[ALSA] pci_find_device remove

Memalloc module,CS46xx driver,VIA82xx driver,ALI5451 driver
au88x0 driver
Replace pci_find_device() with pci_get_device() and pci_dev_put().

Signed-off-by: Jiri Slaby <xslaby@fi.muni.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

include/sound/cs46xx.h

@@ -1702,7 +1702,6 @@ struct _snd_cs46xx {
 	void (*active_ctrl)(cs46xx_t *, int);
   	void (*mixer_init)(cs46xx_t *);
 
-	struct pci_dev *acpi_dev;
 	int acpi_port;
 	snd_kcontrol_t *eapd_switch; /* for amplifier hack */
 	int accept_valid;	/* accept mmap valid (for OSS) */

sound/core/memalloc.c

@@ -590,7 +590,7 @@ static int snd_mem_proc_write(struct file *file, const char __user *buffer,
 
 		alloced = 0;
 		pci = NULL;
-		while ((pci = pci_find_device(vendor, device, pci)) != NULL) {
+		while ((pci = pci_get_device(vendor, device, pci)) != NULL) {
 			if (mask > 0 && mask < 0xffffffff) {
 				if (pci_set_dma_mask(pci, mask) < 0 ||
 				    pci_set_consistent_dma_mask(pci, mask) < 0) {
@@ -604,6 +604,7 @@ static int snd_mem_proc_write(struct file *file, const char __user *buffer,
 				if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
 							size, &dmab) < 0) {
 					printk(KERN_ERR "snd-page-alloc: cannot allocate buffer pages (size = %d)\n", size);
+					pci_dev_put(pci);
 					return (int)count;
 				}
 				snd_dma_reserve_buf(&dmab, snd_dma_pci_buf_id(pci));

sound/pci/ali5451/ali5451.c

@@ -318,13 +318,12 @@ static void ali_read_regs(ali_t *codec, int channel)
 static void ali_read_cfg(unsigned int vendor, unsigned deviceid)
 {
 	unsigned int dwVal;
-	struct pci_dev *pci_dev = NULL;
+	struct pci_dev *pci_dev;
 	int i,j;
 
-
-        pci_dev = pci_find_device(vendor, deviceid, pci_dev);
-        if (pci_dev == NULL)
-                return ;
+	pci_dev = pci_get_device(vendor, deviceid, NULL);
+	if (pci_dev == NULL)
+		return ;
 
 	printk("\nM%x PCI CFG\n", deviceid);
 	printk("    ");
@@ -341,6 +340,7 @@ static void ali_read_cfg(unsigned int vendor, unsigned deviceid)
 		}
 		printk("\n");
 	}
+	pci_dev_put(pci_dev);
  }
 static void ali_read_ac97regs(ali_t *codec, int secondary)
 {
@@ -2108,6 +2108,8 @@ static int snd_ali_free(ali_t * codec)
 #ifdef CONFIG_PM
 	kfree(codec->image);
 #endif
+	pci_dev_put(codec->pci_m1533);
+	pci_dev_put(codec->pci_m7101);
 	kfree(codec);
 	return 0;
 }
@@ -2297,15 +2299,15 @@ static int __devinit snd_ali_create(snd_card_t * card,
 	codec->chregs.data.ainten = 0x00;
 
 	/* M1533: southbridge */
-       	pci_dev = pci_find_device(0x10b9, 0x1533, NULL);
+	pci_dev = pci_get_device(0x10b9, 0x1533, NULL);
 	codec->pci_m1533 = pci_dev;
 	if (! codec->pci_m1533) {
 		snd_printk(KERN_ERR "ali5451: cannot find ALi 1533 chip.\n");
 		snd_ali_free(codec);
 		return -ENODEV;
 	}
 	/* M7101: power management */
-       	pci_dev = pci_find_device(0x10b9, 0x7101, NULL);
+	pci_dev = pci_get_device(0x10b9, 0x7101, NULL);
 	codec->pci_m7101 = pci_dev;
 	if (! codec->pci_m7101 && codec->revision == ALI_5451_V02) {
 		snd_printk(KERN_ERR "ali5451: cannot find ALi 7101 chip.\n");

sound/pci/au88x0/au88x0.c

@@ -79,19 +79,21 @@ static void vortex_fix_agp_bridge(struct pci_dev *via)
 
 static void __devinit snd_vortex_workaround(struct pci_dev *vortex, int fix)
 {
-	struct pci_dev *via;
+	struct pci_dev *via = NULL;
 
