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From: Christoph Hellwig <hch@lst.de>
To: Thierry Reding <thierry.reding@gmail.com>
Cc: Nipun Gupta <nipun.gupta@nxp.com>,
	robin.murphy@arm.com, hch@lst.de, linux@armlinux.org.uk,
	gregkh@linuxfoundation.org, m.szyprowski@samsung.com,
	bhelgaas@google.com, zajec5@gmail.com, andy.gross@linaro.org,
	david.brown@linaro.org, dan.j.williams@intel.com,
	vinod.koul@intel.com, robh+dt@kernel.org, frowand.list@gmail.com,
	jarkko.sakkinen@linux.intel.com, rafael.j.wysocki@intel.com,
	dmitry.torokhov@gmail.com, johan@kernel.org, msuchanek@suse.de,
	linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	linux-wireless@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-soc@vger.kernel.org, dmaengine@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org,
	devicetree@vger.kernel.org, linux-pci@vger.kernel.org,
	bharat.bhushan@nxp.com, leoyang.li@nxp.com
Subject: Re: [PATCH v4 1/2] dma-mapping: move dma configuration to bus infrastructure
Date: Thu, 3 May 2018 14:21:47 +0200	[thread overview]
Message-ID: <20180503122147.GB18590@lst.de> (raw)
In-Reply-To: <20180430104124.GE2476@ulmo>

On Mon, Apr 30, 2018 at 12:41:24PM +0200, Thierry Reding wrote:
> On Sat, Apr 28, 2018 at 08:21:58AM +0530, Nipun Gupta wrote:
> [...]
> > diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c
> > index 88a3558..a9ec99d 100644
> > --- a/drivers/gpu/host1x/bus.c
> > +++ b/drivers/gpu/host1x/bus.c
> > @@ -314,6 +314,13 @@ static int host1x_device_match(struct device *dev, struct device_driver *drv)
> >  	return strcmp(dev_name(dev), drv->name) == 0;
> >  }
> >  
> > +static int host1x_dma_configure(struct device *dev)
> > +{
> > +	if (dev->of_node)
> > +		return of_dma_configure(dev, dev->of_node);
> 
> The conditional here is somewhat pointless since the of_node should
> always be set. If it weren't it should be considered a bug and this
> function welcome to crash to make that very obvious.

Agreed.  Please remove the check for the resend.

  reply	other threads:[~2018-05-03 12:21 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-12 15:24 [PATCH] " Nipun Gupta
2018-03-12 16:44 ` Sinan Kaya
2018-03-13  4:22   ` Nipun Gupta
2018-03-13  7:27     ` hch
2018-03-13  7:34 ` Christoph Hellwig
2018-03-13 15:59   ` Nipun Gupta
2018-03-14  9:03     ` Christoph Hellwig
2018-03-13 11:35 ` Robin Murphy
2018-03-13 16:11   ` Nipun Gupta
2018-03-14  9:02   ` Christoph Hellwig
2018-03-13 21:53 ` kbuild test robot
2018-03-13 21:53 ` [RFC PATCH] dma-mapping: platform_dma_configure() can be static kbuild test robot
2018-03-14  5:48 ` [dma] 9a019f4251: BUG:unable_to_handle_kernel kernel test robot
2018-03-21  6:55 ` [PATCH v2 1/2] dma-mapping: move dma configuration to bus infrastructure Nipun Gupta
2018-03-21  6:55   ` [PATCH v2 2/2] drivers: remove force dma flag from buses Nipun Gupta
2018-03-21  9:35     ` Greg KH
2018-03-21 16:28       ` Nipun Gupta
2018-03-21 17:49         ` Greg KH
2018-03-22  8:19     ` Christoph Hellwig
2018-03-22 15:13       ` Nipun Gupta
2018-03-23 16:09     ` kbuild test robot
2018-03-23 17:41     ` kbuild test robot
2018-03-21  7:19   ` [PATCH v2 1/2] dma-mapping: move dma configuration to bus infrastructure Bharat Bhushan
2018-03-21  7:29     ` Nipun Gupta
2018-03-22  8:17     ` hch
2018-03-21  9:29   ` Greg KH
2018-03-21 16:13     ` Nipun Gupta
2018-03-22  8:15   ` Christoph Hellwig
2018-03-22 15:05     ` Nipun Gupta
2018-03-24  9:25   ` kbuild test robot
2018-03-30  7:15 ` [PATCH] " Christoph Hellwig
2018-03-30  7:17   ` Nipun Gupta
2018-03-30  9:05   ` Greg KH
2018-03-30  7:54 ` [PATCH v3 1/2] " Nipun Gupta
2018-03-30  7:54   ` [PATCH v3 2/2] drivers: remove force dma flag from buses Nipun Gupta
2018-04-09 20:27     ` Rob Herring
2018-04-10 19:21     ` Bjorn Helgaas
2018-04-10 19:20   ` [PATCH v3 1/2] dma-mapping: move dma configuration to bus infrastructure Bjorn Helgaas
2018-04-23 12:56     ` Christoph Hellwig
2018-04-23 12:56   ` Christoph Hellwig
2018-04-27 17:10     ` Nipun Gupta
2018-04-28  2:51 ` [PATCH v4 " Nipun Gupta
2018-04-28  2:51   ` [PATCH v4 2/2] drivers: remove force dma flag from buses Nipun Gupta
2018-05-01 12:34     ` Rob Herring
2018-05-03 16:36     ` Vinod Koul
2018-04-30 10:41   ` [PATCH v4 1/2] dma-mapping: move dma configuration to bus infrastructure Thierry Reding
2018-05-03 12:21     ` Christoph Hellwig [this message]
2018-05-03 12:21   ` Christoph Hellwig

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