Merge branch 'for-2.6.32' into for-2.6.33
This commit is contained in:
commit
9f072b7b22
16 changed files with 178 additions and 82 deletions
|
@ -205,7 +205,6 @@ struct snd_soc_jack_gpio;
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#endif
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typedef int (*hw_write_t)(void *,const char* ,int);
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typedef int (*hw_read_t)(void *,char* ,int);
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extern struct snd_ac97_bus_ops soc_ac97_ops;
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@ -1,8 +1,8 @@
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/*
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* Au12x0/Au1550 PSC ALSA ASoC audio support.
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*
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* (c) 2007-2008 MSC Vertriebsges.m.b.H.,
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* Manuel Lauss <mano@roarinelk.homelinux.net>
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* (c) 2007-2009 MSC Vertriebsges.m.b.H.,
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* Manuel Lauss <manuel.lauss@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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@ -19,6 +19,7 @@
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#include <linux/module.h>
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#include <linux/device.h>
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#include <linux/delay.h>
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#include <linux/mutex.h>
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#include <linux/suspend.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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@ -29,6 +30,9 @@
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#include "psc.h"
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/* how often to retry failed codec register reads/writes */
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#define AC97_RW_RETRIES 5
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#define AC97_DIR \
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(SND_SOC_DAIDIR_PLAYBACK | SND_SOC_DAIDIR_CAPTURE)
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@ -45,6 +49,9 @@
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#define AC97PCR_CLRFIFO(stype) \
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((stype) == PCM_TX ? PSC_AC97PCR_TC : PSC_AC97PCR_RC)
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#define AC97STAT_BUSY(stype) \
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((stype) == PCM_TX ? PSC_AC97STAT_TB : PSC_AC97STAT_RB)
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/* instance data. There can be only one, MacLeod!!!! */
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static struct au1xpsc_audio_data *au1xpsc_ac97_workdata;
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@ -54,24 +61,33 @@ static unsigned short au1xpsc_ac97_read(struct snd_ac97 *ac97,
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{
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/* FIXME */
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struct au1xpsc_audio_data *pscdata = au1xpsc_ac97_workdata;
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unsigned short data, tmo;
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au_writel(PSC_AC97CDC_RD | PSC_AC97CDC_INDX(reg), AC97_CDC(pscdata));
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au_sync();
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tmo = 1000;
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while ((!(au_readl(AC97_EVNT(pscdata)) & PSC_AC97EVNT_CD)) && --tmo)
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udelay(2);
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if (!tmo)
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data = 0xffff;
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else
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data = au_readl(AC97_CDC(pscdata)) & 0xffff;
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unsigned short data, retry, tmo;
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au_writel(PSC_AC97EVNT_CD, AC97_EVNT(pscdata));
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au_sync();
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return data;
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retry = AC97_RW_RETRIES;
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do {
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mutex_lock(&pscdata->lock);
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au_writel(PSC_AC97CDC_RD | PSC_AC97CDC_INDX(reg),
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AC97_CDC(pscdata));
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au_sync();
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tmo = 2000;
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while ((!(au_readl(AC97_EVNT(pscdata)) & PSC_AC97EVNT_CD))
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&& --tmo)
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udelay(2);
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data = au_readl(AC97_CDC(pscdata)) & 0xffff;
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au_writel(PSC_AC97EVNT_CD, AC97_EVNT(pscdata));
