On Mon, Feb 21, 2011 at 05:54:55PM +0800, Richard Zhao wrote:
> + if (host->quirks & SDHCI_QUIRK_FIX_NO_INT_IN_MULTI_BLK_IO) {
> + if (readl(host->ioaddr + SDHCI_VENDOR_SPEC) & 0x2)
> + writel(readl(host->ioaddr + SDHCI_VENDOR_SPEC) & ~0x2,
> + host->ioaddr + SDHCI_VENDOR_SPEC);
Is it necessary to read the register twice, or would:
u32 val = readl(host->ioaddr + SDHCI_VENDOR_SPEC);
if (val & 0x02)
writel(val & ~0x02, host->ioaddr + SDHCI_VENDOR_SPEC);
be clearer and more obvious?
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