linux-kernel - [PATCH V1] i2c: xgene: Set ACPI_COMPANION

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Message-Id: <1493200131-30171-1-git-send-email-tnhuynh@apm.com>
Date:   Wed, 26 Apr 2017 16:48:51 +0700
From:   tnhuynh@....com
To:     Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org,
        linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Loc Ho <lho@....com>, Phong Vo <pvo@....com>,
        Thang Nguyen <tqnguyen@....com>, patches@....com,
        Tin Huynh <tnhuynh@....com>
Subject: [PATCH V1] i2c: xgene: Set ACPI_COMPANION_I2C

From: Tin Huynh <tnhuynh@....com>

With ACPI, i2c-core requires ACPI companion to be set in order for it
to create slave device.
This patch sets the ACPI companion accordingly.
---
 drivers/i2c/busses/i2c-xgene-slimpro.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/i2c/busses/i2c-xgene-slimpro.c b/drivers/i2c/busses/i2c-xgene-slimpro.c
index dbe7e44..6ba6c83 100644
--- a/drivers/i2c/busses/i2c-xgene-slimpro.c
+++ b/drivers/i2c/busses/i2c-xgene-slimpro.c
@@ -416,6 +416,7 @@ static int xgene_slimpro_i2c_probe(struct platform_device *pdev)
 	adapter->class = I2C_CLASS_HWMON;
 	adapter->dev.parent = &pdev->dev;
 	adapter->dev.of_node = pdev->dev.of_node;
+	ACPI_COMPANION_SET(&adapter->dev, ACPI_COMPANION(&pdev->dev));
 	i2c_set_adapdata(adapter, ctx);
 	rc = i2c_add_adapter(adapter);
 	if (rc) {
-- 
1.7.1