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au_sync();
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mutex_unlock(&pscdata->lock);
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} while (--retry && !tmo);
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return retry ? data : 0xffff;
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}
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/* AC97 controller writes to codec register */
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@ -80,16 +96,29 @@ static void au1xpsc_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
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{
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/* FIXME */
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struct au1xpsc_audio_data *pscdata = au1xpsc_ac97_workdata;
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unsigned int tmo;
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au_writel(PSC_AC97CDC_INDX(reg) | (val & 0xffff), AC97_CDC(pscdata));
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au_sync();
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tmo = 1000;
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while ((!(au_readl(AC97_EVNT(pscdata)) & PSC_AC97EVNT_CD)) && --tmo)
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au_sync();
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unsigned int tmo, retry;
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au_writel(PSC_AC97EVNT_CD, AC97_EVNT(pscdata));
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au_sync();
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retry = AC97_RW_RETRIES;
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do {
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mutex_lock(&pscdata->lock);
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au_writel(PSC_AC97CDC_INDX(reg) | (val & 0xffff),
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AC97_CDC(pscdata));
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au_sync();
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tmo = 2000;
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while ((!(au_readl(AC97_EVNT(pscdata)) & PSC_AC97EVNT_CD))
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&& --tmo)
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udelay(2);
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au_writel(PSC_AC97EVNT_CD, AC97_EVNT(pscdata));
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au_sync();
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mutex_unlock(&pscdata->lock);
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} while (--retry && !tmo);
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}
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/* AC97 controller asserts a warm reset */
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@ -129,9 +158,9 @@ static void au1xpsc_ac97_cold_reset(struct snd_ac97 *ac97)
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au_sync();
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/* wait for PSC to indicate it's ready */
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i = 100000;
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i = 1000;
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while (!((au_readl(AC97_STAT(pscdata)) & PSC_AC97STAT_SR)) && (--i))
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au_sync();
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msleep(1);
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if (i == 0) {
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printk(KERN_ERR "au1xpsc-ac97: PSC not ready!\n");
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@ -143,9 +172,9 @@ static void au1xpsc_ac97_cold_reset(struct snd_ac97 *ac97)
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au_sync();
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/* wait for AC97 core to become ready */
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i = 100000;
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i = 1000;
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while (!((au_readl(AC97_STAT(pscdata)) & PSC_AC97STAT_DR)) && (--i))
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au_sync();
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msleep(1);
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if (i == 0)
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printk(KERN_ERR "au1xpsc-ac97: AC97 ctrl not ready\n");
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}
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@ -165,12 +194,12 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
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{
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/* FIXME */
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struct au1xpsc_audio_data *pscdata = au1xpsc_ac97_workdata;
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unsigned long r, stat;
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unsigned long r, ro, stat;
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int chans, stype = SUBSTREAM_TYPE(substream);
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chans = params_channels(params);
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r = au_readl(AC97_CFG(pscdata));
