at25.c (688d794c4c3f8b08c814381ee2edd3ede5856056) at25.c (41ddcf67b864343690bffd8029a882377c3ff50b)
1/*
2 * at25.c -- support most SPI EEPROMs, such as Atmel AT25 models
3 *
4 * Copyright (C) 2006 David Brownell
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or

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407 if (!(at25 = kzalloc(sizeof *at25, GFP_KERNEL))) {
408 err = -ENOMEM;
409 goto fail;
410 }
411
412 mutex_init(&at25->lock);
413 at25->chip = chip;
414 at25->spi = spi_dev_get(spi);
1/*
2 * at25.c -- support most SPI EEPROMs, such as Atmel AT25 models
3 *
4 * Copyright (C) 2006 David Brownell
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or

--- 398 unchanged lines hidden (view full) ---

407 if (!(at25 = kzalloc(sizeof *at25, GFP_KERNEL))) {
408 err = -ENOMEM;
409 goto fail;
410 }
411
412 mutex_init(&at25->lock);
413 at25->chip = chip;
414 at25->spi = spi_dev_get(spi);
415 dev_set_drvdata(&spi->dev, at25);
415 spi_set_drvdata(spi, at25);
416 at25->addrlen = addrlen;
417
418 /* Export the EEPROM bytes through sysfs, since that's convenient.
419 * And maybe to other kernel code; it might hold a board's Ethernet
420 * address, or board-specific calibration data generated on the
421 * manufacturing floor.
422 *
423 * Default to root-only access to the data; EEPROMs often hold data

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458 kfree(at25);
459 return err;
460}
461
462static int at25_remove(struct spi_device *spi)
463{
464 struct at25_data *at25;
465
416 at25->addrlen = addrlen;
417
418 /* Export the EEPROM bytes through sysfs, since that's convenient.
419 * And maybe to other kernel code; it might hold a board's Ethernet
420 * address, or board-specific calibration data generated on the
421 * manufacturing floor.
422 *
423 * Default to root-only access to the data; EEPROMs often hold data

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458 kfree(at25);
459 return err;
460}
461
462static int at25_remove(struct spi_device *spi)
463{
464 struct at25_data *at25;
465
466 at25 = dev_get_drvdata(&spi->dev);
466 at25 = spi_get_drvdata(spi);
467 sysfs_remove_bin_file(&spi->dev.kobj, &at25->bin);
468 kfree(at25);
469 return 0;
470}
471
472/*-------------------------------------------------------------------------*/
473
474static struct spi_driver at25_driver = {

--- 14 unchanged lines hidden --- 		467 sysfs_remove_bin_file(&spi->dev.kobj, &at25->bin);
468 kfree(at25);
469 return 0;
470}
471
472/*-------------------------------------------------------------------------*/
473
474static struct spi_driver at25_driver = {

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