Commit 83a5b72a authored by Sasha Khapyorsky's avatar Sasha Khapyorsky Committed by Jaroslav Kysela
Browse files

[ALSA] PCI modem drivers update 



ATIIXP-modem driver,Intel8x0-modem driver,VIA82xx-modem driver
Modem drivers (atiixp-modem, intel8x0m, via82xx-modem) migration
for using MC97 generic modem mixer for off-hook operation.

Signed-off-by: default avatarSasha Khapyorsky <sashak@smlink.com>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 87d61c29

sound/pci/atiixp_modem.c

+17 −23
Original line number Diff line number Diff line
@@ -463,6 +463,11 @@ static unsigned short snd_atiixp_ac97_read(ac97_t *ac97, unsigned short reg) 
static void snd_atiixp_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short val)

{

	atiixp_t *chip = ac97->private_data;

	if (reg == AC97_GPIO_STATUS) {

		atiixp_write(chip, MODEM_OUT_GPIO,

			(val << ATI_REG_MODEM_OUT_GPIO_DATA_SHIFT) | ATI_REG_MODEM_OUT_GPIO_EN);

		return;

	}

	snd_atiixp_codec_write(chip, ac97->num, reg, val);

}
@@ -663,44 +668,33 @@ static int snd_atiixp_pcm_trigger(snd_pcm_substream_t *substream, int cmd) 
{

	atiixp_t *chip = snd_pcm_substream_chip(substream);

	atiixp_dma_t *dma = (atiixp_dma_t *)substream->runtime->private_data;

	unsigned int reg = 0;

	int i;

	int err = 0;



	snd_assert(dma->ops->enable_transfer && dma->ops->flush_dma, return -EINVAL);



	if (cmd != SNDRV_PCM_TRIGGER_START && cmd != SNDRV_PCM_TRIGGER_STOP)

		return -EINVAL;



	spin_lock(&chip->reg_lock);



	/* hook off/on: via GPIO_OUT */

	for (i = 0; i < NUM_ATI_CODECS; i++) {

		if (chip->ac97[i]) {

			reg = snd_ac97_read(chip->ac97[i], AC97_GPIO_STATUS);

			break;

	}

	}

	if(cmd == SNDRV_PCM_TRIGGER_START)

		reg |= AC97_GPIO_LINE1_OH;

	else

		reg &= ~AC97_GPIO_LINE1_OH;

	reg = (reg << ATI_REG_MODEM_OUT_GPIO_DATA_SHIFT) | ATI_REG_MODEM_OUT_GPIO_EN ;

	atiixp_write(chip, MODEM_OUT_GPIO, reg);



	if (cmd == SNDRV_PCM_TRIGGER_START) {

	switch(cmd) {

	case SNDRV_PCM_TRIGGER_START:

		dma->ops->enable_transfer(chip, 1);

		dma->running = 1;

	} else {

		break;

	case SNDRV_PCM_TRIGGER_STOP:

		dma->ops->enable_transfer(chip, 0);

		dma->running = 0;

		break;

	default:

		err = -EINVAL;

		break;

	}

	if (! err) {

	snd_atiixp_check_bus_busy(chip);

	if (cmd == SNDRV_PCM_TRIGGER_STOP) {

		dma->ops->flush_dma(chip);

		snd_atiixp_check_bus_busy(chip);

	}

	}

	spin_unlock(&chip->reg_lock);

	return 0;

	return err;

}

sound/pci/intel8x0m.c

+2 −74
Original line number Diff line number Diff line
@@ -35,7 +35,6 @@ 
#include <sound/pcm.h>

#include <sound/ac97_codec.h>

#include <sound/info.h>

#include <sound/control.h>

#include <sound/initval.h>



MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
@@ -292,60 +291,9 @@ static struct pci_device_id snd_intel8x0m_ids[] = { 
#endif

	{ 0, }

};

static int snd_intel8x0m_switch_default_get(snd_kcontrol_t *kcontrol,

					    snd_ctl_elem_value_t *ucontrol);

static int snd_intel8x0m_switch_default_put(snd_kcontrol_t *kcontrol,

					    snd_ctl_elem_value_t *ucontrol);

static int snd_intel8x0m_switch_default_info(snd_kcontrol_t *kcontrol,

					     snd_ctl_elem_info_t *uinfo);



