X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fscsi%2Flpfc%2Flpfc_debugfs.c;h=90272e65957a74569ba1fe7a0df9665668357d1f;hb=19b5b517a8b81a448be9b2bdaf18a761a7b9799e;hp=673cfe11cc2be74d67588bfd01e140ba6ebc8e6e;hpb=e8b495fe09bc793ae26774e7b2667f7f658d56e2;p=linux-2.6 diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 673cfe11cc..90272e6595 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -43,7 +43,7 @@ #include "lpfc_crtn.h" #include "lpfc_vport.h" #include "lpfc_version.h" -#include "lpfc_vport.h" +#include "lpfc_compat.h" #include "lpfc_debugfs.h" #ifdef CONFIG_LPFC_DEBUG_FS @@ -71,44 +71,60 @@ * lpfc_debugfs_mask_disc_trc=Y Where Y is an event mask as defined in * lpfc_debugfs.h . */ -static int lpfc_debugfs_enable = 0; +static int lpfc_debugfs_enable = 1; module_param(lpfc_debugfs_enable, int, 0); MODULE_PARM_DESC(lpfc_debugfs_enable, "Enable debugfs services"); -static int lpfc_debugfs_max_disc_trc = 0; /* This MUST be a power of 2 */ +/* This MUST be a power of 2 */ +static int lpfc_debugfs_max_disc_trc; module_param(lpfc_debugfs_max_disc_trc, int, 0); MODULE_PARM_DESC(lpfc_debugfs_max_disc_trc, "Set debugfs discovery trace depth"); -static int lpfc_debugfs_mask_disc_trc = 0; +/* This MUST be a power of 2 */ +static int lpfc_debugfs_max_slow_ring_trc; +module_param(lpfc_debugfs_max_slow_ring_trc, int, 0); +MODULE_PARM_DESC(lpfc_debugfs_max_slow_ring_trc, + "Set debugfs slow ring trace depth"); + +int lpfc_debugfs_mask_disc_trc; module_param(lpfc_debugfs_mask_disc_trc, int, 0); MODULE_PARM_DESC(lpfc_debugfs_mask_disc_trc, "Set debugfs discovery trace mask"); #include -/* size of discovery_trace output line */ -#define LPFC_DISC_TRC_ENTRY_SIZE 80 +/* size of output line, for discovery_trace and slow_ring_trace */ +#define LPFC_DEBUG_TRC_ENTRY_SIZE 100 /* nodelist output buffer size */ #define LPFC_NODELIST_SIZE 8192 #define LPFC_NODELIST_ENTRY_SIZE 120 +/* dumpHBASlim output buffer size */ +#define LPFC_DUMPHBASLIM_SIZE 4096 + +/* dumpHostSlim output buffer size */ +#define LPFC_DUMPHOSTSLIM_SIZE 4096 + +/* hbqinfo output buffer size */ +#define LPFC_HBQINFO_SIZE 8192 + struct lpfc_debug { char *buffer; int len; }; -atomic_t lpfc_debugfs_disc_trc_cnt = ATOMIC_INIT(0); -unsigned long lpfc_debugfs_start_time = 0L; +static atomic_t lpfc_debugfs_seq_trc_cnt = ATOMIC_INIT(0); +static unsigned long lpfc_debugfs_start_time = 0L; static int lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) { int i, index, len, enable; uint32_t ms; - struct lpfc_disc_trc *dtp; - char buffer[80]; + struct lpfc_debugfs_trc *dtp; + char buffer[LPFC_DEBUG_TRC_ENTRY_SIZE]; enable = lpfc_debugfs_enable; @@ -122,7 +138,8 @@ lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) if (!dtp->fmt) continue; ms = jiffies_to_msecs(dtp->jif - lpfc_debugfs_start_time); - snprintf(buffer, 80, "%010d:%010d ms:%s\n", + snprintf(buffer, + LPFC_DEBUG_TRC_ENTRY_SIZE, "%010d:%010d ms:%s\n", dtp->seq_cnt, ms, dtp->fmt); len += snprintf(buf+len, size-len, buffer, dtp->data1, dtp->data2, dtp->data3); @@ -132,7 +149,50 @@ lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) if (!dtp->fmt) continue; ms = jiffies_to_msecs(dtp->jif - lpfc_debugfs_start_time); - snprintf(buffer, 80, "%010d:%010d ms:%s\n", + snprintf(buffer, + LPFC_DEBUG_TRC_ENTRY_SIZE, "%010d:%010d ms:%s\n", + dtp->seq_cnt, ms, dtp->fmt); + len += snprintf(buf+len, size-len, buffer, + dtp->data1, dtp->data2, dtp->data3); + } + + lpfc_debugfs_enable = enable; + return len; +} + +static int +lpfc_debugfs_slow_ring_trc_data(struct lpfc_hba *phba, char *buf, int size) +{ + int i, index, len, enable; + uint32_t ms; + struct lpfc_debugfs_trc *dtp; + char buffer[LPFC_DEBUG_TRC_ENTRY_SIZE]; + + + enable = lpfc_debugfs_enable; + lpfc_debugfs_enable = 0; + + len = 0; + index = (atomic_read(&phba->slow_ring_trc_cnt) + 1) & + (lpfc_debugfs_max_slow_ring_trc - 1); + for (i = index; i < lpfc_debugfs_max_slow_ring_trc; i++) { + dtp = phba->slow_ring_trc + i; + if (!dtp->fmt) + continue; + ms = jiffies_to_msecs(dtp->jif - lpfc_debugfs_start_time); + snprintf(buffer, + LPFC_DEBUG_TRC_ENTRY_SIZE, "%010d:%010d ms:%s\n", + dtp->seq_cnt, ms, dtp->fmt); + len += snprintf(buf+len, size-len, buffer, + dtp->data1, dtp->data2, dtp->data3); + } + for (i = 0; i < index; i++) { + dtp = phba->slow_ring_trc + i; + if (!dtp->fmt) + continue; + ms = jiffies_to_msecs(dtp->jif - lpfc_debugfs_start_time); + snprintf(buffer, + LPFC_DEBUG_TRC_ENTRY_SIZE, "%010d:%010d ms:%s\n", dtp->seq_cnt, ms, dtp->fmt); len += snprintf(buf+len, size-len, buffer, dtp->data1, dtp->data2, dtp->data3); @@ -142,6 +202,235 @@ lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) return len; } +static int lpfc_debugfs_last_hbq = -1; + +static int +lpfc_debugfs_hbqinfo_data(struct lpfc_hba *phba, char *buf, int size) +{ + int len = 0; + int cnt, i, j, found, posted, low; + uint32_t phys, raw_index, getidx; + struct lpfc_hbq_init *hip; + struct hbq_s *hbqs; + struct lpfc_hbq_entry *hbqe; + struct lpfc_dmabuf *d_buf; + struct hbq_dmabuf *hbq_buf; + + cnt = LPFC_HBQINFO_SIZE; + spin_lock_irq(&phba->hbalock); + + /* toggle between multiple hbqs, if any */ + i = lpfc_sli_hbq_count(); + if (i > 1) { + lpfc_debugfs_last_hbq++; + if (lpfc_debugfs_last_hbq >= i) + lpfc_debugfs_last_hbq = 0; + } + else + lpfc_debugfs_last_hbq = 0; + + i = lpfc_debugfs_last_hbq; + + len += snprintf(buf+len, size-len, "HBQ %d Info\n", i); + + hbqs = &phba->hbqs[i]; + posted = 0; + list_for_each_entry(d_buf, &hbqs->hbq_buffer_list, list) + posted++; + + hip = lpfc_hbq_defs[i]; + len += snprintf(buf+len, size-len, + "idx:%d prof:%d rn:%d bufcnt:%d icnt:%d acnt:%d posted %d\n", + hip->hbq_index, hip->profile, hip->rn, + hip->buffer_count, hip->init_count, hip->add_count, posted); + + raw_index = phba->hbq_get[i]; + getidx = le32_to_cpu(raw_index); + len += snprintf(buf+len, size-len, + "entrys:%d bufcnt:%d Put:%d nPut:%d localGet:%d hbaGet:%d\n", + hbqs->entry_count, hbqs->buffer_count, hbqs->hbqPutIdx, + hbqs->next_hbqPutIdx, hbqs->local_hbqGetIdx, getidx); + + hbqe = (struct lpfc_hbq_entry *) phba->hbqs[i].hbq_virt; + for (j=0; jentry_count; j++) { + len += snprintf(buf+len, size-len, + "%03d: %08x %04x %05x ", j, + le32_to_cpu(hbqe->bde.addrLow), + le32_to_cpu(hbqe->bde.tus.w), + le32_to_cpu(hbqe->buffer_tag)); + i = 0; + found = 0; + + /* First calculate if slot has an associated posted buffer */ + low = hbqs->hbqPutIdx - posted; + if (low >= 0) { + if ((j >= hbqs->hbqPutIdx) || (j < low)) { + len += snprintf(buf+len, size-len, "Unused\n"); + goto skipit; + } + } + else { + if ((j >= hbqs->hbqPutIdx) && + (j < (hbqs->entry_count+low))) { + len += snprintf(buf+len, size-len, "Unused\n"); + goto skipit; + } + } + + /* Get the Buffer info for the posted buffer */ + list_for_each_entry(d_buf, &hbqs->hbq_buffer_list, list) { + hbq_buf = container_of(d_buf, struct hbq_dmabuf, dbuf); + phys = ((uint64_t)hbq_buf->dbuf.phys & 0xffffffff); + if (phys == le32_to_cpu(hbqe->bde.addrLow)) { + len += snprintf(buf+len, size-len, + "Buf%d: %p %06x\n", i, + hbq_buf->dbuf.virt, hbq_buf->tag); + found = 1; + break; + } + i++; + } + if (!found) { + len += snprintf(buf+len, size-len, "No DMAinfo?\n"); + } +skipit: + hbqe++; + if (len > LPFC_HBQINFO_SIZE - 54) + break; + } + spin_unlock_irq(&phba->hbalock); + return len; +} + +static int lpfc_debugfs_last_hba_slim_off; + +static int +lpfc_debugfs_dumpHBASlim_data(struct lpfc_hba *phba, char *buf, int size) +{ + int len = 0; + int i, off; + uint32_t *ptr; + char buffer[1024]; + + off = 0; + spin_lock_irq(&phba->hbalock); + + len += snprintf(buf+len, size-len, "HBA SLIM\n"); + lpfc_memcpy_from_slim(buffer, + ((uint8_t *)phba->MBslimaddr) + lpfc_debugfs_last_hba_slim_off, + 1024); + + ptr = (uint32_t *)&buffer[0]; + off = lpfc_debugfs_last_hba_slim_off; + + /* Set it up for the next time */ + lpfc_debugfs_last_hba_slim_off += 1024; + if (lpfc_debugfs_last_hba_slim_off >= 4096) + lpfc_debugfs_last_hba_slim_off = 0; + + i = 1024; + while (i > 0) { + len += snprintf(buf+len, size-len, + "%08x: %08x %08x %08x %08x %08x %08x %08x %08x\n", + off, *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4), + *(ptr+5), *(ptr+6), *(ptr+7)); + ptr += 8; + i -= (8 * sizeof(uint32_t)); + off += (8 * sizeof(uint32_t)); + } + + spin_unlock_irq(&phba->hbalock); + return len; +} + +static int +lpfc_debugfs_dumpHostSlim_data(struct lpfc_hba *phba, char *buf, int size) +{ + int len = 0; + int i, off; + uint32_t word0, word1, word2, word3; + uint32_t *ptr; + struct lpfc_pgp *pgpp; + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring; + + off = 0; + spin_lock_irq(&phba->hbalock); + + len += snprintf(buf+len, size-len, "SLIM Mailbox\n"); + ptr = (uint32_t *)phba->slim2p; + i = sizeof(MAILBOX_t); + while (i > 0) { + len += snprintf(buf+len, size-len, + "%08x: %08x %08x %08x %08x %08x %08x %08x %08x\n", + off, *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4), + *(ptr+5), *(ptr+6), *(ptr+7)); + ptr += 8; + i -= (8 * sizeof(uint32_t)); + off += (8 * sizeof(uint32_t)); + } + + len += snprintf(buf+len, size-len, "SLIM PCB\n"); + ptr = (uint32_t *)&phba->slim2p->pcb; + i = sizeof(PCB_t); + while (i > 0) { + len += snprintf(buf+len, size-len, + "%08x: %08x %08x %08x %08x %08x %08x %08x %08x\n", + off, *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4), + *(ptr+5), *(ptr+6), *(ptr+7)); + ptr += 8; + i -= (8 * sizeof(uint32_t)); + off += (8 * sizeof(uint32_t)); + } + + pgpp = (struct lpfc_pgp *)&phba->slim2p->mbx.us.s3_pgp.port; + pring = &psli->ring[0]; + len += snprintf(buf+len, size-len, + "Ring 0: CMD GetInx:%d (Max:%d Next:%d Local:%d flg:x%x) " + "RSP PutInx:%d Max:%d\n", + pgpp->cmdGetInx, pring->numCiocb, + pring->next_cmdidx, pring->local_getidx, pring->flag, + pgpp->rspPutInx, pring->numRiocb); + pgpp++; + + pring = &psli->ring[1]; + len += snprintf(buf+len, size-len, + "Ring 1: CMD GetInx:%d (Max:%d Next:%d Local:%d flg:x%x) " + "RSP PutInx:%d Max:%d\n", + pgpp->cmdGetInx, pring->numCiocb, + pring->next_cmdidx, pring->local_getidx, pring->flag, + pgpp->rspPutInx, pring->numRiocb); + pgpp++; + + pring = &psli->ring[2]; + len += snprintf(buf+len, size-len, + "Ring 2: CMD GetInx:%d (Max:%d Next:%d Local:%d flg:x%x) " + "RSP PutInx:%d Max:%d\n", + pgpp->cmdGetInx, pring->numCiocb, + pring->next_cmdidx, pring->local_getidx, pring->flag, + pgpp->rspPutInx, pring->numRiocb); + pgpp++; + + pring = &psli->ring[3]; + len += snprintf(buf+len, size-len, + "Ring 3: CMD GetInx:%d (Max:%d Next:%d Local:%d flg:x%x) " + "RSP PutInx:%d Max:%d\n", + pgpp->cmdGetInx, pring->numCiocb, + pring->next_cmdidx, pring->local_getidx, pring->flag, + pgpp->rspPutInx, pring->numRiocb); + + + ptr = (uint32_t *)&phba->slim2p->mbx.us.s3_pgp.hbq_get; + word0 = readl(phba->HAregaddr); + word1 = readl(phba->CAregaddr); + word2 = readl(phba->HSregaddr); + word3 = readl(phba->HCregaddr); + len += snprintf(buf+len, size-len, "HA:%08x CA:%08x HS:%08x HC:%08x\n", + word0, word1, word2, word3); + spin_unlock_irq(&phba->hbalock); + return len; +} + static int lpfc_debugfs_nodelist_data(struct lpfc_vport *vport, char *buf, int size) { @@ -204,7 +493,7 @@ lpfc_debugfs_nodelist_data(struct lpfc_vport *vport, char *buf, int size) len += snprintf(buf+len, size-len, "RPI:%03d flag:x%08x ", ndlp->nlp_rpi, ndlp->nlp_flag); if (!ndlp->nlp_type) - len += snprintf(buf+len, size-len, "UNKNOWN_TYPE"); + len += snprintf(buf+len, size-len, "UNKNOWN_TYPE "); if (ndlp->nlp_type & NLP_FC_NODE) len += snprintf(buf+len, size-len, "FC_NODE "); if (ndlp->nlp_type & NLP_FABRIC) @@ -213,7 +502,11 @@ lpfc_debugfs_nodelist_data(struct lpfc_vport *vport, char *buf, int size) len += snprintf(buf+len, size-len, "FCP_TGT sid:%d ", ndlp->nlp_sid); if (ndlp->nlp_type & NLP_FCP_INITIATOR) - len += snprintf(buf+len, size-len, "FCP_INITIATOR"); + len += snprintf(buf+len, size-len, "FCP_INITIATOR "); + len += snprintf(buf+len, size-len, "usgmap:%x ", + ndlp->nlp_usg_map); + len += snprintf(buf+len, size-len, "refcnt:%x", + atomic_read(&ndlp->kref.refcount)); len += snprintf(buf+len, size-len, "\n"); } spin_unlock_irq(shost->host_lock); @@ -227,7 +520,7 @@ lpfc_debugfs_disc_trc(struct lpfc_vport *vport, int mask, char *fmt, uint32_t data1, uint32_t data2, uint32_t data3) { #ifdef CONFIG_LPFC_DEBUG_FS - struct lpfc_disc_trc *dtp; + struct lpfc_debugfs_trc *dtp; int index; if (!