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path: root/drivers/scsi/lpfc/lpfc_mem.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_mem.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_mem.c47
1 files changed, 27 insertions, 20 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c
index 89cbeba06a..2697da3248 100644
--- a/drivers/scsi/lpfc/lpfc_mem.c
+++ b/drivers/scsi/lpfc/lpfc_mem.c
@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term *
+ * Copyright (C) 2017-2023 Broadcom. All Rights Reserved. The term *
* “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
* Copyright (C) 2004-2014 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
@@ -48,6 +48,29 @@
#define LPFC_RRQ_POOL_SIZE 256 /* max elements in non-DMA pool */
#define LPFC_MBX_POOL_SIZE 256 /* max elements in MBX non-DMA pool */
+/* lpfc_mbox_free_sli_mbox
+ *
+ * @phba: HBA to free memory for
+ * @mbox: mailbox command to free
+ *
+ * This routine detects the mbox type and calls the correct
+ * free routine to fully release all associated memory.
+ */
+static void
+lpfc_mem_free_sli_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
+{
+ /* Detect if the caller's mbox is an SLI4_CONFIG type. If so, this
+ * mailbox type requires a different cleanup routine. Otherwise, the
+ * mailbox is just an mbuf and mem_pool release.
+ */
+ if (phba->sli_rev == LPFC_SLI_REV4 &&
+ bf_get(lpfc_mqe_command, &mbox->u.mqe) == MBX_SLI4_CONFIG) {
+ lpfc_sli4_mbox_cmd_free(phba, mbox);
+ } else {
+ lpfc_mbox_rsrc_cleanup(phba, mbox, MBOX_THD_UNLOCKED);
+ }
+}
+
int
lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *phba) {
size_t bytes;
@@ -288,27 +311,16 @@ lpfc_mem_free_all(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
LPFC_MBOXQ_t *mbox, *next_mbox;
- struct lpfc_dmabuf *mp;
/* Free memory used in mailbox queue back to mailbox memory pool */
list_for_each_entry_safe(mbox, next_mbox, &psli->mboxq, list) {
- mp = (struct lpfc_dmabuf *)(mbox->ctx_buf);
- if (mp) {
- lpfc_mbuf_free(phba, mp->virt, mp->phys);
- kfree(mp);
- }
list_del(&mbox->list);
- mempool_free(mbox, phba->mbox_mem_pool);
+ lpfc_mem_free_sli_mbox(phba, mbox);
}
/* Free memory used in mailbox cmpl list back to mailbox memory pool */
list_for_each_entry_safe(mbox, next_mbox, &psli->mboxq_cmpl, list) {
- mp = (struct lpfc_dmabuf *)(mbox->ctx_buf);
- if (mp) {
- lpfc_mbuf_free(phba, mp->virt, mp->phys);
- kfree(mp);
- }
list_del(&mbox->list);
- mempool_free(mbox, phba->mbox_mem_pool);
+ lpfc_mem_free_sli_mbox(phba, mbox);
}
/* Free the active mailbox command back to the mailbox memory pool */
spin_lock_irq(&phba->hbalock);
@@ -316,12 +328,7 @@ lpfc_mem_free_all(struct lpfc_hba *phba)
spin_unlock_irq(&phba->hbalock);
if (psli->mbox_active) {
mbox = psli->mbox_active;
- mp = (struct lpfc_dmabuf *)(mbox->ctx_buf);
- if (mp) {
- lpfc_mbuf_free(phba, mp->virt, mp->phys);
- kfree(mp);
- }
- mempool_free(mbox, phba->mbox_mem_pool);
+ lpfc_mem_free_sli_mbox(phba, mbox);
psli->mbox_active = NULL;
}