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r = ro = au_readl(AC97_CFG(pscdata));
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stat = au_readl(AC97_STAT(pscdata));
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/* already active? */
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@ -180,9 +209,6 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
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(pscdata->rate != params_rate(params)))
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return -EINVAL;
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} else {
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/* disable AC97 device controller first */
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au_writel(r & ~PSC_AC97CFG_DE_ENABLE, AC97_CFG(pscdata));
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au_sync();
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/* set sample bitdepth: REG[24:21]=(BITS-2)/2 */
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r &= ~PSC_AC97CFG_LEN_MASK;
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@ -199,14 +225,40 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
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r |= PSC_AC97CFG_RXSLOT_ENA(4);
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}
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/* finally enable the AC97 controller again */
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/* do we need to poke the hardware? */
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if (!(r ^ ro))
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goto out;
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/* ac97 engine is about to be disabled */
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mutex_lock(&pscdata->lock);
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/* disable AC97 device controller first... */
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au_writel(r & ~PSC_AC97CFG_DE_ENABLE, AC97_CFG(pscdata));
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au_sync();
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/* ...wait for it... */
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while (au_readl(AC97_STAT(pscdata)) & PSC_AC97STAT_DR)
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asm volatile ("nop");
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/* ...write config... */
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au_writel(r, AC97_CFG(pscdata));
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au_sync();
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/* ...enable the AC97 controller again... */
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au_writel(r | PSC_AC97CFG_DE_ENABLE, AC97_CFG(pscdata));
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au_sync();
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/* ...and wait for ready bit */
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while (!(au_readl(AC97_STAT(pscdata)) & PSC_AC97STAT_DR))
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asm volatile ("nop");
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mutex_unlock(&pscdata->lock);
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pscdata->cfg = r;
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pscdata->rate = params_rate(params);
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}
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out:
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return 0;
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}
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@ -222,6 +274,8 @@ static int au1xpsc_ac97_trigger(struct snd_pcm_substream *substream,
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switch (cmd) {
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case SNDRV_PCM_TRIGGER_START:
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case SNDRV_PCM_TRIGGER_RESUME:
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au_writel(AC97PCR_CLRFIFO(stype), AC97_PCR(pscdata));
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au_sync();
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au_writel(AC97PCR_START(stype), AC97_PCR(pscdata));
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au_sync();
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break;
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@ -229,6 +283,13 @@ static int au1xpsc_ac97_trigger(struct snd_pcm_substream *substream,
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case SNDRV_PCM_TRIGGER_SUSPEND:
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au_writel(AC97PCR_STOP(stype), AC97_PCR(pscdata));
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au_sync();
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while (au_readl(AC97_STAT(pscdata)) & AC97STAT_BUSY(stype))
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asm volatile ("nop");
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au_writel(AC97PCR_CLRFIFO(stype), AC97_PCR(pscdata));
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au_sync();
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break;
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default:
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ret = -EINVAL;
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@ -251,6 +312,8 @@ static int au1xpsc_ac97_probe(struct platform_device *pdev,
