From 6393eddfa996fba03464f897b85aa5ec79860fed Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Mon, 29 Jan 2018 23:24:37 -0800 Subject: gpu: nvgpu: vgpu: move common files out of linux folder Most of files have been moved out of linux folder. More code could be common as halifying going on. Jira EVLR-2364 Change-Id: Ia9dbdbc82f45ceefe5c788eac7517000cd455d5e Signed-off-by: Richard Zhao Reviewed-on: https://git-master.nvidia.com/r/1649947 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/vgpu/ltc_vgpu.c | 69 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 drivers/gpu/nvgpu/vgpu/ltc_vgpu.c (limited to 'drivers/gpu/nvgpu/vgpu/ltc_vgpu.c') diff --git a/drivers/gpu/nvgpu/vgpu/ltc_vgpu.c b/drivers/gpu/nvgpu/vgpu/ltc_vgpu.c new file mode 100644 index 00000000..7e86ba38 --- /dev/null +++ b/drivers/gpu/nvgpu/vgpu/ltc_vgpu.c @@ -0,0 +1,69 @@ +/* + * Virtualized GPU L2 + * + * Copyright (c) 2014-2018 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 "gk20a/gk20a.h" +#include "ltc_vgpu.h" + +int vgpu_determine_L2_size_bytes(struct gk20a *g) +{ + struct vgpu_priv_data *priv = vgpu_get_priv_data(g); + + gk20a_dbg_fn(""); + + return priv->constants.l2_size; +} + +int vgpu_ltc_init_comptags(struct gk20a *g, struct gr_gk20a *gr) +{ + struct vgpu_priv_data *priv = vgpu_get_priv_data(g); + u32 max_comptag_lines = 0; + int err; + + gk20a_dbg_fn(""); + + gr->cacheline_size = priv->constants.cacheline_size; + gr->comptags_per_cacheline = priv->constants.comptags_per_cacheline; + gr->slices_per_ltc = priv->constants.slices_per_ltc; + max_comptag_lines = priv->constants.comptag_lines; + + if (max_comptag_lines < 2) + return -ENXIO; + + err = gk20a_comptag_allocator_init(g, &gr->comp_tags, max_comptag_lines); + if (err) + return err; + + return 0; +} + +void vgpu_ltc_init_fs_state(struct gk20a *g) +{ + struct vgpu_priv_data *priv = vgpu_get_priv_data(g); + + gk20a_dbg_fn(""); + + g->ltc_count = priv->constants.ltc_count; +} -- cgit v1.2.2