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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Dave Stevenson <dave.stevenson@raspberrypi.com>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	Douglas Anderson <dianders@chromium.org>,
	Rob Clark <robdclark@gmail.com>,
	Abhinav Kumar <quic_abhinavk@quicinc.com>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	Sean Paul <sean@poorly.run>,
	Marijn Suijten <marijn.suijten@somainline.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Jessica Zhang <quic_jesszhan@quicinc.com>
Cc: Marek Vasut <marex@denx.de>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org
Subject: [RFC PATCH 04/10] drm/msm/dsi: use dsi_mgr_bridge_power_off in dsi_mgr_bridge_post_disable
Date: Mon, 16 Oct 2023 19:53:49 +0300	[thread overview]
Message-ID: <20231016165355.1327217-5-dmitry.baryshkov@linaro.org> (raw)
In-Reply-To: <20231016165355.1327217-1-dmitry.baryshkov@linaro.org>

Simplify dsi_mgr_bridge_post_disable() by using
dsi_mgr_bridge_power_off() instead of hand-coding the same call
sequence.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/dsi/dsi_manager.c | 24 +++++-------------------
 1 file changed, 5 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index 896f369fdd53..9fa1f29ec11a 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c
@@ -372,8 +372,10 @@ static void dsi_mgr_bridge_post_disable(struct drm_bridge *bridge)
 	 * It is safe to call dsi_mgr_phy_disable() here because a single PHY
 	 * won't be diabled until both PHYs request disable.
 	 */
-	if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
-		goto disable_phy;
+	if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id)) {
+		dsi_mgr_phy_disable(id);
+		return;
+	}
 
 	ret = msm_dsi_host_disable(host);
 	if (ret)
@@ -385,26 +387,10 @@ static void dsi_mgr_bridge_post_disable(struct drm_bridge *bridge)
 			pr_err("%s: host1 disable failed, %d\n", __func__, ret);
 	}
 
-	msm_dsi_host_disable_irq(host);
-	if (is_bonded_dsi && msm_dsi1)
-		msm_dsi_host_disable_irq(msm_dsi1->host);
-
 	/* Save PHY status if it is a clock source */
 	msm_dsi_phy_pll_save_state(msm_dsi->phy);
 
-	ret = msm_dsi_host_power_off(host);
-	if (ret)
-		pr_err("%s: host %d power off failed,%d\n", __func__, id, ret);
-
-	if (is_bonded_dsi && msm_dsi1) {
-		ret = msm_dsi_host_power_off(msm_dsi1->host);
-		if (ret)
-			pr_err("%s: host1 power off failed, %d\n",
-								__func__, ret);
-	}
-
-disable_phy:
-	dsi_mgr_phy_disable(id);
+	dsi_mgr_bridge_power_off(bridge);
 }
 
 static void dsi_mgr_bridge_mode_set(struct drm_bridge *bridge,
-- 
2.42.0


  parent reply	other threads:[~2023-10-16 16:56 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-16 16:53 [RFC PATCH 00/10] drm/mipi-dsi: another attempt at sorting out DSI link powerup Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 01/10] Revert "drm/bridge: tc358762: Split register programming from pre-enable to enable" Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 02/10] drm/mipi-dsi: document DSI hosts limitations Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 03/10] drm/mipi-dsi: add API for manual control over the DSI link power state Dmitry Baryshkov
2023-10-19  9:26   ` Maxime Ripard
2023-10-19 11:19     ` Dmitry Baryshkov
2023-10-19 11:42       ` Alexander Stein
2023-10-22 10:49         ` Dmitry Baryshkov
2023-10-23  6:52           ` Alexander Stein
2023-10-23  7:34             ` Dmitry Baryshkov
2023-10-23  8:14               ` Alexander Stein
2023-10-23  8:40                 ` Dmitry Baryshkov
2023-10-25 12:44       ` Maxime Ripard
2023-10-25 15:16         ` Dmitry Baryshkov
2023-10-26  8:04           ` Maxime Ripard
2023-10-26  8:41             ` Dmitry Baryshkov
2023-11-07 10:57               ` Maxime Ripard
2023-11-07 11:22                 ` Greg Kroah-Hartman
2023-11-07 12:18                   ` Maxime Ripard
2023-11-07 15:26                     ` Greg Kroah-Hartman
2023-11-08 15:34                       ` Maxime Ripard
2023-11-08 15:58                         ` Laurent Pinchart
2023-11-29  8:57                           ` Neil Armstrong
2023-11-27 16:06               ` Michael Walle
2023-11-28 16:49                 ` Dmitry Baryshkov
2023-11-28 16:55                   ` Michael Walle
2023-11-28 17:12                     ` Dmitry Baryshkov
2023-11-28 19:50                       ` Michael Walle
2023-11-28 20:23                         ` Dmitry Baryshkov
2023-11-28 22:20                           ` Michael Walle
2023-11-28 22:21                             ` Dmitry Baryshkov
2023-11-28 22:44                               ` Michael Walle
2023-10-23  7:35   ` Neil Armstrong
2023-10-23  7:40     ` Dmitry Baryshkov
2023-10-16 16:53 ` Dmitry Baryshkov [this message]
2023-10-16 16:53 ` [RFC PATCH 05/10] drm/msm/dsi: implement manual power control Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 06/10] drm/bridge: tc358762: add support for manual DSI " Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 07/10] drm/bridge: ps8640: require " Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 08/10] drm/bridge: lt9611: mark for automatic " Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 09/10] drm/bridge: lt9611uxc: implement " Dmitry Baryshkov
2023-10-16 16:53 ` [RFC PATCH 10/10] drm/msm/dsi: drop (again) the ps8640 workaround Dmitry Baryshkov

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