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cpufreq / powernow-k8: Fixup missing _PSS objects message

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_PSS objects can also be missing if Cool'N'Quiet is disabled in the
BIOS. Add that to the FW_BUG message for the user to try before updating
her BIOS. Fix formatting while at it.

Acked-by: Mark Langsdorf <mark.langsdorf@amd.com>
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Borislav Petkov 2012-09-05 00:50:26 +02:00 committed by Rafael J. Wysocki
parent 2d175069f2
commit 56835e6cc0
1 changed files with 7 additions and 4 deletions
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11
drivers/cpufreq/powernow-k8.c
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@ -1265,12 +1265,15 @@ static void __cpuinit powernowk8_cpu_init_on_cpu(void *_init_on_cpu)
init_on_cpu->rc = 0;
}
static const char missing_pss_msg[] =
KERN_ERR
FW_BUG PFX "No compatible ACPI _PSS objects found.\n"
FW_BUG PFX "First, make sure Cool'N'Quiet is enabled in the BIOS.\n"
FW_BUG PFX "If that doesn't help, try upgrading your BIOS.\n";
/* per CPU init entry point to the driver */
static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
{
static const char ACPI_PSS_BIOS_BUG_MSG[] =
KERN_ERR FW_BUG PFX "No compatible ACPI _PSS objects found.\n"
FW_BUG PFX "Try again with latest BIOS.\n";
struct powernow_k8_data *data;
struct init_on_cpu init_on_cpu;
int rc;
@ -1298,7 +1301,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
* an UP version, and is deprecated by AMD.
*/
if (num_online_cpus() != 1) {
printk_once(ACPI_PSS_BIOS_BUG_MSG);
printk_once(missing_pss_msg);
goto err_out;
}
if (pol->cpu != 0) {