From: Joonyoung Shim <jy0922.s...@samsung.com>
It's better to be checking whether triggerring in fimd_trigger function.
Also it will return if in triggerring on fimd_te_handler, then it can't
execute remain codes.
Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 0673a39..ec2d170 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -949,6 +949,13 @@ static void fimd_trigger(struct device *dev)
void *timing_base = ctx->regs + driver_data->timing_base;
u32 reg;
+ /*
+ * Skips to trigger if in triggering state, because multiple triggering
+ * requests can cause panel reset.
+ */
+ if (atomic_read(&ctx->triggering))
+ return;
+
atomic_set(&ctx->triggering, 1);
reg = readl(ctx->regs + VIDINTCON0);
@@ -969,13 +976,6 @@ static void fimd_te_handler(struct exynos_drm_manager *mgr)
if (ctx->pipe < 0 || !ctx->drm_dev)
return;
- /*
- * Skips to trigger if in triggering state, because multiple triggering
- * requests can cause panel reset.
- */
- if (atomic_read(&ctx->triggering))
- return;
-
/*
* If there is a page flip request, triggers and handles the page flip
* event so that current fb can be updated into panel GRAM.
--
1.9.0
