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authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-26 09:48:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-26 09:48:00 -0700
commit1292ebb82c00c69cf983e871faa221ce88ed3338 (patch)
tree91f624dd175c9d3e842db78789c6a0c79a78eee5 /drivers
parentb82287587ef9917afbea5fcbf7aa63424b6f3719 (diff)
parent784506cbddd17bcd5929f827df39b0c7014e3f1e (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (61 commits) ide: sanitize handling of IDE_HFLAG_NO_SET_MODE host flag sis5513: fail early for unsupported chipsets it821x: fix kzalloc() failure handling qd65xx: use IDE_HFLAG_SINGLE host flag qd65xx: always use ->selectproc method ide-cd: put proc-related functions together under single ifdef ide-cd: Replace __FUNCTION__ with __func__ IDE: Coding Style fixes to drivers/ide/ide-cd.c IDE: Coding Style fixes to drivers/ide/pci/cy82c693.c IDE: Coding Style fixes to drivers/ide/pci/it8213.c IDE: Coding Style fixes to drivers/ide/ide-floppy.c IDE: Coding Style fixes to drivers/ide/legacy/ali14xx.c IDE: Coding Style fixes to drivers/ide/legacy/hd.c IDE: Coding Style fixes to drivers/ide/pci/cmd640.c IDE: Coding Style fixes to drivers/ide/pci/opti621.c IDE: Coding Style fixes to drivers/ide/ide-pnp.c IDE: Coding Style fixes to drivers/ide/ide-proc.c IDE: Coding Style fixes to drivers/ide/legacy/ide-4drives.c IDE: Coding Style fixes to drivers/ide/legacy/umc8672.c IDE: Coding Style fixes to drivers/ide/pci/generic.c ...
Diffstat (limited to 'drivers')
-rw-r--r--drivers/ide/Kconfig2
-rw-r--r--drivers/ide/arm/bast-ide.c12
-rw-r--r--drivers/ide/arm/icside.c2
-rw-r--r--drivers/ide/arm/ide_arm.c2
-rw-r--r--drivers/ide/arm/palm_bk3710.c26
-rw-r--r--drivers/ide/arm/rapide.c2
-rw-r--r--drivers/ide/cris/ide-cris.c2
-rw-r--r--drivers/ide/h8300/ide-h8300.c3
-rw-r--r--drivers/ide/ide-cd.c412
-rw-r--r--drivers/ide/ide-cd.h4
-rw-r--r--drivers/ide/ide-disk.c159
-rw-r--r--drivers/ide/ide-dma.c13
-rw-r--r--drivers/ide/ide-floppy.c16
-rw-r--r--drivers/ide/ide-generic.c16
-rw-r--r--drivers/ide/ide-io.c4
-rw-r--r--drivers/ide/ide-lib.c22
-rw-r--r--drivers/ide/ide-pnp.c12
-rw-r--r--drivers/ide/ide-probe.c48
-rw-r--r--drivers/ide/ide-proc.c155
-rw-r--r--drivers/ide/ide.c69
-rw-r--r--drivers/ide/legacy/ali14xx.c30
-rw-r--r--drivers/ide/legacy/buddha.c2
-rw-r--r--drivers/ide/legacy/dtc2278.c22
-rw-r--r--drivers/ide/legacy/falconide.c9
-rw-r--r--drivers/ide/legacy/gayle.c2
-rw-r--r--drivers/ide/legacy/hd.c78
-rw-r--r--drivers/ide/legacy/ht6560b.c34
-rw-r--r--drivers/ide/legacy/ide-4drives.c36
-rw-r--r--drivers/ide/legacy/ide-cs.c2
-rw-r--r--drivers/ide/legacy/ide_platform.c7
-rw-r--r--drivers/ide/legacy/macide.c2
-rw-r--r--drivers/ide/legacy/q40ide.c2
-rw-r--r--drivers/ide/legacy/qd65xx.c165
-rw-r--r--drivers/ide/legacy/qd65xx.h1
-rw-r--r--drivers/ide/legacy/umc8672.c81
-rw-r--r--drivers/ide/mips/au1xxx-ide.c8
-rw-r--r--drivers/ide/mips/swarm.c9
-rw-r--r--drivers/ide/pci/aec62xx.c3
-rw-r--r--drivers/ide/pci/alim15x3.c1
-rw-r--r--drivers/ide/pci/amd74xx.c4
-rw-r--r--drivers/ide/pci/atiixp.c5
-rw-r--r--drivers/ide/pci/cmd640.c188
-rw-r--r--drivers/ide/pci/cmd64x.c9
-rw-r--r--drivers/ide/pci/cs5520.c3
-rw-r--r--drivers/ide/pci/cs5530.c3
-rw-r--r--drivers/ide/pci/cs5535.c2
-rw-r--r--drivers/ide/pci/cy82c693.c77
-rw-r--r--drivers/ide/pci/delkin_cb.c6
-rw-r--r--drivers/ide/pci/generic.c10
-rw-r--r--drivers/ide/pci/hpt34x.c2
-rw-r--r--drivers/ide/pci/hpt366.c2
-rw-r--r--drivers/ide/pci/it8213.c12
-rw-r--r--drivers/ide/pci/it821x.c25
-rw-r--r--drivers/ide/pci/jmicron.c4
-rw-r--r--drivers/ide/pci/ns87415.c3
-rw-r--r--drivers/ide/pci/opti621.c61
-rw-r--r--drivers/ide/pci/piix.c4
-rw-r--r--drivers/ide/pci/rz1000.c2
-rw-r--r--drivers/ide/pci/sc1200.c3
-rw-r--r--drivers/ide/pci/scc_pata.c17
-rw-r--r--drivers/ide/pci/serverworks.c5
-rw-r--r--drivers/ide/pci/sgiioc4.c12
-rw-r--r--drivers/ide/pci/siimage.c1
-rw-r--r--drivers/ide/pci/sis5513.c225
-rw-r--r--drivers/ide/pci/sl82c105.c3
-rw-r--r--drivers/ide/pci/slc90e66.c8
-rw-r--r--drivers/ide/pci/tc86c001.c28
-rw-r--r--drivers/ide/pci/triflex.c1
-rw-r--r--drivers/ide/pci/trm290.c1
-rw-r--r--drivers/ide/pci/via82cxxx.c4
-rw-r--r--drivers/ide/ppc/mpc8xx.c58
-rw-r--r--drivers/ide/ppc/pmac.c90
-rw-r--r--drivers/ide/setup-pci.c129
73 files changed, 1181 insertions, 1301 deletions
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 87532034d10..3f9e10001e1 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -1031,7 +1031,7 @@ comment "Other IDE chipsets support"
comment "Note: most of these also require special kernel boot parameters"
config BLK_DEV_4DRIVES
- bool "Generic 4 drives/port support"
+ tristate "Generic 4 drives/port support"
help
Certain older chipsets, including the Tekram 690CD, use a single set
of I/O ports at 0x1f0 to control up to four drives, instead of the
diff --git a/drivers/ide/arm/bast-ide.c b/drivers/ide/arm/bast-ide.c
index ec46c44b061..a80b9574865 100644
--- a/drivers/ide/arm/bast-ide.c
+++ b/drivers/ide/arm/bast-ide.c
@@ -21,6 +21,8 @@
#include <asm/arch/bast-map.h>
#include <asm/arch/bast-irq.h>
+#define DRV_NAME "bast-ide"
+
static int __init bastide_register(unsigned int base, unsigned int aux, int irq)
{
ide_hwif_t *hwif;
@@ -41,7 +43,7 @@ static int __init bastide_register(unsigned int base, unsigned int aux, int irq)
hw.io_ports[IDE_CONTROL_OFFSET] = aux + (6 * 0x20);
hw.irq = irq;
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif == NULL)
goto out;
@@ -53,6 +55,7 @@ static int __init bastide_register(unsigned int base, unsigned int aux, int irq)
ide_init_port_data(hwif, i);
ide_init_port_hw(hwif, &hw);
+ hwif->mmio = 1;
hwif->quirkproc = NULL;
idx[0] = i;
@@ -64,6 +67,8 @@ out:
static int __init bastide_init(void)
{
+ unsigned long base = BAST_VA_IDEPRI + BAST_IDE_CS;
+
/* we can treat the VR1000 and the BAST the same */
if (!(machine_is_bast() || machine_is_vr1000()))
@@ -71,6 +76,11 @@ static int __init bastide_init(void)
printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n");
+ if (!request_mem_region(base, 0x400000, DRV_NAME)) {
+ printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
+ return -EBUSY;
+ }
+
bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0);
bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1);
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c
index e816b0ffcfe..fd12bbe93f1 100644
--- a/drivers/ide/arm/icside.c
