~ubuntu-branches/ubuntu/utopic/pytimechart/utopic

from timechart.plugin import *

from timechart import colors

from timechart.model import tcProcess

 

class menu_select(plugin):

    additional_colors = """

menu_select_bg          #e5bebe

menu_select             #ee0000

"""

    additional_ftrace_parsers = [

    ( 'menu_select', 'expected:%d predicted %d state:%s %d','expected','predicted','next_state','num_state'),

    ]

    additional_process_types = {

        "menu_select":(tcProcess, POWER_CLASS),

        }

    @staticmethod

    def do_event_menu_select(proj,event):

        try:

           a= event.predicted

        except AttributeError:

           return

        found = 0

        i = 0

        while not found:

            p = proj.generic_find_process(0,"menu_select_cpu%d_%d_predicted"%(event.common_cpu,i),"menu_select")

            p2 = proj.generic_find_process(0,"menu_select_cpu%d_%d_expected"%(event.common_cpu,i),"menu_select")

            if len(p['end_ts'])>0 and len(p2['end_ts'])>0 and (p['end_ts'][-1]>event.timestamp or p2['end_ts'][-1]>event.timestamp):

                i+=1

                continue

            found = 1

        p['start_ts'].append(int(event.timestamp))

        p['end_ts'].append(int(event.timestamp+event.predicted))

        p['types'].append(colors.get_color_id("menu_select"))

        p['cpus'].append(event.common_cpu)

 

        p = p2

        p['start_ts'].append(int(event.timestamp))

        p['end_ts'].append(int(event.timestamp+event.expected))

        p['types'].append(colors.get_color_id("menu_select"))

        p['cpus'].append(event.common_cpu)

plugin_register(menu_select)

 

menu_select_patch="""

diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c

index 1b12870..4b18893 100644

--- a/drivers/cpuidle/governors/menu.c

+++ b/drivers/cpuidle/governors/menu.c

@@ -292,6 +292,7 @@ static int menu_select(struct cpuidle_device *dev)

                data->exit_us = s->exit_latency;

                data->last_state_idx = i;

        }

+       trace_printk("expected:%u predicted %llu state:%s %d\n",data->expected_us, data->predicted_us, dev->states[data->last_state_idx].name, dev->state_count);

 

        return data->last_state_idx;

 }

"""