mfd: asic3: use resource_size macro instead of local variable
This should make the code a little bit easier to read. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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01906d6d78
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be584bd5a4
1 changed files with 2 additions and 4 deletions
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@ -623,7 +623,6 @@ static int __init asic3_probe(struct platform_device *pdev)
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struct asic3 *asic;
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struct resource *mem;
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unsigned long clksel;
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int map_size;
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int ret = 0;
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asic = kzalloc(sizeof(struct asic3), GFP_KERNEL);
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@ -643,8 +642,7 @@ static int __init asic3_probe(struct platform_device *pdev)
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goto out_free;
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}
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map_size = mem->end - mem->start + 1;
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asic->mapping = ioremap(mem->start, map_size);
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asic->mapping = ioremap(mem->start, resource_size(mem));
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if (!asic->mapping) {
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ret = -ENOMEM;
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dev_err(asic->dev, "Couldn't ioremap\n");
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@ -654,7 +652,7 @@ static int __init asic3_probe(struct platform_device *pdev)
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asic->irq_base = pdata->irq_base;
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/* calculate bus shift from mem resource */
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asic->bus_shift = 2 - (map_size >> 12);
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asic->bus_shift = 2 - (resource_size(mem) >> 12);
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clksel = 0;
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asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), clksel);
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