diff options
Diffstat (limited to 'drivers/mtd/chips/gen_probe.c')
-rw-r--r-- | drivers/mtd/chips/gen_probe.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/mtd/chips/gen_probe.c b/drivers/mtd/chips/gen_probe.c index dc065b22f79..41bd59d20d8 100644 --- a/drivers/mtd/chips/gen_probe.c +++ b/drivers/mtd/chips/gen_probe.c @@ -2,7 +2,7 @@ * Routines common to all CFI-type probes. * (C) 2001-2003 Red Hat, Inc. * GPL'd - * $Id: gen_probe.c,v 1.22 2005/01/24 23:49:50 rmk Exp $ + * $Id: gen_probe.c,v 1.24 2005/11/07 11:14:23 gleixner Exp $ */ #include <linux/kernel.h> @@ -26,7 +26,7 @@ struct mtd_info *mtd_do_chip_probe(struct map_info *map, struct chip_probe *cp) /* First probe the map to see if we have CFI stuff there. */ cfi = genprobe_ident_chips(map, cp); - + if (!cfi) return NULL; @@ -36,12 +36,12 @@ struct mtd_info *mtd_do_chip_probe(struct map_info *map, struct chip_probe *cp) mtd = check_cmd_set(map, 1); /* First the primary cmdset */ if (!mtd) mtd = check_cmd_set(map, 0); /* Then the secondary */ - + if (mtd) return mtd; printk(KERN_WARNING"gen_probe: No supported Vendor Command Set found\n"); - + kfree(cfi->cfiq); kfree(cfi); map->fldrv_priv = NULL; @@ -60,14 +60,14 @@ static struct cfi_private *genprobe_ident_chips(struct map_info *map, struct chi memset(&cfi, 0, sizeof(cfi)); - /* Call the probetype-specific code with all permutations of + /* Call the probetype-specific code with all permutations of interleave and device type, etc. */ if (!genprobe_new_chip(map, cp, &cfi)) { /* The probe didn't like it */ printk(KERN_DEBUG "%s: Found no %s device at location zero\n", cp->name, map->name); return NULL; - } + } #if 0 /* Let the CFI probe routine do this sanity check. The Intel and AMD probe routines won't ever return a broken CFI structure anyway, @@ -92,13 +92,13 @@ static struct cfi_private *genprobe_ident_chips(struct map_info *map, struct chi } else { BUG(); } - + cfi.numchips = 1; - /* - * Allocate memory for bitmap of valid chips. - * Align bitmap storage size to full byte. - */ + /* + * Allocate memory for bitmap of valid chips. + * Align bitmap storage size to full byte. + */ max_chips = map->size >> cfi.chipshift; mapsize = (max_chips / 8) + ((max_chips % 8) ? 1 : 0); chip_map = kmalloc(mapsize, GFP_KERNEL); @@ -122,7 +122,7 @@ static struct cfi_private *genprobe_ident_chips(struct map_info *map, struct chi } /* - * Now allocate the space for the structures we need to return to + * Now allocate the space for the structures we need to return to * our caller, and copy the appropriate data into them. */ @@ -154,7 +154,7 @@ static struct cfi_private *genprobe_ident_chips(struct map_info *map, struct chi return retcfi; } - + static int genprobe_new_chip(struct map_info *map, struct chip_probe *cp, struct cfi_private *cfi) { @@ -189,7 +189,7 @@ extern cfi_cmdset_fn_t cfi_cmdset_0001; extern cfi_cmdset_fn_t cfi_cmdset_0002; extern cfi_cmdset_fn_t cfi_cmdset_0020; -static inline struct mtd_info *cfi_cmdset_unknown(struct map_info *map, +static inline struct mtd_info *cfi_cmdset_unknown(struct map_info *map, int primary) { struct cfi_private *cfi = map->fldrv_priv; @@ -199,7 +199,7 @@ static inline struct mtd_info *cfi_cmdset_unknown(struct map_info *map, cfi_cmdset_fn_t *probe_function; sprintf(probename, "cfi_cmdset_%4.4X", type); - + probe_function = inter_module_get_request(probename, probename); if (probe_function) { @@ -221,7 +221,7 @@ static struct mtd_info *check_cmd_set(struct map_info *map, int primary) { struct cfi_private *cfi = map->fldrv_priv; __u16 type = primary?cfi->cfiq->P_ID:cfi->cfiq->A_ID; - + if (type == P_ID_NONE || type == P_ID_RESERVED) return NULL; @@ -235,6 +235,7 @@ static struct mtd_info *check_cmd_set(struct map_info *map, int primary) #ifdef CONFIG_MTD_CFI_INTELEXT case 0x0001: case 0x0003: + case 0x0200: return cfi_cmdset_0001(map, primary); #endif #ifdef CONFIG_MTD_CFI_AMDSTD |