PNP: add debug output to option registration

Add debug output to resource option registration functions (enabled
by CONFIG_PNP_DEBUG).  This uses dev_printk, so I had to add pnp_dev
arguments at the same time.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-By: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Len Brown <len.brown@intel.com>

4 files changed, 130 insertions, 76 deletions

diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 883577a93d6a..38ff64dce9c0 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -431,7 +431,8 @@ static struct pnp_dev *__init isapnp_parse_device(struct pnp_card *card,
 /*
  *  Add IRQ resource to resources list.
  */
-static void __init isapnp_parse_irq_resource(struct pnp_option *option,
+static void __init isapnp_parse_irq_resource(struct pnp_dev *dev,
+                                             struct pnp_option *option,
                                              int size)
 {
         unsigned char tmp[3];
@@ -448,13 +449,14 @@ static void __init isapnp_parse_irq_resource(struct pnp_option *option,
                 irq->flags = tmp[2];
         else
                 irq->flags = IORESOURCE_IRQ_HIGHEDGE;
-        pnp_register_irq_resource(option, irq);
+        pnp_register_irq_resource(dev, option, irq);
 }
 
 /*
  *  Add DMA resource to resources list.
  */
-static void __init isapnp_parse_dma_resource(struct pnp_option *option,
+static void __init isapnp_parse_dma_resource(struct pnp_dev *dev,
+                                             struct pnp_option *option,
                                              int size)
 {
         unsigned char tmp[2];
@@ -466,13 +468,14 @@ static void __init isapnp_parse_dma_resource(struct pnp_option *option,
                 return;
         dma->map = tmp[0];
         dma->flags = tmp[1];
-        pnp_register_dma_resource(option, dma);
+        pnp_register_dma_resource(dev, option, dma);
 }
 
 /*
  *  Add port resource to resources list.
  */
-static void __init isapnp_parse_port_resource(struct pnp_option *option,
+static void __init isapnp_parse_port_resource(struct pnp_dev *dev,
+                                              struct pnp_option *option,
                                               int size)
 {
         unsigned char tmp[7];
@@ -487,13 +490,14 @@ static void __init isapnp_parse_port_resource(struct pnp_option *option,
         port->align = tmp[5];
         port->size = tmp[6];
         port->flags = tmp[0] ? PNP_PORT_FLAG_16BITADDR : 0;
-        pnp_register_port_resource(option, port);
+        pnp_register_port_resource(dev, option, port);
 }
 
 /*
  *  Add fixed port resource to resources list.
  */
-static void __init isapnp_parse_fixed_port_resource(struct pnp_option *option,
+static void __init isapnp_parse_fixed_port_resource(struct pnp_dev *dev,
+                                                    struct pnp_option *option,
                                                     int size)
 {
         unsigned char tmp[3];
@@ -507,13 +511,14 @@ static void __init isapnp_parse_fixed_port_resource(struct pnp_option *option,
         port->size = tmp[2];
         port->align = 0;
         port->flags = PNP_PORT_FLAG_FIXED;
-        pnp_register_port_resource(option, port);
+        pnp_register_port_resource(dev, option, port);
 }
 
