On Tue, Aug 02, 2022 at 03:17:58PM +0200, Grzegorz Szymaszek wrote: > Dear r8188eu Maintainers, > > The old rtl8188eu kernel module, removed in v5.15[1][2], indicated that > it requires the rtlwifi/rtl8188eufw.bin firmware file[3]. The new > r8188eu driver no longer does so. > > I don’t know if it should be considered a regression or just a different > behaviour of the two drivers. I’ve noticed it[4] when I tried to use an > RTL8188EU‐based card in the initramfs of two different Ubuntu kernels: > v5.4 and v5.15. In v5.4, the firmware would be automatically included > when the (old) driver was included, whereas in v5.15 I would have to add > it manually so that the card actually worked. (One can verify the active > driver’s requirements using “modinfo -F firmware r8188eu”.) > > If there are cards the new driver supports that do not need that > firmware file, it makes sense to not automatically include it. In > general, I don’t know the kernel policy on such dependencies. > > [1]: commit 55dfa29b43d23bab37d98f087615ff46d38241df > [2]: https://lore.kernel.org/all/20210731133809.196681-1-phil@xxxxxxxxxxxxxxxx/ > [3]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/staging/rtl8188eu/os_dep/os_intfs.c?id=06889446a78fb9655332954a2288ecbacc7f0ff8#n22 > [4]: https://answers.launchpad.net/ubuntu/+source/linux-meta-hwe-5.15/+question/702611 Looks like someone needs to add a line to the driver that looks like: MODULE_FIRMWARE("rtlwifi/rtl8188eufw.bin"); so that the tools will automatically pick it up properly going forward. Can you make a patch that does this? thanks, greg k-h
