From: H Hartley Sweeten <hartleys@visionengravers.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Cc: <dan.j.williams@intel.com>, <vinod.koul@intel.com>
Subject: [PATCH] dma: at_hdmac.c: use resource_size
Date: Wed, 1 Jun 2011 15:16:09 -0700 [thread overview]
Message-ID: <201106011516.09302.hartleys@visionengravers.com> (raw)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Vinod Koul <vinod.koul@intel.com>
---
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 36144f8..6a483ea 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -1216,7 +1216,7 @@ static int __init at_dma_probe(struct platform_device *pdev)
atdma->dma_common.cap_mask = pdata->cap_mask;
atdma->all_chan_mask = (1 << pdata->nr_channels) - 1;
- size = io->end - io->start + 1;
+ size = resource_size(io);
if (!request_mem_region(io->start, size, pdev->dev.driver->name)) {
err = -EBUSY;
goto err_kfree;
@@ -1362,7 +1362,7 @@ static int __exit at_dma_remove(struct platform_device *pdev)
atdma->regs = NULL;
io = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(io->start, io->end - io->start + 1);
+ release_mem_region(io->start, resource_size(io));
kfree(atdma);
next reply other threads:[~2011-06-01 22:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-01 22:16 H Hartley Sweeten [this message]
2011-06-06 8:15 ` Koul, Vinod
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