 /*
  *  Add memory resource to resources list.
  */
-static void __init isapnp_parse_mem_resource(struct pnp_option *option,
+static void __init isapnp_parse_mem_resource(struct pnp_dev *dev,
+                                             struct pnp_option *option,
                                              int size)
 {
         unsigned char tmp[9];
@@ -528,13 +533,14 @@ static void __init isapnp_parse_mem_resource(struct pnp_option *option,
         mem->align = (tmp[6] << 8) | tmp[5];
         mem->size = ((tmp[8] << 8) | tmp[7]) << 8;
         mem->flags = tmp[0];
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
 /*
  *  Add 32-bit memory resource to resources list.
  */
-static void __init isapnp_parse_mem32_resource(struct pnp_option *option,
+static void __init isapnp_parse_mem32_resource(struct pnp_dev *dev,
+                                               struct pnp_option *option,
                                                int size)
 {
         unsigned char tmp[17];
@@ -551,13 +557,14 @@ static void __init isapnp_parse_mem32_resource(struct pnp_option *option,
         mem->size =
             (tmp[16] << 24) | (tmp[15] << 16) | (tmp[14] << 8) | tmp[13];
         mem->flags = tmp[0];
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
 /*
  *  Add 32-bit fixed memory resource to resources list.
  */
-static void __init isapnp_parse_fixed_mem32_resource(struct pnp_option *option,
+static void __init isapnp_parse_fixed_mem32_resource(struct pnp_dev *dev,
+                                                     struct pnp_option *option,
                                                      int size)
 {
         unsigned char tmp[9];
@@ -572,7 +579,7 @@ static void __init isapnp_parse_fixed_mem32_resource(struct pnp_option *option,
         mem->size = (tmp[8] << 24) | (tmp[7] << 16) | (tmp[6] << 8) | tmp[5];
         mem->align = 0;
         mem->flags = tmp[0];
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
 /*
@@ -656,13 +663,13 @@ static int __init isapnp_create_device(struct pnp_card *card,
                 case _STAG_IRQ:
                         if (size < 2 || size > 3)
                                 goto __skip;
-                        isapnp_parse_irq_resource(option, size);
+                        isapnp_parse_irq_resource(dev, option, size);
                         size = 0;
                         break;
                 case _STAG_DMA:
                         if (size != 2)
                                 goto __skip;
-                        isapnp_parse_dma_resource(option, size);
+                        isapnp_parse_dma_resource(dev, option, size);
                         size = 0;
                         break;
                 case _STAG_STARTDEP:
@@ -682,17 +689,18 @@ static int __init isapnp_create_device(struct pnp_card *card,
                         if (size != 0)
                                 goto __skip;
                         priority = 0;
+                        dev_dbg(&dev->dev, "end dependent options\n");
                         break;
                 case _STAG_IOPORT:
                         if (size != 7)
                                 goto __skip;
-                        isapnp_parse_port_resource(option, size);
+                        isapnp_parse_port_resource(dev, option, size);
                         size = 0;
                         break;
                 case _STAG_FIXEDIO:
                         if (size != 3)
                                 goto __skip;
-                        isapnp_parse_fixed_port_resource(option, size);
+                        isapnp_parse_fixed_port_resource(dev, option, size);
                         size = 0;
                         break;
                 case _STAG_VENDOR:
@@ -700,7 +708,7 @@ static int __init isapnp_create_device(struct pnp_card *card,
                 case _LTAG_MEMRANGE:
                         if (size != 9)
                                 goto __skip;
-                        isapnp_parse_mem_resource(option, size);
+                        isapnp_parse_mem_resource(dev, option, size);
                         size = 0;
                         break;
                 case _LTAG_ANSISTR:
@@ -715,13 +723,13 @@ static int __init isapnp_create_device(struct pnp_card *card,
                 case _LTAG_MEM32RANGE:
                         if (size != 17)
                                 goto __skip;
-                        isapnp_parse_mem32_resource(option, size);
+                        isapnp_parse_mem32_resource(dev, option, size);
                         size = 0;
                         break;
                 case _LTAG_FIXEDMEM32RANGE:
                         if (size != 9)
                                 goto __skip;
-                        isapnp_parse_fixed_mem32_resource(option, size);
+                        isapnp_parse_fixed_mem32_resource(dev, option, size);
                         size = 0;
                         break;
                 case _STAG_END:
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index baaf60212779..32454aa07ebc 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -410,7 +410,8 @@ acpi_status pnpacpi_parse_allocated_resource(acpi_handle handle,
                                    pnpacpi_allocated_resource, res);
 }
 
-static __init void pnpacpi_parse_dma_option(struct pnp_option *option,
+static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev,
+                                            struct pnp_option *option,
                                             struct acpi_resource_dma *p)
 {
         int i;
@@ -427,10 +428,11 @@ static __init void pnpacpi_parse_dma_option(struct pnp_option *option,
 
         dma->flags = dma_flags(p->type, p->bus_master, p->transfer);
 
-        pnp_register_dma_resource(option, dma);
+        pnp_register_dma_resource(dev, option, dma);
 }
 
-static __init void pnpacpi_parse_irq_option(struct pnp_option *option,
+static __init void pnpacpi_parse_irq_option(struct pnp_dev *dev,
+                                            struct pnp_option *option,
                                             struct acpi_resource_irq *p)
 {
         int i;
@@ -447,10 +449,11 @@ static __init void pnpacpi_parse_irq_option(struct pnp_option *option,
                         __set_bit(p->interrupts[i], irq->map);
         irq->flags = irq_flags(p->triggering, p->polarity, p->sharable);
 
-        pnp_register_irq_resource(option, irq);
+        pnp_register_irq_resource(dev, option, irq);
 }
 
