23.09.2020 03:34, Dmitry Osipenko пишет:
> The DMA subsystem could be entirely disabled in Kconfig and then the
> TEGRA20_APB_DMA option isn't available too. Hence kernel configuration
> fails if DMADEVICES Kconfig option is disabled due to the unsatisfiable
> dependency.
>
> The FUSE driver isn't a critical driver and currently it only provides
> NVMEM interface to userspace which isn't known to be widely used, and
> thus, it's fine if FUSE driver fails to load.
>
> Let's remove the erroneous Kconfig dependency and let the FUSE driver to
> fail the probing if DMA is unavailable.
>
> Fixes: 19d41e5e9c68 ("soc/tegra: fuse: Add APB DMA dependency for Tegra20")
> Reported-by: Necip Fazil Yildiran <fazilyildiran@xxxxxxxxx>
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=209301
> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
> ---
> drivers/soc/tegra/Kconfig | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig
> index 976dee036470..676807c5a215 100644
> --- a/drivers/soc/tegra/Kconfig
> +++ b/drivers/soc/tegra/Kconfig
> @@ -136,7 +136,6 @@ config SOC_TEGRA_FUSE
> def_bool y
> depends on ARCH_TEGRA
> select SOC_BUS
> - select TEGRA20_APB_DMA if ARCH_TEGRA_2x_SOC
>
> config SOC_TEGRA_FLOWCTRL
> bool
>
Thierry, a reminder ping.
