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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.c305
1 files changed, 221 insertions, 84 deletions
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index bdfee177eef..f94467c0522 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -5,7 +5,7 @@
*
* (C) 2009 - Peter Feuerer peter (a) piie.net
* http://piie.net
- * 2009 Borislav Petkov <petkovbb@gmail.com>
+ * 2009 Borislav Petkov bp (a) alien8.de
*
* Inspired by and many thanks to:
* o acerfand - Rachel Greenham
@@ -35,10 +35,8 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/fs.h>
#include <linux/dmi.h>
-#include <acpi/acpi_drivers.h>
-#include <linux/sched.h>
+#include <linux/acpi.h>
#include <linux/thermal.h>
#include <linux/platform_device.h>
@@ -52,7 +50,7 @@
*/
#undef START_IN_KERNEL_MODE
-#define DRV_VER "0.5.13"
+#define DRV_VER "0.5.26"
/*
* According to the Atom N270 datasheet,
@@ -61,7 +59,7 @@
* measured by the on-die thermal monitor are within 0 <= Tj <= 90. So,
* assume 89°C is critical temperature.
*/
-#define ACERHDF_TEMP_CRIT 89
+#define ACERHDF_TEMP_CRIT 89000
#define ACERHDF_FAN_OFF 0
#define ACERHDF_FAN_AUTO 1
@@ -69,7 +67,7 @@
* No matter what value the user puts into the fanon variable, turn on the fan
* at 80 degree Celsius to prevent hardware damage
*/
-#define ACERHDF_MAX_FANON 80
+#define ACERHDF_MAX_FANON 80000
/*
* Maximum interval between two temperature checks is 15 seconds, as the die
@@ -85,15 +83,16 @@ static int kernelmode;
#endif
static unsigned int interval = 10;
-static unsigned int fanon = 63;
-static unsigned int fanoff = 58;
+static unsigned int fanon = 60000;
+static unsigned int fanoff = 53000;
static unsigned int verbose;
static unsigned int fanstate = ACERHDF_FAN_AUTO;
static char force_bios[16];
+static char force_product[16];
static unsigned int prev_interval;
-struct thermal_zone_device *thz_dev;
-struct thermal_cooling_device *cl_dev;
-struct platform_device *acerhdf_dev;
+static struct thermal_zone_device *thz_dev;
+static struct thermal_cooling_device *cl_dev;
+static struct platform_device *acerhdf_dev;
module_param(kernelmode, uint, 0);
MODULE_PARM_DESC(kernelmode, "Kernel mode fan control on / off");
@@ -107,34 +106,130 @@ module_param(verbose, uint, 0600);
MODULE_PARM_DESC(verbose, "Enable verbose dmesg output");
module_param_string(force_bios, force_bios, 16, 0);
MODULE_PARM_DESC(force_bios, "Force BIOS version and omit BIOS check");
+module_param_string(force_product, force_product, 16, 0);
+MODULE_PARM_DESC(force_product, "Force BIOS product and omit BIOS check");
+
+/*
+ * cmd_off: to switch the fan completely off and check if the fan is off
+ * cmd_auto: to set the BIOS in control of the fan. The BIOS regulates then
+ * the fan speed depending on the temperature
+ */
+struct fancmd {
+ u8 cmd_off;
+ u8 cmd_auto;
+};
/* BIOS settings */
struct bios_settings_t {
const char *vendor;
+ const char *product;
const char *version;
unsigned char fanreg;
unsigned char tempreg;
- unsigned char fancmd[2]; /* fan off and auto commands */
+ struct fancmd cmd;
};
/* Register addresses and values for different BIOS versions */
static const struct bios_settings_t bios_tbl[] = {
- {"Acer", "v0.3109", 0x55, 0x58, {0x1f, 0x00} },
- {"Acer", "v0.3114", 0x55, 0x58, {0x1f, 0x00} },
- {"Acer", "v0.3301", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "v0.3304", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "v0.3305", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "v0.3308", 0x55, 0x58, {0x21, 0x00} },
- {"Acer", "v0.3309", 0x55, 0x58, {0x21, 0x00} },
- {"Acer", "v0.3310", 0x55, 0x58, {0x21, 0x00} },
- {"Gateway", "v0.3103", 0x55, 0x58, {0x21, 0x00} },
- {"Packard Bell", "v0.3105", 0x55, 0x58, {0x21, 0x00} },
- {"", "", 0, 0, {0, 0} }
+ /* AOA110 */
+ {"Acer", "AOA110", "v0.3109", 0x55, 0x58, {0x1f, 0x00} },
+ {"Acer", "AOA110", "v0.3114", 0x55, 0x58, {0x1f, 0x00} },
+ {"Acer", "AOA110", "v0.3301", 0x55, 0x58, {0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3304", 0x55, 0x58, {0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3305", 0x55, 0x58, {0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3307", 0x55, 0x58, {0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3308", 0x55, 0x58, {0x21, 0x00} },
+ {"Acer", "AOA110", "v0.3309", 0x55, 0x58, {0x21, 0x00} },
+ {"Acer", "AOA110", "v0.3310", 0x55, 0x58, {0x21, 0x00} },
+ /* AOA150 */
+ {"Acer", "AOA150", "v0.3114", 0x55, 0x58, {0x1f, 0x00} },
+ {"Acer", "AOA150", "v0.3301", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3304", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3305", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3307", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3308", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3309", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x00} },
+ /* LT1005u */
+ {"Acer", "LT-10Q", "v0.3310", 0x55, 0x58, {0x20, 0x00} },
+ /* Acer 1410 */
