linux-kernel - Re: [PATCH 6/9] powerpc/pci: Use dev_is_pci() to check whether it is pci device

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Date:	Tue, 17 Dec 2013 10:02:17 +0800
From:	Wei Yang <weiyang@...ux.vnet.ibm.com>
To:	Yijing Wang <wangyijing@...wei.com>
Cc:	Wei Yang <weiyang@...ux.vnet.ibm.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org, Hanjun Guo <guohanjun@...wei.com>,
	Scott Wood <scottwood@...escale.com>,
	linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH 6/9] powerpc/pci: Use dev_is_pci() to check whether it is
 pci device

On Mon, Dec 16, 2013 at 05:05:05PM +0800, Yijing Wang wrote:
>On 2013/12/16 15:13, Wei Yang wrote:
>> Yijing,
>> 
>> This one looks good.
>> 
>> While I take a look at the source code, there are around 20 places with
>> similar style. Do you think it would be good to change all these places
>> in one patch?
>
>I sent the other similar changes to related maillist, some of them (David, Greg )has been accepted,
>and other is not. :)
>
>eg.
>http://article.gmane.org/gmane.linux.kernel/1608341/match=dev_is_pci

Ah, I see. Thanks :-)

>
>Thanks!
>Yijing.
>
>> 
>> On Thu, Dec 05, 2013 at 08:01:20PM +0800, Yijing Wang wrote:
>>> Use PCI standard marco dev_is_pci() instead of directly compare
>>> pci_bus_type to check whether it is pci device.
>>>
>>> Signed-off-by: Yijing Wang <wangyijing@...wei.com>
>>> ---
>>> arch/powerpc/sysdev/fsl_pci.c |    2 +-
>>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>>
>>> diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
>>> index 4dfd61d..7066e52 100644
>>> --- a/arch/powerpc/sysdev/fsl_pci.c
>>> +++ b/arch/powerpc/sysdev/fsl_pci.c
>>> @@ -122,7 +122,7 @@ static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask)
>>> 	 * address width of the SoC such that we can address any internal
>>> 	 * SoC address from across PCI if needed
>>> 	 */
>>> -	if ((dev->bus == &pci_bus_type) &&
>>> +	if ((dev_is_pci(dev)) &&
>>> 	    dma_mask >= DMA_BIT_MASK(MAX_PHYS_ADDR_BITS)) {
>>> 		set_dma_ops(dev, &dma_direct_ops);
>>> 		set_dma_offset(dev, pci64_dma_offset);
>>> -- 
>>> 1.7.1
>>>
>>>
>>> _______________________________________________
>>> Linuxppc-dev mailing list
>>> Linuxppc-dev@...ts.ozlabs.org
>>> https://lists.ozlabs.org/listinfo/linuxppc-dev
>> 
>
>
>-- 
>Thanks!
>Yijing

-- 
Richard Yang
Help you, Help me

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