ACK: [PATCH v2 0/2][SRU][linux-firmware][B] add firmware for Realtek RTL8153 Based USB Ethernet Adapters
Tim Gardner
tim.gardner at canonical.com
Tue Feb 23 18:39:56 UTC 2021
On 2/23/21 1:48 AM, You-Sheng Yang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1890641
>
> [Impact]
>
> Missing firmware for Realtek RTL8153 Based USB Ethernet Adapters, which
> is supported by linux-generic-hwe-18.04 kernel (currently v5.4).
>
> [Fix]
>
> Two upstream commit necessary:
> * commit b27d12383e7a ("rtl_nic: add firmware files for RTL8153")
> * commit 6f89735800fe ("rtl_nic: update firmware for RTL8153A")
>
> [Test Case]
>
> Without firmware, drive probe would fail with:
>
> $ dmesg | grep firmware | grep rtl8153
> r8152 2-4.1:1.0: firmware: failed to load rtl_nic/rtl8153a-2.fw (-2)
> r8152 2-4.1:1.0: Direct firmware load for rtl_nic/rtl8153a-2.fw failed with error -2
> r8152 2-4.1:1.0: unable to load firmware patch rtl_nic/rtl8153a-2.fw (-2)
>
> With firmware, it should succeed:
>
> $ dmesg | grep rtl8152
> r8152 2-1:1.0: load rtl8153a-3 v2 02/07/20 successfully
> r8152 2-1:1.0 eth0: v1.11.11
> r8152 2-1:1.0 enp0s20f0u1: renamed from eth0
>
> [Where problems could occur]
>
> While this introduces new firmware blobs and enabled devices supported
> by new kernels, it should have little effect on existing systems, but
> with new devices up and running, it may still affect power consumptions,
> ability to enter deep suspend, etc.
>
> [Other Info]
>
> RTL8153 firmware has been available on Eoan and newer, so only Bionic is
> nominated.
>
> v2: update BugLink only
>
> Hayes Wang (2):
> rtl_nic: add firmware files for RTL8153
> rtl_nic: update firmware for RTL8153A
>
> WHENCE | 11 +++++++++++
> rtl_nic/rtl8153a-2.fw | Bin 0 -> 1768 bytes
> rtl_nic/rtl8153a-3.fw | Bin 0 -> 1440 bytes
> rtl_nic/rtl8153a-4.fw | Bin 0 -> 712 bytes
> rtl_nic/rtl8153b-2.fw | Bin 0 -> 1088 bytes
> 5 files changed, 11 insertions(+)
> create mode 100644 rtl_nic/rtl8153a-2.fw
> create mode 100644 rtl_nic/rtl8153a-3.fw
> create mode 100644 rtl_nic/rtl8153a-4.fw
> create mode 100644 rtl_nic/rtl8153b-2.fw
>
Acked-by: Tim Gardner <tim.gardner at canonical.com>
-----------
Tim Gardner
Canonical, Inc
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