+ {"Acer", "Aspire 1410", "v0.3108", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v0.3113", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v0.3115", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v0.3117", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v0.3119", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v0.3120", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v1.3204", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v1.3303", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v1.3308", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v1.3310", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1410", "v1.3314", 0x55, 0x58, {0x9e, 0x00} },
+ /* Acer 1810xx */
+ {"Acer", "Aspire 1810TZ", "v0.3108", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3108", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v0.3113", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3113", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v0.3115", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3115", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v0.3117", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3117", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v0.3119", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3119", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v0.3120", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3120", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3204", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3204", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3303", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3303", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3308", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3308", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3310", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3310", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3314", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3314", 0x55, 0x58, {0x9e, 0x00} },
+ /* Acer 531 */
+ {"Acer", "AO531h", "v0.3104", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AO531h", "v0.3201", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AO531h", "v0.3304", 0x55, 0x58, {0x20, 0x00} },
+ /* Acer 751 */
+ {"Acer", "AO751h", "V0.3212", 0x55, 0x58, {0x21, 0x00} },
+ /* Acer 1825 */
+ {"Acer", "Aspire 1825PTZ", "V1.3118", 0x55, 0x58, {0x9e, 0x00} },
+ {"Acer", "Aspire 1825PTZ", "V1.3127", 0x55, 0x58, {0x9e, 0x00} },
+ /* Acer TravelMate 7730 */
+ {"Acer", "TravelMate 7730G", "v0.3509", 0x55, 0x58, {0xaf, 0x00} },
+ /* Gateway */
+ {"Gateway", "AOA110", "v0.3103", 0x55, 0x58, {0x21, 0x00} },
+ {"Gateway", "AOA150", "v0.3103", 0x55, 0x58, {0x20, 0x00} },
+ {"Gateway", "LT31", "v1.3103", 0x55, 0x58, {0x9e, 0x00} },
+ {"Gateway", "LT31", "v1.3201", 0x55, 0x58, {0x9e, 0x00} },
+ {"Gateway", "LT31", "v1.3302", 0x55, 0x58, {0x9e, 0x00} },
+ {"Gateway", "LT31", "v1.3303t", 0x55, 0x58, {0x9e, 0x00} },
+ /* Packard Bell */
+ {"Packard Bell", "DOA150", "v0.3104", 0x55, 0x58, {0x21, 0x00} },
+ {"Packard Bell", "DOA150", "v0.3105", 0x55, 0x58, {0x20, 0x00} },
+ {"Packard Bell", "AOA110", "v0.3105", 0x55, 0x58, {0x21, 0x00} },
+ {"Packard Bell", "AOA150", "v0.3105", 0x55, 0x58, {0x20, 0x00} },
+ {"Packard Bell", "ENBFT", "V1.3118", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "ENBFT", "V1.3127", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v1.3303", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3120", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3108", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3113", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3115", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3117", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3119", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v1.3204", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMA", "v1.3201", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMA", "v1.3302", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTMA", "v1.3303t", 0x55, 0x58, {0x9e, 0x00} },
+ {"Packard Bell", "DOTVR46", "v1.3308", 0x55, 0x58, {0x9e, 0x00} },
+ /* pewpew-terminator */
+ {"", "", "", 0, 0, {0, 0} }
};
static const struct bios_settings_t *bios_cfg __read_mostly;
-
static int acerhdf_get_temp(int *temp)
{
u8 read_temp;
@@ -142,7 +237,7 @@ static int acerhdf_get_temp(int *temp)
if (ec_read(bios_cfg->tempreg, &read_temp))
return -EINVAL;
- *temp = read_temp;
+ *temp = read_temp * 1000;
return 0;
}
@@ -150,13 +245,14 @@ static int acerhdf_get_temp(int *temp)
static int acerhdf_get_fanstate(int *state)
{
u8 fan;
- bool tmp;
if (ec_read(bios_cfg->fanreg, &fan))
return -EINVAL;
- tmp = (fan == bios_cfg->fancmd[ACERHDF_FAN_OFF]);
- *state = tmp ? ACERHDF_FAN_OFF : ACERHDF_FAN_AUTO;
+ if (fan != bios_cfg->cmd.cmd_off)
+ *state = ACERHDF_FAN_AUTO;
+ else
+ *state = ACERHDF_FAN_OFF;
return 0;
}
@@ -166,16 +262,16 @@ static void acerhdf_change_fanstate(int state)
unsigned char cmd;
if (verbose)
- pr_notice("fan %s\n", (state == ACERHDF_FAN_OFF) ?
