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Commit 84da883b authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "devfreq: add use_ab tunnable"

parents 263c564b 703ff88b

drivers/devfreq/governor_bw_hwmon.c

+9 −1
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ struct hwmon_node { 
	unsigned int		hyst_trigger_count;

	unsigned int		hyst_length;

	unsigned int		idle_mbps;

	unsigned int		use_ab;

	unsigned int		mbps_zones[NUM_MBPS_ZONES];



	unsigned long		prev_ab;
@@ -448,8 +449,10 @@ static unsigned long get_bw_and_set_irq(struct hwmon_node *node, 
	}



	node->prev_ab = new_bw;

	if (ab)

	if (ab && node->use_ab)

		*ab = roundup(new_bw, node->bw_step);

	else if (ab)

		*ab = 0;



	*freq = (new_bw * 100) / io_percent;

	trace_bw_hwmon_update(dev_name(node->hw->df->dev.parent),
@@ -822,6 +825,9 @@ static DEVICE_ATTR_RW(hyst_length); 
show_attr(idle_mbps);

store_attr(idle_mbps, 0U, 2000U);

static DEVICE_ATTR_RW(idle_mbps);

show_attr(use_ab);

store_attr(use_ab, 0U, 1U);

static DEVICE_ATTR_RW(use_ab);

show_list_attr(mbps_zones, NUM_MBPS_ZONES);

store_list_attr(mbps_zones, NUM_MBPS_ZONES, 0U, UINT_MAX);

static DEVICE_ATTR_RW(mbps_zones);
@@ -840,6 +846,7 @@ static struct attribute *dev_attr[] = { 
	&dev_attr_hyst_trigger_count.attr,

	&dev_attr_hyst_length.attr,

	&dev_attr_idle_mbps.attr,

	&dev_attr_use_ab.attr,

	&dev_attr_mbps_zones.attr,

	&dev_attr_throttle_adj.attr,

	NULL,
@@ -987,6 +994,7 @@ int register_bw_hwmon(struct device *dev, struct bw_hwmon *hwmon) 
	node->hyst_trigger_count = 3;

	node->hyst_length = 0;

	node->idle_mbps = 400;

	node->use_ab = 1;

	node->mbps_zones[0] = 0;

	node->hw = hwmon;