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ec811ab654
Devices should be probed when they are used, not before. Drop this boot-time probing. Signed-off-by: Simon Glass <sjg@chromium.org>
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
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*
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* Authors:
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* Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
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*/
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#include <dm.h>
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#include <log.h>
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#include <nvmxip.h>
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#if CONFIG_IS_ENABLED(SANDBOX64)
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#include <asm/test.h>
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#endif
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#include <linux/bitops.h>
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/* LBA Macros */
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#define DEFAULT_LBA_SHIFT 10 /* 1024 bytes per block */
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#define DEFAULT_LBA_COUNT 1024 /* block count */
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#define DEFAULT_LBA_SZ BIT(DEFAULT_LBA_SHIFT)
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int nvmxip_probe(struct udevice *udev)
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{
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int ret;
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struct udevice *bdev = NULL;
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char bdev_name[NVMXIP_BLKDEV_NAME_SZ + 1];
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int devnum;
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devnum = uclass_id_count(UCLASS_NVMXIP);
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snprintf(bdev_name, NVMXIP_BLKDEV_NAME_SZ, "blk#%d", devnum);
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ret = blk_create_devicef(udev, NVMXIP_BLKDRV_NAME, bdev_name, UCLASS_NVMXIP,
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devnum, DEFAULT_LBA_SZ,
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DEFAULT_LBA_COUNT, &bdev);
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if (ret) {
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log_err("[%s]: failure during creation of the block device %s, error %d\n",
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udev->name, bdev_name, ret);
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return ret;
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}
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ret = blk_probe_or_unbind(bdev);
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if (ret) {
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log_err("[%s]: failure during probing the block device %s, error %d\n",
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udev->name, bdev_name, ret);
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return ret;
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}
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log_debug("[%s]: the block device %s ready for use\n", udev->name,
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bdev_name);
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return 0;
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}
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UCLASS_DRIVER(nvmxip) = {
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.name = "nvmxip",
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.id = UCLASS_NVMXIP,
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};
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