Cleanup probe and remove routines, use devm_* functions for managing resources.
Also, in under free_master label, change use of kfree() into spi_master_put(). CC: [email protected] CC: [email protected] Signed-off-by: Hannu Heikkinen <[email protected]> --- drivers/spi/spi-omap2-mcspi.c | 27 ++++++--------------------- 1 file changed, 6 insertions(+), 21 deletions(-) diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index bb9274c..392efce 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -1166,17 +1166,12 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev) r->start += regs_offset; r->end += regs_offset; mcspi->phys = r->start; - if (!request_mem_region(r->start, resource_size(r), - dev_name(&pdev->dev))) { - status = -EBUSY; - goto free_master; - } - mcspi->base = ioremap(r->start, resource_size(r)); + mcspi->base = devm_request_and_ioremap(&pdev->dev, r); if (!mcspi->base) { - dev_dbg(&pdev->dev, "can't ioremap MCSPI\n"); - status = -ENOMEM; - goto release_region; + dev_dbg(&pdev->dev, "can't request mem and ioremap MCSPI\n"); + status = -ENOMEM; + goto free_master; } mcspi->dev = &pdev->dev; @@ -1191,7 +1186,7 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev) GFP_KERNEL); if (mcspi->dma_channels == NULL) - goto unmap_io; + goto free_master; for (i = 0; i < master->num_chipselect; i++) { char dma_ch_name[14]; @@ -1241,12 +1236,8 @@ disable_pm: pm_runtime_disable(&pdev->dev); dma_chnl_free: kfree(mcspi->dma_channels); -unmap_io: - iounmap(mcspi->base); -release_region: - release_mem_region(r->start, resource_size(r)); free_master: - kfree(master); + spi_master_put(master); platform_set_drvdata(pdev, NULL); return status; } @@ -1256,8 +1247,6 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev) struct spi_master *master; struct omap2_mcspi *mcspi; struct omap2_mcspi_dma *dma_channels; - struct resource *r; - void __iomem *base; master = dev_get_drvdata(&pdev->dev); mcspi = spi_master_get_devdata(master); @@ -1265,12 +1254,8 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev) omap2_mcspi_disable_clocks(mcspi); pm_runtime_disable(&pdev->dev); - r = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(r->start, resource_size(r)); - base = mcspi->base; spi_unregister_master(master); - iounmap(base); kfree(dma_channels); destroy_workqueue(mcspi->wq); platform_set_drvdata(pdev, NULL); -- 1.7.10 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
