From: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Cleanup irq handling. Clear the irq status unconditionally and
restructure the status bit conditions.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
[Added description to the patch]
Signed-off-by: Jyri Sarha <jsarha@xxxxxx>
---
drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
index fe2aed7..280c76a 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
@@ -656,11 +656,12 @@ irqreturn_t tilcdc_crtc_irq(struct drm_crtc *crtc)
struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);
struct drm_device *dev = crtc->dev;
struct tilcdc_drm_private *priv = dev->dev_private;
- uint32_t stat = tilcdc_read_irqstatus(dev);
+ uint32_t stat;
- if (stat & LCDC_PL_LOAD_DONE) {
- tilcdc_clear_irqstatus(dev, stat);
- } else {
+ stat = tilcdc_read_irqstatus(dev);
+ tilcdc_clear_irqstatus(dev, stat);
+
+ if ((stat & LCDC_END_OF_FRAME0) || (stat & LCDC_END_OF_FRAME1)) {
struct drm_pending_vblank_event *event;
unsigned long flags;
uint32_t dirty = tilcdc_crtc->dirty & stat;
--
1.9.1
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