1 /* SPDX-License-Identifier: BSD-3-Clause */ 2 /* Copyright(c) 2007-2022 Intel Corporation */ 3 /* $FreeBSD$ */ 4 #ifndef ADF_PFVF_UTILS_H 5 #define ADF_PFVF_UTILS_H 6 7 #include <linux/types.h> 8 #include "adf_pfvf_msg.h" 9 10 /* How long to wait for far side to acknowledge receipt */ 11 #define ADF_PFVF_MSG_ACK_DELAY_US 4 12 #define ADF_PFVF_MSG_ACK_MAX_DELAY_US (1 * USEC_PER_SEC) 13 14 u8 adf_pfvf_calc_blkmsg_crc(u8 const *buf, u8 buf_len); 15 16 struct pfvf_field_format { 17 u8 offset; 18 u32 mask; 19 }; 20 21 struct pfvf_csr_format { 22 struct pfvf_field_format type; 23 struct pfvf_field_format data; 24 }; 25 26 u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev, 27 struct pfvf_message msg, 28 const struct pfvf_csr_format *fmt); 29 struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev, 30 u32 raw_msg, 31 const struct pfvf_csr_format *fmt); 32 33 static inline struct resource * 34 adf_get_pmisc_base(struct adf_accel_dev *accel_dev) 35 { 36 struct adf_hw_device_data *hw_data = accel_dev->hw_device; 37 struct adf_bar *pmisc; 38 39 pmisc = &GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)]; 40 41 return pmisc->virt_addr; 42 } 43 44 #endif /* ADF_PFVF_UTILS_H */ 45