diff options
Diffstat (limited to 'drivers/scsi/am53c974.c')
| -rw-r--r-- | drivers/scsi/am53c974.c | 72 |
1 files changed, 16 insertions, 56 deletions
diff --git a/drivers/scsi/am53c974.c b/drivers/scsi/am53c974.c index beea30e5a34a..003e61831e33 100644 --- a/drivers/scsi/am53c974.c +++ b/drivers/scsi/am53c974.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AMD am53c974 driver. * Copyright (c) 2014 Hannes Reinecke, SUSE Linux GmbH @@ -96,9 +97,7 @@ static void pci_esp_dma_drain(struct esp *esp); static inline struct pci_esp_priv *pci_esp_get_priv(struct esp *esp) { - struct pci_dev *pdev = esp->dev; - - return pci_get_drvdata(pdev); + return dev_get_drvdata(esp->dev); } static void pci_esp_write8(struct esp *esp, u8 val, unsigned long reg) @@ -116,30 +115,6 @@ static void pci_esp_write32(struct esp *esp, u32 val, unsigned long reg) return iowrite32(val, esp->regs + (reg * 4UL)); } -static dma_addr_t pci_esp_map_single(struct esp *esp, void *buf, - size_t sz, int dir) -{ - return pci_map_single(esp->dev, buf, sz, dir); -} - -static int pci_esp_map_sg(struct esp *esp, struct scatterlist *sg, - int num_sg, int dir) -{ - return pci_map_sg(esp->dev, sg, num_sg, dir); -} - -static void pci_esp_unmap_single(struct esp *esp, dma_addr_t addr, - size_t sz, int dir) -{ - pci_unmap_single(esp->dev, addr, sz, dir); -} - -static void pci_esp_unmap_sg(struct esp *esp, struct scatterlist *sg, - int num_sg, int dir) -{ - pci_unmap_sg(esp->dev, sg, num_sg, dir); -} - static int pci_esp_irq_pending(struct esp *esp) { struct pci_esp_priv *pep = pci_esp_get_priv(esp); @@ -295,10 +270,6 @@ static u32 pci_esp_dma_length_limit(struct esp *esp, u32 dma_addr, u32 dma_len) static const struct esp_driver_ops pci_esp_ops = { .esp_write8 = pci_esp_write8, .esp_read8 = pci_esp_read8, - .map_single = pci_esp_map_single, - .map_sg = pci_esp_map_sg, - .unmap_single = pci_esp_unmap_single, - .unmap_sg = pci_esp_unmap_sg, .irq_pending = pci_esp_irq_pending, .reset_dma = pci_esp_reset_dma, .dma_drain = pci_esp_dma_drain, @@ -375,18 +346,18 @@ static void dc390_read_eeprom(struct pci_dev *pdev, u16 *ptr) static void dc390_check_eeprom(struct esp *esp) { + struct pci_dev *pdev = to_pci_dev(esp->dev); u8 EEbuf[128]; u16 *ptr = (u16 *)EEbuf, wval = 0; int i; - dc390_read_eeprom((struct pci_dev *)esp->dev, ptr); + dc390_read_eeprom(pdev, ptr); for (i = 0; i < DC390_EEPROM_LEN; i++, ptr++) wval += *ptr; /* no Tekram EEprom found */ if (wval != 0x1234) { - struct pci_dev *pdev = esp->dev; dev_printk(KERN_INFO, &pdev->dev, "No valid Tekram EEprom found\n"); return; @@ -400,7 +371,7 @@ static void dc390_check_eeprom(struct esp *esp) static int pci_esp_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) { - struct scsi_host_template *hostt = &scsi_esp_template; + const struct scsi_host_template *hostt = &scsi_esp_template; int err = -ENODEV; struct Scsi_Host *shost; struct esp *esp; @@ -411,7 +382,7 @@ static int pci_esp_probe_one(struct pci_dev *pdev, return -ENODEV; } - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { + if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) { dev_printk(KERN_INFO, &pdev->dev, "failed to set 32bit DMA mask\n"); goto fail_disable_device; @@ -435,7 +406,7 @@ static int pci_esp_probe_one(struct pci_dev *pdev, esp = shost_priv(shost); esp->host = shost; - esp->dev = pdev; + esp->dev = &pdev->dev; esp->ops = &pci_esp_ops; /* * The am53c974 HBA has a design flaw of generating @@ -467,8 +438,8 @@ static int pci_esp_probe_one(struct pci_dev *pdev, pci_set_master(pdev); - esp->command_block = pci_alloc_consistent(pdev, 16, - &esp->command_block_dma); + esp->command_block = dma_alloc_coherent(&pdev->dev, 16, + &esp->command_block_dma, GFP_KERNEL); if (!esp->command_block) { dev_printk(KERN_ERR, &pdev->dev, "failed to allocate command block\n"); @@ -498,7 +469,7 @@ static int pci_esp_probe_one(struct pci_dev *pdev, /* Assume 40MHz clock */ esp->cfreq = 40000000; - err = scsi_esp_register(esp, &pdev->dev); + err = scsi_esp_register(esp); if (err) goto fail_free_irq; @@ -508,8 +479,8 @@ fail_free_irq: free_irq(pdev->irq, esp); fail_unmap_command_block: pci_set_drvdata(pdev, NULL); - pci_free_consistent(pdev, 16, esp->command_block, - esp->command_block_dma); + dma_free_coherent(&pdev->dev, 16, esp->command_block, + esp->command_block_dma); fail_unmap_regs: pci_iounmap(pdev, esp->regs); fail_release_regions: @@ -532,8 +503,8 @@ static void pci_esp_remove_one(struct pci_dev *pdev) scsi_esp_unregister(esp); free_irq(pdev->irq, esp); pci_set_drvdata(pdev, NULL); - pci_free_consistent(pdev, 16, esp->command_block, - esp->command_block_dma); + dma_free_coherent(&pdev->dev, 16, esp->command_block, + esp->command_block_dma); pci_iounmap(pdev, esp->regs); pci_release_regions(pdev); pci_disable_device(pdev); @@ -542,7 +513,7 @@ static void pci_esp_remove_one(struct pci_dev *pdev) scsi_host_put(esp->host); } -static struct pci_device_id am53c974_pci_tbl[] = { +static const struct pci_device_id am53c974_pci_tbl[] = { { PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SCSI, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { } @@ -556,15 +527,7 @@ static struct pci_driver am53c974_driver = { .remove = pci_esp_remove_one, }; -static int __init am53c974_module_init(void) -{ - return pci_register_driver(&am53c974_driver); -} - -static void __exit am53c974_module_exit(void) -{ - pci_unregister_driver(&am53c974_driver); -} +module_pci_driver(am53c974_driver); MODULE_DESCRIPTION("AM53C974 SCSI driver"); MODULE_AUTHOR("Hannes Reinecke <hare@suse.de>"); @@ -577,6 +540,3 @@ MODULE_PARM_DESC(am53c974_debug, "Enable debugging"); module_param(am53c974_fenab, bool, 0444); MODULE_PARM_DESC(am53c974_fenab, "Enable 24-bit DMA transfer sizes"); - -module_init(am53c974_module_init); -module_exit(am53c974_module_exit); |