Messages in this thread | | | Date | Sun, 14 Nov 2021 16:59:13 +0000 | From | Jonathan Cameron <> | Subject | Re: [PATCH v3] mips: bcm63xx: add support for clk_get_parent() |
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On Sun, 14 Nov 2021 08:34:44 -0800 Randy Dunlap <rdunlap@infradead.org> wrote:
> BCM63XX selects HAVE_LEGACY_CLK but does not provide/support > clk_get_parent(), so add a simple implementation of that > function so that callers of it will build without errors. > > Fixes these build errors: > > mips-linux-ld: drivers/iio/adc/ingenic-adc.o: in function `jz4770_adc_init_clk_div': > ingenic-adc.c:(.text+0xe4): undefined reference to `clk_get_parent' > mips-linux-ld: drivers/iio/adc/ingenic-adc.o: in function `jz4725b_adc_init_clk_div': > ingenic-adc.c:(.text+0x1b8): undefined reference to `clk_get_parent' > > Signed-off-by: Randy Dunlap <rdunlap@infradead.org> > Reported-by: kernel test robot <lkp@intel.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
I wonder a bit if it makes sense to fix only the ones we hit given there look to be other missing definitions in this subarch. clk_has_parent() for example appears to also be missing.
Do we have the same issue with mips/lantiq?
Jonathan
> Cc: Artur Rojek <contact@artur-rojek.eu> > Cc: Paul Cercueil <paul@crapouillou.net> > Cc: linux-mips@vger.kernel.org > Cc: Jonathan Cameron <jic23@kernel.org> > Cc: Lars-Peter Clausen <lars@metafoo.de> > Cc: linux-iio@vger.kernel.org > Cc: Florian Fainelli <f.fainelli@gmail.com> > Cc: Andy Shevchenko <andy.shevchenko@gmail.com> > Cc: Russell King <linux@armlinux.org.uk> > Cc: bcm-kernel-feedback-list@broadcom.com > Cc: Jonas Gorski <jonas.gorski@gmail.com> > --- > v1 and v2 were: > [PATCH] iio/adc: ingenic: fix (MIPS) ingenic-adc build errors > Fixes: 1a78daea107d ("IIO: add Ingenic JZ47xx ADC driver.") > > arch/mips/bcm63xx/clk.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > --- linux-next-20211112.orig/arch/mips/bcm63xx/clk.c > +++ linux-next-20211112/arch/mips/bcm63xx/clk.c > @@ -381,6 +381,13 @@ void clk_disable(struct clk *clk) > > EXPORT_SYMBOL(clk_disable); > > +struct clk *clk_get_parent(struct clk *clk) > +{ > + return NULL; > +} > + > +EXPORT_SYMBOL(clk_get_parent); > + > unsigned long clk_get_rate(struct clk *clk) > { > if (!clk)
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