+++ b/drivers/ide/arm/icside.c
@@ -400,7 +400,7 @@ icside_setup(void __iomem *base, struct cardinfo *info, struct expansion_card *e
unsigned long port = (unsigned long)base + info->dataoffset;
ide_hwif_t *hwif;
- hwif = ide_find_port(port);
+ hwif = ide_find_port();
if (hwif) {
int i;
diff --git a/drivers/ide/arm/ide_arm.c b/drivers/ide/arm/ide_arm.c
index be9ff7334c5..82643df7c49 100644
--- a/drivers/ide/arm/ide_arm.c
+++ b/drivers/ide/arm/ide_arm.c
@@ -34,7 +34,7 @@ static int __init ide_arm_init(void)
ide_std_init_ports(&hw, IDE_ARM_IO, IDE_ARM_IO + 0x206);
hw.irq = IDE_ARM_IRQ;
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif) {
ide_init_port_hw(hwif, &hw);
idx[0] = hwif->index;
diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c
index 420fcb78a7c..666df779a5f 100644
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/arm/palm_bk3710.c
@@ -96,11 +96,11 @@ static void palm_bk3710_setudmamode(void __iomem *base, unsigned int dev,
u16 val16;
/* DMA Data Setup */
- t0 = (palm_bk3710_udmatimings[mode].cycletime + ide_palm_clk - 1)
- / ide_palm_clk - 1;
- tenv = (20 + ide_palm_clk - 1) / ide_palm_clk - 1;
- trp = (palm_bk3710_udmatimings[mode].rptime + ide_palm_clk - 1)
- / ide_palm_clk - 1;
+ t0 = DIV_ROUND_UP(palm_bk3710_udmatimings[mode].cycletime,
+ ide_palm_clk) - 1;
+ tenv = DIV_ROUND_UP(20, ide_palm_clk) - 1;
+ trp = DIV_ROUND_UP(palm_bk3710_udmatimings[mode].rptime,
+ ide_palm_clk) - 1;
/* udmatim Register */
val16 = readw(base + BK3710_UDMATIM) & (dev ? 0xFF0F : 0xFFF0);
@@ -141,8 +141,8 @@ static void palm_bk3710_setdmamode(void __iomem *base, unsigned int dev,
cycletime = max_t(int, t->cycle, min_cycle);
/* DMA Data Setup */
- t0 = (cycletime + ide_palm_clk - 1) / ide_palm_clk;
- td = (t->active + ide_palm_clk - 1) / ide_palm_clk;
+ t0 = DIV_ROUND_UP(cycletime, ide_palm_clk);
+ td = DIV_ROUND_UP(t->active, ide_palm_clk);
tkw = t0 - td - 1;
td -= 1;
@@ -168,9 +168,9 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
struct ide_timing *t;
/* PIO Data Setup */
- t0 = (cycletime + ide_palm_clk - 1) / ide_palm_clk;
- t2 = (ide_timing_find_mode(XFER_PIO_0 + mode)->active +
- ide_palm_clk - 1) / ide_palm_clk;
+ t0 = DIV_ROUND_UP(cycletime, ide_palm_clk);
+ t2 = DIV_ROUND_UP(ide_timing_find_mode(XFER_PIO_0 + mode)->active,
+ ide_palm_clk);
t2i = t0 - t2 - 1;
t2 -= 1;
@@ -192,8 +192,8 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
/* TASKFILE Setup */
t = ide_timing_find_mode(XFER_PIO_0 + mode);
- t0 = (t->cyc8b + ide_palm_clk - 1) / ide_palm_clk;
- t2 = (t->act8b + ide_palm_clk - 1) / ide_palm_clk;
+ t0 = DIV_ROUND_UP(t->cyc8b, ide_palm_clk);
+ t2 = DIV_ROUND_UP(t->act8b, ide_palm_clk);
t2i = t0 - t2 - 1;
t2 -= 1;
@@ -378,7 +378,7 @@ static int __devinit palm_bk3710_probe(struct platform_device *pdev)
hw.irq = irq->start;
hw.chipset = ide_palm3710;
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif == NULL)
goto out;
diff --git a/drivers/ide/arm/rapide.c b/drivers/ide/arm/rapide.c
index b30adcf321c..2c3d0ec91dc 100644
--- a/drivers/ide/arm/rapide.c
+++ b/drivers/ide/arm/rapide.c
@@ -44,7 +44,7 @@ rapide_probe(struct expansion_card *ec, const struct ecard_id *id)
goto release;
}
- hwif = ide_find_port((unsigned long)base);
+ hwif = ide_find_port();
if (hwif) {
memset(&hw, 0, sizeof(hw));
rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c
index 31266d27809..790a7759d45 100644
--- a/drivers/ide/cris/ide-cris.c
+++ b/drivers/ide/cris/ide-cris.c
@@ -804,7 +804,7 @@ static int __init init_e100_ide(void)
cris_setup_ports(&hw, cris_ide_base_address(h));
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif == NULL)
continue;
ide_init_port_data(hwif, hwif->index);
diff --git a/drivers/ide/h8300/ide-h8300.c b/drivers/ide/h8300/ide-h8300.c
index 4108ec4ffa7..92b02b96d7d 100644
--- a/drivers/ide/h8300/ide-h8300.c
+++ b/drivers/ide/h8300/ide-h8300.c
@@ -99,8 +99,7 @@ static int __init h8300_ide_init(void)
hw_setup(&hw);
- /* register if */
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif == NULL) {
printk(KERN_ERR "ide-h8300: IDE I/F register failed\n");
return -ENOENT;
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index fe5aefbf833..1afd95ad465 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -13,8 +13,8 @@
*
* Suggestions are welcome. Patches that work are more welcome though. ;-)
* For those wishing to work on this driver, please be sure you download
- * and comply with the latest Mt. Fuji (SFF8090 version 4) and ATAPI
- * (SFF-8020i rev 2.6) standards. These documents can be obtained by
+ * and comply with the latest Mt. Fuji (SFF8090 version 4) and ATAPI
+ * (SFF-8020i rev 2.6) standards. These documents can be obtained by
* anonymous ftp from:
* ftp://fission.dt.wdc.com/pub/standards/SFF_atapi/spec/SFF8020-r2.6/PS/8020r26.ps
* ftp://ftp.avc-pioneer.com/Mtfuji4/Spec/Fuji4r10.pdf
@@ -51,7 +51,7 @@
static DEFINE_MUTEX(idecd_ref_mutex);
-#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
+#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
#define ide_cd_g(disk) \
container_of((disk)->private_data, struct cdrom_info, driver)
@@ -83,13 +83,12 @@ static void ide_cd_put(struct cdrom_info *cd)
/* Mark that we've seen a media change, and invalidate our internal
buffers. */
-static void cdrom_saw_media_change (ide_drive_t *drive)
+static void cdrom_saw_media_change(ide_drive_t *drive)
{
struct cdrom_info *cd = drive->driver_data;
cd->cd_flags |= IDE_CD_FLAG_MEDIA_CHANGED;
cd->cd_flags &= ~IDE_CD_FLAG_TOC_VALID;
- cd->nsectors_buffered = 0;
}
static int cdrom_log_sense(ide_drive_t *drive, struct request *rq,
@@ -101,38 +100,39 @@ static int cdrom_log_sense(ide_drive_t *drive, struct request *rq,
return 0;
switch (sense->sense_key) {
- case NO_SENSE: case RECOVERED_ERROR:
- break;
- case NOT_READY:
- /*
- * don't care about tray state messages for
- * e.g. capacity commands or in-progress or
- * becoming ready
- */
- if (sense->asc == 0x3a || sense->asc == 0x04)
- break;
- log = 1;
- break;
- case ILLEGAL_REQUEST:
- /*
- * don't log START_STOP unit with LoEj set, since
- * we cannot reliably check if drive can auto-close
- */
- if (rq->cmd[0] == GPCMD_START_STOP_UNIT && sense->asc == 0x24)
- break;
- log = 1;
- break;
- case UNIT_ATTENTION:
- /*
- * Make good and sure we've seen this potential media
- * change. Some drives (i.e. Creative) fail to present
- * the correct sense key in the error register.
