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ide: remove obsoleted "hdx=autotune" kernel parameter

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* Remove obsoleted "hdx=autotune" kernel parameter
  (we always auto-tune PIO if possible nowadays).

* Remove no longer needed ide_drive_t.autotune flag.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-04-27 15:38:29 +02:00
parent e160124ff6
commit 207daeaabb
4 changed files with 2 additions and 15 deletions
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7
Documentation/ide/ide.txt
View file

@ -196,13 +196,6 @@ Summary of ide driver parameters for kernel command line
"hdx=cyl,head,sect" : disk drive is present, with specified geometry "hdx=cyl,head,sect" : disk drive is present, with specified geometry
"hdx=autotune" : driver will attempt to tune interface speed
to the fastest PIO mode supported,
if possible for this drive only.
Not fully supported by all chipset types,
and quite likely to cause trouble with
older/odd IDE drives.
"hdx=nodma" : disallow DMA "hdx=nodma" : disallow DMA
"ide=doubler" : probe/support IDE doublers on Amiga "ide=doubler" : probe/support IDE doublers on Amiga

4
drivers/ide/ide-probe.c
View file

@ -827,8 +827,7 @@ static void ide_port_tune_devices(ide_hwif_t *hwif)
ide_drive_t *drive = &hwif->drives[unit]; ide_drive_t *drive = &hwif->drives[unit];
if (drive->present) { if (drive->present) {
if (drive->autotune) ide_set_max_pio(drive);
ide_set_max_pio(drive);
drive->nice1 = 1; drive->nice1 = 1;
@ -1325,7 +1324,6 @@ static void ide_port_init_devices(ide_hwif_t *hwif)
drive->unmask = 1; drive->unmask = 1;
if (hwif->host_flags & IDE_HFLAG_NO_UNMASK_IRQS) if (hwif->host_flags & IDE_HFLAG_NO_UNMASK_IRQS)
drive->no_unmask = 1; drive->no_unmask = 1;
drive->autotune = 1;
} }
if (port_ops && port_ops->port_init_devs) if (port_ops && port_ops->port_init_devs)

5
drivers/ide/ide.c
View file

@ -900,7 +900,7 @@ static int __init ide_setup(char *s)
if (s[0] == 'h' && s[1] == 'd' && s[2] >= 'a' && s[2] <= max_drive) { if (s[0] == 'h' && s[1] == 'd' && s[2] >= 'a' && s[2] <= max_drive) {
const char *hd_words[] = { const char *hd_words[] = {
"none", "noprobe", "nowerr", "cdrom", "nodma", "none", "noprobe", "nowerr", "cdrom", "nodma",
"autotune", "-7", "-8", "-9", "-10", "-6", "-7", "-8", "-9", "-10",
"noflush", "remap", "remap63", "scsi", NULL }; "noflush", "remap", "remap63", "scsi", NULL };
unit = s[2] - 'a'; unit = s[2] - 'a';
hw = unit / MAX_DRIVES; hw = unit / MAX_DRIVES;
@ -928,9 +928,6 @@ static int __init ide_setup(char *s)
case -5: /* nodma */ case -5: /* nodma */
drive->nodma = 1; drive->nodma = 1;
goto done; goto done;
case -6: /* "autotune" */
drive->autotune = 1;
goto obsolete_option;
case -11: /* noflush */ case -11: /* noflush */
drive->noflush = 1; drive->noflush = 1;
goto done; goto done;

1
include/linux/ide.h
View file

@ -321,7 +321,6 @@ typedef struct ide_drive_s {
unsigned atapi_overlap : 1; /* ATAPI overlap (not supported) */ unsigned atapi_overlap : 1; /* ATAPI overlap (not supported) */
unsigned doorlocking : 1; /* for removable only: door lock/unlock works */ unsigned doorlocking : 1; /* for removable only: door lock/unlock works */
unsigned nodma : 1; /* disallow DMA */ unsigned nodma : 1; /* disallow DMA */
unsigned autotune : 1; /* 0=default, 1=autotune */
unsigned remap_0_to_1 : 1; /* 0=noremap, 1=remap 0->1 (for EZDrive) */ unsigned remap_0_to_1 : 1; /* 0=noremap, 1=remap 0->1 (for EZDrive) */
unsigned blocked : 1; /* 1=powermanagment told us not to do anything, so sleep nicely */ unsigned blocked : 1; /* 1=powermanagment told us not to do anything, so sleep nicely */
unsigned vdma : 1; /* 1=doing PIO over DMA 0=doing normal DMA */ unsigned vdma : 1; /* 1=doing PIO over DMA 0=doing normal DMA */