linux-kernel - [PATCH] drm/rockchip: analogix_dp: Remove unused check and variables

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Message-Id: <1493469547-2121-1-git-send-email-jeffy.chen@rock-chips.com>
Date:   Sat, 29 Apr 2017 20:39:07 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org
Cc:     tfiga@...omium.org, dbasehore@...omium.org, seanpaul@...omium.org,
        dianders@...omium.org, mark.yao@...k-chips.com,
        Jeffy Chen <jeffy.chen@...k-chips.com>,
        Heiko Stuebner <heiko@...ech.de>,
        dri-devel@...ts.freedesktop.org,
        linux-rockchip@...ts.infradead.org,
        David Airlie <airlied@...ux.ie>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] drm/rockchip: analogix_dp: Remove unused check and variables

Remove unused check and variables after:
drm/rockchip: Set line flag config register in vop_crtc_enable

Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>

---

 drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
index 9bfdbc6..1bccd82 100644
--- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
+++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
@@ -104,17 +104,9 @@ static void analogix_dp_psr_work(struct work_struct *work)
 {
 	struct rockchip_dp_device *dp =
 				container_of(work, typeof(*dp), psr_work);
-	struct drm_crtc *crtc = dp->encoder.crtc;
-	int psr_state = dp->psr_state;
-	int vact_end;
 	int ret;
 	unsigned long flags;
 
-	if (!crtc)
-		return;
-
-	vact_end = crtc->mode.vtotal - crtc->mode.vsync_start + crtc->mode.vdisplay;
-
 	ret = rockchip_drm_wait_vact_end(dp->encoder.crtc,
 					 PSR_WAIT_LINE_FLAG_TIMEOUT_MS);
 	if (ret) {
@@ -123,7 +115,7 @@ static void analogix_dp_psr_work(struct work_struct *work)
 	}
 
 	spin_lock_irqsave(&dp->psr_lock, flags);
-	if (psr_state == EDP_VSC_PSR_STATE_ACTIVE)
+	if (dp->psr_state == EDP_VSC_PSR_STATE_ACTIVE)
 		analogix_dp_enable_psr(dp->dev);
 	else
 		analogix_dp_disable_psr(dp->dev);
-- 
2.1.4