1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2025 Intel Corporation */
37 	hw_data = accel_dev->hw_device;  in adf_clock_read_frequency()
39 	error = sysctl_handle_int(oidp, &hw_data->clock_frequency, 0, req);  in adf_clock_read_frequency()
40 	if (error || !req->newptr)  in adf_clock_read_frequency()
54 	    device_get_sysctl_ctx(accel_dev->accel_pci_dev.pci_dev);  in adf_clock_debugfs_add()
56 	    device_get_sysctl_tree(accel_dev->accel_pci_dev.pci_dev);  in adf_clock_debugfs_add()
73  * adf_dev_measure_clock() -- Measure the CPM clock frequency
149 	temp = (timestamp2 - timestamp1) * ME_CLK_DIVIDER * 10 + (delta_us / 2);  in measure_clock()
157  * adf_dev_measure_clock() -- Measure the CPM clock frequency
160  * @min: Minimum expected frequency
168 		      u32 min,  in adf_dev_measure_clock()  argument
172 	u32 freq;  in adf_dev_measure_clock()  local
174 	ret = measure_clock(accel_dev, &freq);  in adf_dev_measure_clock()
178 	if (freq < min) {  in adf_dev_measure_clock()
181 			      freq,  in adf_dev_measure_clock()
182 			      min);  in adf_dev_measure_clock()
183 		freq = min;  in adf_dev_measure_clock()
184 	} else if (freq > max) {  in adf_dev_measure_clock()
187 			      freq,  in adf_dev_measure_clock()
189 		freq = max;  in adf_dev_measure_clock()
191 	*frequency = freq;  in adf_dev_measure_clock()
198 	return (uint64_t)(ts->tv_sec * (1000)) + (ts->tv_nsec / NSEC_PER_MSEC);  in timespec_to_ms()