-static __init void pnpacpi_parse_ext_irq_option(struct pnp_option *option,
+static __init void pnpacpi_parse_ext_irq_option(struct pnp_dev *dev,
+                                                struct pnp_option *option,
                                         struct acpi_resource_extended_irq *p)
 {
         int i;
@@ -467,10 +470,11 @@ static __init void pnpacpi_parse_ext_irq_option(struct pnp_option *option,
                         __set_bit(p->interrupts[i], irq->map);
         irq->flags = irq_flags(p->triggering, p->polarity, p->sharable);
 
-        pnp_register_irq_resource(option, irq);
+        pnp_register_irq_resource(dev, option, irq);
 }
 
-static __init void pnpacpi_parse_port_option(struct pnp_option *option,
+static __init void pnpacpi_parse_port_option(struct pnp_dev *dev,
+                                             struct pnp_option *option,
                                              struct acpi_resource_io *io)
 {
         struct pnp_port *port;
@@ -486,10 +490,11 @@ static __init void pnpacpi_parse_port_option(struct pnp_option *option,
         port->size = io->address_length;
         port->flags = ACPI_DECODE_16 == io->io_decode ?
             PNP_PORT_FLAG_16BITADDR : 0;
-        pnp_register_port_resource(option, port);
+        pnp_register_port_resource(dev, option, port);
 }
 
-static __init void pnpacpi_parse_fixed_port_option(struct pnp_option *option,
+static __init void pnpacpi_parse_fixed_port_option(struct pnp_dev *dev,
+                                                   struct pnp_option *option,
                                         struct acpi_resource_fixed_io *io)
 {
         struct pnp_port *port;
@@ -503,10 +508,11 @@ static __init void pnpacpi_parse_fixed_port_option(struct pnp_option *option,
         port->size = io->address_length;
         port->align = 0;
         port->flags = PNP_PORT_FLAG_FIXED;
-        pnp_register_port_resource(option, port);
+        pnp_register_port_resource(dev, option, port);
 }
 
-static __init void pnpacpi_parse_mem24_option(struct pnp_option *option,
+static __init void pnpacpi_parse_mem24_option(struct pnp_dev *dev,
+                                              struct pnp_option *option,
                                               struct acpi_resource_memory24 *p)
 {
         struct pnp_mem *mem;
@@ -524,10 +530,11 @@ static __init void pnpacpi_parse_mem24_option(struct pnp_option *option,
         mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ?
             IORESOURCE_MEM_WRITEABLE : 0;
 
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
-static __init void pnpacpi_parse_mem32_option(struct pnp_option *option,
+static __init void pnpacpi_parse_mem32_option(struct pnp_dev *dev,
+                                              struct pnp_option *option,
                                               struct acpi_resource_memory32 *p)
 {
         struct pnp_mem *mem;
@@ -545,10 +552,11 @@ static __init void pnpacpi_parse_mem32_option(struct pnp_option *option,
         mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ?
             IORESOURCE_MEM_WRITEABLE : 0;
 
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
-static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_option *option,
+static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_dev *dev,
+                                                    struct pnp_option *option,
                                         struct acpi_resource_fixed_memory32 *p)
 {
         struct pnp_mem *mem;
@@ -565,10 +573,11 @@ static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_option *option,
         mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ?
             IORESOURCE_MEM_WRITEABLE : 0;
 
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
-static __init void pnpacpi_parse_address_option(struct pnp_option *option,
+static __init void pnpacpi_parse_address_option(struct pnp_dev *dev,
+                                                struct pnp_option *option,
                                                 struct acpi_resource *r)
 {
         struct acpi_resource_address64 addr, *p = &addr;
@@ -596,7 +605,7 @@ static __init void pnpacpi_parse_address_option(struct pnp_option *option,
                 mem->flags = (p->info.mem.write_protect ==
                               ACPI_READ_WRITE_MEMORY) ? IORESOURCE_MEM_WRITEABLE
                     : 0;
-                pnp_register_mem_resource(option, mem);
+                pnp_register_mem_resource(dev, option, mem);
         } else if (p->resource_type == ACPI_IO_RANGE) {
                 port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL);
                 if (!port)
@@ -605,7 +614,7 @@ static __init void pnpacpi_parse_address_option(struct pnp_option *option,
                 port->size = p->address_length;
                 port->align = 0;
                 port->flags = PNP_PORT_FLAG_FIXED;
-                pnp_register_port_resource(option, port);
+                pnp_register_port_resource(dev, option, port);
         }
 }
 
