Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Jonas Karlman <jonas@kwiboo.se>
Subject: [PATCH 4/4] drm/rockchip: vop2: Add missing call to crtc reset helper
Date:   Tue, 20 Jun 2023 06:47:39 +0000 (UTC)
Message-ID: <20230620064732.1525594-5-jonas@kwiboo.se>
In-Reply-To: <20230620064732.1525594-1-jonas@kwiboo.se>
References: <20230620064732.1525594-1-jonas@kwiboo.se>
MIME-Version: 1.0
To:     Sandy Huang <hjc@rock-chips.com>, Heiko Stuebner <heiko@sntech.de>,
        David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh@kernel.org>,
        Andy Yan <andy.yan@rock-chips.com>,
        Sascha Hauer <s.hauer@pengutronix.de>
Cc:     Mark Yao <markyao0591@gmail.com>, dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
        Jonas Karlman <jonas@kwiboo.se>
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset=us-ascii
Precedence: bulk

Add missing call to crtc reset helper to properly vblank reset.

Also move vop2_crtc_reset and call vop2_crtc_destroy_state to simplify
and remove duplicated code.

Fixes: 604be85547ce ("drm/rockchip: Add VOP2 driver")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
---
 drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 28 ++++++++------------
 1 file changed, 11 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
index f725487d02ef..1be84fe0208f 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
@@ -2080,23 +2080,6 @@ static const struct drm_crtc_helper_funcs vop2_crtc_helper_funcs = {
 	.atomic_disable = vop2_crtc_atomic_disable,
 };
 
-static void vop2_crtc_reset(struct drm_crtc *crtc)
-{
-	struct rockchip_crtc_state *vcstate = to_rockchip_crtc_state(crtc->state);
-
-	if (crtc->state) {
-		__drm_atomic_helper_crtc_destroy_state(crtc->state);
-		kfree(vcstate);
-	}
-
-	vcstate = kzalloc(sizeof(*vcstate), GFP_KERNEL);
-	if (!vcstate)
-		return;
-
-	crtc->state = &vcstate->base;
-	crtc->state->crtc = crtc;
-}
-
 static struct drm_crtc_state *vop2_crtc_duplicate_state(struct drm_crtc *crtc)
 {
 	struct rockchip_crtc_state *vcstate;
@@ -2123,6 +2106,17 @@ static void vop2_crtc_destroy_state(struct drm_crtc *crtc,
 	kfree(vcstate);
 }
 
+static void vop2_crtc_reset(struct drm_crtc *crtc)
+{
+	struct rockchip_crtc_state *vcstate =
+		kzalloc(sizeof(*vcstate), GFP_KERNEL);
+
+	if (crtc->state)
+		vop2_crtc_destroy_state(crtc, crtc->state);
+
+	__drm_atomic_helper_crtc_reset(crtc, &vcstate->base);
+}
+
 static const struct drm_crtc_funcs vop2_crtc_funcs = {
 	.set_config = drm_atomic_helper_set_config,
 	.page_flip = drm_atomic_helper_page_flip,
-- 
2.41.0