[PATCH 5/5] Disable MCP limit exceeded messages from Intel IPS driver

From: Andi Kleen
Date: Mon Feb 06 2012 - 11:18:02 EST


From: Andi Kleen <ak@xxxxxxxxxxxxxxx>

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.

Cc: jbarnes@xxxxxxxxxxxxxxxx
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
---
drivers/platform/x86/intel_ips.c | 13 ++-----------
1 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
index 809a3ae..84bba52 100644
--- a/drivers/platform/x86/intel_ips.c
+++ b/drivers/platform/x86/intel_ips.c
@@ -620,25 +620,16 @@ 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);

--
1.7.7

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/