| /* |
| * drivers/s390/cio/qdio_perf.h |
| * |
| * Copyright IBM Corp. 2008 |
| * |
| * Author: Jan Glauber (jang@linux.vnet.ibm.com) |
| */ |
| #ifndef QDIO_PERF_H |
| #define QDIO_PERF_H |
| |
| #include <linux/types.h> |
| #include <linux/device.h> |
| #include <asm/atomic.h> |
| |
| struct qdio_perf_stats { |
| /* interrupt handler calls */ |
| atomic_long_t qdio_int; |
| atomic_long_t pci_int; |
| atomic_long_t thin_int; |
| |
| /* tasklet runs */ |
| atomic_long_t tasklet_inbound; |
| atomic_long_t tasklet_outbound; |
| atomic_long_t tasklet_thinint; |
| atomic_long_t tasklet_thinint_loop; |
| atomic_long_t thinint_inbound; |
| atomic_long_t thinint_inbound_loop; |
| atomic_long_t thinint_inbound_loop2; |
| |
| /* signal adapter calls */ |
| atomic_long_t siga_out; |
| atomic_long_t siga_in; |
| atomic_long_t siga_sync; |
| |
| /* misc */ |
| atomic_long_t inbound_handler; |
| atomic_long_t outbound_handler; |
| atomic_long_t fast_requeue; |
| |
| /* for debugging */ |
| atomic_long_t debug_tl_out_timer; |
| atomic_long_t debug_stop_polling; |
| }; |
| |
| extern struct qdio_perf_stats perf_stats; |
| extern int qdio_performance_stats; |
| |
| int qdio_setup_perf_stats(void); |
| void qdio_remove_perf_stats(void); |
| |
| extern void qdio_perf_stat_inc(atomic_long_t *count); |
| extern void qdio_perf_stat_dec(atomic_long_t *count); |
| |
| #endif |