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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2015-12-16 20:37:54 +0900
committerTakashi Iwai <tiwai@suse.de>2015-12-22 11:50:29 +0100
commitc582cc66b98af8130f4a26ccbd7e05d5aef2a96d (patch)
tree78dd3836e4bd9940aef603069367d6037a5dda89 /sound
parentf67d71ae8bb18137eb1909a588879b33e06cc4c4 (diff)
downloadlinux-c582cc66b98af8130f4a26ccbd7e05d5aef2a96d.tar.gz
ALSA: oxfw: enable to keep memory block for model-specific structure
ALSA oxfw driver should have backward compatibility to old
firewire-speakers driver. Additionally, in future commit, scs1x driver
will be merged. It's nice to add a pointer to have a memory block for
model-specific structures.

This commit adds a member to 'struct snd_oxfw' for this aim. Deallocation
is done at freeing ALSA card structure.

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/oxfw/oxfw.c1
-rw-r--r--sound/firewire/oxfw/oxfw.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c
index d4fb3c10163a..7e50a4fcee50 100644
--- a/sound/firewire/oxfw/oxfw.c
+++ b/sound/firewire/oxfw/oxfw.c
@@ -132,6 +132,7 @@ static void oxfw_card_free(struct snd_card *card)
 		kfree(oxfw->rx_stream_formats[i]);
 	}
 
+	kfree(oxfw->spec);
 	mutex_destroy(&oxfw->mutex);
 }
 
diff --git a/sound/firewire/oxfw/oxfw.h b/sound/firewire/oxfw/oxfw.h
index f3e14fff4ba0..9625661bbe8a 100644
--- a/sound/firewire/oxfw/oxfw.h
+++ b/sound/firewire/oxfw/oxfw.h
@@ -74,6 +74,7 @@ struct snd_oxfw {
 	wait_queue_head_t hwdep_wait;
 
 	const struct ieee1394_device_id *entry;
+	void *spec;
 };
 
 /*