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drm/msm: shrinker support

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For a first step, only purge obj->madv==DONTNEED objects.  We could be
more agressive and next try unpinning inactive objects..  but that is
only useful if you have swap.

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark
2016-05-17 16:19:32 -04:00
parent 4fe5f65e66
commit 68209390f1
6 changed files with 180 additions and 0 deletions
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5
drivers/gpu/drm/msm/msm_drv.c
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@@ -195,6 +195,8 @@ static int msm_drm_uninit(struct device *dev)
kfree(vbl_ev);
}
msm_gem_shrinker_cleanup(ddev);
drm_kms_helper_poll_fini(ddev);
drm_dev_unregister(ddev);
@@ -350,6 +352,7 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
}
ddev->dev_private = priv;
priv->dev = ddev;
ret = msm_mdss_init(ddev);
if (ret) {
@@ -382,6 +385,8 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
if (ret)
goto fail;
msm_gem_shrinker_init(ddev);
switch (get_mdp_ver(pdev)) {
case 4:
kms = mdp4_kms_init(ddev);