linux-kernel - [PATCH 5/9] drm/panfrost: simplify getting .driver

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Date:   Mon, 20 Sep 2021 11:05:17 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-kernel@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Rob Herring <robh@...nel.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Steven Price <steven.price@....com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org
Subject: [PATCH 5/9] drm/panfrost: simplify getting .driver_data

We should get 'driver_data' from 'struct device' directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---

Build tested only. buildbot is happy.

 drivers/gpu/drm/panfrost/panfrost_device.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c
index bd9b7be63b0f..fd4309209088 100644
--- a/drivers/gpu/drm/panfrost/panfrost_device.c
+++ b/drivers/gpu/drm/panfrost/panfrost_device.c
@@ -400,8 +400,7 @@ void panfrost_device_reset(struct panfrost_device *pfdev)
 #ifdef CONFIG_PM
 int panfrost_device_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct panfrost_device *pfdev = platform_get_drvdata(pdev);
+	struct panfrost_device *pfdev = dev_get_drvdata(dev);
 
 	panfrost_device_reset(pfdev);
 	panfrost_devfreq_resume(pfdev);
@@ -411,8 +410,7 @@ int panfrost_device_resume(struct device *dev)
 
 int panfrost_device_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct panfrost_device *pfdev = platform_get_drvdata(pdev);
+	struct panfrost_device *pfdev = dev_get_drvdata(dev);
 
 	if (!panfrost_job_is_idle(pfdev))
 		return -EBUSY;
-- 
2.30.2