This is a note to let you know that I've just added the patch titled mips: lantiq: add support for clk_get_parent() to the 4.19-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: mips-lantiq-add-support-for-clk_get_parent.patch and it can be found in the queue-4.19 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit c85e8af0f76f901834915e01e4682b5837edecaf Author: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Date: Sun Nov 14 17:20:51 2021 -0800 mips: lantiq: add support for clk_get_parent() [ Upstream commit fc1aabb088860d6cf9dd03612b7a6f0de91ccac2 ] Provide a simple implementation of clk_get_parent() in the lantiq subarch so that callers of it will build without errors. Fixes this build error: ERROR: modpost: "clk_get_parent" [drivers/iio/adc/ingenic-adc.ko] undefined! Fixes: 171bb2f19ed6 ("MIPS: Lantiq: Add initial support for Lantiq SoCs") Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Suggested-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx> Cc: linux-mips@xxxxxxxxxxxxxxx Cc: John Crispin <john@xxxxxxxxxxx> Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx> Cc: Jonathan Cameron <jic23@xxxxxxxxxx> Cc: linux-iio@xxxxxxxxxxxxxxx Cc: Russell King <linux@xxxxxxxxxxxxxxx> Cc: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> Acked-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> Acked-by: John Crispin <john@xxxxxxxxxxx> Signed-off-by: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/arch/mips/lantiq/clk.c b/arch/mips/lantiq/clk.c index a263d1b751ffe..a8e309dcd38d7 100644 --- a/arch/mips/lantiq/clk.c +++ b/arch/mips/lantiq/clk.c @@ -160,6 +160,12 @@ void clk_deactivate(struct clk *clk) } EXPORT_SYMBOL(clk_deactivate); +struct clk *clk_get_parent(struct clk *clk) +{ + return NULL; +} +EXPORT_SYMBOL(clk_get_parent); + static inline u32 get_counter_resolution(void) { u32 res;