From: Tomasz Figa <tfiga@chromium.org>
Date: Tue, 30 Jan 2018 21:28:31 +0100
Subject: drm/rockchip: Get rid of unnecessary struct fields
Git-commit: b4a92d0eef5ab1f81282c9ebca1822d99a35547a
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

This patch removes unused fields from vop structure.

Signed-off-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Thierry Escande <thierry.escande@collabora.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20180130202913.28724-2-thierry.escande@collabora.com

Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/rockchip/rockchip_drm_vop.c |    5 -----
 1 file changed, 5 deletions(-)

--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -95,9 +95,6 @@ struct vop {
 	struct drm_device *drm_dev;
 	bool is_enabled;
 
-	/* mutex vsync_ work */
-	struct mutex vsync_mutex;
-	bool vsync_work_pending;
 	struct completion dsp_hold_completion;
 
 	/* protected by dev->event_lock */
@@ -1555,8 +1552,6 @@ static int vop_bind(struct device *dev,
 	spin_lock_init(&vop->reg_lock);
 	spin_lock_init(&vop->irq_lock);
 
-	mutex_init(&vop->vsync_mutex);
-
 	ret = devm_request_irq(dev, vop->irq, vop_isr,
 			       IRQF_SHARED, dev_name(dev), vop);
 	if (ret)