hwmon: Let the user override the detected Super-I/O device ID

[linux-block.git] / drivers / hwmon / dme1737.c

diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c
index a878c98e252e5a13f5f87d4ec840eb8b40251f25..85064fb0b7c2b81561efb84a9cb298e5225f2386 100644 (file)
--- a/drivers/hwmon/dme1737.c
+++ b/drivers/hwmon/dme1737.c
@@ -44,6 +44,10 @@ static int force_start;
 module_param(force_start, bool, 0);
 MODULE_PARM_DESC(force_start, "Force the chip to start monitoring inputs");
 
+static unsigned short force_id;
+module_param(force_id, ushort, 0);
+MODULE_PARM_DESC(force_id, "Override the detected device ID");
+
 /* Addresses to scan */
 static unsigned short normal_i2c[] = {0x2c, 0x2d, 0x2e, I2C_CLIENT_END};
 
@@ -2191,7 +2195,7 @@ static int __init dme1737_isa_detect(int sio_cip, unsigned short *addr)
        /* Check device ID
         * We currently know about SCH3112 (0x7c), SCH3114 (0x7d), and
         * SCH3116 (0x7f). */
-       reg = dme1737_sio_inb(sio_cip, 0x20);
+       reg = force_id ? force_id : dme1737_sio_inb(sio_cip, 0x20);
        if (!(reg == 0x7c || reg == 0x7d || reg == 0x7f)) {
                err = -ENODEV;
                goto exit;