Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Bjorn Helgaas
On Fri, Oct 26, 2012 at 7:39 PM, Cyberman Wu wrote: > On Sat, Oct 27, 2012 at 12:28 AM, Bjorn Helgaas wrote: >> On Fri, Oct 26, 2012 at 8:08 AM, Chris Metcalf wrote: >> >>> Cyberman: it seems like your bias hack is working for you. But, as Bjorn >>> says, this sounds like a driver bug. What ha

Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Cyberman Wu
On Sat, Oct 27, 2012 at 12:28 AM, Bjorn Helgaas wrote: > On Fri, Oct 26, 2012 at 8:08 AM, Chris Metcalf wrote: > >> Cyberman: it seems like your bias hack is working for you. But, as Bjorn >> says, this sounds like a driver bug. What happens if you just revert your >> changes, but then in mvsas

Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Bjorn Helgaas
On Fri, Oct 26, 2012 at 8:08 AM, Chris Metcalf wrote: > Cyberman: it seems like your bias hack is working for you. But, as Bjorn > says, this sounds like a driver bug. What happens if you just revert your > changes, but then in mvsas.c change the "if (!res_start || !res_len)" to > just say "if

Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Chris Metcalf
On 10/26/2012 4:03 AM, Bjorn Helgaas wrote: > [+cc Chris, also a few comments below] Bjorn, thanks for looping me in. > On Fri, Oct 26, 2012 at 12:59 AM, Cyberman Wu wrote: >> After we upgrade to MDE 4.1.0 from Tilera, we encounter a problem that >> only on HighPoint 2680 card works, I've >> tri

Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Bjorn Helgaas
On Fri, Oct 26, 2012 at 3:01 AM, Cyberman Wu wrote: > We're not using 3.6.x, we're using is from MDE-4.1.0 from Tilera and > it patch 3.0.38. That's fine, but you sent the email to the linux-pci and linux-kernel lists, and on those lists, we're only concerned with the upstream Linux kernels, e.g.

Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Cyberman Wu
We're not using 3.6.x, we're using is from MDE-4.1.0 from Tilera and it patch 3.0.38. >From its release notes that PCIe I/O space is already supported. I provide diff of pci_gx.c between 3.6.3 and MDE-4.1.0 for a hint, since I don't know if it's allowed to use attached file in mail list, and their

Re: PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-26 Thread Bjorn Helgaas
[+cc Chris, also a few comments below] On Fri, Oct 26, 2012 at 12:59 AM, Cyberman Wu wrote: > After we upgrade to MDE 4.1.0 from Tilera, we encounter a problem that > only on HighPoint 2680 card works, I've > tried to fix it, but since most time I'm working in user space, I'm > not sure my fix is

PCIe IO space support on Tilera GX: Is there any one who can confirm my modification to fix it is OK?

2012-10-25 Thread Cyberman Wu
After we upgrade to MDE 4.1.0 from Tilera, we encounter a problem that only on HighPoint 2680 card works, I've tried to fix it, but since most time I'm working in user space, I'm not sure my fix is enough. Their FAE said that the guy who add PCIe I/O space support is on vacation and I can't get hel