[CPUFREQ] powernow-k8 cleanup msg if BIOS does not export ACPI _PSS cpufreq data

- Make the message shorter and easier to grep for
- Use printk_once instead of WARN_ONCE (functionality of these was mixed)

Signed-off-by: Thomas Renninger <trenn@suse.de>
Cc: Langsdorf, Mark <mark.langsdorf@amd.com>
Signed-off-by: Dave Jones <davej@redhat.com>

diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 4709ead..feef10c 100644 (file)
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -1215,13 +1215,16 @@ static int powernowk8_verify(struct cpufreq_policy *pol)
        return cpufreq_frequency_table_verify(pol, data->powernow_table);
 }
 
+static const char ACPI_PSS_BIOS_BUG_MSG[] =
+       KERN_ERR FW_BUG PFX "No compatible ACPI _PSS objects found.\n"
+       KERN_ERR FW_BUG PFX "Try again with latest BIOS.\n";
+
 /* per CPU init entry point to the driver */
 static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
 {
        struct powernow_k8_data *data;
        cpumask_t oldmask;
        int rc;
-       static int print_once;
 
        if (!cpu_online(pol->cpu))
                return -ENODEV;
@@ -1244,19 +1247,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
                 * an UP version, and is deprecated by AMD.
                 */
                if (num_online_cpus() != 1) {
-                       /*
-                        * Replace this one with print_once as soon as such a
-                        * thing gets introduced
-                        */
-                       if (!print_once) {
-                               WARN_ONCE(1, KERN_ERR FW_BUG PFX "Your BIOS "
-                                       "does not provide ACPI _PSS objects "
-                                       "in a way that Linux understands. "
-                                       "Please report this to the Linux ACPI"
-                                       " maintainers and complain to your "
-                                       "BIOS vendor.\n");
-                               print_once++;
-                       }
+                       printk_once(ACPI_PSS_BIOS_BUG_MSG);
                        goto err_out;
                }
                if (pol->cpu != 0) {