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path: root/drivers/mxc/amd-gpu/common/gsl_device.c
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Diffstat (limited to 'drivers/mxc/amd-gpu/common/gsl_device.c')
-rw-r--r--drivers/mxc/amd-gpu/common/gsl_device.c683
1 files changed, 683 insertions, 0 deletions
diff --git a/drivers/mxc/amd-gpu/common/gsl_device.c b/drivers/mxc/amd-gpu/common/gsl_device.c
new file mode 100644
index 000000000000..537b277918c4
--- /dev/null
+++ b/drivers/mxc/amd-gpu/common/gsl_device.c
@@ -0,0 +1,683 @@
+/* Copyright (c) 2008-2010, Advanced Micro Devices. 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.
+ *
+ * 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.
+ *
+ */
+
+#include "gsl.h"
+#include "gsl_hal.h"
+#ifdef _LINUX
+#include <linux/sched.h>
+#endif
+
+//////////////////////////////////////////////////////////////////////////////
+// inline functions
+//////////////////////////////////////////////////////////////////////////////
+OSINLINE void
+kgsl_device_getfunctable(gsl_deviceid_t device_id, gsl_functable_t *ftbl)
+{
+ switch (device_id)
+ {
+#ifdef GSL_BLD_YAMATO
+ case GSL_DEVICE_YAMATO:
+ kgsl_yamato_getfunctable(ftbl);
+ break;
+#endif // GSL_BLD_YAMATO
+#ifdef GSL_BLD_G12
+ case GSL_DEVICE_G12:
+ kgsl_g12_getfunctable(ftbl);
+ break;
+#endif // GSL_BLD_G12
+ default:
+ break;
+ }
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+// functions
+//////////////////////////////////////////////////////////////////////////////
+
+int
+kgsl_device_init(gsl_device_t *device, gsl_deviceid_t device_id)
+{
+ int status = GSL_SUCCESS;
+ gsl_devconfig_t config;
+ gsl_hal_t *hal = (gsl_hal_t *)gsl_driver.hal;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_init(gsl_device_t *device=0x%08x, gsl_deviceid_t device_id=%D )\n", device, device_id );
+
+ if ((GSL_DEVICE_YAMATO == device_id) && !(hal->has_z430)) {
+ return GSL_FAILURE_NOTSUPPORTED;
+ }
+
+ if ((GSL_DEVICE_G12 == device_id) && !(hal->has_z160)) {
+ return GSL_FAILURE_NOTSUPPORTED;
+ }
+
+ if (device->flags & GSL_FLAGS_INITIALIZED)
+ {
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_init. Return value %B\n", GSL_SUCCESS );
+ return (GSL_SUCCESS);
+ }
+
+ kos_memset(device, 0, sizeof(gsl_device_t));
+
+ // if device configuration is present
+ if (kgsl_hal_getdevconfig(device_id, &config) == GSL_SUCCESS)
+ {
+ kgsl_device_getfunctable(device_id, &device->ftbl);
+
+ kos_memcpy(&device->regspace, &config.regspace, sizeof(gsl_memregion_t));
+#ifdef GSL_BLD_YAMATO
+ kos_memcpy(&device->gmemspace, &config.gmemspace, sizeof(gsl_memregion_t));
+#endif // GSL_BLD_YAMATO
+
+ device->refcnt = 0;
+ device->id = device_id;
+
+#ifndef GSL_NO_MMU
+ device->mmu.config = config.mmu_config;
+ device->mmu.mpu_base = config.mpu_base;
+ device->mmu.mpu_range = config.mpu_range;
+ device->mmu.va_base = config.va_base;
+ device->mmu.va_range = config.va_range;
+#endif
+
+ if (device->ftbl.device_init)
+ {
+ status = device->ftbl.device_init(device);
+ }
+ else
+ {
+ status = GSL_FAILURE_NOTINITIALIZED;
+ }
+
+ // allocate memory store
+ status = kgsl_sharedmem_alloc0(device->id, GSL_MEMFLAGS_ALIGNPAGE | GSL_MEMFLAGS_CONPHYS, sizeof(gsl_devmemstore_t), &device->memstore);
+
+ KGSL_DEBUG(GSL_DBGFLAGS_DUMPX,
+ {
+ // dumpx needs this to be in EMEM0 aperture
