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Re: AR9271 doesn't work on 12ch and 13ch

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On Wed, Mar 9, 2011 at 6:11 AM, Takashi Kawamoto <tkawamoto@xxxxxxxx> wrote:
> Hi Mohammed,
>
> The below is dmesg log.
>
> =======================================================================
> Compat-wireless backport release: compat-wireless-2011-01-06-3-g8db1608
> Backport based on linux-next.git next-20110121
> cfg80211: Calling CRDA to update world regulatory domain
> usb 1-2: ath9k_htc: Transferred FW: ar9271.fw, size: 51280
> usb 1-2: ath9k_htc: HTC initialized with 33 credits
> ath: EEPROM regdomain: 0x8188
> ath: EEPROM indicates we should expect a country code
> ath: doing EEPROM country->regdmn map search
> ath: country maps to regdmn code: 0x40
> ath: Country alpha2 being used: JP
> ath: Regpair used: 0x40
> cfg80211: Updating information on frequency 2412 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2417 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2422 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2427 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2432 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2437 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2442 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2447 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2452 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2457 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2462 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A mBi, 2000 mBm)
> cfg80211: Disabling freq 2467 MHz as custom regd has no rule that fits a 20 MHz wide channel
> cfg80211: Disabling freq 2472 MHz as custom regd has no rule that fits a 20 MHz wide channel
> cfg80211: Disabling freq 2484 MHz as custom regd has no rule that fits a 20 MHz wide channel
> cfg80211: Updating information on frequency 2412 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2417 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2422 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2427 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2432 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2437 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2442 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2447 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2452 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2457 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2462 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2467 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2457000 KHz - 2482000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2472 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2457000 KHz - 2482000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Updating information on frequency 2484 MHz for a 20 MHz width channel with regulatory rule:
> cfg80211: 2474000 KHz - 2494000 KHz @  KHz), (600 mBi, 2000 mBm)
> cfg80211: Pending regulatory request, waiting for it to be processed...
> usb 1-2: ath9k_htc: USB layer initialized
> usbcore: registered new interface driver ath9k_hif_usb
> =======================================================================
>
> The following logs seems to be clue. I will check them. Thank you.
> -----------------------------------------------------------------------
> ...
> cfg80211: Disabling freq 2467 MHz as custom regd has no rule that fits a 20 MHz wide channel
> cfg80211: Disabling freq 2472 MHz as custom regd has no rule that fits a 20 MHz wide channel
> cfg80211: Disabling freq 2484 MHz as custom regd has no rule that fits a 20 MHz wide channel
> ...
> -----------------------------------------------------------------------

Ok I have very little idea about regulatory. I will try.
This may be of some help
http://linuxwireless.org/en/developers/Regulatory

>
>
>
> Best Regards,
> Takashi Kawamoto
>
> On Tue, 8 Mar 2011 20:27:07 +0530
> Mohammed Shafi <shafi.wireless@xxxxxxxxx> wrote:
>
>> On Tue, Mar 8, 2011 at 6:09 PM, Takashi Kawamoto <tkawamoto@xxxxxxxx> wrote:
>> > Dear All,
>> >
>> > AR9271 cannot connect to an AP which operates on 12ch and 13ch.
>> > As long as I see the EEPROM content of my module, 0x8188 (CTRL_JAPAN1)
>> > seems to be configured to the region domain code area.
>> >
>> > [EEPROM dump]
>> > -------------------------------------------------------
>> > 78  1 99 B4  F E0  2  0 88 81 2A  0 5C 33 8E 65
>> > 74 C1  1  1  0  0  0  0  0  0  0 7F  8  0  8  0
>> >  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
>> >  0  0  0  0  0  0  0  0  0  0  0  0  0 2C 20  0
>> > E2  0  D  0  2  E 1C BA  C  1  0  0  6 55  5  1
>> >  E  E FF  0  0 2C  0  0  5  4  6 B0  0 60  0  0
>> >  0  1  0  0  0 80  0  0  0  0  0  0  0  0  0  0
>> >  0  0  0  0  0  0  0  0 70 8E AC  B 22 2A 3D 53
>> > 4B 54 5E 6A 74  5 10 17 2F 6E 2C 3B 55 83 B0  D
>> > 24 2A 3E 52 4C 54 60 6B 71  7 11 17 36 71 30 40
>> > 5F 93 AF  E 13 2A 3E 51 4B 53 5F 6B 6E  7  A 18
>> > 38 70 2C 44 62 9A AC 70 22 22 22 22 B8 22 22 22
>> > 22 FF  0  0  0  0 70 22 22 20 1E 89 22 22 20 1E
>> > AC 22 22 20 1E 70 22 22 22 22 22 22 20 1E 89 22
>> > 22 22 22 22 22 20 1E AC 22 22 22 22 22 22 20 1E
>> > 70 1E 1E 1E 1E 1E 1E 1E 1C 89 1E 1E 1E 1E 1E 1E
>> > 1E 1C AC 1E 1E 1E 1E 1E 1E 1E 1C 11 12 15 17 41
>> > 42 45 47 31 32 35 37 70 22 75 62 A2 22  0  0 70
>> > 22 75 62 A2 21  0  0 70 1A 75 62 A2 1E  0  0 7A
>> > 12 7F 5C 93 5C 98 16 70 3C 75 7C AC 3C B8 3C 70
>> > 3C 75 7C AC 3C  0  0 70 3C 75 7C AC 3C  0  0 7A
>> > 3C 7F 7C 93 7C A2 3C 70 22 75 62 AC 22  0  0 70
>> > 22 75 62 AC 22  0  0 70 22 75 62 AC 22  0  0 7A
>> > 1E 7F 5E 93 5E A2 1E  0
>> > -------------------------------------------------------
>> >
>> > The version of compat-wireless I use is 2011-01-30.
>> >
>> > I investigated the issue further, and found that priv->hw->wiphy->bands
>> > includes from 1ch to 14ch (ath9k_set_hw_capab() in htc_drv_init.c), but
>> > wdev->wiphy->bands includes from 1ch to 11ch (cfg80211_wext_giwrange()
>> > in wext-compat.c). I still don't know why and when 12ch, 13ch and 14ch
>> > are removed from the channel list.
>> >
>> > Anyone has any idea?
>>
>> Please post the kernel log /dmesg with CONFIG_CFG80211_REG_DEBUG=y
>> enabled in config.mk of your compat wireless. This might also be
>> helpful.
>>
>> >
>> >
>> >
>> > Best Regards,
>> > Takashi Kawamoto
>> >
>> > ==================================================
>> >  Takashi Kawamoto (E-Mail : tkawamoto@xxxxxxxx)
>> >  silex technology,Inc.
>> >  Software Engineering Division
>> >  Phone:+81-774-98-3877 FAX:+81-774-98-3678
>> > ==================================================
>> >
>> > --
>> > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
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>> >
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
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>
> ==================================================
>  Takashi Kawamoto (E-Mail : tkawamoto@xxxxxxxx)
>  silex technology,Inc.
>  Software Engineering Division
>  Phone:+81-774-98-3877 FAX:+81-774-98-3678
> ==================================================
>
>
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