drm/exynos/decon5433: kill BIT_IRQS_ENABLED flag

Since DECON uses enable_irq/disable_irq to full control IRQs,
there is no point in having flags to trace it separately.
As a bonus condition for software trigger becomes always true,
so it can be removed.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

1 files changed, 1 insertions, 7 deletions

diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 5bdf1a0ec862..dc2e69a9cf13 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -49,7 +49,6 @@ static const char * const decon_clks_name[] = {
 
 enum decon_flag_bits {
         BIT_CLKS_ENABLED,
-        BIT_IRQS_ENABLED,
         BIT_WIN_UPDATED,
         BIT_SUSPENDED
 };
@@ -112,8 +111,6 @@ static int decon_enable_vblank(struct exynos_drm_crtc *crtc)
         if (!(ctx->out_type & I80_HW_TRG))
                 enable_irq(ctx->te_irq);
 
-        set_bit(BIT_IRQS_ENABLED, &ctx->flags);
-
         return 0;
 }
 
@@ -121,7 +118,6 @@ static void decon_disable_vblank(struct exynos_drm_crtc *crtc)
 {
         struct decon_context *ctx = crtc->ctx;
 
-        clear_bit(BIT_IRQS_ENABLED, &ctx->flags);
         if (test_bit(BIT_SUSPENDED, &ctx->flags))
                 return;
 
@@ -536,9 +532,7 @@ static irqreturn_t decon_te_irq_handler(int irq, void *dev_id)
             (ctx->out_type & I80_HW_TRG))
                 return IRQ_HANDLED;
 
-        if (test_and_clear_bit(BIT_WIN_UPDATED, &ctx->flags) ||
-            test_bit(BIT_IRQS_ENABLED, &ctx->flags))
-                decon_set_bits(ctx, DECON_TRIGCON, TRIGCON_SWTRIGCMD, ~0);
+        decon_set_bits(ctx, DECON_TRIGCON, TRIGCON_SWTRIGCMD, ~0);
 
         return IRQ_HANDLED;
 }