Merge commit 'v2.6.28-rc2' into tracing/urgent

17 files changed, 122 insertions, 115 deletions

diff --git a/drivers/pnp/Kconfig b/drivers/pnp/Kconfig
index 821933f9aa57..2a37b3fedb8e 100644
--- a/drivers/pnp/Kconfig
+++ b/drivers/pnp/Kconfig
@@ -20,13 +20,21 @@ menuconfig PNP
 
 	  If unsure, say Y.
 
-if PNP
-
-config PNP_DEBUG
-	bool "PnP Debug Messages"
+config PNP_DEBUG_MESSAGES
+	default y
+	bool "PNP debugging messages"
+	depends on PNP
 	help
-	  Say Y if you want the Plug and Play Layer to print debug messages.
-	  This is useful if you are developing a PnP driver or troubleshooting.
+	  Say Y here if you want the PNP layer to be able to produce debugging
+	  messages if needed.  The messages can be enabled at boot-time with
+	  the pnp.debug kernel parameter.
+
+	  This option allows you to save a bit of space if you do not want
+	  the messages to even be built into the kernel.
+
+	  If you have any doubts about this, say Y here.
+
+if PNP
 
 comment "Protocols"
 
diff --git a/drivers/pnp/Makefile b/drivers/pnp/Makefile
index e83f34f1b5ba..8de3775ec242 100644
--- a/drivers/pnp/Makefile
+++ b/drivers/pnp/Makefile
@@ -10,7 +10,3 @@ obj-$(CONFIG_ISAPNP)		+= isapnp/
 
 # pnp_system_init goes after pnpacpi/pnpbios init
 obj-y				+= system.o
-
-ifeq ($(CONFIG_PNP_DEBUG),y)
-EXTRA_CFLAGS += -DDEBUG
-endif
diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index 3b8b9d3cb03d..0b8d14050efa 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -166,3 +166,13 @@ struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
 struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
 					  resource_size_t start,
 					  resource_size_t end, int flags);
+
+extern int pnp_debug;
+
+#if defined(CONFIG_PNP_DEBUG_MESSAGES)
+#define pnp_dbg(dev, format, arg...)					\
+	({ if (pnp_debug) dev_printk(KERN_DEBUG, dev, format, ## arg); 0; })
+#else
+#define pnp_dbg(dev, format, arg...)					\
+	({ if (0) dev_printk(KERN_DEBUG, dev, format, ## arg); 0; })
+#endif
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index 817fe626e15b..16c01c6fa7c5 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -177,6 +177,9 @@ int __pnp_add_device(struct pnp_dev *dev)
 int pnp_add_device(struct pnp_dev *dev)
 {
 	int ret;
+	char buf[128];
+	int len = 0;
+	struct pnp_id *id;
 
 	if (dev->card)
 		return -EINVAL;
@@ -185,17 +188,12 @@ int pnp_add_device(struct pnp_dev *dev)
 	if (ret)
 		return ret;
 
-#ifdef CONFIG_PNP_DEBUG
-	{
-		struct pnp_id *id;
+	buf[0] = '\0';
+	for (id = dev->id; id; id = id->next)
+		len += scnprintf(buf + len, sizeof(buf) - len, " %s", id->id);
 
-		dev_printk(KERN_DEBUG, &dev->dev, "%s device, IDs",
-			dev->protocol->name);
-		for (id = dev->id; id; id = id->next)
-			printk(" %s", id->id);
-		printk(" (%s)\n", dev->active ? "active" : "disabled");
-	}
-#endif
+	pnp_dbg(&dev->dev, "%s device, IDs%s (%s)\n",
+		dev->protocol->name, buf, dev->active ? "active" : "disabled");
 	return 0;
 }
 
@@ -214,3 +212,14 @@ static int __init pnp_init(void)
 }
 
 subsys_initcall(pnp_init);
+
+int pnp_debug;
+
+#if defined(CONFIG_PNP_DEBUG_MESSAGES)
+static int __init pnp_debug_setup(char *__unused)
+{
+	pnp_debug = 1;
+	return 1;
+}
+__setup("pnp.debug", pnp_debug_setup);
+#endif
diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c
index e3f7e89c4dfb..527ee764c93f 100644
--- a/drivers/pnp/driver.c
+++ b/drivers/pnp/driver.c
@@ -114,7 +114,6 @@ static int pnp_device_probe(struct device *dev)
 	} else
 		goto fail;
 
-	dev_dbg(dev, "driver attached\n");
 	return error;
 
 fail:
@@ -211,8 +210,6 @@ struct bus_type pnp_bus_type = {
 
 int pnp_register_driver(struct pnp_driver *drv)
 {
-	pnp_dbg("the driver '%s' has been registered", drv->name);
-
 	drv->driver.name = drv->name;
 	drv->driver.bus = &pnp_bus_type;
 