- "OFF" : "ON");
+ pr_notice("fan %s\n", state == ACERHDF_FAN_OFF ? "OFF" : "ON");
if ((state != ACERHDF_FAN_OFF) && (state != ACERHDF_FAN_AUTO)) {
pr_err("invalid fan state %d requested, setting to auto!\n",
- state);
+ state);
state = ACERHDF_FAN_AUTO;
}
- cmd = bios_cfg->fancmd[state];
+ cmd = (state == ACERHDF_FAN_OFF) ? bios_cfg->cmd.cmd_off
+ : bios_cfg->cmd.cmd_auto;
fanstate = state;
ec_write(bios_cfg->fanreg, cmd);
@@ -185,19 +281,18 @@ static void acerhdf_check_param(struct thermal_zone_device *thermal)
{
if (fanon > ACERHDF_MAX_FANON) {
pr_err("fanon temperature too high, set to %d\n",
- ACERHDF_MAX_FANON);
+ ACERHDF_MAX_FANON);
fanon = ACERHDF_MAX_FANON;
}
if (kernelmode && prev_interval != interval) {
if (interval > ACERHDF_MAX_INTERVAL) {
pr_err("interval too high, set to %d\n",
- ACERHDF_MAX_INTERVAL);
+ ACERHDF_MAX_INTERVAL);
interval = ACERHDF_MAX_INTERVAL;
}
if (verbose)
- pr_notice("interval changed to: %d\n",
- interval);
+ pr_notice("interval changed to: %d\n", interval);
thermal->polling_delay = interval*1000;
prev_interval = interval;
}
@@ -234,7 +329,8 @@ static int acerhdf_bind(struct thermal_zone_device *thermal,
if (cdev != cl_dev)
return 0;
- if (thermal_zone_bind_cooling_device(thermal, 0, cdev)) {
+ if (thermal_zone_bind_cooling_device(thermal, 0, cdev,
+ THERMAL_NO_LIMIT, THERMAL_NO_LIMIT)) {
pr_err("error binding cooling dev\n");
return -EINVAL;
}
@@ -326,7 +422,7 @@ static int acerhdf_get_crit_temp(struct thermal_zone_device *thermal,
}
/* bind callback functions to thermalzone */
-struct thermal_zone_device_ops acerhdf_dev_ops = {
+static struct thermal_zone_device_ops acerhdf_dev_ops = {
.bind = acerhdf_bind,
.unbind = acerhdf_unbind,
.get_temp = acerhdf_get_ec_temp,
@@ -401,14 +497,14 @@ err_out:
}
/* bind fan callbacks to fan device */
-struct thermal_cooling_device_ops acerhdf_cooling_ops = {
+static struct thermal_cooling_device_ops acerhdf_cooling_ops = {
.get_max_state = acerhdf_get_max_state,
.get_cur_state = acerhdf_get_cur_state,
.set_cur_state = acerhdf_set_cur_state,
};
/* suspend / resume functionality */
-static int acerhdf_suspend(struct platform_device *dev, pm_message_t state)
+static int acerhdf_suspend(struct device *dev)
{
if (kernelmode)
acerhdf_change_fanstate(ACERHDF_FAN_AUTO);
@@ -419,15 +515,7 @@ static int acerhdf_suspend(struct platform_device *dev, pm_message_t state)
return 0;
}
-static int acerhdf_resume(struct platform_device *device)
-{
- if (verbose)
- pr_notice("resuming\n");
-
- return 0;
-}
-
-static int __devinit acerhdf_probe(struct platform_device *device)
+static int acerhdf_probe(struct platform_device *device)
{
return 0;
}
@@ -437,39 +525,63 @@ static int acerhdf_remove(struct platform_device *device)
return 0;
}
-struct platform_driver acerhdf_drv = {
+static const struct dev_pm_ops acerhdf_pm_ops = {
+ .suspend = acerhdf_suspend,
+ .freeze = acerhdf_suspend,
+};
+
+static struct platform_driver acerhdf_driver = {
.driver = {
- .name = "acerhdf",
+ .name = "acerhdf",
.owner = THIS_MODULE,
+ .pm = &acerhdf_pm_ops,
},
.probe = acerhdf_probe,
.remove = acerhdf_remove,
- .suspend = acerhdf_suspend,
- .resume = acerhdf_resume,
};
+/* 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;
+ const struct bios_settings_t *bt = NULL;
/* get BIOS data */
vendor = dmi_get_system_info(DMI_SYS_VENDOR);
version = dmi_get_system_info(DMI_BIOS_VERSION);
product = dmi_get_system_info(DMI_PRODUCT_NAME);
+ if (!vendor || !version || !product) {
+ pr_err("error getting hardware information\n");
+ return -EINVAL;
+ }
+
