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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/ctrl.h"
#include "nvrm/rpcfn.h"
static void
r535_gsp_rpc_rm_ctrl_done(struct nvkm_gsp_object *object, void *params)
{
rpc_gsp_rm_control_v03_00 *rpc = to_payload_hdr(params, rpc);
if (!params)
return;
nvkm_gsp_rpc_done(object->client->gsp, rpc);
}
static int
r535_gsp_rpc_rm_ctrl_push(struct nvkm_gsp_object *object, void **params, u32 repc)
{
rpc_gsp_rm_control_v03_00 *rpc = to_payload_hdr((*params), rpc);
struct nvkm_gsp *gsp = object->client->gsp;
int ret = 0;
rpc = nvkm_gsp_rpc_push(gsp, rpc, NVKM_GSP_RPC_REPLY_RECV, repc);
if (IS_ERR_OR_NULL(rpc)) {
*params = NULL;
return PTR_ERR(rpc);
}
if (rpc->status) {
ret = r535_rpc_status_to_errno(rpc->status);
if (ret != -EAGAIN && ret != -EBUSY)
nvkm_error(&gsp->subdev, "cli:0x%08x obj:0x%08x ctrl cmd:0x%08x failed: 0x%08x\n",
object->client->object.handle, object->handle, rpc->cmd, rpc->status);
}
if (repc)
*params = rpc->params;
else
nvkm_gsp_rpc_done(gsp, rpc);
return ret;
}
static void *
r535_gsp_rpc_rm_ctrl_get(struct nvkm_gsp_object *object, u32 cmd, u32 params_size)
{
struct nvkm_gsp_client *client = object->client;
struct nvkm_gsp *gsp = client->gsp;
rpc_gsp_rm_control_v03_00 *rpc;
nvkm_debug(&gsp->subdev, "cli:0x%08x obj:0x%08x ctrl cmd:0x%08x params_size:%d\n",
client->object.handle, object->handle, cmd, params_size);
rpc = nvkm_gsp_rpc_get(gsp, NV_VGPU_MSG_FUNCTION_GSP_RM_CONTROL,
sizeof(*rpc) + params_size);
if (IS_ERR(rpc))
return rpc;
rpc->hClient = client->object.handle;
rpc->hObject = object->handle;
rpc->cmd = cmd;
rpc->status = 0;
rpc->paramsSize = params_size;
return rpc->params;
}
const struct nvkm_rm_api_ctrl
r535_ctrl = {
.get = r535_gsp_rpc_rm_ctrl_get,
.push = r535_gsp_rpc_rm_ctrl_push,
.done = r535_gsp_rpc_rm_ctrl_done,
};
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