APPLIED: [SRU][PULL V2][linux-firmware][Kinetic] Realtek 8852c WiFi/BT firmware support

Juerg Haefliger juerg.haefliger at canonical.com
Mon Nov 14 15:55:14 UTC 2022


Applied to linux-firmware kinetic branch.

...Juerg


On Wed,  9 Nov 2022 15:52:41 +0800
You-Sheng Yang <vicamo.yang at canonical.com> wrote:

> BugLink: https://bugs.launchpad.net/bugs/1995046
> 
> [Impact]
> 
> Some OEM design RTK-8852c as WiFi/BT solution on new platform, need to add
> both FW & config file to get it work with oem-6.0.
> 
> WiFi: rtw8852c
> 
>   rtw89_8852ce 0000:02:00.0: enabling device (0000 -> 0003)
>   rtw89_8852ce 0000:02:00.0: Direct firmware load for rtw89/rtw8852c_fw.bin failed with error -2
>   rtw89_8852ce 0000:02:00.0: failed to request firmware
>   rtw89_8852ce 0000:02:00.0: failed to wait firmware completion
>   rtw89_8852ce 0000:02:00.0: failed to setup chip information
>   rtw89_8852ce: probe of 0000:02:00.0 failed with error -22
> 
> BT: rtl8852cu
> 
>   Bluetooth: hci0: RTL: loading rtl_bt/rtl8852cu_fw.bin
>   Bluetooth: hci0: RTL: firmware file rtl_bt/rtl8852cu_fw.bin not found
> 
> [Fix]
> 
> rtw89/rtw8852c_fw.bin and rtl_bt/rtl8852cu_fw.bin are required. Kinetic
> has already 5 commits out of 8.
> 
> [Test Case]
> 
> The driver will prompt for missed firmware blobs for a given platform.
> 
> [Where problems could occur]
> 
> New device to be supported for Jammy oem-6.0. May cause system stability
> issues or power consumption performance.
> 
> [Other Info]
> 
> This device is supported since v5.19, so only Jammy (for oem-6.0), Kinetic
> and above are nominated for fix.
> 
> V2: update signed-off
> 
> ----------------------------------------------------------------
> The following changes since commit 0b3115e288477cf21e5cbe7858d06591067680c7:
> 
>   UBUNTU: Initial dummy SRU release (2022-10-19 11:16:45 +0200)
> 
> are available in the Git repository at:
> 
>   https://git.launchpad.net/~vicamo/ubuntu/+source/linux-firmware bug-1995046/rtl8852c-wifi-bt/kinetic
> 
> for you to fetch changes up to d01350ab3d4cd38bf06e10deaa0cfafd1a16034b:
> 
>   rtl_bt: Update RTL8852C BT USB firmware to 0xD5B8_A40A (2022-11-09 15:39:30 +0800)
> 
> ----------------------------------------------------------------
> Chin-Yen Lee (2):
>       rtw89: 8852c: update fw to v0.27.56.0
>       rtw89: 8852c: update fw to v0.27.56.1
> 
> Hilda Wu (1):
>       rtl_bt: Update RTL8852C BT USB firmware to 0xD5B8_A40A
> 
>  rtl_bt/rtl8852cu_fw.bin | Bin 103800 -> 106960 bytes
>  rtw89/rtw8852c_fw.bin   | Bin 1450832 -> 1516040 bytes
>  2 files changed, 0 insertions(+), 0 deletions(-)
> 
> diff --git a/rtl_bt/rtl8852cu_fw.bin b/rtl_bt/rtl8852cu_fw.bin
> index 0566b108..f3566292 100644
> Binary files a/rtl_bt/rtl8852cu_fw.bin and b/rtl_bt/rtl8852cu_fw.bin differ
> diff --git a/rtw89/rtw8852c_fw.bin b/rtw89/rtw8852c_fw.bin
> index 1c4dda07..0825c1a3 100644
> Binary files a/rtw89/rtw8852c_fw.bin and b/rtw89/rtw8852c_fw.bin differ
> 

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