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Date: Thu, 15 Dec 2022 15:15:29 -0500 From: Jesse Taube <mr.bossman075@...il.com> To: Arnd Bergmann <arnd@...nel.org>, Abel Vesa <abelvesa@...nel.org>, Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de> Cc: Arnd Bergmann <arnd@...db.de>, Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, NXP Linux Team <linux-imx@....com>, Peng Fan <peng.fan@....com>, Giulio Benetti <giulio.benetti@...ettiengineering.com>, Dario Binacchi <dario.binacchi@...rulasolutions.com>, linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH] clk: imx: fix compile testing imxrt1050 On 12/15/22 11:58, Arnd Bergmann wrote: > From: Arnd Bergmann <arnd@...db.de> > > Randconfig testing revealed multiple issues with this driver: > > ERROR: modpost: missing MODULE_LICENSE() in drivers/clk/imx/clk-imxrt1050.o > ERROR: modpost: "imx_clk_hw_pllv3" [drivers/clk/imx/clk-imxrt1050.ko] undefined! > ERROR: modpost: "imx_clk_hw_pfd" [drivers/clk/imx/clk-imxrt1050.ko] undefined! > > Export the necessary symbols from the core clk driver and add the > license and author tags. To find this type of problem more easily > in the future, also enable building on other platforms, as we do for > the other i.MX clk drivers. > > Signed-off-by: Arnd Bergmann <arnd@...db.de> > --- > drivers/clk/imx/Kconfig | 2 +- > drivers/clk/imx/clk-imxrt1050.c | 4 ++++ > drivers/clk/imx/clk-pfd.c | 2 ++ > drivers/clk/imx/clk-pllv3.c | 2 ++ > 4 files changed, 9 insertions(+), 1 deletion(-) > > diff --git a/drivers/clk/imx/Kconfig b/drivers/clk/imx/Kconfig > index 25785ec9c276..f6b82e0b9703 100644 > --- a/drivers/clk/imx/Kconfig > +++ b/drivers/clk/imx/Kconfig > @@ -115,7 +115,7 @@ config CLK_IMX93 > > config CLK_IMXRT1050 > tristate "IMXRT1050 CCM Clock Driver" > - depends on SOC_IMXRT > + depends on SOC_IMXRT || COMPILE_TEST Not sure what COMPILE_TEST is but, Acked-by: Jesse Taube <Mr.Bossman075@...il.com> Sorry about the issues introduced. Thanks, Jesse Taube > select MXC_CLK > help > Build the driver for i.MXRT1050 CCM Clock Driver > diff --git a/drivers/clk/imx/clk-imxrt1050.c b/drivers/clk/imx/clk-imxrt1050.c > index e972abd299a8..fd5c51fc92c0 100644 > --- a/drivers/clk/imx/clk-imxrt1050.c > +++ b/drivers/clk/imx/clk-imxrt1050.c > @@ -167,3 +167,7 @@ static struct platform_driver imxrt1050_clk_driver = { > }, > }; > module_platform_driver(imxrt1050_clk_driver); > + > +MODULE_LICENSE("Dual BSD/GPL"); > +MODULE_AUTHOR("Jesse Taube <Mr.Bossman075@...il.com>"); > +MODULE_AUTHOR("Giulio Benetti <giulio.benetti@...ettiengineering.com>"); > diff --git a/drivers/clk/imx/clk-pfd.c b/drivers/clk/imx/clk-pfd.c > index 5d2a9a3be95e..5cf0149dfa15 100644 > --- a/drivers/clk/imx/clk-pfd.c > +++ b/drivers/clk/imx/clk-pfd.c > @@ -5,6 +5,7 @@ > */ > > #include <linux/clk-provider.h> > +#include <linux/export.h> > #include <linux/io.h> > #include <linux/slab.h> > #include <linux/err.h> > @@ -153,3 +154,4 @@ struct clk_hw *imx_clk_hw_pfd(const char *name, const char *parent_name, > > return hw; > } > +EXPORT_SYMBOL_GPL(imx_clk_hw_pfd); > diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c > index eea32f87c60a..11fb238ee8f0 100644 > --- a/drivers/clk/imx/clk-pllv3.c > +++ b/drivers/clk/imx/clk-pllv3.c > @@ -6,6 +6,7 @@ > > #include <linux/clk-provider.h> > #include <linux/delay.h> > +#include <linux/export.h> > #include <linux/io.h> > #include <linux/iopoll.h> > #include <linux/slab.h> > @@ -486,3 +487,4 @@ struct clk_hw *imx_clk_hw_pllv3(enum imx_pllv3_type type, const char *name, > > return hw; > } > +EXPORT_SYMBOL_GPL(imx_clk_hw_pllv3);
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