Rajesh Shah <[EMAIL PROTECTED]> wrote: > > On Thu, Sep 01, 2005 at 01:59:32PM -0700, Nguyen, Tom L wrote: > > On Thursday, September 01, 2005 1:10 PM Andrew Morton wrote: > > > Is it not possible to do this in some single centralized place? > > Existing pci_save_state(dev)/pci_restore_state(dev) covers only 64 bytes > > of PCI header. One solution is to extend these APIs to cover up to 256 > > bytes. What do you think? > > > No, we can't have these generic functions blindly save/restore > device specific parts of the config space (offset 64+). I know > of several chipset devices which have read-clear or write-clear > bits where reading/writing would have bad side effects. If at > all the pci core does this, it needs to explicitly walk the > capability list and save/restore the well known capability > registers only. >
OK, thanks. I'll drop Shaohua's reconfigure-msi-registers-after-resume.patch while this gets sorted out. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
