Return-path: Received: from mail2.candelatech.com ([208.74.158.173]:36667 "EHLO mail2.candelatech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751573AbbJZPOo (ORCPT ); Mon, 26 Oct 2015 11:14:44 -0400 Message-ID: <562E4363.3000408@candelatech.com> (sfid-20151026_161447_560611_9D1687DF) Date: Mon, 26 Oct 2015 08:14:43 -0700 From: Ben Greear MIME-Version: 1.0 To: Manikanta , Albino B Neto CC: ath10k@lists.infradead.org, linux-wireless@vger.kernel.org Subject: Re: [PATCH] ath10k: update antenna configuration after setting in fw References: <1445851330-18736-1-git-send-email-manikanta.pubbisetty@gmail.com> <562DFC61.7080108@gmail.com> In-Reply-To: <562DFC61.7080108@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 10/26/2015 03:11 AM, Manikanta wrote: > > On Monday 26 October 2015 03:35 PM, Albino B Neto wrote: >> 2015-10-26 7:22 GMT-02:00 : >>> Signed-off-by: Manikanta Pubbisetty >>> --- >>> drivers/net/wireless/ath/ath10k/mac.c | 6 +++--- >>> 1 file changed, 3 insertions(+), 3 deletions(-) >>> >>> diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c >>> index 484c1a1..8d0ce37 100644 >>> --- a/drivers/net/wireless/ath/ath10k/mac.c >>> +++ b/drivers/net/wireless/ath/ath10k/mac.c >>> @@ -3771,9 +3771,6 @@ static int __ath10k_set_antenna(struct ath10k *ar, u32 tx_ant, u32 rx_ant) >>> ath10k_check_chain_mask(ar, tx_ant, "tx"); >>> ath10k_check_chain_mask(ar, rx_ant, "rx"); >>> >>> - ar->cfg_tx_chainmask = tx_ant; >>> - ar->cfg_rx_chainmask = rx_ant; >>> - >>> if ((ar->state != ATH10K_STATE_ON) && >>> (ar->state != ATH10K_STATE_RESTARTED)) >>> return 0; >>> @@ -3794,6 +3791,9 @@ static int __ath10k_set_antenna(struct ath10k *ar, u32 tx_ant, u32 rx_ant) >>> return ret; >>> } >>> >>> + ar->cfg_tx_chainmask = tx_ant; >>> + ar->cfg_rx_chainmask = rx_ant; >>> + >>> return 0; >>> } >> Sorry, I see no change in the code. script checkpatch.pl ? > I have moved these two lines of code from the start of the function to the end, in between there is code for setting the antenna config in firmware. You can find in commit log why I have moved the code down in the function. I think you should leave it as it was. That way, you can reliably set the mask before the hardware is started, and as soon as it _is_ started, then the value is flushed to the hardware as expected. Thanks, Ben > > -Manikanta > > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Ben Greear Candela Technologies Inc http://www.candelatech.com