linux-kernel - [PATCH 08/15] staging: gasket: apex: enable/disable gasket device from apex

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Message-Id: <20180805200749.116693-9-toddpoynor@gmail.com>
Date:   Sun,  5 Aug 2018 13:07:42 -0700
From:   Todd Poynor <toddpoynor@...il.com>
To:     Rob Springer <rspringer@...gle.com>,
        John Joseph <jnjoseph@...gle.com>,
        Ben Chan <benchan@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Todd Poynor <toddpoynor@...gle.com>
Subject: [PATCH 08/15] staging: gasket: apex: enable/disable gasket device from apex

From: Todd Poynor <toddpoynor@...gle.com>

Gasket framework now places device drivers in charge of calling APIs to
enable and disable gasket device operations.  Make the appropriate calls
from the apex driver.

Signed-off-by: Todd Poynor <toddpoynor@...gle.com>
---
 drivers/staging/gasket/apex_driver.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/staging/gasket/apex_driver.c b/drivers/staging/gasket/apex_driver.c
index e2bc06b5244f7..1d8a100c52885 100644
--- a/drivers/staging/gasket/apex_driver.c
+++ b/drivers/staging/gasket/apex_driver.c
@@ -643,11 +643,23 @@ static int apex_pci_probe(struct pci_dev *pci_dev,
 		return ret;
 	}
 
+	pci_set_drvdata(pci_dev, gasket_dev);
+	ret = gasket_enable_device(gasket_dev);
+	if (ret) {
+		dev_err(&pci_dev->dev, "error enabling gasket device\n");
+		gasket_pci_remove_device(pci_dev);
+		pci_disable_device(pci_dev);
+		return ret;
+	}
+
 	return 0;
 }
 
 static void apex_pci_remove(struct pci_dev *pci_dev)
 {
+	struct gasket_dev *gasket_dev = pci_get_drvdata(pci_dev);
+
+	gasket_disable_device(gasket_dev);
 	gasket_pci_remove_device(pci_dev);
 	pci_disable_device(pci_dev);
 }
-- 
2.18.0.597.ga71716f1ad-goog