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platform/x86: ideapad-laptop: Increase timeout to wait for EC answer 

Lenovo E41-20 needs more time than 100ms to read VPC,
the funtion keys always failed responding.
Increase timeout to get the value from VPC, then
the funtion keys like mic mute key work well.

Signed-off-by: Aaron Ma <aaron.ma@canonical.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Aaron Ma 2018-02-11 17:18:49 +08:00 committed by Andy Shevchenko
parent 6e1d8ea909
commit ed5b9ba7be
1 changed files with 1 additions and 1 deletions
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2
drivers/platform/x86/ideapad-laptop.c
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@ -113,7 +113,7 @@ MODULE_PARM_DESC(no_bt_rfkill, "No rfkill for bluetooth.");
/*
* ACPI Helpers
*/
#define IDEAPAD_EC_TIMEOUT (100) /* in ms */
#define IDEAPAD_EC_TIMEOUT (200) /* in ms */
static int read_method_int(acpi_handle handle, const char *method, int *val)
{