From f53a0dd96b25cfb64b17ab816ae1f9b0b144db07 Mon Sep 17 00:00:00 2001 From: Mahantesh Kumbar Date: Wed, 15 Nov 2017 16:37:27 +0530 Subject: gpu: nvgpu: falcon interface update -Added nvgpu_flcn_mem_scrub_wait() to falcon interface layer to poll imem/dmem scrubbing status complete check for 1msec with status check interval of 10usec. -Called nvgpu_flcn_mem_scrub_wait() in falcon reset interface to check scrubbing status upon falcon/engine reset. -Replaced mem scrubbing wait check code in pmu_enable_hw() by calling nvgpu_flcn_mem_scrub_wait() Bug 200346134 Change-Id: Iac68e24dea466f6dd5facc371947269db64d238d Signed-off-by: Mahantesh Kumbar Reviewed-on: https://git-master.nvidia.com/r/1598644 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/include/nvgpu/falcon.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/nvgpu/include') diff --git a/drivers/gpu/nvgpu/include/nvgpu/falcon.h b/drivers/gpu/nvgpu/include/nvgpu/falcon.h index 4be16576..1f104fa1 100644 --- a/drivers/gpu/nvgpu/include/nvgpu/falcon.h +++ b/drivers/gpu/nvgpu/include/nvgpu/falcon.h @@ -222,6 +222,7 @@ int nvgpu_flcn_reset(struct nvgpu_falcon *flcn); void nvgpu_flcn_set_irq(struct nvgpu_falcon *flcn, bool enable, u32 intr_mask, u32 intr_dest); bool nvgpu_flcn_get_mem_scrubbing_status(struct nvgpu_falcon *flcn); +int nvgpu_flcn_mem_scrub_wait(struct nvgpu_falcon *flcn); bool nvgpu_flcn_get_cpu_halted_status(struct nvgpu_falcon *flcn); bool nvgpu_flcn_get_idle_status(struct nvgpu_falcon *flcn); int nvgpu_flcn_copy_from_dmem(struct nvgpu_falcon *flcn, -- cgit v1.2.2