From 232595eaff951e96cabe5e85fed35f66b72ff51e Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Tue, 15 Jul 2008 21:21:46 +0200 Subject: ide: remove obsoleted "hdx=" kernel parameters * Remove obsoleted "hdx=" kernel parameters. * Remove no longer used stridx() and match_parm(). Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide.c | 139 +----------------------------------------------------- 1 file changed, 1 insertion(+), 138 deletions(-) (limited to 'drivers/ide/ide.c') diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index f65be738b16..6f600d81a97 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -721,90 +721,14 @@ set_val: EXPORT_SYMBOL(generic_ide_ioctl); -/* - * stridx() returns the offset of c within s, - * or -1 if c is '\0' or not found within s. - */ -static int __init stridx (const char *s, char c) -{ - char *i = strchr(s, c); - return (i && c) ? i - s : -1; -} - -/* - * match_parm() does parsing for ide_setup(): - * - * 1. the first char of s must be '='. - * 2. if the remainder matches one of the supplied keywords, - * the index (1 based) of the keyword is negated and returned. - * 3. if the remainder is a series of no more than max_vals numbers - * separated by commas, the numbers are saved in vals[] and a - * count of how many were saved is returned. Base10 is assumed, - * and base16 is allowed when prefixed with "0x". - * 4. otherwise, zero is returned. - */ -static int __init match_parm (char *s, const char *keywords[], int vals[], int max_vals) -{ - static const char *decimal = "0123456789"; - static const char *hex = "0123456789abcdef"; - int i, n; - - if (*s++ == '=') { - /* - * Try matching against the supplied keywords, - * and return -(index+1) if we match one - */ - if (keywords != NULL) { - for (i = 0; *keywords != NULL; ++i) { - if (!strcmp(s, *keywords++)) - return -(i+1); - } - } - /* - * Look for a series of no more than "max_vals" - * numeric values separated by commas, in base10, - * or base16 when prefixed with "0x". - * Return a count of how many were found. - */ - for (n = 0; (i = stridx(decimal, *s)) >= 0;) { - vals[n] = i; - while ((i = stridx(decimal, *++s)) >= 0) - vals[n] = (vals[n] * 10) + i; - if (*s == 'x' && !vals[n]) { - while ((i = stridx(hex, *++s)) >= 0) - vals[n] = (vals[n] * 0x10) + i; - } - if (++n == max_vals) - break; - if (*s == ',' || *s == ';') - ++s; - } - if (!*s) - return n; - } - return 0; /* zero = nothing matched */ -} - /* * ide_setup() gets called VERY EARLY during initialization, - * to handle kernel "command line" strings beginning with "hdx=" or "ide". + * to handle kernel "command line" strings beginning with "ide". * * Remember to update Documentation/ide/ide.txt if you change something here. */ static int __init ide_setup(char *s) { - ide_hwif_t *hwif; - ide_drive_t *drive; - unsigned int hw, unit; - int vals[3]; - const char max_drive = 'a' + ((MAX_HWIFS * MAX_DRIVES) - 1); - - if (strncmp(s,"hd",2) == 0 && s[2] == '=') /* hd= is for hd.c */ - return 0; /* driver and not us */ - - if (strncmp(s, "ide", 3) && strncmp(s, "hd", 2)) - return 0; - printk(KERN_INFO "ide_setup: %s", s); init_ide_data (); @@ -842,67 +766,6 @@ static int __init ide_setup(char *s) } #endif /* CONFIG_BLK_DEV_IDEACPI */ - /* - * Look for drive options: "hdx=" - */ - if (s[0] == 'h' && s[1] == 'd' && s[2] >= 'a' && s[2] <= max_drive) { - const char *hd_words[] = { - "none", "noprobe", "nowerr", "cdrom", "nodma", - "-6", "-7", "-8", "-9", "-10", - "noflush", "remap", "remap63", "scsi", NULL }; - unit = s[2] - 'a'; - hw = unit / MAX_DRIVES; - unit = unit % MAX_DRIVES; - hwif = &ide_hwifs[hw]; - drive = &hwif->drives[unit]; - if (strncmp(s + 4, "ide-", 4) == 0) { - strlcpy(drive->driver_req, s + 4, sizeof(drive->driver_req)); - goto obsolete_option; - } - switch (match_parm(&s[3], hd_words, vals, 3)) { - case -1: /* "none" */ - case -2: /* "noprobe" */ - drive->noprobe = 1; - goto obsolete_option; - case -3: /* "nowerr" */ - drive->bad_wstat = BAD_R_STAT; - goto obsolete_option; - case -4: /* "cdrom" */ - drive->present = 1; - drive->media = ide_cdrom; - /* an ATAPI device ignores DRDY */ - drive->ready_stat = 0; - goto obsolete_option; - case -5: /* nodma */ - drive->nodma = 1; - goto obsolete_option; - case -11: /* noflush */ - drive->noflush = 1; - goto obsolete_option; - case -12: /* "remap" */ - drive->remap_0_to_1 = 1; - goto obsolete_option; - case -13: /* "remap63" */ - drive->sect0 = 63; - goto obsolete_option; - case -14: /* "scsi" */ - drive->scsi = 1; - goto obsolete_option; - case 3: /* cyl,head,sect */ - drive->media = ide_disk; - drive->ready_stat = READY_STAT; - drive->cyl = drive->bios_cyl = vals[0]; - drive->head = drive->bios_head = vals[1]; - drive->sect = drive->bios_sect = vals[2]; - drive->present = 1; - drive->forced_geom = 1; - goto obsolete_option; - default: - goto bad_option; - } - } - -bad_option: printk(" -- BAD OPTION\n"); return 1; obsolete_option: -- cgit v1.2.3-18-g5258