@@ -625,11 +634,11 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
 
         switch (res->type) {
         case ACPI_RESOURCE_TYPE_IRQ:
-                pnpacpi_parse_irq_option(option, &res->data.irq);
+                pnpacpi_parse_irq_option(dev, option, &res->data.irq);
                 break;
 
         case ACPI_RESOURCE_TYPE_DMA:
-                pnpacpi_parse_dma_option(option, &res->data.dma);
+                pnpacpi_parse_dma_option(dev, option, &res->data.dma);
                 break;
 
         case ACPI_RESOURCE_TYPE_START_DEPENDENT:
@@ -664,14 +673,16 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
                 }
                 parse_data->option = parse_data->option_independent;
                 parse_data->option_independent = NULL;
+                dev_dbg(&dev->dev, "end dependent options\n");
                 break;
 
         case ACPI_RESOURCE_TYPE_IO:
-                pnpacpi_parse_port_option(option, &res->data.io);
+                pnpacpi_parse_port_option(dev, option, &res->data.io);
                 break;
 
         case ACPI_RESOURCE_TYPE_FIXED_IO:
-                pnpacpi_parse_fixed_port_option(option, &res->data.fixed_io);
+                pnpacpi_parse_fixed_port_option(dev, option,
+                                                &res->data.fixed_io);
                 break;
 
         case ACPI_RESOURCE_TYPE_VENDOR:
@@ -679,29 +690,30 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
                 break;
 
         case ACPI_RESOURCE_TYPE_MEMORY24:
-                pnpacpi_parse_mem24_option(option, &res->data.memory24);
+                pnpacpi_parse_mem24_option(dev, option, &res->data.memory24);
                 break;
 
         case ACPI_RESOURCE_TYPE_MEMORY32:
-                pnpacpi_parse_mem32_option(option, &res->data.memory32);
+                pnpacpi_parse_mem32_option(dev, option, &res->data.memory32);
                 break;
 
         case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
-                pnpacpi_parse_fixed_mem32_option(option,
+                pnpacpi_parse_fixed_mem32_option(dev, option,
                                                  &res->data.fixed_memory32);
                 break;
 
         case ACPI_RESOURCE_TYPE_ADDRESS16:
         case ACPI_RESOURCE_TYPE_ADDRESS32:
         case ACPI_RESOURCE_TYPE_ADDRESS64:
-                pnpacpi_parse_address_option(option, res);
+                pnpacpi_parse_address_option(dev, option, res);
                 break;
 
         case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64:
                 break;
 
         case ACPI_RESOURCE_TYPE_EXTENDED_IRQ:
-                pnpacpi_parse_ext_irq_option(option, &res->data.extended_irq);
+                pnpacpi_parse_ext_irq_option(dev, option,
+                                             &res->data.extended_irq);
                 break;
 
         case ACPI_RESOURCE_TYPE_GENERIC_REGISTER:
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index 948a661280d7..70aa559b3f8c 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -263,7 +263,8 @@ len_err:
  * Resource Configuration Options
  */
 
-static __init void pnpbios_parse_mem_option(unsigned char *p, int size,
+static __init void pnpbios_parse_mem_option(struct pnp_dev *dev,
+                                            unsigned char *p, int size,
                                             struct pnp_option *option)
 {
         struct pnp_mem *mem;
@@ -276,10 +277,11 @@ static __init void pnpbios_parse_mem_option(unsigned char *p, int size,
         mem->align = (p[9] << 8) | p[8];
         mem->size = ((p[11] << 8) | p[10]) << 8;
         mem->flags = p[3];
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
-static __init void pnpbios_parse_mem32_option(unsigned char *p, int size,
+static __init void pnpbios_parse_mem32_option(struct pnp_dev *dev,
+                                              unsigned char *p, int size,
                                               struct pnp_option *option)
 {
         struct pnp_mem *mem;
@@ -292,10 +294,11 @@ static __init void pnpbios_parse_mem32_option(unsigned char *p, int size,
         mem->align = (p[15] << 24) | (p[14] << 16) | (p[13] << 8) | p[12];
         mem->size = (p[19] << 24) | (p[18] << 16) | (p[17] << 8) | p[16];
         mem->flags = p[3];
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
-static __init void pnpbios_parse_fixed_mem32_option(unsigned char *p, int size,
+static __init void pnpbios_parse_fixed_mem32_option(struct pnp_dev *dev,
+                                                    unsigned char *p, int size,
                                                     struct pnp_option *option)
 {
         struct pnp_mem *mem;
@@ -307,11 +310,12 @@ static __init void pnpbios_parse_fixed_mem32_option(unsigned char *p, int size,
         mem->size = (p[11] << 24) | (p[10] << 16) | (p[9] << 8) | p[8];
         mem->align = 0;
         mem->flags = p[3];
-        pnp_register_mem_resource(option, mem);
+        pnp_register_mem_resource(dev, option, mem);
 }
 
