blob: 92e7ebcec228f6d1f370a5c38f347338a60618fe [file] [log] [blame]
/****************************************************************************
*
* The MIT License (MIT)
*
* Copyright (c) 2014 - 2016 Vivante 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 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.
*
*****************************************************************************
*
* The GPL License (GPL)
*
* Copyright (C) 2014 - 2016 Vivante Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*****************************************************************************
*
* Note: This software is released under dual MIT and GPL licenses. A
* recipient may use this file under the terms of either the MIT license or
* GPL License. If you wish to use only one license not the other, you can
* indicate your decision by deleting one of the above license notices in your
* version of this file.
*
*****************************************************************************/
#include "gc_hal_kernel_linux.h"
#include <linux/pagemap.h>
#include <linux/seq_file.h>
#include <linux/mman.h>
#include <linux/slab.h>
#define _GC_OBJ_ZONE gcvZONE_DEVICE
#define DEBUG_FILE "galcore_trace"
#define PARENT_FILE "gpu"
#define gcdDEBUG_FS_WARN "Experimental debug entry, may be removed in future release, do NOT rely on it!\n"
#ifdef FLAREON
static struct dove_gpio_irq_handler gc500_handle;
#endif
/******************************************************************************\
******************************** Debugfs Support *******************************
\******************************************************************************/
/******************************************************************************\
***************************** DEBUG SHOW FUNCTIONS *****************************
\******************************************************************************/
int gc_info_show(struct seq_file* m, void* data)
{
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
int i = 0;
gceCHIPMODEL chipModel;
gctUINT32 chipRevision;
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
if (device->irqLines[i] != -1)
{
#if gcdENABLE_VG
if (i == gcvCORE_VG)
{
chipModel = device->kernels[i]->vg->hardware->chipModel;
chipRevision = device->kernels[i]->vg->hardware->chipRevision;
}
else
#endif
{
chipModel = device->kernels[i]->hardware->identity.chipModel;
chipRevision = device->kernels[i]->hardware->identity.chipRevision;
}
seq_printf(m, "gpu : %d\n", i);
seq_printf(m, "model : %4x\n", chipModel);
seq_printf(m, "revision : %4x\n", chipRevision);
seq_printf(m, "\n");
}
}
return 0;
}
int gc_clients_show(struct seq_file* m, void* data)
{
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
gckKERNEL kernel = _GetValidKernel(device);
gcsDATABASE_PTR database;
gctINT i, pid;
gctUINT8 name[24];
seq_printf(m, "%-8s%s\n", "PID", "NAME");
seq_printf(m, "------------------------\n");
/* Acquire the database mutex. */
gcmkVERIFY_OK(
gckOS_AcquireMutex(kernel->os, kernel->db->dbMutex, gcvINFINITE));
/* Walk the databases. */
for (i = 0; i < gcmCOUNTOF(kernel->db->db); ++i)
{
for (database = kernel->db->db[i];
database != gcvNULL;
database = database->next)
{
pid = database->processID;
gcmkVERIFY_OK(gckOS_ZeroMemory(name, gcmSIZEOF(name)));
gcmkVERIFY_OK(gckOS_GetProcessNameByPid(pid, gcmSIZEOF(name), name));
seq_printf(m, "%-8d%s\n", pid, name);
}
}
/* Release the database mutex. */
gcmkVERIFY_OK(gckOS_ReleaseMutex(kernel->os, kernel->db->dbMutex));
/* Success. */
return 0;
}
static void
_CounterAdd(
gcsDATABASE_COUNTERS * Dest,
gcsDATABASE_COUNTERS * Src
)
{
Dest->bytes += Src->bytes;
Dest->maxBytes += Src->maxBytes;
Dest->totalBytes += Src->totalBytes;
}
static void
_CounterPrint(
gcsDATABASE_COUNTERS * Counter,
gctCONST_STRING Name,
struct seq_file* m
)
{
seq_printf(m, " %s:\n", Name);
seq_printf(m, " Used : %10llu B\n", Counter->bytes);
}
int gc_meminfo_show(struct seq_file* m, void* data)
{
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
gckKERNEL kernel = _GetValidKernel(device);
gckVIDMEM memory;
gceSTATUS status;
gcsDATABASE_PTR database;
gctUINT32 i;
gctUINT32 free = 0, used = 0, total = 0;
gcsDATABASE_COUNTERS contiguousCounter = {0, 0, 0};
gcsDATABASE_COUNTERS virtualCounter = {0, 0, 0};
gcsDATABASE_COUNTERS nonPagedCounter = {0, 0, 0};
status = gckKERNEL_GetVideoMemoryPool(kernel, gcvPOOL_SYSTEM, &memory);
if (gcmIS_SUCCESS(status))
{
gcmkVERIFY_OK(
gckOS_AcquireMutex(memory->os, memory->mutex, gcvINFINITE));
free = memory->freeBytes;
used = memory->bytes - memory->freeBytes;
total = memory->bytes;
gcmkVERIFY_OK(gckOS_ReleaseMutex(memory->os, memory->mutex));
}
seq_printf(m, "VIDEO MEMORY:\n");
seq_printf(m, " gcvPOOL_SYSTEM:\n");
seq_printf(m, " Free : %10u B\n", free);
seq_printf(m, " Used : %10u B\n", used);
seq_printf(m, " Total : %10u B\n", total);
/* Acquire the database mutex. */
gcmkVERIFY_OK(
gckOS_AcquireMutex(kernel->os, kernel->db->dbMutex, gcvINFINITE));
/* Walk the databases. */
for (i = 0; i < gcmCOUNTOF(kernel->db->db); ++i)
{
for (database = kernel->db->db[i];
database != gcvNULL;
database = database->next)
{
gcsDATABASE_COUNTERS * counter = &database->vidMemPool[gcvPOOL_CONTIGUOUS];
_CounterAdd(&contiguousCounter, counter);
counter = &database->vidMemPool[gcvPOOL_VIRTUAL];
_CounterAdd(&virtualCounter, counter);
counter = &database->nonPaged;
_CounterAdd(&nonPagedCounter, counter);
}
}
/* Release the database mutex. */
gcmkVERIFY_OK(gckOS_ReleaseMutex(kernel->os, kernel->db->dbMutex));
_CounterPrint(&contiguousCounter, "gcvPOOL_CONTIGUOUS", m);
_CounterPrint(&virtualCounter, "gcvPOOL_VIRTUAL", m);
seq_printf(m, "\n");
seq_printf(m, "NON PAGED MEMORY:\n");
seq_printf(m, " Used : %10llu B\n", nonPagedCounter.bytes);
return 0;
}
static int
_ShowRecord(
IN struct seq_file *file,
IN gcsDATABASE_RECORD_PTR record
)
{
seq_printf(file, "%4d%8d%16p%16p%16zu\n",
record->type,
record->kernel->core,
record->data,
record->physical,
record->bytes
);
return 0;
}
static int
_ShowRecords(
IN struct seq_file *File,
IN gcsDATABASE_PTR Database
)
{
gctUINT i;
seq_printf(File, "Records:\n");
seq_printf(File, "%s%8s%16s%16s%16s\n",
"Type", "GPU", "Data", "Physical", "Bytes");
for (i = 0; i < gcmCOUNTOF(Database->list); i++)
{
gcsDATABASE_RECORD_PTR record = Database->list[i];
while (record != NULL)
{
_ShowRecord(File, record);
record = record->next;
}
}
return 0;
}
void
_ShowCounters(
struct seq_file *File,
gcsDATABASE_PTR Database
);
static void
_ShowProcess(
IN struct seq_file *File,
IN gcsDATABASE_PTR Database
)
{
gctINT pid;
gctUINT8 name[24];
/* Process ID and name */
pid = Database->processID;
gcmkVERIFY_OK(gckOS_ZeroMemory(name, gcmSIZEOF(name)));
gcmkVERIFY_OK(gckOS_GetProcessNameByPid(pid, gcmSIZEOF(name), name));
seq_printf(File, "--------------------------------------------------------------------------------\n");
seq_printf(File, "Process: %-8d %s\n", pid, name);
/* Detailed records */
_ShowRecords(File, Database);
seq_printf(File, "Counters:\n");
_ShowCounters(File, Database);
}
static void
_ShowProcesses(
IN struct seq_file * file,
IN gckKERNEL Kernel
)
{
gcsDATABASE_PTR database;
gctINT i;
static gctUINT64 idleTime = 0;
/* Acquire the database mutex. */
gcmkVERIFY_OK(
gckOS_AcquireMutex(Kernel->os, Kernel->db->dbMutex, gcvINFINITE));
if (Kernel->db->idleTime)
{
/* Record idle time if DB upated. */
idleTime = Kernel->db->idleTime;
Kernel->db->idleTime = 0;
}
/* Idle time since last call */
seq_printf(file, "GPU Idle: %llu ns\n", idleTime);
/* Walk the databases. */
for (i = 0; i < gcmCOUNTOF(Kernel->db->db); ++i)
{
for (database = Kernel->db->db[i];
database != gcvNULL;
database = database->next)
{
_ShowProcess(file, database);
}
}
/* Release the database mutex. */
gcmkVERIFY_OK(gckOS_ReleaseMutex(Kernel->os, Kernel->db->dbMutex));
}
static int
gc_db_show(struct seq_file *m, void *data)
{
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
gckKERNEL kernel = _GetValidKernel(device);
_ShowProcesses(m, kernel);
return 0 ;
}
static int
gc_version_show(struct seq_file *m, void *data)
{
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
gcsPLATFORM * platform = device->platform;
gctCONST_STRING name;
seq_printf(m, "%s built at %s\n", gcvVERSION_STRING, HOST);
if (platform->ops->name)
{
platform->ops->name(platform, &name);
seq_printf(m, "Platform path: %s\n", name);
}
else
{
seq_printf(m, "Code path: %s\n", __FILE__);
}
return 0 ;
