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-rw-r--r--drivers/hwmon/coretemp.c28
1 files changed, 4 insertions, 24 deletions
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 932383786642..ce18c046f728 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -325,15 +325,6 @@ static int get_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev)
return adjust_tjmax(c, id, dev);
}
-static void __devinit get_ucode_rev_on_cpu(void *edx)
-{
- u32 eax;
-
- wrmsr(MSR_IA32_UCODE_REV, 0, 0);
- sync_core();
- rdmsr(MSR_IA32_UCODE_REV, eax, *(u32 *)edx);
-}
-
static int create_name_attr(struct platform_data *pdata, struct device *dev)
{
sysfs_attr_init(&pdata->name_attr.attr);
@@ -380,27 +371,16 @@ exit_free:
static int __cpuinit chk_ucode_version(unsigned int cpu)
{
struct cpuinfo_x86 *c = &cpu_data(cpu);
- int err;
- u32 edx;
/*
* Check if we have problem with errata AE18 of Core processors:
* Readings might stop update when processor visited too deep sleep,
* fixed for stepping D0 (6EC).
*/
- if (c->x86_model == 0xe && c->x86_mask < 0xc) {
- /* check for microcode update */
- err = smp_call_function_single(cpu, get_ucode_rev_on_cpu,
- &edx, 1);
- if (err) {
- pr_err("Cannot determine microcode revision of "
- "CPU#%u (%d)!\n", cpu, err);
- return -ENODEV;
- } else if (edx < 0x39) {
- pr_err("Errata AE18 not fixed, update BIOS or "
- "microcode of the CPU!\n");
- return -ENODEV;
- }
+ if (c->x86_model == 0xe && c->x86_mask < 0xc && c->microcode < 0x39) {
+ pr_err("Errata AE18 not fixed, update BIOS or "
+ "microcode of the CPU!\n");
+ return -ENODEV;
}
return 0;
}