linux-kernel - [PATCH 2/6] gpu: drm: msm: disp: dpu1: dpu_kms: simplify getting .driver

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Date:   Sun, 21 Oct 2018 22:00:07 +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 Clark <robdclark@...il.com>,
        David Airlie <airlied@...ux.ie>, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org
Subject: [PATCH 2/6] gpu: drm: msm: disp: dpu1: dpu_kms: 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/msm/disp/dpu1/dpu_kms.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 0a683e65a9f3..d1a69b490fd1 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1270,8 +1270,7 @@ static int dpu_dev_remove(struct platform_device *pdev)
 static int __maybe_unused dpu_runtime_suspend(struct device *dev)
 {
 	int rc = -1;
-	struct platform_device *pdev = to_platform_device(dev);
-	struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
+	struct dpu_kms *dpu_kms = dev_get_drvdata(dev);
 	struct drm_device *ddev;
 	struct dss_module_power *mp = &dpu_kms->mp;
 
@@ -1297,8 +1296,7 @@ static int __maybe_unused dpu_runtime_suspend(struct device *dev)
 static int __maybe_unused dpu_runtime_resume(struct device *dev)
 {
 	int rc = -1;
-	struct platform_device *pdev = to_platform_device(dev);
-	struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
+	struct dpu_kms *dpu_kms = dev_get_drvdata(dev);
 	struct drm_device *ddev;
 	struct dss_module_power *mp = &dpu_kms->mp;
 
-- 
2.19.0