From: Javier Martinez Canillas <javier@osg.samsung.com>
To: linux-kernel@vger.kernel.org
Cc: Javier Martinez Canillas <javier@osg.samsung.com>,
Arnd Bergmann <arnd@arndb.de>,
linux-iio@vger.kernel.org, Hartmut Knaack <knaack.h@gmx.de>,
Markus Pargmann <mpa@pengutronix.de>,
Lars-Peter Clausen <lars@metafoo.de>,
Lee Jones <lee.jones@linaro.org>,
Jonathan Cameron <jic23@kernel.org>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Denis Carikli <denis@eukrea.com>
Subject: [PATCH] iio: adc: imx25-gcq: Fix module autoload
Date: Mon, 2 Jan 2017 09:45:45 -0300 [thread overview]
Message-ID: <1483361146-913-1-git-send-email-javier@osg.samsung.com> (raw)
If the driver is built as a module, autoload won't work because the module
alias information is not filled. So user-space can't match the registered
device with the corresponding module.
Export the module alias information using the MODULE_DEVICE_TABLE() macro.
Before this patch:
$ modinfo drivers/iio/adc/fsl-imx25-gcq.ko | grep alias
$
After this patch:
$ modinfo drivers/iio/adc/fsl-imx25-gcq.ko | grep alias
alias: of:N*T*Cfsl,imx25-gcqC*
alias: of:N*T*Cfsl,imx25-gcq
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
---
drivers/iio/adc/fsl-imx25-gcq.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iio/adc/fsl-imx25-gcq.c b/drivers/iio/adc/fsl-imx25-gcq.c
index 72b32c1ab257..ea264fa9e567 100644
--- a/drivers/iio/adc/fsl-imx25-gcq.c
+++ b/drivers/iio/adc/fsl-imx25-gcq.c
@@ -401,6 +401,7 @@ static const struct of_device_id mx25_gcq_ids[] = {
{ .compatible = "fsl,imx25-gcq", },
{ /* Sentinel */ }
};
+MODULE_DEVICE_TABLE(of, mx25_gcq_ids);
static struct platform_driver mx25_gcq_driver = {
.driver = {
--
2.7.4
next reply other threads:[~2017-01-02 12:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-02 12:45 Javier Martinez Canillas [this message]
2017-01-07 22:15 ` Jonathan Cameron
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