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/* Copyright (c) 2008-2010, Advanced Micro Devices. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Advanced Micro Devices nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __GSL_DEVICE_H
#define __GSL_DEVICE_H
#ifdef _LINUX
#include <linux/wait.h>
#include <linux/workqueue.h>
#endif
//////////////////////////////////////////////////////////////////////////////
// types
//////////////////////////////////////////////////////////////////////////////
// --------------
// function table
// --------------
typedef struct _gsl_functable_t {
int (*device_init) (gsl_device_t *device);
int (*device_close) (gsl_device_t *device);
int (*device_destroy) (gsl_device_t *device);
int (*device_start) (gsl_device_t *device, gsl_flags_t flags);
int (*device_stop) (gsl_device_t *device);
int (*device_getproperty) (gsl_device_t *device, gsl_property_type_t type, void *value, unsigned int sizebytes);
int (*device_setproperty) (gsl_device_t *device, gsl_property_type_t type, void *value, unsigned int sizebytes);
int (*device_idle) (gsl_device_t *device, unsigned int timeout);
int (*device_regread) (gsl_device_t *device, unsigned int offsetwords, unsigned int *value);
int (*device_regwrite) (gsl_device_t *device, unsigned int offsetwords, unsigned int value);
int (*device_waitirq) (gsl_device_t *device, gsl_intrid_t intr_id, unsigned int *count, unsigned int timeout);
int (*device_waittimestamp) (gsl_device_t *device, gsl_timestamp_t timestamp, unsigned int timeout);
int (*device_runpending) (gsl_device_t *device);
int (*device_addtimestamp) (gsl_device_t *device_id, gsl_timestamp_t *timestamp);
int (*intr_isr) (gsl_device_t *device);
int (*mmu_tlbinvalidate) (gsl_device_t *device, unsigned int reg_invalidate, unsigned int pid);
int (*mmu_setpagetable) (gsl_device_t *device, unsigned int reg_ptbase, gpuaddr_t ptbase, unsigned int pid);
int (*cmdstream_issueibcmds) (gsl_device_t *device, int drawctxt_index, gpuaddr_t ibaddr, int sizedwords, gsl_timestamp_t *timestamp, gsl_flags_t flags);
int (*context_create) (gsl_device_t *device, gsl_context_type_t type, unsigned int *drawctxt_id, gsl_flags_t flags);
int (*context_destroy) (gsl_device_t *device_id, unsigned int drawctxt_id);
} gsl_functable_t;
// -------------
// device object
// -------------
struct _gsl_device_t {
unsigned int refcnt;
unsigned int callerprocess[GSL_CALLER_PROCESS_MAX]; // caller process table
gsl_functable_t ftbl;
gsl_flags_t flags;
gsl_deviceid_t id;
unsigned int chip_id;
gsl_memregion_t regspace;
gsl_intr_t intr;
gsl_memdesc_t memstore;
gsl_memqueue_t memqueue; // queue of memfrees pending timestamp elapse
#ifdef GSL_DEVICE_SHADOW_MEMSTORE_TO_USER
unsigned int memstoreshadow[GSL_CALLER_PROCESS_MAX];
#endif // GSL_DEVICE_SHADOW_MEMSTORE_TO_USER
#ifndef GSL_NO_MMU
gsl_mmu_t mmu;
#endif // GSL_NO_MMU
#ifdef GSL_BLD_YAMATO
gsl_memregion_t gmemspace;
gsl_ringbuffer_t ringbuffer;
unsigned int drawctxt_count;
gsl_drawctxt_t *drawctxt_active;
gsl_drawctxt_t drawctxt[GSL_CONTEXT_MAX];
#endif // GSL_BLD_YAMATO
#ifdef GSL_BLD_G12
unsigned int intrcnt[GSL_G12_INTR_COUNT];
gsl_timestamp_t current_timestamp;
gsl_timestamp_t timestamp;
#ifndef _LINUX
unsigned int irq_thread;
oshandle_t irq_thread_handle;
#endif
#ifdef IRQTHREAD_POLL
oshandle_t irqthread_event;
#endif
#endif // GSL_BLD_G12
#ifndef _LINUX
oshandle_t timestamp_event;
#else
wait_queue_head_t timestamp_waitq;
struct workqueue_struct *irq_workq;
struct work_struct irq_work;
#endif
void *autogate;
};
//////////////////////////////////////////////////////////////////////////////
// prototypes
//////////////////////////////////////////////////////////////////////////////
int kgsl_device_init(gsl_device_t *device, gsl_deviceid_t device_id);
int kgsl_device_close(gsl_device_t *device);
int kgsl_device_destroy(gsl_device_t *device);
int kgsl_device_attachcallback(gsl_device_t *device, unsigned int pid);
int kgsl_device_detachcallback(gsl_device_t *device, unsigned int pid);
int kgsl_device_runpending(gsl_device_t *device);
int kgsl_yamato_getfunctable(gsl_functable_t *ftbl);
int kgsl_g12_getfunctable(gsl_functable_t *ftbl);
int kgsl_clock(gsl_deviceid_t dev, int enable);
int kgsl_device_active(gsl_device_t *dev);
int kgsl_device_clock(gsl_deviceid_t id, int enable);
int kgsl_device_autogate_init(gsl_device_t *dev);
void kgsl_device_autogate_exit(gsl_device_t *dev);
#endif // __GSL_DEVICE_H
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