- */
- cdrom_saw_media_change(drive);
+ case NO_SENSE:
+ case RECOVERED_ERROR:
+ break;
+ case NOT_READY:
+ /*
+ * don't care about tray state messages for
+ * e.g. capacity commands or in-progress or
+ * becoming ready
+ */
+ if (sense->asc == 0x3a || sense->asc == 0x04)
break;
- default:
- log = 1;
+ log = 1;
+ break;
+ case ILLEGAL_REQUEST:
+ /*
+ * don't log START_STOP unit with LoEj set, since
+ * we cannot reliably check if drive can auto-close
+ */
+ if (rq->cmd[0] == GPCMD_START_STOP_UNIT && sense->asc == 0x24)
break;
+ log = 1;
+ break;
+ case UNIT_ATTENTION:
+ /*
+ * Make good and sure we've seen this potential media
+ * change. Some drives (i.e. Creative) fail to present
+ * the correct sense key in the error register.
+ */
+ cdrom_saw_media_change(drive);
+ break;
+ default:
+ log = 1;
+ break;
}
return log;
}
@@ -159,8 +159,8 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
if (sense->sense_key == 0x05 && sense->asc == 0x24)
return;
- if (sense->error_code == 0x70) { /* Current Error */
- switch(sense->sense_key) {
+ if (sense->error_code == 0x70) { /* Current Error */
+ switch (sense->sense_key) {
case MEDIUM_ERROR:
case VOLUME_OVERFLOW:
case ILLEGAL_REQUEST:
@@ -179,7 +179,7 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
bio_sectors = 4;
if (drive->queue->hardsect_size == 2048)
sector <<= 2; /* Device sector size is 2K */
- sector &= ~(bio_sectors -1);
+ sector &= ~(bio_sectors - 1);
valid = (sector - failed_command->sector) << 9;
if (valid < 0)
@@ -188,8 +188,8 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
drive->probed_capacity - sector < 4 * 75) {
set_capacity(info->disk, sector);
}
- }
- }
+ }
+ }
ide_cd_log_error(drive->name, failed_command, sense);
}
@@ -230,7 +230,7 @@ static void cdrom_queue_request_sense(ide_drive_t *drive, void *sense,
(void) ide_do_drive_cmd(drive, rq, ide_preempt);
}
-static void cdrom_end_request (ide_drive_t *drive, int uptodate)
+static void cdrom_end_request(ide_drive_t *drive, int uptodate)
{
struct request *rq = HWGROUP(drive)->rq;
int nsectors = rq->hard_cur_sectors;
@@ -293,7 +293,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
{
struct request *rq = HWGROUP(drive)->rq;
int stat, err, sense_key;
-
+
/* Check for errors. */
stat = ide_read_status(drive);
@@ -334,26 +334,26 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
/* Check for tray open. */
if (sense_key == NOT_READY) {
- cdrom_saw_media_change (drive);
+ cdrom_saw_media_change(drive);
} else if (sense_key == UNIT_ATTENTION) {
/* Check for media change. */
- cdrom_saw_media_change (drive);
+ cdrom_saw_media_change(drive);
/*printk("%s: media changed\n",drive->name);*/
return 0;
- } else if ((sense_key == ILLEGAL_REQUEST) &&
- (rq->cmd[0] == GPCMD_START_STOP_UNIT)) {
- /*
- * Don't print error message for this condition--
- * SFF8090i indicates that 5/24/00 is the correct
- * response to a request to close the tray if the
- * drive doesn't have that capability.
- * cdrom_log_sense() knows this!
- */
+ } else if (sense_key == ILLEGAL_REQUEST &&
+ rq->cmd[0] == GPCMD_START_STOP_UNIT) {
+ /*
+ * Don't print error message for this condition--
+ * SFF8090i indicates that 5/24/00 is the correct
+ * response to a request to close the tray if the
+ * drive doesn't have that capability.
+ * cdrom_log_sense() knows this!
+ */
} else if (!(rq->cmd_flags & REQ_QUIET)) {
/* Otherwise, print an error. */
ide_dump_status(drive, "packet command error", stat);
}
-
+
rq->cmd_flags |= REQ_FAILED;
/*
@@ -374,10 +374,10 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
if (sense_key == NOT_READY) {
/* Tray open. */
if (rq_data_dir(rq) == READ) {
- cdrom_saw_media_change (drive);
+ cdrom_saw_media_change(drive);
/* Fail the request. */
- printk ("%s: tray open\n", drive->name);
+ printk("%s: tray open\n", drive->name);
do_end_request = 1;
} else {
struct cdrom_info *info = drive->driver_data;
@@ -399,7 +399,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
*/
spin_lock_irqsave(&ide_lock, flags);
blk_plug_device(drive->queue);
- spin_unlock_irqrestore(&ide_lock,flags);
+ spin_unlock_irqrestore(&ide_lock, flags);
return 1;
}
}
@@ -407,25 +407,31 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
/* Media change. */
cdrom_saw_media_change (drive);
- /* Arrange to retry the request.
- But be sure to give up if we've retried
- too many times. */
+ /*
+ * Arrange to retry the request.
+ * But be sure to give up if we've retried
+ * too many times.
+ */
if (++rq->errors > ERROR_MAX)
do_end_request = 1;
} else if (sense_key == ILLEGAL_REQUEST ||
sense_key == DATA_PROTECT) {
- /* No point in retrying after an illegal
- request or data protect error.*/
- ide_dump_status_no_sense (drive, "command error", stat);
+ /*
+ * No point in retrying after an illegal
+ * request or data protect error.
+ */
+ ide_dump_status_no_sense(drive, "command error", stat);
do_end_request = 1;
} else if (sense_key == MEDIUM_ERROR) {
- /* No point in re-trying a zillion times on a bad
- * sector... If we got here the error is not correctable */
- ide_dump_status_no_sense (drive, "media error (bad sector)", stat);
+ /*
+ * No point in re-trying a zillion times on a bad
+ * sector... If we got here the error is not correctable
+ */
+ ide_dump_status_no_sense(drive, "media error (bad sector)", stat);
do_end_request = 1;
} else if (sense_key == BLANK_CHECK) {
/* Disk appears blank ?? */
- ide_dump_status_no_sense (drive, "media error (blank)", stat);
+ ide_dump_status_no_sense(drive, "media error (blank)", stat);
do_end_request = 1;
} else if ((err & ~ABRT_ERR) != 0) {
/* Go to the default handler
@@ -486,18 +492,18 @@ static int cdrom_timer_expiry(ide_drive_t *drive)
* ide_timer_expiry keep polling us for these.
