You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
156 lines
5.1 KiB
156 lines
5.1 KiB
/* Copyright (c) 2002,2007-2019, The Linux Foundation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 and
|
|
* only version 2 as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
*/
|
|
#ifndef __ADRENO_DRAWCTXT_H
|
|
#define __ADRENO_DRAWCTXT_H
|
|
|
|
struct adreno_context_type {
|
|
unsigned int type;
|
|
const char *str;
|
|
};
|
|
|
|
#define ADRENO_CONTEXT_DRAWQUEUE_SIZE 128
|
|
#define SUBMIT_RETIRE_TICKS_SIZE 7
|
|
|
|
struct kgsl_device;
|
|
struct adreno_device;
|
|
struct kgsl_device_private;
|
|
struct kgsl_context;
|
|
|
|
/**
|
|
* struct adreno_context - Adreno GPU draw context
|
|
* @timestamp: Last issued context-specific timestamp
|
|
* @internal_timestamp: Global timestamp of the last issued command
|
|
* NOTE: guarded by device->mutex, not drawctxt->mutex!
|
|
* @type: Context type (GL, CL, RS)
|
|
* @mutex: Mutex to protect the drawqueue
|
|
* @drawqueue: Queue of drawobjs waiting to be dispatched for this
|
|
* context
|
|
* @drawqueue_head: Head of the drawqueue queue
|
|
* @drawqueue_tail: Tail of the drawqueue queue
|
|
* @pending: Priority list node for the dispatcher list of pending contexts
|
|
* @wq: Workqueue structure for contexts to sleep pending room in the queue
|
|
* @waiting: Workqueue structure for contexts waiting for a timestamp or event
|
|
* @timeout: Workqueue structure for contexts waiting to invalidate
|
|
* @queued: Number of commands queued in the drawqueue
|
|
* @fault_policy: GFT fault policy set in _skip_cmd();
|
|
* @debug_root: debugfs entry for this context.
|
|
* @queued_timestamp: The last timestamp that was queued on this context
|
|
* @rb: The ringbuffer in which this context submits commands.
|
|
* @submitted_timestamp: The last timestamp that was submitted for this context
|
|
* @submit_retire_ticks: Array to hold command obj execution times from submit
|
|
* to retire
|
|
* @ticks_index: The index into submit_retire_ticks[] where the new delta will
|
|
* be written.
|
|
* @active_node: Linkage for nodes in active_list
|
|
* @active_time: Time when this context last seen
|
|
*/
|
|
struct adreno_context {
|
|
struct kgsl_context base;
|
|
unsigned int timestamp;
|
|
unsigned int internal_timestamp;
|
|
unsigned int type;
|
|
spinlock_t lock;
|
|
|
|
/* Dispatcher */
|
|
struct kgsl_drawobj *drawqueue[ADRENO_CONTEXT_DRAWQUEUE_SIZE];
|
|
unsigned int drawqueue_head;
|
|
unsigned int drawqueue_tail;
|
|
|
|
struct plist_node pending;
|
|
wait_queue_head_t wq;
|
|
wait_queue_head_t waiting;
|
|
wait_queue_head_t timeout;
|
|
|
|
int queued;
|
|
unsigned int fault_policy;
|
|
struct dentry *debug_root;
|
|
unsigned int queued_timestamp;
|
|
struct adreno_ringbuffer *rb;
|
|
unsigned int submitted_timestamp;
|
|
uint64_t submit_retire_ticks[SUBMIT_RETIRE_TICKS_SIZE];
|
|
int ticks_index;
|
|
|
|
struct list_head active_node;
|
|
unsigned long active_time;
|
|
};
|
|
|
|
/* Flag definitions for flag field in adreno_context */
|
|
|
|
/**
|
|
* enum adreno_context_priv - Private flags for an adreno draw context
|
|
* @ADRENO_CONTEXT_FAULT - set if the context has faulted (and recovered)
|
|
* @ADRENO_CONTEXT_GPU_HANG - Context has caused a GPU hang
|
|
* @ADRENO_CONTEXT_GPU_HANG_FT - Context has caused a GPU hang
|
|
* and fault tolerance was successful
|
|
* @ADRENO_CONTEXT_SKIP_EOF - Context skip IBs until the next end of frame
|
|
* marker.
|
|
* @ADRENO_CONTEXT_FORCE_PREAMBLE - Force the preamble for the next submission.
|
|
* @ADRENO_CONTEXT_SKIP_CMD - Context's drawobj's skipped during
|
|
fault tolerance.
|
|
* @ADRENO_CONTEXT_FENCE_LOG - Dump fences on this context.
|
|
*/
|
|
enum adreno_context_priv {
|
|
ADRENO_CONTEXT_FAULT = KGSL_CONTEXT_PRIV_DEVICE_SPECIFIC,
|
|
ADRENO_CONTEXT_GPU_HANG,
|
|
ADRENO_CONTEXT_GPU_HANG_FT,
|
|
ADRENO_CONTEXT_SKIP_EOF,
|
|
ADRENO_CONTEXT_FORCE_PREAMBLE,
|
|
ADRENO_CONTEXT_SKIP_CMD,
|
|
ADRENO_CONTEXT_FENCE_LOG,
|
|
};
|
|
|
|
/* Flags for adreno_drawctxt_switch() */
|
|
#define ADRENO_CONTEXT_SWITCH_FORCE_GPU BIT(0)
|
|
|
|
struct kgsl_context *adreno_drawctxt_create(
|
|
struct kgsl_device_private *dev_priv,
|
|
uint32_t *flags);
|
|
|
|
void adreno_drawctxt_detach(struct kgsl_context *context);
|
|
|
|
void adreno_drawctxt_destroy(struct kgsl_context *context);
|
|
|
|
void adreno_drawctxt_sched(struct kgsl_device *device,
|
|
struct kgsl_context *context);
|
|
|
|
struct adreno_ringbuffer;
|
|
int adreno_drawctxt_switch(struct adreno_device *adreno_dev,
|
|
struct adreno_ringbuffer *rb,
|
|
struct adreno_context *drawctxt,
|
|
unsigned int flags);
|
|
|
|
int adreno_drawctxt_wait(struct adreno_device *adreno_dev,
|
|
struct kgsl_context *context,
|
|
uint32_t timestamp, unsigned int timeout);
|
|
|
|
void adreno_drawctxt_invalidate(struct kgsl_device *device,
|
|
struct kgsl_context *context);
|
|
|
|
void adreno_drawctxt_dump(struct kgsl_device *device,
|
|
struct kgsl_context *context);
|
|
|
|
static struct adreno_context_type ctxt_type_table[] = {KGSL_CONTEXT_TYPES};
|
|
|
|
static inline const char *get_api_type_str(unsigned int type)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(ctxt_type_table); i++) {
|
|
if (ctxt_type_table[i].type == type)
|
|
return ctxt_type_table[i].str;
|
|
}
|
|
return "UNKNOWN";
|
|
}
|
|
|
|
bool adreno_drawctxt_has_secure(struct kgsl_device *device);
|
|
#endif /* __ADRENO_DRAWCTXT_H */
|
|
|