}
/*******************************************************************************
**
** Show PM state timer.
**
** Entry is called as 'idle' for compatible reason, it shows more information
** than idle actually.
**
** Start: Start time of this counting period.
** End: End time of this counting peroid.
** On: Time GPU stays in gcvPOWER_0N.
** Off: Time GPU stays in gcvPOWER_0FF.
** Idle: Time GPU stays in gcvPOWER_IDLE.
** Suspend: Time GPU stays in gcvPOWER_SUSPEND.
*/
static int
gc_idle_show(struct seq_file *m, void *data)
{
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
gckKERNEL kernel = _GetValidKernel(device);
gctUINT64 start;
gctUINT64 end;
gctUINT64 on;
gctUINT64 off;
gctUINT64 idle;
gctUINT64 suspend;
gckHARDWARE_QueryStateTimer(kernel->hardware, &start, &end, &on, &off, &idle, &suspend);
/* Idle time since last call */
seq_printf(m, "Start: %llu ns\n", start);
seq_printf(m, "End: %llu ns\n", end);
seq_printf(m, "On: %llu ns\n", on);
seq_printf(m, "Off: %llu ns\n", off);
seq_printf(m, "Idle: %llu ns\n", idle);
seq_printf(m, "Suspend: %llu ns\n", suspend);
return 0 ;
}
extern void
_DumpState(
IN gckKERNEL Kernel
);
static int
gc_dump_trigger_show(struct seq_file *m, void *data)
{
#if gcdENABLE_3D || gcdENABLE_2D
gcsINFO_NODE *node = m->private;
gckGALDEVICE device = node->device;
gckKERNEL kernel = _GetValidKernel(device);
#endif
seq_printf(m, gcdDEBUG_FS_WARN);
#if gcdENABLE_3D || gcdENABLE_2D
seq_printf(m, "Get dump from /proc/kmsg or /sys/kernel/debug/gc/galcore_trace\n");
if (kernel->hardware->powerManagement == gcvFALSE)
{
_DumpState(kernel);
}
#endif
return 0;
}
static gcsINFO InfoList[] =
{
{"info", gc_info_show},
{"clients", gc_clients_show},
{"meminfo", gc_meminfo_show},
{"idle", gc_idle_show},
{"database", gc_db_show},
{"version", gc_version_show},
{"dump_trigger", gc_dump_trigger_show},
};
static gceSTATUS
_DebugfsInit(
IN gckGALDEVICE Device
)
{
gceSTATUS status;
gckDEBUGFS_DIR dir = &Device->debugfsDir;
gcmkONERROR(gckDEBUGFS_DIR_Init(dir, gcvNULL, "gc"));
gcmkONERROR(gckDEBUGFS_DIR_CreateFiles(dir, InfoList, gcmCOUNTOF(InfoList), Device));
return gcvSTATUS_OK;
OnError:
return status;
}
static void
_DebugfsCleanup(
IN gckGALDEVICE Device
)
{
gckDEBUGFS_DIR dir = &Device->debugfsDir;
if (Device->debugfsDir.root)
{
gcmkVERIFY_OK(gckDEBUGFS_DIR_RemoveFiles(dir, InfoList, gcmCOUNTOF(InfoList)));
gckDEBUGFS_DIR_Deinit(dir);
}
}
/******************************************************************************\
*************************** Memory Allocation Wrappers *************************
\******************************************************************************/
static gceSTATUS
_AllocateMemory(
IN gckGALDEVICE Device,
IN gctSIZE_T Bytes,
OUT gctPOINTER *Logical,
OUT gctPHYS_ADDR *Physical,
OUT gctUINT32 *PhysAddr
)
{
gceSTATUS status;
gcmkHEADER_ARG("Device=0x%x Bytes=%lu", Device, Bytes);
gcmkVERIFY_ARGUMENT(Device != NULL);
gcmkVERIFY_ARGUMENT(Logical != NULL);
gcmkVERIFY_ARGUMENT(Physical != NULL);
gcmkVERIFY_ARGUMENT(PhysAddr != NULL);
gcmkONERROR(gckOS_AllocateContiguous(
Device->os, gcvFALSE, &Bytes, Physical, Logical
));
*PhysAddr = ((PLINUX_MDL)*Physical)->dmaHandle;
/* Success. */
gcmkFOOTER_ARG(
"*Logical=0x%x *Physical=0x%x *PhysAddr=0x%08x",
*Logical, *Physical, *PhysAddr
);
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}
static gceSTATUS
_FreeMemory(
IN gckGALDEVICE Device,
IN gctPOINTER Logical,
IN gctPHYS_ADDR Physical)
{
gceSTATUS status;
gcmkHEADER_ARG("Device=0x%x Logical=0x%x Physical=0x%x",
Device, Logical, Physical);
gcmkVERIFY_ARGUMENT(Device != NULL);
status = gckOS_FreeContiguous(
Device->os, Physical, Logical,
((PLINUX_MDL) Physical)->numPages * PAGE_SIZE
);
gcmkFOOTER();
return status;
}
/******************************************************************************\
******************************* Interrupt Handler ******************************
\******************************************************************************/
#if gcdMULTI_GPU
static irqreturn_t isrRoutine3D0(int irq, void *ctxt)
{
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Call kernel interrupt notification. */
status = gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR],
gcvCORE_3D_0_ID,
gcvNOTIFY_INTERRUPT,
gcvTRUE);
if (gcmIS_SUCCESS(status))
{
/* Wake up the threadRoutine to process events. */
device->dataReady3D[gcvCORE_3D_0_ID] = gcvTRUE;
wake_up_interruptible(&device->intrWaitQueue3D[gcvCORE_3D_0_ID]);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int threadRoutine3D0(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
/* Sleep until being awaken by the interrupt handler. */
wait_event_interruptible(device->intrWaitQueue3D[gcvCORE_3D_0_ID],
device->dataReady3D[gcvCORE_3D_0_ID] == gcvTRUE);
device->dataReady3D[gcvCORE_3D_0_ID] = gcvFALSE;
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR],
gcvCORE_3D_0_ID,
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
#if gcdMULTI_GPU > 1
static irqreturn_t isrRoutine3D1(int irq, void *ctxt)
{
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Call kernel interrupt notification. */
status = gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR],
gcvCORE_3D_1_ID,
gcvNOTIFY_INTERRUPT,
gcvTRUE);
if (gcmIS_SUCCESS(status))
{
/* Wake up the worker thread to process events. */
device->dataReady3D[gcvCORE_3D_1_ID] = gcvTRUE;
wake_up_interruptible(&device->intrWaitQueue3D[gcvCORE_3D_1_ID]);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int threadRoutine3D1(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
/* Sleep until being awaken by the interrupt handler. */
wait_event_interruptible(device->intrWaitQueue3D[gcvCORE_3D_1_ID],
device->dataReady3D[gcvCORE_3D_1_ID] == gcvTRUE);
device->dataReady3D[gcvCORE_3D_1_ID] = gcvFALSE;
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR],
gcvCORE_3D_1_ID,
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
#endif
#elif gcdMULTI_GPU_AFFINITY
static irqreturn_t isrRoutine3D0(int irq, void *ctxt)
{
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Call kernel interrupt notification. */
status = gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR], gcvNOTIFY_INTERRUPT, gcvTRUE);
if (gcmIS_SUCCESS(status))
{
up(&device->semas[gcvCORE_MAJOR]);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int threadRoutine3D0(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
static int down;
down = down_interruptible(&device->semas[gcvCORE_MAJOR]);
if (down); /*To make gcc 4.6 happye*/
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR],
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
static irqreturn_t isrRoutine3D1(int irq, void *ctxt)
