diff options
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-hdw.c | 56 |
1 files changed, 13 insertions, 43 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index 686df1afbba..0c745b142fb 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -4841,65 +4841,35 @@ static unsigned int pvr2_hdw_report_clients(struct pvr2_hdw *hdw, unsigned int tcnt = 0; unsigned int ccnt; struct i2c_client *client; - struct list_head *item; - void *cd; const char *p; unsigned int id; - ccnt = scnprintf(buf, acnt, "Associated v4l2-subdev drivers:"); + ccnt = scnprintf(buf, acnt, "Associated v4l2-subdev drivers and I2C clients:\n"); tcnt += ccnt; v4l2_device_for_each_subdev(sd, &hdw->v4l2_dev) { id = sd->grp_id; p = NULL; if (id < ARRAY_SIZE(module_names)) p = module_names[id]; if (p) { - ccnt = scnprintf(buf + tcnt, acnt - tcnt, " %s", p); + ccnt = scnprintf(buf + tcnt, acnt - tcnt, " %s:", p); tcnt += ccnt; } else { ccnt = scnprintf(buf + tcnt, acnt - tcnt, - " (unknown id=%u)", id); + " (unknown id=%u):", id); tcnt += ccnt; } - } - ccnt = scnprintf(buf + tcnt, acnt - tcnt, "\n"); - tcnt += ccnt; - - ccnt = scnprintf(buf + tcnt, acnt - tcnt, "I2C clients:\n"); - tcnt += ccnt; - - mutex_lock(&hdw->i2c_adap.clist_lock); - list_for_each(item, &hdw->i2c_adap.clients) { - client = list_entry(item, struct i2c_client, list); - ccnt = scnprintf(buf + tcnt, acnt - tcnt, - " %s: i2c=%02x", client->name, client->addr); - tcnt += ccnt; - cd = i2c_get_clientdata(client); - v4l2_device_for_each_subdev(sd, &hdw->v4l2_dev) { - if (cd == sd) { - id = sd->grp_id; - p = NULL; - if (id < ARRAY_SIZE(module_names)) { - p = module_names[id]; - } - if (p) { - ccnt = scnprintf(buf + tcnt, - acnt - tcnt, - " subdev=%s", p); - tcnt += ccnt; - } else { - ccnt = scnprintf(buf + tcnt, - acnt - tcnt, - " subdev= id %u)", - id); - tcnt += ccnt; - } - break; - } + client = v4l2_get_subdevdata(sd); + if (client) { + ccnt = scnprintf(buf + tcnt, acnt - tcnt, + " %s @ %02x\n", client->name, + client->addr); + tcnt += ccnt; + } else { + ccnt = scnprintf(buf + tcnt, acnt - tcnt, + " no i2c client\n"); + tcnt += ccnt; } - ccnt = scnprintf(buf + tcnt, acnt - tcnt, "\n"); - tcnt += ccnt; } - mutex_unlock(&hdw->i2c_adap.clist_lock); return tcnt; } |