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/*
* Copyright 2023 Red Hat Inc.
*
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 <rm/rpc.h>
#include "nvrm/alloc.h"
#include "nvrm/rpcfn.h"
static int
r535_gsp_rpc_rm_free(struct nvkm_gsp_object *object)
{
struct nvkm_gsp_client *client = object->client;
struct nvkm_gsp *gsp = client->gsp;
rpc_free_v03_00 *rpc;
nvkm_debug(&gsp->subdev, "cli:0x%08x obj:0x%08x free\n",
client->object.handle, object->handle);
rpc = nvkm_gsp_rpc_get(gsp, NV_VGPU_MSG_FUNCTION_FREE, sizeof(*rpc));
if (WARN_ON(IS_ERR_OR_NULL(rpc)))
return -EIO;
rpc->params.hRoot = client->object.handle;
rpc->params.hObjectParent = 0;
rpc->params.hObjectOld = object->handle;
return nvkm_gsp_rpc_wr(gsp, rpc, NVKM_GSP_RPC_REPLY_RECV);
}
static void
r535_gsp_rpc_rm_alloc_done(struct nvkm_gsp_object *object, void *params)
{
rpc_gsp_rm_alloc_v03_00 *rpc = to_payload_hdr(params, rpc);
nvkm_gsp_rpc_done(object->client->gsp, rpc);
}
static void *
r535_gsp_rpc_rm_alloc_push(struct nvkm_gsp_object *object, void *params)
{
rpc_gsp_rm_alloc_v03_00 *rpc = to_payload_hdr(params, rpc);
struct nvkm_gsp *gsp = object->client->gsp;
void *ret = NULL;
rpc = nvkm_gsp_rpc_push(gsp, rpc, NVKM_GSP_RPC_REPLY_RECV, sizeof(*rpc));
if (IS_ERR_OR_NULL(rpc))
return rpc;
if (rpc->status) {
ret = ERR_PTR(r535_rpc_status_to_errno(rpc->status));
if (PTR_ERR(ret) != -EAGAIN && PTR_ERR(ret) != -EBUSY)
nvkm_error(&gsp->subdev, "RM_ALLOC: 0x%x\n", rpc->status);
}
nvkm_gsp_rpc_done(gsp, rpc);
return ret;
}
static void *
r535_gsp_rpc_rm_alloc_get(struct nvkm_gsp_object *object, u32 oclass,
u32 params_size)
{
struct nvkm_gsp_client *client = object->client;
struct nvkm_gsp *gsp = client->gsp;
rpc_gsp_rm_alloc_v03_00 *rpc;
nvkm_debug(&gsp->subdev, "cli:0x%08x obj:0x%08x new obj:0x%08x\n",
client->object.handle, object->parent->handle,
object->handle);
nvkm_debug(&gsp->subdev, "cls:0x%08x params_size:%d\n", oclass,
params_size);
rpc = nvkm_gsp_rpc_get(gsp, NV_VGPU_MSG_FUNCTION_GSP_RM_ALLOC,
sizeof(*rpc) + params_size);
if (IS_ERR(rpc))
return rpc;
rpc->hClient = client->object.handle;
rpc->hParent = object->parent->handle;
rpc->hObject = object->handle;
rpc->hClass = oclass;
rpc->status = 0;
rpc->paramsSize = params_size;
return rpc->params;
}
const struct nvkm_rm_api_alloc
r535_alloc = {
.get = r535_gsp_rpc_rm_alloc_get,
.push = r535_gsp_rpc_rm_alloc_push,
.done = r535_gsp_rpc_rm_alloc_done,
.free = r535_gsp_rpc_rm_free,
};
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