*/
switch (rq->cmd[0]) {
- case GPCMD_BLANK:
- case GPCMD_FORMAT_UNIT:
- case GPCMD_RESERVE_RZONE_TRACK:
- case GPCMD_CLOSE_TRACK:
- case GPCMD_FLUSH_CACHE:
- wait = ATAPI_WAIT_PC;
- break;
- default:
- if (!(rq->cmd_flags & REQ_QUIET))
- printk(KERN_INFO "ide-cd: cmd 0x%x timed out\n", rq->cmd[0]);
- wait = 0;
- break;
+ case GPCMD_BLANK:
+ case GPCMD_FORMAT_UNIT:
+ case GPCMD_RESERVE_RZONE_TRACK:
+ case GPCMD_CLOSE_TRACK:
+ case GPCMD_FLUSH_CACHE:
+ wait = ATAPI_WAIT_PC;
+ break;
+ default:
+ if (!(rq->cmd_flags & REQ_QUIET))
+ printk(KERN_INFO "ide-cd: cmd 0x%x timed out\n", rq->cmd[0]);
+ wait = 0;
+ break;
}
return wait;
}
@@ -557,7 +563,7 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive,
HANDLER is the interrupt handler to call when the command completes
or there's data ready. */
#define ATAPI_MIN_CDB_BYTES 12
-static ide_startstop_t cdrom_transfer_packet_command (ide_drive_t *drive,
+static ide_startstop_t cdrom_transfer_packet_command(ide_drive_t *drive,
struct request *rq,
ide_handler_t *handler)
{
@@ -626,47 +632,6 @@ static void ide_cd_drain_data(ide_drive_t *drive, int nsects)
}
/*
- * Buffer up to SECTORS_TO_TRANSFER sectors from the drive in our sector
- * buffer. Once the first sector is added, any subsequent sectors are
- * assumed to be continuous (until the buffer is cleared). For the first
- * sector added, SECTOR is its sector number. (SECTOR is then ignored until
- * the buffer is cleared.)
- */
-static void cdrom_buffer_sectors (ide_drive_t *drive, unsigned long sector,
- int sectors_to_transfer)
-{
- struct cdrom_info *info = drive->driver_data;
-
- /* Number of sectors to read into the buffer. */
- int sectors_to_buffer = min_t(int, sectors_to_transfer,
- (SECTOR_BUFFER_SIZE >> SECTOR_BITS) -
- info->nsectors_buffered);
-
- char *dest;
-
- /* If we couldn't get a buffer, don't try to buffer anything... */
- if (info->buffer == NULL)
- sectors_to_buffer = 0;
-
- /* If this is the first sector in the buffer, remember its number. */
- if (info->nsectors_buffered == 0)
- info->sector_buffered = sector;
-
- /* Read the data into the buffer. */
- dest = info->buffer + info->nsectors_buffered * SECTOR_SIZE;
- while (sectors_to_buffer > 0) {
- HWIF(drive)->atapi_input_bytes(drive, dest, SECTOR_SIZE);
- --sectors_to_buffer;
- --sectors_to_transfer;
- ++info->nsectors_buffered;
- dest += SECTOR_SIZE;
- }
-
- /* Throw away any remaining data. */
- ide_cd_drain_data(drive, sectors_to_transfer);
-}
-
-/*
* Check the contents of the interrupt reason register from the cdrom
* and attempt to recover if there are problems. Returns 0 if everything's
* ok; nonzero if the request has been terminated.
@@ -686,7 +651,7 @@ static int ide_cd_check_ireason(ide_drive_t *drive, struct request *rq,
/* Whoops... */
printk(KERN_ERR "%s: %s: wrong transfer direction!\n",
- drive->name, __FUNCTION__);
+ drive->name, __func__);
xf = rw ? hwif->atapi_output_bytes : hwif->atapi_input_bytes;
ide_cd_pad_transfer(drive, xf, len);
@@ -699,7 +664,7 @@ static int ide_cd_check_ireason(ide_drive_t *drive, struct request *rq,
} else {
/* Drive wants a command packet, or invalid ireason... */
printk(KERN_ERR "%s: %s: bad interrupt reason 0x%02x\n",
- drive->name, __FUNCTION__, ireason);
+ drive->name, __func__, ireason);
}
if (rq->cmd_type == REQ_TYPE_ATA_PC)
@@ -721,7 +686,7 @@ static int ide_cd_check_transfer_size(ide_drive_t *drive, int len)
return 0;
printk(KERN_ERR "%s: %s: Bad transfer size %d\n",
- drive->name, __FUNCTION__, len);
+ drive->name, __func__, len);
if (cd->cd_flags & IDE_CD_FLAG_LIMIT_NFRAMES)
printk(KERN_ERR " This drive is not supported by "
@@ -734,65 +699,6 @@ static int ide_cd_check_transfer_size(ide_drive_t *drive, int len)
return 1;
}
-/*
- * Try to satisfy some of the current read request from our cached data.
- * Returns nonzero if the request has been completed, zero otherwise.
- */
-static int cdrom_read_from_buffer (ide_drive_t *drive)
-{
- struct cdrom_info *info = drive->driver_data;
- struct request *rq = HWGROUP(drive)->rq;
- unsigned short sectors_per_frame;
-
- sectors_per_frame = queue_hardsect_size(drive->queue) >> SECTOR_BITS;
-
- /* Can't do anything if there's no buffer. */
- if (info->buffer == NULL) return 0;
-
- /* Loop while this request needs data and the next block is present
- in our cache. */
- while (rq->nr_sectors > 0 &&
- rq->sector >= info->sector_buffered &&
- rq->sector < info->sector_buffered + info->nsectors_buffered) {
- if (rq->current_nr_sectors == 0)
- cdrom_end_request(drive, 1);
-
- memcpy (rq->buffer,
- info->buffer +
- (rq->sector - info->sector_buffered) * SECTOR_SIZE,
- SECTOR_SIZE);
- rq->buffer += SECTOR_SIZE;
- --rq->current_nr_sectors;
- --rq->nr_sectors;
- ++rq->sector;
- }
-
- /* If we've satisfied the current request,
- terminate it successfully. */
- if (rq->nr_sectors == 0) {
- cdrom_end_request(drive, 1);
- return -1;
- }
-
- /* Move on to the next buffer if needed. */
- if (rq->current_nr_sectors == 0)
- cdrom_end_request(drive, 1);
-
- /* If this condition does not hold, then the kluge i use to
- represent the number of sectors to skip at the start of a transfer
- will fail. I think that this will never happen, but let's be
- paranoid and check. */
- if (rq->current_nr_sectors < bio_cur_sectors(rq->bio) &&
- (rq->sector & (sectors_per_frame - 1))) {
- printk(KERN_ERR "%s: cdrom_read_from_buffer: buffer botch (%ld)\n",
- drive->name, (long)rq->sector);
- cdrom_end_request(drive, 0);
- return -1;
- }
-
- return 0;
-}
-
static ide_startstop_t cdrom_newpc_intr(ide_drive_t *);
/*
@@ -825,7 +731,7 @@ static ide_startstop_t cdrom_start_rw_cont(ide_drive_t *drive)
if (rq->current_nr_sectors !=
bio_cur_sectors(rq->bio)) {
printk(KERN_ERR "%s: %s: buffer botch (%u)\n",
- drive->name, __FUNCTION__,
+ drive->name, __func__,
rq->current_nr_sectors);
cdrom_end_request(drive, 0);
return ide_stopped;
@@ -849,7 +755,7 @@ static ide_startstop_t cdrom_start_rw_cont(ide_drive_t *drive)
#define IDECD_SEEK_TIMER (5 * WAIT_MIN_SLEEP) /* 100 ms */
#define IDECD_SEEK_TIMEOUT (2 * WAIT_CMD) /* 20 sec */
-static ide_startstop_t cdrom_seek_intr (ide_drive_t *drive)
+static ide_startstop_t cdrom_seek_intr(ide_drive_t *drive)
{
struct cdrom_info *info = drive->driver_data;
int stat;
@@ -866,14 +772,14 @@ static ide_startstop_t cdrom_seek_intr (ide_drive_t *drive)
* this condition is far too common, to bother
* users about it
*/
- /* printk("%s: disabled DSC seek overlap\n", drive->name);*/
+ /* printk("%s: disabled DSC seek overlap\n", drive->name);*/
drive->dsc_overlap = 0;
}
}
return ide_stopped;
}
-static ide_startstop_t cdrom_start_seek_continuation (ide_drive_t *drive)
+static ide_startstop_t cdrom_start_seek_continuation(ide_drive_t *drive)
{
struct request *rq = HWGROUP(drive)->rq;
sector_t frame = rq->sector;
@@ -888,7 +794,7 @@ static ide_startstop_t cdrom_start_seek_continuation (ide_drive_t *drive)
return cdrom_transfer_packet_command(drive, rq, &cdrom_seek_intr);
}
-static ide_startstop_t cdrom_start_seek (ide_drive_t *drive, unsigned int block)
+static ide_startstop_t cdrom_start_seek(ide_drive_t *drive, unsigned int block)
{
struct cdrom_info *info = drive->driver_data;
@@ -897,9 +803,11 @@ static ide_startstop_t cdrom_start_seek (ide_drive_t *drive, unsigned int block)
return cdrom_start_packet_command(drive, 0, cdrom_start_seek_continuation);
}
-/* Fix up a possibly partially-processed request so that we can
- start it over entirely, or even put it back on the request queue. */
-static void restore_request (struct request *rq)
+/*
+ * Fix up a possibly partially-processed request so that we can
+ * start it over entirely, or even put it back on the request queue.
