rendered paste body--- /tmp/linux-2.6.16/drivers/acpi/ibm_acpi.c 2006-03-20 06:53:29.000000000 +0100
+++ /usr/src/linux/drivers/acpi/ibm_acpi.c 2006-07-19 01:49:06.000000000 +0200
@@ -1229,28 +1229,47 @@
if (!thermal_tmp_supported)
len += sprintf(p + len, "temperatures:\tnot supported\n");
else {
- int i, t;
+ int i;
char tmpi[] = "TMPi";
- s8 tmp[8];
+ /*
+ * A few ThinkPads (e.g. R52, T43) have 3 unnamed sensors. We
+ * want their values as well.
+ */
+ static const size_t named_count = 8;
+ static const size_t unnamed_count = 3;
+ static const size_t unnamed_addresses[] = { 0xC0, 0xC1, 0xC2 };
+ static const size_t total_count = named_count + unnamed_count;
+ s8 tmp[total_count];
if (thermal_updt_supported)
if (!acpi_evalf(ec_handle, NULL, "UPDT", "v"))
return -EIO;
-
- for (i = 0; i < 8; i++) {
+
+ for (i = 0; i < named_count; i++) {
+ int t;
tmpi[3] = '0' + i;
if (!acpi_evalf(ec_handle, &t, tmpi, "d"))
return -EIO;
- if (thermal_updt_supported)
- tmp[i] = (t - 2732 + 5) / 10;
- else
- tmp[i] = t;
+ tmp[i] = (s8)t;
}
- len += sprintf(p + len,
- "temperatures:\t%d %d %d %d %d %d %d %d\n",
- tmp[0], tmp[1], tmp[2], tmp[3],
- tmp[4], tmp[5], tmp[6], tmp[7]);
+ for (i = 0; i < unnamed_count; ++i) {
+ size_t address = unnamed_addresses[i];
+ u8 t;
+ if (!acpi_ec_read(address, &t))
+ return -EIO;
+ tmp[i+named_count] = (s8)t;
+ }
+
+ len += sprintf(p + len, "temperatures:\t" );
+ for (i = 0; i < total_count; ++i) {
+ int value = thermal_updt_supported
+ ? (tmp[i] - 2732 + 5) / 10
+ : tmp[i];
+ len += sprintf(p + len, "%d%c",
+ value,
+ i == total_count - 1 ? '\n' : ' ');
+ }
}
return len;
@@ -1465,6 +1484,7 @@
{
int len = 0;
int s;
+ char status_read = 0;
u8 lo, hi, status;
if (gfan_handle) {
@@ -1477,9 +1497,11 @@
/* all except 570, 600e/x, 770e, 770x */
if (!acpi_ec_read(fan_status_offset, &status))
len += sprintf(p + len, "status:\t\tunreadable\n");
- else
+ else {
len += sprintf(p + len, "status:\t\t%s\n",
- enabled(status, 7));
+ status ? "enabled" : "disabled");
+ status_read = 1;
+ }
if (!acpi_ec_read(fan_rpm_offset, &lo) ||
!acpi_ec_read(fan_rpm_offset + 1, &hi))
@@ -1487,6 +1509,14 @@
else
len += sprintf(p + len, "speed:\t\t%d\n",
(hi << 8) + lo);
+ if ( status_read ) {
+ if ( status & 0x40 )
+ len += sprintf(p + len, "level:\t\tdisengaged\n");
+ else if ( status & 0x80 )
+ len += sprintf(p + len, "level:\t\tauto\n");
+ else
+ len += sprintf(p + len, "level:\t\t%d\n", status);
+ }
}
if (sfan_handle)
@@ -1495,7 +1525,10 @@
" (<level> is 0-7)\n");
if (!gfan_handle)
/* all except 570, 600e/x, 770e, 770x */
- len += sprintf(p + len, "commands:\tenable, disable\n");
+ len += sprintf(p + len,
+ "commands:\tenable, disable, level <level>\n"
+ " \t(<level> is 0-7, auto "
+ "or disengaged)\n");
if (fans_handle)
/* X31, X40 */
len += sprintf(p + len, "commands:\tspeed <speed>"
@@ -1516,7 +1549,9 @@
/* 570, 770x-JL */
if (!acpi_evalf(sfan_handle, NULL, NULL, "vd", level))
return -EIO;
- } else if (!gfan_handle && strlencmp(cmd, "enable") == 0) {
+ } else if (!gfan_handle &&
+ ( (strlencmp(cmd, "enable") == 0) ||
+ (strlencmp(cmd, "level auto") == 0) ) ) {
/* all except 570, 600e/x, 770e, 770x */
if (!acpi_ec_write(fan_status_offset, 0x80))
return -EIO;
@@ -1524,7 +1559,18 @@
/* all except 570, 600e/x, 770e, 770x */
if (!acpi_ec_write(fan_status_offset, 0x00))
return -EIO;
- } else if (fans_handle &&
+ } else if (!gfan_handle &&
+ strlencmp(cmd, "level disengaged") == 0) {
+ /* all except 570, 600e/x, 770e, 770x */
+ if (!acpi_ec_write(fan_status_offset, 0x40))
+ return -EIO;
+ } else if (!gfan_handle &&
+ sscanf(cmd, "level %d", &level) == 1 &&
+ level >=0 && level <= 7) {
+ /* all except 570, 600e/x, 770e, 770x */
+ if (!acpi_ec_write(fan_status_offset, level))
+ return -EIO;
+ } else if (fans_handle &&
sscanf(cmd, "speed %d", &speed) == 1 &&
speed >= 0 && speed <= 65535) {
/* X31, X40 */