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path: root/drivers/firmware/dmi_scan.c
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Diffstat (limited to 'drivers/firmware/dmi_scan.c')
-rw-r--r--drivers/firmware/dmi_scan.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index 8f0f7c449305..5f1b5400d96a 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -68,7 +68,8 @@ static char * __init dmi_string(const struct dmi_header *dm, u8 s)
68 * pointing to completely the wrong place for example 68 * pointing to completely the wrong place for example
69 */ 69 */
70static void dmi_table(u8 *buf, int len, int num, 70static void dmi_table(u8 *buf, int len, int num,
71 void (*decode)(const struct dmi_header *)) 71 void (*decode)(const struct dmi_header *, void *),
72 void *private_data)
72{ 73{
73 u8 *data = buf; 74 u8 *data = buf;
74 int i = 0; 75 int i = 0;
@@ -89,7 +90,7 @@ static void dmi_table(u8 *buf, int len, int num,
89 while ((data - buf < len - 1) && (data[0] || data[1])) 90 while ((data - buf < len - 1) && (data[0] || data[1]))
90 data++; 91 data++;
91 if (data - buf < len - 1) 92 if (data - buf < len - 1)
92 decode(dm); 93 decode(dm, private_data);
93 data += 2; 94 data += 2;
94 i++; 95 i++;
95 } 96 }
@@ -99,7 +100,8 @@ static u32 dmi_base;
99static u16 dmi_len; 100static u16 dmi_len;
100static u16 dmi_num; 101static u16 dmi_num;
101 102
102static int __init dmi_walk_early(void (*decode)(const struct dmi_header *)) 103static int __init dmi_walk_early(void (*decode)(const struct dmi_header *,
104 void *))
103{ 105{
104 u8 *buf; 106 u8 *buf;
105 107
@@ -107,7 +109,7 @@ static int __init dmi_walk_early(void (*decode)(const struct dmi_header *))
107 if (buf == NULL) 109 if (buf == NULL)
108 return -1; 110 return -1;
109 111
110 dmi_table(buf, dmi_len, dmi_num, decode); 112 dmi_table(buf, dmi_len, dmi_num, decode, NULL);
111 113
112 dmi_iounmap(buf, dmi_len); 114 dmi_iounmap(buf, dmi_len);
113 return 0; 115 return 0;
@@ -295,7 +297,7 @@ static void __init dmi_save_extended_devices(const struct dmi_header *dm)
295 * and machine entries. For 2.5 we should pull the smbus controller info 297 * and machine entries. For 2.5 we should pull the smbus controller info
296 * out of here. 298 * out of here.
297 */ 299 */
298static void __init dmi_decode(const struct dmi_header *dm) 300static void __init dmi_decode(const struct dmi_header *dm, void *dummy)
299{ 301{
300 switch(dm->type) { 302 switch(dm->type) {
301 case 0: /* BIOS Information */ 303 case 0: /* BIOS Information */
@@ -598,10 +600,12 @@ int dmi_get_year(int field)
598/** 600/**
599 * dmi_walk - Walk the DMI table and get called back for every record 601 * dmi_walk - Walk the DMI table and get called back for every record
600 * @decode: Callback function 602 * @decode: Callback function
603 * @private_data: Private data to be passed to the callback function
601 * 604 *
602 * Returns -1 when the DMI table can't be reached, 0 on success. 605 * Returns -1 when the DMI table can't be reached, 0 on success.
603 */ 606 */
604int dmi_walk(void (*decode)(const struct dmi_header *)) 607int dmi_walk(void (*decode)(const struct dmi_header *, void *),
608 void *private_data)
605{ 609{
606 u8 *buf; 610 u8 *buf;
607 611
@@ -612,7 +616,7 @@ int dmi_walk(void (*decode)(const struct dmi_header *))
612 if (buf == NULL) 616 if (buf == NULL)
613 return -1; 617 return -1;
614 618
615 dmi_table(buf, dmi_len, dmi_num, decode); 619 dmi_table(buf, dmi_len, dmi_num, decode, private_data);
616 620
617 iounmap(buf); 621 iounmap(buf);
618 return 0; 622 return 0;