On Fri, Mar 25, 2011 at 04:48:47PM +0800, Shawn Guo wrote:
> The patch turns the common stuff in sdhci-pltfm.c into functions, and
> add device drivers their own .probe and .remove which in turn call
> into the common functions, so that those sdhci-pltfm device drivers
> register itself and keep all device specific things away from common
> sdhci-pltfm file.
>
> Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
> ---
I'll second the comments from Grant (with one slight exception which is
noted below)
> +static int __devexit sdhci_dove_remove(struct platform_device *pdev)
> +{
> + struct sdhci_host *host = platform_get_drvdata(pdev);
> + int dead = 0;
> + u32 scratch;
> +
> + scratch = readl(host->ioaddr + SDHCI_INT_STATUS);
> + if (scratch == (u32)-1)
> + dead = 1;
I'd prefer
dead = (readl() == 0xffffffff);
(or (u32)-1 if you prefer). But keeping a variable 'dead' is more
descriptive than keeping 'scratch'.
> +MODULE_LICENSE("GPL v2");
Just to be sure: Did you double-check if the original licenses were v2
or v2+?
> --- a/drivers/mmc/host/sdhci-pltfm.c
> +++ b/drivers/mmc/host/sdhci-pltfm.c
[...]
> -err_add_host:
> - if (pdata && pdata->exit)
> - pdata->exit(host);
> -err_plat_init:
> - iounmap(host->ioaddr);
> err_remap:
> release_mem_region(iomem->start, resource_size(iomem));
> err_request:
> sdhci_free_host(host);
> err:
> - printk(KERN_ERR"Probing of sdhci-pltfm failed: %d\n", ret);
> - return ret;
> + pr_err("%s failed %d\n", __func__, ret);
dev_err?
> + return NULL;
> }
>
I didn't pay much attention to the OF version of the tegra driver, since
it still is not upstream yet, right?
Regards,
Wolfram
--
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