@@ -222,7 +219,6 @@ int pnp_register_driver(struct pnp_driver *drv)
 void pnp_unregister_driver(struct pnp_driver *drv)
 {
 	driver_unregister(&drv->driver);
-	pnp_dbg("the driver '%s' has been unregistered", drv->name);
 }
 
 /**
diff --git a/drivers/pnp/isapnp/Makefile b/drivers/pnp/isapnp/Makefile
index 3e38f06f8d78..cac18bbfb817 100644
--- a/drivers/pnp/isapnp/Makefile
+++ b/drivers/pnp/isapnp/Makefile
@@ -5,7 +5,3 @@
 isapnp-proc-$(CONFIG_PROC_FS) = proc.o
 
 obj-y := core.o compat.o $(isapnp-proc-y)
-
-ifeq ($(CONFIG_PNP_DEBUG),y)
-EXTRA_CFLAGS += -DDEBUG
-endif
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 46455fbab6d5..e851160e14f0 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -901,7 +901,7 @@ static int isapnp_get_resources(struct pnp_dev *dev)
 {
 	int i, ret;
 
-	dev_dbg(&dev->dev, "get resources\n");
+	pnp_dbg(&dev->dev, "get resources\n");
 	pnp_init_resources(dev);
 	isapnp_cfg_begin(dev->card->number, dev->number);
 	dev->active = isapnp_read_byte(ISAPNP_CFG_ACTIVATE);
@@ -939,13 +939,13 @@ static int isapnp_set_resources(struct pnp_dev *dev)
 	struct resource *res;
 	int tmp;
 
-	dev_dbg(&dev->dev, "set resources\n");
+	pnp_dbg(&dev->dev, "set resources\n");
 	isapnp_cfg_begin(dev->card->number, dev->number);
 	dev->active = 1;
 	for (tmp = 0; tmp < ISAPNP_MAX_PORT; tmp++) {
 		res = pnp_get_resource(dev, IORESOURCE_IO, tmp);
 		if (pnp_resource_enabled(res)) {
-			dev_dbg(&dev->dev, "  set io  %d to %#llx\n",
+			pnp_dbg(&dev->dev, "  set io  %d to %#llx\n",
 				tmp, (unsigned long long) res->start);
 			isapnp_write_word(ISAPNP_CFG_PORT + (tmp << 1),
 					  res->start);
@@ -957,14 +957,14 @@ static int isapnp_set_resources(struct pnp_dev *dev)
 			int irq = res->start;
 			if (irq == 2)
 				irq = 9;
-			dev_dbg(&dev->dev, "  set irq %d to %d\n", tmp, irq);
+			pnp_dbg(&dev->dev, "  set irq %d to %d\n", tmp, irq);
 			isapnp_write_byte(ISAPNP_CFG_IRQ + (tmp << 1), irq);
 		}
 	}
 	for (tmp = 0; tmp < ISAPNP_MAX_DMA; tmp++) {
 		res = pnp_get_resource(dev, IORESOURCE_DMA, tmp);
 		if (pnp_resource_enabled(res)) {
-			dev_dbg(&dev->dev, "  set dma %d to %lld\n",
+			pnp_dbg(&dev->dev, "  set dma %d to %lld\n",
 				tmp, (unsigned long long) res->start);
 			isapnp_write_byte(ISAPNP_CFG_DMA + tmp, res->start);
 		}
@@ -972,7 +972,7 @@ static int isapnp_set_resources(struct pnp_dev *dev)
 	for (tmp = 0; tmp < ISAPNP_MAX_MEM; tmp++) {
 		res = pnp_get_resource(dev, IORESOURCE_MEM, tmp);
 		if (pnp_resource_enabled(res)) {
-			dev_dbg(&dev->dev, "  set mem %d to %#llx\n",
+			pnp_dbg(&dev->dev, "  set mem %d to %#llx\n",
 				tmp, (unsigned long long) res->start);
 			isapnp_write_word(ISAPNP_CFG_MEM + (tmp << 3),
 					  (res->start >> 8) & 0xffff);
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c
index b526eaad3f6c..00fd3577b985 100644
--- a/drivers/pnp/manager.c
+++ b/drivers/pnp/manager.c
@@ -25,7 +25,7 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)
 
 	res = pnp_get_resource(dev, IORESOURCE_IO, idx);
 	if (res) {
-		dev_dbg(&dev->dev, "  io %d already set to %#llx-%#llx "
+		pnp_dbg(&dev->dev, "  io %d already set to %#llx-%#llx "
 			"flags %#lx\n", idx, (unsigned long long) res->start,
 			(unsigned long long) res->end, res->flags);
 		return 0;
@@ -38,7 +38,7 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)
 
 	if (!rule->size) {
 		res->flags |= IORESOURCE_DISABLED;
-		dev_dbg(&dev->dev, "  io %d disabled\n", idx);
+		pnp_dbg(&dev->dev, "  io %d disabled\n", idx);
 		goto __add;
 	}
 
