Re: [PATCH] of: Kconfig: Let OF_UNITTEST depend on "I2C=y" and "I2C_MUX=y"
From: Geert Uytterhoeven
Date: Wed Mar 04 2015 - 10:04:30 EST
On Wed, Mar 4, 2015 at 7:37 AM, Chen Gang <xili_gchen_5257@xxxxxxxxxxx> wrote:
> They need several symbols which are in I2C and I2C_MUX, the related
> error:
>
> drivers/built-in.o: In function `selftest_i2c_mux_remove':
> unittest.c:(.text+0xb0ce4): undefined reference to `i2c_del_mux_adapter'
> unittest.c:(.text+0xb0ce8): undefined reference to `i2c_del_mux_adapter'
> drivers/built-in.o: In function `selftest_i2c_mux_probe':
> unittest.c:(.text+0xb0f20): undefined reference to `i2c_add_mux_adapter'
> unittest.c:(.text+0xb0f24): undefined reference to `i2c_add_mux_adapter'
> unittest.c:(.text+0xb0f94): undefined reference to `i2c_del_mux_adapter'
> unittest.c:(.text+0xb0f9c): undefined reference to `i2c_del_mux_adapter'
> drivers/built-in.o: In function `selftest_i2c_bus_remove':
> unittest.c:(.text+0xb10cc): undefined reference to `i2c_del_adapter'
> unittest.c:(.text+0xb10d4): undefined reference to `i2c_del_adapter'
> drivers/built-in.o: In function `selftest_i2c_bus_probe':
> unittest.c:(.text+0xb1298): undefined reference to `i2c_add_numbered_adapter'
> unittest.c:(.text+0xb12a0): undefined reference to `i2c_add_numbered_adapter'
> drivers/built-in.o: In function `of_selftest_overlay':
> unittest.c:(.init.text+0xc9d0): undefined reference to `i2c_register_driver'
> unittest.c:(.init.text+0xc9dc): undefined reference to `i2c_register_driver'
> unittest.c:(.init.text+0xcdb4): undefined reference to `i2c_del_driver'
> unittest.c:(.init.text+0xcdb8): undefined reference to `i2c_del_driver'
> drivers/built-in.o: In function `of_selftest_device_exists':
> unittest.c:(.text.unlikely+0xd70): undefined reference to `of_find_i2c_device_by_node'
> unittest.c:(.text.unlikely+0xd7c): undefined reference to `of_find_i2c_device_by_node'
> make: *** [vmlinux] Error 1
>
> Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
> ---
> drivers/of/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> index 7bcaeec..b60fc66 100644
> --- a/drivers/of/Kconfig
> +++ b/drivers/of/Kconfig
> @@ -9,7 +9,7 @@ menu "Device Tree and Open Firmware support"
>
> config OF_UNITTEST
> bool "Device Tree runtime unit tests"
As this is "bool"...
> - depends on OF_IRQ && OF_EARLY_FLATTREE
> + depends on OF_IRQ && OF_EARLY_FLATTREE && I2C=y && I2C_MUX=y
... I think it would be better to replace "#if IS_ENABLED(CONFIG_XXX)" by
"#ifdef CONFIG_XXX" in drivers/of/unittest.c instead.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/