Re: [PATCH v2] brcmfmac: avoid duplicated suspend/resume operation

["Fu, Zhonghui" <zhonghui.fu@linux.intel.com>]

On 2015/2/9 16:36, Arend van Spriel wrote:
> On 02/09/15 05:43, Fu, Zhonghui wrote:
>>  From ff39ed4af9f1c50358fe92ec4c8eaac9db183e00 Mon Sep 17 00:00:00 2001
>> From: Zhonghui Fu<zhonghui.fu@linux.intel.com>
>> Date: Mon, 26 Jan 2015 10:13:21 +0800
>> Subject: [PATCH v2] brcmfmac: avoid duplicated suspend/resume operation
>>
>> WiFi chip has 2 SDIO functions, and PM core will trigger
>> twice suspend/resume operations for one WiFi chip to do
>> the same things. This patch avoid this case.
>
> Well, another remark from Kalle was that this patch does not apply to wireless-drivers-next/master branch. So I tried to apply this patch and it failed. Please rebase this patch.

I have re-based this patch to wireless-drivers-next/master branch and sent it with the subject "[PATCH v3] brcmfmac: avoid duplicated suspend/resume operation" in another mail.

Thanks,
Zhonghui
 
>
> Regards,
> Arend
>
>> Acked-by: Arend van Spriel<arend@broadcom.com>
>> Signed-off-by: Zhonghui Fu<zhonghui.fu@linux.intel.com>
>> ---
>> Changes in v2:
>>   - Remove two "Acked-by" lines
>>
>>   drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c |   17 +++++++++++++++--
>>   1 files changed, 15 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> index 9880dae..618b545 100644
>> --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> @@ -1139,11 +1139,17 @@ void brcmf_sdio_wowl_config(struct device *dev, bool enabled)
>>   static int brcmf_ops_sdio_suspend(struct device *dev)
>>   {
>>       struct brcmf_bus *bus_if = dev_get_drvdata(dev);
>> -    struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
>> +    struct brcmf_sdio_dev *sdiodev;
>>       mmc_pm_flag_t sdio_flags;
>> +    struct sdio_func *func = dev_to_sdio_func(dev);
>>
>>       brcmf_dbg(SDIO, "Enter\n");
>>
>> +    if (func->num == 2)
>> +        return 0;
>> +
>> +    sdiodev = bus_if->bus_priv.sdio;
>> +
>>       atomic_set(&sdiodev->suspend, true);
>>
>>       if (sdiodev->wowl_enabled) {
>> @@ -1164,9 +1170,16 @@ static int brcmf_ops_sdio_suspend(struct device *dev)
>>   static int brcmf_ops_sdio_resume(struct device *dev)
>>   {
>>       struct brcmf_bus *bus_if = dev_get_drvdata(dev);
>> -    struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
>> +    struct brcmf_sdio_dev *sdiodev;
>> +    struct sdio_func *func = dev_to_sdio_func(dev);
>>
>>       brcmf_dbg(SDIO, "Enter\n");
>> +
>> +    if (func->num == 2)
>> +        return 0;
>> +
>> +    sdiodev = bus_if->bus_priv.sdio;
>> +
>>       if (sdiodev->pdata&&  sdiodev->pdata->oob_irq_supported)
>>           disable_irq_wake(sdiodev->pdata->oob_irq_nr);
>>       brcmf_sdio_wd_timer(sdiodev->bus, BRCMF_WD_POLL_MS);
>> -- 1.7.1
>>
>
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