Commit 1ca54ce9 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Greg Kroah-Hartman
Browse files

misc: at25: Align comment style 



Make multi-line comment style aligned.
While at it, drop filename from the file.

Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211125213203.86693-11-andriy.shevchenko@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d6471ab9

drivers/misc/eeprom/at25.c

+20 −17
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-or-later

/*

 * at25.c -- support most SPI EEPROMs, such as Atmel AT25 models

 *	     and Cypress FRAMs FM25 models

 * Driver for most of the SPI EEPROMs, such as Atmel AT25 models

 * and Cypress FRAMs FM25 models.

 *

 * Copyright (C) 2006 David Brownell

 */
@@ -57,13 +57,14 @@ struct at25_data { 
#define	AT25_SR_BP1	0x08

#define	AT25_SR_WPEN	0x80		/* writeprotect enable */



#define	AT25_INSTR_BIT3	0x08		/* Additional address bit in instr */

#define	AT25_INSTR_BIT3	0x08		/* additional address bit in instr */



#define	FM25_ID_LEN	9		/* ID length */



#define EE_MAXADDRLEN	3		/* 24 bit addresses, up to 2 MBytes */



/* Specs often allow 5 msec for a page write, sometimes 20 msec;

/*

 * Specs often allow 5ms for a page write, sometimes 20ms;

 * it's important to recover from write timeouts.

 */

#define	EE_TIMEOUT	25
@@ -108,7 +109,7 @@ static int at25_ee_read(void *priv, unsigned int offset, 
		*cp++ = offset >> 8;

		fallthrough;

	case 1:

	case 0:	/* can't happen: for better codegen */

	case 0:	/* can't happen: for better code generation */

		*cp++ = offset >> 0;

	}
@@ -125,11 +126,12 @@ static int at25_ee_read(void *priv, unsigned int offset, 


	mutex_lock(&at25->lock);



	/* Read it all at once.

	/*

	 * Read it all at once.

	 *

	 * REVISIT that's potentially a problem with large chips, if

	 * other devices on the bus need to be accessed regularly or

	 * this chip is clocked very slowly

	 * this chip is clocked very slowly.

	 */

	status = spi_sync(at25->spi, &m);

	dev_dbg(&at25->spi->dev, "read %zu bytes at %d --> %zd\n",
@@ -139,9 +141,7 @@ static int at25_ee_read(void *priv, unsigned int offset, 
	return status;

}



/*

 * read extra registers as ID or serial number

 */

/* Read extra registers as ID or serial number */

static int fm25_aux_read(struct at25_data *at25, u8 *buf, uint8_t command,

			 int len)

{
@@ -207,7 +207,8 @@ static int at25_ee_write(void *priv, unsigned int off, void *val, size_t count) 
	if (!bounce)

		return -ENOMEM;



	/* For write, rollover is within the page ... so we write at

	/*

	 * For write, rollover is within the page ... so we write at

	 * most one page, then manually roll over to the next page.

	 */

	mutex_lock(&at25->lock);
@@ -241,7 +242,7 @@ static int at25_ee_write(void *priv, unsigned int off, void *val, size_t count) 
			*cp++ = offset >> 8;

			fallthrough;

		case 1:

		case 0:	/* can't happen: for better codegen */

		case 0:	/* can't happen: for better code generation */

			*cp++ = offset >> 0;

		}
@@ -257,8 +258,9 @@ static int at25_ee_write(void *priv, unsigned int off, void *val, size_t count) 
		if (status < 0)

			break;



		/* REVISIT this should detect (or prevent) failed writes

		 * to readonly sections of the EEPROM...

		/*

		 * REVISIT this should detect (or prevent) failed writes

		 * to read-only sections of the EEPROM...

		 */



		/* Wait for non-busy status */
@@ -427,7 +429,8 @@ static int at25_probe(struct spi_device *spi) 
	else

		is_fram = false;



	/* Ping the chip ... the status register is pretty portable,

	/*

	 * Ping the chip ... the status register is pretty portable,

	 * unlike probing manufacturer IDs. We do expect that system

	 * firmware didn't write it in the past few milliseconds!

	 */