aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/pnp/system.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pnp/system.c')
-rw-r--r--drivers/pnp/system.c40
1 files changed, 19 insertions, 21 deletions
diff --git a/drivers/pnp/system.c b/drivers/pnp/system.c
index a8a95540b1ef..a06f980b3ac9 100644
--- a/drivers/pnp/system.c
+++ b/drivers/pnp/system.c
@@ -16,13 +16,14 @@
16 16
17static const struct pnp_device_id pnp_dev_table[] = { 17static const struct pnp_device_id pnp_dev_table[] = {
18 /* General ID for reserving resources */ 18 /* General ID for reserving resources */
19 { "PNP0c02", 0 }, 19 {"PNP0c02", 0},
20 /* memory controller */ 20 /* memory controller */
21 { "PNP0c01", 0 }, 21 {"PNP0c01", 0},
22 { "", 0 } 22 {"", 0}
23}; 23};
24 24
25static void reserve_range(const char *pnpid, resource_size_t start, resource_size_t end, int port) 25static void reserve_range(const char *pnpid, resource_size_t start,
26 resource_size_t end, int port)
26{ 27{
27 struct resource *res; 28 struct resource *res;
28 char *regionid; 29 char *regionid;
@@ -32,9 +33,9 @@ static void reserve_range(const char *pnpid, resource_size_t start, resource_siz
32 return; 33 return;
33 snprintf(regionid, 16, "pnp %s", pnpid); 34 snprintf(regionid, 16, "pnp %s", pnpid);
34 if (port) 35 if (port)
35 res = request_region(start, end-start+1, regionid); 36 res = request_region(start, end - start + 1, regionid);
36 else 37 else
37 res = request_mem_region(start, end-start+1, regionid); 38 res = request_mem_region(start, end - start + 1, regionid);
38 if (res == NULL) 39 if (res == NULL)
39 kfree(regionid); 40 kfree(regionid);
40 else 41 else
@@ -44,11 +45,10 @@ static void reserve_range(const char *pnpid, resource_size_t start, resource_siz
44 * example do reserve stuff they know about too, so we may well 45 * example do reserve stuff they know about too, so we may well
45 * have double reservations. 46 * have double reservations.
46 */ 47 */
47 printk(KERN_INFO 48 printk(KERN_INFO "pnp: %s: %s range 0x%llx-0x%llx %s reserved\n",
48 "pnp: %s: %s range 0x%llx-0x%llx %s reserved\n", 49 pnpid, port ? "ioport" : "iomem",
49 pnpid, port ? "ioport" : "iomem", 50 (unsigned long long)start, (unsigned long long)end,
50 (unsigned long long)start, (unsigned long long)end, 51 NULL != res ? "has been" : "could not be");
51 NULL != res ? "has been" : "could not be");
52} 52}
53 53
54static void reserve_resources_of_dev(const struct pnp_dev *dev) 54static void reserve_resources_of_dev(const struct pnp_dev *dev)
@@ -74,7 +74,7 @@ static void reserve_resources_of_dev(const struct pnp_dev *dev)
74 continue; /* invalid */ 74 continue; /* invalid */
75 75
76 reserve_range(dev->dev.bus_id, pnp_port_start(dev, i), 76 reserve_range(dev->dev.bus_id, pnp_port_start(dev, i),
77 pnp_port_end(dev, i), 1); 77 pnp_port_end(dev, i), 1);
78 } 78 }
79 79
80 for (i = 0; i < PNP_MAX_MEM; i++) { 80 for (i = 0; i < PNP_MAX_MEM; i++) {
@@ -82,24 +82,22 @@ static void reserve_resources_of_dev(const struct pnp_dev *dev)
82 continue; 82 continue;
83 83
84 reserve_range(dev->dev.bus_id, pnp_mem_start(dev, i), 84 reserve_range(dev->dev.bus_id, pnp_mem_start(dev, i),
85 pnp_mem_end(dev, i), 0); 85 pnp_mem_end(dev, i), 0);
86 } 86 }
87
88 return;
89} 87}
90 88
91static int system_pnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id) 89static int system_pnp_probe(struct pnp_dev *dev,
90 const struct pnp_device_id *dev_id)
92{ 91{
93 reserve_resources_of_dev(dev); 92 reserve_resources_of_dev(dev);
94 return 0; 93 return 0;
95} 94}
96 95
97static struct pnp_driver system_pnp_driver = { 96static struct pnp_driver system_pnp_driver = {
98 .name = "system", 97 .name = "system",
99 .id_table = pnp_dev_table, 98 .id_table = pnp_dev_table,
100 .flags = PNP_DRIVER_RES_DO_NOT_CHANGE, 99 .flags = PNP_DRIVER_RES_DO_NOT_CHANGE,
101 .probe = system_pnp_probe, 100 .probe = system_pnp_probe,
102 .remove = NULL,
103}; 101};
104 102
105static int __init pnp_system_init(void) 103static int __init pnp_system_init(void)