{
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Call kernel interrupt notification. */
status = gckKERNEL_Notify(device->kernels[gcvCORE_OCL], gcvNOTIFY_INTERRUPT, gcvTRUE);
if (gcmIS_SUCCESS(status))
{
up(&device->semas[gcvCORE_OCL]);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int threadRoutine3D1(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
static int down;
down = down_interruptible(&device->semas[gcvCORE_OCL]);
if (down); /*To make gcc 4.6 happye*/
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_OCL],
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
#else
static irqreturn_t isrRoutine(int irq, void *ctxt)
{
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Call kernel interrupt notification. */
status = gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR], gcvNOTIFY_INTERRUPT, gcvTRUE);
if (gcmIS_SUCCESS(status))
{
up(&device->semas[gcvCORE_MAJOR]);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int threadRoutine(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
static int down;
down = down_interruptible(&device->semas[gcvCORE_MAJOR]);
if (down); /*To make gcc 4.6 happye*/
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_MAJOR],
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
#endif
static irqreturn_t isrRoutine2D(int irq, void *ctxt)
{
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Call kernel interrupt notification. */
status = gckKERNEL_Notify(device->kernels[gcvCORE_2D],
#if gcdMULTI_GPU
0,
#endif
gcvNOTIFY_INTERRUPT,
gcvTRUE);
if (gcmIS_SUCCESS(status))
{
up(&device->semas[gcvCORE_2D]);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
static int threadRoutine2D(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
static int down;
down = down_interruptible(&device->semas[gcvCORE_2D]);
if (down); /*To make gcc 4.6 happye*/
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_2D],
#if gcdMULTI_GPU
0,
#endif
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
static irqreturn_t isrRoutineVG(int irq, void *ctxt)
{
#if gcdENABLE_VG
gceSTATUS status;
gckGALDEVICE device;
device = (gckGALDEVICE) ctxt;
/* Serve the interrupt. */
status = gckVGINTERRUPT_Enque(device->kernels[gcvCORE_VG]->vg->interrupt);
/* Determine the return value. */
return (status == gcvSTATUS_NOT_OUR_INTERRUPT)
? IRQ_RETVAL(0)
: IRQ_RETVAL(1);
#else
return IRQ_NONE;
#endif
}
static int threadRoutineVG(void *ctxt)
{
gckGALDEVICE device = (gckGALDEVICE) ctxt;
gcmkTRACE_ZONE(gcvLEVEL_INFO, gcvZONE_DRIVER,
"Starting isr Thread with extension=%p",
device);
for (;;)
{
static int down;
down = down_interruptible(&device->semas[gcvCORE_VG]);
if (down); /*To make gcc 4.6 happye*/
if (device->killThread == gcvTRUE)
{
/* The daemon exits. */
while (!kthread_should_stop())
{
gckOS_Delay(device->os, 1);
}
return 0;
}
gckKERNEL_Notify(device->kernels[gcvCORE_VG],
#if gcdMULTI_GPU
0,
#endif
gcvNOTIFY_INTERRUPT,
gcvFALSE);
}
}
/******************************************************************************\
******************************* gckGALDEVICE Code ******************************
\******************************************************************************/
/*******************************************************************************
**
** gckGALDEVICE_Construct
**
** Constructor.
**
** INPUT:
**
** OUTPUT:
**
** gckGALDEVICE * Device
** Pointer to a variable receiving the gckGALDEVICE object pointer on
** success.
*/
gceSTATUS
gckGALDEVICE_Construct(
#if gcdMULTI_GPU || gcdMULTI_GPU_AFFINITY
IN gctINT IrqLine3D0,
IN gctUINT32 RegisterMemBase3D0,
IN gctSIZE_T RegisterMemSize3D0,
IN gctINT IrqLine3D1,
IN gctUINT32 RegisterMemBase3D1,
IN gctSIZE_T RegisterMemSize3D1,
#else
IN gctINT IrqLine,
IN gctUINT32 RegisterMemBase,
IN gctSIZE_T RegisterMemSize,
#endif
IN gctINT IrqLine2D,
IN gctUINT32 RegisterMemBase2D,
IN gctSIZE_T RegisterMemSize2D,
IN gctINT IrqLineVG,
IN gctUINT32 RegisterMemBaseVG,
IN gctSIZE_T RegisterMemSizeVG,
IN gctUINT32 ContiguousBase,
IN gctSIZE_T ContiguousSize,
IN gctSIZE_T BankSize,
IN gctINT FastClear,
IN gctINT Compression,
IN gctUINT32 PhysBaseAddr,
IN gctUINT32 PhysSize,
IN gctINT Signal,
IN gctUINT LogFileSize,
IN gctINT PowerManagement,
IN gctINT GpuProfiler,
IN gcsDEVICE_CONSTRUCT_ARGS * Args,
OUT gckGALDEVICE *Device
)
{
gctUINT32 internalBaseAddress = 0, internalAlignment = 0;
gctUINT32 externalBaseAddress = 0, externalAlignment = 0;
gctUINT32 horizontalTileSize, verticalTileSize;
struct resource* mem_region;
gctUINT32 physAddr;
gctUINT32 physical;
gckGALDEVICE device;
gceSTATUS status;
gctINT32 i;
#if gcdMULTI_GPU
gctINT32 j;
#endif
gceHARDWARE_TYPE type;
gckDB sharedDB = gcvNULL;
gckKERNEL kernel = gcvNULL;
#if gcdMULTI_GPU || gcdMULTI_GPU_AFFINITY
gcmkHEADER_ARG("IrqLine3D0=%d RegisterMemBase3D0=0x%08x RegisterMemSize3D0=%u "
"IrqLine2D=%d RegisterMemBase2D=0x%08x RegisterMemSize2D=%u "
"IrqLineVG=%d RegisterMemBaseVG=0x%08x RegisterMemSizeVG=%u "
"ContiguousBase=0x%08x ContiguousSize=%lu BankSize=%lu "
"FastClear=%d Compression=%d PhysBaseAddr=0x%x PhysSize=%d Signal=%d",
IrqLine3D0, RegisterMemBase3D0, RegisterMemSize3D0,
IrqLine2D, RegisterMemBase2D, RegisterMemSize2D,
IrqLineVG, RegisterMemBaseVG, RegisterMemSizeVG,
ContiguousBase, ContiguousSize, BankSize, FastClear, Compression,
PhysBaseAddr, PhysSize, Signal);
#else
gcmkHEADER_ARG("IrqLine=%d RegisterMemBase=0x%08x RegisterMemSize=%u "
"IrqLine2D=%d RegisterMemBase2D=0x%08x RegisterMemSize2D=%u "
"IrqLineVG=%d RegisterMemBaseVG=0x%08x RegisterMemSizeVG=%u "
"ContiguousBase=0x%08x ContiguousSize=%lu BankSize=%lu "
"FastClear=%d Compression=%d PhysBaseAddr=0x%x PhysSize=%d Signal=%d",
IrqLine, RegisterMemBase, RegisterMemSize,
IrqLine2D, RegisterMemBase2D, RegisterMemSize2D,
IrqLineVG, RegisterMemBaseVG, RegisterMemSizeVG,
ContiguousBase, ContiguousSize, BankSize, FastClear, Compression,
PhysBaseAddr, PhysSize, Signal);
#endif
#if gcdDISABLE_CORES_2D3D
IrqLine = -1;
IrqLine2D = -1;
#endif
/* Allocate device structure. */
device = kmalloc(sizeof(struct _gckGALDEVICE), GFP_KERNEL | __GFP_NOWARN);
if (!device)
{
gcmkONERROR(gcvSTATUS_OUT_OF_MEMORY);
}
memset(device, 0, sizeof(struct _gckGALDEVICE));
device->dbgNode = gcvNULL;
device->platform = Args->platform;
/* set up the contiguous memory */
device->contiguousSize = ContiguousSize;
gcmkONERROR(_DebugfsInit(device));
if (gckDEBUGFS_CreateNode(
device, LogFileSize, device->debugfsDir.root ,DEBUG_FILE, &(device->dbgNode)))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Failed to create the debug file system %s/%s \n",
__FUNCTION__, __LINE__,
PARENT_FILE, DEBUG_FILE
);
}
else if (LogFileSize)
