diff options
Diffstat (limited to 'drivers/gator/gator_marshaling.c')
| -rwxr-xr-x | drivers/gator/gator_marshaling.c | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/drivers/gator/gator_marshaling.c b/drivers/gator/gator_marshaling.c deleted file mode 100755 index 630d142bf70..00000000000 --- a/drivers/gator/gator_marshaling.c +++ /dev/null @@ -1,239 +0,0 @@ -/** - * Copyright (C) ARM Limited 2012. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -static void marshal_summary(long long timestamp, long long uptime) { - int cpu = 0; - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, MESSAGE_SUMMARY); - gator_buffer_write_packed_int64(cpu, BACKTRACE_BUF, timestamp); - gator_buffer_write_packed_int64(cpu, BACKTRACE_BUF, uptime); -} - -static bool marshal_cookie_header(char* text) { - int cpu = smp_processor_id(); - return buffer_check_space(cpu, BACKTRACE_BUF, strlen(text) + 2 * MAXSIZE_PACK32); -} - -static void marshal_cookie(int cookie, char* text) { - int cpu = smp_processor_id(); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, MESSAGE_COOKIE); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, cookie); - gator_buffer_write_string(cpu, BACKTRACE_BUF, text); -} - -static void marshal_pid_name(int pid, char* name) { - unsigned long flags, cpu; - local_irq_save(flags); - cpu = smp_processor_id(); - if (buffer_check_space(cpu, BACKTRACE_BUF, TASK_COMM_LEN + 2 * MAXSIZE_PACK32 + MAXSIZE_PACK64)) { - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, MESSAGE_PID_NAME); - gator_buffer_write_packed_int64(cpu, BACKTRACE_BUF, gator_get_time()); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, pid); - gator_buffer_write_string(cpu, BACKTRACE_BUF, name); - } - local_irq_restore(flags); -} - -static bool marshal_backtrace_header(int exec_cookie, int tgid, int pid, int inKernel) { - int cpu = smp_processor_id(); - if (buffer_check_space(cpu, BACKTRACE_BUF, gator_backtrace_depth * 2 * MAXSIZE_PACK32)) { - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, MESSAGE_START_BACKTRACE); - gator_buffer_write_packed_int64(cpu, BACKTRACE_BUF, gator_get_time()); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, exec_cookie); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, tgid); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, pid); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, inKernel); - return true; - } - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, BACKTRACE_BUF); - - return false; -} - -static void marshal_backtrace(int address, int cookie) { - int cpu = smp_processor_id(); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, address); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, cookie); -} - -static void marshal_backtrace_footer(void) { - int cpu = smp_processor_id(); - gator_buffer_write_packed_int(cpu, BACKTRACE_BUF, MESSAGE_END_BACKTRACE); - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, BACKTRACE_BUF); -} - -static bool marshal_event_header(void) { - unsigned long flags, cpu = smp_processor_id(); - bool retval = false; - - local_irq_save(flags); - if (buffer_check_space(cpu, COUNTER_BUF, MAXSIZE_PACK32 + MAXSIZE_PACK64)) { - gator_buffer_write_packed_int(cpu, COUNTER_BUF, 0); // key of zero indicates a timestamp - gator_buffer_write_packed_int64(cpu, COUNTER_BUF, gator_get_time()); - retval = true; - } - local_irq_restore(flags); - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, COUNTER_BUF); - - return retval; -} - -static void marshal_event(int len, int* buffer) { - unsigned long i, flags, cpu = smp_processor_id(); - - if (len <= 0) - return; - - // length must be even since all data is a (key, value) pair - if (len & 0x1) { - pr_err("gator: invalid counter data detected and discarded"); - return; - } - - // events must be written in key,value pairs - for (i = 0; i < len; i += 2) { - local_irq_save(flags); - if (!buffer_check_space(cpu, COUNTER_BUF, MAXSIZE_PACK32 * 2)) { - local_irq_restore(flags); - break; - } - gator_buffer_write_packed_int(cpu, COUNTER_BUF, buffer[i]); - gator_buffer_write_packed_int(cpu, COUNTER_BUF, buffer[i + 