diff options
Diffstat (limited to 'drivers/gpu/drm/msm/mdp/mdp4/mdp4_irq.c')
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp4/mdp4_irq.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_irq.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_irq.c index 7369ee7f0..5ed38cf54 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_irq.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_irq.c @@ -19,8 +19,11 @@ #include "msm_drv.h" #include "mdp4_kms.h" -void mdp4_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask) +void mdp4_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask, + uint32_t old_irqmask) { + mdp4_write(to_mdp4_kms(mdp_kms), REG_MDP4_INTR_CLEAR, + irqmask ^ (irqmask & old_irqmask)); mdp4_write(to_mdp4_kms(mdp_kms), REG_MDP4_INTR_ENABLE, irqmask); } @@ -68,9 +71,10 @@ irqreturn_t mdp4_irq(struct msm_kms *kms) struct drm_device *dev = mdp4_kms->dev; struct msm_drm_private *priv = dev->dev_private; unsigned int id; - uint32_t status; + uint32_t status, enable; - status = mdp4_read(mdp4_kms, REG_MDP4_INTR_STATUS); + enable = mdp4_read(mdp4_kms, REG_MDP4_INTR_ENABLE); + status = mdp4_read(mdp4_kms, REG_MDP4_INTR_STATUS) & enable; mdp4_write(mdp4_kms, REG_MDP4_INTR_CLEAR, status); VERB("status=%08x", status); @@ -86,13 +90,22 @@ irqreturn_t mdp4_irq(struct msm_kms *kms) int mdp4_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc) { + struct mdp4_kms *mdp4_kms = to_mdp4_kms(to_mdp_kms(kms)); + + mdp4_enable(mdp4_kms); mdp_update_vblank_mask(to_mdp_kms(kms), mdp4_crtc_vblank(crtc), true); + mdp4_disable(mdp4_kms); + return 0; } void mdp4_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc) { + struct mdp4_kms *mdp4_kms = to_mdp4_kms(to_mdp_kms(kms)); + + mdp4_enable(mdp4_kms); mdp_update_vblank_mask(to_mdp_kms(kms), mdp4_crtc_vblank(crtc), false); + mdp4_disable(mdp4_kms); } |