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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2014-06-04 10:25:34 +0400
committerTakashi Iwai <tiwai@suse.de>2014-06-04 16:36:21 +0400
commit72f784f7d0da3072ee9ad9b31b88094bc0abc2df (patch)
tree2a9b0323e1371f3fba89d76d37309798a50ee8b1 /sound/firewire/fireworks/fireworks_transaction.c
parentcf44a136c062098b099a44698291e50c5bfdce2e (diff)
downloadlinux-72f784f7d0da3072ee9ad9b31b88094bc0abc2df.tar.xz
ALSA: fireworks: Improve comments about Fireworks transaction
It includes descriptions to cause misreading. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/fireworks/fireworks_transaction.c')
-rw-r--r--sound/firewire/fireworks/fireworks_transaction.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/sound/firewire/fireworks/fireworks_transaction.c b/sound/firewire/fireworks/fireworks_transaction.c
index a6a9e9fd66b9..255dabc6fc33 100644
--- a/sound/firewire/fireworks/fireworks_transaction.c
+++ b/sound/firewire/fireworks/fireworks_transaction.c
@@ -8,19 +8,19 @@
/*
* Fireworks have its own transaction. The transaction can be delivered by AV/C
- * Vendor Specific command. But at least Windows driver and firmware version 5.5
- * or later don't use it.
+ * Vendor Specific command frame or usual asynchronous transaction. At least,
+ * Windows driver and firmware version 5.5 or later don't use AV/C command.
*
* Transaction substance:
- * At first, 6 data exist. Following to the 6 data, parameters for each
- * commands exists. All of parameters are 32 bit alighed to big endian.
+ * At first, 6 data exist. Following to the data, parameters for each command
+ * exist. All of the parameters are 32 bit alighed to big endian.
* data[0]: Length of transaction substance
* data[1]: Transaction version
* data[2]: Sequence number. This is incremented by the device
- * data[3]: transaction category
- * data[4]: transaction command
- * data[5]: return value in response.
- * data[6-]: parameters
+ * data[3]: Transaction category
+ * data[4]: Transaction command
+ * data[5]: Return value in response.
+ * data[6-]: Parameters
*
* Transaction address:
* command: 0xecc000000000