1]); - local_irq_restore(flags); - } - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, COUNTER_BUF); -} - -static void marshal_event64(int len, long long* buffer64) { - unsigned long i, flags, cpu = smp_processor_id(); - - if (len <= 0) - return; - - // length must be even since all data is a (key, value) pair - if (len & 0x1) { - pr_err("gator: invalid counter data detected and discarded"); - return; - } - - // events must be written in key,value pairs - for (i = 0; i < len; i += 2) { - local_irq_save(flags); - if (!buffer_check_space(cpu, COUNTER_BUF, MAXSIZE_PACK64 * 2)) { - local_irq_restore(flags); - break; - } - gator_buffer_write_packed_int64(cpu, COUNTER_BUF, buffer64[i]); - gator_buffer_write_packed_int64(cpu, COUNTER_BUF, buffer64[i + 1]); - local_irq_restore(flags); - } - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, COUNTER_BUF); -} - -#if GATOR_CPU_FREQ_SUPPORT -static void marshal_event_single(int core, int key, int value) { - unsigned long flags, cpu; - - local_irq_save(flags); - cpu = smp_processor_id(); - if (buffer_check_space(cpu, COUNTER2_BUF, MAXSIZE_PACK64 + MAXSIZE_PACK32 * 3)) { - gator_buffer_write_packed_int64(cpu, COUNTER2_BUF, gator_get_time()); - gator_buffer_write_packed_int(cpu, COUNTER2_BUF, core); - gator_buffer_write_packed_int(cpu, COUNTER2_BUF, key); - gator_buffer_write_packed_int(cpu, COUNTER2_BUF, value); - } - local_irq_restore(flags); - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, COUNTER2_BUF); -} -#endif - -static void marshal_sched_gpu(int type, int unit, int core, int tgid, int pid) { - unsigned long cpu = smp_processor_id(), flags; - - if (!per_cpu(gator_buffer, cpu)[GPU_TRACE_BUF]) - return; - - local_irq_save(flags); - if (buffer_check_space(cpu, GPU_TRACE_BUF, MAXSIZE_PACK64 + 5 * MAXSIZE_PACK32)) { - gator_buffer_write_packed_int(cpu, GPU_TRACE_BUF, type); - gator_buffer_write_packed_int64(cpu, GPU_TRACE_BUF, gator_get_time()); - gator_buffer_write_packed_int(cpu, GPU_TRACE_BUF, unit); - gator_buffer_write_packed_int(cpu, GPU_TRACE_BUF, core); - gator_buffer_write_packed_int(cpu, GPU_TRACE_BUF, tgid); - gator_buffer_write_packed_int(cpu, GPU_TRACE_BUF, pid); - } - local_irq_restore(flags); - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, GPU_TRACE_BUF); -} - -static void marshal_sched_trace(int type, int pid, int tgid, int cookie, int state) { - unsigned long cpu = smp_processor_id(), flags; - - if (!per_cpu(gator_buffer, cpu)[SCHED_TRACE_BUF]) - return; - - local_irq_save(flags); - if (buffer_check_space(cpu, SCHED_TRACE_BUF, MAXSIZE_PACK64 + 5 * MAXSIZE_PACK32)) { - gator_buffer_write_packed_int(cpu, SCHED_TRACE_BUF, type); - gator_buffer_write_packed_int64(cpu, SCHED_TRACE_BUF, gator_get_time()); - gator_buffer_write_packed_int(cpu, SCHED_TRACE_BUF, pid); - gator_buffer_write_packed_int(cpu, SCHED_TRACE_BUF, tgid); - gator_buffer_write_packed_int(cpu, SCHED_TRACE_BUF, cookie); - gator_buffer_write_packed_int(cpu, SCHED_TRACE_BUF, state); - } - local_irq_restore(flags); - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, SCHED_TRACE_BUF); -} - -#if GATOR_CPU_FREQ_SUPPORT -static void marshal_wfi(int core, int state) { - unsigned long flags, cpu; - - local_irq_save(flags); - cpu = smp_processor_id(); - if (buffer_check_space(cpu, WFI_BUF, MAXSIZE_PACK64 + MAXSIZE_PACK32 * 2)) { - gator_buffer_write_packed_int64(cpu, WFI_BUF, gator_get_time()); - gator_buffer_write_packed_int(cpu, WFI_BUF, core); - gator_buffer_write_packed_int(cpu, WFI_BUF, state); - } - local_irq_restore(flags); - - // Check and commit; commit is set to occur once buffer is 3/4 full - buffer_check(cpu, WFI_BUF); -} -#endif - -static void marshal_frame(int cpu, int buftype, int frame) { - // add response type - if (gator_response_type > 0) { - gator_buffer_write_packed_int(cpu, buftype, gator_response_type); - } - - // leave space for 4-byte unpacked length - per_cpu(gator_buffer_write, cpu)[buftype] = (per_cpu(gator_buffer_write, cpu)[buftype] + 4) & gator_buffer_mask[buftype]; - - // add frame type and core number - gator_buffer_write_packed_int(cpu, buftype, frame); - gator_buffer_write_packed_int(cpu, buftype, cpu); -} |