| /* SPDX-License-Identifier: MIT */ |
| /* |
| * Copyright © 2022 Intel Corporation |
| */ |
| |
| #ifndef _XE_GUC_PC_TYPES_H_ |
| #define _XE_GUC_PC_TYPES_H_ |
| |
| #include <linux/mutex.h> |
| #include <linux/types.h> |
| |
| /** |
| * struct xe_guc_pc - GuC Power Conservation (PC) |
| */ |
| struct xe_guc_pc { |
| /** @bo: GGTT buffer object that is shared with GuC PC */ |
| struct xe_bo *bo; |
| /** @rp0_freq: HW RP0 frequency - The Maximum one */ |
| u32 rp0_freq; |
| /** @rpe_freq: HW RPe frequency - The Efficient one */ |
| u32 rpe_freq; |
| /** @rpn_freq: HW RPN frequency - The Minimum one */ |
| u32 rpn_freq; |
| /** @user_requested_min: Stash the minimum requested freq by user */ |
| u32 user_requested_min; |
| /** @user_requested_max: Stash the maximum requested freq by user */ |
| u32 user_requested_max; |
| /** @freq_lock: Let's protect the frequencies */ |
| struct mutex freq_lock; |
| /** @freq_ready: Only handle freq changes, if they are really ready */ |
| bool freq_ready; |
| }; |
| |
| #endif /* _XE_GUC_PC_TYPES_H_ */ |