diff options
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-cti-core.c')
-rw-r--r-- | drivers/hwtracing/coresight/coresight-cti-core.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/hwtracing/coresight/coresight-cti-core.c b/drivers/hwtracing/coresight/coresight-cti-core.c index 8988b2ed2ea6..c6e8c6542f24 100644 --- a/drivers/hwtracing/coresight/coresight-cti-core.c +++ b/drivers/hwtracing/coresight/coresight-cti-core.c @@ -90,11 +90,9 @@ void cti_write_all_hw_regs(struct cti_drvdata *drvdata) static int cti_enable_hw(struct cti_drvdata *drvdata) { struct cti_config *config = &drvdata->config; - struct device *dev = &drvdata->csdev->dev; unsigned long flags; int rc = 0; - pm_runtime_get_sync(dev->parent); spin_lock_irqsave(&drvdata->spinlock, flags); /* no need to do anything if enabled or unpowered*/ @@ -119,7 +117,6 @@ cti_state_unchanged: /* cannot enable due to error */ cti_err_not_enabled: spin_unlock_irqrestore(&drvdata->spinlock, flags); - pm_runtime_put(dev->parent); return rc; } @@ -153,7 +150,6 @@ cti_hp_not_enabled: static int cti_disable_hw(struct cti_drvdata *drvdata) { struct cti_config *config = &drvdata->config; - struct device *dev = &drvdata->csdev->dev; struct coresight_device *csdev = drvdata->csdev; spin_lock(&drvdata->spinlock); @@ -175,7 +171,6 @@ static int cti_disable_hw(struct cti_drvdata *drvdata) coresight_disclaim_device_unlocked(csdev); CS_LOCK(drvdata->base); spin_unlock(&drvdata->spinlock); - pm_runtime_put(dev->parent); return 0; /* not disabled this call */ @@ -541,7 +536,7 @@ cti_match_fixup_csdev(struct cti_device *ctidev, const char *node_name, /* * Search the cti list to add an associated CTI into the supplied CS device * This will set the association if CTI declared before the CS device. - * (called from coresight_register() with coresight_mutex locked). + * (called from coresight_register() without coresight_mutex locked). */ static void cti_add_assoc_to_csdev(struct coresight_device *csdev) { @@ -569,7 +564,8 @@ static void cti_add_assoc_to_csdev(struct coresight_device *csdev) * if we found a matching csdev then update the ECT * association pointer for the device with this CTI. */ - csdev->ect_dev = ect_item->csdev; + coresight_set_assoc_ectdev_mutex(csdev->ect_dev, + ect_item->csdev); break; } } |