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s390/pci: fmb enhancements

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Implement the function type specific function measurement block used
in new machines.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2015-06-29 18:47:28 +02:00
committed by Martin Schwidefsky
parent 8fd575200d
commit f9dc447ec8
2 changed files with 75 additions and 21 deletions
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35
arch/s390/include/asm/pci.h
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@@ -31,20 +31,41 @@ int pci_proc_domain(struct pci_bus *);
#define ZPCI_FC_BLOCKED 0x20
#define ZPCI_FC_DMA_ENABLED 0x10
#define ZPCI_FMB_DMA_COUNTER_VALID (1 << 23)
struct zpci_fmb_fmt0 {
u64 dma_rbytes;
u64 dma_wbytes;
};
struct zpci_fmb_fmt1 {
u64 rx_bytes;
u64 rx_packets;
u64 tx_bytes;
u64 tx_packets;
};
struct zpci_fmb_fmt2 {
u64 consumed_work_units;
u64 max_work_units;
};
struct zpci_fmb {
u32 format : 8;
u32 dma_valid : 1;
u32 : 23;
u32 format : 8;
u32 fmt_ind : 24;
u32 samples;
u64 last_update;
/* hardware counters */
/* common counters */
u64 ld_ops;
u64 st_ops;
u64 stb_ops;
u64 rpcit_ops;
u64 dma_rbytes;
u64 dma_wbytes;
u64 pad[2];
/* format specific counters */
union {
struct zpci_fmb_fmt0 fmt0;
struct zpci_fmb_fmt1 fmt1;
struct zpci_fmb_fmt2 fmt2;
};
} __packed __aligned(128);
enum zpci_state {