kernel/drivers/scsi/ufs/ufshcd-pltfrm.h
2024-07-22 17:22:30 +08:00

37 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (c) 2015, The Linux Foundation. All rights reserved.
*/
#ifndef UFSHCD_PLTFRM_H_
#define UFSHCD_PLTFRM_H_
#include "ufshcd.h"
#define UFS_PWM_MODE 1
#define UFS_HS_MODE 2
struct ufs_dev_params {
u32 pwm_rx_gear; /* pwm rx gear to work in */
u32 pwm_tx_gear; /* pwm tx gear to work in */
u32 hs_rx_gear; /* hs rx gear to work in */
u32 hs_tx_gear; /* hs tx gear to work in */
u32 rx_lanes; /* number of rx lanes */
u32 tx_lanes; /* number of tx lanes */
u32 rx_pwr_pwm; /* rx pwm working pwr */
u32 tx_pwr_pwm; /* tx pwm working pwr */
u32 rx_pwr_hs; /* rx hs working pwr */
u32 tx_pwr_hs; /* tx hs working pwr */
u32 hs_rate; /* rate A/B to work in HS */
u32 desired_working_mode;
};
int ufshcd_get_pwr_dev_param(struct ufs_dev_params *dev_param,
struct ufs_pa_layer_attr *dev_max,
struct ufs_pa_layer_attr *agreed_pwr);
void ufshcd_init_pwr_dev_param(struct ufs_dev_params *dev_param);
int ufshcd_pltfrm_init(struct platform_device *pdev,
const struct ufs_hba_variant_ops *vops);
void ufshcd_pltfrm_shutdown(struct platform_device *pdev);
#endif /* UFSHCD_PLTFRM_H_ */