mirror of
https://github.com/AsahiLinux/u-boot
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63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
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/*
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* Copyright (C) 2017 NXP Semiconductors
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* Copyright (C) 2017 Bin Meng <bmeng.cn@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <errno.h>
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#include <dm.h>
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#include <dm/device.h>
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#include "nvme.h"
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static int nvme_info_init(struct uclass *uc)
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{
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struct nvme_info *info = (struct nvme_info *)uc->priv;
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info->ns_num = 0;
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info->ndev_num = 0;
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INIT_LIST_HEAD(&info->dev_list);
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nvme_info = info;
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return 0;
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}
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static int nvme_uclass_post_probe(struct udevice *udev)
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{
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char name[20];
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char *str;
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struct udevice *ns_udev;
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int i, ret;
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struct nvme_dev *ndev = dev_get_priv(udev);
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/* Create a blk device for each namespace */
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for (i = 0; i < ndev->nn; i++) {
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sprintf(name, "nvme-blk#%d", nvme_info->ns_num);
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str = strdup(name);
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if (!str)
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return -ENOMEM;
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/* The real blksz and size will be set by nvme_blk_probe() */
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ret = blk_create_device(udev, "nvme-blk", str, IF_TYPE_NVME,
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nvme_info->ns_num++, 512, 0, &ns_udev);
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if (ret) {
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free(str);
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nvme_info->ns_num--;
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return ret;
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}
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device_set_name_alloced(ns_udev);
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}
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return 0;
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}
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UCLASS_DRIVER(nvme) = {
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.name = "nvme",
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.id = UCLASS_NVME,
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.init = nvme_info_init,
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.post_probe = nvme_uclass_post_probe,
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.priv_auto_alloc_size = sizeof(struct nvme_info),
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};
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