+ */
+static void restore_request(struct request *rq)
{
if (rq->buffer != bio_data(rq->bio)) {
sector_t n = (rq->buffer - (char *) bio_data(rq->bio)) / SECTOR_SIZE;
@@ -950,7 +858,7 @@ int ide_cd_queue_pc(ide_drive_t *drive, struct request *rq)
error = ide_do_drive_cmd(drive, rq, ide_wait);
time = jiffies - time;
- /* FIXME: we should probably abort/retry or something
+ /* FIXME: we should probably abort/retry or something
* in case of failure */
if (rq->cmd_flags & REQ_FAILED) {
/* The request failed. Retry if it was due to a unit
@@ -1057,7 +965,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
if (rq->current_nr_sectors > 0) {
printk(KERN_ERR "%s: %s: data underrun "
"(%d blocks)\n",
- drive->name, __FUNCTION__,
+ drive->name, __func__,
rq->current_nr_sectors);
if (!write)
rq->cmd_flags |= REQ_FAILED;
@@ -1134,11 +1042,9 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
if (!ptr) {
if (blk_fs_request(rq) && !write)
/*
- * If the buffers are full, cache the rest
- * of the data in our internal buffer.
- */
- cdrom_buffer_sectors(drive, rq->sector,
- thislen >> 9);
+ * If the buffers are full, pipe the rest into
+ * oblivion. */
+ ide_cd_drain_data(drive, thislen >> 9);
else {
printk(KERN_ERR "%s: confused, missing data\n",
drive->name);
@@ -1243,10 +1149,6 @@ static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)
* weirdness which might be present in the request packet.
*/
restore_request(rq);
-
- /* Satisfy whatever we can of this request from our cache. */
- if (cdrom_read_from_buffer(drive))
- return ide_stopped;
}
/*
@@ -1262,9 +1164,6 @@ static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)
} else
cd->dma = drive->using_dma;
- /* Clear the local sector buffer. */
- cd->nsectors_buffered = 0;
-
if (write)
cd->devinfo.media_written = 1;
@@ -1320,7 +1219,7 @@ static ide_startstop_t cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
* cdrom driver request routine.
*/
static ide_startstop_t
-ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
+ide_do_rw_cdrom(ide_drive_t *drive, struct request *rq, sector_t block)
{
ide_startstop_t action;
struct cdrom_info *info = drive->driver_data;
@@ -1335,13 +1234,13 @@ ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
ide_stall_queue(drive, IDECD_SEEK_TIMER);
return ide_stopped;
}
- printk (KERN_ERR "%s: DSC timeout\n", drive->name);
+ printk(KERN_ERR "%s: DSC timeout\n", drive->name);
}
info->cd_flags &= ~IDE_CD_FLAG_SEEKING;
}
- if ((rq_data_dir(rq) == READ) && IDE_LARGE_SEEK(info->last_block, block, IDECD_SEEK_THRESHOLD) && drive->dsc_overlap) {
+ if ((rq_data_dir(rq) == READ) && IDE_LARGE_SEEK(info->last_block, block, IDECD_SEEK_THRESHOLD) && drive->dsc_overlap)
action = cdrom_start_seek(drive, block);
- } else
+ else
action = cdrom_start_rw(drive, rq);
info->last_block = block;
return action;
@@ -1374,7 +1273,7 @@ ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
*/
static
-void msf_from_bcd (struct atapi_msf *msf)
+void msf_from_bcd(struct atapi_msf *msf)
{
msf->minute = BCD2BIN(msf->minute);
msf->second = BCD2BIN(msf->second);
@@ -1474,7 +1373,7 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
/* Try to allocate space. */
toc = kmalloc(sizeof(struct atapi_toc), GFP_KERNEL);
if (toc == NULL) {
- printk (KERN_ERR "%s: No cdrom TOC buffer!\n", drive->name);
+ printk(KERN_ERR "%s: No cdrom TOC buffer!\n", drive->name);
return -ENOMEM;
}
info->toc = toc;
@@ -1569,9 +1468,9 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
toc->ent[i].track = BCD2BIN(toc->ent[i].track);
msf_from_bcd(&toc->ent[i].addr.msf);
}
- toc->ent[i].addr.lba = msf_to_lba (toc->ent[i].addr.msf.minute,
- toc->ent[i].addr.msf.second,
- toc->ent[i].addr.msf.frame);
+ toc->ent[i].addr.lba = msf_to_lba(toc->ent[i].addr.msf.minute,
+ toc->ent[i].addr.msf.second,
+ toc->ent[i].addr.msf.frame);
}
/* Read the multisession information. */
@@ -1595,9 +1494,9 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
if (stat)
return stat;
- msf_from_bcd (&ms_tmp.ent.addr.msf);
+ msf_from_bcd(&ms_tmp.ent.addr.msf);
toc->last_session_lba = msf_to_lba(ms_tmp.ent.addr.msf.minute,
- ms_tmp.ent.addr.msf.second,
+ ms_tmp.ent.addr.msf.second,
ms_tmp.ent.addr.msf.frame);
}
@@ -1679,7 +1578,7 @@ static struct cdrom_device_ops ide_cdrom_dops = {
.generic_packet = ide_cdrom_packet,
};
-static int ide_cdrom_register (ide_drive_t *drive, int nslots)
+static int ide_cdrom_register(ide_drive_t *drive, int nslots)
{
struct cdrom_info *info = drive->driver_data;
struct cdrom_device_info *devinfo = &info->devinfo;
@@ -1698,7 +1597,7 @@ static int ide_cdrom_register (ide_drive_t *drive, int nslots)
}
static
-int ide_cdrom_probe_capabilities (ide_drive_t *drive)
+int ide_cdrom_probe_capabilities(ide_drive_t *drive)
{
struct cdrom_info *cd = drive->driver_data;
struct cdrom_device_info *cdi = &cd->devinfo;
@@ -1870,7 +1769,7 @@ static int ide_cdrom_prep_pc(struct request *rq)
rq->errors = ILLEGAL_REQUEST;
return BLKPREP_KILL;
}
-
+
return BLKPREP_OK;
}
@@ -1948,7 +1847,7 @@ static unsigned int ide_cd_flags(struct hd_driveid *id)
}
static
-int ide_cdrom_setup (ide_drive_t *drive)
+int ide_cdrom_setup(ide_drive_t *drive)
{
struct cdrom_info *cd = drive->driver_data;
struct cdrom_device_info *cdi = &cd->devinfo;
@@ -1979,7 +1878,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
else if (cd->cd_flags & IDE_CD_FLAG_SANYO_3CD)
cdi->sanyo_slot = 3; /* 3 => use CD in slot 0 */
- nslots = ide_cdrom_probe_capabilities (drive);
+ nslots = ide_cdrom_probe_capabilities(drive);
/*
* set correct block size
@@ -1991,7 +1890,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
drive->dsc_overlap = (drive->next != drive);
if (ide_cdrom_register(drive, nslots)) {
- printk (KERN_ERR "%s: ide_cdrom_setup failed to register device with the cdrom driver.\n", drive->name);
+ printk(KERN_ERR "%s: ide_cdrom_setup failed to register device with the cdrom driver.\n", drive->name);
cd->devinfo.handle = NULL;
return 1;
}
@@ -1999,19 +1898,6 @@ int ide_cdrom_setup (ide_drive_t *drive)
return 0;
}
-#ifdef CONFIG_IDE_PROC_FS
-static
-sector_t ide_cdrom_capacity (ide_drive_t *drive)
-{
- unsigned long capacity, sectors_per_frame;
-
- if (cdrom_read_capacity(drive, &capacity, &sectors_per_frame, NULL))
- return 0;
-
