1*a4b16dadSTom Zanussi /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */ 2*a4b16dadSTom Zanussi /* Copyright(c) 2022 Intel Corporation */ 3*a4b16dadSTom Zanussi #ifndef ADF_GEN4_PM_H 4*a4b16dadSTom Zanussi #define ADF_GEN4_PM_H 5*a4b16dadSTom Zanussi 6*a4b16dadSTom Zanussi #include "adf_accel_devices.h" 7*a4b16dadSTom Zanussi 8*a4b16dadSTom Zanussi /* Power management registers */ 9*a4b16dadSTom Zanussi #define ADF_GEN4_PM_HOST_MSG (0x50A01C) 10*a4b16dadSTom Zanussi 11*a4b16dadSTom Zanussi /* Power management */ 12*a4b16dadSTom Zanussi #define ADF_GEN4_PM_POLL_DELAY_US 20 13*a4b16dadSTom Zanussi #define ADF_GEN4_PM_POLL_TIMEOUT_US USEC_PER_SEC 14*a4b16dadSTom Zanussi #define ADF_GEN4_PM_MSG_POLL_DELAY_US (10 * USEC_PER_MSEC) 15*a4b16dadSTom Zanussi #define ADF_GEN4_PM_STATUS (0x50A00C) 16*a4b16dadSTom Zanussi #define ADF_GEN4_PM_INTERRUPT (0x50A028) 17*a4b16dadSTom Zanussi 18*a4b16dadSTom Zanussi /* Power management source in ERRSOU2 and ERRMSK2 */ 19*a4b16dadSTom Zanussi #define ADF_GEN4_PM_SOU BIT(18) 20*a4b16dadSTom Zanussi 21*a4b16dadSTom Zanussi #define ADF_GEN4_PM_IDLE_INT_EN BIT(18) 22*a4b16dadSTom Zanussi #define ADF_GEN4_PM_THROTTLE_INT_EN BIT(19) 23*a4b16dadSTom Zanussi #define ADF_GEN4_PM_DRV_ACTIVE BIT(20) 24*a4b16dadSTom Zanussi #define ADF_GEN4_PM_INIT_STATE BIT(21) 25*a4b16dadSTom Zanussi #define ADF_GEN4_PM_INT_EN_DEFAULT (ADF_GEN4_PM_IDLE_INT_EN | \ 26*a4b16dadSTom Zanussi ADF_GEN4_PM_THROTTLE_INT_EN) 27*a4b16dadSTom Zanussi 28*a4b16dadSTom Zanussi #define ADF_GEN4_PM_THR_STS BIT(0) 29*a4b16dadSTom Zanussi #define ADF_GEN4_PM_IDLE_STS BIT(1) 30*a4b16dadSTom Zanussi #define ADF_GEN4_PM_FW_INT_STS BIT(2) 31*a4b16dadSTom Zanussi #define ADF_GEN4_PM_INT_STS_MASK (ADF_GEN4_PM_THR_STS | \ 32*a4b16dadSTom Zanussi ADF_GEN4_PM_IDLE_STS | \ 33*a4b16dadSTom Zanussi ADF_GEN4_PM_FW_INT_STS) 34*a4b16dadSTom Zanussi 35*a4b16dadSTom Zanussi #define ADF_GEN4_PM_MSG_PENDING BIT(0) 36*a4b16dadSTom Zanussi #define ADF_GEN4_PM_MSG_PAYLOAD_BIT_MASK GENMASK(28, 1) 37*a4b16dadSTom Zanussi 38*a4b16dadSTom Zanussi #define ADF_GEN4_PM_DEFAULT_IDLE_FILTER (0x0) 39*a4b16dadSTom Zanussi #define ADF_GEN4_PM_MAX_IDLE_FILTER (0x7) 40*a4b16dadSTom Zanussi 41*a4b16dadSTom Zanussi int adf_gen4_enable_pm(struct adf_accel_dev *accel_dev); 42*a4b16dadSTom Zanussi bool adf_gen4_handle_pm_interrupt(struct adf_accel_dev *accel_dev); 43*a4b16dadSTom Zanussi 44*a4b16dadSTom Zanussi #endif 45