There's nothing Samsung-/board-specfic about the implementation of ums_init(). Move the code into cmd_usb_mass_storage.c, so that it can be shared by any user of that command. Cc: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>master
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/*
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* Copyright (C) 2013 Samsung Electronics |
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* Lukasz Majewski <l.majewski@samsung.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 <usb_mass_storage.h> |
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#include <mmc.h> |
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#include <part.h> |
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static int ums_read_sector(struct ums *ums_dev, |
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ulong start, lbaint_t blkcnt, void *buf) |
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{ |
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block_dev_desc_t *block_dev = ums_dev->block_dev; |
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lbaint_t blkstart = start + ums_dev->start_sector; |
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int dev_num = block_dev->dev; |
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return block_dev->block_read(dev_num, blkstart, blkcnt, buf); |
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} |
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static int ums_write_sector(struct ums *ums_dev, |
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ulong start, lbaint_t blkcnt, const void *buf) |
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{ |
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block_dev_desc_t *block_dev = ums_dev->block_dev; |
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lbaint_t blkstart = start + ums_dev->start_sector; |
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int dev_num = block_dev->dev; |
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return block_dev->block_write(dev_num, blkstart, blkcnt, buf); |
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} |
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static struct ums ums_dev = { |
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.read_sector = ums_read_sector, |
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.write_sector = ums_write_sector, |
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.name = "UMS disk", |
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}; |
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struct ums *ums_init(unsigned int dev_num) |
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{ |
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struct mmc *mmc = NULL; |
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mmc = find_mmc_device(dev_num); |
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if (!mmc || mmc_init(mmc)) |
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return NULL; |
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ums_dev.block_dev = &mmc->block_dev; |
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ums_dev.start_sector = 0; |
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ums_dev.num_sectors = mmc->capacity / SECTOR_SIZE; |
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printf("UMS: disk start sector: %#x, count: %#x\n", |
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ums_dev.start_sector, ums_dev.num_sectors); |
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return &ums_dev; |
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} |
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