- return capacity * sectors_per_frame;
-}
-#endif
-
static void ide_cd_remove(ide_drive_t *drive)
{
struct cdrom_info *info = drive->driver_data;
@@ -2030,7 +1916,6 @@ static void ide_cd_release(struct kref *kref)
ide_drive_t *drive = info->drive;
struct gendisk *g = info->disk;
- kfree(info->buffer);
kfree(info->toc);
if (devinfo->handle == drive)
unregister_cdrom(devinfo);
@@ -2045,14 +1930,24 @@ static void ide_cd_release(struct kref *kref)
static int ide_cd_probe(ide_drive_t *);
#ifdef CONFIG_IDE_PROC_FS
+static sector_t ide_cdrom_capacity(ide_drive_t *drive)
+{
+ unsigned long capacity, sectors_per_frame;
+
+ if (cdrom_read_capacity(drive, &capacity, &sectors_per_frame, NULL))
+ return 0;
+
+ return capacity * sectors_per_frame;
+}
+
static int proc_idecd_read_capacity
(char *page, char **start, off_t off, int count, int *eof, void *data)
{
ide_drive_t *drive = data;
int len;
- len = sprintf(page,"%llu\n", (long long)ide_cdrom_capacity(drive));
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ len = sprintf(page, "%llu\n", (long long)ide_cdrom_capacity(drive));
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static ide_proc_entry_t idecd_proc[] = {
@@ -2081,20 +1976,17 @@ static ide_driver_t ide_cdrom_driver = {
#endif
};
-static int idecd_open(struct inode * inode, struct file * file)
+static int idecd_open(struct inode *inode, struct file *file)
{
struct gendisk *disk = inode->i_bdev->bd_disk;
struct cdrom_info *info;
int rc = -ENOMEM;
- if (!(info = ide_cd_get(disk)))
+ info = ide_cd_get(disk);
+ if (!info)
return -ENXIO;
- if (!info->buffer)
- info->buffer = kmalloc(SECTOR_BUFFER_SIZE, GFP_KERNEL|__GFP_REPEAT);
-
- if (info->buffer)
- rc = cdrom_open(&info->devinfo, inode, file);
+ rc = cdrom_open(&info->devinfo, inode, file);
if (rc < 0)
ide_cd_put(info);
@@ -2102,12 +1994,12 @@ static int idecd_open(struct inode * inode, struct file * file)
return rc;
}
-static int idecd_release(struct inode * inode, struct file * file)
+static int idecd_release(struct inode *inode, struct file *file)
{
struct gendisk *disk = inode->i_bdev->bd_disk;
struct cdrom_info *info = ide_cd_g(disk);
- cdrom_release (&info->devinfo, file);
+ cdrom_release(&info->devinfo, file);
ide_cd_put(info);
@@ -2139,7 +2031,7 @@ static int idecd_get_spindown(struct cdrom_device_info *cdi, unsigned long arg)
struct packet_command cgc;
char buffer[16];
int stat;
- char spindown;
+ char spindown;
init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_UNKNOWN);
@@ -2148,12 +2040,12 @@ static int idecd_get_spindown(struct cdrom_device_info *cdi, unsigned long arg)
return stat;
spindown = buffer[11] & 0x0f;
- if (copy_to_user((void __user *)arg, &spindown, sizeof (char)))
+ if (copy_to_user((void __user *)arg, &spindown, sizeof(char)))
return -EFAULT;
return 0;
}
-static int idecd_ioctl (struct inode *inode, struct file *file,
+static int idecd_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct block_device *bdev = inode->i_bdev;
@@ -2161,13 +2053,13 @@ static int idecd_ioctl (struct inode *inode, struct file *file,
int err;
switch (cmd) {
- case CDROMSETSPINDOWN:
+ case CDROMSETSPINDOWN:
return idecd_set_spindown(&info->devinfo, arg);
- case CDROMGETSPINDOWN:
+ case CDROMGETSPINDOWN:
return idecd_get_spindown(&info->devinfo, arg);
default:
break;
- }
+ }
err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
if (err == -EINVAL)
@@ -2193,16 +2085,16 @@ static int idecd_revalidate_disk(struct gendisk *disk)
}
static struct block_device_operations idecd_ops = {
- .owner = THIS_MODULE,
- .open = idecd_open,
- .release = idecd_release,
- .ioctl = idecd_ioctl,
- .media_changed = idecd_media_changed,
- .revalidate_disk= idecd_revalidate_disk
+ .owner = THIS_MODULE,
+ .open = idecd_open,
+ .release = idecd_release,
+ .ioctl = idecd_ioctl,
+ .media_changed = idecd_media_changed,
+ .revalidate_disk = idecd_revalidate_disk
};
/* options */
-static char *ignore = NULL;
+static char *ignore;
module_param(ignore, charp, 0400);
MODULE_DESCRIPTION("ATAPI CD-ROM Driver");
diff --git a/drivers/ide/ide-cd.h b/drivers/ide/ide-cd.h
index 22e3751a681..a58801c4484 100644
--- a/drivers/ide/ide-cd.h
+++ b/drivers/ide/ide-cd.h
@@ -119,10 +119,6 @@ struct cdrom_info {
struct atapi_toc *toc;
- unsigned long sector_buffered;
- unsigned long nsectors_buffered;
- unsigned char *buffer;
-
/* The result of the last successful request sense command
on this device. */
struct request_sense sense_data;
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 39501d13025..8e08d083fce 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -16,8 +16,6 @@
#define IDEDISK_VERSION "1.18"
-//#define DEBUG
-
#include <linux/module.h>
#include <linux/types.h>
#include <linux/string.h>
@@ -88,7 +86,7 @@ static void ide_disk_put(struct ide_disk_obj *idkp)
*
* It is called only once for each drive.
*/
-static int lba_capacity_is_ok (struct hd_driveid *id)
+static int lba_capacity_is_ok(struct hd_driveid *id)
{
unsigned long lba_sects, chs_sects, head, tail;
@@ -176,7 +174,8 @@ static void ide_tf_set_cmd(ide_drive_t *drive, ide_task_t *task, u8 dma)
* __ide_do_rw_disk() issues READ and WRITE commands to a disk,
* using LBA if supported, or CHS otherwise, to address sectors.
*/
-static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq, sector_t block)
+static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
+ sector_t block)
{
ide_hwif_t *hwif = HWIF(drive);
unsigned int dma = drive->using_dma;
@@ -228,7 +227,8 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
tf->device = (block >> 8) & 0xf;
}
} else {
- unsigned int sect,head,cyl,track;
+ unsigned int sect, head, cyl, track;
+
track = (int)block / drive->sect;
sect = (int)block % drive->sect + 1;
head = track % drive->head;
@@ -271,7 +271,8 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
* 1073741822 == 549756 MB or 48bit addressing fake drive
*/
-static ide_startstop_t ide_do_rw_disk (ide_drive_t *drive, struct request *rq, sector_t block)
+static ide_startstop_t ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
+ sector_t block)
{
ide_hwif_t *hwif = HWIF(drive);
@@ -452,7 +453,7 @@ static void idedisk_check_hpa(ide_drive_t *drive)
* in above order (i.e., if value of higher priority is available,
* reset will be ignored).