@@ -49,7 +49,7 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)
 		res->start += rule->align;
 		res->end = res->start + rule->size - 1;
 		if (res->start > rule->max || !rule->align) {
-			dev_dbg(&dev->dev, "  couldn't assign io %d "
+			pnp_dbg(&dev->dev, "  couldn't assign io %d "
 				"(min %#llx max %#llx)\n", idx,
 				(unsigned long long) rule->min,
 				(unsigned long long) rule->max);
@@ -68,7 +68,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
 
 	res = pnp_get_resource(dev, IORESOURCE_MEM, idx);
 	if (res) {
-		dev_dbg(&dev->dev, "  mem %d already set to %#llx-%#llx "
+		pnp_dbg(&dev->dev, "  mem %d already set to %#llx-%#llx "
 			"flags %#lx\n", idx, (unsigned long long) res->start,
 			(unsigned long long) res->end, res->flags);
 		return 0;
@@ -90,7 +90,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
 
 	if (!rule->size) {
 		res->flags |= IORESOURCE_DISABLED;
-		dev_dbg(&dev->dev, "  mem %d disabled\n", idx);
+		pnp_dbg(&dev->dev, "  mem %d disabled\n", idx);
 		goto __add;
 	}
 
@@ -101,7 +101,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
 		res->start += rule->align;
 		res->end = res->start + rule->size - 1;
 		if (res->start > rule->max || !rule->align) {
-			dev_dbg(&dev->dev, "  couldn't assign mem %d "
+			pnp_dbg(&dev->dev, "  couldn't assign mem %d "
 				"(min %#llx max %#llx)\n", idx,
 				(unsigned long long) rule->min,
 				(unsigned long long) rule->max);
@@ -126,7 +126,7 @@ static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx)
 
 	res = pnp_get_resource(dev, IORESOURCE_IRQ, idx);
 	if (res) {
-		dev_dbg(&dev->dev, "  irq %d already set to %d flags %#lx\n",
+		pnp_dbg(&dev->dev, "  irq %d already set to %d flags %#lx\n",
 			idx, (int) res->start, res->flags);
 		return 0;
 	}
@@ -138,7 +138,7 @@ static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx)
 
 	if (bitmap_empty(rule->map.bits, PNP_IRQ_NR)) {
 		res->flags |= IORESOURCE_DISABLED;
-		dev_dbg(&dev->dev, "  irq %d disabled\n", idx);
+		pnp_dbg(&dev->dev, "  irq %d disabled\n", idx);
 		goto __add;
 	}
 
@@ -160,11 +160,11 @@ static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx)
 		res->start = -1;
 		res->end = -1;
 		res->flags |= IORESOURCE_DISABLED;
-		dev_dbg(&dev->dev, "  irq %d disabled (optional)\n", idx);
+		pnp_dbg(&dev->dev, "  irq %d disabled (optional)\n", idx);
 		goto __add;
 	}
 
-	dev_dbg(&dev->dev, "  couldn't assign irq %d\n", idx);
+	pnp_dbg(&dev->dev, "  couldn't assign irq %d\n", idx);
 	return -EBUSY;
 
 __add:
@@ -184,7 +184,7 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx)
 
 	res = pnp_get_resource(dev, IORESOURCE_DMA, idx);
 	if (res) {
-		dev_dbg(&dev->dev, "  dma %d already set to %d flags %#lx\n",
+		pnp_dbg(&dev->dev, "  dma %d already set to %d flags %#lx\n",
 			idx, (int) res->start, res->flags);
 		return 0;
 	}
@@ -205,7 +205,7 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx)
 	res->start = res->end = MAX_DMA_CHANNELS;
 #endif
 	res->flags |= IORESOURCE_DISABLED;
-	dev_dbg(&dev->dev, "  disable dma %d\n", idx);
+	pnp_dbg(&dev->dev, "  disable dma %d\n", idx);
 
 __add:
 	pnp_add_dma_resource(dev, res->start, res->flags);
@@ -238,7 +238,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int set)
 	int nport = 0, nmem = 0, nirq = 0, ndma = 0;
 	int ret = 0;
 
-	dev_dbg(&dev->dev, "pnp_assign_resources, try dependent set %d\n", set);
+	pnp_dbg(&dev->dev, "pnp_assign_resources, try dependent set %d\n", set);
 	mutex_lock(&pnp_res_mutex);
 	pnp_clean_resource_table(dev);
 
@@ -270,7 +270,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int set)
 
 	mutex_unlock(&pnp_res_mutex);
 	if (ret < 0) {
-		dev_dbg(&dev->dev, "pnp_assign_resources failed (%d)\n", ret);
+		pnp_dbg(&dev->dev, "pnp_assign_resources failed (%d)\n", ret);
 		pnp_clean_resource_table(dev);
 	} else
 		dbg_pnp_show_resources(dev, "pnp_assign_resources succeeded");
@@ -286,7 +286,7 @@ int pnp_auto_config_dev(struct pnp_dev *dev)
 	int i, ret;
 
 	if (!pnp_can_configure(dev)) {
-		dev_dbg(&dev->dev, "configuration not supported\n");
+		pnp_dbg(&dev->dev, "configuration not supported\n");
 		return -ENODEV;
 	}
 
