diff options
Diffstat (limited to 'drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c')
| -rw-r--r-- | drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c | 29 |
1 files changed, 6 insertions, 23 deletions
diff --git a/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c b/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c index 94593d8e9968..01f71d8e4176 100644 --- a/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c +++ b/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c @@ -201,11 +201,9 @@ _TryToIdleGPU( { gceSTATUS status; gctBOOL empty = gcvFALSE, idle = gcvFALSE; - gctUINT32 process, thread; gctBOOL powerLocked = gcvFALSE; gckHARDWARE hardware; - gcmkHEADER_ARG("Event=0x%x", Event); /* Verify the arguments. */ @@ -215,7 +213,6 @@ _TryToIdleGPU( hardware = Event->kernel->hardware; gcmkVERIFY_OBJECT(hardware, gcvOBJ_HARDWARE); - /* Check whether the event queue is empty. */ gcmkONERROR(gckEVENT_IsEmpty(Event, &empty)); @@ -224,30 +221,17 @@ _TryToIdleGPU( status = gckOS_AcquireMutex(hardware->os, hardware->powerMutex, 0); if (status == gcvSTATUS_TIMEOUT) { - gcmkONERROR(gckOS_GetProcessID(&process)); - gcmkONERROR(gckOS_GetThreadID(&thread)); - - /* Just return to prevent deadlock. */ - if ((hardware->powerProcess != process) - || (hardware->powerThread != thread)) - { - gcmkFOOTER_NO(); - return gcvSTATUS_OK; - } - } - else - { - powerLocked = gcvTRUE; + gcmkFOOTER_NO(); + return gcvSTATUS_OK; } + powerLocked = gcvTRUE; + /* Query whether the hardware is idle. */ gcmkONERROR(gckHARDWARE_QueryIdle(Event->kernel->hardware, &idle)); - if (powerLocked) - { - gcmkONERROR(gckOS_ReleaseMutex(hardware->os, hardware->powerMutex)); - powerLocked = gcvFALSE; - } + gcmkONERROR(gckOS_ReleaseMutex(hardware->os, hardware->powerMutex)); + powerLocked = gcvFALSE; if (idle) { @@ -262,7 +246,6 @@ _TryToIdleGPU( return gcvSTATUS_OK; OnError: - if (powerLocked) { gcmkONERROR(gckOS_ReleaseMutex(hardware->os, hardware->powerMutex)); |