RE: [PATCH 00/24] rtw89: add Realtek 802.11ax driver

[Pkshih <pkshih@realtek.com>]

> -----Original Message-----
> From: Ping-Ke Shih [mailto:pkshih@realtek.com]
> Sent: Friday, June 18, 2021 2:46 PM
> To: kvalo@codeaurora.org
> Cc: linux-wireless@vger.kernel.org
> Subject: [PATCH 00/24] rtw89: add Realtek 802.11ax driver

Sorry. I forget to add "v5" prefix, but I think it's confusing people if
I send this patchset again. 
 
> 
> This driver named rtw89, which is the next generation of rtw88, supports
> Realtek 8852AE 802.11ax 2x2 chip whose new features are OFDMA, DBCC,
> Spatial reuse, TWT and BSS coloring; now some of them aren't implemented
> though.
> 
> The chip architecture is entirely different from the chips supported by
> rtw88 like RTL8822CE 802.11ac chip. First of all, register address ranges
> are totally redefined, so it's impossible to reuse register definition. To
> communicate with firmware, new H2C/C2H format is proposed. In order to have
> better utilization, TX DMA flow is changed to two stages DMA. To provide
> rich RX status information, additional RX PPDU packets are added.
> 
> Since there are so many differences mentioned above, we decide to propose
> a new driver. It has many authors, they are listed in alphabetic order:
> 
> Chin-Yen Lee <timlee@realtek.com>
> Ping-Ke Shih <pkshih@realtek.com>
> Po Hao Huang <phhuang@realtek.com>
> Tzu-En Huang <tehuang@realtek.com>
> Vincent Fann <vincent_fann@realtek.com>
> Yan-Hsuan Chuang <tony0620emma@gmail.com>
> Zong-Zhe Yang <kevin_yang@realtek.com>
> 
> v5:
>   - add OFDMA feature
>   - improve BT coexistence performance
>   - improve power save mode
>   - support SAR
>   - fine tune performance
>   - firmware: rtw89: 8852a: update fw to v0.13.24.0
>     https://github.com/pkshih/linux-firmware.git
>     pick the commit a5b79c4790da3eb3690e23554225ef8db464f2c6
> v4:
>   - add basic BT coexistence features
>   - add power save mode, so an new patch (two files) is added
>   - fine tune performance
>   - add debugfs for debugging coex, bb, ...
> v3:
>   - fix "networking block comments" reported by checkpatch
>   - Add MODULE_DEVICE_TABLE() generated by Thomas Backlund <tmb@mageia.org>
>   - Add missed BB settings
>   - error handle of RX BD and DESC length
>   - reduce debug level of C2H ACKs
>   - fix rekey failure due to wrong operator
> v2:
>   - fix compiler warnings made by W=1
>     Reported-by: kernel test robot <lkp@intel.com>
>   - sort header file alphabetically
>   - fix "networking block comments" reported by checkpatch
> 

Hi Kalle and wireless experts,

I submitted first version of rtw89 at the end of 2020, and continue to add
features and fine tune driver by following versions. After half year
development, I think this driver has been stable, so I'd like to inquiry if
experts have time to help review this driver. Not only reviewing but you want
to verify this driver, a 8852AE demoboard is needed; please feel free to
contact me privately.

--
Ping-Ke