From 13231006671a1da11cfaf7a67e69430199820788 Mon Sep 17 00:00:00 2001 From: Konsta Holtta Date: Fri, 15 Jul 2016 15:52:52 +0300 Subject: gpu: nvgpu: add vidmem allocation ioctl Add NVGPU_GPU_IOCTL_ALLOC_VIDMEM to the ctrl fd for letting userspace allocate on-board GPU memory (aka vidmem). The allocations are returned as dmabuf fds. Also, report the amount of local video memory in the gpu characteristics. Jira DNVGPU-19 Jira DNVGPU-38 Change-Id: I28e361d31bb630b96d06bb1c86d022d91c7592bc Signed-off-by: Konsta Holtta Reviewed-on: http://git-master/r/1181152 GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu --- drivers/gpu/nvgpu/gk20a/gk20a.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/nvgpu/gk20a/gk20a.c') diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c index 04f82033..bb8cb33f 100644 --- a/drivers/gpu/nvgpu/gk20a/gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/gk20a.c @@ -2148,6 +2148,7 @@ int gk20a_init_gpu_characteristics(struct gk20a *g) gpu->default_compute_preempt_mode = g->gr.preemption_mode_rec.default_compute_preempt_mode; + gpu->local_video_memory_size = g->mm.vidmem.size; return 0; } -- cgit v1.2.2