fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / sound / pci / cs46xx / cs46xx_lib.c

diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
index 8fb275d..2ae539b 100644 (file)
--- a/sound/pci/cs46xx/cs46xx_lib.c
+++ b/sound/pci/cs46xx/cs46xx_lib.c
@@ -53,6 +53,8 @@
 #include <linux/interrupt.h>
 #include <linux/slab.h>
 #include <linux/gameport.h>
+#include <linux/mutex.h>
+
 
 #include <sound/core.h>
 #include <sound/control.h>
@@ -909,22 +911,22 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
        snd_assert (sample_rate != 0, return -ENXIO);
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
 
        if (_cs46xx_adjust_sample_rate (chip,cpcm,sample_rate)) {
-               up (&chip->spos_mutex);
+               mutex_unlock(&chip->spos_mutex);
                return -ENXIO;
        }
 
        snd_assert (cpcm->pcm_channel != NULL);
        if (!cpcm->pcm_channel) {
-               up (&chip->spos_mutex);
+               mutex_unlock(&chip->spos_mutex);
                return -ENXIO;
        }
 
 
        if (cs46xx_dsp_pcm_channel_set_period (chip,cpcm->pcm_channel,period_size)) {
-                up (&chip->spos_mutex);
+                mutex_unlock(&chip->spos_mutex);
                 return -EINVAL;
         }
 
@@ -965,7 +967,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
                }
                if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) {
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
-                       up (&chip->spos_mutex);
+                       mutex_unlock(&chip->spos_mutex);
 #endif
                        return err;
                }
@@ -989,7 +991,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
        }
 
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 #endif
 
        return 0;
@@ -1147,7 +1149,7 @@ static int snd_cs46xx_capture_prepare(struct snd_pcm_substream *substream)
        return 0;
 }
 
-static irqreturn_t snd_cs46xx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_cs46xx_interrupt(int irq, void *dev_id)
 {
        struct snd_cs46xx *chip = dev_id;
        u32 status1;
@@ -1319,7 +1321,7 @@ static int _cs46xx_playback_open_channel (struct snd_pcm_substream *substream,in
 
        cpcm->substream = substream;
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        cpcm->pcm_channel = NULL; 
        cpcm->pcm_channel_id = pcm_channel_id;
 
@@ -1328,7 +1330,7 @@ static int _cs46xx_playback_open_channel (struct snd_pcm_substream *substream,in
                                   SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 
                                   &hw_constraints_period_sizes);
 
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 #else
        chip->playback_pcm = cpcm; /* HACK */
 #endif
@@ -1367,9 +1369,9 @@ static int snd_cs46xx_playback_open_iec958(struct snd_pcm_substream *substream)
 
        snd_printdd("open raw iec958 channel\n");
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        cs46xx_iec958_pre_open (chip);
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 
        return _cs46xx_playback_open_channel(substream,DSP_IEC958_CHANNEL);
 }
@@ -1385,9 +1387,9 @@ static int snd_cs46xx_playback_close_iec958(struct snd_pcm_substream *substream)
 
        err = snd_cs46xx_playback_close(substream);
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        cs46xx_iec958_post_close (chip);
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 
        return err;
 }
@@ -1428,12 +1430,12 @@ static int snd_cs46xx_playback_close(struct snd_pcm_substream *substream)
        if (!cpcm) return -ENXIO;
 
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        if (cpcm->pcm_channel) {
                cs46xx_dsp_destroy_pcm_channel(chip,cpcm->pcm_channel);
                cpcm->pcm_channel = NULL;
        }
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 #else
        chip->playback_pcm = NULL;
 #endif
@@ -1848,7 +1850,7 @@ static int snd_cs46xx_iec958_put(struct snd_kcontrol *kcontrol,
 
