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Date: Fri, 29 Oct 2021 16:59:45 -0400 From: Julian Braha <julianbraha@...il.com> To: thierry.reding@...il.com, jonathanh@...dia.com, digetx@...il.com, arnd@...db.de, ulf.hansson@...aro.org Cc: linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org, fazilyildiran@...il.com Subject: [PATCH] soc/tegra: fix unmet dependency on DMADEVICES for TEGRA20_APB_DMA When SOC_TEGRA_FUSE is selected, and DMADEVICES is not selected, Kbuild gives the following warning: WARNING: unmet direct dependencies detected for TEGRA20_APB_DMA Depends on [n]: DMADEVICES [=n] && (ARCH_TEGRA [=y] || COMPILE_TEST [=y]) Selected by [y]: - SOC_TEGRA_FUSE [=y] && ARCH_TEGRA [=y] && ARCH_TEGRA_2x_SOC [=y] This is because SOC_TEGRA_FUSE selects TEGRA20_APB_DMA without selecting or depending on DMADEVICES, despite TEGRA20_APB_DMA depending on SOC_TEGRA_FUSE. This unmet dependency bug was found by Kismet, a static analysis tool for Kconfig. Please advise if this is not the appropriate solution. Signed-off-by: Julian Braha <julianbraha@...il.com> --- drivers/soc/tegra/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig index 8b53ed1cc67e..ee7f631933c2 100644 --- a/drivers/soc/tegra/Kconfig +++ b/drivers/soc/tegra/Kconfig @@ -136,7 +136,7 @@ config SOC_TEGRA_FUSE def_bool y depends on ARCH_TEGRA select SOC_BUS - select TEGRA20_APB_DMA if ARCH_TEGRA_2x_SOC + select TEGRA20_APB_DMA if DMADEVICES && ARCH_TEGRA_2x_SOC config SOC_TEGRA_FLOWCTRL bool -- 2.30.2
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