diff options
Diffstat (limited to 'drivers/mtd/chips')
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0001.c | 11 | ||||
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0002.c | 12 | ||||
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0020.c | 11 | ||||
| -rw-r--r-- | drivers/mtd/chips/cfi_util.c | 11 | ||||
| -rw-r--r-- | drivers/mtd/chips/sharp.c | 17 |
5 files changed, 40 insertions, 22 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c index 0cfcd88468e0..1e99dffcc6ae 100644 --- 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 <nico@cam.org> @@ -252,6 +252,15 @@ read_pri_intelext(struct map_info *map, __u16 adr) 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 index 8505f118f2db..e3d31c749045 100644 --- 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 map_info *map, int primary) 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 index c894f8801578..d22df2d96788 100644 --- 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 <nico@cam.org> * - completely revamped method functions so they are aware and @@ -133,6 +133,15 @@ struct mtd_info *cfi_cmdset_0020(struct map_info *map, int primary) 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 index 2b2ede2bfcca..0cf183f01e49 100644 --- 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 *map, __u16 adr, __u16 size, const char* n 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 index c3cf0f63bc93..08376dbf5d62 100644 --- a/drivers/mtd/chips/sharp.c +++ b/drivers/mtd/chips/sharp.c @@ -4,7 +4,7 @@ * Copyright 2000,2001 David A. Schleef <ds@schleef.org> * 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 <linux/mtd/cfi.h> #include <linux/delay.h> #include <linux/init.h> +#include <linux/slab.h> #define CMD_RESET 0xffffffff #define CMD_READ_ID 0x90909090 @@ -214,7 +215,7 @@ static int sharp_probe_map(struct map_info *map,struct mtd_info *mtd) /* 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: |