        switch (kcontrol->private_value) {
        case CS46XX_MIXER_SPDIF_OUTPUT_ELEMENT:
-               down (&chip->spos_mutex);
+               mutex_lock(&chip->spos_mutex);
                change = (chip->dsp_spos_instance->spdif_status_out & DSP_SPDIF_STATUS_OUTPUT_ENABLED);
                if (ucontrol->value.integer.value[0] && !change) 
                        cs46xx_dsp_enable_spdif_out(chip);
@@ -1856,7 +1858,7 @@ static int snd_cs46xx_iec958_put(struct snd_kcontrol *kcontrol,
                        cs46xx_dsp_disable_spdif_out(chip);
 
                res = (change != (chip->dsp_spos_instance->spdif_status_out & DSP_SPDIF_STATUS_OUTPUT_ENABLED));
-               up (&chip->spos_mutex);
+               mutex_unlock(&chip->spos_mutex);
                break;
        case CS46XX_MIXER_SPDIF_INPUT_ELEMENT:
                change = chip->dsp_spos_instance->spdif_status_in;
@@ -1997,12 +1999,12 @@ static int snd_cs46xx_spdif_default_get(struct snd_kcontrol *kcontrol,
        struct snd_cs46xx *chip = snd_kcontrol_chip(kcontrol);
        struct dsp_spos_instance * ins = chip->dsp_spos_instance;
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        ucontrol->value.iec958.status[0] = _wrap_all_bits((ins->spdif_csuv_default >> 24) & 0xff);
        ucontrol->value.iec958.status[1] = _wrap_all_bits((ins->spdif_csuv_default >> 16) & 0xff);
        ucontrol->value.iec958.status[2] = 0;
        ucontrol->value.iec958.status[3] = _wrap_all_bits((ins->spdif_csuv_default) & 0xff);
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 
        return 0;
 }
@@ -2015,7 +2017,7 @@ static int snd_cs46xx_spdif_default_put(struct snd_kcontrol *kcontrol,
        unsigned int val;
        int change;
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        val = ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[0]) << 24) |
                ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[2]) << 16) |
                ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[3]))  |
@@ -2029,7 +2031,7 @@ static int snd_cs46xx_spdif_default_put(struct snd_kcontrol *kcontrol,
        if ( !(ins->spdif_status_out & DSP_SPDIF_STATUS_PLAYBACK_OPEN) )
                cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV,val);
 
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 
        return change;
 }
@@ -2050,12 +2052,12 @@ static int snd_cs46xx_spdif_stream_get(struct snd_kcontrol *kcontrol,
        struct snd_cs46xx *chip = snd_kcontrol_chip(kcontrol);
        struct dsp_spos_instance * ins = chip->dsp_spos_instance;
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        ucontrol->value.iec958.status[0] = _wrap_all_bits((ins->spdif_csuv_stream >> 24) & 0xff);
        ucontrol->value.iec958.status[1] = _wrap_all_bits((ins->spdif_csuv_stream >> 16) & 0xff);
        ucontrol->value.iec958.status[2] = 0;
        ucontrol->value.iec958.status[3] = _wrap_all_bits((ins->spdif_csuv_stream) & 0xff);
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 
        return 0;
 }
@@ -2068,7 +2070,7 @@ static int snd_cs46xx_spdif_stream_put(struct snd_kcontrol *kcontrol,
        unsigned int val;
        int change;
 
-       down (&chip->spos_mutex);
+       mutex_lock(&chip->spos_mutex);
        val = ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[0]) << 24) |
                ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[1]) << 16) |
                ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[3])) |
@@ -2082,7 +2084,7 @@ static int snd_cs46xx_spdif_stream_put(struct snd_kcontrol *kcontrol,
        if ( ins->spdif_status_out & DSP_SPDIF_STATUS_PLAYBACK_OPEN )
                cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV,val);
 
-       up (&chip->spos_mutex);
+       mutex_unlock(&chip->spos_mutex);
 
        return change;
 }
@@ -2315,7 +2317,7 @@ static struct snd_kcontrol_new snd_cs46xx_front_dup_ctl = {
 
