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authorDaniel Lezcano <daniel.lezcano@linaro.org>2020-12-03 08:17:37 +0100
committerDaniel Lezcano <daniel.lezcano@linaro.org>2020-12-07 17:03:58 +0100
commita65181c41e57709053892832d261956afe281deb (patch)
treefcd7ccef45d24c1c54d801d1759bcaf0ccf04c75
parente57eb8b5050c9b6d63eea26b194d96744fe4018a (diff)
platform/x86/drivers/acerhdf: Use module_param_cb to set/get polling interval
The module parameter can be set by using ops to get and set the values. The change will allow to check the correctness of the interval value everytime it is changed instead of checking in the get_temp function. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Peter Kaestle <peter@piie.net> Acked-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20201203071738.2363701-1-daniel.lezcano@linaro.org
-rw-r--r--drivers/platform/x86/acerhdf.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 44b6bfbd32df..19fc8ff2225c 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -84,8 +84,6 @@ static struct platform_device *acerhdf_dev;
module_param(kernelmode, uint, 0);
MODULE_PARM_DESC(kernelmode, "Kernel mode fan control on / off");
-module_param(interval, uint, 0600);
-MODULE_PARM_DESC(interval, "Polling interval of temperature check");
module_param(fanon, uint, 0600);
MODULE_PARM_DESC(fanon, "Turn the fan on above this temperature");
module_param(fanoff, uint, 0600);
@@ -824,3 +822,11 @@ MODULE_ALIAS("dmi:*:*Acer*:pnExtensa*5420*:");
module_init(acerhdf_init);
module_exit(acerhdf_exit);
+
+static const struct kernel_param_ops interval_ops = {
+ .set = param_set_uint,
+ .get = param_get_uint,
+};
+
+module_param_cb(interval, &interval_ops, &interval, 0600);
+MODULE_PARM_DESC(interval, "Polling interval of temperature check");