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drm/exynos/decon5433: kill BIT_IRQS_ENABLED

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BIT_IRQS_ENABLED flag duplicates drm_vblank_crtc::refcount, it could be
safely removed.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Andrzej Hajda 2017-03-15 15:41:09 +01:00 committed by Inki Dae
parent f8172eb3b2
commit 3ba808456b
1 changed files with 7 additions and 15 deletions
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22
drivers/gpu/drm/exynos/exynos5433_drm_decon.c
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@ -49,7 +49,6 @@ static const char * const decon_clks_name[] = {
enum decon_flag_bits { enum decon_flag_bits {
BIT_CLKS_ENABLED, BIT_CLKS_ENABLED,
BIT_IRQS_ENABLED,
BIT_WIN_UPDATED, BIT_WIN_UPDATED,
BIT_SUSPENDED BIT_SUSPENDED
}; };
@ -98,15 +97,13 @@ static int decon_enable_vblank(struct exynos_drm_crtc *crtc)
if (test_bit(BIT_SUSPENDED, &ctx->flags)) if (test_bit(BIT_SUSPENDED, &ctx->flags))
return -EPERM; return -EPERM;
if (!test_and_set_bit(BIT_IRQS_ENABLED, &ctx->flags)) { val = VIDINTCON0_INTEN;
val = VIDINTCON0_INTEN; if (ctx->out_type & IFTYPE_I80)
if (ctx->out_type & IFTYPE_I80) val |= VIDINTCON0_FRAMEDONE;
val |= VIDINTCON0_FRAMEDONE; else
else val |= VIDINTCON0_INTFRMEN | VIDINTCON0_FRAMESEL_FP;
val |= VIDINTCON0_INTFRMEN | VIDINTCON0_FRAMESEL_FP;
writel(val, ctx->addr + DECON_VIDINTCON0); writel(val, ctx->addr + DECON_VIDINTCON0);
}
return 0; return 0;
} }
@ -118,8 +115,7 @@ static void decon_disable_vblank(struct exynos_drm_crtc *crtc)
if (test_bit(BIT_SUSPENDED, &ctx->flags)) if (test_bit(BIT_SUSPENDED, &ctx->flags))
return; return;
if (test_and_clear_bit(BIT_IRQS_ENABLED, &ctx->flags)) writel(0, ctx->addr + DECON_VIDINTCON0);
writel(0, ctx->addr + DECON_VIDINTCON0);
} }
/* return number of starts/ends of frame transmissions since reset */ /* return number of starts/ends of frame transmissions since reset */
@ -489,10 +485,6 @@ static void decon_enable(struct exynos_drm_crtc *crtc)
decon_swreset(ctx); decon_swreset(ctx);
/* if vblank was enabled status, enable it again. */
if (test_and_clear_bit(BIT_IRQS_ENABLED, &ctx->flags))
decon_enable_vblank(ctx->crtc);
decon_commit(ctx->crtc); decon_commit(ctx->crtc);
} }