pr_info("Acer Aspire One Fan driver, v.%s\n", DRV_VER);
- if (!force_bios[0]) {
- if (strncmp(product, "AO", 2)) {
- pr_err("no Aspire One hardware found\n");
- return -EINVAL;
- }
- } else {
- pr_info("forcing BIOS version: %s\n", version);
+ if (force_bios[0]) {
version = force_bios;
+ pr_info("forcing BIOS version: %s\n", version);
+ kernelmode = 0;
+ }
+
+ if (force_product[0]) {
+ product = force_product;
+ pr_info("forcing BIOS product: %s\n", product);
kernelmode = 0;
}
@@ -478,17 +590,22 @@ static int acerhdf_check_hardware(void)
vendor, version, product);
/* search BIOS version and vendor in BIOS settings table */
- for (i = 0; bios_tbl[i].version[0]; i++) {
- if (!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;
}
}
if (!bios_cfg) {
- pr_err("unknown (unsupported) BIOS version %s/%s, "
- "please report, aborting!\n", vendor, version);
+ pr_err("unknown (unsupported) BIOS version %s/%s/%s, please report, aborting!\n",
+ vendor, product, version);
return -EINVAL;
}
@@ -498,8 +615,7 @@ static int acerhdf_check_hardware(void)
*/
if (!kernelmode) {
pr_notice("Fan control off, to enable do:\n");
- pr_notice("echo -n \"enabled\" > "
- "/sys/class/thermal/thermal_zone0/mode\n");
+ pr_notice("echo -n \"enabled\" > /sys/class/thermal/thermal_zone0/mode\n");
}
return 0;
@@ -509,23 +625,32 @@ static int acerhdf_register_platform(void)
{
int err = 0;
- err = platform_driver_register(&acerhdf_drv);
+ err = platform_driver_register(&acerhdf_driver);
if (err)
return err;
acerhdf_dev = platform_device_alloc("acerhdf", -1);
- platform_device_add(acerhdf_dev);
+ if (!acerhdf_dev) {
+ err = -ENOMEM;
+ goto err_device_alloc;
+ }
+ err = platform_device_add(acerhdf_dev);
+ if (err)
+ goto err_device_add;
return 0;
+
+err_device_add:
+ platform_device_put(acerhdf_dev);
+err_device_alloc:
+ platform_driver_unregister(&acerhdf_driver);
+ return err;
}
static void acerhdf_unregister_platform(void)
{
- if (!acerhdf_dev)
- return;
-
- platform_device_del(acerhdf_dev);
- platform_driver_unregister(&acerhdf_drv);
+ platform_device_unregister(acerhdf_dev);
+ platform_driver_unregister(&acerhdf_driver);
}
static int acerhdf_register_thermal(void)
@@ -536,8 +661,8 @@ static int acerhdf_register_thermal(void)
if (IS_ERR(cl_dev))
return -EINVAL;
- thz_dev = thermal_zone_device_register("acerhdf", 1, NULL,
- &acerhdf_dev_ops, 0, 0, 0,
+ thz_dev = thermal_zone_device_register("acerhdf", 1, 0, NULL,
+ &acerhdf_dev_ops, NULL, 0,
(kernelmode) ? interval*1000 : 0);
if (IS_ERR(thz_dev))
return -EINVAL;
@@ -568,7 +693,7 @@ static int __init acerhdf_init(void)
err = acerhdf_register_platform();
if (err)
- goto err_unreg;
+ goto out_err;
err = acerhdf_register_thermal();
if (err)
@@ -581,7 +706,7 @@ err_unreg:
acerhdf_unregister_platform();
out_err:
- return -ENODEV;
+ return err;
}
static void __exit acerhdf_exit(void)
@@ -594,9 +719,21 @@ 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*:pnAO751h*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire*1410*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire*1810*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire*1825PTZ:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAO531*:");
+MODULE_ALIAS("dmi:*:*Acer*:TravelMate*7730G:");
+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_ALIAS("dmi:*:*Packard*Bell*:pnENBFT*:");
+MODULE_ALIAS("dmi:*:*Packard*Bell*:pnDOTMA*:");
+MODULE_ALIAS("dmi:*:*Packard*Bell*:pnDOTVR46*:");
module_init(acerhdf_init);
module_exit(acerhdf_exit);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 23:04:32 +0000