0,0 → 1,124 |
/* |
* Copyright © 2014 Intel Corporation |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the "Software"), |
* to deal in the Software without restriction, including without limitation |
* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
* and/or sell copies of the Software, and to permit persons to whom the |
* Software is furnished to do so, subject to the following conditions: |
* |
* The above copyright notice and this permission notice (including the next |
* paragraph) shall be included in all copies or substantial portions of the |
* Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
* IN THE SOFTWARE. |
* |
*/ |
#ifndef _INTEL_GUC_H_ |
#define _INTEL_GUC_H_ |
|
#include "intel_guc_fwif.h" |
#include "i915_guc_reg.h" |
|
struct i915_guc_client { |
struct drm_i915_gem_object *client_obj; |
struct intel_context *owner; |
struct intel_guc *guc; |
uint32_t priority; |
uint32_t ctx_index; |
|
uint32_t proc_desc_offset; |
uint32_t doorbell_offset; |
uint32_t cookie; |
uint16_t doorbell_id; |
uint16_t padding; /* Maintain alignment */ |
|
uint32_t wq_offset; |
uint32_t wq_size; |
|
spinlock_t wq_lock; /* Protects all data below */ |
uint32_t wq_tail; |
|
/* GuC submission statistics & status */ |
uint64_t submissions[I915_NUM_RINGS]; |
uint32_t q_fail; |
uint32_t b_fail; |
int retcode; |
}; |
|
enum intel_guc_fw_status { |
GUC_FIRMWARE_FAIL = -1, |
GUC_FIRMWARE_NONE = 0, |
GUC_FIRMWARE_PENDING, |
GUC_FIRMWARE_SUCCESS |
}; |
|
/* |
* This structure encapsulates all the data needed during the process |
* of fetching, caching, and loading the firmware image into the GuC. |
*/ |
struct intel_guc_fw { |
struct drm_device * guc_dev; |
const char * guc_fw_path; |
size_t guc_fw_size; |
struct drm_i915_gem_object * guc_fw_obj; |
enum intel_guc_fw_status guc_fw_fetch_status; |
enum intel_guc_fw_status guc_fw_load_status; |
|
uint16_t guc_fw_major_wanted; |
uint16_t guc_fw_minor_wanted; |
uint16_t guc_fw_major_found; |
uint16_t guc_fw_minor_found; |
}; |
|
struct intel_guc { |
struct intel_guc_fw guc_fw; |
|
uint32_t log_flags; |
struct drm_i915_gem_object *log_obj; |
|
struct drm_i915_gem_object *ctx_pool_obj; |
struct ida ctx_ids; |
|
struct i915_guc_client *execbuf_client; |
|
spinlock_t host2guc_lock; /* Protects all data below */ |
|
DECLARE_BITMAP(doorbell_bitmap, GUC_MAX_DOORBELLS); |
uint32_t db_cacheline; /* Cyclic counter mod pagesize */ |
|
/* Action status & statistics */ |
uint64_t action_count; /* Total commands issued */ |
uint32_t action_cmd; /* Last command word */ |
uint32_t action_status; /* Last return status */ |
uint32_t action_fail; /* Total number of failures */ |
int32_t action_err; /* Last error code */ |
|
uint64_t submissions[I915_NUM_RINGS]; |
uint32_t last_seqno[I915_NUM_RINGS]; |
}; |
|
/* intel_guc_loader.c */ |
extern void intel_guc_ucode_init(struct drm_device *dev); |
extern int intel_guc_ucode_load(struct drm_device *dev); |
extern void intel_guc_ucode_fini(struct drm_device *dev); |
extern const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status); |
extern int intel_guc_suspend(struct drm_device *dev); |
extern int intel_guc_resume(struct drm_device *dev); |
|
/* i915_guc_submission.c */ |
int i915_guc_submission_init(struct drm_device *dev); |
int i915_guc_submission_enable(struct drm_device *dev); |
int i915_guc_submit(struct i915_guc_client *client, |
struct drm_i915_gem_request *rq); |
void i915_guc_submission_disable(struct drm_device *dev); |
void i915_guc_submission_fini(struct drm_device *dev); |
|
#endif |