diff options
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_psr.c')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_psr.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_psr.c b/drivers/gpu/drm/rockchip/rockchip_drm_psr.c index 3acfd576b7df..b3fb99c5b1fd 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_psr.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_psr.c @@ -57,6 +57,24 @@ out: return psr; } +static struct psr_drv *find_psr_by_encoder(struct drm_encoder *encoder) +{ + struct rockchip_drm_private *drm_drv = encoder->dev->dev_private; + struct psr_drv *psr; + unsigned long flags; + + spin_lock_irqsave(&drm_drv->psr_list_lock, flags); + list_for_each_entry(psr, &drm_drv->psr_list, list) { + if (psr->encoder == encoder) + goto out; + } + psr = ERR_PTR(-ENODEV); + +out: + spin_unlock_irqrestore(&drm_drv->psr_list_lock, flags); + return psr; +} + static void psr_set_state_locked(struct psr_drv *psr, enum psr_state state) { /* @@ -115,14 +133,14 @@ static void psr_flush_handler(struct timer_list *t) /** * rockchip_drm_psr_activate - activate PSR on the given pipe - * @crtc: CRTC to obtain the PSR encoder + * @encoder: encoder to obtain the PSR encoder * * Returns: * Zero on success, negative errno on failure. */ -int rockchip_drm_psr_activate(struct drm_crtc *crtc) +int rockchip_drm_psr_activate(struct drm_encoder *encoder) { - struct psr_drv *psr = find_psr_by_crtc(crtc); + struct psr_drv *psr = find_psr_by_encoder(encoder); unsigned long flags; if (IS_ERR(psr)) @@ -138,14 +156,14 @@ EXPORT_SYMBOL(rockchip_drm_psr_activate); /** * rockchip_drm_psr_deactivate - deactivate PSR on the given pipe - * @crtc: CRTC to obtain the PSR encoder + * @encoder: encoder to obtain the PSR encoder * * Returns: * Zero on success, negative errno on failure. */ -int rockchip_drm_psr_deactivate(struct drm_crtc *crtc) +int rockchip_drm_psr_deactivate(struct drm_encoder *encoder) { - struct psr_drv *psr = find_psr_by_crtc(crtc); + struct psr_drv *psr = find_psr_by_encoder(encoder); unsigned long flags; if (IS_ERR(psr)) |