From a21e56d584641202327f64741b06b1cd9633d0f6 Mon Sep 17 00:00:00 2001 From: Peter Daifuku Date: Thu, 31 Mar 2016 14:57:20 -0700 Subject: gpu: nvgpu: vgpu: add support for VSM ioctls Add virtualized support for NUM_VSMS and VSMS_MAPPING ioctls. This requires adding an attribute request for the RM server, GPC0_TPC_COUNT JIRASW EVLR-253 Change-Id: Icaab4fadbbc9eab5d00cf78132928686944162df Signed-off-by: Peter Daifuku Reviewed-on: http://git-master/r/1130615 (cherry picked from commit 78514079382b0de48457db340e3479e99a012040) Reviewed-on: http://git-master/r/1133865 (cherry picked from commit 27a8e645e2787a43d0073f0be6e8f64c0f183228) Reviewed-on: http://git-master/r/1122553 GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom --- drivers/gpu/nvgpu/vgpu/gm20b/vgpu_gr_gm20b.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/nvgpu/vgpu/gm20b/vgpu_gr_gm20b.c') diff --git a/drivers/gpu/nvgpu/vgpu/gm20b/vgpu_gr_gm20b.c b/drivers/gpu/nvgpu/vgpu/gm20b/vgpu_gr_gm20b.c index 07d41b2e..fb1f31d8 100644 --- a/drivers/gpu/nvgpu/vgpu/gm20b/vgpu_gr_gm20b.c +++ b/drivers/gpu/nvgpu/vgpu/gm20b/vgpu_gr_gm20b.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -37,7 +37,30 @@ static void vgpu_gm20b_detect_sm_arch(struct gk20a *g) gr_gpc0_tpc0_sm_arch_warp_count_v(v); } +static int vgpu_gm20b_init_fs_state(struct gk20a *g) +{ + struct gr_gk20a *gr = &g->gr; + u32 tpc_index, gpc_index; + u32 sm_id = 0; + + gk20a_dbg_fn(""); + + for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++) { + for (tpc_index = 0; tpc_index < gr->gpc_tpc_count[gpc_index]; + tpc_index++) { + g->gr.sm_to_cluster[sm_id].tpc_index = tpc_index; + g->gr.sm_to_cluster[sm_id].gpc_index = gpc_index; + + sm_id++; + } + } + + gr->no_of_sm = sm_id; + return 0; +} + void vgpu_gm20b_init_gr_ops(struct gpu_ops *gops) { gops->gr.detect_sm_arch = vgpu_gm20b_detect_sm_arch; + gops->gr.init_fs_state = vgpu_gm20b_init_fs_state; } -- cgit v1.2.2