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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2015-03-01 12:12:16 +0300
committerTakashi Iwai <tiwai@suse.de>2015-03-01 12:49:06 +0300
commit8cdebf71098c07168ef6335e2f1f35d85dbe3049 (patch)
tree418e473b4233e1caa3c36928d680d4ec0293188e /sound
parentf2b14c0bc510c6a8f67a4f36049deefe5d99a537 (diff)
downloadlinux-8cdebf71098c07168ef6335e2f1f35d85dbe3049.tar.xz
ALSA: dice: fix wrong offsets for Dice interface
For received packet stream, the offset of 'RX_SEQ_START' locates after the offset of 'RX_NUMBER_MIDI', although current macro and proc output includes wrong offsets. Fortunately, this bug doesn't affect streaming functionality because these macro is not used. This commit fixes these wrong macro and outputs. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/firewire/dice/dice-interface.h18
-rw-r--r--sound/firewire/dice/dice-proc.c4
2 files changed, 11 insertions, 11 deletions
diff --git a/sound/firewire/dice/dice-interface.h b/sound/firewire/dice/dice-interface.h
index 27b044f84c81..de7602bd69b5 100644
--- a/sound/firewire/dice/dice-interface.h
+++ b/sound/firewire/dice/dice-interface.h
@@ -299,23 +299,23 @@
#define RX_ISOCHRONOUS 0x008
/*
- * Index of first quadlet to be interpreted; read/write. If > 0, that many
- * quadlets at the beginning of each data block will be ignored, and all the
- * audio and MIDI quadlets will follow.
- */
-#define RX_SEQ_START 0x00c
-
-/*
* The number of audio channels; read-only. There will be one quadlet per
* channel.
*/
-#define RX_NUMBER_AUDIO 0x010
+#define RX_NUMBER_AUDIO 0x00c
/*
* The number of MIDI ports, 0-8; read-only. If > 0, there will be one
* additional quadlet in each data block, following the audio quadlets.
*/
-#define RX_NUMBER_MIDI 0x014
+#define RX_NUMBER_MIDI 0x010
+
+/*
+ * Index of first quadlet to be interpreted; read/write. If > 0, that many
+ * quadlets at the beginning of each data block will be ignored, and all the
+ * audio and MIDI quadlets will follow.
+ */
+#define RX_SEQ_START 0x014
/*
* Names of all audio channels; read-only. Quadlets are byte-swapped. Names
diff --git a/sound/firewire/dice/dice-proc.c b/sound/firewire/dice/dice-proc.c
index f5c1d1bced59..ecfe20fd4de5 100644
--- a/sound/firewire/dice/dice-proc.c
+++ b/sound/firewire/dice/dice-proc.c
@@ -99,9 +99,9 @@ static void dice_proc_read(struct snd_info_entry *entry,
} tx;
struct {
u32 iso;
- u32 seq_start;
u32 number_audio;
u32 number_midi;
+ u32 seq_start;
char names[RX_NAMES_SIZE];
u32 ac3_caps;
u32 ac3_enable;
@@ -204,10 +204,10 @@ static void dice_proc_read(struct snd_info_entry *entry,
break;
snd_iprintf(buffer, "rx %u:\n", stream);
snd_iprintf(buffer, " iso channel: %d\n", (int)buf.rx.iso);
- snd_iprintf(buffer, " sequence start: %u\n", buf.rx.seq_start);
snd_iprintf(buffer, " audio channels: %u\n",
buf.rx.number_audio);
snd_iprintf(buffer, " midi ports: %u\n", buf.rx.number_midi);
+ snd_iprintf(buffer, " sequence start: %u\n", buf.rx.seq_start);
if (quadlets >= 68) {
dice_proc_fixup_string(buf.rx.names, RX_NAMES_SIZE);
snd_iprintf(buffer, " names: %s\n", buf.rx.names);