+ kgsl_sharedmem_free0(&device->memstore, GSL_CALLER_PROCESSID_GET());
+ status = kgsl_sharedmem_alloc0(device->id, GSL_MEMFLAGS_ALIGNPAGE, sizeof(gsl_devmemstore_t), &device->memstore);
+ });
+
+ if (status != GSL_SUCCESS)
+ {
+ kgsl_device_stop(device->id);
+ return (status);
+ }
+ kgsl_sharedmem_set0(&device->memstore, 0, 0, device->memstore.size);
+
+ // init memqueue
+ device->memqueue.head = NULL;
+ device->memqueue.tail = NULL;
+
+ // init cmdstream
+ status = kgsl_cmdstream_init(device);
+ if (status != GSL_SUCCESS)
+ {
+ kgsl_device_stop(device->id);
+ return (status);
+ }
+
+#ifndef _LINUX
+ // Create timestamp event
+ device->timestamp_event = kos_event_create(0);
+ if( !device->timestamp_event )
+ {
+ kgsl_device_stop(device->id);
+ return (status);
+ }
+#else
+ // Create timestamp wait queue
+ init_waitqueue_head(&device->timestamp_waitq);
+#endif
+
+ //
+ // Read the chip ID after the device has been initialized.
+ //
+ device->chip_id = kgsl_hal_getchipid(device->id);
+ }
+
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_init. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+int
+kgsl_device_close(gsl_device_t *device)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_close(gsl_device_t *device=0x%08x )\n", device );
+
+ if (!(device->flags & GSL_FLAGS_INITIALIZED)) {
+ return status;
+ }
+
+ /* make sure the device is stopped before close
+ kgsl_device_close is only called for last running caller process
+ */
+ while (device->refcnt > 0) {
+ GSL_API_MUTEX_UNLOCK();
+ kgsl_device_stop(device->id);
+ GSL_API_MUTEX_LOCK();
+ }
+
+ // close cmdstream
+ status = kgsl_cmdstream_close(device);
+ if( status != GSL_SUCCESS ) return status;
+
+ if (device->ftbl.device_close) {
+ status = device->ftbl.device_close(device);
+ }
+
+ // DumpX allocates memstore from MMU aperture
+ if ((device->refcnt == 0) && device->memstore.hostptr
+ && !(gsl_driver.flags_debug & GSL_DBGFLAGS_DUMPX))
+ {
+ kgsl_sharedmem_free0(&device->memstore, GSL_CALLER_PROCESSID_GET());
+ }
+
+#ifndef _LINUX
+ // destroy timestamp event
+ if(device->timestamp_event)
+ {
+ kos_event_signal(device->timestamp_event); // wake up waiting threads before destroying the structure
+ kos_event_destroy( device->timestamp_event );
+ device->timestamp_event = 0;
+ }
+#else
+ wake_up_interruptible_all(&(device->timestamp_waitq));
+#endif
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_close. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+int
+kgsl_device_destroy(gsl_device_t *device)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_destroy(gsl_device_t *device=0x%08x )\n", device );
+
+ if (device->flags & GSL_FLAGS_INITIALIZED)
+ {
+ if (device->ftbl.device_destroy)
+ {
+ status = device->ftbl.device_destroy(device);
+ }
+ }
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_destroy. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+int
+kgsl_device_attachcallback(gsl_device_t *device, unsigned int pid)
+{
+ int status = GSL_SUCCESS;
+ int pindex;
+
+#ifndef GSL_NO_MMU
+
+ kgsl_log_write( KGSL_LOG_GROUP_MEMORY | KGSL_LOG_LEVEL_TRACE, "--> int kgsl_device_attachcallback(gsl_device_t *device=0x%08x, unsigned int pid=0x%08x)\n", device, pid );
+
+ if (device->flags & GSL_FLAGS_INITIALIZED)
+ {
+ if (kgsl_driver_getcallerprocessindex(pid, &pindex) == GSL_SUCCESS)
+ {
+ device->callerprocess[pindex] = pid;
+
