1a4b16dadSTom Zanussi /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */ 2a4b16dadSTom Zanussi /* Copyright(c) 2022 Intel Corporation */ 3a4b16dadSTom Zanussi #ifndef ADF_GEN4_PM_H 4a4b16dadSTom Zanussi #define ADF_GEN4_PM_H 5a4b16dadSTom Zanussi 6a4b16dadSTom Zanussi #include "adf_accel_devices.h" 7a4b16dadSTom Zanussi 8a4b16dadSTom Zanussi /* Power management registers */ 9a4b16dadSTom Zanussi #define ADF_GEN4_PM_HOST_MSG (0x50A01C) 10a4b16dadSTom Zanussi 11a4b16dadSTom Zanussi /* Power management */ 12a4b16dadSTom Zanussi #define ADF_GEN4_PM_POLL_DELAY_US 20 13a4b16dadSTom Zanussi #define ADF_GEN4_PM_POLL_TIMEOUT_US USEC_PER_SEC 14a4b16dadSTom Zanussi #define ADF_GEN4_PM_MSG_POLL_DELAY_US (10 * USEC_PER_MSEC) 15a4b16dadSTom Zanussi #define ADF_GEN4_PM_STATUS (0x50A00C) 16a4b16dadSTom Zanussi #define ADF_GEN4_PM_INTERRUPT (0x50A028) 17a4b16dadSTom Zanussi 18a4b16dadSTom Zanussi /* Power management source in ERRSOU2 and ERRMSK2 */ 19a4b16dadSTom Zanussi #define ADF_GEN4_PM_SOU BIT(18) 20a4b16dadSTom Zanussi 21a4b16dadSTom Zanussi #define ADF_GEN4_PM_IDLE_INT_EN BIT(18) 22a4b16dadSTom Zanussi #define ADF_GEN4_PM_THROTTLE_INT_EN BIT(19) 23a4b16dadSTom Zanussi #define ADF_GEN4_PM_DRV_ACTIVE BIT(20) 24a4b16dadSTom Zanussi #define ADF_GEN4_PM_INIT_STATE BIT(21) 25a4b16dadSTom Zanussi #define ADF_GEN4_PM_INT_EN_DEFAULT (ADF_GEN4_PM_IDLE_INT_EN | \ 26a4b16dadSTom Zanussi ADF_GEN4_PM_THROTTLE_INT_EN) 27a4b16dadSTom Zanussi 28a4b16dadSTom Zanussi #define ADF_GEN4_PM_THR_STS BIT(0) 29a4b16dadSTom Zanussi #define ADF_GEN4_PM_IDLE_STS BIT(1) 30a4b16dadSTom Zanussi #define ADF_GEN4_PM_FW_INT_STS BIT(2) 31a4b16dadSTom Zanussi #define ADF_GEN4_PM_INT_STS_MASK (ADF_GEN4_PM_THR_STS | \ 32a4b16dadSTom Zanussi ADF_GEN4_PM_IDLE_STS | \ 33a4b16dadSTom Zanussi ADF_GEN4_PM_FW_INT_STS) 34a4b16dadSTom Zanussi 35a4b16dadSTom Zanussi #define ADF_GEN4_PM_MSG_PENDING BIT(0) 36a4b16dadSTom Zanussi #define ADF_GEN4_PM_MSG_PAYLOAD_BIT_MASK GENMASK(28, 1) 37a4b16dadSTom Zanussi 38*0f942bdfSGiovanni Cabiddu #define ADF_GEN4_PM_DEFAULT_IDLE_FILTER (0x6) 39a4b16dadSTom Zanussi #define ADF_GEN4_PM_MAX_IDLE_FILTER (0x7) 402382b5aeSLucas Segarra Fernandez #define ADF_GEN4_PM_DEFAULT_IDLE_SUPPORT (0x1) 41a4b16dadSTom Zanussi 42a4b16dadSTom Zanussi int adf_gen4_enable_pm(struct adf_accel_dev *accel_dev); 43a4b16dadSTom Zanussi bool adf_gen4_handle_pm_interrupt(struct adf_accel_dev *accel_dev); 44a4b16dadSTom Zanussi 45a4b16dadSTom Zanussi #endif 46