From 3f05f868f1112b970e7fb9c0aa42cc99370098fe Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 17 Nov 2005 11:12:06 +0100 Subject: [PATCH] [ALSA] nm256 - Code clean up Modules: NM256 driver Clean up snd-nm256 driver code: - Simplify chip constructor function Signed-off-by: Takashi Iwai --- sound/pci/nm256/nm256.c | 30 +++++++++--------------------- 1 file changed, 9 insertions(+), 21 deletions(-) diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c index 089d23b..a01b3e5 100644 --- a/sound/pci/nm256/nm256.c +++ b/sound/pci/nm256/nm256.c @@ -1375,10 +1375,6 @@ static int snd_nm256_dev_free(snd_device_t *device) static int __devinit snd_nm256_create(snd_card_t *card, struct pci_dev *pci, - int play_bufsize, int capt_bufsize, - int force_load, - u32 buffertop, - int usecache, nm256_t **chip_ret) { nm256_t *chip; @@ -1401,13 +1397,14 @@ snd_nm256_create(snd_card_t *card, struct pci_dev *pci, chip->card = card; chip->pci = pci; - chip->use_cache = usecache; + chip->use_cache = use_cache; spin_lock_init(&chip->reg_lock); chip->irq = -1; init_MUTEX(&chip->irq_mutex); - chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize = play_bufsize; - chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize = capt_bufsize; + /* store buffer sizes in bytes */ + chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize = playback_bufsize * 1024; + chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize = capture_bufsize * 1024; /* * The NM256 has two memory ports. The first port is nothing @@ -1440,7 +1437,7 @@ snd_nm256_create(snd_card_t *card, struct pci_dev *pci, /* Ok, try to see if this is a non-AC97 version of the hardware. */ pval = snd_nm256_readw(chip, NM_MIXER_PRESENCE); if ((pval & NM_PRESENCE_MASK) != NM_PRESENCE_VALUE) { - if (! force_load) { + if (! force_ac97) { printk(KERN_ERR "nm256: no ac97 is found!\n"); printk(KERN_ERR " force the driver to load by passing in the module parameter\n"); printk(KERN_ERR " force_ac97=1\n"); @@ -1471,8 +1468,8 @@ snd_nm256_create(snd_card_t *card, struct pci_dev *pci, else chip->buffer_size += NM_MAX_PLAYBACK_COEF_SIZE + NM_MAX_RECORD_COEF_SIZE; - if (buffertop >= chip->buffer_size && buffertop < chip->buffer_end) - chip->buffer_end = buffertop; + if (buffer_top >= chip->buffer_size && buffer_top < chip->buffer_end) + chip->buffer_end = buffer_top; else { /* get buffer end pointer from signature */ if ((err = snd_nm256_peek_for_sig(chip)) < 0) @@ -1567,7 +1564,6 @@ static int __devinit snd_nm256_probe(struct pci_dev *pci, snd_card_t *card; nm256_t *chip; int err; - unsigned int xbuffer_top; struct nm256_quirk *q; u16 subsystem_vendor, subsystem_device; @@ -1611,9 +1607,7 @@ static int __devinit snd_nm256_probe(struct pci_dev *pci, } if (vaio_hack) - xbuffer_top = 0x25a800; /* this avoids conflicts with XFree86 server */ - else - xbuffer_top = buffer_top; + buffer_top = 0x25a800; /* this avoids conflicts with XFree86 server */ if (playback_bufsize < 4) playback_bufsize = 4; @@ -1623,13 +1617,7 @@ static int __devinit snd_nm256_probe(struct pci_dev *pci, capture_bufsize = 4; if (capture_bufsize > 128) capture_bufsize = 128; - if ((err = snd_nm256_create(card, pci, - playback_bufsize * 1024, /* in bytes */ - capture_bufsize * 1024, /* in bytes */ - force_ac97, - xbuffer_top, - use_cache, - &chip)) < 0) { + if ((err = snd_nm256_create(card, pci, &chip)) < 0) { snd_card_free(card); return err; } -- 1.8.2.3