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From:   Kalle Valo <kvalo@kernel.org>
To:     Robert Marko <robimarko@gmail.com>
Cc:     davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
        ath11k@lists.infradead.org, linux-wireless@vger.kernel.org,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ath11k: select QRTR for AHB as well
References: <20220401093554.360211-1-robimarko@gmail.com>
Date:   Fri, 01 Apr 2022 17:50:55 +0300
In-Reply-To: <20220401093554.360211-1-robimarko@gmail.com> (Robert Marko's
        message of "Fri, 1 Apr 2022 11:35:54 +0200")
Message-ID: <87ilrsuab4.fsf@kernel.org>
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Robert Marko <robimarko@gmail.com> writes:

> Currently, ath11k only selects QRTR if ath11k PCI is selected, however
> AHB support requires QRTR, more precisely QRTR_SMD because it is using
> QMI as well which in turn uses QRTR.
>
> Without QRTR_SMD AHB does not work, so select QRTR in ATH11K and then
> select QRTR_SMD for ATH11K_AHB and QRTR_MHI for ATH11K_PCI.
>
> Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01208-QCAHKSWPL_SILICONZ-1
>
> Signed-off-by: Robert Marko <robimarko@gmail.com>
> ---
>  drivers/net/wireless/ath/ath11k/Kconfig | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/ath/ath11k/Kconfig b/drivers/net/wireless/ath/ath11k/Kconfig
> index ad5cc6cac05b..b45baad184f6 100644
> --- a/drivers/net/wireless/ath/ath11k/Kconfig
> +++ b/drivers/net/wireless/ath/ath11k/Kconfig
> @@ -5,6 +5,7 @@ config ATH11K
>  	depends on CRYPTO_MICHAEL_MIC
>  	select ATH_COMMON
>  	select QCOM_QMI_HELPERS
> +	select QRTR
>  	help
>  	  This module adds support for Qualcomm Technologies 802.11ax family of
>  	  chipsets.
> @@ -15,6 +16,7 @@ config ATH11K_AHB
>  	tristate "Atheros ath11k AHB support"
>  	depends on ATH11K
>  	depends on REMOTEPROC
> +	select QRTR_SMD
>  	help
>  	  This module adds support for AHB bus
>  
> @@ -22,7 +24,6 @@ config ATH11K_PCI
>  	tristate "Atheros ath11k PCI support"
>  	depends on ATH11K && PCI
>  	select MHI_BUS
> -	select QRTR
>  	select QRTR_MHI
>  	help
>  	  This module adds support for PCIE bus

I now see a new warning:

WARNING: unmet direct dependencies detected for QRTR_SMD
  Depends on [n]: NET [=y] && QRTR [=m] && (RPMSG [=n] || COMPILE_TEST [=n] && RPMSG [=n]=n)
  Selected by [m]:
  - ATH11K_AHB [=m] && NETDEVICES [=y] && WLAN [=y] && WLAN_VENDOR_ATH [=y] && ATH11K [=m] && REMOTEPROC [=y]

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