{
gckDEBUGFS_SetCurrentNode(device->dbgNode);
}
#if gcdMULTI_GPU
if (IrqLine3D0 != -1)
{
device->requestedRegisterMemBase3D[gcvCORE_3D_0_ID] = RegisterMemBase3D0;
device->requestedRegisterMemSize3D[gcvCORE_3D_0_ID] = RegisterMemSize3D0;
}
if (IrqLine3D1 != -1)
{
device->requestedRegisterMemBase3D[gcvCORE_3D_1_ID] = RegisterMemBase3D1;
device->requestedRegisterMemSize3D[gcvCORE_3D_1_ID] = RegisterMemSize3D1;
}
#elif gcdMULTI_GPU_AFFINITY
if (IrqLine3D0 != -1)
{
device->requestedRegisterMemBases[gcvCORE_MAJOR] = RegisterMemBase3D0;
device->requestedRegisterMemSizes[gcvCORE_MAJOR] = RegisterMemSize3D0;
}
if (IrqLine3D1 != -1)
{
device->requestedRegisterMemBases[gcvCORE_OCL] = RegisterMemBase3D1;
device->requestedRegisterMemSizes[gcvCORE_OCL] = RegisterMemSize3D1;
}
#else
if (IrqLine != -1)
{
device->requestedRegisterMemBases[gcvCORE_MAJOR] = RegisterMemBase;
device->requestedRegisterMemSizes[gcvCORE_MAJOR] = RegisterMemSize;
}
#endif
if (IrqLine2D != -1)
{
device->requestedRegisterMemBases[gcvCORE_2D] = RegisterMemBase2D;
device->requestedRegisterMemSizes[gcvCORE_2D] = RegisterMemSize2D;
}
if (IrqLineVG != -1)
{
device->requestedRegisterMemBases[gcvCORE_VG] = RegisterMemBaseVG;
device->requestedRegisterMemSizes[gcvCORE_VG] = RegisterMemSizeVG;
}
#if gcdENABLE_DEC_COMPRESSION
{
device->requestedRegisterMemBases[gcvCORE_DEC] = Args->registerMemBaseDEC300;
device->requestedRegisterMemSizes[gcvCORE_DEC] = Args->registerMemSizeDEC300;
}
#endif
device->requestedContiguousBase = 0;
device->requestedContiguousSize = 0;
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
#if gcdMULTI_GPU
if (i == gcvCORE_MAJOR)
{
for (j = 0; j < gcdMULTI_GPU; j++)
{
physical = device->requestedRegisterMemBase3D[j];
/* Set up register memory region. */
if (physical != 0)
{
mem_region = request_mem_region(physical,
device->requestedRegisterMemSize3D[j],
"galcore register region");
if (mem_region == gcvNULL)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Failed to claim %lu bytes @ 0x%08X\n",
__FUNCTION__, __LINE__,
physical, device->requestedRegisterMemSize3D[j]
);
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
device->registerBase3D[j] = (gctPOINTER) ioremap_nocache(
physical, device->requestedRegisterMemSize3D[j]);
if (device->registerBase3D[j] == gcvNULL)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Unable to map %ld bytes @ 0x%08X\n",
__FUNCTION__, __LINE__,
physical, device->requestedRegisterMemSize3D[j]
);
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
physical += device->requestedRegisterMemSize3D[j];
}
else
{
device->registerBase3D[j] = gcvNULL;
}
}
}
else
#endif
{
physical = device->requestedRegisterMemBases[i];
/* Set up register memory region. */
if (physical != 0)
{
if ( Args->registerMemMapped )
{
device->registerBases[i] = Args->registerMemAddress;
device->requestedRegisterMemBases[i] = 0;
} else {
mem_region = request_mem_region(physical,
device->requestedRegisterMemSizes[i],
"galcore register region");
if (mem_region == gcvNULL)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Failed to claim %lu bytes @ 0x%08X\n",
__FUNCTION__, __LINE__,
physical, device->requestedRegisterMemSizes[i]
);
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
device->registerBases[i] = (gctPOINTER) ioremap_nocache(
physical, device->requestedRegisterMemSizes[i]);
if (device->registerBases[i] == gcvNULL)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Unable to map %ld bytes @ 0x%08X\n",
__FUNCTION__, __LINE__,
physical, device->requestedRegisterMemSizes[i]
);
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
}
physical += device->requestedRegisterMemSizes[i];
}
}
}
/* Set the base address */
device->baseAddress = device->physBase = PhysBaseAddr;
device->physSize = PhysSize;
device->mmu = Args->mmu;
/* Construct the gckOS object. */
gcmkONERROR(gckOS_Construct(device, &device->os));
#if gcdMULTI_GPU || gcdMULTI_GPU_AFFINITY
if (IrqLine3D0 != -1)
#else
if (IrqLine != -1)
#endif
{
/* Construct the gckKERNEL object. */
gcmkONERROR(gckKERNEL_Construct(
device->os, gcvCORE_MAJOR, device,
gcvNULL, &device->kernels[gcvCORE_MAJOR]));
sharedDB = device->kernels[gcvCORE_MAJOR]->db;
/* Initialize core mapping */
for (i = 0; i < 8; i++)
{
device->coreMapping[i] = gcvCORE_MAJOR;
}
/* Setup the ISR manager. */
gcmkONERROR(gckHARDWARE_SetIsrManager(
device->kernels[gcvCORE_MAJOR]->hardware,
(gctISRMANAGERFUNC) gckGALDEVICE_Setup_ISR,
(gctISRMANAGERFUNC) gckGALDEVICE_Release_ISR,
device
));
gcmkONERROR(gckHARDWARE_SetFastClear(
device->kernels[gcvCORE_MAJOR]->hardware, FastClear, Compression
));
if(PowerManagement != -1)
{
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_MAJOR]->hardware, gcvFALSE
));
gcmkONERROR(gckHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_MAJOR]->hardware, PowerManagement
));
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_MAJOR]->hardware, gcvTRUE
));
}
else
{
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_MAJOR]->hardware, gcvFALSE
));
gcmkONERROR(gckHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_MAJOR]->hardware, gcvTRUE
));
}
#if gcdENABLE_FSCALE_VAL_ADJUST
gcmkONERROR(gckHARDWARE_SetMinFscaleValue(
device->kernels[gcvCORE_MAJOR]->hardware, Args->gpu3DMinClock
));
#endif
gcmkONERROR(gckHARDWARE_SetGpuProfiler(
device->kernels[gcvCORE_MAJOR]->hardware, GpuProfiler
));
gcmkVERIFY_OK(gckKERNEL_SetRecovery(
device->kernels[gcvCORE_MAJOR], Args->recovery, Args->stuckDump
));
#if COMMAND_PROCESSOR_VERSION == 1
/* Start the command queue. */
gcmkONERROR(gckCOMMAND_Start(device->kernels[gcvCORE_MAJOR]->command));
#endif
}
else
{
device->kernels[gcvCORE_MAJOR] = gcvNULL;
}
#if gcdMULTI_GPU_AFFINITY
if (IrqLine3D1 != -1)
{
/* Construct the gckKERNEL object. */
gcmkONERROR(gckKERNEL_Construct(
device->os, gcvCORE_OCL, device,
gcvNULL, &device->kernels[gcvCORE_OCL]));
if (sharedDB == gcvNULL) sharedDB = device->kernels[gcvCORE_OCL]->db;
/* Initialize core mapping */
if (device->kernels[gcvCORE_MAJOR] == gcvNULL)
{
for (i = 0; i < 8; i++)
{
device->coreMapping[i] = gcvCORE_OCL;
}
}
else
{
device->coreMapping[gcvHARDWARE_OCL] = gcvCORE_OCL;
}
/* Setup the ISR manager. */
gcmkONERROR(gckHARDWARE_SetIsrManager(
device->kernels[gcvCORE_OCL]->hardware,
(gctISRMANAGERFUNC) gckGALDEVICE_Setup_ISR,
(gctISRMANAGERFUNC) gckGALDEVICE_Release_ISR,
device
));
gcmkONERROR(gckHARDWARE_SetFastClear(
device->kernels[gcvCORE_OCL]->hardware, FastClear, Compression
));
#if gcdENABLE_FSCALE_VAL_ADJUST
gcmkONERROR(gckHARDWARE_SetMinFscaleValue(
device->kernels[gcvCORE_OCL]->hardware, Args->gpu3DMinClock
));
#endif
if(PowerManagement != -1)
{