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
 /* Only available on the Hercules Game Theater XP soundcard */
-static struct snd_kcontrol_new snd_hercules_controls[] __devinitdata = {
+static struct snd_kcontrol_new snd_hercules_controls[] = {
 {
        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
        .name = "Optical/Coaxial SPDIF Input Switch",
@@ -2875,14 +2877,15 @@ static int snd_cs46xx_free(struct snd_cs46xx *chip)
        if (chip->region.idx[0].resource)
                snd_cs46xx_hw_stop(chip);
 
+       if (chip->irq >= 0)
+               free_irq(chip->irq, chip);
+
        for (idx = 0; idx < 5; idx++) {
                struct snd_cs46xx_region *region = &chip->region.idx[idx];
                if (region->remap_addr)
                        iounmap(region->remap_addr);
                release_and_free_resource(region->resource);
        }
-       if (chip->irq >= 0)
-               free_irq(chip->irq, chip);
 
        if (chip->active_ctrl)
                chip->active_ctrl(chip, -chip->amplifier);
@@ -3455,6 +3458,9 @@ static void hercules_mixer_init (struct snd_cs46xx *chip)
        snd_printdd ("initializing Hercules mixer\n");
 
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
+       if (chip->in_suspend)
+               return;
+
        for (idx = 0 ; idx < ARRAY_SIZE(snd_hercules_controls); idx++) {
                struct snd_kcontrol *kctl;
 
@@ -3666,6 +3672,7 @@ int snd_cs46xx_suspend(struct pci_dev *pci, pm_message_t state)
        int amp_saved;
 
        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+       chip->in_suspend = 1;
        snd_pcm_suspend_all(chip->pcm);
        // chip->ac97_powerdown = snd_cs46xx_codec_read(chip, AC97_POWER_CONTROL);
        // chip->ac97_general_purpose = snd_cs46xx_codec_read(chip, BA0_AC97_GENERAL_PURPOSE);
@@ -3680,8 +3687,10 @@ int snd_cs46xx_suspend(struct pci_dev *pci, pm_message_t state)
        /* disable CLKRUN */
        chip->active_ctrl(chip, -chip->amplifier);
        chip->amplifier = amp_saved; /* restore the status */
+
        pci_disable_device(pci);
        pci_save_state(pci);
+       pci_set_power_state(pci, pci_choose_state(pci, state));
        return 0;
 }
 
@@ -3691,9 +3700,16 @@ int snd_cs46xx_resume(struct pci_dev *pci)
        struct snd_cs46xx *chip = card->private_data;
        int amp_saved;
 
+       pci_set_power_state(pci, PCI_D0);
        pci_restore_state(pci);
-       pci_enable_device(pci);
+       if (pci_enable_device(pci) < 0) {
+               printk(KERN_ERR "cs46xx: pci_enable_device failed, "
+                      "disabling device\n");
+               snd_card_disconnect(card);
+               return -EIO;
+       }
        pci_set_master(pci);
+
        amp_saved = chip->amplifier;
        chip->amplifier = 0;
        chip->active_ctrl(chip, 1); /* force to on */
@@ -3719,6 +3735,7 @@ int snd_cs46xx_resume(struct pci_dev *pci)
        else
                chip->active_ctrl(chip, -1); /* disable CLKRUN */
        chip->amplifier = amp_saved;
+       chip->in_suspend = 0;
        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
        return 0;
 }
@@ -3755,7 +3772,7 @@ int __devinit snd_cs46xx_create(struct snd_card *card,
        }
        spin_lock_init(&chip->reg_lock);
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
-       init_MUTEX(&chip->spos_mutex);
+       mutex_init(&chip->spos_mutex);
 #endif
        chip->card = card;
        chip->pci = pci;
@@ -3850,7 +3867,7 @@ int __devinit snd_cs46xx_create(struct snd_card *card,
                }
        }
 
-       if (request_irq(pci->irq, snd_cs46xx_interrupt, SA_INTERRUPT|SA_SHIRQ,
+       if (request_irq(pci->irq, snd_cs46xx_interrupt, IRQF_SHARED,
                        "CS46XX", chip)) {
                snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
                snd_cs46xx_free(chip);