NACK: [PATCH 0/1][SRU][oem-5.14/jammy] Include the QCA WCN 6856 v2.1 support

[You-Sheng Yang]

To revert 6G band as well in this round.

On Fri, Jan 28, 2022 at 5:45 PM You-Sheng Yang
<vicamo.yang at canonical.com> wrote:
>
> BugLink: https://bugs.launchpad.net/bugs/1954938
>
> [Impact]
>
> WCN685x hw2.1 takes additional/updated firmware for both WiFi and
> Bluetooth function.
>
> ath11k_pci 0000:71:00.0: BAR 0: assigned [mem 0xa6000000-0xa61fffff 64bit]
> ath11k_pci 0000:71:00.0: enabling device (0000 -> 0002)
> ath11k_pci 0000:71:00.0: Unsupported WCN6855 SOC hardware version: 18 17
> ath11k_pci: probe of 0000:71:00.0 failed with error -95
>
> [Fix]
>
> WCN685x hw2.1 currently shares most WiFi firmware with hw2.0 except
> for the directory path and a board-2.bin.
>
> For Bluetooth, updated revision of qca/nvm_usb_00130201_gf* from
> mainline are neccessary for Focal. Jammy has all of them already.
>
> For kernel, many of the prerequisite works have been committed for
> hw2.0 in bug 1945154, 1952215 and 1958850. Currently, while WiFi 6G
> will be turned off for the lack of userspace support, the only fix
> necessary is to correct read mask of version info register.
>
> [Test Case]
>
> WiFi and Bluetooth devices should be up and running, pass basic
> operations.
>
> $ lspci -nnk|grep -A3 Network
> 0000:71:00.0 Network controller [0280]: Qualcomm Device [17cb:1103] (rev 01)
>         Subsystem: Foxconn International, Inc. Device [105b:e0ce]
>         Kernel driver in use: ath11k_pci
>         Kernel modules: ath11k_pci
>
> $ lsusb
> Bus 003 Device 004: ID 0489:e0e3 Foxconn / Hon Hai
>
> [Where problems could occur]
>
> At the time being, WCN685x WiFi 6G support will be turnef off
> deliberately due to the lack of full support in the userspace
> management tools.
>
> [Other Info]
>
> While this is a new hardware model from OEM program, it's only
> nominated for Focal oem-5.14 kernel and the coming LTS Jammy.
>
> You-Sheng Yang (1):
>   UBUNTU: SAUCE: ath11k: shrink TCSR read mask for WCN6855 hw2.1
>
>  drivers/net/wireless/ath/ath11k/pci.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> --
> 2.33.1
>
>
> --
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-- 
Regards,
You-Sheng Yang