From: Jonathan Cameron <jic23@kernel.org>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: linux-kernel@vger.kernel.org, kernel test robot <lkp@intel.com>,
Artur Rojek <contact@artur-rojek.eu>,
Paul Cercueil <paul@crapouillou.net>,
linux-mips@vger.kernel.org, Lars-Peter Clausen <lars@metafoo.de>,
linux-iio@vger.kernel.org,
Florian Fainelli <f.fainelli@gmail.com>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
Russell King <linux@armlinux.org.uk>,
bcm-kernel-feedback-list@broadcom.com,
Jonas Gorski <jonas.gorski@gmail.com>
Subject: Re: [PATCH v3] mips: bcm63xx: add support for clk_get_parent()
Date: Sun, 14 Nov 2021 16:59:13 +0000 [thread overview]
Message-ID: <20211114165913.55a90249@jic23-huawei> (raw)
In-Reply-To: <20211114163444.21669-1-rdunlap@infradead.org>
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)
next prev parent reply other threads:[~2021-11-14 16:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-14 16:34 [PATCH v3] mips: bcm63xx: add support for clk_get_parent() Randy Dunlap
2021-11-14 16:40 ` Andy Shevchenko
2021-11-15 0:18 ` Randy Dunlap
2021-11-14 16:59 ` Jonathan Cameron [this message]
2021-11-14 23:58 ` Randy Dunlap
2021-11-14 22:55 ` Russell King (Oracle)
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