From: Javier Martinez Canillas <javier@osg.samsung.com>
To: linux-kernel@vger.kernel.org
Cc: Javier Martinez Canillas <javier@osg.samsung.com>,
Sebastian Reichel <sre@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
linux-pm@vger.kernel.org
Subject: [PATCH 2/2] power: supply: axp288_fuel_gauge: Fix module autoload
Date: Mon, 17 Oct 2016 16:13:36 -0300 [thread overview]
Message-ID: <1476731616-23995-3-git-send-email-javier@osg.samsung.com> (raw)
In-Reply-To: <1476731616-23995-1-git-send-email-javier@osg.samsung.com>
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/power/supply/axp288_fuel_gauge.ko | grep alias
$
After this patch:
$ modinfo drivers/power/supply/axp288_fuel_gauge.ko | grep alias
alias: platform:axp288_fuel_gauge
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
---
drivers/power/supply/axp288_fuel_gauge.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
index 5bdde692f724..539eb41504bb 100644
--- a/drivers/power/supply/axp288_fuel_gauge.c
+++ b/drivers/power/supply/axp288_fuel_gauge.c
@@ -1120,6 +1120,7 @@ static const struct platform_device_id axp288_fg_id_table[] = {
{ .name = DEV_NAME },
{},
};
+MODULE_DEVICE_TABLE(platform, axp288_fg_id_table);
static int axp288_fuel_gauge_remove(struct platform_device *pdev)
{
--
2.7.4
next prev parent reply other threads:[~2016-10-17 19:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-17 19:13 [PATCH 0/2] power: supply: Fix module autoload for some platform drivers Javier Martinez Canillas
2016-10-17 19:13 ` [PATCH 1/2] power: supply: max8997_charger: Fix module autoload Javier Martinez Canillas
2016-10-17 19:13 ` Javier Martinez Canillas [this message]
2016-10-19 3:34 ` [PATCH 0/2] power: supply: Fix module autoload for some platform drivers Sebastian Reichel
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