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Diffstat (limited to 'drivers/hwmon/hdaps.c')
-rw-r--r--drivers/hwmon/hdaps.c68
1 files changed, 29 insertions, 39 deletions
diff --git a/drivers/hwmon/hdaps.c b/drivers/hwmon/hdaps.c
index e8ef62b83d6b..0b11698fe566 100644
--- a/drivers/hwmon/hdaps.c
+++ b/drivers/hwmon/hdaps.c
@@ -478,74 +478,64 @@ static struct attribute_group hdaps_attribute_group = {
478/* Module stuff */ 478/* Module stuff */
479 479
480/* hdaps_dmi_match - found a match. return one, short-circuiting the hunt. */ 480/* hdaps_dmi_match - found a match. return one, short-circuiting the hunt. */
481static int hdaps_dmi_match(struct dmi_system_id *id) 481static int __init hdaps_dmi_match(struct dmi_system_id *id)
482{ 482{
483 printk(KERN_INFO "hdaps: %s detected.\n", id->ident); 483 printk(KERN_INFO "hdaps: %s detected.\n", id->ident);
484 return 1; 484 return 1;
485} 485}
486 486
487/* hdaps_dmi_match_invert - found an inverted match. */ 487/* hdaps_dmi_match_invert - found an inverted match. */
488static int hdaps_dmi_match_invert(struct dmi_system_id *id) 488static int __init hdaps_dmi_match_invert(struct dmi_system_id *id)
489{ 489{
490 hdaps_invert = 1; 490 hdaps_invert = 1;
491 printk(KERN_INFO "hdaps: inverting axis readings.\n"); 491 printk(KERN_INFO "hdaps: inverting axis readings.\n");
492 return hdaps_dmi_match(id); 492 return hdaps_dmi_match(id);
493} 493}
494 494
495#define HDAPS_DMI_MATCH_NORMAL(model) { \ 495#define HDAPS_DMI_MATCH_NORMAL(vendor, model) { \
496 .ident = "IBM " model, \ 496 .ident = vendor " " model, \
497 .callback = hdaps_dmi_match, \ 497 .callback = hdaps_dmi_match, \
498 .matches = { \ 498 .matches = { \
499 DMI_MATCH(DMI_BOARD_VENDOR, "IBM"), \ 499 DMI_MATCH(DMI_BOARD_VENDOR, vendor), \
500 DMI_MATCH(DMI_PRODUCT_VERSION, model) \ 500 DMI_MATCH(DMI_PRODUCT_VERSION, model) \
501 } \ 501 } \
502} 502}
503 503
504#define HDAPS_DMI_MATCH_INVERT(model) { \ 504#define HDAPS_DMI_MATCH_INVERT(vendor, model) { \
505 .ident = "IBM " model, \ 505 .ident = vendor " " model, \
506 .callback = hdaps_dmi_match_invert, \ 506 .callback = hdaps_dmi_match_invert, \
507 .matches = { \ 507 .matches = { \
508 DMI_MATCH(DMI_BOARD_VENDOR, "IBM"), \ 508 DMI_MATCH(DMI_BOARD_VENDOR, vendor), \
509 DMI_MATCH(DMI_PRODUCT_VERSION, model) \ 509 DMI_MATCH(DMI_PRODUCT_VERSION, model) \
510 } \ 510 } \
511} 511}
512 512
513#define HDAPS_DMI_MATCH_LENOVO(model) { \ 513/* Note that HDAPS_DMI_MATCH_NORMAL("ThinkPad T42") would match
514 .ident = "Lenovo " model, \ 514 "ThinkPad T42p", so the order of the entries matters */
515 .callback = hdaps_dmi_match_invert, \ 515static struct dmi_system_id __initdata hdaps_whitelist[] = {
516 .matches = { \ 516 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad H"),
517 DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), \ 517 HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad R50p"),
518 DMI_MATCH(DMI_PRODUCT_VERSION, model) \ 518 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R50"),
519 } \ 519 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R51"),
520} 520 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R52"),
521 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad H"), /* R52 (1846AQG) */
522 HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad T41p"),
523 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad T41"),
524 HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad T42p"),
525 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad T42"),
526 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad T43"),
527 HDAPS_DMI_MATCH_INVERT("LENOVO", "ThinkPad T60"),
528 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad X40"),
529 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad X41"),
530 HDAPS_DMI_MATCH_INVERT("LENOVO", "ThinkPad X60"),
531 HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad Z60m"),
532 { .ident = NULL }
533};
521 534
522static int __init hdaps_init(void) 535static int __init hdaps_init(void)
523{ 536{
524 int ret; 537 int ret;
525 538
526 /* Note that HDAPS_DMI_MATCH_NORMAL("ThinkPad T42") would match
527 "ThinkPad T42p", so the order of the entries matters */
528 struct dmi_system_id hdaps_whitelist[] = {
529 HDAPS_DMI_MATCH_NORMAL("ThinkPad H"),
530 HDAPS_DMI_MATCH_INVERT("ThinkPad R50p"),
531 HDAPS_DMI_MATCH_NORMAL("ThinkPad R50"),
532 HDAPS_DMI_MATCH_NORMAL("ThinkPad R51"),
533 HDAPS_DMI_MATCH_NORMAL("ThinkPad R52"),
534 HDAPS_DMI_MATCH_NORMAL("ThinkPad H"), /* R52 (1846AQG) */
535 HDAPS_DMI_MATCH_INVERT("ThinkPad T41p"),
536 HDAPS_DMI_MATCH_NORMAL("ThinkPad T41"),
537 HDAPS_DMI_MATCH_INVERT("ThinkPad T42p"),
538 HDAPS_DMI_MATCH_NORMAL("ThinkPad T42"),
539 HDAPS_DMI_MATCH_NORMAL("ThinkPad T43"),
540 HDAPS_DMI_MATCH_LENOVO("ThinkPad T60p"),
541 HDAPS_DMI_MATCH_LENOVO("ThinkPad T60"),
542 HDAPS_DMI_MATCH_NORMAL("ThinkPad X40"),
543 HDAPS_DMI_MATCH_NORMAL("ThinkPad X41"),
544 HDAPS_DMI_MATCH_LENOVO("ThinkPad X60"),
545 HDAPS_DMI_MATCH_NORMAL("ThinkPad Z60m"),
546 { .ident = NULL }
547 };
548
549 if (!dmi_check_system(hdaps_whitelist)) { 539 if (!dmi_check_system(hdaps_whitelist)) {
550 printk(KERN_WARNING "hdaps: supported laptop not found!\n"); 540 printk(KERN_WARNING "hdaps: supported laptop not found!\n");
551 ret = -ENODEV; 541 ret = -ENODEV;