projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 779e6e1c JG |
1 | /* |
| 2 | * drivers/s390/cio/qdio_perf.h | |
| 3 | * | |
| 4 | * Copyright IBM Corp. 2008 | |
| 5 | * | |
| 6 | * Author: Jan Glauber (jang@linux.vnet.ibm.com) | |
| 7 | */ | |
| 8 | #ifndef QDIO_PERF_H | |
| 9 | #define QDIO_PERF_H | |
| 10 | ||
| 11 | #include <linux/types.h> | |
| 779e6e1c JG |
12 | #include <asm/atomic.h> |
| 13 | ||
| 14 | struct qdio_perf_stats { | |
| 15 | /* interrupt handler calls */ | |
| 16 | atomic_long_t qdio_int; | |
| 17 | atomic_long_t pci_int; | |
| 18 | atomic_long_t thin_int; | |
| 19 | ||
| 20 | /* tasklet runs */ | |
| 21 | atomic_long_t tasklet_inbound; | |
| 22 | atomic_long_t tasklet_outbound; | |
| 23 | atomic_long_t tasklet_thinint; | |
| 24 | atomic_long_t tasklet_thinint_loop; | |
| 25 | atomic_long_t thinint_inbound; | |
| 26 | atomic_long_t thinint_inbound_loop; | |
| 27 | atomic_long_t thinint_inbound_loop2; | |
| 28 | ||
| 29 | /* signal adapter calls */ | |
| 30 | atomic_long_t siga_out; | |
| 31 | atomic_long_t siga_in; | |
| 32 | atomic_long_t siga_sync; | |
| 33 | ||
| 34 | /* misc */ | |
| 35 | atomic_long_t inbound_handler; | |
| 36 | atomic_long_t outbound_handler; | |
| 37 | atomic_long_t fast_requeue; | |
| 50f769df | 38 | atomic_long_t outbound_target_full; |
| 779e6e1c JG |
39 | |
| 40 | /* for debugging */ | |
| 41 | atomic_long_t debug_tl_out_timer; | |
| 42 | atomic_long_t debug_stop_polling; | |
| 23589d05 JG |
43 | atomic_long_t debug_eqbs_all; |
| 44 | atomic_long_t debug_eqbs_incomplete; | |
| 45 | atomic_long_t debug_sqbs_all; | |
| 46 | atomic_long_t debug_sqbs_incomplete; | |
| 779e6e1c JG |
47 | }; |
| 48 | ||
| 49 | extern struct qdio_perf_stats perf_stats; | |
| 50 | extern int qdio_performance_stats; | |
| 51 | ||
| a7c65a55 JG |
52 | static inline void qdio_perf_stat_inc(atomic_long_t *count) |
| 53 | { | |
| 54 | if (qdio_performance_stats) | |
| 55 | atomic_long_inc(count); | |
| 56 | } | |
| 57 | ||
| 779e6e1c JG |
58 | int qdio_setup_perf_stats(void); |
| 59 | void qdio_remove_perf_stats(void); | |
| 60 | ||
| 779e6e1c | 61 | #endif |