V4L/DVB (5850): ivtv: improve API command debugging

Turn off debugging of API commands that occur during encoding or decoding,
unless they are explicitly requested.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 10 insertions, 4 deletions

diff --git a/drivers/media/video/ivtv/ivtv-mailbox.c b/drivers/media/video/ivtv/ivtv-mailbox.c
index 6ae42a3b03cc..eaa43e9e9185 100644
--- a/drivers/media/video/ivtv/ivtv-mailbox.c
+++ b/drivers/media/video/ivtv/ivtv-mailbox.c
@@ -37,6 +37,7 @@
 #define API_RESULT       (1 << 1)       /* Allow 1 second for this cmd to end */
 #define API_FAST_RESULT  (3 << 1)       /* Allow 0.1 second for this cmd to end */
 #define API_DMA          (1 << 3)       /* DMA mailbox, has special handling */
+#define API_HIGH_VOL     (1 << 5)       /* High volume command (i.e. called during encoding or decoding) */
 #define API_NO_WAIT_MB   (1 << 4)       /* Command may not wait for a free mailbox */
 #define API_NO_WAIT_RES  (1 << 5)       /* Command may not wait for the result */
 
@@ -77,11 +78,11 @@ static const struct ivtv_api_info api_info[256] = {
         API_ENTRY(CX2341X_ENC_SET_DMA_BLOCK_SIZE,       API_CACHE),
         API_ENTRY(CX2341X_ENC_GET_PREV_DMA_INFO_MB_10,  API_FAST_RESULT),
         API_ENTRY(CX2341X_ENC_GET_PREV_DMA_INFO_MB_9,   API_FAST_RESULT),
-        API_ENTRY(CX2341X_ENC_SCHED_DMA_TO_HOST,        API_DMA),
+        API_ENTRY(CX2341X_ENC_SCHED_DMA_TO_HOST,        API_DMA | API_HIGH_VOL),
         API_ENTRY(CX2341X_ENC_INITIALIZE_INPUT,         API_RESULT),
         API_ENTRY(CX2341X_ENC_SET_FRAME_DROP_RATE,      API_CACHE),
         API_ENTRY(CX2341X_ENC_PAUSE_ENCODER,            API_RESULT),
-        API_ENTRY(CX2341X_ENC_REFRESH_INPUT,            API_NO_WAIT_MB),
+        API_ENTRY(CX2341X_ENC_REFRESH_INPUT,            API_NO_WAIT_MB | API_HIGH_VOL),
         API_ENTRY(CX2341X_ENC_SET_COPYRIGHT,            API_CACHE),
         API_ENTRY(CX2341X_ENC_SET_EVENT_NOTIFICATION,   API_RESULT),
         API_ENTRY(CX2341X_ENC_SET_NUM_VSYNC_LINES,      API_CACHE),
@@ -102,7 +103,7 @@ static const struct ivtv_api_info api_info[256] = {
         API_ENTRY(CX2341X_DEC_SET_DMA_BLOCK_SIZE,       API_CACHE),
         API_ENTRY(CX2341X_DEC_GET_XFER_INFO,            API_FAST_RESULT),
         API_ENTRY(CX2341X_DEC_GET_DMA_STATUS,           API_FAST_RESULT),
-        API_ENTRY(CX2341X_DEC_SCHED_DMA_FROM_HOST,      API_DMA),
+        API_ENTRY(CX2341X_DEC_SCHED_DMA_FROM_HOST,      API_DMA | API_HIGH_VOL),
         API_ENTRY(CX2341X_DEC_PAUSE_PLAYBACK,           API_RESULT),
         API_ENTRY(CX2341X_DEC_HALT_FW,                  API_FAST_RESULT),
         API_ENTRY(CX2341X_DEC_SET_STANDARD,             API_CACHE),
@@ -227,7 +228,12 @@ static int ivtv_api_call(struct ivtv *itv, int cmd, int args, u32 data[])
                 return -EINVAL;
         }
 
-        IVTV_DEBUG_API("API Call: %s\n", api_info[cmd].name);
+        if (api_info[cmd].flags & API_HIGH_VOL) {
+            IVTV_DEBUG_HI_API("API Call: %s\n", api_info[cmd].name);
+        }
+        else {
+            IVTV_DEBUG_API("API Call: %s\n", api_info[cmd].name);
+        }
 
         /* clear possibly uninitialized part of data array */
         for (i = args; i < CX2341X_MBOX_MAX_DATA; i++)