Patchwork [v5,04/15] platform/x86: i2c-multi-instantiate: Defer probe when no adapter found

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Submitter Andy Shevchenko
Date Nov. 28, 2018, 11:45 a.m.
Message ID <20181128114535.80223-5-andriy.shevchenko@linux.intel.com>
Download mbox | patch
Permalink /patch/667027/
State New
Headers show

Comments

Andy Shevchenko - Nov. 28, 2018, 11:45 a.m.
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: Hans de Goede <hdegoede@redhat.com>
---
 drivers/platform/x86/i2c-multi-instantiate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

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) {