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path: root/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
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Diffstat (limited to 'drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c')
-rw-r--r--drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
index 33bd4c616..b0d4b53b9 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
@@ -21,8 +21,11 @@
#include "msm_drv.h"
#include "mdp5_kms.h"
-void mdp5_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask)
+void mdp5_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask,
+ uint32_t old_irqmask)
{
+ mdp5_write(to_mdp5_kms(mdp_kms), REG_MDP5_MDP_INTR_CLEAR(0),
+ irqmask ^ (irqmask & old_irqmask));
mdp5_write(to_mdp5_kms(mdp_kms), REG_MDP5_MDP_INTR_EN(0), irqmask);
}
@@ -71,9 +74,10 @@ static void mdp5_irq_mdp(struct mdp_kms *mdp_kms)
struct drm_device *dev = mdp5_kms->dev;
struct msm_drm_private *priv = dev->dev_private;
unsigned int id;
- uint32_t status;
+ uint32_t status, enable;
- status = mdp5_read(mdp5_kms, REG_MDP5_MDP_INTR_STATUS(0));
+ enable = mdp5_read(mdp5_kms, REG_MDP5_MDP_INTR_EN(0));
+ status = mdp5_read(mdp5_kms, REG_MDP5_MDP_INTR_STATUS(0)) & enable;
mdp5_write(mdp5_kms, REG_MDP5_MDP_INTR_CLEAR(0), status);
VERB("status=%08x", status);
@@ -112,15 +116,24 @@ irqreturn_t mdp5_irq(struct msm_kms *kms)
int mdp5_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc)
{
+ struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms));
+
+ mdp5_enable(mdp5_kms);
mdp_update_vblank_mask(to_mdp_kms(kms),
mdp5_crtc_vblank(crtc), true);
+ mdp5_disable(mdp5_kms);
+
return 0;
}
void mdp5_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc)
{
+ struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms));
+
+ mdp5_enable(mdp5_kms);
mdp_update_vblank_mask(to_mdp_kms(kms),
mdp5_crtc_vblank(crtc), false);
+ mdp5_disable(mdp5_kms);
}
/*
@@ -165,7 +178,6 @@ static int mdp5_hw_irqdomain_map(struct irq_domain *d,
irq_set_chip_and_handler(irq, &mdp5_hw_irq_chip, handle_level_irq);
irq_set_chip_data(irq, mdp5_kms);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}