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if (!au1xpsc_ac97_workdata)
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return -ENOMEM;
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mutex_init(&au1xpsc_ac97_workdata->lock);
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r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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if (!r) {
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ret = -ENODEV;
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@ -269,9 +332,9 @@ static int au1xpsc_ac97_probe(struct platform_device *pdev,
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goto out1;
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/* configuration: max dma trigger threshold, enable ac97 */
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au1xpsc_ac97_workdata->cfg = PSC_AC97CFG_RT_FIFO8 |
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PSC_AC97CFG_TT_FIFO8 |
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PSC_AC97CFG_DE_ENABLE;
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au1xpsc_ac97_workdata->cfg = PSC_AC97CFG_RT_FIFO8 |
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PSC_AC97CFG_TT_FIFO8 |
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PSC_AC97CFG_DE_ENABLE;
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/* preserve PSC clock source set up by platform (dev.platform_data
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* is already occupied by soc layer)
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@ -386,4 +449,4 @@ module_exit(au1xpsc_ac97_exit);
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("Au12x0/Au1550 PSC AC97 ALSA ASoC audio driver");
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MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>");
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MODULE_AUTHOR("Manuel Lauss <manuel.lauss@gmail.com>");
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|
|
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@ -29,6 +29,7 @@ struct au1xpsc_audio_data {
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|
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unsigned long pm[2];
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struct resource *ioarea;
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struct mutex lock;
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};
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#define PCM_TX 0
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|
|
|
@ -277,7 +277,11 @@ static int bf5xx_ac97_resume(struct snd_soc_dai *dai)
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if (!dai->active)
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return 0;
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#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
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ret = sport_set_multichannel(sport, 16, 0x3FF, 1);
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#else
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ret = sport_set_multichannel(sport, 16, 0x1F, 1);
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#endif
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if (ret) {
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pr_err("SPORT is busy!\n");
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return -EBUSY;
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|
@ -334,7 +338,11 @@ static int bf5xx_ac97_probe(struct platform_device *pdev,
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goto sport_err;
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}
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/*SPORT works in TDM mode to simulate AC97 transfers*/
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#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
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ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 1);
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#else
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ret = sport_set_multichannel(sport_handle, 16, 0x1F, 1);
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#endif
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if (ret) {
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pr_err("SPORT is busy!\n");
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ret = -EBUSY;
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|
|
|
@ -1,5 +1,5 @@
|
|||
/*
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* linux/sound/arm/bf5xx-ac97.h
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* sound/soc/blackfin/bf5xx-ac97.h
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
|
|
|
@ -227,7 +227,8 @@ static int bf5xx_i2s_probe(struct platform_device *pdev,
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return 0;
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}
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static void bf5xx_i2s_remove(struct snd_soc_dai *dai)
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static void bf5xx_i2s_remove(struct platform_device *pdev,
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struct snd_soc_dai *dai)
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{
