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PNP: convert resource options to single linked list
[pandora-kernel.git] / drivers / pnp / pnpbios / rsparser.c
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index db23ba7..ca56767 100644 (file)
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -216,7 +216,7 @@ len_err:
 
 static __init void pnpbios_parse_mem_option(struct pnp_dev *dev,
                                            unsigned char *p, int size,
-                                           struct pnp_option *option)
+                                           unsigned int option_flags)
 {
        resource_size_t min, max, align, len;
        unsigned char flags;
@@ -226,12 +226,13 @@ static __init void pnpbios_parse_mem_option(struct pnp_dev *dev,
        align = (p[9] << 8) | p[8];
        len = ((p[11] << 8) | p[10]) << 8;
        flags = p[3];
-       pnp_register_mem_resource(dev, option, min, max, align, len, flags);
+       pnp_register_mem_resource(dev, option_flags, min, max, align, len,
+                                 flags);
 }
 
 static __init void pnpbios_parse_mem32_option(struct pnp_dev *dev,
                                              unsigned char *p, int size,
-                                             struct pnp_option *option)
+                                             unsigned int option_flags)
 {
        resource_size_t min, max, align, len;
        unsigned char flags;
@@ -241,12 +242,13 @@ static __init void pnpbios_parse_mem32_option(struct pnp_dev *dev,
        align = (p[15] << 24) | (p[14] << 16) | (p[13] << 8) | p[12];
        len = (p[19] << 24) | (p[18] << 16) | (p[17] << 8) | p[16];
        flags = p[3];
-       pnp_register_mem_resource(dev, option, min, max, align, len, flags);
+       pnp_register_mem_resource(dev, option_flags, min, max, align, len,
+                                 flags);
 }
 
 static __init void pnpbios_parse_fixed_mem32_option(struct pnp_dev *dev,
                                                    unsigned char *p, int size,
-                                                   struct pnp_option *option)
+                                                   unsigned int option_flags)
 {
        resource_size_t base, len;
        unsigned char flags;
@@ -254,12 +256,12 @@ static __init void pnpbios_parse_fixed_mem32_option(struct pnp_dev *dev,
        base = (p[7] << 24) | (p[6] << 16) | (p[5] << 8) | p[4];
        len = (p[11] << 24) | (p[10] << 16) | (p[9] << 8) | p[8];
        flags = p[3];
-       pnp_register_mem_resource(dev, option, base, base, 0, len, flags);
+       pnp_register_mem_resource(dev, option_flags, base, base, 0, len, flags);
 }
 
 static __init void pnpbios_parse_irq_option(struct pnp_dev *dev,
                                            unsigned char *p, int size,
-                                           struct pnp_option *option)
+                                           unsigned int option_flags)
 {
        unsigned long bits;
        pnp_irq_mask_t map;
@@ -273,19 +275,19 @@ static __init void pnpbios_parse_irq_option(struct pnp_dev *dev,
        if (size > 2)
                flags = p[3];
 
-       pnp_register_irq_resource(dev, option, &map, flags);
+       pnp_register_irq_resource(dev, option_flags, &map, flags);
 }
 
 static __init void pnpbios_parse_dma_option(struct pnp_dev *dev,
                                            unsigned char *p, int size,
-                                           struct pnp_option *option)
+                                           unsigned int option_flags)
 {
-       pnp_register_dma_resource(dev, option, p[1], p[2]);
+       pnp_register_dma_resource(dev, option_flags, p[1], p[2]);
 }
 
 static __init void pnpbios_parse_port_option(struct pnp_dev *dev,
                                             unsigned char *p, int size,
-                                            struct pnp_option *option)
+                                            unsigned int option_flags)
 {
        resource_size_t min, max, align, len;
        unsigned char flags;
@@ -295,38 +297,35 @@ static __init void pnpbios_parse_port_option(struct pnp_dev *dev,
        align = p[6];
        len = p[7];
        flags = p[1] ? IORESOURCE_IO_16BIT_ADDR : 0;
-       pnp_register_port_resource(dev, option, min, max, align, len, flags);
+       pnp_register_port_resource(dev, option_flags, min, max, align, len,
+                                  flags);
 }
 
