Commit 8d9a114e authored by Andreas Mohr's avatar Andreas Mohr Committed by Takashi Iwai
Browse files

ALSA: azt3328: _setfmt() update 



- use a separate variable for the frequency part, don't always "or" it
- use a "clever"(?) macro to shorten the code

Signed-off-by: default avatarAndreas Mohr <andi@lisas.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent adf5931f

sound/pci/azt3328.c

+25 −16
Original line number Diff line number Diff line
@@ -958,28 +958,35 @@ snd_azf3328_codec_setfmt(struct snd_azf3328 *chip, 
	unsigned long flags;

	const struct snd_azf3328_codec_data *codec = &chip->codecs[codec_type];

	u16 val = 0xff00;

	u8 freq = 0;



	snd_azf3328_dbgcallenter();

	switch (bitrate) {

	case AZF_FREQ_4000:  val |= SOUNDFORMAT_FREQ_SUSPECTED_4000; break;

	case AZF_FREQ_4800:  val |= SOUNDFORMAT_FREQ_SUSPECTED_4800; break;

	case AZF_FREQ_5512:

		/* the AZF3328 names it "5510" for some strange reason */

			     val |= SOUNDFORMAT_FREQ_5510; break;

	case AZF_FREQ_6620:  val |= SOUNDFORMAT_FREQ_6620; break;

	case AZF_FREQ_8000:  val |= SOUNDFORMAT_FREQ_8000; break;

	case AZF_FREQ_9600:  val |= SOUNDFORMAT_FREQ_9600; break;

	case AZF_FREQ_11025: val |= SOUNDFORMAT_FREQ_11025; break;

	case AZF_FREQ_13240: val |= SOUNDFORMAT_FREQ_SUSPECTED_13240; break;

	case AZF_FREQ_16000: val |= SOUNDFORMAT_FREQ_16000; break;

	case AZF_FREQ_22050: val |= SOUNDFORMAT_FREQ_22050; break;

	case AZF_FREQ_32000: val |= SOUNDFORMAT_FREQ_32000; break;

#define AZF_FMT_XLATE(in_freq, out_bits) \

	do { \

		case AZF_FREQ_ ## in_freq: \

			freq = SOUNDFORMAT_FREQ_ ## out_bits; \

			break; \

	} while (0);

	AZF_FMT_XLATE(4000, SUSPECTED_4000)

	AZF_FMT_XLATE(4800, SUSPECTED_4800)

	/* the AZF3328 names it "5510" for some strange reason: */

	AZF_FMT_XLATE(5512, 5510)

	AZF_FMT_XLATE(6620, 6620)

	AZF_FMT_XLATE(8000, 8000)

	AZF_FMT_XLATE(9600, 9600)

	AZF_FMT_XLATE(11025, 11025)

	AZF_FMT_XLATE(13240, SUSPECTED_13240)

	AZF_FMT_XLATE(16000, 16000)

	AZF_FMT_XLATE(22050, 22050)

	AZF_FMT_XLATE(32000, 32000)

	default:

		snd_printk(KERN_WARNING "unknown bitrate %d, assuming 44.1kHz!\n", bitrate);

		/* fall-through */

	case AZF_FREQ_44100: val |= SOUNDFORMAT_FREQ_44100; break;

	case AZF_FREQ_48000: val |= SOUNDFORMAT_FREQ_48000; break;

	case AZF_FREQ_66200: val |= SOUNDFORMAT_FREQ_SUSPECTED_66200; break;

	AZF_FMT_XLATE(44100, 44100)

	AZF_FMT_XLATE(48000, 48000)

	AZF_FMT_XLATE(66200, SUSPECTED_66200)

#undef AZF_FMT_XLATE

	}

	/* val = 0xff07; 3m27.993s (65301Hz; -> 64000Hz???) hmm, 66120, 65967, 66123 */

	/* val = 0xff09; 17m15.098s (13123,478Hz; -> 12000Hz???) hmm, 13237.2Hz? */
@@ -991,6 +998,8 @@ snd_azf3328_codec_setfmt(struct snd_azf3328 *chip, 
	/* val = 0xff0d; 41m23.135s (5523,600Hz; -> 5512Hz???) */

	/* val = 0xff0e; 28m30.777s (8017Hz; -> 8000Hz???) */



	val |= freq;



	if (channels == 2)

		val |= SOUNDFORMAT_FLAG_2CHANNELS;