 	/* autodetect if workarounds are required */
 	if (fix == 255) {
 		/* VIA KT133 */
-		via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8365_1, NULL);
+		via = pci_get_device(PCI_VENDOR_ID_VIA,
+			PCI_DEVICE_ID_VIA_8365_1, NULL);
 		/* VIA Apollo */
 		if (via == NULL) {
-			via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C598_1, NULL);
-		}
-		/* AMD Irongate */
-		if (via == NULL) {
-			via = pci_find_device(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL);
+			via = pci_get_device(PCI_VENDOR_ID_VIA,
+				PCI_DEVICE_ID_VIA_82C598_1, NULL);
+			/* AMD Irongate */
+			if (via == NULL)
+				via = pci_get_device(PCI_VENDOR_ID_AMD,
+					PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL);
 		}
 		if (via) {
 			printk(KERN_INFO CARD_NAME ": Activating latency workaround...\n");
@@ -101,13 +103,17 @@ static void __devinit snd_vortex_workaround(struct pci_dev *vortex, int fix)
 	} else {
 		if (fix & 0x1)
 			vortex_fix_latency(vortex);
-		if ((fix & 0x2) && (via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8365_1, NULL)))
+		if ((fix & 0x2) && (via = pci_get_device(PCI_VENDOR_ID_VIA,
+				PCI_DEVICE_ID_VIA_8365_1, NULL)))
 			vortex_fix_agp_bridge(via);
-		if ((fix & 0x4) && (via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C598_1, NULL)))
+		if ((fix & 0x4) && (via = pci_get_device(PCI_VENDOR_ID_VIA,
+				PCI_DEVICE_ID_VIA_82C598_1, NULL)))
 			vortex_fix_agp_bridge(via);
-		if ((fix & 0x8) && (via = pci_find_device(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL)))
+		if ((fix & 0x8) && (via = pci_get_device(PCI_VENDOR_ID_AMD,
+				PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL)))
 			vortex_fix_agp_bridge(via);
 	}
+	pci_dev_put(via);
 }
 
 // component-destructor

sound/pci/cs46xx/cs46xx_lib.c

@@ -3537,7 +3537,7 @@ static void clkrun_hack(cs46xx_t *chip, int change)
 {
 	u16 control, nval;
 
-	if (chip->acpi_dev == NULL)
+	if (!chip->acpi_port)
 		return;
 
 	chip->amplifier += change;
@@ -3560,15 +3560,20 @@ static void clkrun_hack(cs46xx_t *chip, int change)
  */
 static void clkrun_init(cs46xx_t *chip)
 {
+	struct pci_dev *pdev;
 	u8 pp;
 
-	chip->acpi_dev = pci_find_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
-	if (chip->acpi_dev == NULL)
+	chip->acpi_port = 0;
+
+	pdev = pci_get_device(PCI_VENDOR_ID_INTEL,
+		PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
+	if (pdev == NULL)
 		return;		/* Not a thinkpad thats for sure */
 
 	/* Find the control port */		
-	pci_read_config_byte(chip->acpi_dev, 0x41, &pp);
+	pci_read_config_byte(pdev, 0x41, &pp);
 	chip->acpi_port = pp << 8;
+	pci_dev_put(pdev);
 }
 
 

sound/pci/via82xx.c

@@ -1927,11 +1927,12 @@ static int snd_via82xx_chip_init(via82xx_t *chip)
 		 * DXS channels don't work properly with VRA if MC97 is disabled.
 		 */
 		struct pci_dev *pci;
-		pci = pci_find_device(0x1106, 0x3068, NULL); /* MC97 */
+		pci = pci_get_device(0x1106, 0x3068, NULL); /* MC97 */
 		if (pci) {
 			unsigned char data;
 			pci_read_config_byte(pci, 0x44, &data);
 			pci_write_config_byte(pci, 0x44, data | 0x40);
+			pci_dev_put(pci);
 		}
 	}