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_OCL]->hardware, gcvFALSE
));
gcmkONERROR(gckHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_OCL]->hardware, PowerManagement
));
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_OCL]->hardware, gcvTRUE
));
}
else
{
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_OCL]->hardware, gcvFALSE
));
gcmkONERROR(gckHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_OCL]->hardware, gcvTRUE
));
}
#if COMMAND_PROCESSOR_VERSION == 1
/* Start the command queue. */
gcmkONERROR(gckCOMMAND_Start(device->kernels[gcvCORE_OCL]->command));
#endif
}
else
{
device->kernels[gcvCORE_OCL] = gcvNULL;
}
#endif
if (IrqLine2D != -1)
{
gcmkONERROR(gckKERNEL_Construct(
device->os, gcvCORE_2D, device,
sharedDB, &device->kernels[gcvCORE_2D]));
if (sharedDB == gcvNULL) sharedDB = device->kernels[gcvCORE_2D]->db;
/* Verify the hardware type */
gcmkONERROR(gckHARDWARE_GetType(device->kernels[gcvCORE_2D]->hardware, &type));
if (type != gcvHARDWARE_2D)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Unexpected hardware type: %d\n",
__FUNCTION__, __LINE__,
type
);
gcmkONERROR(gcvSTATUS_INVALID_ARGUMENT);
}
/* Initialize core mapping */
if (device->kernels[gcvCORE_MAJOR] == gcvNULL
#if gcdMULTI_GPU_AFFINITY
&& device->kernels[gcvCORE_OCL] == gcvNULL
#endif
)
{
for (i = 0; i < 8; i++)
{
device->coreMapping[i] = gcvCORE_2D;
}
}
else
{
device->coreMapping[gcvHARDWARE_2D] = gcvCORE_2D;
}
/* Setup the ISR manager. */
gcmkONERROR(gckHARDWARE_SetIsrManager(
device->kernels[gcvCORE_2D]->hardware,
(gctISRMANAGERFUNC) gckGALDEVICE_Setup_ISR_2D,
(gctISRMANAGERFUNC) gckGALDEVICE_Release_ISR_2D,
device
));
if(PowerManagement != -1)
{
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_2D]->hardware, gcvFALSE
));
gcmkONERROR(gckHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_2D]->hardware, PowerManagement
));
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_2D]->hardware, gcvTRUE
));
}
else
{
gcmkONERROR(gckHARDWARE_SetPowerManagementLock(
device->kernels[gcvCORE_2D]->hardware, gcvFALSE
));
gcmkONERROR(gckHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_2D]->hardware, gcvTRUE
));
}
#if gcdENABLE_FSCALE_VAL_ADJUST
gcmkONERROR(gckHARDWARE_SetMinFscaleValue(
device->kernels[gcvCORE_2D]->hardware, 1
));
#endif
gcmkVERIFY_OK(gckKERNEL_SetRecovery(
device->kernels[gcvCORE_2D], Args->recovery, Args->stuckDump
));
#if COMMAND_PROCESSOR_VERSION == 1
/* Start the command queue. */
gcmkONERROR(gckCOMMAND_Start(device->kernels[gcvCORE_2D]->command));
#endif
}
else
{
device->kernels[gcvCORE_2D] = gcvNULL;
}
if (IrqLineVG != -1)
{
#if gcdENABLE_VG
gcmkONERROR(gckKERNEL_Construct(
device->os, gcvCORE_VG, device,
sharedDB, &device->kernels[gcvCORE_VG]));
/* Initialize core mapping */
if (device->kernels[gcvCORE_MAJOR] == gcvNULL
&& device->kernels[gcvCORE_2D] == gcvNULL
#if gcdMULTI_GPU_AFFINITY
&& device->kernels[gcvCORE_OCL] == gcvNULL
#endif
)
{
for (i = 0; i < 8; i++)
{
device->coreMapping[i] = gcvCORE_VG;
}
}
else
{
device->coreMapping[gcvHARDWARE_VG] = gcvCORE_VG;
}
if(PowerManagement != -1)
{
gcmkONERROR(gckVGHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_VG]->vg->hardware,
PowerManagement
));
}
else
{
gcmkONERROR(gckVGHARDWARE_SetPowerManagement(
device->kernels[gcvCORE_VG]->vg->hardware,
gcvTRUE
));
}
#endif
}
else
{
device->kernels[gcvCORE_VG] = gcvNULL;
}
/* Initialize the ISR. */
#if gcdMULTI_GPU
device->irqLine3D[gcvCORE_3D_0_ID] = IrqLine3D0;
#if gcdMULTI_GPU > 1
device->irqLine3D[gcvCORE_3D_1_ID] = IrqLine3D1;
#endif
#elif gcdMULTI_GPU_AFFINITY
device->irqLines[gcvCORE_MAJOR] = IrqLine3D0;
device->irqLines[gcvCORE_OCL] = IrqLine3D1;
#else
device->irqLines[gcvCORE_MAJOR] = IrqLine;
#endif
device->irqLines[gcvCORE_2D] = IrqLine2D;
device->irqLines[gcvCORE_VG] = IrqLineVG;
/* Initialize the kernel thread semaphores. */
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
#if gcdMULTI_GPU
if (i == gcvCORE_MAJOR)
{
for (j = 0; j < gcdMULTI_GPU; j++)
{
if (device->irqLine3D[j] != -1) init_waitqueue_head(&device->intrWaitQueue3D[j]);
}
}
else
#endif
{
if (device->irqLines[i] != -1) sema_init(&device->semas[i], 0);
}
}
device->signal = Signal;
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
if (device->kernels[i] != gcvNULL) break;
}
if (i == gcdMAX_GPU_COUNT)
{
gcmkONERROR(gcvSTATUS_INVALID_ARGUMENT);
}
#if gcdENABLE_VG
if (i == gcvCORE_VG)
{
/* Query the ceiling of the system memory. */
gcmkONERROR(gckVGHARDWARE_QuerySystemMemory(
device->kernels[i]->vg->hardware,
&device->systemMemorySize,
&device->systemMemoryBaseAddress
));
/* query the amount of video memory */
gcmkONERROR(gckVGHARDWARE_QueryMemory(
device->kernels[i]->vg->hardware,
&device->internalSize, &internalBaseAddress, &internalAlignment,
&device->externalSize, &externalBaseAddress, &externalAlignment,
&horizontalTileSize, &verticalTileSize
));
}
else
#endif
{
/* Query the ceiling of the system memory. */
gcmkONERROR(gckHARDWARE_QuerySystemMemory(
device->kernels[i]->hardware,
&device->systemMemorySize,
&device->systemMemoryBaseAddress
));
/* query the amount of video memory */
gcmkONERROR(gckHARDWARE_QueryMemory(
device->kernels[i]->hardware,
&device->internalSize, &internalBaseAddress, &internalAlignment,
&device->externalSize, &externalBaseAddress, &externalAlignment,
&horizontalTileSize, &verticalTileSize
));
}
/* Grab the first availiable kernel */
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
#if gcdMULTI_GPU
if (i == gcvCORE_MAJOR)
{
for (j = 0; j < gcdMULTI_GPU; j++)
{
if (device->irqLine3D[j] != -1)
{
kernel = device->kernels[i];
break;
}
}
}
else
#endif
{
if (device->irqLines[i] != -1)
{
kernel = device->kernels[i];
break;
}
}
}
/* Set up the internal memory region. */
if (device->internalSize > 0)
{
status = gckVIDMEM_Construct(
device->os,
internalBaseAddress, device->internalSize, internalAlignment,
0, &device->internalVidMem
);
if (gcmIS_ERROR(status))
{
/* Error, disable internal heap. */
device->internalSize = 0;
}
else
{
/* Map internal memory. */
device->internalLogical
= (gctPOINTER) ioremap_nocache(physical, device->internalSize);
if (device->internalLogical == gcvNULL)
{
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
device->internalPhysical = (gctPHYS_ADDR)(gctUINTPTR_T) physical;
device->internalPhysicalName = gcmPTR_TO_NAME(device->internalPhysical);
physical += device->internalSize;
}
}
if (device->externalSize > 0)
{
/* create the external memory heap */
status = gckVIDMEM_Construct(
device->os,
externalBaseAddress, device->externalSize, externalAlignment,
0, &device->externalVidMem
);
if (gcmIS_ERROR(status))
{
/* Error, disable internal heap. */
