diff options
| author | Joonyoung Shim <jy0922.shim@samsung.com> | 2012-03-16 18:47:09 +0900 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-03-20 09:40:24 +0000 |
| commit | 9084f7b8a57706fc6b6f117f60143dad16a43ff6 (patch) | |
| tree | 69cefb63c72edc5bf3dd19167b2b63dfbdd0c5fa /drivers/gpu/drm/exynos/exynos_drm_core.c | |
| parent | 132a5b915f41f88356662c14c6866550ce2a08b6 (diff) | |
drm/exynos: add subdrv open/close functions
Some subdrv need open and close functions call when open and close drm.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_core.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_core.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c index 937b0597c8b3..4e29c7174ac5 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ b/drivers/gpu/drm/exynos/exynos_drm_core.c @@ -175,3 +175,38 @@ int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *subdrv) return 0; } EXPORT_SYMBOL_GPL(exynos_drm_subdrv_unregister); + +int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file) +{ + struct exynos_drm_subdrv *subdrv; + int ret; + + list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { + if (subdrv->open) { + ret = subdrv->open(dev, subdrv->manager.dev, file); + if (ret) + goto err; + } + } + + return 0; + +err: + list_for_each_entry_reverse(subdrv, &subdrv->list, list) { + if (subdrv->close) + subdrv->close(dev, subdrv->manager.dev, file); + } + return ret; +} +EXPORT_SYMBOL_GPL(exynos_drm_subdrv_open); + +void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file) +{ + struct exynos_drm_subdrv *subdrv; + + list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { + if (subdrv->close) + subdrv->close(dev, subdrv->manager.dev, file); + } +} +EXPORT_SYMBOL_GPL(exynos_drm_subdrv_close); |