*/
-static void init_idedisk_capacity (ide_drive_t *drive)
+static void init_idedisk_capacity(ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
/*
@@ -479,7 +480,7 @@ static void init_idedisk_capacity (ide_drive_t *drive)
}
}
-static sector_t idedisk_capacity (ide_drive_t *drive)
+static sector_t idedisk_capacity(ide_drive_t *drive)
{
return drive->capacity64 - drive->sect0;
}
@@ -524,10 +525,11 @@ static int proc_idedisk_read_cache
int len;
if (drive->id_read)
- len = sprintf(out,"%i\n", drive->id->buf_size / 2);
+ len = sprintf(out, "%i\n", drive->id->buf_size / 2);
else
- len = sprintf(out,"(none)\n");
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ len = sprintf(out, "(none)\n");
+
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static int proc_idedisk_read_capacity
@@ -536,54 +538,52 @@ static int proc_idedisk_read_capacity
ide_drive_t*drive = (ide_drive_t *)data;
int len;
- len = sprintf(page,"%llu\n", (long long)idedisk_capacity(drive));
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ len = sprintf(page, "%llu\n", (long long)idedisk_capacity(drive));
+
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
-static int proc_idedisk_read_smart_thresholds
- (char *page, char **start, off_t off, int count, int *eof, void *data)
+static int proc_idedisk_read_smart(char *page, char **start, off_t off,
+ int count, int *eof, void *data, u8 sub_cmd)
{
ide_drive_t *drive = (ide_drive_t *)data;
int len = 0, i = 0;
- if (get_smart_data(drive, page, SMART_READ_THRESHOLDS) == 0) {
+ if (get_smart_data(drive, page, sub_cmd) == 0) {
unsigned short *val = (unsigned short *) page;
char *out = ((char *)val) + (SECTOR_WORDS * 4);
page = out;
do {
- out += sprintf(out, "%04x%c", le16_to_cpu(*val), (++i & 7) ? ' ' : '\n');
+ out += sprintf(out, "%04x%c", le16_to_cpu(*val),
+ (++i & 7) ? ' ' : '\n');
val += 1;
} while (i < (SECTOR_WORDS * 2));
len = out - page;
}
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
-static int proc_idedisk_read_smart_values
+static int proc_idedisk_read_sv
(char *page, char **start, off_t off, int count, int *eof, void *data)
{
- ide_drive_t *drive = (ide_drive_t *)data;
- int len = 0, i = 0;
+ return proc_idedisk_read_smart(page, start, off, count, eof, data,
+ SMART_READ_VALUES);
+}
- if (get_smart_data(drive, page, SMART_READ_VALUES) == 0) {
- unsigned short *val = (unsigned short *) page;
- char *out = ((char *)val) + (SECTOR_WORDS * 4);
- page = out;
- do {
- out += sprintf(out, "%04x%c", le16_to_cpu(*val), (++i & 7) ? ' ' : '\n');
- val += 1;
- } while (i < (SECTOR_WORDS * 2));
- len = out - page;
- }
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+static int proc_idedisk_read_st
+ (char *page, char **start, off_t off, int count, int *eof, void *data)
+{
+ return proc_idedisk_read_smart(page, start, off, count, eof, data,
+ SMART_READ_THRESHOLDS);
}
static ide_proc_entry_t idedisk_proc[] = {
- { "cache", S_IFREG|S_IRUGO, proc_idedisk_read_cache, NULL },
- { "capacity", S_IFREG|S_IRUGO, proc_idedisk_read_capacity, NULL },
- { "geometry", S_IFREG|S_IRUGO, proc_ide_read_geometry, NULL },
- { "smart_values", S_IFREG|S_IRUSR, proc_idedisk_read_smart_values, NULL },
- { "smart_thresholds", S_IFREG|S_IRUSR, proc_idedisk_read_smart_thresholds, NULL },
+ { "cache", S_IFREG|S_IRUGO, proc_idedisk_read_cache, NULL },
+ { "capacity", S_IFREG|S_IRUGO, proc_idedisk_read_capacity, NULL },
+ { "geometry", S_IFREG|S_IRUGO, proc_ide_read_geometry, NULL },
+ { "smart_values", S_IFREG|S_IRUSR, proc_idedisk_read_sv, NULL },
+ { "smart_thresholds", S_IFREG|S_IRUSR, proc_idedisk_read_st, NULL },
{ NULL, 0, NULL, NULL }
};
#endif /* CONFIG_IDE_PROC_FS */
@@ -625,12 +625,13 @@ static int set_multcount(ide_drive_t *drive, int arg)
if (drive->special.b.set_multmode)
return -EBUSY;
- ide_init_drive_cmd (&rq);
+ ide_init_drive_cmd(&rq);
rq.cmd_type = REQ_TYPE_ATA_TASKFILE;
drive->mult_req = arg;
drive->special.b.set_multmode = 1;
- (void) ide_do_drive_cmd (drive, &rq, ide_wait);
+ (void)ide_do_drive_cmd(drive, &rq, ide_wait);
+
return (drive->mult_count == arg) ? 0 : -EIO;
}
@@ -706,7 +707,7 @@ static int write_cache(ide_drive_t *drive, int arg)
return err;
}
-static int do_idedisk_flushcache (ide_drive_t *drive)
+static int do_idedisk_flushcache(ide_drive_t *drive)
{
ide_task_t args;
@@ -719,7 +720,7 @@ static int do_idedisk_flushcache (ide_drive_t *drive)
return ide_no_data_taskfile(drive, &args);
}
-static int set_acoustic (ide_drive_t *drive, int arg)
+static int set_acoustic(ide_drive_t *drive, int arg)
{
ide_task_t args;
@@ -753,7 +754,7 @@ static int set_lba_addressing(ide_drive_t *drive, int arg)
return 0;
if (!idedisk_supports_lba48(drive->id))
- return -EIO;
+ return -EIO;
drive->addressing = arg;
return 0;
}
@@ -763,23 +764,35 @@ static void idedisk_add_settings(ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
- ide_add_setting(drive, "bios_cyl", SETTING_RW, TYPE_INT, 0, 65535, 1, 1, &drive->bios_cyl, NULL);
- ide_add_setting(drive, "bios_head", SETTING_RW, TYPE_BYTE, 0, 255, 1, 1, &drive->bios_head, NULL);
- ide_add_setting(drive, "bios_sect", SETTING_RW, TYPE_BYTE, 0, 63, 1, 1, &drive->bios_sect, NULL);
- ide_add_setting(drive, "address", SETTING_RW, TYPE_BYTE, 0, 2, 1, 1, &drive->addressing, set_lba_addressing);
- ide_add_setting(drive, "multcount", SETTING_RW, TYPE_BYTE, 0, id->max_multsect, 1, 1, &drive->mult_count, set_multcount);
- ide_add_setting(drive, "nowerr", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, &drive->nowerr, set_nowerr);
- ide_add_setting(drive, "lun", SETTING_RW, TYPE_INT, 0, 7, 1, 1, &drive->lun, NULL);
- ide_add_setting(drive, "wcache", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, &drive->wcache, write_cache);
- ide_add_setting(drive, "acoustic", SETTING_RW, TYPE_BYTE, 0, 254, 1, 1, &drive->acoustic, set_acoustic);
- ide_add_setting(drive, "failures", SETTING_RW, TYPE_INT, 0, 65535, 1, 1, &drive->failures, NULL);
- ide_add_setting(drive, "max_failures", SETTING_RW, TYPE_INT, 0, 65535, 1, 1, &drive->max_failures, NULL);
+ ide_add_setting(drive, "bios_cyl", SETTING_RW, TYPE_INT, 0, 65535, 1, 1,
+ &drive->bios_cyl, NULL);
+ ide_add_setting(drive, "bios_head", SETTING_RW, TYPE_BYTE, 0, 255, 1, 1,