#define PRIVATE_VALUE_INITIALIZER(r,m) (((r) & 0xffff) << 16 | ((m) & 0xffff))

#define PRIVATE_VALUE_MASK(control) ((control)->private_value & 0xffff)

#define PRIVATE_VALUE_REG(control) (((control)->private_value >> 16) & 0xffff)



static snd_kcontrol_new_t snd_intel8x0m_mixer_switches[] __devinitdata = {

  { .name  = "Off-hook Switch",

    .iface = SNDRV_CTL_ELEM_IFACE_MIXER,

    .info  = snd_intel8x0m_switch_default_info,

    .get   = snd_intel8x0m_switch_default_get,

    .put   = snd_intel8x0m_switch_default_put,

    .private_value = PRIVATE_VALUE_INITIALIZER(AC97_GPIO_STATUS,AC97_GPIO_LINE1_OH)

  }

};



MODULE_DEVICE_TABLE(pci, snd_intel8x0m_ids);



static int snd_intel8x0m_switch_default_info(snd_kcontrol_t *kcontrol,

					     snd_ctl_elem_info_t *uinfo)

{

	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;

	uinfo->count = 1;

	uinfo->value.integer.min = 0;

	uinfo->value.integer.max = 1;

	return 0;

}



static int snd_intel8x0m_switch_default_get(snd_kcontrol_t *kcontrol,

					    snd_ctl_elem_value_t *ucontrol)

{

	unsigned short mask = PRIVATE_VALUE_MASK(kcontrol);

	unsigned short reg = PRIVATE_VALUE_REG(kcontrol);

	intel8x0_t *chip = snd_kcontrol_chip(kcontrol);

	unsigned int status;

	status = snd_ac97_read(chip->ac97, reg) & mask ? 1 : 0;

	ucontrol->value.integer.value[0] = status;

	return 0;

}

static int snd_intel8x0m_switch_default_put(snd_kcontrol_t *kcontrol,

					    snd_ctl_elem_value_t *ucontrol)

{

	unsigned short mask = PRIVATE_VALUE_MASK(kcontrol);

	unsigned short reg = PRIVATE_VALUE_REG(kcontrol);

	intel8x0_t *chip = snd_kcontrol_chip(kcontrol);

	unsigned short new_status = ucontrol->value.integer.value[0] ? mask : ~mask;

	return snd_ac97_update_bits(chip->ac97, reg,

				    mask, new_status);

}

/*

 *  Lowlevel I/O - busmaster

 */
@@ -700,21 +648,6 @@ static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(snd_pcm_substream_t * substrea 
	return bytes_to_frames(substream->runtime, ptr);

}



static int snd_intel8x0m_pcm_trigger(snd_pcm_substream_t *substream, int cmd)

{

	/* hook off/on on start/stop */

	/* Moved this to mixer control */

	switch (cmd) {

	case SNDRV_PCM_TRIGGER_START:

		break;

	case SNDRV_PCM_TRIGGER_STOP:

		break;

	default:

		return -EINVAL;

	}

	return snd_intel8x0_pcm_trigger(substream,cmd);

}



static int snd_intel8x0m_pcm_prepare(snd_pcm_substream_t * substream)

{

	intel8x0_t *chip = snd_pcm_substream_chip(substream);
@@ -810,7 +743,7 @@ static snd_pcm_ops_t snd_intel8x0m_playback_ops = { 
	.hw_params =	snd_intel8x0_hw_params,

	.hw_free =	snd_intel8x0_hw_free,

	.prepare =	snd_intel8x0m_pcm_prepare,

	.trigger =	snd_intel8x0m_pcm_trigger,

	.trigger =	snd_intel8x0_pcm_trigger,

	.pointer =	snd_intel8x0_pcm_pointer,

};
@@ -821,7 +754,7 @@ static snd_pcm_ops_t snd_intel8x0m_capture_ops = { 
	.hw_params =	snd_intel8x0_hw_params,

