diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c index 3d5c4e183111..2735815c73c5 100644 --- a/drivers/platform/x86/acerhdf.c +++ b/drivers/platform/x86/acerhdf.c @@ -86,6 +86,7 @@ static unsigned int interval = 10; static unsigned int fanon = 60000; static unsigned int fanoff = 53000; static unsigned int verbose; +static unsigned int list_supported; static unsigned int fanstate = ACERHDF_FAN_AUTO; static char force_bios[16]; static char force_product[16]; @@ -104,6 +105,8 @@ module_param(fanoff, uint, 0600); MODULE_PARM_DESC(fanoff, "Turn the fan off below this temperature"); module_param(verbose, uint, 0600); MODULE_PARM_DESC(verbose, "Enable verbose dmesg output"); +module_param(list_supported, uint, 0600); +MODULE_PARM_DESC(list_supported, "List supported models and BIOS versions"); module_param_string(force_bios, force_bios, 16, 0); MODULE_PARM_DESC(force_bios, "Pretend system has this known supported BIOS version"); module_param_string(force_product, force_product, 16, 0); @@ -632,6 +635,17 @@ static int acerhdf_check_hardware(void) pr_info("Acer Aspire One Fan driver, v.%s\n", DRV_VER); + if (list_supported) { + pr_info("List of supported Manufacturer/Model/BIOS:\n"); + pr_info("---------------------------------------------------\n"); + for (bt = bios_tbl; bt->vendor[0]; bt++) { + pr_info("%-13s | %-17s | %-10s\n", bt->vendor, + bt->product, bt->version); + } + pr_info("---------------------------------------------------\n"); + return -ECANCELED; + } + if (force_bios[0]) { version = force_bios; pr_info("forcing BIOS version: %s\n", version);