linux-kernel - [PATCH v2 05/14] staging: typec: fusb302: Use client->irq as irq if set

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Message-Id: <20170815200502.17339-6-hdegoede@redhat.com>
Date:   Tue, 15 Aug 2017 22:04:53 +0200
From:   Hans de Goede <hdegoede@...hat.com>
To:     Wolfram Sang <wsa@...-dreams.de>,
        Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Sebastian Reichel <sre@...nel.org>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Hans de Goede <hdegoede@...hat.com>,
        Liam Breck <liam@...workimprov.net>,
        Tony Lindgren <tony@...mide.com>, linux-i2c@...r.kernel.org,
        linux-pm@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
        "Yueyao (Nathan) Zhu" <yueyao@...gle.com>
Subject: [PATCH v2 05/14] staging: typec: fusb302: Use client->irq as irq if set

The fusb302 is also used on x86 systems where the platform code sets
the irq in client->irq and there is no gpio named fcs,int_n.

Cc: "Yueyao (Nathan) Zhu" <yueyao@...gle.com>
Signed-off-by: Hans de Goede <hdegoede@...hat.com>
---
 drivers/staging/typec/fusb302/fusb302.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/typec/fusb302/fusb302.c b/drivers/staging/typec/fusb302/fusb302.c
index e1efc67..dea88fd 100644
--- a/drivers/staging/typec/fusb302/fusb302.c
+++ b/drivers/staging/typec/fusb302/fusb302.c
@@ -1735,9 +1735,13 @@ static int fusb302_probe(struct i2c_client *client,
 		goto destroy_workqueue;
 	}
 
-	ret = init_gpio(chip);
-	if (ret < 0)
-		goto destroy_workqueue;
+	if (client->irq) {
+		chip->gpio_int_n_irq = client->irq;
+	} else {
+		ret = init_gpio(chip);
+		if (ret < 0)
+			goto destroy_workqueue;
+	}
 
 	chip->tcpm_port = tcpm_register_port(&client->dev, &chip->tcpc_dev);
 	if (IS_ERR(chip->tcpm_port)) {
-- 
2.9.4