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SubjectRe: [PATCH] ath11k: select QRTR for AHB as well
Date
Robert Marko <robimarko@gmail.com> writes:

> On Fri, 1 Apr 2022 at 16:51, Kalle Valo <kvalo@kernel.org> wrote:
>>
>> 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]
>
> Ahh yeah, since it's SMD then it requires RPMGS which in turn requires
> more stuff. What do you think about making it depend on QRTR_SMD
> instead, because without it AHB literally does not work?

To be honest I don't know qrtr well enough to comment right now :)

--
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

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