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drm/rockchip: drv: add open/close function

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Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: I5adad7f8ac7a03391c08b53ef8a931086520f2e9
This commit is contained in:
Sandy Huang
2021-07-16 18:49:44 +08:00
committed by Tao Huang
parent e2355b4b8b
commit 2e79c5086d
1 changed files with 44 additions and 1 deletions
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45
drivers/gpu/drm/rockchip/rockchip_drm_drv.c
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@@ -620,6 +620,47 @@ static void rockchip_drm_unbind(struct device *dev)
drm_dev_put(drm_dev);
}
static void rockchip_drm_crtc_cancel_pending_vblank(struct drm_crtc *crtc,
struct drm_file *file_priv)
{
struct rockchip_drm_private *priv = crtc->dev->dev_private;
int pipe = drm_crtc_index(crtc);
if (pipe < ROCKCHIP_MAX_CRTC &&
priv->crtc_funcs[pipe] &&
priv->crtc_funcs[pipe]->cancel_pending_vblank)
priv->crtc_funcs[pipe]->cancel_pending_vblank(crtc, file_priv);
}
static int rockchip_drm_open(struct drm_device *dev, struct drm_file *file)
{
struct drm_crtc *crtc;
drm_for_each_crtc(crtc, dev)
crtc->primary->fb = NULL;
return 0;
}
static void rockchip_drm_postclose(struct drm_device *dev,
struct drm_file *file_priv)
{
struct drm_crtc *crtc;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
rockchip_drm_crtc_cancel_pending_vblank(crtc, file_priv);
}
static void rockchip_drm_lastclose(struct drm_device *dev)
{
#if 0 /* todo */
struct rockchip_drm_private *priv = dev->dev_private;
if (!priv->logo)
drm_fb_helper_restore_fbdev_mode_unlocked(priv->fbdev_helper);
#endif
}
static const struct drm_ioctl_desc rockchip_ioctls[] = {
DRM_IOCTL_DEF_DRV(ROCKCHIP_GEM_CREATE, rockchip_gem_create_ioctl,
DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW),
@@ -753,7 +794,9 @@ static struct dma_buf *rockchip_drm_gem_prime_export(struct drm_gem_object *obj,
static struct drm_driver rockchip_drm_driver = {
.driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
.lastclose = drm_fb_helper_lastclose,
.postclose = rockchip_drm_postclose,
.lastclose = rockchip_drm_lastclose,
.open = rockchip_drm_open,
.gem_vm_ops = &drm_gem_cma_vm_ops,
.gem_free_object_unlocked = rockchip_gem_free_object,
.dumb_create = rockchip_gem_dumb_create,