diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index cb59f99..41543a4 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -2218,7 +2218,7 @@
 	codec->card = card;
 	codec->pci = pci;
 	codec->irq = -1;
-	pci_read_config_byte(pci, PCI_REVISION_ID, &codec->revision);
+	codec->revision = pci->revision;
 	codec->spdif_support = spdif_support;
 
 	if (pcm_streams < 1)
diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c
index 7d8053b..89184a4 100644
--- a/sound/pci/atiixp.c
+++ b/sound/pci/atiixp.c
@@ -1639,15 +1639,12 @@
 {
 	struct snd_card *card;
 	struct atiixp *chip;
-	unsigned char revision;
 	int err;
 
 	card = snd_card_new(index, id, THIS_MODULE, 0);
 	if (card == NULL)
 		return -ENOMEM;
 
-	pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
-
 	strcpy(card->driver, spdif_aclink ? "ATIIXP" : "ATIIXP-SPDMA");
 	strcpy(card->shortname, "ATI IXP");
 	if ((err = snd_atiixp_create(card, pci, &chip)) < 0)
@@ -1670,7 +1667,8 @@
 	snd_atiixp_chip_start(chip);
 
 	snprintf(card->longname, sizeof(card->longname),
-		 "%s rev %x with %s at %#lx, irq %i", card->shortname, revision,
+		 "%s rev %x with %s at %#lx, irq %i", card->shortname,
+		 pci->revision,
 		 chip->ac97[0] ? snd_ac97_get_short_name(chip->ac97[0]) : "?",
 		 chip->addr, chip->irq);
 
diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c
index 904023f..ce752f8 100644
--- a/sound/pci/atiixp_modem.c
+++ b/sound/pci/atiixp_modem.c
@@ -1283,15 +1283,12 @@
 {
 	struct snd_card *card;
 	struct atiixp_modem *chip;
-	unsigned char revision;
 	int err;
 
 	card = snd_card_new(index, id, THIS_MODULE, 0);
 	if (card == NULL)
 		return -ENOMEM;
 
-	pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
-
 	strcpy(card->driver, "ATIIXP-MODEM");
 	strcpy(card->shortname, "ATI IXP Modem");
 	if ((err = snd_atiixp_create(card, pci, &chip)) < 0)
@@ -1312,7 +1309,7 @@
 	snd_atiixp_chip_start(chip);
 
 	sprintf(card->longname, "%s rev %x at 0x%lx, irq %i",
-		card->shortname, revision, chip->addr, chip->irq);
+		card->shortname, pci->revision, chip->addr, chip->irq);
 
 	if ((err = snd_card_register(card)) < 0)
 		goto __error;
diff --git a/sound/pci/au88x0/au88x0.c b/sound/pci/au88x0/au88x0.c
index 238154b..5ec1b6f 100644
--- a/sound/pci/au88x0/au88x0.c
+++ b/sound/pci/au88x0/au88x0.c
@@ -341,11 +341,7 @@
 		snd_card_free(card);
 		return err;
 	}
-	if ((err = pci_read_config_byte(pci, PCI_REVISION_ID,
-				  &(chip->rev))) < 0) {
-		snd_card_free(card);
-		return err;
-	}
+	chip->rev = pci->revision;
 #ifdef CHIP_AU8830
 	if ((chip->rev) != 0xfe && (chip->rev) != 0xfa) {
 		printk(KERN_ALERT
diff --git a/sound/pci/ca0106/ca0106.h b/sound/pci/ca0106/ca0106.h
index aaac6e5..a0420bc 100644
--- a/sound/pci/ca0106/ca0106.h
+++ b/sound/pci/ca0106/ca0106.h
@@ -590,7 +590,6 @@
 	struct resource *res_port;
 	int irq;
 
-	unsigned char revision;		/* chip revision */
 	unsigned int serial;            /* serial number */
 	unsigned short model;		/* subsystem id */
 
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index 48f3f17..9fd7b8a 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -1293,13 +1293,12 @@
 	}
 
 	pci_set_master(pci);
-	/* read revision & serial */
-	pci_read_config_byte(pci, PCI_REVISION_ID, &chip->revision);
+	/* read serial */
 	pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &chip->serial);
 	pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &chip->model);
 #if 1
 	printk(KERN_INFO "snd-ca0106: Model %04x Rev %08x Serial %08x\n", chip->model,
-	       chip->revision, chip->serial);
+	       pci->revision, chip->serial);
 #endif
 	strcpy(card->driver, "CA0106");
 	strcpy(card->shortname, "CA0106");
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
index dbc805c..4a9b59a 100644
--- a/sound/pci/emu10k1/emu10k1_main.c
+++ b/sound/pci/emu10k1/emu10k1_main.c
@@ -1511,7 +1511,6 @@
 	struct snd_emu10k1 *emu;
 	int idx, err;
 	int is_audigy;
-	unsigned char revision;
 	unsigned int silent_page;
 	const struct snd_emu_chip_details *c;
 	static struct snd_device_ops ops = {
@@ -1543,8 +1542,7 @@
 	emu->synth = NULL;
 	emu->get_synth_voice = NULL;
 	/* read revision & serial */
-	pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
-	emu->revision = revision;
+	emu->revision = pci->revision;
 	pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &emu->serial);
 	pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &emu->model);
 	snd_printdd("vendor=0x%x, device=0x%x, subsystem_vendor_id=0x%x, subsystem_id=0x%x\n",pci->vendor, pci->device, emu->serial, emu->model);
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index bb0fec7..e4af7a9 100644
--- a/sound/pci/emu10k1/emu10k1x.c
+++ b/sound/pci/emu10k1/emu10k1x.c
@@ -942,7 +942,7 @@
 
