diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/intel_ioctl.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_ioctl.c | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_ioctl.c b/src/mesa/drivers/dri/i965/intel_ioctl.c index f3b76db2153..0a8e976f706 100644 --- a/src/mesa/drivers/dri/i965/intel_ioctl.c +++ b/src/mesa/drivers/dri/i965/intel_ioctl.c @@ -43,6 +43,26 @@ #include "drm.h" #include "bufmgr.h" +static int intelWaitIdleLocked( struct intel_context *intel ) +{ + static int in_wait_idle = 0; + unsigned int fence; + + if (!in_wait_idle) { + if (INTEL_DEBUG & DEBUG_SYNC) { + fprintf(stderr, "waiting for idle\n"); + } + + in_wait_idle = 1; + fence = bmSetFence(intel); + intelWaitIrq(intel, fence); + in_wait_idle = 0; + + return bmTestFence(intel, fence); + } else { + return 1; + } +} int intelEmitIrqLocked( struct intel_context *intel ) { @@ -88,7 +108,8 @@ void intelWaitIrq( struct intel_context *intel, int seq ) /* This seems quite often to return before it should!?! */ - } while (ret == -EAGAIN || ret == -EINTR || (ret == -EBUSY && lastdispatch != intel->sarea->last_dispatch) || (ret == 0 && seq > intel->sarea->last_dispatch)); + } while (ret == -EAGAIN || ret == -EINTR || (ret == -EBUSY && lastdispatch != intel->sarea->last_dispatch) || (ret == 0 && seq > intel->sarea->last_dispatch) + || (ret == 0 && intel->sarea->last_dispatch - seq >= (1 << 24))); if ( ret ) { @@ -140,7 +161,11 @@ void intel_batch_ioctl( struct intel_context *intel, UNLOCK_HARDWARE(intel); exit(1); } - } + + if (INTEL_DEBUG & DEBUG_SYNC) { + intelWaitIdleLocked(intel); + } + } } void intel_cmd_ioctl( struct intel_context *intel, @@ -172,5 +197,9 @@ void intel_cmd_ioctl( struct intel_context *intel, UNLOCK_HARDWARE(intel); exit(1); } - } + + if (INTEL_DEBUG & DEBUG_SYNC) { + intelWaitIdleLocked(intel); + } + } } |