APPLIED: [SRU][F/raspi][G/raspi][H/raspi][PATCH 0/2] ath9k driver: miniPCIe Atheros AR93xx not recognized (LP: #1927037)

Kleber Souza kleber.souza at canonical.com
Wed May 26 13:49:31 UTC 2021


On 22.05.21 07:59, Juerg Haefliger wrote:
> [Impact]
> 
> PCIe cards based on ath9k chips are not recognized.
> 
> [Test Case]
> 
> Plug a ath9k based PCIe card into the PCIe slot of a CM4 IO board and:
> $ ls /sys/class/net/wlan0
> ls: cannot access '/sys/class/net/wlan0': No such file or directory
> 
> [Where Problems Could Occur]
> 
> Buggy driver could result in crashes.
> 
> Juerg Haefliger (1):
>    UBUNTU: [Config] raspi: Disable ATH9K_AHB, set ATH9K_PCI=y
> 
> Nicolas Saenz Julienne (1):
>    overlays: Add pcie-32bit-dma overlay
> 
>   arch/arm/boot/dts/overlays/Makefile            |  1 +
>   arch/arm/boot/dts/overlays/README              |  7 +++++++
>   arch/arm/boot/dts/overlays/overlay_map.dts     |  4 ++++
>   .../dts/overlays/pcie-32bit-dma-overlay.dts    | 18 ++++++++++++++++++
>   debian.raspi/config/config.common.ubuntu       |  5 +++--
>   5 files changed, 33 insertions(+), 2 deletions(-)
>   create mode 100644 arch/arm/boot/dts/overlays/pcie-32bit-dma-overlay.dts
> 

Applied to [focal/groovy/hirsute]:linux-raspi.

Thanks,
Kleber




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