From: Kishon Vijay Abraham I <kishon@ti.com>
To: Jingoo Han <jg1.han@samsung.com>
Cc: 'Pratyush Anand' <pratyush.anand@st.com>,
'Bjorn Helgaas' <bhelgaas@google.com>,
linux-pci@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
'Kukjin Kim' <kgene.kim@samsung.com>,
'Mohit KUMAR' <Mohit.KUMAR@st.com>,
'Arnd Bergmann' <arnd@arndb.de>, 'Sean Cross' <xobs@kosagi.com>,
'Thierry Reding' <thierry.reding@gmail.com>,
'SRIKANTH TUMKUR SHIVANAND' <ts.srikanth@samsung.com>,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH V3] pci: exynos: split into two parts such as Synopsys part and Exynos part
Date: Thu, 12 Sep 2013 12:04:36 +0530 [thread overview]
Message-ID: <5231607C.10702@ti.com> (raw)
In-Reply-To: <001301ce8772$522dfc50$f689f4f0$@samsung.com>
Hi Jingoo,
On Tuesday 23 July 2013 12:30 PM, Jingoo Han wrote:
> On Tuesday, July 23, 2013 3:30 PM, Kishon Vijay Abraham I wrote:
>> On Tuesday 23 July 2013 06:44 AM, Jingoo Han wrote:
>>> On Tuesday, July 23, 2013 12:04 AM, Kishon Vijay Abraham I wrote:
>>>> On Thursday 18 July 2013 10:51 AM, Jingoo Han wrote:
>>>>> Exynos PCIe IP consists of Synopsys specific part and Exynos
>>>>> specific part. Only core block is a Synopsys designware part;
>>>>> other parts are Exynos specific.
>>>>> Also, the Synopsys designware part can be shared with other
>>>>> platforms; thus, it can be split two parts such as Synopsys
>>>>> designware part and Exynos specific part.
>>>>
>>>> some more queries and comments..
>>>
>> .
>> .
>> <snip>
>> .
>> .
>>>>> + of_pci_range_to_resource(&range, np, &pp->cfg);
>>>>> + pp->config.cfg0_size = resource_size(&pp->cfg)/2;
>>>>> + pp->config.cfg1_size = resource_size(&pp->cfg)/2;
>>>>> + }
>>>>> + }
>>>>> +
>>>>> + pp->dbi_base = devm_ioremap(pp->dev, pp->cfg.start,
>>>>> + resource_size(&pp->cfg));
>>>>
>>>> Why is configuraion space divided into two?
>>>
>>> Sorry, I don't know the exact reason. :(
>>> Pratyush Anand may know about this.
>>> Pratyush Anand, could you answer the question?
>>>
>>> Also, if you find some problems, please let me know.
One more query..
Where is inbound translation configuration done in your driver? how should it
be done?
Thanks
Kishon
next prev parent reply other threads:[~2013-09-12 6:34 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-18 5:21 [PATCH V3] pci: exynos: split into two parts such as Synopsys part and Exynos part Jingoo Han
2013-07-22 15:03 ` Kishon Vijay Abraham I
2013-07-23 1:14 ` Jingoo Han
2013-07-23 4:49 ` Pratyush Anand
2013-07-23 6:29 ` Kishon Vijay Abraham I
2013-07-23 7:00 ` Jingoo Han
2013-07-24 21:02 ` Arnd Bergmann
2013-09-12 6:34 ` Kishon Vijay Abraham I [this message]
2013-09-12 7:15 ` Jingoo Han
2013-09-12 9:30 ` Pratyush Anand
2013-09-12 9:43 ` Kishon Vijay Abraham I
2013-09-12 9:52 ` Pratyush Anand
2013-09-12 10:07 ` Kishon Vijay Abraham I
2013-09-12 10:18 ` Pratyush Anand
2013-09-12 10:46 ` Pratyush Anand
2013-09-12 11:14 ` Kishon Vijay Abraham I
2013-09-21 14:56 ` Kishon Vijay Abraham I
[not found] ` <523DB38B.4070307-l0cyMroinI0@public.gmane.org>
2013-09-21 22:03 ` Arnd Bergmann
[not found] ` <201309220003.34732.arnd-r2nGTMty4D4@public.gmane.org>
2013-09-22 11:16 ` Kishon Vijay Abraham I
2013-09-23 4:14 ` Pratyush Anand
2013-09-23 5:32 ` Kishon Vijay Abraham I
[not found] ` <523FD286.608-l0cyMroinI0@public.gmane.org>
2013-09-23 6:50 ` Pratyush Anand
2013-09-24 21:23 ` Arnd Bergmann
2013-09-26 5:06 ` Kishon Vijay Abraham I
2013-09-26 9:51 ` Arnd Bergmann
[not found] ` <201309261151.42034.arnd-r2nGTMty4D4@public.gmane.org>
2013-09-26 10:12 ` Kishon Vijay Abraham I
2013-09-12 10:25 ` Jingoo Han
2013-07-23 8:42 ` Jingoo Han
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