gather_list {
unsigned int tag;
unsigned int length;
unsigned int offset;
unsigned int nelem;
struct page **pages;
dma_addr_t phys_addr[0];
};
struct cxgbi_ddp_info {
struct kref refcnt;
struct cxgbi_device *cdev;
struct pci_dev *pdev;
unsigned int max_txsz;
unsigned int max_rxsz;
unsigned int llimit;
unsigned int ulimit;
unsigned int nppods;
unsigned int idx_last;
unsigned char idx_bits;
unsigned char filler[3];
unsigned int idx_mask;
unsigned int rsvd_tag_mask;
spinlock_t map_lock;
struct cxgbi_gather_list **gl_map;
};
#define DDP_PGIDX_MAX 4 #define DDP_PGIDX_MAX 4
#define DDP_THRESHOLD 2048
#define PPOD_PAGES_SHIFT 2 /* 4 pages per pod */
#define PPOD_SIZE sizeof(struct cxgbi_pagepod) /* 64 */
#define PPOD_SIZE_SHIFT 6
#define ULPMEM_DSGL_MAX_NPPODS 16 /* 1024/PPOD_SIZE */
#define ULPMEM_IDATA_MAX_NPPODS 4 /* 256/PPOD_SIZE */
#define PCIE_MEMWIN_MAX_NPPODS 16 /* 1024/PPOD_SIZE */
#define PPOD_COLOR_SHIFT 0
#define PPOD_COLOR(x) ((x) << PPOD_COLOR_SHIFT)
#define PPOD_IDX_SHIFT 6
#define PPOD_IDX_MAX_SIZE 24
#define PPOD_TID_SHIFT 0
#define PPOD_TID(x) ((x) << PPOD_TID_SHIFT)
#define PPOD_TAG_SHIFT 6
#define PPOD_TAG(x) ((x) << PPOD_TAG_SHIFT)
#define PPOD_VALID_SHIFT 24
#define PPOD_VALID(x) ((x) << PPOD_VALID_SHIFT)
#define PPOD_VALID_FLAG PPOD_VALID(1U)
/* /*
* sge_opaque_hdr - * sge_opaque_hdr -
...@@ -548,15 +469,8 @@ struct cxgbi_device { ...@@ -548,15 +469,8 @@ struct cxgbi_device {
unsigned int tx_max_size; unsigned int tx_max_size;
unsigned int rx_max_size; unsigned int rx_max_size;
struct cxgbi_ports_map pmap; struct cxgbi_ports_map pmap;
struct cxgbi_tag_format tag_format;
struct cxgbi_ddp_info *ddp;
void (*dev_ddp_cleanup)(struct cxgbi_device *); void (*dev_ddp_cleanup)(struct cxgbi_device *);
int (*csk_ddp_set)(struct cxgbi_sock *, struct cxgbi_pagepod_hdr *,
unsigned int, unsigned int,
struct cxgbi_gather_list *);
void (*csk_ddp_clear)(struct cxgbi_hba *,
unsigned int, unsigned int, unsigned int);
int (*csk_ddp_setup_digest)(struct cxgbi_sock *, int (*csk_ddp_setup_digest)(struct cxgbi_sock *,
unsigned int, int, int, int); unsigned int, int, int, int);
int (*csk_ddp_setup_pgidx)(struct cxgbi_sock *, int (*csk_ddp_setup_pgidx)(struct cxgbi_sock *,
...@@ -600,78 +514,6 @@ struct cxgbi_task_data { ...@@ -600,78 +514,6 @@ struct cxgbi_task_data {
#define iscsi_task_cxgbi_data(task) \ #define iscsi_task_cxgbi_data(task) \
((task)->dd_data + sizeof(struct iscsi_tcp_task)) ((task)->dd_data + sizeof(struct iscsi_tcp_task))
static inline int cxgbi_is_ddp_tag(struct cxgbi_tag_format *tformat, u32 tag)
{
return !(tag & (1 << (tformat->rsvd_bits + tformat->rsvd_shift - 1)));
}
static inline int cxgbi_sw_tag_usable(struct cxgbi_tag_format *tformat,
u32 sw_tag)
{
sw_tag >>= (32 - tformat->rsvd_bits);
return !sw_tag;
}
static inline u32 cxgbi_set_non_ddp_tag(struct cxgbi_tag_format *tformat,
u32 sw_tag)
{
unsigned char shift = tformat->rsvd_bits + tformat->rsvd_shift - 1;
u32 mask = (1 << shift) - 1;
if (sw_tag && (sw_tag & ~mask)) {
u32 v1 = sw_tag & ((1 << shift) - 1);
u32 v2 = (sw_tag >> (shift - 1)) << shift;
return v2 | v1 | 1 << shift;
}
return sw_tag | 1 << shift;
}
static inline u32 cxgbi_ddp_tag_base(struct cxgbi_tag_format *tformat,
u32 sw_tag)
{
u32 mask = (1 << tformat->rsvd_shift) - 1;
if (sw_tag && (sw_tag & ~mask)) {
u32 v1 = sw_tag & mask;
u32 v2 = sw_tag >> tformat->rsvd_shift;
v2 <<= tformat->rsvd_bits + tformat->rsvd_shift;
return v2 | v1;
}
return sw_tag;
}
static inline u32 cxgbi_tag_rsvd_bits(struct cxgbi_tag_format *tformat,
u32 tag)
{
if (cxgbi_is_ddp_tag(tformat, tag))
return (tag >> tformat->rsvd_shift) & tformat->rsvd_mask;
return 0;
}
static inline u32 cxgbi_tag_nonrsvd_bits(struct cxgbi_tag_format *tformat,
u32 tag)
{
unsigned char shift = tformat->rsvd_bits + tformat->rsvd_shift - 1;
u32 v1, v2;
if (cxgbi_is_ddp_tag(tformat, tag)) {
v1 = tag & ((1 << tformat->rsvd_shift) - 1);
v2 = (tag >> (shift + 1)) << tformat->rsvd_shift;
} else {
u32 mask = (1 << shift) - 1;
tag &= ~(1 << shift);
v1 = tag & mask;
v2 = (tag >> 1) & ~mask;
}
return v1 | v2;
}
static inline void *cxgbi_alloc_big_mem(unsigned int size, static inline void *cxgbi_alloc_big_mem(unsigned int size,
gfp_t gfp) gfp_t gfp)
{ {
...@@ -749,7 +591,4 @@ int cxgbi_ddp_init(struct cxgbi_device *, unsigned int, unsigned int, ...@@ -749,7 +591,4 @@ int cxgbi_ddp_init(struct cxgbi_device *, unsigned int, unsigned int,
unsigned int, unsigned int); unsigned int, unsigned int);
int cxgbi_ddp_cleanup(struct cxgbi_device *); int cxgbi_ddp_cleanup(struct cxgbi_device *);
void cxgbi_ddp_page_size_factor(int *); void cxgbi_ddp_page_size_factor(int *);
void cxgbi_ddp_ppod_clear(struct cxgbi_pagepod *);
void cxgbi_ddp_ppod_set(struct cxgbi_pagepod *, struct cxgbi_pagepod_hdr *,
struct cxgbi_gather_list *, unsigned int);
#endif /*__LIBCXGBI_H__*/ #endif /*__LIBCXGBI_H__*/
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