diff options
Diffstat (limited to 'drivers/dma/idma64.c')
-rw-r--r-- | drivers/dma/idma64.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c index 0baf9797cc09..f5a84c846394 100644 --- a/drivers/dma/idma64.c +++ b/drivers/dma/idma64.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver for the Intel integrated DMA 64-bit * * Copyright (C) 2015 Intel Corporation * Author: Andy Shevchenko <andriy.shevchenko@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/bitops.h> @@ -19,10 +16,9 @@ #include <linux/platform_device.h> #include <linux/slab.h> -#include "idma64.h" +#include <linux/dma/idma64.h> -/* Platform driver name */ -#define DRV_NAME "idma64" +#include "idma64.h" /* For now we support only two channels */ #define IDMA64_NR_CHAN 2 @@ -592,7 +588,7 @@ static int idma64_probe(struct idma64_chip *chip) idma64->dma.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); idma64->dma.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; - idma64->dma.dev = chip->dev; + idma64->dma.dev = chip->sysdev; dma_set_max_seg_size(idma64->dma.dev, IDMA64C_CTLH_BLOCK_TS_MASK); @@ -632,6 +628,7 @@ static int idma64_platform_probe(struct platform_device *pdev) { struct idma64_chip *chip; struct device *dev = &pdev->dev; + struct device *sysdev = dev->parent; struct resource *mem; int ret; @@ -648,11 +645,12 @@ static int idma64_platform_probe(struct platform_device *pdev) if (IS_ERR(chip->regs)) return PTR_ERR(chip->regs); - ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + ret = dma_coerce_mask_and_coherent(sysdev, DMA_BIT_MASK(64)); if (ret) return ret; chip->dev = dev; + chip->sysdev = sysdev; ret = idma64_probe(chip); if (ret) @@ -697,7 +695,7 @@ static struct platform_driver idma64_platform_driver = { .probe = idma64_platform_probe, .remove = idma64_platform_remove, .driver = { - .name = DRV_NAME, + .name = LPSS_IDMA64_DRIVER_NAME, .pm = &idma64_dev_pm_ops, }, }; @@ -707,4 +705,4 @@ module_platform_driver(idma64_platform_driver); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("iDMA64 core driver"); MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>"); -MODULE_ALIAS("platform:" DRV_NAME); +MODULE_ALIAS("platform:" LPSS_IDMA64_DRIVER_NAME); |