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drm: platform: Don't initialize driver-private data
Platform device drivers usually use the driver-private data for their own purposes. Having it overwritten by drm_platform_init() is confusing and error-prone. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -64,7 +64,6 @@ int drm_get_platform_dev(struct platform_device *platdev,
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}
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if (drm_core_check_feature(dev, DRIVER_MODESET)) {
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dev_set_drvdata(&platdev->dev, dev);
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ret = drm_get_minor(dev, &dev->control, DRM_MINOR_CONTROL);
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if (ret)
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goto err_g1;
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@ -201,6 +201,8 @@ static int shmob_drm_load(struct drm_device *dev, unsigned long flags)
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goto done;
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}
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platform_set_drvdata(pdev, sdev);
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done:
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if (ret)
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shmob_drm_unload(dev);
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@ -299,11 +301,9 @@ static struct drm_driver shmob_drm_driver = {
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#if CONFIG_PM_SLEEP
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static int shmob_drm_pm_suspend(struct device *dev)
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{
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struct platform_device *pdev = to_platform_device(dev);
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struct drm_device *ddev = platform_get_drvdata(pdev);
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struct shmob_drm_device *sdev = ddev->dev_private;
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struct shmob_drm_device *sdev = dev_get_drvdata(dev);
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drm_kms_helper_poll_disable(ddev);
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drm_kms_helper_poll_disable(sdev->ddev);
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shmob_drm_crtc_suspend(&sdev->crtc);
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return 0;
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@ -311,9 +311,7 @@ static int shmob_drm_pm_suspend(struct device *dev)
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static int shmob_drm_pm_resume(struct device *dev)
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{
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struct platform_device *pdev = to_platform_device(dev);
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struct drm_device *ddev = platform_get_drvdata(pdev);
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struct shmob_drm_device *sdev = ddev->dev_private;
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struct shmob_drm_device *sdev = dev_get_drvdata(dev);
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mutex_lock(&sdev->ddev->mode_config.mutex);
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shmob_drm_crtc_resume(&sdev->crtc);
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