@@ -313,7 +313,7 @@ int pnp_auto_config_dev(struct pnp_dev *dev)
 int pnp_start_dev(struct pnp_dev *dev)
 {
 	if (!pnp_can_write(dev)) {
-		dev_dbg(&dev->dev, "activation not supported\n");
+		pnp_dbg(&dev->dev, "activation not supported\n");
 		return -EINVAL;
 	}
 
@@ -336,7 +336,7 @@ int pnp_start_dev(struct pnp_dev *dev)
 int pnp_stop_dev(struct pnp_dev *dev)
 {
 	if (!pnp_can_disable(dev)) {
-		dev_dbg(&dev->dev, "disabling not supported\n");
+		pnp_dbg(&dev->dev, "disabling not supported\n");
 		return -EINVAL;
 	}
 	if (dev->protocol->disable(dev) < 0) {
diff --git a/drivers/pnp/pnpacpi/Makefile b/drivers/pnp/pnpacpi/Makefile
index 2d7a1e6908be..905326fcca85 100644
--- a/drivers/pnp/pnpacpi/Makefile
+++ b/drivers/pnp/pnpacpi/Makefile
@@ -3,7 +3,3 @@
 #
 
 obj-y := core.o rsparser.o
-
-ifeq ($(CONFIG_PNP_DEBUG),y)
-EXTRA_CFLAGS += -DDEBUG
-endif
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 53561d72b4ee..383e47c392a4 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -75,7 +75,7 @@ static int __init ispnpidacpi(char *id)
 
 static int pnpacpi_get_resources(struct pnp_dev *dev)
 {
-	dev_dbg(&dev->dev, "get resources\n");
+	pnp_dbg(&dev->dev, "get resources\n");
 	return pnpacpi_parse_allocated_resource(dev);
 }
 
@@ -86,7 +86,7 @@ static int pnpacpi_set_resources(struct pnp_dev *dev)
 	int ret;
 	acpi_status status;
 
-	dev_dbg(&dev->dev, "set resources\n");
+	pnp_dbg(&dev->dev, "set resources\n");
 	ret = pnpacpi_build_resource_template(dev, &buffer);
 	if (ret)
 		return ret;
@@ -148,9 +148,13 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 	acpi_status status;
 	struct pnp_dev *dev;
 
+	/*
+	 * If a PnPacpi device is not present , the device
+	 * driver should not be loaded.
+	 */
 	status = acpi_get_handle(device->handle, "_CRS", &temp);
 	if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) ||
-	    is_exclusive_device(device))
+	    is_exclusive_device(device) || (!device->status.present))
 		return 0;
 
 	dev = pnp_alloc_dev(&pnpacpi_protocol, num, acpi_device_hid(device));
@@ -255,14 +259,14 @@ int pnpacpi_disabled __initdata;
 static int __init pnpacpi_init(void)
 {
 	if (acpi_disabled || pnpacpi_disabled) {
-		pnp_info("PnP ACPI: disabled");
+		printk(KERN_INFO "pnp: PnP ACPI: disabled\n");
 		return 0;
 	}
-	pnp_info("PnP ACPI init");
+	printk(KERN_INFO "pnp: PnP ACPI init\n");
 	pnp_register_protocol(&pnpacpi_protocol);
 	register_acpi_bus_type(&acpi_pnp_bus);
 	acpi_get_devices(NULL, pnpacpi_add_device_handler, NULL, NULL);
-	pnp_info("PnP ACPI: found %d devices", num);
+	printk(KERN_INFO "pnp: PnP ACPI: found %d devices\n", num);
 	unregister_acpi_bus_type(&acpi_pnp_bus);
 	pnp_platform_devices = 1;
 	return 0;
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index 95015cbfd33f..adf17856bacc 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -132,7 +132,8 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev,
 	pnp_add_irq_resource(dev, irq, flags);
 }
 
-static int dma_flags(int type, int bus_master, int transfer)
+static int dma_flags(struct pnp_dev *dev, int type, int bus_master,
+		     int transfer)
 {
 	int flags = 0;
 
@@ -154,7 +155,7 @@ static int dma_flags(int type, int bus_master, int transfer)
 	default:
 		/* Set a default value ? */
 		flags |= IORESOURCE_DMA_COMPATIBLE;
-		pnp_err("Invalid DMA type");
+		dev_err(&dev->dev, "invalid DMA type %d\n", type);
 	}
 	switch (transfer) {
 	case ACPI_TRANSFER_8:
@@ -169,7 +170,7 @@ static int dma_flags(int type, int bus_master, int transfer)
 	default:
 		/* Set a default value ? */
 		flags |= IORESOURCE_DMA_8AND16BIT;
-		pnp_err("Invalid DMA transfer type");
+		dev_err(&dev->dev, "invalid DMA transfer type %d\n", transfer);
 	}
 
 	return flags;
@@ -336,7 +337,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
 	case ACPI_RESOURCE_TYPE_DMA:
 		dma = &res->data.dma;
 		if (dma->channel_count > 0 && dma->channels[0] != (u8) -1)
-			flags = dma_flags(dma->type, dma->bus_master,
+			flags = dma_flags(dev, dma->type, dma->bus_master,
 					  dma->transfer);
 		else
 			flags = IORESOURCE_DISABLED;
@@ -449,7 +450,7 @@ int pnpacpi_parse_allocated_resource(struct pnp_dev *dev)
 	acpi_handle handle = dev->data;
 	acpi_status status;
 
