diff options
| author | Niklas Schnelle <schnelle@linux.ibm.com> | 2024-12-13 14:47:28 +0100 |
|---|---|---|
| committer | Alexander Gordeev <agordeev@linux.ibm.com> | 2024-12-16 16:14:26 +0100 |
| commit | 4ec6054e7321dc24ebccaa08b3af0d590f5666e6 (patch) | |
| tree | 337a64dcb32b82eb6f635fae7d5b1163d348775e /arch/s390/include/asm/sclp.h | |
| parent | fac04efc5c793dccbd07e2d59af9f90b7fc0dca4 (diff) | |
s390/pci: Report PCI error recovery results via SCLP
Add a mechanism with which the status of PCI error recovery runs
is reported to the platform. Together with the status supply additional
information that may aid in problem determination.
Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/sclp.h')
| -rw-r--r-- | arch/s390/include/asm/sclp.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h index eb00fa1771da..3267631b5adc 100644 --- a/arch/s390/include/asm/sclp.h +++ b/arch/s390/include/asm/sclp.h @@ -16,6 +16,11 @@ /* 24 + 16 * SCLP_MAX_CORES */ #define EXT_SCCB_READ_CPU (3 * PAGE_SIZE) +#define SCLP_ERRNOTIFY_AQ_RESET 0 +#define SCLP_ERRNOTIFY_AQ_REPAIR 1 +#define SCLP_ERRNOTIFY_AQ_INFO_LOG 2 +#define SCLP_ERRNOTIFY_AQ_OPTICS_DATA 3 + #ifndef __ASSEMBLY__ #include <linux/uio.h> #include <asm/chpid.h> @@ -111,6 +116,34 @@ struct sclp_info { }; extern struct sclp_info sclp; +struct sccb_header { + u16 length; + u8 function_code; + u8 control_mask[3]; + u16 response_code; +} __packed; + +struct evbuf_header { + u16 length; + u8 type; + u8 flags; + u16 _reserved; +} __packed; + +struct err_notify_evbuf { + struct evbuf_header header; + u8 action; + u8 atype; + u32 fh; + u32 fid; + u8 data[]; +} __packed; + +struct err_notify_sccb { + struct sccb_header header; + struct err_notify_evbuf evbuf; +} __packed; + struct zpci_report_error_header { u8 version; /* Interface version byte */ u8 action; /* Action qualifier byte |