 static __init void pnpbios_parse_fixed_port_option(struct pnp_dev *dev,
                                                   unsigned char *p, int size,
-                                                  struct pnp_option *option)
+                                                  unsigned int option_flags)
 {
        resource_size_t base, len;
 
        base = (p[2] << 8) | p[1];
        len = p[3];
-       pnp_register_port_resource(dev, option, base, base, 0, len,
+       pnp_register_port_resource(dev, option_flags, base, base, 0, len,
                                   IORESOURCE_IO_FIXED);
 }
 
 static __init unsigned char *
 pnpbios_parse_resource_option_data(unsigned char *p, unsigned char *end,
-                                       struct pnp_dev *dev)
+                                  struct pnp_dev *dev)
 {
        unsigned int len, tag;
        int priority;
-       struct pnp_option *option, *option_independent;
+       unsigned int option_flags;
 
        if (!p)
                return NULL;
 
        dev_dbg(&dev->dev, "parse resource options\n");
-
-       option_independent = option = pnp_register_independent_option(dev);
-       if (!option)
-               return NULL;
-
+       option_flags = 0;
        while ((char *)p < (char *)end) {
 
                /* determine the type of tag */
@@ -343,37 +342,38 @@ 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(dev, p, len, option);
+                       pnpbios_parse_mem_option(dev, p, len, option_flags);
                        break;
 
                case LARGE_TAG_MEM32:
                        if (len != 17)
                                goto len_err;
-                       pnpbios_parse_mem32_option(dev, p, len, option);
+                       pnpbios_parse_mem32_option(dev, p, len, option_flags);
                        break;
 
                case LARGE_TAG_FIXEDMEM32:
                        if (len != 9)
                                goto len_err;
-                       pnpbios_parse_fixed_mem32_option(dev, p, len, option);
+                       pnpbios_parse_fixed_mem32_option(dev, p, len,
+                                                        option_flags);
                        break;
 
                case SMALL_TAG_IRQ:
                        if (len < 2 || len > 3)
                                goto len_err;
-                       pnpbios_parse_irq_option(dev, p, len, option);
+                       pnpbios_parse_irq_option(dev, p, len, option_flags);
                        break;
 
                case SMALL_TAG_DMA:
                        if (len != 2)
                                goto len_err;
-                       pnpbios_parse_dma_option(dev, p, len, option);
+                       pnpbios_parse_dma_option(dev, p, len, option_flags);
                        break;
 
                case SMALL_TAG_PORT:
                        if (len != 7)
                                goto len_err;
-                       pnpbios_parse_port_option(dev, p, len, option);
+                       pnpbios_parse_port_option(dev, p, len, option_flags);
                        break;
 
                case SMALL_TAG_VENDOR:
@@ -383,7 +383,8 @@ 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(dev, p, len, option);
+                       pnpbios_parse_fixed_port_option(dev, p, len,
+                                                       option_flags);
                        break;
 
                case SMALL_TAG_STARTDEP:
@@ -392,19 +393,13 @@ pnpbios_parse_resource_option_data(unsigned char *p, unsigned char *end,
                        priority = PNP_RES_PRIORITY_ACCEPTABLE;
                        if (len > 0)
                                priority = p[1];
-                       option = pnp_register_dependent_option(dev, priority);
-                       if (!option)
-                               return NULL;
+                       option_flags = pnp_new_dependent_set(dev, priority);
                        break;
 
                case SMALL_TAG_ENDDEP:
                        if (len != 0)
                                goto len_err;
-                       if (option_independent == option)
-                               dev_warn(&dev->dev, "missing "
-                                        "SMALL_TAG_STARTDEP tag\n");
-                       option = option_independent;
-                       dev_dbg(&dev->dev, "end dependent options\n");
+                       option_flags = 0;
                        break;
 
                case SMALL_TAG_END:
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