| /* SPDX-License-Identifier: MIT */ |
| /* |
| * Copyright © 2021 Intel Corporation |
| */ |
| |
| #ifndef _INTEL_GUC_SLPC_TYPES_H_ |
| #define _INTEL_GUC_SLPC_TYPES_H_ |
| |
| #include <linux/atomic.h> |
| #include <linux/workqueue.h> |
| #include <linux/mutex.h> |
| #include <linux/types.h> |
| |
| #define SLPC_RESET_TIMEOUT_MS 5 |
| |
| struct intel_guc_slpc { |
| struct i915_vma *vma; |
| struct slpc_shared_data *vaddr; |
| bool supported; |
| bool selected; |
| |
| /* platform frequency limits */ |
| u32 min_freq; |
| u32 rp0_freq; |
| u32 rp1_freq; |
| u32 boost_freq; |
| |
| /* frequency softlimits */ |
| u32 min_freq_softlimit; |
| u32 max_freq_softlimit; |
| |
| /* cached media ratio mode */ |
| u32 media_ratio_mode; |
| |
| /* Protects set/reset of boost freq |
| * and value of num_waiters |
| */ |
| struct mutex lock; |
| |
| struct work_struct boost_work; |
| atomic_t num_waiters; |
| u32 num_boosts; |
| }; |
| |
| #endif |
