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146d8d3ce5
Add clk arbiter support for tu104 setup clk_arb for supporting functions in hal_tu04 TU104 supports GPCCLK and not GPC2CLK Remove multiplication and division by 2 to convert gpcclk to gpc2clk Provide support for following features *Domains: Currently GPCCLK is supported *clk Range: From P0 min to P0 max *Freq Points: Gives the VF curve from PMU *Default: Default value(P0 Max) *Current Pstate: P0 is supported All request for change is freq is validated against P0 value Out of bound values are trimmed to match the Pstate limits Multiple requests are supported and max of that will be set Requests are sent to PMU via change sequencer Bug 200454682 JIRA NVGPU-1653 Change-Id: I36735fa50c7963830ebc569a2ea2a2d7aafcf2ab Signed-off-by: Abdul Salam <absalam@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1982078 Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
41 lines
1.7 KiB
C
41 lines
1.7 KiB
C
/*
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* Copyright (c) 2016-2018, 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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#ifndef CLK_ARB_GV100_H
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#define CLK_ARB_GV100_H
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struct nvgpu_clk_session;
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struct nvgpu_clk_arb;
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u32 gv100_get_arbiter_clk_domains(struct gk20a *g);
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int gv100_get_arbiter_f_points(struct gk20a *g,u32 api_domain,
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u32 *num_points, u16 *freqs_in_mhz);
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int gv100_get_arbiter_clk_range(struct gk20a *g, u32 api_domain,
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u16 *min_mhz, u16 *max_mhz);
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int gv100_get_arbiter_clk_default(struct gk20a *g, u32 api_domain,
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u16 *default_mhz);
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int gv100_init_clk_arbiter(struct gk20a *g);
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void gv100_clk_arb_run_arbiter_cb(struct nvgpu_clk_arb *arb);
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void gv100_clk_arb_cleanup(struct nvgpu_clk_arb *arb);
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#endif /* CLK_ARB_GV100_H */
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