-	dev_dbg(&dev->dev, "parse allocated resources\n");
+	pnp_dbg(&dev->dev, "parse allocated resources\n");
 
 	pnp_init_resources(dev);
 
@@ -477,7 +478,7 @@ static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev,
 	for (i = 0; i < p->channel_count; i++)
 		map |= 1 << p->channels[i];
 
-	flags = dma_flags(p->type, p->bus_master, p->transfer);
+	flags = dma_flags(dev, p->type, p->bus_master, p->transfer);
 	pnp_register_dma_resource(dev, option_flags, map, flags);
 }
 
@@ -608,8 +609,8 @@ static __init void pnpacpi_parse_address_option(struct pnp_dev *dev,
 	unsigned char flags = 0;
 
 	status = acpi_resource_to_address64(r, p);
-	if (!ACPI_SUCCESS(status)) {
-		pnp_warn("PnPACPI: failed to convert resource type %d",
+	if (ACPI_FAILURE(status)) {
+		dev_warn(&dev->dev, "can't convert resource type %d\n",
 			 r->type);
 		return;
 	}
@@ -735,7 +736,7 @@ int __init pnpacpi_parse_resource_option_data(struct pnp_dev *dev)
 	acpi_status status;
 	struct acpipnp_parse_option_s parse_data;
 
-	dev_dbg(&dev->dev, "parse resource options\n");
+	pnp_dbg(&dev->dev, "parse resource options\n");
 
 	parse_data.dev = dev;
 	parse_data.option_flags = 0;
@@ -843,7 +844,7 @@ static void pnpacpi_encode_irq(struct pnp_dev *dev,
 
 	if (!pnp_resource_enabled(p)) {
 		irq->interrupt_count = 0;
-		dev_dbg(&dev->dev, "  encode irq (%s)\n",
+		pnp_dbg(&dev->dev, "  encode irq (%s)\n",
 			p ? "disabled" : "missing");
 		return;
 	}
@@ -855,7 +856,7 @@ static void pnpacpi_encode_irq(struct pnp_dev *dev,
 	irq->interrupt_count = 1;
 	irq->interrupts[0] = p->start;
 
-	dev_dbg(&dev->dev, "  encode irq %d %s %s %s (%d-byte descriptor)\n",
+	pnp_dbg(&dev->dev, "  encode irq %d %s %s %s (%d-byte descriptor)\n",
 		(int) p->start,
 		triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge",
 		polarity == ACPI_ACTIVE_LOW ? "low" : "high",
@@ -872,7 +873,7 @@ static void pnpacpi_encode_ext_irq(struct pnp_dev *dev,
 
 	if (!pnp_resource_enabled(p)) {
 		extended_irq->interrupt_count = 0;
-		dev_dbg(&dev->dev, "  encode extended irq (%s)\n",
+		pnp_dbg(&dev->dev, "  encode extended irq (%s)\n",
 			p ? "disabled" : "missing");
 		return;
 	}
@@ -885,7 +886,7 @@ static void pnpacpi_encode_ext_irq(struct pnp_dev *dev,
 	extended_irq->interrupt_count = 1;
 	extended_irq->interrupts[0] = p->start;
 
-	dev_dbg(&dev->dev, "  encode irq %d %s %s %s\n", (int) p->start,
+	pnp_dbg(&dev->dev, "  encode irq %d %s %s %s\n", (int) p->start,
 		triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge",
 		polarity == ACPI_ACTIVE_LOW ? "low" : "high",
 		extended_irq->sharable == ACPI_SHARED ? "shared" : "exclusive");
@@ -899,7 +900,7 @@ static void pnpacpi_encode_dma(struct pnp_dev *dev,
 
 	if (!pnp_resource_enabled(p)) {
 		dma->channel_count = 0;
-		dev_dbg(&dev->dev, "  encode dma (%s)\n",
+		pnp_dbg(&dev->dev, "  encode dma (%s)\n",
 			p ? "disabled" : "missing");
 		return;
 	}
@@ -934,7 +935,7 @@ static void pnpacpi_encode_dma(struct pnp_dev *dev,
 	dma->channel_count = 1;
 	dma->channels[0] = p->start;
 