+ status = kgsl_mmu_attachcallback(&device->mmu, pid);
+ }
+ }
+
+ kgsl_log_write( KGSL_LOG_GROUP_MEMORY | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_attachcallback. Return value: %B\n", status );
+
+#else
+ (void)pid;
+ (void)device;
+#endif
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+int
+kgsl_device_detachcallback(gsl_device_t *device, unsigned int pid)
+{
+ int status = GSL_SUCCESS;
+ int pindex;
+
+#ifndef GSL_NO_MMU
+
+ kgsl_log_write( KGSL_LOG_GROUP_MEMORY | KGSL_LOG_LEVEL_TRACE, "--> int kgsl_device_detachcallback(gsl_device_t *device=0x%08x, unsigned int pid=0x%08x)\n", device, pid );
+
+ if (device->flags & GSL_FLAGS_INITIALIZED)
+ {
+ if (kgsl_driver_getcallerprocessindex(pid, &pindex) == GSL_SUCCESS)
+ {
+ status |= kgsl_mmu_detachcallback(&device->mmu, pid);
+
+ device->callerprocess[pindex] = 0;
+ }
+ }
+
+ kgsl_log_write( KGSL_LOG_GROUP_MEMORY | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_detachcallback. Return value: %B\n", status );
+
+#else
+ (void)pid;
+ (void)device;
+#endif
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_getproperty(gsl_deviceid_t device_id, gsl_property_type_t type, void *value, unsigned int sizebytes)
+{
+ int status = GSL_SUCCESS;
+ gsl_device_t *device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_getproperty(gsl_deviceid_t device_id=%D, gsl_property_type_t type=%d, void *value=0x08x, unsigned int sizebytes=%d)\n", device_id, type, value, sizebytes );
+
+ KOS_ASSERT(value);
+
+#ifndef _DEBUG
+ (void) sizebytes; // unreferenced formal parameter
+#endif
+
+ switch (type)
+ {
+ case GSL_PROP_SHMEM:
+ {
+ gsl_shmemprop_t *shem = (gsl_shmemprop_t *) value;
+
+ KOS_ASSERT(sizebytes == sizeof(gsl_shmemprop_t));
+
+ shem->numapertures = gsl_driver.shmem.numapertures;
+ shem->aperture_mask = GSL_APERTURE_MASK;
+ shem->aperture_shift = GSL_APERTURE_SHIFT;
+
+ break;
+ }
+
+ case GSL_PROP_SHMEM_APERTURES:
+ {
+ int i;
+ gsl_apertureprop_t *aperture = (gsl_apertureprop_t *) value;
+
+ KOS_ASSERT(sizebytes == (sizeof(gsl_apertureprop_t) * gsl_driver.shmem.numapertures));
+
+ for (i = 0; i < gsl_driver.shmem.numapertures; i++)
+ {
+ if (gsl_driver.shmem.apertures[i].memarena)
+ {
+ aperture->gpuaddr = GSL_APERTURE_GETGPUADDR(gsl_driver.shmem, i);
+ aperture->hostaddr = GSL_APERTURE_GETHOSTADDR(gsl_driver.shmem, i);
+ }
+ else
+ {
+ aperture->gpuaddr = 0x0;
+ aperture->hostaddr = 0x0;
+ }
+ aperture++;
+ }
+
+ break;
+ }
+
+ case GSL_PROP_DEVICE_SHADOW:
+ {
+ gsl_shadowprop_t *shadowprop = (gsl_shadowprop_t *) value;
+
+ KOS_ASSERT(sizebytes == sizeof(gsl_shadowprop_t));
+
+ kos_memset(shadowprop, 0, sizeof(gsl_shadowprop_t));
+
+#ifdef GSL_DEVICE_SHADOW_MEMSTORE_TO_USER
+ if (device->memstore.hostptr)
+ {
+ shadowprop->hostaddr = (unsigned int) device->memstore.hostptr;
+ shadowprop->size = device->memstore.size;
+ shadowprop->flags = GSL_FLAGS_INITIALIZED;
+ }
+#endif // GSL_DEVICE_SHADOW_MEMSTORE_TO_USER
+
+ break;
+ }
+
+ default:
+ {
+ if (device->ftbl.device_getproperty)
+ {
+ status = device->ftbl.device_getproperty(device, type, value, sizebytes);
+ }
+
+ break;
+ }
+ }
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_getproperty. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_setproperty(gsl_deviceid_t device_id, gsl_property_type_t type, void *value, unsigned int sizebytes)
+{
+ int status = GSL_SUCCESS;