(lpfc_debugfs_mask_disc_trc & mask)) @@ -244,7 +537,32 @@ lpfc_debugfs_disc_trc(struct lpfc_vport *vport, int mask, char *fmt, dtp->data1 = data1; dtp->data2 = data2; dtp->data3 = data3; - dtp->seq_cnt = atomic_inc_return(&lpfc_debugfs_disc_trc_cnt); + dtp->seq_cnt = atomic_inc_return(&lpfc_debugfs_seq_trc_cnt); + dtp->jif = jiffies; +#endif + return; +} + +inline void +lpfc_debugfs_slow_ring_trc(struct lpfc_hba *phba, char *fmt, + uint32_t data1, uint32_t data2, uint32_t data3) +{ +#ifdef CONFIG_LPFC_DEBUG_FS + struct lpfc_debugfs_trc *dtp; + int index; + + if (!lpfc_debugfs_enable || !lpfc_debugfs_max_slow_ring_trc || + !phba || !phba->slow_ring_trc) + return; + + index = atomic_inc_return(&phba->slow_ring_trc_cnt) & + (lpfc_debugfs_max_slow_ring_trc - 1); + dtp = phba->slow_ring_trc + index; + dtp->fmt = fmt; + dtp->data1 = data1; + dtp->data2 = data2; + dtp->data3 = data3; + dtp->seq_cnt = atomic_inc_return(&lpfc_debugfs_seq_trc_cnt); dtp->jif = jiffies; #endif return; @@ -269,7 +587,7 @@ lpfc_debugfs_disc_trc_open(struct inode *inode, struct file *file) goto out; /* Round to page boundry */ - size = (lpfc_debugfs_max_disc_trc * LPFC_DISC_TRC_ENTRY_SIZE); + size = (lpfc_debugfs_max_disc_trc * LPFC_DEBUG_TRC_ENTRY_SIZE); size = PAGE_ALIGN(size); debug->buffer = kmalloc(size, GFP_KERNEL); @@ -286,6 +604,122 @@ out: return rc; } +static int +lpfc_debugfs_slow_ring_trc_open(struct inode *inode, struct file *file) +{ + struct lpfc_hba *phba = inode->i_private; + struct lpfc_debug *debug; + int size; + int rc = -ENOMEM; + + if (!lpfc_debugfs_max_slow_ring_trc) { + rc = -ENOSPC; + goto out; + } + + debug = kmalloc(sizeof(*debug), GFP_KERNEL); + if (!debug) + goto out; + + /* Round to page boundry */ + size = (lpfc_debugfs_max_slow_ring_trc * LPFC_DEBUG_TRC_ENTRY_SIZE); + size = PAGE_ALIGN(size); + + debug->buffer = kmalloc(size, GFP_KERNEL); + if (!debug->buffer) { + kfree(debug); + goto out; + } + + debug->len = lpfc_debugfs_slow_ring_trc_data(phba, debug->buffer, size); + file->private_data = debug; + + rc = 0; +out: + return rc; +} + +static int +lpfc_debugfs_hbqinfo_open(struct inode *inode, struct file *file) +{ + struct lpfc_hba *phba = inode->i_private; + struct lpfc_debug *debug; + int rc = -ENOMEM; + + debug = kmalloc(sizeof(*debug), GFP_KERNEL); + if (!debug) + goto out; + + /* Round to page boundry */ + debug->buffer = kmalloc(LPFC_HBQINFO_SIZE, GFP_KERNEL); + if (!debug->buffer) { + kfree(debug); + goto out; + } + + debug->len = lpfc_debugfs_hbqinfo_data(phba, debug->buffer, + LPFC_HBQINFO_SIZE); + file->private_data = debug; + + rc = 0; +out: + return rc; +} + +static int +lpfc_debugfs_dumpHBASlim_open(struct inode *inode, struct file *file) +{ + struct lpfc_hba *phba = inode->i_private; + struct lpfc_debug *debug; + int rc = -ENOMEM; + + debug = kmalloc(sizeof(*debug), GFP_KERNEL); + if (!debug) + goto out; + + /* Round to page boundry */ + debug->buffer = kmalloc(LPFC_DUMPHBASLIM_SIZE, GFP_KERNEL); + if (!debug->buffer) { + kfree(debug); + goto out; + } + + debug->len = lpfc_debugfs_dumpHBASlim_data(phba, debug->buffer, + LPFC_DUMPHBASLIM_SIZE); + file->private_data = debug; + + rc = 0; +out: + return rc; +} + +static int +lpfc_debugfs_dumpHostSlim_open(struct inode *inode, struct file *file) +{ + struct lpfc_hba *phba = inode->i_private; + struct lpfc_debug *debug; + int rc = -ENOMEM; + + debug = kmalloc(sizeof(*debug), GFP_KERNEL); + if (!debug) + goto out; + + /* Round to page boundry */ + debug->buffer = kmalloc(LPFC_DUMPHOSTSLIM_SIZE, GFP_KERNEL); + if (!debug->buffer) { + kfree(debug); + goto out; + } + + debug->len = lpfc_debugfs_dumpHostSlim_data(phba, debug->buffer, + LPFC_DUMPHOSTSLIM_SIZE); + file->private_data = debug; + + rc = 0; +out: + return rc; +} + static int lpfc_debugfs_nodelist_open(struct inode *inode, struct file *file) { @@ -372,6 +806,42 @@ static struct file_operations lpfc_debugfs_op_nodelist = { .release = lpfc_debugfs_release, }; +#undef lpfc_debugfs_op_hbqinfo +static struct file_operations lpfc_debugfs_op_hbqinfo = { + .owner = THIS_MODULE, + .open = lpfc_debugfs_hbqinfo_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_debugfs_read, + .release = lpfc_debugfs_release, +}; + +#undef lpfc_debugfs_op_dumpHBASlim +static struct file_operations lpfc_debugfs_op_dumpHBASlim = { + .owner = THIS_MODULE, + .open = lpfc_debugfs_dumpHBASlim_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_debugfs_read, + .release = lpfc_debugfs_release, +}; + +#undef lpfc_debugfs_op_dumpHostSlim +static struct file_operations lpfc_debugfs_op_dumpHostSlim = { + .owner = THIS_MODULE, + .open = lpfc_debugfs_dumpHostSlim_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_debugfs_read, + .release = lpfc_debugfs_release, +}; + +#undef lpfc_debugfs_op_slow_ring_trc +static struct file_operations lpfc_debugfs_op_slow_ring_trc = { + .owner = THIS_MODULE, + .open = lpfc_debugfs_slow_ring_trc_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_debugfs_read, + .release = lpfc_debugfs_release, +}; + static struct dentry *lpfc_debugfs_root = NULL; static atomic_t lpfc_debugfs_hba_count; #endif @@ -387,60 +857,156 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) if (!lpfc_debugfs_enable) return; - if (lpfc_debugfs_max_disc_trc) { - num = lpfc_debugfs_max_disc_trc - 1; - if (num & lpfc_debugfs_max_disc_trc) { - /* Change to be a power of 2 */ - num = lpfc_debugfs_max_disc_trc; - i = 0; - while (num > 1) { - num = num >> 1; - i++; - } - lpfc_debugfs_max_disc_trc = (1 << i); - printk(KERN_ERR - "lpfc_debugfs_max_disc_trc changed to %d\n", - lpfc_debugfs_max_disc_trc); - } - } - + /* Setup lpfc root directory */ if (!lpfc_debugfs_root) { lpfc_debugfs_root = debugfs_create_dir("lpfc", NULL); atomic_set(&lpfc_debugfs_hba_count, 0); - if (!lpfc_debugfs_root) + if (!lpfc_debugfs_root) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs root\n"); goto debug_failed; + } } + if (!lpfc_debugfs_start_time) + lpfc_debugfs_start_time = jiffies; + /* Setup lpfcX directory