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Disable MCP limit exceeded messages from Intel IPS driver 

On a system on the thermal limit these are quite noisy and flood the logs.
Better would be a counter anyways. But given that we don't even have
anything for normal throttling this doesn't seem to be urgent either.

Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Andi Kleen 2012-02-06 08:17:12 -08:00 committed by Len Brown
parent 9bcb811896
commit c264c651fd
1 changed files with 2 additions and 11 deletions
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13
drivers/platform/x86/intel_ips.c
View File

@ -609,25 +609,16 @@ static bool mcp_exceeded(struct ips_driver *ips)
bool ret = false;
u32 temp_limit;
u32 avg_power;
const char *msg = "MCP limit exceeded: ";
spin_lock_irqsave(&ips->turbo_status_lock, flags);
temp_limit = ips->mcp_temp_limit * 100;
if (ips->mcp_avg_temp > temp_limit) {
dev_info(&ips->dev->dev,
"%sAvg temp %u, limit %u\n", msg, ips->mcp_avg_temp,
temp_limit);
if (ips->mcp_avg_temp > temp_limit)
ret = true;
}
avg_power = ips->cpu_avg_power + ips->mch_avg_power;
if (avg_power > ips->mcp_power_limit) {
dev_info(&ips->dev->dev,
"%sAvg power %u, limit %u\n", msg, avg_power,
ips->mcp_power_limit);
if (avg_power > ips->mcp_power_limit)
ret = true;
}
spin_unlock_irqrestore(&ips->turbo_status_lock, flags);