From 468769bf6abbaaed2547b8c43e989ab5dc787900 Mon Sep 17 00:00:00 2001 From: Andrzej Hajda Date: Fri, 1 Jul 2016 15:57:41 +0200 Subject: drm/exynos/dsi: make te-gpios optional In case of HW-TRIGGER te-gpios interrupt is not necessary. With this patch we can get rid of 60 interrupt callbacks per second. Change-Id: Ifbe6b55eefe41e5de63e0be58c7c34054d8e73be Signed-off-by: Andrzej Hajda --- drivers/gpu/drm/exynos/exynos_drm_dsi.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/exynos/exynos_drm_dsi.c') diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 51c21b2ae4f0..36618c03ff00 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1318,9 +1318,8 @@ static int exynos_dsi_register_te_irq(struct exynos_dsi *dsi) dsi->te_gpio = of_get_named_gpio(dsi->panel_node, "te-gpios", 0); if (!gpio_is_valid(dsi->te_gpio)) { - dev_err(dsi->dev, "no te-gpios specified\n"); - ret = dsi->te_gpio; - goto out; + dev_info(dsi->dev, "no te-gpios specified\n"); + return 0; } ret = gpio_request(dsi->te_gpio, "te_gpio"); -- cgit v1.2.3