Merge "usb: gadget: u_ether: Add module param to config cpu boost freq" (6d4dc892) · Commits · e / devices / android_kernel_sony_msm8994

drivers/usb/gadget/u_ether.c

+9 −4

Original line number	Diff line number	Diff line
		@@ -66,6 +66,11 @@ module_param(tx_stop_threshold, uint, S_IRUGO \| S_IWUSR);
		MODULE_PARM_DESC(tx_stop_threshold,
		"Threashold to stop network queue");

		static unsigned int min_cpu_freq;
		module_param(min_cpu_freq, uint, S_IRUGO \| S_IWUSR);
		MODULE_PARM_DESC(min_cpu_freq,
		"to set minimum cpu frquency to when ethernet ifc is active");

		/* this refers to max number sgs per transfer
		* which includes headers/data packets
		*/
		@@ -1497,16 +1502,16 @@ static int gether_cpufreq_notifier_cb(struct notifier_block *nfb,
		struct eth_dev *dev = container_of(nfb, struct eth_dev,
		cpufreq_notifier);

		if (!min_cpu_freq)
		return NOTIFY_OK;

		switch (event) {
		case CPUFREQ_ADJUST:
		pr_debug("%s: cpu:%u\n", __func__, cpu);

		if (dev->state == ETH_START)
		cpufreq_verify_within_limits(policy,
		1000000, UINT_MAX);
		else
		cpufreq_verify_within_limits(policy,
		policy->min, UINT_MAX);
		min_cpu_freq, UINT_MAX);

		break;
		}