	.hw_free =	snd_intel8x0_hw_free,

	.prepare =	snd_intel8x0m_pcm_prepare,

	.trigger =	snd_intel8x0m_pcm_trigger,

	.trigger =	snd_intel8x0_pcm_trigger,

	.pointer =	snd_intel8x0_pcm_pointer,

};
@@ -949,7 +882,6 @@ static int __devinit snd_intel8x0_mixer(intel8x0_t *chip, int ac97_clock) 
	ac97_t *x97;

	int err;

	unsigned int glob_sta = 0;

	unsigned int idx;

	static ac97_bus_ops_t ops = {

		.write = snd_intel8x0_codec_write,

		.read = snd_intel8x0_codec_read,
@@ -985,10 +917,6 @@ static int __devinit snd_intel8x0_mixer(intel8x0_t *chip, int ac97_clock) 
		chip->ichd[ICHD_MDMIN].ac97 = x97;

		chip->ichd[ICHD_MDMOUT].ac97 = x97;

	}

	for (idx = 0; idx < ARRAY_SIZE(snd_intel8x0m_mixer_switches); idx++) {

		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_intel8x0m_mixer_switches[idx], chip))) < 0)

			goto __err;

	}



	chip->in_ac97_init = 0;

	return 0;

sound/pci/via82xx_modem.c

+6 −22
Original line number Diff line number Diff line
@@ -420,7 +420,10 @@ static void snd_via82xx_codec_write(ac97_t *ac97, 
{

	via82xx_t *chip = ac97->private_data;

	unsigned int xval;

	

	if(reg == AC97_GPIO_STATUS) {

		outl(val, VIAREG(chip, GPI_STATUS));

		return;

	}	

	xval = !ac97->num ? VIA_REG_AC97_CODEC_ID_PRIMARY : VIA_REG_AC97_CODEC_ID_SECONDARY;

	xval <<= VIA_REG_AC97_CODEC_ID_SHIFT;

	xval |= reg << VIA_REG_AC97_CMD_SHIFT;
@@ -544,25 +547,6 @@ static int snd_via82xx_pcm_trigger(snd_pcm_substream_t * substream, int cmd) 
	return 0;

}



static int snd_via82xx_modem_pcm_trigger(snd_pcm_substream_t * substream, int cmd)

{

	via82xx_t *chip = snd_pcm_substream_chip(substream);

	unsigned int val = 0;

	switch (cmd) {

	case SNDRV_PCM_TRIGGER_START:

		val = snd_ac97_read(chip->ac97, AC97_GPIO_STATUS);

		outl(val|AC97_GPIO_LINE1_OH, VIAREG(chip, GPI_STATUS));

		break;

	case SNDRV_PCM_TRIGGER_STOP:

		val = snd_ac97_read(chip->ac97, AC97_GPIO_STATUS);

		outl(val&~AC97_GPIO_LINE1_OH, VIAREG(chip, GPI_STATUS));

		break;

	default:

		break;

	}

	return snd_via82xx_pcm_trigger(substream, cmd);

}



/*

 * pointer callbacks

 */
@@ -806,7 +790,7 @@ static snd_pcm_ops_t snd_via686_playback_ops = { 
	.hw_params =	snd_via82xx_hw_params,

	.hw_free =	snd_via82xx_hw_free,

	.prepare =	snd_via82xx_pcm_prepare,

	.trigger =	snd_via82xx_modem_pcm_trigger,

	.trigger =	snd_via82xx_pcm_trigger,

	.pointer =	snd_via686_pcm_pointer,

	.page =		snd_pcm_sgbuf_ops_page,

};
@@ -819,7 +803,7 @@ static snd_pcm_ops_t snd_via686_capture_ops = { 
	.hw_params =	snd_via82xx_hw_params,

	.hw_free =	snd_via82xx_hw_free,

	.prepare =	snd_via82xx_pcm_prepare,

	.trigger =	snd_via82xx_modem_pcm_trigger,

	.trigger =	snd_via82xx_pcm_trigger,

	.pointer =	snd_via686_pcm_pointer,

	.page =		snd_pcm_sgbuf_ops_page,

};

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