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authorAndrzej Hajda <a.hajda@samsung.com>2017-04-05 09:28:34 +0200
committerInki Dae <inki.dae@samsung.com>2017-06-01 16:21:38 +0900
commit3643e758744dc2c336387fb2cb79c93c3242f18f (patch)
treea15769d27f7a6442df433654d8f0c75bb7bd5e9a /drivers/gpu/drm/exynos
parentdrm/exynos/decon5433: kill BIT_IRQS_ENABLED flag (diff)
downloadlinux-dev-3643e758744dc2c336387fb2cb79c93c3242f18f.tar.xz
linux-dev-3643e758744dc2c336387fb2cb79c93c3242f18f.zip
drm/exynos/decon5433: kill BIT_CLKS_ENABLED flag
The flag was used to check if IRQ handlers can touch HW. Since driver enables IRQs only if hardware is enabled the flag becomes redundant. Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos')
-rw-r--r--drivers/gpu/drm/exynos/exynos5433_drm_decon.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index dc2e69a9cf13..2629a59fc7bb 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -48,7 +48,6 @@ static const char * const decon_clks_name[] = {
};
enum decon_flag_bits {
- BIT_CLKS_ENABLED,
BIT_WIN_UPDATED,
BIT_SUSPENDED
};
@@ -486,8 +485,6 @@ static void decon_enable(struct exynos_drm_crtc *crtc)
exynos_drm_pipe_clk_enable(crtc, true);
- set_bit(BIT_CLKS_ENABLED, &ctx->flags);
-
decon_swreset(ctx);
decon_commit(ctx->crtc);
@@ -515,8 +512,6 @@ static void decon_disable(struct exynos_drm_crtc *crtc)
decon_swreset(ctx);
- clear_bit(BIT_CLKS_ENABLED, &ctx->flags);
-
exynos_drm_pipe_clk_enable(crtc, false);
pm_runtime_put_sync(ctx->dev);
@@ -528,8 +523,7 @@ static irqreturn_t decon_te_irq_handler(int irq, void *dev_id)
{
struct decon_context *ctx = dev_id;
- if (!test_bit(BIT_CLKS_ENABLED, &ctx->flags) ||
- (ctx->out_type & I80_HW_TRG))
+ if (ctx->out_type & I80_HW_TRG)
return IRQ_HANDLED;
decon_set_bits(ctx, DECON_TRIGCON, TRIGCON_SWTRIGCMD, ~0);
@@ -654,9 +648,6 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id)
struct decon_context *ctx = dev_id;
u32 val;
- if (!test_bit(BIT_CLKS_ENABLED, &ctx->flags))
- goto out;
-
val = readl(ctx->addr + DECON_VIDINTCON1);
val &= VIDINTCON1_INTFRMDONEPEND | VIDINTCON1_INTFRMPEND;
@@ -672,7 +663,6 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id)
decon_handle_vblank(ctx);
}
-out:
return IRQ_HANDLED;
}