-	dev_dbg(&dev->dev, "  encode dma %d "
+	pnp_dbg(&dev->dev, "  encode dma %d "
 		"type %#x transfer %#x master %d\n",
 		(int) p->start, dma->type, dma->transfer, dma->bus_master);
 }
@@ -958,7 +959,7 @@ static void pnpacpi_encode_io(struct pnp_dev *dev,
 		io->address_length = 0;
 	}
 
-	dev_dbg(&dev->dev, "  encode io %#x-%#x decode %#x\n", io->minimum,
+	pnp_dbg(&dev->dev, "  encode io %#x-%#x decode %#x\n", io->minimum,
 		io->minimum + io->address_length - 1, io->io_decode);
 }
 
@@ -976,7 +977,7 @@ static void pnpacpi_encode_fixed_io(struct pnp_dev *dev,
 		fixed_io->address_length = 0;
 	}
 
-	dev_dbg(&dev->dev, "  encode fixed_io %#x-%#x\n", fixed_io->address,
+	pnp_dbg(&dev->dev, "  encode fixed_io %#x-%#x\n", fixed_io->address,
 		fixed_io->address + fixed_io->address_length - 1);
 }
 
@@ -999,7 +1000,7 @@ static void pnpacpi_encode_mem24(struct pnp_dev *dev,
 		memory24->address_length = 0;
 	}
 
-	dev_dbg(&dev->dev, "  encode mem24 %#x-%#x write_protect %#x\n",
+	pnp_dbg(&dev->dev, "  encode mem24 %#x-%#x write_protect %#x\n",
 		memory24->minimum,
 		memory24->minimum + memory24->address_length - 1,
 		memory24->write_protect);
@@ -1023,7 +1024,7 @@ static void pnpacpi_encode_mem32(struct pnp_dev *dev,
 		memory32->alignment = 0;
 	}
 
-	dev_dbg(&dev->dev, "  encode mem32 %#x-%#x write_protect %#x\n",
+	pnp_dbg(&dev->dev, "  encode mem32 %#x-%#x write_protect %#x\n",
 		memory32->minimum,
 		memory32->minimum + memory32->address_length - 1,
 		memory32->write_protect);
@@ -1046,7 +1047,7 @@ static void pnpacpi_encode_fixed_mem32(struct pnp_dev *dev,
 		fixed_memory32->address_length = 0;
 	}
 
-	dev_dbg(&dev->dev, "  encode fixed_mem32 %#x-%#x write_protect %#x\n",
+	pnp_dbg(&dev->dev, "  encode fixed_mem32 %#x-%#x write_protect %#x\n",
 		fixed_memory32->address,
 		fixed_memory32->address + fixed_memory32->address_length - 1,
 		fixed_memory32->write_protect);
@@ -1060,7 +1061,7 @@ int pnpacpi_encode_resources(struct pnp_dev *dev, struct acpi_buffer *buffer)
 	struct acpi_resource *resource = buffer->pointer;
 	int port = 0, irq = 0, dma = 0, mem = 0;
 
-	dev_dbg(&dev->dev, "encode %d resources\n", res_cnt);
+	pnp_dbg(&dev->dev, "encode %d resources\n", res_cnt);
 	while (i < res_cnt) {
 		switch (resource->type) {
 		case ACPI_RESOURCE_TYPE_IRQ:
diff --git a/drivers/pnp/pnpbios/Makefile b/drivers/pnp/pnpbios/Makefile
index 310e2b3a7710..3cd3ed760605 100644
--- a/drivers/pnp/pnpbios/Makefile
+++ b/drivers/pnp/pnpbios/Makefile
@@ -5,7 +5,3 @@
 pnpbios-proc-$(CONFIG_PNPBIOS_PROC_FS) = proc.o
 
 obj-y := core.o bioscalls.o rsparser.o $(pnpbios-proc-y)
-
-ifeq ($(CONFIG_PNP_DEBUG),y)
-EXTRA_CFLAGS += -DDEBUG
-endif
diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c
index 2bfe13369df5..996f64838079 100644
--- a/drivers/pnp/pnpbios/core.c
+++ b/drivers/pnp/pnpbios/core.c
@@ -211,7 +211,7 @@ static int pnpbios_get_resources(struct pnp_dev *dev)
 	if (!pnpbios_is_dynamic(dev))
 		return -EPERM;
 
-	dev_dbg(&dev->dev, "get resources\n");
+	pnp_dbg(&dev->dev, "get resources\n");
 	node = kzalloc(node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return -1;
@@ -234,7 +234,7 @@ static int pnpbios_set_resources(struct pnp_dev *dev)
 	if (!pnpbios_is_dynamic(dev))
 		return -EPERM;
 
-	dev_dbg(&dev->dev, "set resources\n");
+	pnp_dbg(&dev->dev, "set resources\n");
 	node = kzalloc(node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return -1;
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index ca567671379e..87b4f49a5251 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -87,7 +87,7 @@ static unsigned char *pnpbios_parse_allocated_resource_data(struct pnp_dev *dev,
 	if (!p)
 		return NULL;
 
