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git://nv-tegra.nvidia.com/linux-nvgpu.git
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012f46ef74
Move ivc comm related functions to ivc/comm_vgpu.c. These functions call os specific ivc counterparts. Jira GVSCI-334 Change-Id: I886dddb71c43975cb83a3508005ab1136b7adadc Signed-off-by: Aparna Das <aparnad@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2082183 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
94 lines
2.7 KiB
C
94 lines
2.7 KiB
C
/*
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* Copyright (c) 2018-2019, 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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#include <nvgpu/kmem.h>
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#include <nvgpu/vgpu/vgpu_ivc.h>
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#include <nvgpu/vgpu/vgpu.h>
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#include <nvgpu/errno.h>
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#include "common/vgpu/ecc_vgpu.h"
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#include "common/vgpu/ivc/comm_vgpu.h"
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int vgpu_ecc_get_info(struct gk20a *g)
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{
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struct vgpu_priv_data *priv = vgpu_get_priv_data(g);
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struct tegra_vgpu_cmd_msg msg = {0};
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struct tegra_vgpu_ecc_info_params *p = &msg.params.ecc_info;
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struct tegra_vgpu_ecc_info_entry *entry;
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struct vgpu_ecc_stat *stats;
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void *handle;
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int err, i, count;
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size_t oob_size;
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msg.cmd = TEGRA_VGPU_CMD_GET_ECC_INFO;
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msg.handle = vgpu_get_handle(g);
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err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg));
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err = err ? err : msg.ret;
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if (unlikely(err)) {
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nvgpu_err(g, "vgpu get_ecc_info failed, err=%d", err);
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return err;
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}
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count = p->ecc_stats_count;
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handle = vgpu_ivc_oob_get_ptr(vgpu_ivc_get_server_vmid(),
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TEGRA_VGPU_QUEUE_CMD,
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(void **)&entry, &oob_size);
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if (unlikely(!handle))
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return -EINVAL;
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if (unlikely(oob_size < count * sizeof(*entry))) {
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err = -E2BIG;
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goto out;
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}
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stats = nvgpu_kzalloc(g, count * sizeof(*stats));
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if (unlikely(!stats)) {
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err = -ENOMEM;
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goto out;
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}
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for (i = 0; i < count; i++) {
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stats[i].ecc_id = entry[i].ecc_id;
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(void) strncpy(stats[i].name, entry[i].name,
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NVGPU_ECC_STAT_NAME_MAX_SIZE);
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}
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priv->ecc_stats = stats;
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priv->ecc_stats_count = count;
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out:
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vgpu_ivc_oob_put_ptr(handle);
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return err;
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}
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void vgpu_ecc_remove_info(struct gk20a *g)
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{
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struct vgpu_priv_data *priv = vgpu_get_priv_data(g);
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priv->ecc_stats_count = 0;
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if (priv->ecc_stats) {
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nvgpu_kfree(g, priv->ecc_stats);
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priv->ecc_stats = NULL;
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}
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}
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