device->externalSize = 0;
}
else
{
/* Map external memory. */
device->externalLogical
= (gctPOINTER) ioremap_nocache(physical, device->externalSize);
if (device->externalLogical == gcvNULL)
{
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
device->externalPhysical = (gctPHYS_ADDR)(gctUINTPTR_T) physical;
device->externalPhysicalName = gcmPTR_TO_NAME(device->externalPhysical);
physical += device->externalSize;
}
}
/* set up the contiguous memory */
device->contiguousSize = ContiguousSize;
if (ContiguousSize > 0)
{
if (ContiguousBase == 0)
{
while (device->contiguousSize > 0)
{
/* Allocate contiguous memory. */
status = _AllocateMemory(
device,
device->contiguousSize,
&device->contiguousBase,
&device->contiguousPhysical,
&physAddr
);
if (gcmIS_SUCCESS(status))
{
device->contiguousPhysicalName = gcmPTR_TO_NAME(device->contiguousPhysical);
status = gckVIDMEM_Construct(
device->os,
physAddr | device->systemMemoryBaseAddress,
device->contiguousSize,
64,
BankSize,
&device->contiguousVidMem
);
if (gcmIS_SUCCESS(status))
{
break;
}
gcmkONERROR(_FreeMemory(
device,
device->contiguousBase,
device->contiguousPhysical
));
gcmRELEASE_NAME(device->contiguousPhysicalName);
device->contiguousBase = gcvNULL;
device->contiguousPhysical = gcvNULL;
}
if (device->contiguousSize <= (4 << 20))
{
device->contiguousSize = 0;
}
else
{
device->contiguousSize -= (4 << 20);
}
}
}
else
{
/* Create the contiguous memory heap. */
status = gckVIDMEM_Construct(
device->os,
ContiguousBase | device->systemMemoryBaseAddress,
ContiguousSize,
64, BankSize,
&device->contiguousVidMem
);
if (gcmIS_ERROR(status))
{
/* Error, disable contiguous memory pool. */
device->contiguousVidMem = gcvNULL;
device->contiguousSize = 0;
}
else
{
if (Args->contiguousRequested == gcvFALSE)
{
mem_region = request_mem_region(
ContiguousBase, ContiguousSize, "galcore managed memory"
);
if (mem_region == gcvNULL)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Failed to claim %ld bytes @ 0x%08X\n",
__FUNCTION__, __LINE__,
ContiguousSize, ContiguousBase
);
gcmkONERROR(gcvSTATUS_OUT_OF_RESOURCES);
}
}
device->requestedContiguousBase = ContiguousBase;
device->requestedContiguousSize = ContiguousSize;
device->contiguousRequested = Args->contiguousRequested;
device->contiguousPhysical = gcvNULL;
device->contiguousPhysicalName = 0;
device->contiguousSize = ContiguousSize;
device->contiguousMapped = gcvTRUE;
}
}
}
/* Return pointer to the device. */
*Device = device;
gcmkFOOTER_ARG("*Device=0x%x", * Device);
return gcvSTATUS_OK;
OnError:
/* Roll back. */
gcmkVERIFY_OK(gckGALDEVICE_Destroy(device));
gcmkFOOTER();
return status;
}
/*******************************************************************************
**
** gckGALDEVICE_Destroy
**
** Class destructor.
**
** INPUT:
**
** Nothing.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** Nothing.
*/
gceSTATUS
gckGALDEVICE_Destroy(
gckGALDEVICE Device)
{
gctINT i;
#if gcdMULTI_GPU
gctINT j;
#endif
gckKERNEL kernel = gcvNULL;
gcmkHEADER_ARG("Device=0x%x", Device);
if (Device != gcvNULL)
{
/* Grab the first availiable kernel */
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
#if gcdMULTI_GPU
if (i == gcvCORE_MAJOR)
{
for (j = 0; j < gcdMULTI_GPU; j++)
{
if (Device->irqLine3D[j] != -1)
{
kernel = Device->kernels[i];
break;
}
}
}
else
#endif
{
if (Device->irqLines[i] != -1)
{
kernel = Device->kernels[i];
break;
}
}
}
if (Device->internalPhysicalName != 0)
{
gcmRELEASE_NAME(Device->internalPhysicalName);
Device->internalPhysicalName = 0;
}
if (Device->externalPhysicalName != 0)
{
gcmRELEASE_NAME(Device->externalPhysicalName);
Device->externalPhysicalName = 0;
}
if (Device->contiguousPhysicalName != 0)
{
gcmRELEASE_NAME(Device->contiguousPhysicalName);
Device->contiguousPhysicalName = 0;
}
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
if (Device->kernels[i] != gcvNULL)
{
/* Destroy the gckKERNEL object. */
gcmkVERIFY_OK(gckKERNEL_Destroy(Device->kernels[i]));
Device->kernels[i] = gcvNULL;
}
}
if (Device->internalLogical != gcvNULL)
{
/* Unmap the internal memory. */
iounmap(Device->internalLogical);
Device->internalLogical = gcvNULL;
}
if (Device->internalVidMem != gcvNULL)
{
/* Destroy the internal heap. */
gcmkVERIFY_OK(gckVIDMEM_Destroy(Device->internalVidMem));
Device->internalVidMem = gcvNULL;
}
if (Device->externalLogical != gcvNULL)
{
/* Unmap the external memory. */
iounmap(Device->externalLogical);
Device->externalLogical = gcvNULL;
}
if (Device->externalVidMem != gcvNULL)
{
/* destroy the external heap */
gcmkVERIFY_OK(gckVIDMEM_Destroy(Device->externalVidMem));
Device->externalVidMem = gcvNULL;
}
if (Device->contiguousBase != gcvNULL)
{
if (Device->contiguousMapped == gcvFALSE)
{
gcmkVERIFY_OK(_FreeMemory(
Device,
Device->contiguousBase,
Device->contiguousPhysical
));
}
Device->contiguousBase = gcvNULL;
Device->contiguousPhysical = gcvNULL;
}
if (Device->requestedContiguousBase != 0
&& Device->contiguousRequested == gcvFALSE
)
{
release_mem_region(Device->requestedContiguousBase, Device->requestedContiguousSize);
Device->requestedContiguousBase = 0;
Device->requestedContiguousSize = 0;
}
if (Device->contiguousVidMem != gcvNULL)
{
/* Destroy the contiguous heap. */
gcmkVERIFY_OK(gckVIDMEM_Destroy(Device->contiguousVidMem));
Device->contiguousVidMem = gcvNULL;
}
if (Device->dbgNode)
{
gckDEBUGFS_FreeNode(Device->dbgNode);
if(Device->dbgNode != gcvNULL)
{
kfree(Device->dbgNode);
Device->dbgNode = gcvNULL;
}
}
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
#if gcdMULTI_GPU
if (i == gcvCORE_MAJOR)
{
for (j = 0; j < gcdMULTI_GPU; j++)
{
if (Device->registerBase3D[j] != gcvNULL)
{
/* Unmap register memory. */
iounmap(Device->registerBase3D[j]);
if (Device->requestedRegisterMemBase3D[j] != 0)
{
release_mem_region(Device->requestedRegisterMemBase3D[j],
Device->requestedRegisterMemSize3D[j]);
}
Device->registerBase3D[j] = gcvNULL;
Device->requestedRegisterMemBase3D[j] = 0;
Device->requestedRegisterMemSize3D[j] = 0;
}
}
}
else
#endif
{
if (Device->registerBases[i] != gcvNULL)
{
/* Unmap register memory. */
if (Device->requestedRegisterMemBases[i] != 0)
iounmap(Device->registerBases[i]);
if (Device->requestedRegisterMemBases[i] != 0)
{
release_mem_region(Device->requestedRegisterMemBases[i],
Device->requestedRegisterMemSizes[i]);
}
Device->registerBases[i] = gcvNULL;
Device->requestedRegisterMemBases[i] = 0;
Device->requestedRegisterMemSizes[i] = 0;
}
}
}
/* Destroy the gckOS object. */
if (Device->os != gcvNULL)
{
gcmkVERIFY_OK(gckOS_Destroy(Device->os));
Device->os = gcvNULL;
}
_DebugfsCleanup(Device);
/* Free the device. */
kfree(Device);
}
gcmkFOOTER_NO();
return gcvSTATUS_OK;