-static __init void pnpbios_parse_irq_option(unsigned char *p, int size,
-                                     struct pnp_option *option)
+static __init void pnpbios_parse_irq_option(struct pnp_dev *dev,
+                                            unsigned char *p, int size,
+                                            struct pnp_option *option)
 {
         struct pnp_irq *irq;
         unsigned long bits;
@@ -325,11 +329,12 @@ static __init void pnpbios_parse_irq_option(unsigned char *p, int size,
                 irq->flags = p[3];
         else
                 irq->flags = IORESOURCE_IRQ_HIGHEDGE;
-        pnp_register_irq_resource(option, irq);
+        pnp_register_irq_resource(dev, option, irq);
 }
 
-static __init void pnpbios_parse_dma_option(unsigned char *p, int size,
-                                     struct pnp_option *option)
+static __init void pnpbios_parse_dma_option(struct pnp_dev *dev,
+                                            unsigned char *p, int size,
+                                            struct pnp_option *option)
 {
         struct pnp_dma *dma;
 
@@ -338,10 +343,11 @@ static __init void pnpbios_parse_dma_option(unsigned char *p, int size,
                 return;
         dma->map = p[1];
         dma->flags = p[2];
-        pnp_register_dma_resource(option, dma);
+        pnp_register_dma_resource(dev, option, dma);
 }
 
-static __init void pnpbios_parse_port_option(unsigned char *p, int size,
+static __init void pnpbios_parse_port_option(struct pnp_dev *dev,
+                                             unsigned char *p, int size,
                                              struct pnp_option *option)
 {
         struct pnp_port *port;
@@ -354,10 +360,11 @@ static __init void pnpbios_parse_port_option(unsigned char *p, int size,
         port->align = p[6];
         port->size = p[7];
         port->flags = p[1] ? PNP_PORT_FLAG_16BITADDR : 0;
-        pnp_register_port_resource(option, port);
+        pnp_register_port_resource(dev, option, port);
 }
 
-static __init void pnpbios_parse_fixed_port_option(unsigned char *p, int size,
+static __init void pnpbios_parse_fixed_port_option(struct pnp_dev *dev,
+                                                   unsigned char *p, int size,
                                                    struct pnp_option *option)
 {
         struct pnp_port *port;
@@ -369,7 +376,7 @@ static __init void pnpbios_parse_fixed_port_option(unsigned char *p, int size,
         port->size = p[3];
         port->align = 0;
         port->flags = PNP_PORT_FLAG_FIXED;
-        pnp_register_port_resource(option, port);
+        pnp_register_port_resource(dev, option, port);
 }
 
 static __init unsigned char *
@@ -403,37 +410,37 @@ pnpbios_parse_resource_option_data(unsigned char *p, unsigned char *end,
                 case LARGE_TAG_MEM:
                         if (len != 9)
                                 goto len_err;
-                        pnpbios_parse_mem_option(p, len, option);
+                        pnpbios_parse_mem_option(dev, p, len, option);
                         break;
 
                 case LARGE_TAG_MEM32:
                         if (len != 17)
                                 goto len_err;
-                        pnpbios_parse_mem32_option(p, len, option);
+                        pnpbios_parse_mem32_option(dev, p, len, option);
                         break;
 
                 case LARGE_TAG_FIXEDMEM32:
                         if (len != 9)
                                 goto len_err;
-                        pnpbios_parse_fixed_mem32_option(p, len, option);
+                        pnpbios_parse_fixed_mem32_option(dev, p, len, option);
                         break;
 
                 case SMALL_TAG_IRQ:
                         if (len < 2 || len > 3)
                                 goto len_err;
-                        pnpbios_parse_irq_option(p, len, option);
+                        pnpbios_parse_irq_option(dev, p, len, option);
                         break;
 
                 case SMALL_TAG_DMA:
                         if (len != 2)
                                 goto len_err;
-                        pnpbios_parse_dma_option(p, len, option);
+                        pnpbios_parse_dma_option(dev, p, len, option);
                         break;
 
