On Fri, 2011-04-08 at 12:59 +0200, Antonio Ospite wrote:
> Add a regulator consumer driver for rfkill to enable controlling radio
> transmitters connected to voltage regulators using the regulator
> framework.
>
> A new "vrfkill" virtual supply is provided to use in platform code.
>
> Signed-off-by: Guiming Zhuo <gmzhuo@xxxxxxxxx>
> Signed-off-by: Antonio Ospite <ospite@xxxxxxxxxxxxxxxxx>
> ---
>
> Changes since v1:
>
> - changed "voltage regulator" to "voltage regulators" in the commit
> message
>
> - drop rfkill_init_sw_state() as requested by Johannes Berg
>
> - moved assignment fields of rfkill_data _before_ rfkill_register(),
> as the latter will call .set_block (via schedule_work()) which would
> find NULL pointers for the .vcc and .rf_kill fields otherwise.
>
> This issue was masked when I was using rfkill_init_sw_state() which
> was setting the persistent flag: rfkill_register() does not call
> schedule_work() immediately when the persistent flag is set.
>
> So please take another look at this part of rfkill_regulator_probe().
>
> Mark, I left in the RFKILL || !RFKILL part.
>
> If there are no more comments, who is going to merge the driver, Johannes?
I don't have a tree, John can merge it, but I found a few more bugs:
> + * static struct regulator_consumer_supply pcap_regulator_V6_consumers [] = {
> + * { .dev_name = "rfkill-regulator.0", supply = "vrfkill" },
> + * };
It's a comment, but it should be .supply = (missing the .)
> + if (pdata->name == NULL || pdata->type == 0) {
> + dev_err(&pdev->dev, "invalid name or type in platform data\n");
> + return -EINVAL;
> + }
> +
> + vcc = regulator_get_exclusive(&pdev->dev, "vrfkill");
Wasn't that supposed to use pdata->supply? Actually, there's no member
"supply" in the struct?
> + dev_info(&pdev->dev, "initialized\n");
Is that message really useful?
Other than that, looks good to me.
johannes
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