From 83a5b72ad7c7cbd0d155d922733b2429f46801bf Mon Sep 17 00:00:00 2001 From: Sasha Khapyorsky Date: Sun, 29 May 2005 15:10:07 +0200 Subject: [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: Sasha Khapyorsky Signed-off-by: Jaroslav Kysela --- sound/pci/atiixp_modem.c | 40 +++++++++++++++++----------------------- 1 file changed, 17 insertions(+), 23 deletions(-) (limited to 'sound/pci/atiixp_modem.c') diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c index 9220aae632b..a6b4b8d589f 100644 --- a/sound/pci/atiixp_modem.c +++ b/sound/pci/atiixp_modem.c @@ -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; } -- cgit v1.2.3