GIT 8b491d750885ebe8e7d385ce4186c85957d67123 master.kernel.org:/pub/scm/linux/kernel/git/tglx/mtd-2.6.git --- diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c --- a/drivers/mtd/chips/cfi_cmdset_0001.c +++ b/drivers/mtd/chips/cfi_cmdset_0001.c @@ -4,7 +4,7 @@ * * (C) 2000 Red Hat. GPL'd * - * $Id: cfi_cmdset_0001.c,v 1.178 2005/05/19 17:05:43 nico Exp $ + * $Id: cfi_cmdset_0001.c,v 1.180 2005/07/20 21:01:13 tpoynor Exp $ * * * 10/10/2000 Nicolas Pitre @@ -252,6 +252,15 @@ read_pri_intelext(struct map_info *map, if (!extp) return NULL; + if (extp->MajorVersion != '1' || + (extp->MinorVersion < '0' || extp->MinorVersion > '3')) { + printk(KERN_ERR " Unknown Intel/Sharp Extended Query " + "version %c.%c.\n", extp->MajorVersion, + extp->MinorVersion); + kfree(extp); + return NULL; + } + /* Do some byteswapping if necessary */ extp->FeatureSupport = le32_to_cpu(extp->FeatureSupport); extp->BlkStatusRegMask = le16_to_cpu(extp->BlkStatusRegMask); diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -17,7 +17,7 @@ * * This code is GPL * - * $Id: cfi_cmdset_0002.c,v 1.118 2005/07/04 22:34:29 gleixner Exp $ + * $Id: cfi_cmdset_0002.c,v 1.120 2005/07/20 21:01:13 tpoynor Exp $ * */ @@ -253,6 +253,16 @@ struct mtd_info *cfi_cmdset_0002(struct return NULL; } + if (extp->MajorVersion != '1' || + (extp->MinorVersion < '0' || extp->MinorVersion > '4')) { + printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query " + "version %c.%c.\n", extp->MajorVersion, + extp->MinorVersion); + kfree(extp); + kfree(mtd); + return NULL; + } + /* Install our own private info structure */ cfi->cmdset_priv = extp; diff --git a/drivers/mtd/chips/cfi_cmdset_0020.c b/drivers/mtd/chips/cfi_cmdset_0020.c --- a/drivers/mtd/chips/cfi_cmdset_0020.c +++ b/drivers/mtd/chips/cfi_cmdset_0020.c @@ -4,7 +4,7 @@ * * (C) 2000 Red Hat. GPL'd * - * $Id: cfi_cmdset_0020.c,v 1.19 2005/07/13 15:52:45 dwmw2 Exp $ + * $Id: cfi_cmdset_0020.c,v 1.20 2005/07/20 21:01:14 tpoynor Exp $ * * 10/10/2000 Nicolas Pitre * - completely revamped method functions so they are aware and @@ -133,6 +133,15 @@ struct mtd_info *cfi_cmdset_0020(struct if (!extp) return NULL; + if (extp->MajorVersion != '1' || + (extp->MinorVersion < '0' || extp->MinorVersion > '3')) { + printk(KERN_ERR " Unknown ST Microelectronics" + " Extended Query version %c.%c.\n", + extp->MajorVersion, extp->MinorVersion); + kfree(extp); + return NULL; + } + /* Do some byteswapping if necessary */ extp->FeatureSupport = cfi32_to_cpu(extp->FeatureSupport); extp->BlkStatusRegMask = cfi32_to_cpu(extp->BlkStatusRegMask); diff --git a/drivers/mtd/chips/cfi_util.c b/drivers/mtd/chips/cfi_util.c --- a/drivers/mtd/chips/cfi_util.c +++ b/drivers/mtd/chips/cfi_util.c @@ -7,7 +7,7 @@ * * This code is covered by the GPL. * - * $Id: cfi_util.c,v 1.8 2004/12/14 19:55:56 nico Exp $ + * $Id: cfi_util.c,v 1.9 2005/07/20 21:01:14 tpoynor Exp $ * */ @@ -70,15 +70,6 @@ __xipram cfi_read_pri(struct map_info *m local_irq_enable(); #endif - if (extp->MajorVersion != '1' || - (extp->MinorVersion < '0' || extp->MinorVersion > '3')) { - printk(KERN_WARNING " Unknown %s Extended Query " - "version %c.%c.