On Fri, Jun 30, 2017 at 8:42 PM, Hans de Goede <hdegoede@xxxxxxxxxx> wrote: > On 30-06-17 19:40, Andy Shevchenko wrote: >> On Fri, Jun 30, 2017 at 8:37 PM, Hans de Goede <hdegoede@xxxxxxxxxx> >> wrote: >>> On 30-06-17 18:37, Andy Shevchenko wrote: >>>> On Fri, Jun 30, 2017 at 6:57 PM, Benjamin Tissoires > Care to share that? Between me and Benjamin one of us can hopefully > find the time to test / finish it (should be trivial really). Not tested at all. -- With Best Regards, Andy Shevchenko
From ea8aa2823410393bbf67a1182339aea439d8f81d Mon Sep 17 00:00:00 2001 From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Date: Fri, 30 Jun 2017 20:53:00 +0300 Subject: [PATCH 1/1] i2c: core: Allow empty id_table in ACPI case as well For now empty ID table is not allowed with ACPI and prevents driver to be probed. Add a check to allow empty ID table. Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> --- drivers/i2c/i2c-core-base.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index c89dac7fd2e7..45231d2257ad 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -354,9 +354,10 @@ static int i2c_device_probe(struct device *dev) /* * An I2C ID table is not mandatory, if and only if, a suitable Device - * Tree match table entry is supplied for the probing device. + * Tree or ACPI match table entry is supplied for the probing device. */ if (!driver->id_table && + !acpi_match_device(dev->driver->acpi_match_table, &client->dev) && !i2c_of_match_device(dev->driver->of_match_table, client)) return -ENODEV; -- 2.11.0
