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| author | Alexander Schmidt <alexs@linux.ibm.com> | 2020-02-28 16:31:13 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2020-04-28 13:49:46 +0200 |
| commit | e6ab7490ffaed83d6581f512e66c7c8cc6f58c2d (patch) | |
| tree | 6bc7ba261847694c51d5336c6b67854f02f23c19 /arch/s390/include/asm | |
| parent | Linux 5.7-rc2 (diff) | |
| download | linux-e6ab7490ffaed83d6581f512e66c7c8cc6f58c2d.tar.xz linux-e6ab7490ffaed83d6581f512e66c7c8cc6f58c2d.zip | |
s390/pci: Expose new port attribute for PCIe functions
Add SysFS attribute that provides the port number for PCI functions
representing a single port of a multi-port device.
Signed-off-by: Alexander Schmidt <alexs@linux.ibm.com>
Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Niklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm')
| -rw-r--r-- | arch/s390/include/asm/pci.h | 1 | ||||
| -rw-r--r-- | arch/s390/include/asm/pci_clp.h | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index 7485ee561fec..11560bfefe48 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -108,6 +108,7 @@ struct zpci_dev { u8 pfgid; /* function group ID */ u8 pft; /* pci function type */ u16 domain; + u8 port; struct mutex lock; u8 pfip[CLP_PFIP_NR_SEGMENTS]; /* pci function internal path */ diff --git a/arch/s390/include/asm/pci_clp.h b/arch/s390/include/asm/pci_clp.h index bd2cb4ea7d93..d8122f534f54 100644 --- a/arch/s390/include/asm/pci_clp.h +++ b/arch/s390/include/asm/pci_clp.h @@ -102,7 +102,8 @@ struct clp_rsp_query_pci { u16 pchid; __le32 bar[PCI_STD_NUM_BARS]; u8 pfip[CLP_PFIP_NR_SEGMENTS]; /* pci function internal path */ - u32 : 16; + u16 : 12; + u16 port : 4; u8 fmb_len; u8 pft; /* pci function type */ u64 sdma; /* start dma as */ |