2008/10/26 Elias Oltmanns <eo@xxxxxxxxxxxxxx>:
>
> Let me quote from legacy-hal:
>
> ar5212/ar5212_reset.c:
> 373: OS_REG_RMW_FIELD(ah, AR_PHY_DAG_CTRLCCK,
> 374: AR_PHY_DAG_CTRLCCK_RSSI_THR, 2);
>
> ah_internal.h:
> 598: #define OS_REG_RMW_FIELD(_a, _r, _f, _v) \
> 599: OS_REG_WRITE(_a, _r, \
> 600: (OS_REG_READ(_a, _r) &~ _f) | (((_v) << _f##_S) & _f))
>
> Please note the last argument to OS_REG_RMW_FIELD() which is 2 in this
> case. Unless I've made a mistake, this translates into the
>
> data |= 0x00000800;
>
> in my patch.
>
> There definitely is no way for me to connect to an ap (or even get a
> list of aps) with current 2.6.27.4. Perhaps we'll hear something from
> Nils on that matter too.
>
Some lines above...
/* Overwrite INI values for revised chipsets */
if (AH_PRIVATE(ah)->ah_phyRev >= AR_PHY_CHIP_ID_REV_2) {
so
/* Add barker RSSI thresh enable as disabled */
OS_REG_CLR_BIT(ah, AR_PHY_DAG_CTRLCCK,
AR_PHY_DAG_CTRLCCK_EN_RSSI_THR);
OS_REG_RMW_FIELD(ah, AR_PHY_DAG_CTRLCCK,
AR_PHY_DAG_CTRLCCK_RSSI_THR, 2);
is for phy (BB) revisions > 2 since you have RF5111 this code should
not run but (and here is our bug) instead of checking bb revision we
run this code for all AR5212 chips
/*
* Write some more initial register settings
*/
if (ah->ah_version == AR5K_AR5212) {
> --- a/drivers/net/wireless/ath5k/initvals.c
> +++ b/drivers/net/wireless/ath5k/initvals.c
> @@ -810,6 +810,8 @@ static const struct ath5k_ini_mode ar5212_rf5111_ini_mode_end[] = {
> { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
> { AR5K_PHY(642),
> { 0xd03e6788, 0xd03e6788, 0xd03e6788, 0xd03e6788, 0xd03e6788 } },
> + { 0xa228,
> + { 0x000001b5, 0x000001b5, 0x000001b5, 0x000001b5, 0x000001b5 } },
> { 0xa23c,
> { 0x13c889af, 0x13c889af, 0x13c889af, 0x13c889af, 0x13c889af } },
> };
>
This chunk is correct
So can you please change the check on ath5k_hw_reset + add initial
rssi threshold setting and retry ?
--
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As you read this post global entropy rises. Have Fun ;-)
Nick
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