Files
linux-nvgpu/drivers/gpu/nvgpu/hal/fifo/ramfc_gp10b_fusa.c
2025-12-19 15:25:44 -08:00

61 lines
2.0 KiB
C

/*
* Copyright (c) 2015-2019, 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 <nvgpu/log.h>
#include <nvgpu/log2.h>
#include <nvgpu/nvgpu_mem.h>
#include <nvgpu/io.h>
#include <nvgpu/gk20a.h>
#include <nvgpu/channel.h>
#include <nvgpu/fifo.h>
#include "hal/fifo/ramfc_gk20a.h"
#include "hal/fifo/ramfc_gp10b.h"
#include <nvgpu/hw/gp10b/hw_ram_gp10b.h>
int gp10b_ramfc_commit_userd(struct nvgpu_channel *ch)
{
u32 addr_lo;
u32 addr_hi;
struct gk20a *g = ch->g;
nvgpu_log_fn(g, " ");
addr_lo = u64_lo32(ch->userd_iova >> ram_userd_base_shift_v());
addr_hi = u64_hi32(ch->userd_iova);
nvgpu_log_info(g, "channel %d : set ramfc userd 0x%16llx",
ch->chid, (u64)ch->userd_iova);
nvgpu_mem_wr32(g, &ch->inst_block,
ram_in_ramfc_w() + ram_fc_userd_w(),
g->ops.pbdma.get_userd_aperture_mask(g, ch->userd_mem) |
g->ops.pbdma.get_userd_addr(addr_lo));
nvgpu_mem_wr32(g, &ch->inst_block,
ram_in_ramfc_w() + ram_fc_userd_hi_w(),
g->ops.pbdma.get_userd_hi_addr(addr_hi));
return 0;
}