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pr_debug("%s enter\n", __func__);
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peripheral_free_list(&sport_req[sport_num][0]);
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|
@ -236,36 +237,31 @@ static void bf5xx_i2s_remove(struct snd_soc_dai *dai)
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#ifdef CONFIG_PM
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static int bf5xx_i2s_suspend(struct snd_soc_dai *dai)
|
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{
|
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struct sport_device *sport =
|
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(struct sport_device *)dai->private_data;
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|
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pr_debug("%s : sport %d\n", __func__, dai->id);
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if (!dai->active)
|
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return 0;
|
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|
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if (dai->capture.active)
|
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sport_rx_stop(sport);
|
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sport_rx_stop(sport_handle);
|
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if (dai->playback.active)
|
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sport_tx_stop(sport);
|
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sport_tx_stop(sport_handle);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int bf5xx_i2s_resume(struct snd_soc_dai *dai)
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{
|
||||
int ret;
|
||||
struct sport_device *sport =
|
||||
(struct sport_device *)dai->private_data;
|
||||
|
||||
pr_debug("%s : sport %d\n", __func__, dai->id);
|
||||
if (!dai->active)
|
||||
return 0;
|
||||
|
||||
ret = sport_config_rx(sport, RFSR | RCKFE, RSFSE|0x1f, 0, 0);
|
||||
ret = sport_config_rx(sport_handle, bf5xx_i2s.rcr1,
|
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bf5xx_i2s.rcr2, 0, 0);
|
||||
if (ret) {
|
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pr_err("SPORT is busy!\n");
|
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return -EBUSY;
|
||||
}
|
||||
|
||||
ret = sport_config_tx(sport, TFSR | TCKFE, TSFSE|0x1f, 0, 0);
|
||||
ret = sport_config_tx(sport_handle, bf5xx_i2s.tcr1,
|
||||
bf5xx_i2s.tcr2, 0, 0);
|
||||
if (ret) {
|
||||
pr_err("SPORT is busy!\n");
|
||||
return -EBUSY;
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
/*
|
||||
* linux/sound/arm/bf5xx-i2s.h
|
||||
* sound/soc/blackfin/bf5xx-i2s.h
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
|
|
|
@ -326,7 +326,7 @@ static inline int sport_hook_tx_dummy(struct sport_device *sport)
|
|||
|
||||
int sport_tx_start(struct sport_device *sport)
|
||||
{
|
||||
unsigned flags;
|
||||
unsigned long flags;
|
||||
pr_debug("%s: tx_run:%d, rx_run:%d\n", __func__,
|
||||
sport->tx_run, sport->rx_run);
|
||||
if (sport->tx_run)
|
||||
|
|
|
@ -18,7 +18,6 @@
|
|||
|
||||
#include <linux/init.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/version.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/device.h>
|
||||
#include <sound/core.h>
|
||||
|
|
|
@ -28,7 +28,6 @@
|
|||
|
||||
#include <linux/init.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/version.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/device.h>
|
||||
#include <sound/core.h>
|
||||
|
|
|
@ -612,7 +612,7 @@ SOC_DAPM_SINGLE("Switch", WM8350_BEEP_VOLUME, 15, 1, 1);
|
|||
|
||||
/* Out4 Capture Mux */
|
||||
static const struct snd_kcontrol_new wm8350_out4_capture_controls =
|
||||
SOC_DAPM_ENUM("Route", wm8350_enum[8]);
|
||||
SOC_DAPM_ENUM("Route", wm8350_enum[7]);
|
||||
|
||||
static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = {
|
||||
|
||||
|
|
|
@ -12,7 +12,6 @@
|
|||
|
||||
#include <linux/module.h>
|
||||
#include <linux/moduleparam.h>
|
||||
#include <linux/version.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/delay.h>
|
||||
|
|
|
@ -512,34 +512,49 @@ static int davinci_config_channel_size(struct davinci_audio_dev *dev,
|
|||
int channel_size)
|
||||
{
|
||||
u32 fmt = 0;
|
||||
u32 mask, rotate;
|
||||
|
||||
switch (channel_size) {
|
||||
case DAVINCI_AUDIO_WORD_8:
|
||||
fmt = 0x03;
|
||||
rotate = 6;
|
||||
mask = 0x000000ff;
|
||||
break;
|
||||
|
||||
case DAVINCI_AUDIO_WORD_12:
|
||||
fmt = 0x05;
|
||||
rotate = 5;
|
||||
mask = 0x00000fff;
|
||||
break;
|
||||
|
||||
case DAVINCI_AUDIO_WORD_16:
|
||||
fmt = 0x07;
|
||||
rotate = 4;
|
||||
mask = 0x0000ffff;
|
||||
break;
|
||||
|
||||
case DAVINCI_AUDIO_WORD_20:
|
||||
fmt = 0x09;
|
||||
rotate = 3;
|
||||
mask = 0x000fffff;
|
||||
break;
|
||||
|
||||
case DAVINCI_AUDIO_WORD_24:
|
||||
fmt = 0x0B;
|
||||
rotate = 2;
|
||||
mask = 0x00ffffff;
|
||||
break;
|
||||
|
||||
case DAVINCI_AUDIO_WORD_28:
|
||||
fmt = 0x0D;
|
||||
rotate = 1;
|
||||
mask = 0x0fffffff;
|
||||
break;
|
||||
|
||||
case DAVINCI_AUDIO_WORD_32:
|
||||
fmt = 0x0F;
|
||||
rotate = 0;
|
||||
mask = 0xffffffff;
|
||||
break;
|
||||
|
||||
default:
|
||||
|
@ -550,6 +565,13 @@ static int davinci_config_channel_size(struct davinci_audio_dev *dev,
|
|||
RXSSZ(fmt), RXSSZ(0x0F));
|
||||
mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG,
|
||||
TXSSZ(fmt), TXSSZ(0x0F));
|
||||
mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG, TXROT(rotate),
|
||||
TXROT(7));
|
||||
mcasp_mod_bits(dev->base + DAVINCI_MCASP_RXFMT_REG, RXROT(rotate),
|
||||
RXROT(7));
|
||||
mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, mask);
|
||||
mcasp_set_reg(dev->base + DAVINCI_MCASP_RXMASK_REG, mask);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
@ -638,7 +660,6 @@ static void davinci_hw_param(struct davinci_audio_dev *dev, int stream)
|
|||
printk(KERN_ERR "playback tdm slot %d not supported\n",
|
||||
dev->tdm_slots);
|
||||
|
||||
mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, 0xFFFFFFFF);
|
||||
mcasp_clr_bits(dev->base + DAVINCI_MCASP_TXFMCTL_REG, FSXDUR);
|
||||
} else {
|
||||
/* bit stream is MSB first with no delay */
|
||||
|
@ -655,7 +676,6 @@ static void davinci_hw_param(struct davinci_audio_dev *dev, int stream)
|
|||
printk(KERN_ERR "capture tdm slot %d not supported\n",
|
||||
dev->tdm_slots);
|
||||
|
||||
mcasp_set_reg(dev->base + DAVINCI_MCASP_RXMASK_REG, 0xFFFFFFFF);
|
||||
mcasp_clr_bits(dev->base + DAVINCI_MCASP_RXFMCTL_REG, FSRDUR);
|
||||
}
|
||||
}
|
||||
|
|
|
@ -447,6 +447,7 @@ int mpc5200_audio_dma_create(struct of_device *op)
|
|||
int size, irq, rc;
|
||||
const __be32 *prop;
|
||||
void __iomem *regs;
|
||||
int ret;
|
||||
|
||||
/* Fetch the registers and IRQ of the PSC */
|
||||
irq = irq_of_parse_and_map(op->node, 0);
|
||||
|
@ -463,14 +464,16 @@ int mpc5200_audio_dma_create(struct of_device *op)
|
|||
/* Allocate and initialize the driver private data */
|
||||
psc_dma = kzalloc(sizeof *psc_dma, GFP_KERNEL);
|
||||
if (!psc_dma) {
|
||||
iounmap(regs);
|
||||
return -ENOMEM;
|
||||
ret = -ENOMEM;
|
||||
goto out_unmap;
|
||||
}
|
||||
|
||||
/* Get the PSC ID */
|
||||
prop = of_get_property(op->node, "cell-index", &size);
|
||||
if (!prop || size < sizeof *prop)
|
||||
return -ENODEV;
|
||||
if (!prop || size < sizeof *prop) {
|
||||
ret = -ENODEV;
|
||||
goto out_free;
|
||||
}
|
||||
|
||||
spin_lock_init(&psc_dma->lock);
|
||||
mutex_init(&psc_dma->mutex);
|
||||
|
@ -493,9 +496,8 @@ int mpc5200_audio_dma_create(struct of_device *op)
|
|||
if (!psc_dma->capture.bcom_task ||
|
||||
!psc_dma->playback.bcom_task) {
|
||||
dev_err(&op->dev, "Could not allocate bestcomm tasks\n");
|
||||
iounmap(regs);
|
||||
kfree(psc_dma);
|
||||
return -ENODEV;
|
||||
ret = -ENODEV;
|
||||
goto out_free;
|
||||
}
|
||||
|
||||
/* Disable all interrupts and reset the PSC */
|
||||
|
@ -537,12 +539,8 @@ int mpc5200_audio_dma_create(struct of_device *op)
|
|||
&psc_dma_bcom_irq_tx, IRQF_SHARED,
|
||||
"psc-dma-playback", &psc_dma->playback);
|
||||
if (rc) {
|
||||
free_irq(psc_dma->irq, psc_dma);
|
||||
free_irq(psc_dma->capture.irq,
|
||||
&psc_dma->capture);
|
||||
free_irq(psc_dma->playback.irq,
|
||||
&psc_dma->playback);
|
||||
return -ENODEV;
|
||||
ret = -ENODEV;
|
||||
goto out_irq;
|
||||
}
|
||||
|
||||
/* Save what we've done so it can be found again later */
|
||||
|
@ -550,6 +548,15 @@ int mpc5200_audio_dma_create(struct of_device *op)
|
|||
|
||||
/* Tell the ASoC OF helpers about it */
|
||||
return snd_soc_register_platform(&mpc5200_audio_dma_platform);
|
||||
out_irq:
|
||||
free_irq(psc_dma->irq, psc_dma);
|
||||
free_irq(psc_dma->capture.irq, &psc_dma->capture);
|
||||
free_irq(psc_dma->playback.irq, &psc_dma->playback);
|
||||
out_free:
|
||||
kfree(psc_dma);
|
||||
out_unmap:
|
||||
iounmap(regs);
|
||||
return ret;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(mpc5200_audio_dma_create);
|
||||
|
||||
|
|
|
@ -230,6 +230,8 @@ static void s3c2412_snd_rxctrl(struct s3c_i2sv2_info *i2s, int on)
|
|||
pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
|
||||
}
|
||||
|
||||
#define msecs_to_loops(t) (loops_per_jiffy / 1000 * HZ * t)
|
||||
|
||||
/*
|
||||
* Wait for the LR signal to allow synchronisation to the L/R clock
|
||||
* from the codec. May only be needed for slave mode.
|
||||
|
@ -237,19 +239,21 @@ static void s3c2412_snd_rxctrl(struct s3c_i2sv2_info *i2s, int on)
|
|||
static int s3c2412_snd_lrsync(struct s3c_i2sv2_info *i2s)
|
||||
{
|
||||
u32 iiscon;
|
||||
unsigned long timeout = jiffies + msecs_to_jiffies(5);
|
||||
unsigned long loops = msecs_to_loops(5);
|
||||
|
||||
pr_debug("Entered %s\n", __func__);
|
||||
|
||||
while (1) {
|
||||
while (--loops) {
|
||||
iiscon = readl(i2s->regs + S3C2412_IISCON);
|
||||
if (iiscon & S3C2412_IISCON_LRINDEX)
|
||||
break;
|
||||
|
||||
if (timeout < jiffies) {
|
||||
printk(KERN_ERR "%s: timeout\n", __func__);
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
cpu_relax();
|
||||
}
|
||||
|
||||
if (!loops) {
|
||||
printk(KERN_ERR "%s: timeout\n", __func__);
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
|
|
@ -1135,9 +1135,10 @@ static ssize_t dapm_widget_power_read_file(struct file *file,
|
|||
ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d\n",
|
||||
w->name, w->power ? "On" : "Off", in, out);
|
||||
|
||||
if (w->active && w->sname)
|
||||
ret += snprintf(buf, PAGE_SIZE - ret, " stream %s active\n",
|
||||
w->sname);
|
||||
if (w->sname)
|
||||
ret += snprintf(buf + ret, PAGE_SIZE - ret, " stream %s %s\n",
|
||||
w->sname,
|
||||
w->active ? "active" : "inactive");
|
||||
|
||||
list_for_each_entry(p, &w->sources, list_sink) {
|
||||
if (p->connected && !p->connected(w, p->sink))
|
||||
|
|
Loading…
Reference in a new issue