static int show_channels(struct device *dev, void *data)
{
struct nvhost_channel *ch;
struct nvhost_device *nvdev = to_nvhost_device(dev);
struct output *o = data;
struct nvhost_master *m;
if (nvdev == NULL)
return 0;
m = nvhost_get_host(nvdev);
ch = nvdev->channel;
if (ch) {
mutex_lock(&ch->reflock);
if (ch->refcount) {
mutex_lock(&ch->cdma.lock);
nvhost_get_chip_ops()->debug.show_channel_fifo(m, ch, o, nvdev->index);
nvhost_get_chip_ops()->debug.show_channel_cdma(m, ch, o, nvdev->index);
mutex_unlock(&ch->cdma.lock);
}
mutex_unlock(&ch->reflock);
}
return 0;
}
static void show_syncpts(struct nvhost_master *m, struct output *o)
{
int i;
BUG_ON(!nvhost_get_chip_ops()->syncpt.name);
nvhost_debug_output(o, "---- syncpts ----\n");
for (i = 0; i < nvhost_syncpt_nb_pts(&m->syncpt); i++) {
u32 max = nvhost_syncpt_read_max(&m->syncpt, i);
u32 min = nvhost_syncpt_update_min(&m->syncpt, i);
if (!min && !max)
continue;
nvhost_debug_output(o, "id %d (%s) min %d max %d\n",
i, nvhost_get_chip_ops()->syncpt.name(&m->syncpt, i),
min, max);
}
for (i = 0; i < nvhost_syncpt_nb_pts(&m->syncpt); i++) {
u32 base_val;
base_val = nvhost_syncpt_read_wait_base(&m->syncpt, i);
if (base_val)
nvhost_debug_output(o, "waitbase id %d val %d\n",
i, base_val);
}
nvhost_debug_output(o, "\n");
}
static int show_channels(struct platform_device *pdev, void *data)
{
struct nvhost_channel *ch;
struct output *o = data;
struct nvhost_master *m;
struct nvhost_device_data *pdata;
if (pdev == NULL)
return 0;
pdata = platform_get_drvdata(pdev);
m = nvhost_get_host(pdev);
ch = pdata->channel;
if (ch) {
int locked = mutex_trylock(&ch->reflock);
if (ch->refcount) {
mutex_lock(&ch->cdma.lock);
nvhost_get_chip_ops()->debug.show_channel_fifo(
m, ch, o, pdata->index);
nvhost_get_chip_ops()->debug.show_channel_cdma(
m, ch, o, pdata->index);
mutex_unlock(&ch->cdma.lock);
}
if (locked)
mutex_unlock(&ch->reflock);
}
return 0;
}
void nvhost_debug_init(struct nvhost_master *master)
{
struct nvhost_device_data *pdata;
struct dentry *de = debugfs_create_dir("tegra_host", NULL);
if (!de)
return;
pdata = platform_get_drvdata(master->dev);
/* Store the created entry */
pdata->debugfs = de;
debugfs_create_file("status", S_IRUGO, de,
master, &nvhost_debug_fops);
debugfs_create_file("status_all", S_IRUGO, de,
master, &nvhost_debug_all_fops);
debugfs_create_u32("null_kickoff_pid", S_IRUGO|S_IWUSR, de,
&nvhost_debug_null_kickoff_pid);
debugfs_create_u32("trace_cmdbuf", S_IRUGO|S_IWUSR, de,
&nvhost_debug_trace_cmdbuf);
if (nvhost_get_chip_ops()->debug.debug_init)
nvhost_get_chip_ops()->debug.debug_init(de);
debugfs_create_u32("force_timeout_pid", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_pid);
debugfs_create_u32("force_timeout_val", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_val);
debugfs_create_u32("force_timeout_channel", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_channel);
debugfs_create_u32("force_timeout_dump", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_dump);
nvhost_debug_force_timeout_dump = 0;
debugfs_create_file("3d_actmon_k", S_IRUGO, de,
master, &actmon_k_fops);
debugfs_create_file("3d_actmon_sample_period", S_IRUGO, de,
master, &actmon_sample_period_fops);
debugfs_create_file("3d_actmon_sample_period_norm", S_IRUGO, de,
master, &actmon_sample_period_norm_fops);
debugfs_create_file("3d_actmon_avg_norm", S_IRUGO, de,
master, &actmon_avg_norm_fops);
debugfs_create_file("3d_actmon_avg", S_IRUGO, de,
master, &actmon_avg_fops);
debugfs_create_file("3d_actmon_above_wmark", S_IRUGO, de,
master, &actmon_above_wmark_fops);
debugfs_create_file("3d_actmon_below_wmark", S_IRUGO, de,
master, &actmon_below_wmark_fops);
}
static void show_all_no_fifo(struct nvhost_master *m, struct output *o)
{
nvhost_module_busy(m->dev);
nvhost_get_chip_ops()->debug.show_mlocks(m, o);
show_syncpts(m, o);
nvhost_debug_output(o, "---- channels ----\n");
nvhost_device_list_for_all(o, show_channels_no_fifo);
nvhost_module_idle(m->dev);
}
static void show_all_no_fifo(struct nvhost_master *m, struct output *o)
{
nvhost_module_busy(m->dev);
nvhost_get_chip_ops()->debug.show_mlocks(m, o);
show_syncpts(m, o);
nvhost_debug_output(o, "---- channels ----\n");
bus_for_each_dev(&(nvhost_bus_get())->nvhost_bus_type, NULL, o,
show_channels_no_fifo);
nvhost_module_idle(m->dev);
}
void nvhost_debug_init(struct nvhost_master *master)
{
struct dentry *de = debugfs_create_dir("tegra_host", NULL);
debugfs_create_file("status", S_IRUGO, de,
master, &nvhost_debug_fops);
debugfs_create_file("status_all", S_IRUGO, de,
master, &nvhost_debug_all_fops);
debugfs_create_u32("null_kickoff_pid", S_IRUGO|S_IWUSR, de,
&nvhost_debug_null_kickoff_pid);
debugfs_create_u32("trace_cmdbuf", S_IRUGO|S_IWUSR, de,
&nvhost_debug_trace_cmdbuf);
if (nvhost_get_chip_ops()->debug.debug_init)
nvhost_get_chip_ops()->debug.debug_init(de);
debugfs_create_u32("force_timeout_pid", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_pid);
debugfs_create_u32("force_timeout_val", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_val);
debugfs_create_u32("force_timeout_channel", S_IRUGO|S_IWUSR, de,
&nvhost_debug_force_timeout_channel);
}
