Files
linux-nvgpu/drivers/gpu/nvgpu/common/fifo/nvgpu_next_engines.c
Sagar Kadamati 3e43f92f21 gpu: nvgpu: add ga10b & ga100 sources
Mass copy ga10b & ga100 sources from nvgpu-next repo.
TOP COMMIT-ID: 98f530e6924c844a1bf46816933a7fe015f3cce1

Jira NVGPU-4771

Change-Id: Ibf7102e9208133f8ef3bd3a98381138d5396d831
Signed-off-by: Sagar Kadamati <skadamati@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2524817
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
2021-06-17 12:56:16 -07:00

80 lines
3.1 KiB
C

/*
* 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 <nvgpu/device.h>
#include <nvgpu/engines.h>
#include <nvgpu/runlist.h>
#include <nvgpu/gk20a.h>
#include <nvgpu/fifo.h>
int nvgpu_next_engine_init_one_dev(struct gk20a *g,
const struct nvgpu_device *dev)
{
struct nvgpu_device *dev_rw = (struct nvgpu_device *)dev;
/*
* Currently due to the nature of the nvgpu_next repo, this will still
* be called even on non-ga10b systems. Eventually this code will fold into
* the nvgpu-linux repo, at which point this logic will be present in
* nvgpu_engine_init_one_dev().
*
* In any event, the purpose of this is to make sure we _don't_ execute
* this code pre-ga10b. We can check for HALs that only exist on ga10x to
* short circuit.
*/
if (g->ops.runlist.get_engine_id_from_rleng_id == NULL) {
return 0;
}
/*
* Init PBDMA info for this device; needs FIFO to be alive to do this.
* SW expects at least pbdma instance0 to be valid.
*
* See JIRA NVGPU-4980 for multiple pbdma support.
*/
g->ops.runlist.get_pbdma_info(g,
dev->next.rl_pri_base,
&dev_rw->next.pbdma_info);
if (dev->next.pbdma_info.pbdma_id[ENGINE_PBDMA_INSTANCE0] ==
NVGPU_INVALID_PBDMA_ID) {
nvgpu_err(g, "busted pbdma info: no pbdma for engine id:%d",
dev->engine_id);
return -EINVAL;
}
dev_rw->pbdma_id = dev->next.pbdma_info.pbdma_id[ENGINE_PBDMA_INSTANCE0];
nvgpu_log(g, gpu_dbg_device, "Parsed engine: ID: %u", dev->engine_id);
nvgpu_log(g, gpu_dbg_device, " inst_id %u, runlist_id: %u, fault id %u",
dev->inst_id, dev->runlist_id, dev->fault_id);
nvgpu_log(g, gpu_dbg_device, " intr_id %u, reset_id %u",
dev->intr_id, dev->reset_id);
nvgpu_log(g, gpu_dbg_device, " engine_type %u",
dev->type);
nvgpu_log(g, gpu_dbg_device, " reset_id 0x%08x, rleng_id 0x%x",
dev->reset_id, dev->next.rleng_id);
nvgpu_log(g, gpu_dbg_device, " runlist_pri_base 0x%x",
dev->next.rl_pri_base);
return 0;
}