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[SCSI] lpfc: hgp/pgp cleanups 

From: Christoph Hellwig <hch@lst.de>:

 - rename PGP/HPH to lpfc_pgp/lpfc_hgp
 - use __le32 types for the members to start fixing sparse -Wbitwise
   issues
 - remove lpfc_sli.MBhostaddr, we can always use the pointer from
   SLI2_DESC directly

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James.Smart@Emulex.Com 2005-06-25 10:34:00 -04:00 коммит произвёл James Bottomley
Родитель 6e3815ba3a
Коммит 4cc2da1d84
3 изменённых файлов: 26 добавлений и 46 удалений
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20
drivers/scsi/lpfc/lpfc_hw.h
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@ -2214,20 +2214,20 @@ typedef union {
* SLI-2 specific structures
*/
typedef struct {
uint32_t cmdPutInx;
uint32_t rspGetInx;
} HGP;
struct lpfc_hgp {
__le32 cmdPutInx;
__le32 rspGetInx;
};
typedef struct {
uint32_t cmdGetInx;
uint32_t rspPutInx;
} PGP;
struct lpfc_pgp {
__le32 cmdGetInx;
__le32 rspPutInx;
};
typedef struct _SLI2_DESC {
HGP host[MAX_RINGS];
struct lpfc_hgp host[MAX_RINGS];
uint32_t unused1[16];
PGP port[MAX_RINGS];
struct lpfc_pgp port[MAX_RINGS];
} SLI2_DESC;
typedef union {

7
drivers/scsi/lpfc/lpfc_mbox.c
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@ -422,7 +422,6 @@ lpfc_config_pcb_setup(struct lpfc_hba * phba)
uint32_t iocbCnt;
int i;
psli->MBhostaddr = (uint32_t *)&phba->slim2p->mbx;
pcbp->maxRing = (psli->num_rings - 1);
iocbCnt = 0;
@ -528,7 +527,7 @@ lpfc_config_port(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
dma_addr_t pdma_addr;
uint32_t bar_low, bar_high;
size_t offset;
HGP hgp;
struct lpfc_hgp hgp;
void __iomem *to_slim;
memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
@ -584,9 +583,9 @@ lpfc_config_port(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
else
phba->slim2p->pcb.hgpAddrHigh = 0;
/* write HGP data to SLIM at the required longword offset */
memset(&hgp, 0, sizeof(HGP));
memset(&hgp, 0, sizeof(struct lpfc_hgp));
to_slim = phba->MBslimaddr + (SLIMOFF*sizeof (uint32_t));
lpfc_memcpy_to_slim(to_slim, &hgp, sizeof (HGP));
lpfc_memcpy_to_slim(to_slim, &hgp, sizeof(struct lpfc_hgp));
/* Setup Port Group ring pointer */
offset = (uint8_t *)&phba->slim2p->mbx.us.s2.port -

