linux-kernel - [PATCH drm/hisilicon 3/3] drm/hisilicon: Use the new api devm_drm_irq

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Date:   Wed, 2 Dec 2020 16:47:15 +0800
From:   Tian Tao <tiantao6@...ilicon.com>
To:     <airlied@...ux.ie>, <daniel@...ll.ch>, <tzimmermann@...e.de>,
        <kraxel@...hat.com>, <alexander.deucher@....com>,
        <tglx@...utronix.de>, <dri-devel@...ts.freedesktop.org>,
        <xinliang.liu@...aro.org>, <maarten.lankhorst@...ux.intel.com>,
        <mripard@...nel.org>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH drm/hisilicon 3/3] drm/hisilicon: Use the new api devm_drm_irq_install

Use devm_drm_irq_install to register interrupts so that
drm_irq_uninstall is not called when hibmc is removed.

Signed-off-by: Tian Tao <tiantao6@...ilicon.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@...e.de>
---
 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
index 13e8a28..8020604 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
@@ -247,9 +247,6 @@ static int hibmc_unload(struct drm_device *dev)
 
 	drm_atomic_helper_shutdown(dev);
 
-	if (dev->irq_enabled)
-		drm_irq_uninstall(dev);
-
 	pci_disable_msi(dev->pdev);
 	hibmc_kms_fini(priv);
 	hibmc_mm_fini(priv);
@@ -284,7 +281,7 @@ static int hibmc_load(struct drm_device *dev)
 	if (ret) {
 		drm_warn(dev, "enabling MSI failed: %d\n", ret);
 	} else {
-		ret = drm_irq_install(dev, dev->pdev->irq);
+		ret = devm_drm_irq_install(dev, dev->pdev->irq);
 		if (ret)
 			drm_warn(dev, "install irq failed: %d\n", ret);
 	}
-- 
2.7.4