}
/*******************************************************************************
**
** gckGALDEVICE_Setup_ISR
**
** Start the ISR routine.
**
** INPUT:
**
** gckGALDEVICE Device
** Pointer to an gckGALDEVICE object.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** gcvSTATUS_OK
** Setup successfully.
** gcvSTATUS_GENERIC_IO
** Setup failed.
*/
gceSTATUS
gckGALDEVICE_Setup_ISR(
IN gckGALDEVICE Device
)
{
gceSTATUS status;
gctINT ret = 0;
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
if (Device->irqLines[gcvCORE_MAJOR] < 0)
{
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Hook up the isr based on the irq line. */
#ifdef FLAREON
gc500_handle.dev_name = "galcore interrupt service";
gc500_handle.dev_id = Device;
gc500_handle.handler = isrRoutine;
gc500_handle.intr_gen = GPIO_INTR_LEVEL_TRIGGER;
gc500_handle.intr_trig = GPIO_TRIG_HIGH_LEVEL;
ret = dove_gpio_request(
DOVE_GPIO0_7, &gc500_handle
);
#else
#if gcdMULTI_GPU
ret = request_irq(
Device->irqLine3D[gcvCORE_3D_0_ID], isrRoutine3D0, gcdIRQF_FLAG,
"galcore_3d_0", Device
);
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLine3D[gcvCORE_3D_0_ID], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitialized3D[gcvCORE_3D_0_ID] = gcvTRUE;
#if gcdMULTI_GPU > 1
ret = request_irq(
Device->irqLine3D[gcvCORE_3D_1_ID], isrRoutine3D1, gcdIRQF_FLAG,
"galcore_3d_1", Device
);
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLine3D[gcvCORE_3D_1_ID], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitialized3D[gcvCORE_3D_1_ID] = gcvTRUE;
#endif
#elif gcdMULTI_GPU_AFFINITY
ret = request_irq(
Device->irqLines[gcvCORE_MAJOR], isrRoutine3D0, gcdIRQF_FLAG,
"galcore_3d_0", Device
);
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLines[gcvCORE_MAJOR], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitializeds[gcvCORE_MAJOR] = gcvTRUE;
ret = request_irq(
Device->irqLines[gcvCORE_OCL], isrRoutine3D1, gcdIRQF_FLAG,
"galcore_3d_1", Device
);
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLines[gcvCORE_OCL], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitializeds[gcvCORE_OCL] = gcvTRUE;
#else
ret = request_irq(
Device->irqLines[gcvCORE_MAJOR], isrRoutine, gcdIRQF_FLAG,
"galcore interrupt service", Device
);
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLines[gcvCORE_MAJOR], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitializeds[gcvCORE_MAJOR] = gcvTRUE;
#endif
#endif
gcmkFOOTER_NO();
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}
gceSTATUS
gckGALDEVICE_Setup_ISR_2D(
IN gckGALDEVICE Device
)
{
gceSTATUS status;
gctINT ret;
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
if (Device->irqLines[gcvCORE_2D] < 0)
{
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Hook up the isr based on the irq line. */
#ifdef FLAREON
gc500_handle.dev_name = "galcore interrupt service";
gc500_handle.dev_id = Device;
gc500_handle.handler = isrRoutine2D;
gc500_handle.intr_gen = GPIO_INTR_LEVEL_TRIGGER;
gc500_handle.intr_trig = GPIO_TRIG_HIGH_LEVEL;
ret = dove_gpio_request(
DOVE_GPIO0_7, &gc500_handle
);
#else
ret = request_irq(
Device->irqLines[gcvCORE_2D], isrRoutine2D, gcdIRQF_FLAG,
"galcore interrupt service for 2D", Device
);
#endif
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLines[gcvCORE_2D], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitializeds[gcvCORE_2D] = gcvTRUE;
gcmkFOOTER_NO();
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}
gceSTATUS
gckGALDEVICE_Setup_ISR_VG(
IN gckGALDEVICE Device
)
{
gceSTATUS status;
gctINT ret;
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
if (Device->irqLines[gcvCORE_VG] < 0)
{
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Hook up the isr based on the irq line. */
#ifdef FLAREON
gc500_handle.dev_name = "galcore interrupt service";
gc500_handle.dev_id = Device;
gc500_handle.handler = isrRoutineVG;
gc500_handle.intr_gen = GPIO_INTR_LEVEL_TRIGGER;
gc500_handle.intr_trig = GPIO_TRIG_HIGH_LEVEL;
ret = dove_gpio_request(
DOVE_GPIO0_7, &gc500_handle
);
#else
ret = request_irq(
Device->irqLines[gcvCORE_VG], isrRoutineVG, gcdIRQF_FLAG,
"galcore interrupt service for 2D", Device
);
#endif
if (ret != 0)
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not register irq line %d (error=%d)\n",
__FUNCTION__, __LINE__,
Device->irqLines[gcvCORE_VG], ret
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
/* Mark ISR as initialized. */
Device->isrInitializeds[gcvCORE_VG] = gcvTRUE;
gcmkFOOTER_NO();
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}
/*******************************************************************************
**
** gckGALDEVICE_Release_ISR
**
** Release the irq line.
**
** INPUT:
**
** gckGALDEVICE Device
** Pointer to an gckGALDEVICE object.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** Nothing.
*/
gceSTATUS
gckGALDEVICE_Release_ISR(
IN gckGALDEVICE Device
)
{
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
#if gcdMULTI_GPU
/* release the irq */
if (Device->isrInitialized3D[gcvCORE_3D_0_ID])
{
free_irq(Device->irqLine3D[gcvCORE_3D_0_ID], Device);
Device->isrInitialized3D[gcvCORE_3D_0_ID] = gcvFALSE;
}
#if gcdMULTI_GPU > 1
/* release the irq */
if (Device->isrInitialized3D[gcvCORE_3D_1_ID])
{
free_irq(Device->irqLine3D[gcvCORE_3D_1_ID], Device);
Device->isrInitialized3D[gcvCORE_3D_1_ID] = gcvFALSE;
}
#endif
#else
/* release the irq */
if (Device->isrInitializeds[gcvCORE_MAJOR])
{
#ifdef FLAREON
dove_gpio_free(DOVE_GPIO0_7, "galcore interrupt service");
#else
free_irq(Device->irqLines[gcvCORE_MAJOR], Device);
#endif
Device->isrInitializeds[gcvCORE_MAJOR] = gcvFALSE;
}
#endif
gcmkFOOTER_NO();
return gcvSTATUS_OK;
}
gceSTATUS
gckGALDEVICE_Release_ISR_2D(
IN gckGALDEVICE Device
)
{
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
/* release the irq */
if (Device->isrInitializeds[gcvCORE_2D])
{
#ifdef FLAREON
dove_gpio_free(DOVE_GPIO0_7, "galcore interrupt service");
#else
free_irq(Device->irqLines[gcvCORE_2D], Device);
#endif
Device->isrInitializeds[gcvCORE_2D] = gcvFALSE;
}
gcmkFOOTER_NO();
return gcvSTATUS_OK;
}
gceSTATUS
gckGALDEVICE_Release_ISR_VG(
IN gckGALDEVICE Device
)
{
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
/* release the irq */
if (Device->isrInitializeds[gcvCORE_VG])
{
#ifdef FLAREON
dove_gpio_free(DOVE_GPIO0_7, "galcore interrupt service");
#else
free_irq(Device->irqLines[gcvCORE_VG], Device);
#endif
Device->isrInitializeds[gcvCORE_VG] = gcvFALSE;
}
gcmkFOOTER_NO();
return gcvSTATUS_OK;
