diff options
Diffstat (limited to 'drivers/scsi/jazz_esp.c')
| -rw-r--r-- | drivers/scsi/jazz_esp.c | 59 |
1 files changed, 10 insertions, 49 deletions
diff --git a/drivers/scsi/jazz_esp.c b/drivers/scsi/jazz_esp.c index 9aaa74e349cc..35137f5cfb3a 100644 --- a/drivers/scsi/jazz_esp.c +++ b/drivers/scsi/jazz_esp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* jazz_esp.c: ESP front-end for MIPS JAZZ systems. * * Copyright (C) 2007 Thomas Bogendörfer (tsbogend@alpha.frankende) @@ -38,30 +39,6 @@ static u8 jazz_esp_read8(struct esp *esp, unsigned long reg) return *(volatile u8 *)(esp->regs + reg); } -static dma_addr_t jazz_esp_map_single(struct esp *esp, void *buf, - size_t sz, int dir) -{ - return dma_map_single(esp->dev, buf, sz, dir); -} - -static int jazz_esp_map_sg(struct esp *esp, struct scatterlist *sg, - int num_sg, int dir) -{ - return dma_map_sg(esp->dev, sg, num_sg, dir); -} - -static void jazz_esp_unmap_single(struct esp *esp, dma_addr_t addr, - size_t sz, int dir) -{ - dma_unmap_single(esp->dev, addr, sz, dir); -} - -static void jazz_esp_unmap_sg(struct esp *esp, struct scatterlist *sg, - int num_sg, int dir) -{ - dma_unmap_sg(esp->dev, sg, num_sg, dir); -} - static int jazz_esp_irq_pending(struct esp *esp) { if (jazz_esp_read8(esp, ESP_STATUS) & ESP_STAT_INTR) @@ -117,10 +94,6 @@ static int jazz_esp_dma_error(struct esp *esp) static const struct esp_driver_ops jazz_esp_ops = { .esp_write8 = jazz_esp_write8, .esp_read8 = jazz_esp_read8, - .map_single = jazz_esp_map_single, - .map_sg = jazz_esp_map_sg, - .unmap_single = jazz_esp_unmap_single, - .unmap_sg = jazz_esp_unmap_sg, .irq_pending = jazz_esp_irq_pending, .reset_dma = jazz_esp_reset_dma, .dma_drain = jazz_esp_dma_drain, @@ -131,7 +104,7 @@ static const struct esp_driver_ops jazz_esp_ops = { static int esp_jazz_probe(struct platform_device *dev) { - struct scsi_host_template *tpnt = &scsi_esp_template; + const struct scsi_host_template *tpnt = &scsi_esp_template; struct Scsi_Host *host; struct esp *esp; struct resource *res; @@ -147,7 +120,7 @@ static int esp_jazz_probe(struct platform_device *dev) esp = shost_priv(host); esp->host = host; - esp->dev = dev; + esp->dev = &dev->dev; esp->ops = &jazz_esp_ops; res = platform_get_resource(dev, IORESOURCE_MEM, 0); @@ -170,7 +143,9 @@ static int esp_jazz_probe(struct platform_device *dev) if (!esp->command_block) goto fail_unmap_regs; - host->irq = platform_get_irq(dev, 0); + host->irq = err = platform_get_irq(dev, 0); + if (err < 0) + goto fail_unmap_command_block; err = request_irq(host->irq, scsi_esp_intr, IRQF_SHARED, "ESP", esp); if (err < 0) goto fail_unmap_command_block; @@ -182,7 +157,7 @@ static int esp_jazz_probe(struct platform_device *dev) dev_set_drvdata(&dev->dev, esp); - err = scsi_esp_register(esp, &dev->dev); + err = scsi_esp_register(esp); if (err) goto fail_free_irq; @@ -201,7 +176,7 @@ fail: return err; } -static int esp_jazz_remove(struct platform_device *dev) +static void esp_jazz_remove(struct platform_device *dev) { struct esp *esp = dev_get_drvdata(&dev->dev); unsigned int irq = esp->host->irq; @@ -214,8 +189,6 @@ static int esp_jazz_remove(struct platform_device *dev) esp->command_block_dma); scsi_host_put(esp->host); - - return 0; } /* work with hotplug and coldplug */ @@ -228,21 +201,9 @@ static struct platform_driver esp_jazz_driver = { .name = "jazz_esp", }, }; - -static int __init jazz_esp_init(void) -{ - return platform_driver_register(&esp_jazz_driver); -} - -static void __exit jazz_esp_exit(void) -{ - platform_driver_unregister(&esp_jazz_driver); -} +module_platform_driver(esp_jazz_driver); MODULE_DESCRIPTION("JAZZ ESP SCSI driver"); -MODULE_AUTHOR("Thomas Bogendoerfer (tsbogend@alpha.franken.de)"); +MODULE_AUTHOR("Thomas Bogendoerfer <tsbogend@alpha.franken.de>"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); - -module_init(jazz_esp_init); -module_exit(jazz_esp_exit); |