Re: [PATCH v3] drm/hisilicon: Fixed the warning: Assignment of 0/1 to bool variable

From: Thomas Zimmermann <tzimmermann@suse.de>
To: Tian Tao <tiantao6@hisilicon.com>,
	airlied@linux.ie, daniel@ffwll.ch, kraxel@redhat.com,
	alexander.deucher@amd.com, tglx@linutronix.de,
	dri-devel@lists.freedesktop.org, xinliang.liu@linaro.org,
	linux-kernel@vger.kernel.org
Cc: linuxarm@huawei.com
Subject: Re: [PATCH v3] drm/hisilicon: Fixed the warning: Assignment of 0/1 to bool variable
Date: Wed, 29 Jul 2020 10:34:47 +0200	[thread overview]
Message-ID: <e8035faa-8f0f-4269-ef20-24408baa6f7a@suse.de> (raw)
In-Reply-To: <1595940907-17874-1-git-send-email-tiantao6@hisilicon.com>

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Am 28.07.20 um 14:55 schrieb Tian Tao:
> fixed the following warning:
> hibmc_drm_drv.c:296:1-18:WARNING: Assignment of 0/1 to bool variable.
> hibmc_drm_drv.c:301:2-19: WARNING: Assignment of 0/1 to bool variable.
> 
> v2:
> using the pci_dev.msi_enabled instead of priv->msi_enabled.
> 
> v3:
> just call pci_enable_msi() and pci_disable_msi(), it's no need to
> set dev->pdev->msi_enabled again.
> 
> Signed-off-by: Tian Tao <tiantao6@hisilicon.com>

Thanks. Added to drm-misc-next

Best regards
Thomas

> ---
>  drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 5 +----
>  drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 1 -
>  2 files changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> index 249c298..b8d839a 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> @@ -254,9 +254,8 @@ static int hibmc_unload(struct drm_device *dev)
>  
>  	if (dev->irq_enabled)
>  		drm_irq_uninstall(dev);
> -	if (priv->msi_enabled)
> -		pci_disable_msi(dev->pdev);
>  
> +	pci_disable_msi(dev->pdev);
>  	hibmc_kms_fini(priv);
>  	hibmc_mm_fini(priv);
>  	dev->dev_private = NULL;
> @@ -294,12 +293,10 @@ static int hibmc_load(struct drm_device *dev)
>  		goto err;
>  	}
>  
> -	priv->msi_enabled = 0;
>  	ret = pci_enable_msi(dev->pdev);
>  	if (ret) {
>  		DRM_WARN("enabling MSI failed: %d\n", ret);
>  	} else {
> -		priv->msi_enabled = 1;
>  		ret = drm_irq_install(dev, dev->pdev->irq);
>  		if (ret)
>  			DRM_WARN("install irq failed: %d\n", ret);
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> index 6097687..a683763 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> @@ -25,7 +25,6 @@ struct hibmc_drm_private {
>  	void __iomem   *fb_map;
>  	unsigned long  fb_base;
>  	unsigned long  fb_size;
> -	bool msi_enabled;
>  
>  	/* drm */
>  	struct drm_device  *dev;
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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