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coresight/etm3/4x: Consolidate hotplug state space

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Even if both drivers are compiled in only one instance can run on a given
system depending on the available tracer cell.

So having seperate hotplug states for them is pointless.

Signed-off-by: Thomas Gleixner <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Sebastian Siewior <[email protected]>
Cc: Mathieu Poirier <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
This commit is contained in:
Thomas Gleixner 2016-12-21 20:19:55 +01:00
commit 36e5b0e391
2 changed files with 2 additions and 3 deletions
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4
drivers/hwtracing/coresight/coresight-etm4x.c
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@ -986,7 +986,7 @@ static int etm4_probe(struct amba_device *adev, const struct amba_id *id)
dev_err(dev, "ETM arch init failed\n");
if (!etm4_count++) {
cpuhp_setup_state_nocalls(CPUHP_AP_ARM_CORESIGHT4_STARTING,
cpuhp_setup_state_nocalls(CPUHP_AP_ARM_CORESIGHT_STARTING,
"arm/coresight4:starting",
etm4_starting_cpu, etm4_dying_cpu);
ret = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN,
@ -1037,7 +1037,7 @@ static int etm4_probe(struct amba_device *adev, const struct amba_id *id)
err_arch_supported:
if (--etm4_count == 0) {
cpuhp_remove_state_nocalls(CPUHP_AP_ARM_CORESIGHT4_STARTING);
cpuhp_remove_state_nocalls(CPUHP_AP_ARM_CORESIGHT_STARTING);
if (hp_online)
cpuhp_remove_state_nocalls(hp_online);
}