+ gsl_device_t *device;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_setproperty(gsl_deviceid_t device_id=%D, gsl_property_type_t type=%d, void *value=0x08x, unsigned int sizebytes=%d)\n", device_id, type, value, sizebytes );
+
+ KOS_ASSERT(value);
+
+ GSL_API_MUTEX_LOCK();
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ if (device->flags & GSL_FLAGS_INITIALIZED)
+ {
+ if (device->ftbl.device_setproperty)
+ {
+ status = device->ftbl.device_setproperty(device, type, value, sizebytes);
+ }
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_setproperty. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_start(gsl_deviceid_t device_id, gsl_flags_t flags)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+ gsl_device_t *device;
+ gsl_hal_t *hal = (gsl_hal_t *)gsl_driver.hal;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_start(gsl_deviceid_t device_id=%D, gsl_flags_t flags=%d)\n", device_id, flags );
+
+ GSL_API_MUTEX_LOCK();
+
+ if ((GSL_DEVICE_G12 == device_id) && !(hal->has_z160)) {
+ GSL_API_MUTEX_UNLOCK();
+ return GSL_FAILURE_NOTSUPPORTED;
+ }
+
+ if ((GSL_DEVICE_YAMATO == device_id) && !(hal->has_z430)) {
+ GSL_API_MUTEX_UNLOCK();
+ return GSL_FAILURE_NOTSUPPORTED;
+ }
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ kgsl_device_active(device);
+
+ if (!(device->flags & GSL_FLAGS_INITIALIZED))
+ {
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_ERROR, "ERROR: Trying to start uninitialized device.\n" );
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_start. Return value %B\n", GSL_FAILURE );
+ return (GSL_FAILURE);
+ }
+
+ device->refcnt++;
+
+ if (device->flags & GSL_FLAGS_STARTED)
+ {
+ GSL_API_MUTEX_UNLOCK();
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_start. Return value %B\n", GSL_SUCCESS );
+ return (GSL_SUCCESS);
+ }
+
+ // start device in safe mode
+ if (flags & GSL_FLAGS_SAFEMODE)
+ {
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_INFO, "Running the device in safe mode.\n" );
+ device->flags |= GSL_FLAGS_SAFEMODE;
+ }
+
+ if (device->ftbl.device_start)
+ {
+ status = device->ftbl.device_start(device, flags);
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_start. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_stop(gsl_deviceid_t device_id)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+ gsl_device_t *device;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_stop(gsl_deviceid_t device_id=%D)\n", device_id );
+
+ GSL_API_MUTEX_LOCK();
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ if (device->flags & GSL_FLAGS_STARTED)
+ {
+ KOS_ASSERT(device->refcnt);
+
+ device->refcnt--;
+
+ if (device->refcnt == 0)
+ {
+ if (device->ftbl.device_stop)
+ {
+ status = device->ftbl.device_stop(device);
+ }
+ }
+ else
+ {
+ status = GSL_SUCCESS;
+ }
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_stop. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_idle(gsl_deviceid_t device_id, unsigned int timeout)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+ gsl_device_t *device;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_idle(gsl_deviceid_t device_id=%D, unsigned int timeout=%d)\n", device_id, timeout );
+
+ GSL_API_MUTEX_LOCK();
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ kgsl_device_active(device);
+
+ if (device->ftbl.device_idle)
+ {
+ status = device->ftbl.device_idle(device, timeout);
