Commit 534420c6 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: aica: Fix a long-time build breakage 



The build of aica sound driver has been broken since the timer API
conversion and some code rewrite.  This patch fixes the breakage by
using the common substream field, as well as a bit cleaning up wrt the
timer handling in the code.

Fixes: d522bb6a ("ALSA: sh: aica: Convert timers to use timer_setup()")
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 6447c962

sound/sh/aica.c

+4 −10
Original line number Diff line number Diff line
@@ -303,7 +303,7 @@ static void aica_period_elapsed(struct timer_list *t) 
{

	struct snd_card_aica *dreamcastcard = from_timer(dreamcastcard,

							      t, timer);

	struct snd_pcm_substream *substream = dreamcastcard->timer_substream;

	struct snd_pcm_substream *substream = dreamcastcard->substream;

	/*timer function - so cannot sleep */

	int play_period;

	struct snd_pcm_runtime *runtime;
@@ -335,13 +335,6 @@ static void spu_begin_dma(struct snd_pcm_substream *substream) 
	dreamcastcard = substream->pcm->private_data;

	/*get the queue to do the work */

	schedule_work(&(dreamcastcard->spu_dma_work));

	/* Timer may already be running */

	if (unlikely(dreamcastcard->timer_substream)) {

		mod_timer(&dreamcastcard->timer, jiffies + 4);

		return;

	}

	timer_setup(&dreamcastcard->timer, aica_period_elapsed, 0);

	dreamcastcard->timer_substream = substream;

	mod_timer(&dreamcastcard->timer, jiffies + 4);

}
@@ -379,8 +372,8 @@ static int snd_aicapcm_pcm_close(struct snd_pcm_substream 
{

	struct snd_card_aica *dreamcastcard = substream->pcm->private_data;

	flush_work(&(dreamcastcard->spu_dma_work));

	if (dreamcastcard->timer_substream)

	del_timer(&dreamcastcard->timer);

	dreamcastcard->substream = NULL;

	kfree(dreamcastcard->channel);

	spu_disable();

	return 0;
@@ -613,6 +606,7 @@ static int snd_aica_probe(struct platform_device *devptr) 
	       "Yamaha AICA Super Intelligent Sound Processor for SEGA Dreamcast");

	/* Prepare to use the queue */

	INIT_WORK(&(dreamcastcard->spu_dma_work), run_spu_dma);

	timer_setup(&dreamcastcard->timer, aica_period_elapsed, 0);

	/* Load the PCM 'chip' */

	err = snd_aicapcmchip(dreamcastcard, 0);

	if (unlikely(err < 0))

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