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Fri, 2 Aug 2019 08:07:52 +0000 From: "Lowry Li (Arm Technology China)" To: Liviu Dudau , "james qian wang (Arm Technology China)" , "maarten.lankhorst@linux.intel.com" , "seanpaul@chromium.org" , "airlied@linux.ie" , Brian Starkey CC: "Julien Yin (Arm Technology China)" , "Jonathan Chai (Arm Technology China)" , Ayan Halder , "dri-devel@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" , nd Subject: [PATCH] drm/komeda: Initialize and enable output polling on Komeda Thread-Topic: [PATCH] drm/komeda: Initialize and enable output polling on Komeda Thread-Index: AQHVSQliwT6n8KpuCU6FxpOSkLMZqQ== Date: Fri, 2 Aug 2019 08:07:52 +0000 Message-ID: <1564733249-24329-1-git-send-email-lowry.li@arm.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [113.29.88.7] x-clientproxiedby: HK0P153CA0038.APCP153.PROD.OUTLOOK.COM (2603:1096:203:17::26) To VI1PR08MB5488.eurprd08.prod.outlook.com (2603:10a6:803:137::22) Authentication-Results-Original: spf=none (sender IP is ) smtp.mailfrom=Lowry.Li@arm.com; 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Changes since v1: 1. Enable the polling before registering the driver; 2. Disable the polling after unregistering the driver. Changes since v2: 1. If driver register failed, disable the polling. Signed-off-by: Lowry Li (Arm Technology China) --- drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/= drm/arm/display/komeda/komeda_kms.c index 419a8b0..d50e75f 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c @@ -15,6 +15,7 @@ #include #include #include +#include =20 #include "komeda_dev.h" #include "komeda_framebuffer.h" @@ -315,6 +316,8 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_= dev *mdev) =20 drm->irq_enabled =3D true; =20 + drm_kms_helper_poll_init(drm); + err =3D drm_dev_register(drm, 0); if (err) goto cleanup_mode_config; @@ -322,6 +325,7 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_= dev *mdev) return kms; =20 cleanup_mode_config: + drm_kms_helper_poll_fini(drm); drm->irq_enabled =3D false; drm_mode_config_cleanup(drm); komeda_kms_cleanup_private_objs(kms); @@ -338,6 +342,7 @@ void komeda_kms_detach(struct komeda_kms_dev *kms) drm->irq_enabled =3D false; mdev->funcs->disable_irq(mdev); drm_dev_unregister(drm); + drm_kms_helper_poll_fini(drm); component_unbind_all(mdev->dev, drm); komeda_kms_cleanup_private_objs(kms); drm_mode_config_cleanup(drm); --=20 1.9.1