From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Wed, 28 Nov 2018 11:45:24 +0000 (+0200)
Subject: platform/x86: i2c-multi-instantiate: Defer probe when no adapter found
X-Git-Tag: v5.0-rc1~186^2~28
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1aaeae493aad4d71f75f4129e676fbfcdf8b1422;p=users%2Fwilly%2Flinux.git

platform/x86: i2c-multi-instantiate: Defer probe when no adapter found

Likewise the rest of the i2c_acpi_new_device() users, defer the probe
of the i2c-multi-intantiate driver in case adapter is not yet found.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
---

diff --git a/drivers/platform/x86/i2c-multi-instantiate.c b/drivers/platform/x86/i2c-multi-instantiate.c
index e3345da82c84..16a0eabe1e31 100644
--- a/drivers/platform/x86/i2c-multi-instantiate.c
+++ b/drivers/platform/x86/i2c-multi-instantiate.c
@@ -75,7 +75,7 @@ static int i2c_multi_inst_probe(struct platform_device *pdev)
 		if (IS_ERR(multi->clients[i]))
 			ret = PTR_ERR(multi->clients[i]);
 		else if (!multi->clients[i])
-			ret = -ENODEV;
+			ret = -EPROBE_DEFER; /* Wait for i2c-adapter to load */
 		else
 			ret = 0;
 		if (ret) {