for specific HBA */ snprintf(name, sizeof(name), "lpfc%d", phba->brd_no); if (!phba->hba_debugfs_root) { phba->hba_debugfs_root = debugfs_create_dir(name, lpfc_debugfs_root); - if (!phba->hba_debugfs_root) + if (!phba->hba_debugfs_root) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs hba\n"); goto debug_failed; + } atomic_inc(&lpfc_debugfs_hba_count); atomic_set(&phba->debugfs_vport_count, 0); + + /* Setup hbqinfo */ + snprintf(name, sizeof(name), "hbqinfo"); + phba->debug_hbqinfo = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_hbqinfo); + if (!phba->debug_hbqinfo) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs hbqinfo\n"); + goto debug_failed; + } + + /* Setup dumpHBASlim */ + snprintf(name, sizeof(name), "dumpHBASlim"); + phba->debug_dumpHBASlim = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dumpHBASlim); + if (!phba->debug_dumpHBASlim) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs dumpHBASlim\n"); + goto debug_failed; + } + + /* Setup dumpHostSlim */ + snprintf(name, sizeof(name), "dumpHostSlim"); + phba->debug_dumpHostSlim = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dumpHostSlim); + if (!phba->debug_dumpHostSlim) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs dumpHostSlim\n"); + goto debug_failed; + } + + /* Setup slow ring trace */ + if (lpfc_debugfs_max_slow_ring_trc) { + num = lpfc_debugfs_max_slow_ring_trc - 1; + if (num & lpfc_debugfs_max_slow_ring_trc) { + /* Change to be a power of 2 */ + num = lpfc_debugfs_max_slow_ring_trc; + i = 0; + while (num > 1) { + num = num >> 1; + i++; + } + lpfc_debugfs_max_slow_ring_trc = (1 << i); + printk(KERN_ERR + "lpfc_debugfs_max_disc_trc changed to " + "%d\n", lpfc_debugfs_max_disc_trc); + } + } + + + snprintf(name, sizeof(name), "slow_ring_trace"); + phba->debug_slow_ring_trc = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_slow_ring_trc); + if (!phba->debug_slow_ring_trc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs " + "slow_ring_trace\n"); + goto debug_failed; + } + if (!phba->slow_ring_trc) { + phba->slow_ring_trc = kmalloc( + (sizeof(struct lpfc_debugfs_trc) * + lpfc_debugfs_max_slow_ring_trc), + GFP_KERNEL); + if (!phba->slow_ring_trc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs " + "slow_ring buffer\n"); + goto debug_failed; + } + atomic_set(&phba->slow_ring_trc_cnt, 0); + memset(phba->slow_ring_trc, 0, + (sizeof(struct lpfc_debugfs_trc) * + lpfc_debugfs_max_slow_ring_trc)); + } } snprintf(name, sizeof(name), "vport%d", vport->vpi); if (!vport->vport_debugfs_root) { vport->vport_debugfs_root = debugfs_create_dir(name, phba->hba_debugfs_root); - if (!vport->vport_debugfs_root) + if (!vport->vport_debugfs_root) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cant create debugfs"); goto debug_failed; + } atomic_inc(&phba->debugfs_vport_count); } - if (!lpfc_debugfs_start_time) - lpfc_debugfs_start_time = jiffies; + if (lpfc_debugfs_max_disc_trc) { + num = lpfc_debugfs_max_disc_trc - 1; + if (num & lpfc_debugfs_max_disc_trc) { + /* Change to be a power of 2 */ + num = lpfc_debugfs_max_disc_trc; + i = 0; + while (num > 1) { + num = num >> 1; + i++; + } + lpfc_debugfs_max_disc_trc = (1 << i); + printk(KERN_ERR + "lpfc_debugfs_max_disc_trc changed to %d\n", + lpfc_debugfs_max_disc_trc); + } + } - vport->disc_trc = kmalloc( - (sizeof(struct lpfc_disc_trc) * lpfc_debugfs_max_disc_trc), + vport->disc_trc = kzalloc( + (sizeof(struct lpfc_debugfs_trc) * lpfc_debugfs_max_disc_trc), GFP_KERNEL); - if (!vport->disc_trc) + if (!vport->disc_trc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs disc trace " + "buffer\n"); goto debug_failed; - memset(vport->disc_trc, 0, - (sizeof(struct lpfc_disc_trc) * lpfc_debugfs_max_disc_trc)); + } + atomic_set(&vport->disc_trc_cnt, 0); snprintf(name, sizeof(name), "discovery_trace"); vport->debug_disc_trc = @@ -448,9 +1014,9 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) vport->vport_debugfs_root, vport, &lpfc_debugfs_op_disc_trc); if (!vport->debug_disc_trc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "%d:0409 Cannot create debugfs", - phba->brd_no); + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cannot create debugfs " + "discovery_trace\n"); goto debug_failed; } snprintf(name, sizeof(name), "nodelist"); @@ -459,9 +1025,8 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) vport->vport_debugfs_root, vport, &lpfc_debugfs_op_nodelist); if (!vport->debug_nodelist) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "%d:0409 Cannot create debugfs", - phba->brd_no); + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0409 Cant create debugfs nodelist"); goto debug_failed; } debug_failed: @@ -488,21 +1053,49 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) debugfs_remove(vport->debug_nodelist); /* nodelist */ vport->debug_nodelist = NULL; } + if (vport->vport_debugfs_root) { debugfs_remove(vport->vport_debugfs_root); /* vportX */ vport->vport_debugfs_root = NULL; atomic_dec(&phba->debugfs_vport_count); } if (atomic_read(&phba->debugfs_vport_count) == 0) { - debugfs_remove(vport->phba->hba_debugfs_root); /* lpfcX */ - vport->phba->hba_debugfs_root = NULL; - atomic_dec(&lpfc_debugfs_hba_count); + + if (phba->debug_hbqinfo) { + debugfs_remove(phba->debug_hbqinfo); /* hbqinfo */ + phba->debug_hbqinfo = NULL; + } + if (phba->debug_dumpHBASlim) { + debugfs_remove(phba->debug_dumpHBASlim); /* HBASlim */ + phba->debug_dumpHBASlim = NULL; + } + if (phba->debug_dumpHostSlim) { + debugfs_remove(phba->debug_dumpHostSlim); /* HostSlim */ + phba->debug_dumpHostSlim = NULL; + } + if (phba->slow_ring_trc) { + kfree(phba->slow_ring_trc); + phba->slow_ring_trc = NULL; + } + if (phba->debug_slow_ring_trc) { + /* slow_ring_trace */ + debugfs_remove(phba->debug_slow_ring_trc); + phba->debug_slow_ring_trc = NULL; + } + + if (phba->hba_debugfs_root) { + debugfs_remove(phba->hba_debugfs_root); /* lpfcX */ + phba->hba_debugfs_root = NULL; + atomic_dec(&lpfc_debugfs_hba_count); + } + if (atomic_read(&lpfc_debugfs_hba_count) == 0) { debugfs_remove(lpfc_debugfs_root); /* lpfc */ lpfc_debugfs_root = NULL; } } #endif + return; }