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_idle. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_regread(gsl_deviceid_t device_id, unsigned int offsetwords, unsigned int *value)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+ gsl_device_t *device;
+
+
+#ifdef GSL_LOG
+ if( offsetwords != mmRBBM_STATUS && offsetwords != mmCP_RB_RPTR ) // Would otherwise flood the log
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_regread(gsl_deviceid_t device_id=%D, unsigned int offsetwords=%R, unsigned int *value=0x%08x)\n", device_id, offsetwords, value );
+#endif
+
+ GSL_API_MUTEX_LOCK();
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ KOS_ASSERT(value);
+ KOS_ASSERT(offsetwords < device->regspace.sizebytes);
+
+ if (device->ftbl.device_regread)
+ {
+ status = device->ftbl.device_regread(device, offsetwords, value);
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+#ifdef GSL_LOG
+ if( offsetwords != mmRBBM_STATUS && offsetwords != mmCP_RB_RPTR )
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_regread. Return value %B\n", status );
+#endif
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_regwrite(gsl_deviceid_t device_id, unsigned int offsetwords, unsigned int value)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+ gsl_device_t *device;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_regwrite(gsl_deviceid_t device_id=%D, unsigned int offsetwords=%R, unsigned int value=0x%08x)\n", device_id, offsetwords, value );
+
+ GSL_API_MUTEX_LOCK();
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ KOS_ASSERT(offsetwords < device->regspace.sizebytes);
+
+ if (device->ftbl.device_regwrite)
+ {
+ status = device->ftbl.device_regwrite(device, offsetwords, value);
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_regwrite. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+KGSL_API int
+kgsl_device_waitirq(gsl_deviceid_t device_id, gsl_intrid_t intr_id, unsigned int *count, unsigned int timeout)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+ gsl_device_t *device;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_waitirq(gsl_deviceid_t device_id=%D, gsl_intrid_t intr_id=%d, unsigned int *count=0x%08x, unsigned int timout=0x%08x)\n", device_id, intr_id, count, timeout);
+
+ GSL_API_MUTEX_LOCK();
+
+ device = &gsl_driver.device[device_id-1]; // device_id is 1 based
+
+ if (device->ftbl.device_waitirq)
+ {
+ status = device->ftbl.device_waitirq(device, intr_id, count, timeout);
+ }
+
+ GSL_API_MUTEX_UNLOCK();
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_waitirq. Return value %B\n", status );
+
+ return (status);
+}
+
+//----------------------------------------------------------------------------
+
+int
+kgsl_device_runpending(gsl_device_t *device)
+{
+ int status = GSL_FAILURE_NOTINITIALIZED;
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE,
+ "--> int kgsl_device_runpending(gsl_device_t *device=0x%08x )\n", device );
+
+ if (device->flags & GSL_FLAGS_INITIALIZED)
+ {
+ if (device->ftbl.device_runpending)
+ {
+ status = device->ftbl.device_runpending(device);
+ }
+ }
+
+ // free any pending freeontimestamps
+ kgsl_cmdstream_memqueue_drain(device);
+
+ kgsl_log_write( KGSL_LOG_GROUP_DEVICE | KGSL_LOG_LEVEL_TRACE, "<-- kgsl_device_runpending. Return value %B\n", status );
+
+ return (status);
+}
+