-	dev_dbg(&dev->dev, "parse allocated resources\n");
+	pnp_dbg(&dev->dev, "parse allocated resources\n");
 
 	pnp_init_resources(dev);
 
@@ -324,7 +324,7 @@ pnpbios_parse_resource_option_data(unsigned char *p, unsigned char *end,
 	if (!p)
 		return NULL;
 
-	dev_dbg(&dev->dev, "parse resource options\n");
+	pnp_dbg(&dev->dev, "parse resource options\n");
 	option_flags = 0;
 	while ((char *)p < (char *)end) {
 
@@ -519,7 +519,7 @@ static void pnpbios_encode_mem(struct pnp_dev *dev, unsigned char *p,
 	p[10] = (len >> 8) & 0xff;
 	p[11] = ((len >> 8) >> 8) & 0xff;
 
-	dev_dbg(&dev->dev, "  encode mem %#lx-%#lx\n", base, base + len - 1);
+	pnp_dbg(&dev->dev, "  encode mem %#lx-%#lx\n", base, base + len - 1);
 }
 
 static void pnpbios_encode_mem32(struct pnp_dev *dev, unsigned char *p,
@@ -549,7 +549,7 @@ static void pnpbios_encode_mem32(struct pnp_dev *dev, unsigned char *p,
 	p[18] = (len >> 16) & 0xff;
 	p[19] = (len >> 24) & 0xff;
 
-	dev_dbg(&dev->dev, "  encode mem32 %#lx-%#lx\n", base, base + len - 1);
+	pnp_dbg(&dev->dev, "  encode mem32 %#lx-%#lx\n", base, base + len - 1);
 }
 
 static void pnpbios_encode_fixed_mem32(struct pnp_dev *dev, unsigned char *p,
@@ -575,7 +575,7 @@ static void pnpbios_encode_fixed_mem32(struct pnp_dev *dev, unsigned char *p,
 	p[10] = (len >> 16) & 0xff;
 	p[11] = (len >> 24) & 0xff;
 
-	dev_dbg(&dev->dev, "  encode fixed_mem32 %#lx-%#lx\n", base,
+	pnp_dbg(&dev->dev, "  encode fixed_mem32 %#lx-%#lx\n", base,
 		base + len - 1);
 }
 
@@ -592,7 +592,7 @@ static void pnpbios_encode_irq(struct pnp_dev *dev, unsigned char *p,
 	p[1] = map & 0xff;
 	p[2] = (map >> 8) & 0xff;
 
-	dev_dbg(&dev->dev, "  encode irq mask %#lx\n", map);
+	pnp_dbg(&dev->dev, "  encode irq mask %#lx\n", map);
 }
 
 static void pnpbios_encode_dma(struct pnp_dev *dev, unsigned char *p,
@@ -607,7 +607,7 @@ static void pnpbios_encode_dma(struct pnp_dev *dev, unsigned char *p,
 
 	p[1] = map & 0xff;
 
-	dev_dbg(&dev->dev, "  encode dma mask %#lx\n", map);
+	pnp_dbg(&dev->dev, "  encode dma mask %#lx\n", map);
 }
 
 static void pnpbios_encode_port(struct pnp_dev *dev, unsigned char *p,
@@ -630,7 +630,7 @@ static void pnpbios_encode_port(struct pnp_dev *dev, unsigned char *p,
 	p[5] = (base >> 8) & 0xff;
 	p[7] = len & 0xff;
 
-	dev_dbg(&dev->dev, "  encode io %#lx-%#lx\n", base, base + len - 1);
+	pnp_dbg(&dev->dev, "  encode io %#lx-%#lx\n", base, base + len - 1);
 }
 
 static void pnpbios_encode_fixed_port(struct pnp_dev *dev, unsigned char *p,
@@ -651,7 +651,7 @@ static void pnpbios_encode_fixed_port(struct pnp_dev *dev, unsigned char *p,
 	p[2] = (base >> 8) & 0xff;
 	p[3] = len & 0xff;
 
-	dev_dbg(&dev->dev, "  encode fixed_io %#lx-%#lx\n", base,
+	pnp_dbg(&dev->dev, "  encode fixed_io %#lx-%#lx\n", base,
 		base + len - 1);
 }
 
diff --git a/drivers/pnp/quirks.c b/drivers/pnp/quirks.c
index c144bd575611..8473fe5ed7ff 100644
--- a/drivers/pnp/quirks.c
+++ b/drivers/pnp/quirks.c
@@ -337,9 +337,8 @@ void pnp_fixup_device(struct pnp_dev *dev)
 	for (f = pnp_fixups; *f->id; f++) {
 		if (!compare_pnp_id(dev->id, f->id))
 			continue;
-#ifdef DEBUG
-		dev_dbg(&dev->dev, "%s: calling %pF\n", f->id, f->quirk_function);
-#endif
+		pnp_dbg(&dev->dev, "%s: calling %pF\n", f->id,
+			f->quirk_function);
 		f->quirk_function(dev);
 	}
 }
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index dbae23acdd5b..f604061d2bb0 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -294,7 +294,7 @@ static int pci_dev_uses_irq(struct pnp_dev *pnp, struct pci_dev *pci,
 	u8 progif;
 
