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path: root/drivers/platform/x86/acerhdf.c
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Diffstat (limited to 'drivers/platform/x86/acerhdf.c')
-rw-r--r--drivers/platform/x86/acerhdf.c68
1 files changed, 46 insertions, 22 deletions
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 79b15b9d9cf0..7b2384d674d0 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
*/
#undef START_IN_KERNEL_MODE
-#define DRV_VER "0.5.20"
+#define DRV_VER "0.5.22"
/*
* According to the Atom N270 datasheet,
@@ -156,19 +156,25 @@ static const struct bios_settings_t bios_tbl[] = {
{"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x20, 0x00} },
/* Acer 1410 */
{"Acer", "Aspire 1410", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
- /* special BIOS / other */
+ {"Acer", "Aspire 1410", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ /* Acer 1810xx */
+ {"Acer", "Aspire 1810TZ", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ /* Gateway */
{"Gateway", "AOA110", "v0.3103", 0x55, 0x58, {0x21, 0x21, 0x00} },
{"Gateway", "AOA150", "v0.3103", 0x55, 0x58, {0x20, 0x20, 0x00} },
- {"Gateway ", "LT31 ", "v1.3103 ", 0x55, 0x58,
- {0x10, 0x0f, 0x00} },
- {"Gateway ", "LT31 ", "v1.3201 ", 0x55, 0x58,
- {0x10, 0x0f, 0x00} },
- {"Gateway ", "LT31 ", "v1.3302 ", 0x55, 0x58,
- {0x10, 0x0f, 0x00} },
+ {"Gateway", "LT31", "v1.3103", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+ {"Gateway", "LT31", "v1.3201", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+ {"Gateway", "LT31", "v1.3302", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+ /* Packard Bell */
{"Packard Bell", "DOA150", "v0.3104", 0x55, 0x58, {0x21, 0x21, 0x00} },
{"Packard Bell", "DOA150", "v0.3105", 0x55, 0x58, {0x20, 0x20, 0x00} },
{"Packard Bell", "AOA110", "v0.3105", 0x55, 0x58, {0x21, 0x21, 0x00} },
{"Packard Bell", "AOA150", "v0.3105", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Packard Bell", "DOTMU", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
/* pewpew-terminator */
{"", "", "", 0, 0, {0, 0, 0} }
};
@@ -486,13 +492,26 @@ static struct platform_driver acerhdf_driver = {
.remove = acerhdf_remove,
};
+/* checks if str begins with start */
+static int str_starts_with(const char *str, const char *start)
+{
+ unsigned long str_len = 0, start_len = 0;
+
+ str_len = strlen(str);
+ start_len = strlen(start);
+
+ if (str_len >= start_len &&
+ !strncmp(str, start, start_len))
+ return 1;
+
+ return 0;
+}
/* check hardware */
static int acerhdf_check_hardware(void)
{
char const *vendor, *version, *product;
- int i;
- unsigned long prod_len = 0;
+ const struct bios_settings_t *bt = NULL;
/* get BIOS data */
vendor = dmi_get_system_info(DMI_SYS_VENDOR);
@@ -514,20 +533,20 @@ static int acerhdf_check_hardware(void)
kernelmode = 0;
}
- prod_len = strlen(product);
-
if (verbose)
pr_info("BIOS info: %s %s, product: %s\n",
vendor, version, product);
/* search BIOS version and vendor in BIOS settings table */
- for (i = 0; bios_tbl[i].version[0]; i++) {
- if (strlen(bios_tbl[i].product) >= prod_len &&
- !strncmp(bios_tbl[i].product, product,
- strlen(bios_tbl[i].product)) &&
- !strcmp(bios_tbl[i].vendor, vendor) &&
- !strcmp(bios_tbl[i].version, version)) {
- bios_cfg = &bios_tbl[i];
+ for (bt = bios_tbl; bt->vendor[0]; bt++) {
+ /*
+ * check if actual hardware BIOS vendor, product and version
+ * IDs start with the strings of BIOS table entry
+ */
+ if (str_starts_with(vendor, bt->vendor) &&
+ str_starts_with(product, bt->product) &&
+ str_starts_with(version, bt->version)) {
+ bios_cfg = bt;
break;
}
}
@@ -640,9 +659,14 @@ static void __exit acerhdf_exit(void)
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Peter Feuerer");
MODULE_DESCRIPTION("Aspire One temperature and fan driver");
-MODULE_ALIAS("dmi:*:*Acer*:*:");
-MODULE_ALIAS("dmi:*:*Gateway*:*:");
-MODULE_ALIAS("dmi:*:*Packard Bell*:*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire 1410*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire 1810*:");
+MODULE_ALIAS("dmi:*:*Gateway*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Gateway*:pnLT31*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnDOA*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnDOTMU*:");
module_init(acerhdf_init);
module_exit(acerhdf_exit);