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| author | Brian W Hart <hartb@linux.vnet.ibm.com> | 2013-12-20 13:06:01 -0600 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-30 14:02:32 +1100 |
| commit | ca1de5deb782e1636ed5b898e215a8840ae39230 (patch) | |
| tree | 120e017d57b84e6dfc162ed927369e6bc38f6471 /arch/powerpc/platforms/powernv/pci.h | |
| parent | 20acebdfaec3e15d8a27ab25bf4a2f91b2afa757 (diff) | |
| download | lwn-ca1de5deb782e1636ed5b898e215a8840ae39230.tar.gz lwn-ca1de5deb782e1636ed5b898e215a8840ae39230.zip | |
powernv/eeh: Add buffer for P7IOC hub error data
Prevent ioda_eeh_hub_diag() from clobbering itself when called by supplying
a per-PHB buffer for P7IOC hub diagnostic data. Take care to inform OPAL of
the correct size for the buffer.
[Small style change to the use of sizeof -- BenH]
Signed-off-by: Brian W Hart <hartb@linux.vnet.ibm.com>
Acked-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/powernv/pci.h')
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h index 911c24ef033e..1ed8d5f40f5a 100644 --- a/arch/powerpc/platforms/powernv/pci.h +++ b/arch/powerpc/platforms/powernv/pci.h @@ -172,11 +172,13 @@ struct pnv_phb { } ioda; }; - /* PHB status structure */ + /* PHB and hub status structure */ union { unsigned char blob[PNV_PCI_DIAG_BUF_SIZE]; struct OpalIoP7IOCPhbErrorData p7ioc; + struct OpalIoP7IOCErrorData hub_diag; } diag; + }; extern struct pci_ops pnv_pci_ops; |