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authorMarek Szyprowski <m.szyprowski@samsung.com>2016-01-05 13:52:51 +0100
committerInki Dae <daeinki@gmail.com>2016-01-13 00:16:37 +0900
commitd29c2c140787a1645306a11799e33adddf72e64f (patch)
treed1efa4ccf6facd7e7bbce7a7b6c67dfdd30abe27 /drivers/gpu/drm/exynos/exynos7_drm_decon.c
parent5e68fef24fab07f4decc78d421838eb73b7e3931 (diff)
drm/exynos: crtc: rework atomic_{begin,flush}
Some CRTC drivers (like Exynos DRM Mixer) can handle blocking register updates only on per-device level, not per-plane level. This patch changes exynos_crts atomic_begin/atomic_flush callbacks to handle the entire crtc, instead of given planes, so driver can handle both cases on their own. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos7_drm_decon.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos7_drm_decon.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index 8911f965b06c..52bda3b42fe0 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -385,15 +385,16 @@ static void decon_shadow_protect_win(struct decon_context *ctx,
writel(val, ctx->regs + SHADOWCON);
}
-static void decon_atomic_begin(struct exynos_drm_crtc *crtc,
- struct exynos_drm_plane *plane)
+static void decon_atomic_begin(struct exynos_drm_crtc *crtc)
{
struct decon_context *ctx = crtc->ctx;
+ int i;
if (ctx->suspended)
return;
- decon_shadow_protect_win(ctx, plane->index, true);
+ for (i = 0; i < WINDOWS_NR; i++)
+ decon_shadow_protect_win(ctx, i, true);
}
static void decon_update_plane(struct exynos_drm_crtc *crtc,
@@ -517,15 +518,16 @@ static void decon_disable_plane(struct exynos_drm_crtc *crtc,
writel(val, ctx->regs + DECON_UPDATE);
}
-static void decon_atomic_flush(struct exynos_drm_crtc *crtc,
- struct exynos_drm_plane *plane)
+static void decon_atomic_flush(struct exynos_drm_crtc *crtc)
{
struct decon_context *ctx = crtc->ctx;
+ int i;
if (ctx->suspended)
return;
- decon_shadow_protect_win(ctx, plane->index, false);
+ for (i = 0; i < WINDOWS_NR; i++)
+ decon_shadow_protect_win(ctx, i, false);
}
static void decon_init(struct decon_context *ctx)