}
/*******************************************************************************
**
** gckGALDEVICE_Start_Threads
**
** Start the daemon threads.
**
** INPUT:
**
** gckGALDEVICE Device
** Pointer to an gckGALDEVICE object.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** gcvSTATUS_OK
** Start successfully.
** gcvSTATUS_GENERIC_IO
** Start failed.
*/
gceSTATUS
gckGALDEVICE_Start_Threads(
IN gckGALDEVICE Device
)
{
gceSTATUS status;
struct task_struct * task;
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
#if gcdMULTI_GPU
if (Device->kernels[gcvCORE_MAJOR] != gcvNULL)
{
/* Start the kernel thread. */
task = kthread_run(threadRoutine3D0, Device, "galcore_3d_0");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxt3D[gcvCORE_3D_0_ID] = task;
Device->threadInitialized3D[gcvCORE_3D_0_ID] = gcvTRUE;
#if gcdMULTI_GPU > 1
/* Start the kernel thread. */
task = kthread_run(threadRoutine3D1, Device, "galcore_3d_1");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxt3D[gcvCORE_3D_1_ID] = task;
Device->threadInitialized3D[gcvCORE_3D_1_ID] = gcvTRUE;
#endif
}
#elif gcdMULTI_GPU_AFFINITY
if (Device->kernels[gcvCORE_MAJOR] != gcvNULL)
{
/* Start the kernel thread. */
task = kthread_run(threadRoutine3D0, Device, "galcore_3d_0");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxts[gcvCORE_MAJOR] = task;
Device->threadInitializeds[gcvCORE_MAJOR] = gcvTRUE;
}
if (Device->kernels[gcvCORE_OCL] != gcvNULL)
{
/* Start the kernel thread. */
task = kthread_run(threadRoutine3D1, Device, "galcore_3d_1");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxts[gcvCORE_OCL] = task;
Device->threadInitializeds[gcvCORE_OCL] = gcvTRUE;
}
#else
if (Device->kernels[gcvCORE_MAJOR] != gcvNULL)
{
/* Start the kernel thread. */
task = kthread_run(threadRoutine, Device, "galcore daemon thread");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxts[gcvCORE_MAJOR] = task;
Device->threadInitializeds[gcvCORE_MAJOR] = gcvTRUE;
}
#endif
if (Device->kernels[gcvCORE_2D] != gcvNULL)
{
/* Start the kernel thread. */
task = kthread_run(threadRoutine2D, Device, "galcore daemon thread for 2D");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxts[gcvCORE_2D] = task;
Device->threadInitializeds[gcvCORE_2D] = gcvTRUE;
}
else
{
Device->threadInitializeds[gcvCORE_2D] = gcvFALSE;
}
if (Device->kernels[gcvCORE_VG] != gcvNULL)
{
/* Start the kernel thread. */
task = kthread_run(threadRoutineVG, Device, "galcore daemon thread for VG");
if (IS_ERR(task))
{
gcmkTRACE_ZONE(
gcvLEVEL_ERROR, gcvZONE_DRIVER,
"%s(%d): Could not start the kernel thread.\n",
__FUNCTION__, __LINE__
);
gcmkONERROR(gcvSTATUS_GENERIC_IO);
}
Device->threadCtxts[gcvCORE_VG] = task;
Device->threadInitializeds[gcvCORE_VG] = gcvTRUE;
}
else
{
Device->threadInitializeds[gcvCORE_VG] = gcvFALSE;
}
gcmkFOOTER_NO();
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}
/*******************************************************************************
**
** gckGALDEVICE_Stop_Threads
**
** Stop the gal device, including the following actions: stop the daemon
** thread, release the irq.
**
** INPUT:
**
** gckGALDEVICE Device
** Pointer to an gckGALDEVICE object.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** Nothing.
*/
gceSTATUS
gckGALDEVICE_Stop_Threads(
gckGALDEVICE Device
)
{
gctINT i;
#if gcdMULTI_GPU
gctINT j;
#endif
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
for (i = 0; i < gcdMAX_GPU_COUNT; i++)
{
#if gcdMULTI_GPU
if (i == gcvCORE_MAJOR)
{
for (j = 0; j < gcdMULTI_GPU; j++)
{
/* Stop the kernel threads. */
if (Device->threadInitialized3D[j])
{
Device->killThread = gcvTRUE;
Device->dataReady3D[j] = gcvTRUE;
wake_up_interruptible(&Device->intrWaitQueue3D[j]);
kthread_stop(Device->threadCtxt3D[j]);
Device->threadCtxt3D[j] = gcvNULL;
Device->threadInitialized3D[j] = gcvFALSE;
}
}
}
else
#endif
{
/* Stop the kernel threads. */
if (Device->threadInitializeds[i])
{
Device->killThread = gcvTRUE;
up(&Device->semas[i]);
kthread_stop(Device->threadCtxts[i]);
Device->threadCtxts[i] = gcvNULL;
Device->threadInitializeds[i] = gcvFALSE;
}
}
}
gcmkFOOTER_NO();
return gcvSTATUS_OK;
}
/*******************************************************************************
**
** gckGALDEVICE_Start
**
** Start the gal device, including the following actions: setup the isr routine
** and start the daemoni thread.
**
** INPUT:
**
** gckGALDEVICE Device
** Pointer to an gckGALDEVICE object.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** gcvSTATUS_OK
** Start successfully.
*/
gceSTATUS
gckGALDEVICE_Start(
IN gckGALDEVICE Device
)
{
gceSTATUS status;
gcmkHEADER_ARG("Device=0x%x", Device);
/* Start the kernel thread. */
gcmkONERROR(gckGALDEVICE_Start_Threads(Device));
if (Device->kernels[gcvCORE_MAJOR] != gcvNULL)
{
/* Setup the ISR routine. */
gcmkONERROR(gckGALDEVICE_Setup_ISR(Device));
/* Switch to SUSPEND power state. */
gcmkONERROR(gckHARDWARE_SetPowerManagementState(
Device->kernels[gcvCORE_MAJOR]->hardware, gcvPOWER_OFF_BROADCAST
));
}
if (Device->kernels[gcvCORE_2D] != gcvNULL)
{
/* Setup the ISR routine. */
gcmkONERROR(gckGALDEVICE_Setup_ISR_2D(Device));
/* Switch to SUSPEND power state. */
gcmkONERROR(gckHARDWARE_SetPowerManagementState(
Device->kernels[gcvCORE_2D]->hardware, gcvPOWER_OFF_BROADCAST
));
}
if (Device->kernels[gcvCORE_VG] != gcvNULL)
{
/* Setup the ISR routine. */
gcmkONERROR(gckGALDEVICE_Setup_ISR_VG(Device));
#if gcdENABLE_VG
/* Switch to SUSPEND power state. */
gcmkONERROR(gckVGHARDWARE_SetPowerManagementState(
Device->kernels[gcvCORE_VG]->vg->hardware, gcvPOWER_OFF_BROADCAST
));
#endif
}
gcmkFOOTER_NO();
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}
/*******************************************************************************
**
** gckGALDEVICE_Stop
**
** Stop the gal device, including the following actions: stop the daemon
** thread, release the irq.
**
** INPUT:
**
** gckGALDEVICE Device
** Pointer to an gckGALDEVICE object.
**
** OUTPUT:
**
** Nothing.
**
** RETURNS:
**
** Nothing.
*/
gceSTATUS
gckGALDEVICE_Stop(
gckGALDEVICE Device
)
{
gceSTATUS status;
gcmkHEADER_ARG("Device=0x%x", Device);
gcmkVERIFY_ARGUMENT(Device != NULL);
if (Device->kernels[gcvCORE_MAJOR] != gcvNULL)
{
/* Switch to OFF power state. */
gcmkONERROR(gckHARDWARE_SetPowerManagementState(
Device->kernels[gcvCORE_MAJOR]->hardware, gcvPOWER_OFF
));
/* Remove the ISR routine. */
gcmkONERROR(gckGALDEVICE_Release_ISR(Device));
}
if (Device->kernels[gcvCORE_2D] != gcvNULL)
{
/* Setup the ISR routine. */
gcmkONERROR(gckGALDEVICE_Release_ISR_2D(Device));
/* Switch to OFF power state. */
gcmkONERROR(gckHARDWARE_SetPowerManagementState(
Device->kernels[gcvCORE_2D]->hardware, gcvPOWER_OFF
));
}
if (Device->kernels[gcvCORE_VG] != gcvNULL)
{
/* Setup the ISR routine. */
gcmkONERROR(gckGALDEVICE_Release_ISR_VG(Device));
#if gcdENABLE_VG
/* Switch to OFF power state. */
gcmkONERROR(gckVGHARDWARE_SetPowerManagementState(
Device->kernels[gcvCORE_VG]->vg->hardware, gcvPOWER_OFF
));
#endif
}
/* Stop the kernel thread. */
gcmkONERROR(gckGALDEVICE_Stop_Threads(Device));
gcmkFOOTER_NO();
return gcvSTATUS_OK;
OnError:
gcmkFOOTER();
return status;
}