(Resending for more visibility)
Here are the refreshed submitqueue/ringbuffer/preemption changes for 4.15. These are the original changes with bug fixes, improvements and suggestions squashed in:
- Moved SUBMITQUEUE_CLOSE param to a u32 instead of reusing the struct - Changed to use per-ring fence contexts - Squashed in Rob's change to the driver version - Squshed in fix for preemption race condition
These apply against drm-msm-next-2017-08-22 from ~robclark/linux.
Jordan Crouse (9): drm/msm: Add per-instance submit queues drm/msm: Move memptrs to msm_gpu drm/msm: Support multiple ringbuffers drm/msm: Add a parameter query for the number of ringbuffers drm/msm: Shadow current pointer in the ring until command is complete drm/msm: Make the value of RB_CNTL (almost) generic drm/msm: Implement preemption for A5XX targets drm/msm: Removed unused struct_mutex_task drm/msm: dump a rd GPUADDR header for all buffers in the command
drivers/gpu/drm/msm/Makefile | 4 +- drivers/gpu/drm/msm/adreno/a3xx_gpu.c | 10 +- drivers/gpu/drm/msm/adreno/a4xx_gpu.c | 10 +- drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 222 +++++++++++++++++++--- drivers/gpu/drm/msm/adreno/a5xx_gpu.h | 109 ++++++++++- drivers/gpu/drm/msm/adreno/a5xx_power.c | 6 +- drivers/gpu/drm/msm/adreno/a5xx_preempt.c | 305 ++++++++++++++++++++++++++++++ drivers/gpu/drm/msm/adreno/adreno_gpu.c | 183 +++++++++--------- drivers/gpu/drm/msm/adreno/adreno_gpu.h | 43 ++--- drivers/gpu/drm/msm/msm_drv.c | 71 ++++++- drivers/gpu/drm/msm/msm_drv.h | 28 +-- drivers/gpu/drm/msm/msm_fence.c | 2 +- drivers/gpu/drm/msm/msm_fence.h | 2 +- drivers/gpu/drm/msm/msm_gem.h | 5 +- drivers/gpu/drm/msm/msm_gem_submit.c | 26 ++- drivers/gpu/drm/msm/msm_gpu.c | 174 ++++++++++++----- drivers/gpu/drm/msm/msm_gpu.h | 51 +++-- drivers/gpu/drm/msm/msm_rd.c | 30 +-- drivers/gpu/drm/msm/msm_ringbuffer.c | 37 +++- drivers/gpu/drm/msm/msm_ringbuffer.h | 33 +++- drivers/gpu/drm/msm/msm_submitqueue.c | 152 +++++++++++++++ include/uapi/drm/msm_drm.h | 24 +++ 22 files changed, 1249 insertions(+), 278 deletions(-) create mode 100644 drivers/gpu/drm/msm/adreno/a5xx_preempt.c create mode 100644 drivers/gpu/drm/msm/msm_submitqueue.c