45
drivers/scsi/lpfc/lpfc_sli.c
Просмотреть файл

@ -225,8 +225,7 @@ lpfc_sli_ringtx_get(struct lpfc_hba * phba, struct lpfc_sli_ring * pring)
static IOCB_t *
lpfc_sli_next_iocb_slot (struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
MAILBOX_t *mbox = (MAILBOX_t *)phba->sli.MBhostaddr;
PGP *pgp = (PGP *)&mbox->us.s2.port[pring->ringno];
struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
uint32_t max_cmd_idx = pring->numCiocb;
IOCB_t *iocb = NULL;
@ -411,9 +410,7 @@ lpfc_sli_resume_iocb(struct lpfc_hba * phba, struct lpfc_sli_ring * pring)
static void
lpfc_sli_turn_on_ring(struct lpfc_hba * phba, int ringno)
{
PGP *pgp =
((PGP *) &
(((MAILBOX_t *)phba->sli.MBhostaddr)->us.s2.port[ringno]));
struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[ringno];
/* If the ring is active, flag it */
if (phba->sli.ring[ringno].cmdringaddr) {
@ -537,7 +534,7 @@ lpfc_sli_handle_mb_event(struct lpfc_hba * phba)
/* Get a Mailbox buffer to setup mailbox commands for callback */
if ((pmb = phba->sli.mbox_active)) {
pmbox = &pmb->mb;
mbox = (MAILBOX_t *) phba->sli.MBhostaddr;
mbox = &phba->slim2p->mbx;
/* First check out the status word */
lpfc_sli_pcimem_bcopy(mbox, pmbox, sizeof (uint32_t));
@ -905,10 +902,10 @@ static int
lpfc_sli_handle_fast_ring_event(struct lpfc_hba * phba,
struct lpfc_sli_ring * pring, uint32_t mask)
{
struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
IOCB_t *irsp = NULL;
struct lpfc_iocbq *cmdiocbq = NULL;
struct lpfc_iocbq rspiocbq;
PGP *pgp;
uint32_t status;
uint32_t portRspPut, portRspMax;
int rc = 1;
@ -920,10 +917,6 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba * phba,
spin_lock_irqsave(phba->host->host_lock, iflag);
pring->stats.iocb_event++;
/* The driver assumes SLI-2 mode */
pgp = (PGP *) &((MAILBOX_t *) phba->sli.MBhostaddr)
->us.s2.port[pring->ringno];
/*
* The next available response entry should never exceed the maximum
* entries. If it does, treat it as an adapter hardware error.
@ -1075,9 +1068,7 @@ lpfc_sli_handle_slow_ring_event(struct lpfc_hba * phba,
struct lpfc_iocbq *cmdiocbp;
struct lpfc_iocbq *saveq;
struct list_head *lpfc_iocb_list = &phba->lpfc_iocb_list;
HGP *hgp;
PGP *pgp;
MAILBOX_t *mbox;
struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
uint8_t iocb_cmd_type;
lpfc_iocb_type type;
uint32_t status, free_saveq;
@ -1089,11 +1080,6 @@ lpfc_sli_handle_slow_ring_event(struct lpfc_hba * phba,
spin_lock_irqsave(phba->host->host_lock, iflag);
pring->stats.iocb_event++;
/* The driver assumes SLI-2 mode */
mbox = (MAILBOX_t *) phba->sli.MBhostaddr;
pgp = (PGP *) & mbox->us.s2.port[pring->ringno];
hgp = (HGP *) & mbox->us.s2.host[pring->ringno];
/*
* The next available response entry should never exceed the maximum
* entries. If it does, treat it as an adapter hardware error.
@ -1771,7 +1757,6 @@ lpfc_mbox_timeout_handler(struct lpfc_hba *phba)
int
lpfc_sli_issue_mbox(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmbox, uint32_t flag)
{
MAILBOX_t *mbox;
MAILBOX_t *mb;
struct lpfc_sli *psli;
uint32_t status, evtctr;
@ -1901,15 +1886,13 @@ lpfc_sli_issue_mbox(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmbox, uint32_t flag)
mb->mbxOwner = OWN_CHIP;
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* First copy command data to host SLIM area */
mbox = (MAILBOX_t *) psli->MBhostaddr;
lpfc_sli_pcimem_bcopy(mb, mbox, MAILBOX_CMD_SIZE);
lpfc_sli_pcimem_bcopy(mb, &phba->slim2p->mbx, MAILBOX_CMD_SIZE);
} else {
if (mb->mbxCommand == MBX_CONFIG_PORT) {
/* copy command data into host mbox for cmpl */
mbox = (MAILBOX_t *) psli->MBhostaddr;
lpfc_sli_pcimem_bcopy(mb, mbox, MAILBOX_CMD_SIZE);
lpfc_sli_pcimem_bcopy(mb, &phba->slim2p->mbx,
MAILBOX_CMD_SIZE);
}
/* First copy mbox command data to HBA SLIM, skip past first
@ -1946,8 +1929,7 @@ lpfc_sli_issue_mbox(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmbox, uint32_t flag)
psli->mbox_active = NULL;
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* First read mbox status word */
mbox = (MAILBOX_t *) psli->MBhostaddr;
word0 = *((volatile uint32_t *)mbox);
word0 = *((volatile uint32_t *)&phba->slim2p->mbx);
word0 = le32_to_cpu(word0);
} else {
/* First read mbox status word */
@ -1984,8 +1966,8 @@ lpfc_sli_issue_mbox(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmbox, uint32_t flag)
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* First copy command data */
mbox = (MAILBOX_t *) psli->MBhostaddr;
word0 = *((volatile uint32_t *)mbox);
word0 = *((volatile uint32_t *)
&phba->slim2p->mbx);
word0 = le32_to_cpu(word0);
if (mb->mbxCommand == MBX_CONFIG_PORT) {
MAILBOX_t *slimmb;
@ -2009,10 +1991,9 @@ lpfc_sli_issue_mbox(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmbox, uint32_t flag)
}
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* First copy command data */
mbox = (MAILBOX_t *) psli->MBhostaddr;
/* copy results back to user */
lpfc_sli_pcimem_bcopy(mbox, mb, MAILBOX_CMD_SIZE);
lpfc_sli_pcimem_bcopy(&phba->slim2p->mbx, mb,
MAILBOX_CMD_SIZE);
} else {
/* First copy command data */
lpfc_memcpy_from_slim(mb, phba->MBslimaddr,