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Commit 76039358 authored by Arnd Bergmann's avatar Arnd Bergmann Committed by Takashi Iwai
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ALSA: ali5451: use mdelay instead of large udelay constants 



ARM cannot handle udelay for more than 2 miliseconds, so we
should use mdelay instead for those.

Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 2fc565e4

sound/pci/ali5451/ali5451.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -451,10 +451,10 @@ static int snd_ali_reset_5451(struct snd_ali *codec) 
	if (pci_dev) {

	if (pci_dev) {

		pci_read_config_dword(pci_dev, 0x7c, &dwVal);

		pci_read_config_dword(pci_dev, 0x7c, &dwVal);

		pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000);

		pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000);

		udelay(5000);

		mdelay(5);

		pci_read_config_dword(pci_dev, 0x7c, &dwVal);

		pci_read_config_dword(pci_dev, 0x7c, &dwVal);

		pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff);

		pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff);

		udelay(5000);

		mdelay(5);

	}

	}

	

	

	pci_dev = codec->pci;

	pci_dev = codec->pci;
@@ -463,14 +463,14 @@ static int snd_ali_reset_5451(struct snd_ali *codec) 
	udelay(500);

	udelay(500);

	pci_read_config_dword(pci_dev, 0x44, &dwVal);

	pci_read_config_dword(pci_dev, 0x44, &dwVal);

	pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff);

	pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff);

	udelay(5000);

	mdelay(5);

	

	

	wCount = 200;

	wCount = 200;

	while(wCount--) {

	while(wCount--) {

		wReg = snd_ali_codec_peek(codec, 0, AC97_POWERDOWN);

		wReg = snd_ali_codec_peek(codec, 0, AC97_POWERDOWN);

		if ((wReg & 0x000f) == 0x000f)

		if ((wReg & 0x000f) == 0x000f)

			return 0;

			return 0;

		udelay(5000);

		mdelay(5);

	}

	}





	/* non-fatal if you have a non PM capable codec */

	/* non-fatal if you have a non PM capable codec */