From 63e9d8eb9ad80724f2567aaa7c05cb2c7acfd4b1 Mon Sep 17 00:00:00 2001 From: Aparna Das Date: Fri, 31 Jan 2020 12:34:07 -0800 Subject: gpu: nvgpu: vgpu: add mmu_debug_mode support Added two new IVC commands that set gr and fb mmu debug mode. Bug 2586624 Change-Id: I358fb04713a9754fb209c0a90d02130dd4a1caf6 Reviewed-on: https://git-master.nvidia.com/r/2204980 (cherry picked from commit db4e5b09891aff075dfffb7cc2fe0630a71ab9a6) Signed-off-by: Aparna Das Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2288347 Reviewed-by: Kajetan Dutka Reviewed-by: Yu-Huan Hsu Reviewed-by: mobile promotions GVS: Gerrit_Virtual_Submit Tested-by: Kajetan Dutka Tested-by: mobile promotions --- drivers/gpu/nvgpu/vgpu/fb_vgpu.c | 45 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 drivers/gpu/nvgpu/vgpu/fb_vgpu.c (limited to 'drivers/gpu/nvgpu/vgpu/fb_vgpu.c') diff --git a/drivers/gpu/nvgpu/vgpu/fb_vgpu.c b/drivers/gpu/nvgpu/vgpu/fb_vgpu.c new file mode 100644 index 00000000..cb7ea861 --- /dev/null +++ b/drivers/gpu/nvgpu/vgpu/fb_vgpu.c @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include + +#include "fb_vgpu.h" + +void vgpu_fb_set_mmu_debug_mode(struct gk20a *g, bool enable) +{ + struct tegra_vgpu_cmd_msg msg = {}; + struct tegra_vgpu_fb_set_mmu_debug_mode_params *p = + &msg.params.fb_set_mmu_debug_mode; + int err; + + msg.cmd = TEGRA_VGPU_CMD_FB_SET_MMU_DEBUG_MODE; + msg.handle = vgpu_get_handle(g); + p->enable = enable ? 1U : 0U; + err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg)); + err = err != 0 ? err : msg.ret; + if (err != 0) { + nvgpu_err(g, + "fb set mmu debug mode failed err %d", err); + } +} -- cgit v1.2.2