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2531107818
Add debug prints in zbc table functions and add zbc debug flag to enable manageable and modular debug prints related to zbc. Bug 3156369 Change-Id: I0fd532ba6e4fd8dba125a2270ea70aaafdb2ed8e Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2434170 Reviewed-by: automaticguardword <automaticguardword@nvidia.com> Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com> Reviewed-by: Alex Waterman <alexw@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> GVS: Gerrit_Virtual_Submit
79 lines
2.8 KiB
C
79 lines
2.8 KiB
C
/*
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* Copyright (c) 2019-2020, NVIDIA CORPORATION. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <nvgpu/gk20a.h>
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#include <nvgpu/io.h>
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#include <nvgpu/gr/zbc.h>
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#include "zbc_gv11b.h"
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#include <nvgpu/hw/gv11b/hw_gr_gv11b.h>
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void gv11b_gr_zbc_init_table_indices(struct gk20a *g,
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struct nvgpu_gr_zbc_table_indices *zbc_indices)
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{
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/* Color indices */
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zbc_indices->min_color_index = NVGPU_GR_ZBC_STARTOF_TABLE;
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zbc_indices->max_color_index = gr_gpcs_swdx_dss_zbc_color_r__size_1_v();
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/* Depth indices */
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zbc_indices->min_depth_index = NVGPU_GR_ZBC_STARTOF_TABLE;
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zbc_indices->max_depth_index = gr_gpcs_swdx_dss_zbc_z__size_1_v();
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/* Stencil indices */
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zbc_indices->min_stencil_index = NVGPU_GR_ZBC_STARTOF_TABLE;
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zbc_indices->max_stencil_index = gr_gpcs_swdx_dss_zbc_s__size_1_v();
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}
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u32 gv11b_gr_zbc_get_gpcs_swdx_dss_zbc_c_format_reg(struct gk20a *g)
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{
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return gr_gpcs_swdx_dss_zbc_c_01_to_04_format_r();
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}
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u32 gv11b_gr_zbc_get_gpcs_swdx_dss_zbc_z_format_reg(struct gk20a *g)
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{
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return gr_gpcs_swdx_dss_zbc_z_01_to_04_format_r();
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}
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void gv11b_gr_zbc_add_stencil(struct gk20a *g,
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struct nvgpu_gr_zbc_entry *stencil_val, u32 index)
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{
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u32 zbc_s;
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u32 hw_index = nvgpu_safe_sub_u32(index, NVGPU_GR_ZBC_STARTOF_TABLE);
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nvgpu_log(g, gpu_dbg_zbc, "adding stencil at index %u", index);
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nvgpu_log(g, gpu_dbg_zbc, "stencil: 0x%08x",
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nvgpu_gr_zbc_get_entry_stencil(stencil_val));
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nvgpu_writel(g, gr_gpcs_swdx_dss_zbc_s_r(hw_index),
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nvgpu_gr_zbc_get_entry_stencil(stencil_val));
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/* update format register */
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zbc_s = nvgpu_readl(g, gr_gpcs_swdx_dss_zbc_s_01_to_04_format_r() +
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(hw_index & ~3U));
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zbc_s &= ~(U32(0x7f) << (hw_index % 4U) * 7U);
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zbc_s |= nvgpu_gr_zbc_get_entry_format(stencil_val) <<
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(hw_index % 4U) * 7U;
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nvgpu_writel(g, gr_gpcs_swdx_dss_zbc_s_01_to_04_format_r() +
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(hw_index & ~3U), zbc_s);
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}
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