 	pci_set_master(pci);
 	/* read revision & serial */
-	pci_read_config_byte(pci, PCI_REVISION_ID, &chip->revision);
+	chip->revision = pci->revision;
 	pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &chip->serial);
 	pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &chip->model);
 	snd_printk(KERN_INFO "Model %04x Rev %08x Serial %08x\n", chip->model,
diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
index 6a0ddcf..7c40396 100644
--- a/sound/pci/ens1370.c
+++ b/sound/pci/ens1370.c
@@ -2110,7 +2110,6 @@
 				     struct ensoniq ** rensoniq)
 {
 	struct ensoniq *ensoniq;
-	unsigned char cmdb;
 	int err;
 	static struct snd_device_ops ops = {
 		.dev_free =	snd_ensoniq_dev_free,
@@ -2151,8 +2150,7 @@
 	}
 #endif
 	pci_set_master(pci);
-	pci_read_config_byte(pci, PCI_REVISION_ID, &cmdb);
-	ensoniq->rev = cmdb;
+	ensoniq->rev = pci->revision;
 #ifdef CHIP1370
 #if 0
 	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index 6dc578b..1101517 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1369,7 +1369,6 @@
 				      struct fm801 ** rchip)
 {
 	struct fm801 *chip;
-	unsigned char rev;
 	int err;
 	static struct snd_device_ops ops = {
 		.dev_free =	snd_fm801_dev_free,
@@ -1405,8 +1404,7 @@
 		pci_set_master(pci);
 	}
 
-	pci_read_config_byte(pci, PCI_REVISION_ID, &rev);
-	if (rev >= 0xb1)	/* FM801-AU */
+	if (pci->revision >= 0xb1)	/* FM801-AU */
 		chip->multichannel = 1;
 
 	snd_fm801_chip_init(chip, 0);
diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
index a289922..50c9f92 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -2431,7 +2431,6 @@
 {
 	struct snd_card *card;
 	struct via82xx *chip;
-	unsigned char revision;
 	int chip_type = 0, card_type;
 	unsigned int i;
 	int err;
@@ -2441,18 +2440,17 @@
 		return -ENOMEM;
 
 	card_type = pci_id->driver_data;
-	pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
 	switch (card_type) {
 	case TYPE_CARD_VIA686:
 		strcpy(card->driver, "VIA686A");
-		sprintf(card->shortname, "VIA 82C686A/B rev%x", revision);
+		sprintf(card->shortname, "VIA 82C686A/B rev%x", pci->revision);
 		chip_type = TYPE_VIA686;
 		break;
 	case TYPE_CARD_VIA8233:
 		chip_type = TYPE_VIA8233;
-		sprintf(card->shortname, "VIA 823x rev%x", revision);
+		sprintf(card->shortname, "VIA 823x rev%x", pci->revision);
 		for (i = 0; i < ARRAY_SIZE(via823x_cards); i++) {
-			if (revision == via823x_cards[i].revision) {
+			if (pci->revision == via823x_cards[i].revision) {
 				chip_type = via823x_cards[i].type;
 				strcpy(card->shortname, via823x_cards[i].name);
 				break;
@@ -2460,7 +2458,7 @@
 		}
 		if (chip_type != TYPE_VIA8233A) {
 			if (dxs_support == VIA_DXS_AUTO)
-				dxs_support = check_dxs_list(pci, revision);
+				dxs_support = check_dxs_list(pci, pci->revision);
 			/* force to use VIA8233 or 8233A model according to
 			 * dxs_support module option
 			 */
@@ -2471,7 +2469,7 @@
 		}
 		if (chip_type == TYPE_VIA8233A)
 			strcpy(card->driver, "VIA8233A");
-		else if (revision >= VIA_REV_8237)
+		else if (pci->revision >= VIA_REV_8237)
 			strcpy(card->driver, "VIA8237"); /* no slog assignment */
 		else
 			strcpy(card->driver, "VIA8233");
@@ -2482,7 +2480,7 @@
 		goto __error;
 	}
 		
-	if ((err = snd_via82xx_create(card, pci, chip_type, revision,
+	if ((err = snd_via82xx_create(card, pci, chip_type, pci->revision,
 				      ac97_clock, &chip)) < 0)
 		goto __error;
 	card->private_data = chip;
diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
index b338e15..8cbf8eb 100644
--- a/sound/pci/via82xx_modem.c
+++ b/sound/pci/via82xx_modem.c
@@ -1162,7 +1162,6 @@
 {
 	struct snd_card *card;
 	struct via82xx_modem *chip;
-	unsigned char revision;
 	int chip_type = 0, card_type;
 	unsigned int i;
 	int err;
@@ -1172,7 +1171,6 @@
 		return -ENOMEM;
 
 	card_type = pci_id->driver_data;
-	pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
 	switch (card_type) {
 	case TYPE_CARD_VIA82XX_MODEM:
 		strcpy(card->driver, "VIA82XX-MODEM");
@@ -1184,7 +1182,7 @@
 		goto __error;
 	}
 		
-	if ((err = snd_via82xx_create(card, pci, chip_type, revision,
+	if ((err = snd_via82xx_create(card, pci, chip_type, pci->revision,
 				      ac97_clock, &chip)) < 0)
 		goto __error;
 	card->private_data = chip;
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index ea861bc..ab7a81c 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -2404,7 +2404,7 @@
 	chip->pci = pci;
 	chip->irq = -1;
 	chip->device_id = pci->device;
-	pci_read_config_byte(pci, PCI_REVISION_ID, &chip->rev);
+	chip->rev = pci->revision;
 	chip->reg_area_phys = pci_resource_start(pci, 0);
 	chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
 	pci_set_master(pci);