linux-kernel - Re: [PATCH 2/5] DRM: Armada: Use devm_ioremap

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Date:	Thu, 31 Oct 2013 15:12:33 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	David Airlie <airlied@...ux.ie>
Cc:	linux-kernel@...r.kernel.org, patches@...aro.org,
	dri-devel@...ts.freedesktop.org,
	Tushar Behera <tushar.behera@...aro.org>
Subject: Re: [PATCH 2/5] DRM: Armada: Use devm_ioremap_resource

On Thu, Oct 31, 2013 at 04:38:04PM +0530, Tushar Behera wrote:
> While at it, propagate the error code.
> 
> Signed-off-by: Tushar Behera <tushar.behera@...aro.org>
> CC: dri-devel@...ts.freedesktop.org
> CC: Russell King <rmk+kernel@....linux.org.uk>
> CC: David Airlie <airlied@...ux.ie>
> ---
>  drivers/gpu/drm/armada/armada_crtc.c |    8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c
> index d8e3982..2b6e7b7 100644
> --- a/drivers/gpu/drm/armada/armada_crtc.c
> +++ b/drivers/gpu/drm/armada/armada_crtc.c
> @@ -1037,11 +1037,9 @@ int armada_drm_crtc_create(struct drm_device *dev, unsigned num,
>  	if (ret)
>  		return ret;
>  
> -	base = devm_request_and_ioremap(dev->dev, res);
> -	if (!base) {
> -		DRM_ERROR("failed to ioremap register\n");
> -		return -ENOMEM;
> -	}
> +	base = devm_ioremap_resource(dev->dev, res);
> +	if (IS_ERR(base))
> +		return PTR_ERR(base);

David,

Do you want to take this directly, or shall I and send you another pull?
I have a few other minor patches for armada as well (implementing the
lastclose callback, and destroying the framebuffer associated with the
fb helper only after the fb helper has been finalised.

Thanks.
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