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Re: [ath9k-devel] [PATCH] ath9k: set up tx power into the MRR

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> Hi Lozenro,
>

Hi Thomas,

> As I am shaping up my TPC code and might comment as well  :)
>
> What about defining just:
>
> #define AR_XmitPower        0x003f0000
> #define AR_XmitPower_S      16
> #define AR_XmitPower2          0x3f000000
> #define AR_XmitPower2_S                24
>
> .. as AR_XmitPower1 == AR_XmitPower2 == AR_XmitPower3 (with its shift as well) and AR_XmitPower == AR_XmitPower0
>
> Or do you have someting in mind to have the same value seperated ?
>

No particular reason, just symmetry with other fields like AR_PacketDur
AR_PacketDur0 = AR_PacketDur2
AR_PacketDur1 = AR_PacketDur3

> Greetings from Berlin
> Thomas
>

Best regards,

Lorenzo

>> Set up tx power for each MRR segment in the tx descriptor
>>
>> Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@xxxxxxxxx>
>> ---
>> drivers/net/wireless/ath/ath9k/ar9002_mac.c |  6 +++++-
>> drivers/net/wireless/ath/ath9k/ar9003_mac.c |  6 +++++-
>> drivers/net/wireless/ath/ath9k/mac.h        | 10 ++++++++--
>> 3 files changed, 18 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath/ath9k/ar9002_mac.c b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
>> index 741b38d..59af9f9 100644
>> --- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c
>> +++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
>> @@ -281,7 +281,7 @@ ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
>>
>>       ACCESS_ONCE(ads->ds_ctl0) = (i->pkt_len & AR_FrameLen)
>>               | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
>> -             | SM(i->txpower, AR_XmitPower)
>> +             | SM(i->txpower, AR_XmitPower0)
>>               | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
>>               | (i->flags & ATH9K_TXDESC_INTREQ ? AR_TxIntrReq : 0)
>>               | (i->keyix != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0)
>> @@ -306,6 +306,10 @@ ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
>>               | set11nRateFlags(i->rates, 2)
>>               | set11nRateFlags(i->rates, 3)
>>               | SM(i->rtscts_rate, AR_RTSCTSRate);
>> +
>> +     ACCESS_ONCE(ads->ds_ctl9) = SM(i->txpower, AR_XmitPower1);
>> +     ACCESS_ONCE(ads->ds_ctl10) = SM(i->txpower, AR_XmitPower2);
>> +     ACCESS_ONCE(ads->ds_ctl11) = SM(i->txpower, AR_XmitPower3);
>> }
>>
>> static int ar9002_hw_proc_txdesc(struct ath_hw *ah, void *ds,
>> diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
>> index 729ffbf..71e38e8 100644
>> --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
>> +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
>> @@ -101,7 +101,7 @@ ar9003_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
>>
>>       ACCESS_ONCE(ads->ctl11) = (i->pkt_len & AR_FrameLen)
>>               | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
>> -             | SM(i->txpower, AR_XmitPower)
>> +             | SM(i->txpower, AR_XmitPower0)
>>               | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
>>               | (i->keyix != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0)
>>               | (i->flags & ATH9K_TXDESC_LOWRXCHAIN ? AR_LowRxChain : 0)
>> @@ -151,6 +151,10 @@ ar9003_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
>>               | SM(i->rtscts_rate, AR_RTSCTSRate);
>>
>>       ACCESS_ONCE(ads->ctl19) = AR_Not_Sounding;
>> +
>> +     ACCESS_ONCE(ads->ctl20) = SM(i->txpower, AR_XmitPower1);
>> +     ACCESS_ONCE(ads->ctl21) = SM(i->txpower, AR_XmitPower2);
>> +     ACCESS_ONCE(ads->ctl22) = SM(i->txpower, AR_XmitPower3);
>> }
>>
>> static u16 ar9003_calc_ptr_chksum(struct ar9003_txc *ads)
>> diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h
>> index da76867..6c56caf 100644
>> --- a/drivers/net/wireless/ath/ath9k/mac.h
>> +++ b/drivers/net/wireless/ath/ath9k/mac.h
>> @@ -346,8 +346,14 @@ struct ar5416_desc {
>> #define AR_FrameLen         0x00000fff
>> #define AR_VirtMoreFrag     0x00001000
>> #define AR_TxCtlRsvd00      0x0000e000
>> -#define AR_XmitPower        0x003f0000
>> -#define AR_XmitPower_S      16
>> +#define AR_XmitPower0       0x003f0000
>> +#define AR_XmitPower0_S     16
>> +#define AR_XmitPower1            0x3f000000
>> +#define AR_XmitPower1_S     24
>> +#define AR_XmitPower2            0x3f000000
>> +#define AR_XmitPower2_S     24
>> +#define AR_XmitPower3            0x3f000000
>> +#define AR_XmitPower3_S     24
>> #define AR_RTSEnable        0x00400000
>> #define AR_VEOL             0x00800000
>> #define AR_ClrDestMask      0x01000000
>> --
>> 1.9.1
>>
>> _______________________________________________
>> ath9k-devel mailing list
>> ath9k-devel@xxxxxxxxxxxxxxx
>> https://lists.ath9k.org/mailman/listinfo/ath9k-devel
>



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