\n", name, extp->MajorVersion, - extp->MinorVersion); - kfree(extp); - extp = NULL; - } - out: return extp; } diff --git a/drivers/mtd/chips/sharp.c b/drivers/mtd/chips/sharp.c --- a/drivers/mtd/chips/sharp.c +++ b/drivers/mtd/chips/sharp.c @@ -4,7 +4,7 @@ * Copyright 2000,2001 David A. Schleef * 2000,2001 Lineo, Inc. * - * $Id: sharp.c,v 1.14 2004/08/09 13:19:43 dwmw2 Exp $ + * $Id: sharp.c,v 1.15 2005/08/02 20:36:05 tpoynor Exp $ * * Devices supported: * LH28F016SCT Symmetrical block flash memory, 2Mx8 @@ -31,6 +31,7 @@ #include #include #include +#include #define CMD_RESET 0xffffffff #define CMD_READ_ID 0x90909090 @@ -214,7 +215,7 @@ static int sharp_probe_map(struct map_in /* This function returns with the chip->mutex lock held. */ static int sharp_wait(struct map_info *map, struct flchip *chip) { - __u16 status; + int status, i; unsigned long timeo = jiffies + HZ; DECLARE_WAITQUEUE(wait, current); int adr = 0; @@ -227,13 +228,11 @@ retry: map_write32(map,CMD_READ_STATUS,adr); chip->state = FL_STATUS; case FL_STATUS: - status = map_read32(map,adr); -//printk("status=%08x\n",status); - - udelay(100); - if((status & SR_READY)!=SR_READY){ -//printk(".status=%08x\n",status); - udelay(100); + for(i=0;i<100;i++){ + status = map_read32(map,adr); + if((status & SR_READY)==SR_READY) + break; + udelay(1); } break; default: diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c --- a/drivers/mtd/mtd_blkdevs.c +++ b/drivers/mtd/mtd_blkdevs.c @@ -1,5 +1,5 @@ /* - * $Id: mtd_blkdevs.c,v 1.24 2004/11/16 18:28:59 dwmw2 Exp $ + * $Id: mtd_blkdevs.c,v 1.26 2005/07/29 19:42:04 tpoynor Exp $ * * (C) 2003 David Woodhouse * @@ -21,7 +21,6 @@ #include #include #include -#include static LIST_HEAD(blktrans_majors); @@ -290,10 +289,18 @@ int add_mtd_blktrans_dev(struct mtd_blkt gd->first_minor = (new->devnum) << tr->part_bits; gd->fops = &mtd_blktrans_ops; - snprintf(gd->disk_name, sizeof(gd->disk_name), - "%s%c", tr->name, (tr->part_bits?'a':'0') + new->devnum); - snprintf(gd->devfs_name, sizeof(gd->devfs_name), - "%s/%c", tr->name, (tr->part_bits?'a':'0') + new->devnum); + if (tr->part_bits) + if (new->devnum < 26) + snprintf(gd->disk_name, sizeof(gd->disk_name), + "%s%c", tr->name, 'a' + new->devnum); + else + snprintf(gd->disk_name, sizeof(gd->disk_name), + "%s%c%c", tr->name, + 'a' - 1 + new->devnum / 26, + 'a' + new->devnum % 26); + else + snprintf(gd->disk_name, sizeof(gd->disk_name), + "%s%d", tr->name, new->devnum); /* 2.5 has capacity in units of 512 bytes while still having BLOCK_SIZE_BITS set to 10. Just to keep us amused. */ @@ -411,8 +418,6 @@ int register_mtd_blktrans(struct mtd_blk return ret; } - devfs_mk_dir(tr->name); - INIT_LIST_HEAD(&tr->devs); list_add(&tr->list, &blktrans_majors); @@ -445,7 +450,6 @@ int deregister_mtd_blktrans(struct mtd_b tr->remove_dev(dev); } - devfs_remove(tr->name); blk_cleanup_queue(tr->blkcore_priv->rq); unregister_blkdev(tr->major, tr->name); diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -1,5 +1,5 @@ /* - * $Id: mtdchar.c,v 1.73 2005/07/04 17:36:41 gleixner Exp $ + * $Id: mtdchar.c,v 1.74 2005/08/04 01:05:48 tpoynor Exp $ * * Character-device access to raw MTD devices. * @@ -69,26 +69,23 @@ static loff_t mtd_lseek (struct file *fi switch (orig) { case 0: /* SEEK_SET */ - file->f_pos = offset; break; case 1: /* SEEK_CUR */ - file->f_pos += offset; + offset += file->f_pos; break; case 2: /* SEEK_END */ - file->f_pos =mtd->size + offset; + offset += mtd->size; break; default: return -EINVAL; } - if (file->f_pos < 0) - file->f_pos = 0; - else if (file->f_pos >= mtd->size) - file->f_pos = mtd->size - 1; + if (offset >= 0 && offset < mtd->size) + return file->f_pos = offset; - return file->f_pos; + return -EINVAL; }