                 case SMALL_TAG_PORT:
                         if (len != 7)
                                 goto len_err;
-                        pnpbios_parse_port_option(p, len, option);
+                        pnpbios_parse_port_option(dev, p, len, option);
                         break;
 
                 case SMALL_TAG_VENDOR:
@@ -443,7 +450,7 @@ pnpbios_parse_resource_option_data(unsigned char *p, unsigned char *end,
                 case SMALL_TAG_FIXEDPORT:
                         if (len != 3)
                                 goto len_err;
-                        pnpbios_parse_fixed_port_option(p, len, option);
+                        pnpbios_parse_fixed_port_option(dev, p, len, option);
                         break;
 
                 case SMALL_TAG_STARTDEP:
@@ -464,6 +471,7 @@ pnpbios_parse_resource_option_data(unsigned char *p, unsigned char *end,
                                 printk(KERN_WARNING
                                        "PnPBIOS: Missing SMALL_TAG_STARTDEP tag\n");
                         option = option_independent;
+                        dev_dbg(&dev->dev, "end dependent options\n");
                         break;
 
                 case SMALL_TAG_END:
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index e50ebcffb962..eee6d8eddcb4 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -53,6 +53,8 @@ struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev)
         if (dev->independent)
                 dev_err(&dev->dev, "independent resource already registered\n");
         dev->independent = option;
+
+        dev_dbg(&dev->dev, "new independent option\n");
         return option;
 }
 
@@ -70,12 +72,18 @@ struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev,
                 parent->next = option;
         } else
                 dev->dependent = option;
+
+        dev_dbg(&dev->dev, "new dependent option (priority %#x)\n", priority);
         return option;
 }
 
-int pnp_register_irq_resource(struct pnp_option *option, struct pnp_irq *data)
+int pnp_register_irq_resource(struct pnp_dev *dev, struct pnp_option *option,
+                              struct pnp_irq *data)
 {
         struct pnp_irq *ptr;
+#ifdef DEBUG
+        char buf[PNP_IRQ_NR];   /* hex-encoded, so this is overkill but safe */
+#endif
 
         ptr = option->irq;
         while (ptr && ptr->next)
@@ -94,10 +102,17 @@ int pnp_register_irq_resource(struct pnp_option *option, struct pnp_irq *data)
                                 pcibios_penalize_isa_irq(i, 0);
         }
 #endif
+
+#ifdef DEBUG
+        bitmap_scnprintf(buf, sizeof(buf), data->map, PNP_IRQ_NR);
+        dev_dbg(&dev->dev, "  irq bitmask %s flags %#x\n", buf,
+                data->flags);
+#endif
         return 0;
 }
 
-int pnp_register_dma_resource(struct pnp_option *option, struct pnp_dma *data)
+int pnp_register_dma_resource(struct pnp_dev *dev, struct pnp_option *option,
+                              struct pnp_dma *data)
 {
         struct pnp_dma *ptr;
 
@@ -109,10 +124,13 @@ int pnp_register_dma_resource(struct pnp_option *option, struct pnp_dma *data)
         else
                 option->dma = data;
 
+        dev_dbg(&dev->dev, "  dma bitmask %#x flags %#x\n", data->map,
+                data->flags);
         return 0;
 }
 
-int pnp_register_port_resource(struct pnp_option *option, struct pnp_port *data)
+int pnp_register_port_resource(struct pnp_dev *dev, struct pnp_option *option,
+                               struct pnp_port *data)
 {
         struct pnp_port *ptr;
 
@@ -124,10 +142,14 @@ int pnp_register_port_resource(struct pnp_option *option, struct pnp_port *data)
         else
                 option->port = data;
 
+        dev_dbg(&dev->dev, "  io  "
+                "min %#x max %#x align %d size %d flags %#x\n",
+                data->min, data->max, data->align, data->size, data->flags);
         return 0;
 }
 
-int pnp_register_mem_resource(struct pnp_option *option, struct pnp_mem *data)
+int pnp_register_mem_resource(struct pnp_dev *dev, struct pnp_option *option,
+                              struct pnp_mem *data)
 {
         struct pnp_mem *ptr;
 
@@ -138,6 +160,10 @@ int pnp_register_mem_resource(struct pnp_option *option, struct pnp_mem *data)
                 ptr->next = data;
         else
                 option->mem = data;
+
+        dev_dbg(&dev->dev, "  mem "
+                "min %#x max %#x align %d size %d flags %#x\n",
+                data->min, data->max, data->align, data->size, data->flags);
         return 0;
 }