diff options
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-debugifc.c | 24 | ||||
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-hdw.c | 18 | ||||
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-io.c | 30 | ||||
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-io.h | 12 |
4 files changed, 84 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-debugifc.c b/drivers/media/video/pvrusb2/pvrusb2-debugifc.c index b0687430fdd..b53121c78ff 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-debugifc.c +++ b/drivers/media/video/pvrusb2/pvrusb2-debugifc.c @@ -164,6 +164,8 @@ int pvr2_debugifc_print_status(struct pvr2_hdw *hdw, int ccnt; int ret; u32 gpio_dir,gpio_in,gpio_out; + struct pvr2_stream_stats stats; + struct pvr2_stream *sp; ret = pvr2_hdw_is_hsm(hdw); ccnt = scnprintf(buf,acnt,"USB link speed: %s\n", @@ -182,6 +184,24 @@ int pvr2_debugifc_print_status(struct pvr2_hdw *hdw, pvr2_hdw_get_streaming(hdw) ? "on" : "off"); bcnt += ccnt; acnt -= ccnt; buf += ccnt; + + sp = pvr2_hdw_get_video_stream(hdw); + if (sp) { + pvr2_stream_get_stats(sp, &stats, 0); + ccnt = scnprintf( + buf,acnt, + "Bytes streamed=%u" + " URBs: queued=%u idle=%u ready=%u" + " processed=%u failed=%u\n", + stats.bytes_processed, + stats.buffers_in_queue, + stats.buffers_in_idle, + stats.buffers_in_ready, + stats.buffers_processed, + stats.buffers_failed); + bcnt += ccnt; acnt -= ccnt; buf += ccnt; + } + return bcnt; } @@ -220,6 +240,10 @@ static int pvr2_debugifc_do1cmd(struct pvr2_hdw *hdw,const char *buf, return pvr2_hdw_cmd_decoder_reset(hdw); } else if (debugifc_match_keyword(wptr,wlen,"worker")) { return pvr2_hdw_untrip(hdw); + } else if (debugifc_match_keyword(wptr,wlen,"usbstats")) { + pvr2_stream_get_stats(pvr2_hdw_get_video_stream(hdw), + NULL, !0); + return 0; } return -EINVAL; } else if (debugifc_match_keyword(wptr,wlen,"cpufw")) { diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index 16c7df9c093..a26b5251ec1 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -3806,6 +3806,24 @@ static unsigned int pvr2_hdw_report_unlocked(struct pvr2_hdw *hdw,int which, buf,acnt, "state: %s", pvr2_get_state_name(hdw->master_state)); + case 4: { + struct pvr2_stream_stats stats; + if (!hdw->vid_stream) break; + pvr2_stream_get_stats(hdw->vid_stream, + &stats, + 0); + return scnprintf( + buf,acnt, + "Bytes streamed=%u" + " URBs: queued=%u idle=%u ready=%u" + " processed=%u failed=%u", + stats.bytes_processed, + stats.buffers_in_queue, + stats.buffers_in_idle, + stats.buffers_in_ready, + stats.buffers_processed, + stats.buffers_failed); + } default: break; } return 0; diff --git a/drivers/media/video/pvrusb2/pvrusb2-io.c b/drivers/media/video/pvrusb2/pvrusb2-io.c index a9889ff96ec..7aff8b72006 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-io.c +++ b/drivers/media/video/pvrusb2/pvrusb2-io.c @@ -80,6 +80,10 @@ struct pvr2_stream { /* Tracking state for tolerating errors */ unsigned int fail_count; unsigned int fail_tolerance; + + unsigned int buffers_processed; + unsigned int buffers_failed; + unsigned int bytes_processed; }; struct pvr2_buffer { @@ -446,6 +450,8 @@ static void buffer_complete(struct urb *urb) (urb->status == -ENOENT) || (urb->status == -ECONNRESET) || (urb->status == -ESHUTDOWN)) { + (sp->buffers_processed)++; + sp->bytes_processed += urb->actual_length; bp->used_count = urb->actual_length; if (sp->fail_count) { pvr2_trace(PVR2_TRACE_TOLERANCE, @@ -457,11 +463,13 @@ static void buffer_complete(struct urb *urb) // We can tolerate this error, because we're below the // threshold... (sp->fail_count)++; + (sp->buffers_failed)++; pvr2_trace(PVR2_TRACE_TOLERANCE, "stream %p ignoring error %d" " - fail count increased to %u", sp,urb->status,sp->fail_count); } else { + (sp->buffers_failed)++; bp->status = urb->status; } spin_unlock_irqrestore(&sp->list_lock,irq_flags); @@ -515,6 +523,28 @@ void pvr2_stream_set_callback(struct pvr2_stream *sp, } while(0); mutex_unlock(&sp->mutex); } +void pvr2_stream_get_stats(struct pvr2_stream *sp, + struct pvr2_stream_stats *stats, + int zero_counts) +{ + unsigned long irq_flags; + spin_lock_irqsave(&sp->list_lock,irq_flags); + if (stats) { + stats->buffers_in_queue = sp->q_count; + stats->buffers_in_idle = sp->i_count; + stats->buffers_in_ready = sp->r_count; + stats->buffers_processed = sp->buffers_processed; + stats->buffers_failed = sp->buffers_failed; + stats->bytes_processed = sp->bytes_processed; + } + if (zero_counts) { + sp->buffers_processed = 0; + sp->buffers_failed = 0; + sp->bytes_processed = 0; + } + spin_unlock_irqrestore(&sp->list_lock,irq_flags); +} + /* Query / set the nominal buffer count */ int pvr2_stream_get_buffer_count(struct pvr2_stream *sp) { diff --git a/drivers/media/video/pvrusb2/pvrusb2-io.h b/drivers/media/video/pvrusb2/pvrusb2-io.h index 93279cc2a35..42fcf8281a8 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-io.h +++ b/drivers/media/video/pvrusb2/pvrusb2-io.h @@ -36,6 +36,15 @@ enum pvr2_buffer_state { struct pvr2_stream; struct pvr2_buffer; +struct pvr2_stream_stats { + unsigned int buffers_in_queue; + unsigned int buffers_in_idle; + unsigned int buffers_in_ready; + unsigned int buffers_processed; + unsigned int buffers_failed; + unsigned int bytes_processed; +}; + /* Initialize / tear down stream structure */ struct pvr2_stream *pvr2_stream_create(void); void pvr2_stream_destroy(struct pvr2_stream *); @@ -45,6 +54,9 @@ void pvr2_stream_setup(struct pvr2_stream *, void pvr2_stream_set_callback(struct pvr2_stream *, pvr2_stream_callback func, void *data); +void pvr2_stream_get_stats(struct pvr2_stream *, + struct pvr2_stream_stats *, + int zero_counts); /* Query / set the nominal buffer count */ int pvr2_stream_get_buffer_count(struct pvr2_stream *); |