From: Ayan Halder <Ayan.Halder@arm.com>
To: Ayan Halder <Ayan.Halder@arm.com>,
"james qian wang (Arm Technology China)"
<james.qian.wang@arm.com>, Liviu Dudau <Liviu.Dudau@arm.com>,
Brian Starkey <Brian.Starkey@arm.com>,
"daniel@ffwll.ch" <daniel@ffwll.ch>,
"airlied@linux.ie" <airlied@linux.ie>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: nd <nd@arm.com>
Subject: [PATCH] drm/komeda: Avoid using DRIVER_IRQ_SHARED
Date: Fri, 7 Jun 2019 10:46:45 +0000 [thread overview]
Message-ID: <20190607104629.28791-1-ayan.halder@arm.com> (raw)
With reference to mainline commit (1ff494813bafa127ecba1160262ba39b2fdde7ba),
DRIVER_IRQ_SHARED is to be used only by legacy drivers. Further,
drm_irq_install() ignores this flag altogether.
One needs to use devm_request_irq() instead, with IRQF_SHARED to create a shared
interrupt handler.
Signed-off-by: Ayan Kumar halder <ayan.halder@arm.com>
---
drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
index 86f6542afb40..7b5cde14e3ba 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
@@ -194,7 +194,9 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
drm_mode_config_reset(drm);
- err = drm_irq_install(drm, mdev->irq);
+ err = devm_request_irq(drm->dev, mdev->irq,
+ komeda_kms_driver.irq_handler, IRQF_SHARED,
+ drm->driver->name, drm);
if (err)
goto cleanup_mode_config;
--
2.21.0
reply other threads:[~2019-06-07 10:47 UTC|newest]
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