diff options
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 57 |
1 files changed, 31 insertions, 26 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 7a981d1956d6..56cddd87894c 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -9309,23 +9309,28 @@ lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *phba) /** * lpfc_write_firmware - attempt to write a firmware image to the port - * @phba: pointer to lpfc hba data structure. * @fw: pointer to firmware image returned from request_firmware. + * @phba: pointer to lpfc hba data structure. * - * returns the number of bytes written if write is successful. - * returns a negative error value if there were errors. - * returns 0 if firmware matches currently active firmware on port. **/ -int -lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) +static void +lpfc_write_firmware(const struct firmware *fw, void *context) { + struct lpfc_hba *phba = (struct lpfc_hba *)context; char fwrev[FW_REV_STR_SIZE]; - struct lpfc_grp_hdr *image = (struct lpfc_grp_hdr *)fw->data; + struct lpfc_grp_hdr *image; struct list_head dma_buffer_list; int i, rc = 0; struct lpfc_dmabuf *dmabuf, *next; uint32_t offset = 0, temp_offset = 0; + /* It can be null, sanity check */ + if (!fw) { + rc = -ENXIO; + goto out; + } + image = (struct lpfc_grp_hdr *)fw->data; + INIT_LIST_HEAD(&dma_buffer_list); if ((be32_to_cpu(image->magic_number) != LPFC_GROUP_OJECT_MAGIC_NUM) || (bf_get_be32(lpfc_grp_hdr_file_type, image) != @@ -9338,12 +9343,13 @@ lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) be32_to_cpu(image->magic_number), bf_get_be32(lpfc_grp_hdr_file_type, image), bf_get_be32(lpfc_grp_hdr_id, image)); - return -EINVAL; + rc = -EINVAL; + goto release_out; } lpfc_decode_firmware_rev(phba, fwrev, 1); if (strncmp(fwrev, image->revision, strnlen(image->revision, 16))) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "3023 Updating Firmware. Current Version:%s " + "3023 Updating Firmware, Current Version:%s " "New Version:%s\n", fwrev, image->revision); for (i = 0; i < LPFC_MBX_WR_CONFIG_MAX_BDE; i++) { @@ -9351,7 +9357,7 @@ lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) GFP_KERNEL); if (!dmabuf) { rc = -ENOMEM; - goto out; + goto release_out; } dmabuf->virt = dma_alloc_coherent(&phba->pcidev->dev, SLI4_PAGE_SIZE, @@ -9360,7 +9366,7 @@ lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) if (!dmabuf->virt) { kfree(dmabuf); rc = -ENOMEM; - goto out; + goto release_out; } list_add_tail(&dmabuf->list, &dma_buffer_list); } @@ -9380,23 +9386,24 @@ lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) } rc = lpfc_wr_object(phba, &dma_buffer_list, (fw->size - offset), &offset); - if (rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "3024 Firmware update failed. " - "%d\n", rc); - goto out; - } + if (rc) + goto release_out; } rc = offset; } -out: + +release_out: list_for_each_entry_safe(dmabuf, next, &dma_buffer_list, list) { list_del(&dmabuf->list); dma_free_coherent(&phba->pcidev->dev, SLI4_PAGE_SIZE, dmabuf->virt, dmabuf->phys); kfree(dmabuf); } - return rc; + release_firmware(fw); +out: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3024 Firmware update done: %d.", rc); + return; } /** @@ -9423,11 +9430,10 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) struct lpfc_hba *phba; struct lpfc_vport *vport = NULL; struct Scsi_Host *shost = NULL; - int error; + int error, ret; uint32_t cfg_mode, intr_mode; int mcnt; int adjusted_fcp_io_channel; - const struct firmware *fw; uint8_t file_name[ELX_MODEL_NAME_SIZE]; /* Allocate memory for HBA structure */ @@ -9576,11 +9582,10 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) LPFC_SLI_INTF_IF_TYPE_2) { snprintf(file_name, ELX_MODEL_NAME_SIZE, "%s.grp", phba->ModelName); - error = request_firmware(&fw, file_name, &phba->pcidev->dev); - if (!error) { - lpfc_write_firmware(phba, fw); - release_firmware(fw); - } + ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG, + file_name, &phba->pcidev->dev, + GFP_KERNEL, (void *)phba, + lpfc_write_firmware); } /* Check if there are static vports to be created. */ |