scsi: ufs-qcom: Override devfreq parameters (80b21006) · Commits · 戴 / test

drivers/scsi/ufs/ufs-qcom.c

+25 −0

Original line number	Diff line number	Diff line
		@@ -10,6 +10,7 @@
		#include <linux/phy/phy.h>
		#include <linux/gpio/consumer.h>
		#include <linux/reset-controller.h>
		#include <linux/devfreq.h>

		#include "ufshcd.h"
		#include "ufshcd-pltfrm.h"
		@@ -1689,6 +1690,29 @@ static void ufs_qcom_device_reset(struct ufs_hba *hba)
		usleep_range(10, 15);
		}

		#if IS_ENABLED(CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND)
		static void ufs_qcom_config_scaling_param(struct ufs_hba *hba,
		struct devfreq_dev_profile *p,
		void *data)
		{
		static struct devfreq_simple_ondemand_data *d;

		if (!data)
		return;

		d = (struct devfreq_simple_ondemand_data *)data;
		p->polling_ms = 60;
		d->upthreshold = 70;
		d->downdifferential = 5;
		}
		#else
		static void ufs_qcom_config_scaling_param(struct ufs_hba *hba,
		struct devfreq_dev_profile *p,
		void *data)
		{
		}
		#endif

		/**
		* struct ufs_hba_qcom_vops - UFS QCOM specific variant operations
		*
		@@ -1710,6 +1734,7 @@ static const struct ufs_hba_variant_ops ufs_hba_qcom_vops = {
		.resume = ufs_qcom_resume,
		.dbg_register_dump = ufs_qcom_dump_dbg_regs,
		.device_reset = ufs_qcom_device_reset,
		.config_scaling_param = ufs_qcom_config_scaling_param,
		};

		/**