This patch also moves mixer_vsync_set_update() to newly introduced
mixer_atomic_begin/flush callbacks. This ensures that all mixer planes
will be updated on the same vsync event.
Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
---
drivers/gpu/drm/exynos/exynos_mixer.c | 34 +++++++++++++++++++++++++---------
1 file changed, 25 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c
b/drivers/gpu/drm/exynos/exynos_mixer.c
index bf148dc3623c..b5fbc1cbf024 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -516,7 +516,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
}
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
/* interlace or progressive scan mode */
val = (ctx->interlace ? ~0 : 0);
@@ -567,7 +566,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
mixer_cfg_vp_blend(ctx);
mixer_run(ctx);
- mixer_vsync_set_update(ctx, true);
spin_unlock_irqrestore(&res->reg_slock, flags);
mixer_regs_dump(ctx);
@@ -642,7 +640,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
ctx->interlace = false;
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
/* setup format */
mixer_reg_writemask(res, MXR_GRAPHIC_CFG(win),
@@ -691,7 +688,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
mixer_run(ctx);
- mixer_vsync_set_update(ctx, true);
spin_unlock_irqrestore(&res->reg_slock, flags);
mixer_regs_dump(ctx);
@@ -718,7 +714,6 @@ static void mixer_win_reset(struct mixer_context *ctx)
unsigned long flags;
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
mixer_reg_writemask(res, MXR_CFG, MXR_CFG_DST_HDMI, MXR_CFG_DST_MASK);
@@ -749,7 +744,6 @@ static void mixer_win_reset(struct mixer_context *ctx)
if (ctx->vp_enabled)
mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_VP_ENABLE);
- mixer_vsync_set_update(ctx, true);
spin_unlock_irqrestore(&res->reg_slock, flags);
}
@@ -980,6 +974,16 @@ static void mixer_disable_vblank(struct exynos_drm_crtc
*crtc)
mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
}
+static void mixer_atomic_begin(struct exynos_drm_crtc *crtc)
+{
+ struct mixer_context *mixer_ctx = crtc->ctx;
+
+ if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
+ return;
+
+ mixer_vsync_set_update(mixer_ctx, false);
+}
+
static void mixer_update_plane(struct exynos_drm_crtc *crtc,
struct exynos_drm_plane *plane)
{
@@ -1009,12 +1013,18 @@ static void mixer_disable_plane(struct exynos_drm_crtc
*crtc,
return;
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(mixer_ctx, false);
-
mixer_cfg_layer(mixer_ctx, plane->index, 0, false);
+ spin_unlock_irqrestore(&res->reg_slock, flags);
+}
+
+static void mixer_atomic_flush(struct exynos_drm_crtc *crtc)
+{
+ struct mixer_context *mixer_ctx = crtc->ctx;
+
+ if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
+ return;
mixer_vsync_set_update(mixer_ctx, true);
- spin_unlock_irqrestore(&res->reg_slock, flags);
}
static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc)
@@ -1055,6 +1065,8 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
pm_runtime_get_sync(ctx->dev);
+ mixer_vsync_set_update(ctx, false);
+
mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
if (test_bit(MXR_BIT_VSYNC, &ctx->flags)) {
@@ -1063,6 +1075,8 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
}
mixer_win_reset(ctx);
+ mixer_vsync_set_update(ctx, true);
+
set_bit(MXR_BIT_POWERED, &ctx->flags);
}
@@ -1113,8 +1127,10 @@ static const struct exynos_drm_crtc_ops mixer_crtc_ops =
{
.enable_vblank = mixer_enable_vblank,
.disable_vblank = mixer_disable_vblank,
.wait_for_vblank = mixer_wait_for_vblank,
+ .atomic_begin = mixer_atomic_begin,
.update_plane = mixer_update_plane,
.disable_plane = mixer_disable_plane,
+ .atomic_flush = mixer_atomic_flush,
.atomic_check = mixer_atomic_check,
};
--
1.9.2
