diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/dw_dmac.c | 7 | ||||
| -rw-r--r-- | drivers/dma/imx-dma.c | 7 | ||||
| -rw-r--r-- | drivers/dma/mmp_pdma.c | 7 | ||||
| -rw-r--r-- | drivers/dma/mmp_tdma.c | 7 | ||||
| -rw-r--r-- | drivers/dma/tegra20-apb-dma.c | 10 |
5 files changed, 20 insertions, 18 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 3e8ba02ba292..b33d1f6e1333 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -14,6 +14,7 @@ #include <linux/delay.h> #include <linux/dmaengine.h> #include <linux/dma-mapping.h> +#include <linux/err.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -1489,9 +1490,9 @@ static int dw_probe(struct platform_device *pdev) if (irq < 0) return irq; - regs = devm_request_and_ioremap(&pdev->dev, io); - if (!regs) - return -EBUSY; + regs = devm_ioremap_resource(&pdev->dev, io); + if (IS_ERR(regs)) + return PTR_ERR(regs); dw_params = dma_read_byaddr(regs, DW_PARAMS); autocfg = dw_params >> DW_PARAMS_EN & 0x1; diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c index dbf0e6f8de8a..84ae49101407 100644 --- a/drivers/dma/imx-dma.c +++ b/drivers/dma/imx-dma.c @@ -14,6 +14,7 @@ * http://www.opensource.org/licenses/gpl-license.html * http://www.gnu.org/copyleft/gpl.html */ +#include <linux/err.h> #include <linux/init.h> #include <linux/types.h> #include <linux/mm.h> @@ -1011,9 +1012,9 @@ static int __init imxdma_probe(struct platform_device *pdev) imxdma->devtype = pdev->id_entry->driver_data; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - imxdma->base = devm_request_and_ioremap(&pdev->dev, res); - if (!imxdma->base) - return -EADDRNOTAVAIL; + imxdma->base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(imxdma->base)) + return PTR_ERR(imxdma->base); irq = platform_get_irq(pdev, 0); if (irq < 0) diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c index c6d98c00f05c..dc7466563507 100644 --- a/drivers/dma/mmp_pdma.c +++ b/drivers/dma/mmp_pdma.c @@ -5,6 +5,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/err.h> #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> @@ -782,9 +783,9 @@ static int mmp_pdma_probe(struct platform_device *op) if (!iores) return -EINVAL; - pdev->base = devm_request_and_ioremap(pdev->dev, iores); - if (!pdev->base) - return -EADDRNOTAVAIL; + pdev->base = devm_ioremap_resource(pdev->dev, iores); + if (IS_ERR(pdev->base)) + return PTR_ERR(pdev->base); of_id = of_match_device(mmp_pdma_dt_ids, pdev->dev); if (of_id) diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c index a9f1cd56689c..43d5a6c33297 100644 --- a/drivers/dma/mmp_tdma.c +++ b/drivers/dma/mmp_tdma.c @@ -9,6 +9,7 @@ * */ +#include <linux/err.h> #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> @@ -547,9 +548,9 @@ static int mmp_tdma_probe(struct platform_device *pdev) if (!iores) return -EINVAL; - tdev->base = devm_request_and_ioremap(&pdev->dev, iores); - if (!tdev->base) - return -EADDRNOTAVAIL; + tdev->base = devm_ioremap_resource(&pdev->dev, iores); + if (IS_ERR(tdev->base)) + return PTR_ERR(tdev->base); INIT_LIST_HEAD(&tdev->device.channels); diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index c39e61bc8172..7d6d8b4679e9 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -21,6 +21,7 @@ #include <linux/delay.h> #include <linux/dmaengine.h> #include <linux/dma-mapping.h> +#include <linux/err.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -1236,12 +1237,9 @@ static int tegra_dma_probe(struct platform_device *pdev) return -EINVAL; } - tdma->base_addr = devm_request_and_ioremap(&pdev->dev, res); - if (!tdma->base_addr) { - dev_err(&pdev->dev, - "Cannot request memregion/iomap dma address\n"); - return -EADDRNOTAVAIL; - } + tdma->base_addr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(tdma->base_addr)) + return PTR_ERR(tdma->base_addr); tdma->dma_clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(tdma->dma_clk)) { |