 	if (pci->irq == irq) {
-		dev_dbg(&pnp->dev, "device %s using irq %d\n",
+		pnp_dbg(&pnp->dev, "  device %s using irq %d\n",
 			pci_name(pci), irq);
 		return 1;
 	}
@@ -316,7 +316,7 @@ static int pci_dev_uses_irq(struct pnp_dev *pnp, struct pci_dev *pci,
 		if ((progif & 0x5) != 0x5)
 			if (pci_get_legacy_ide_irq(pci, 0) == irq ||
 			    pci_get_legacy_ide_irq(pci, 1) == irq) {
-				dev_dbg(&pnp->dev, "legacy IDE device %s "
+				pnp_dbg(&pnp->dev, "  legacy IDE device %s "
 					"using irq %d\n", pci_name(pci), irq);
 				return 1;
 			}
@@ -517,7 +517,7 @@ struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
 	res->start = irq;
 	res->end = irq;
 
-	dev_dbg(&dev->dev, "  add irq %d flags %#x\n", irq, flags);
+	pnp_dbg(&dev->dev, "  add irq %d flags %#x\n", irq, flags);
 	return pnp_res;
 }
 
@@ -538,7 +538,7 @@ struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
 	res->start = dma;
 	res->end = dma;
 
-	dev_dbg(&dev->dev, "  add dma %d flags %#x\n", dma, flags);
+	pnp_dbg(&dev->dev, "  add dma %d flags %#x\n", dma, flags);
 	return pnp_res;
 }
 
@@ -562,7 +562,7 @@ struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
 	res->start = start;
 	res->end = end;
 
-	dev_dbg(&dev->dev, "  add io  %#llx-%#llx flags %#x\n",
+	pnp_dbg(&dev->dev, "  add io  %#llx-%#llx flags %#x\n",
 		(unsigned long long) start, (unsigned long long) end, flags);
 	return pnp_res;
 }
@@ -587,7 +587,7 @@ struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
 	res->start = start;
 	res->end = end;
 
-	dev_dbg(&dev->dev, "  add mem %#llx-%#llx flags %#x\n",
+	pnp_dbg(&dev->dev, "  add mem %#llx-%#llx flags %#x\n",
 		(unsigned long long) start, (unsigned long long) end, flags);
 	return pnp_res;
 }
diff --git a/drivers/pnp/support.c b/drivers/pnp/support.c
index b42df1620718..63087d5ce609 100644
--- a/drivers/pnp/support.c
+++ b/drivers/pnp/support.c
@@ -75,18 +75,17 @@ char *pnp_resource_type_name(struct resource *res)
 
 void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
 {
-#ifdef DEBUG
 	char buf[128];
 	int len;
 	struct pnp_resource *pnp_res;
 	struct resource *res;
 
 	if (list_empty(&dev->resources)) {
-		dev_dbg(&dev->dev, "%s: no current resources\n", desc);
+		pnp_dbg(&dev->dev, "%s: no current resources\n", desc);
 		return;
 	}
 
-	dev_dbg(&dev->dev, "%s: current resources:\n", desc);
+	pnp_dbg(&dev->dev, "%s: current resources:\n", desc);
 	list_for_each_entry(pnp_res, &dev->resources, list) {
 		res = &pnp_res->res;
 		len = 0;
@@ -95,7 +94,7 @@ void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
 				 pnp_resource_type_name(res));
 
 		if (res->flags & IORESOURCE_DISABLED) {
-			dev_dbg(&dev->dev, "%sdisabled\n", buf);
+			pnp_dbg(&dev->dev, "%sdisabled\n", buf);
 			continue;
 		}
 
@@ -116,9 +115,8 @@ void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
 					 res->flags);
 			break;
 		}
-		dev_dbg(&dev->dev, "%s\n", buf);
+		pnp_dbg(&dev->dev, "%s\n", buf);
 	}
-#endif
 }
 
 char *pnp_option_priority_name(struct pnp_option *option)
@@ -136,7 +134,6 @@ char *pnp_option_priority_name(struct pnp_option *option)
 
 void dbg_pnp_show_option(struct pnp_dev *dev, struct pnp_option *option)
 {
-#ifdef DEBUG
 	char buf[128];
 	int len = 0, i;
 	struct pnp_port *port;
@@ -208,6 +205,5 @@ void dbg_pnp_show_option(struct pnp_dev *dev, struct pnp_option *option)
 				 "flags %#x", dma->map, dma->flags);
 		break;
 	}
-	dev_dbg(&dev->dev, "%s\n", buf);
-#endif
+	pnp_dbg(&dev->dev, "%s\n", buf);
 }