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| author |   Sanjeev Sharma <sanjeev_sharma@mentor.com> | 2015-10-29 15:34:55 +0530 |
|---|---|---|
| committer |   Sebastian Reichel <sre@kernel.org> | 2015-10-30 16:10:40 +0100 |
| commit | 16bd5865cdb3b190105db21bd22a0ca0501e7b20 (patch) | |
| tree | 6b207e90f26402a3f705eb8079ce3b3b92c5770e /drivers/hsi | |
| parent | hsi: correctly handle return value of kzalloc (diff) | |
| download | linux-dev-16bd5865cdb3b190105db21bd22a0ca0501e7b20.tar.xz linux-dev-16bd5865cdb3b190105db21bd22a0ca0501e7b20.zip | |
hsi: controllers:remove redundant code
Use devm_ioremap_resource() in order to make the code simpler,
and remove redundant return value check of platform_get_resource()
because this value is alreadytaken care by devm_ioremap_resource()
Signed-off-by: Sanjeev Sharma <sanjeev_sharma@mentor.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
Diffstat (limited to 'drivers/hsi')
| -rw-r--r-- | drivers/hsi/controllers/omap_ssi.c | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/hsi/controllers/omap_ssi.c b/drivers/hsi/controllers/omap_ssi.c index 089c6c3feb3e..f6d3100b7a32 100644 --- a/drivers/hsi/controllers/omap_ssi.c +++ b/drivers/hsi/controllers/omap_ssi.c @@ -295,27 +295,14 @@ static int __init ssi_get_iomem(struct platform_device *pd, const char *name, void __iomem **pbase, dma_addr_t *phy) { struct resource *mem; - struct resource *ioarea; void __iomem *base; struct hsi_controller *ssi = platform_get_drvdata(pd); mem = platform_get_resource_byname(pd, IORESOURCE_MEM, name); - if (!mem) { - dev_err(&pd->dev, "IO memory region missing (%s)\n", name); - return -ENXIO; - } - ioarea = devm_request_mem_region(&ssi->device, mem->start, - resource_size(mem), dev_name(&pd->dev)); - if (!ioarea) { - dev_err(&pd->dev, "%s IO memory region request failed\n", - mem->name); - return -ENXIO; - } - base = devm_ioremap(&ssi->device, mem->start, resource_size(mem)); - if (!base) { - dev_err(&pd->dev, "%s IO remap failed\n", mem->name); - return -ENXIO; - } + base = devm_ioremap_resource(&ssi->device, mem); + if (IS_ERR(base)) + return PTR_ERR(base); + *pbase = base; if (phy) |