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authorRahul Sharma <rahul.sharma@samsung.com>2014-05-28 08:11:11 +0200
committerInki Dae <daeinki@gmail.com>2014-06-01 19:07:12 +0200
commit972145c741df9a259f3cdc89c974b6e1bfadcf6e (patch)
treef0875b4df9c01e1ac9c332516c22f61750f49ae5
parentdrm/exynos: Fix checkpatch warning in exynos_dp_reg.c (diff)
downloadlinux-972145c741df9a259f3cdc89c974b6e1bfadcf6e.tar.xz
linux-972145c741df9a259f3cdc89c974b6e1bfadcf6e.zip
drm/exynos: remove hardware overlays disable from fimd probe
System hangs when FIMD registers are accessed to disable hardware overlays. This is because of the clocks which are not enabled before register access. 'Hardware overlay disable' is cleaned from the FIMD probe. Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fimd.c17
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index bd30d0c05950..2ec634f7930a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -703,19 +703,6 @@ static void fimd_win_disable(struct exynos_drm_manager *mgr, int zpos)
win_data->enabled = false;
}
-static void fimd_clear_win(struct fimd_context *ctx, int win)
-{
- writel(0, ctx->regs + WINCON(win));
- writel(0, ctx->regs + VIDOSD_A(win));
- writel(0, ctx->regs + VIDOSD_B(win));
- writel(0, ctx->regs + VIDOSD_C(win));
-
- if (win == 1 || win == 2)
- writel(0, ctx->regs + VIDOSD_D(win));
-
- fimd_shadow_protect_win(ctx, win, false);
-}
-
static void fimd_window_suspend(struct exynos_drm_manager *mgr)
{
struct fimd_context *ctx = mgr->ctx;
@@ -898,16 +885,12 @@ static int fimd_bind(struct device *dev, struct device *master, void *data)
{
struct fimd_context *ctx = fimd_manager.ctx;
struct drm_device *drm_dev = data;
- int win;
fimd_mgr_initialize(&fimd_manager, drm_dev);
exynos_drm_crtc_create(&fimd_manager);
if (ctx->display)
exynos_drm_create_enc_conn(drm_dev, ctx->display);
- for (win = 0; win < WINDOWS_NR; win++)
- fimd_clear_win(ctx, win);
-
return 0;
}