diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 1ed4cd09dbf8..226d8d4629d2 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -355,7 +355,7 @@ static int msm_init_vram(struct drm_device *dev) DRM_INFO("using VRAM carveout: %lx@%pa\n", size, &r.start); /* if we have no IOMMU, then we need to use carveout allocator. - * Grab the entire CMA chunk carved out in early startup in + * Grab the entire DMA chunk carved out in early startup in * mach-msm: */ } else if (!msm_use_mmu(dev)) { @@ -1242,10 +1242,15 @@ void msm_drv_shutdown(struct platform_device *pdev) struct msm_drm_private *priv = platform_get_drvdata(pdev); struct drm_device *drm = priv ? priv->dev : NULL; - if (!priv || !priv->kms) - return; - - drm_atomic_helper_shutdown(drm); + /* + * Shutdown the hw if we're far enough along where things might be on. + * If we run this too early, we'll end up panicking in any variety of + * places. Since we don't register the drm device until late in + * msm_drm_init, drm_dev->registered is used as an indicator that the + * shutdown will be successful. + */ + if (drm && drm->registered) + drm_atomic_helper_shutdown(drm); } static struct platform_driver msm_platform_driver = { |