+ &drive->bios_head, NULL);
+ ide_add_setting(drive, "bios_sect", SETTING_RW, TYPE_BYTE, 0, 63, 1, 1,
+ &drive->bios_sect, NULL);
+ ide_add_setting(drive, "address", SETTING_RW, TYPE_BYTE, 0, 2, 1, 1,
+ &drive->addressing, set_lba_addressing);
+ ide_add_setting(drive, "multcount", SETTING_RW, TYPE_BYTE, 0,
+ id->max_multsect, 1, 1, &drive->mult_count,
+ set_multcount);
+ ide_add_setting(drive, "nowerr", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1,
+ &drive->nowerr, set_nowerr);
+ ide_add_setting(drive, "lun", SETTING_RW, TYPE_INT, 0, 7, 1, 1,
+ &drive->lun, NULL);
+ ide_add_setting(drive, "wcache", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1,
+ &drive->wcache, write_cache);
+ ide_add_setting(drive, "acoustic", SETTING_RW, TYPE_BYTE, 0, 254, 1, 1,
+ &drive->acoustic, set_acoustic);
+ ide_add_setting(drive, "failures", SETTING_RW, TYPE_INT, 0, 65535, 1, 1,
+ &drive->failures, NULL);
+ ide_add_setting(drive, "max_failures", SETTING_RW, TYPE_INT, 0, 65535,
+ 1, 1, &drive->max_failures, NULL);
}
#else
static inline void idedisk_add_settings(ide_drive_t *drive) { ; }
#endif
-static void idedisk_setup (ide_drive_t *drive)
+static void idedisk_setup(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
struct hd_driveid *id = drive->id;
@@ -792,11 +805,10 @@ static void idedisk_setup (ide_drive_t *drive)
if (drive->removable) {
/*
- * Removable disks (eg. SYQUEST); ignore 'WD' drives
+ * Removable disks (eg. SYQUEST); ignore 'WD' drives
*/
- if (id->model[0] != 'W' || id->model[1] != 'D') {
+ if (id->model[0] != 'W' || id->model[1] != 'D')
drive->doorlocking = 1;
- }
}
(void)set_lba_addressing(drive, 1);
@@ -810,10 +822,11 @@ static void idedisk_setup (ide_drive_t *drive)
blk_queue_max_sectors(drive->queue, max_s);
}
- printk(KERN_INFO "%s: max request size: %dKiB\n", drive->name, drive->queue->max_sectors / 2);
+ printk(KERN_INFO "%s: max request size: %dKiB\n", drive->name,
+ drive->queue->max_sectors / 2);
/* calculate drive capacity, and select LBA if possible */
- init_idedisk_capacity (drive);
+ init_idedisk_capacity(drive);
/* limit drive capacity to 137GB if LBA48 cannot be used */
if (drive->addressing == 0 && drive->capacity64 > 1ULL << 28) {
@@ -826,9 +839,9 @@ static void idedisk_setup (ide_drive_t *drive)
if ((hwif->host_flags & IDE_HFLAG_NO_LBA48_DMA) && drive->addressing) {
if (drive->capacity64 > 1ULL << 28) {
- printk(KERN_INFO "%s: cannot use LBA48 DMA - PIO mode will"
- " be used for accessing sectors > %u\n",
- drive->name, 1 << 28);
+ printk(KERN_INFO "%s: cannot use LBA48 DMA - PIO mode"
+ " will be used for accessing sectors "
+ "> %u\n", drive->name, 1 << 28);
} else
drive->addressing = 0;
}
@@ -837,7 +850,8 @@ static void idedisk_setup (ide_drive_t *drive)
* if possible, give fdisk access to more of the drive,
* by correcting bios_cyls:
*/
- capacity = idedisk_capacity (drive);
+ capacity = idedisk_capacity(drive);
+
if (!drive->forced_geom) {
if (idedisk_supports_lba48(drive->id)) {
@@ -993,7 +1007,8 @@ static int idedisk_open(struct inode *inode, struct file *filp)
struct ide_disk_obj *idkp;
ide_drive_t *drive;
- if (!(idkp = ide_disk_get(disk)))
+ idkp = ide_disk_get(disk);
+ if (idkp == NULL)
return -ENXIO;
drive = idkp->drive;
@@ -1115,13 +1130,13 @@ static int idedisk_revalidate_disk(struct gendisk *disk)
}
static struct block_device_operations idedisk_ops = {
- .owner = THIS_MODULE,
- .open = idedisk_open,
- .release = idedisk_release,
- .ioctl = idedisk_ioctl,
- .getgeo = idedisk_getgeo,
- .media_changed = idedisk_media_changed,
- .revalidate_disk= idedisk_revalidate_disk
+ .owner = THIS_MODULE,
+ .open = idedisk_open,
+ .release = idedisk_release,
+ .ioctl = idedisk_ioctl,
+ .getgeo = idedisk_getgeo,
+ .media_changed = idedisk_media_changed,
+ .revalidate_disk = idedisk_revalidate_disk
};
MODULE_DESCRIPTION("ATA DISK Driver");
@@ -1184,7 +1199,7 @@ failed:
return -ENODEV;
}
-static void __exit idedisk_exit (void)
+static void __exit idedisk_exit(void)
{
driver_unregister(&idedisk_driver.gen_driver);
}
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index d61e5788d31..8757e5ef6c9 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -703,17 +703,8 @@ static int ide_tune_dma(ide_drive_t *drive)
speed = ide_max_dma_mode(drive);
- if (!speed) {
- /* is this really correct/needed? */
- if ((hwif->host_flags & IDE_HFLAG_CY82C693) &&
- ide_dma_good_drive(drive))
- return 1;
- else
- return 0;
- }
-
- if (hwif->host_flags & IDE_HFLAG_NO_SET_MODE)
- return 1;
+ if (!speed)
+ return 0;
if (ide_set_dma_mode(drive, speed))
return 0;
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 5f133dfb541..ed19a8bbd2d 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -396,7 +396,7 @@ static void idefloppy_retry_pc(ide_drive_t *drive)
}
/* The usual interrupt handler called during a packet command. */
-static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
+static ide_startstop_t idefloppy_pc_intr(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
ide_hwif_t *hwif = drive->hwif;
@@ -1596,13 +1596,13 @@ static int idefloppy_revalidate_disk(struct gendisk *disk)
}
static struct block_device_operations idefloppy_ops = {
- .owner = THIS_MODULE,
- .open = idefloppy_open,
- .release = idefloppy_release,
- .ioctl = idefloppy_ioctl,
- .getgeo = idefloppy_getgeo,
- .media_changed = idefloppy_media_changed,
- .revalidate_disk= idefloppy_revalidate_disk
+ .owner = THIS_MODULE,
+ .open = idefloppy_open,
+ .release = idefloppy_release,
+ .ioctl = idefloppy_ioctl,
+ .getgeo = idefloppy_getgeo,
+ .media_changed = idefloppy_media_changed,
+ .revalidate_disk = idefloppy_revalidate_disk
};
static int ide_floppy_probe(ide_drive_t *drive)
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
index 25fda0a3263..19f63e393d1 100644
--- a/drivers/ide/ide-generic.c
+++ b/drivers/ide/ide-generic.c
@@ -33,7 +33,7 @@ static ssize_t store_add(struct class *cls, const char *buf, size_t n)
if (sscanf(buf, "%x:%x:%d", &base, &ctl, &irq) != 3)
return -EINVAL;
- hwif = ide_find_port(base);
+ hwif = ide_find_port();
if (hwif == NULL)
return -ENOENT;
@@ -90,11 +90,21 @@ static int __init ide_generic_init(void)
int i;
for (i = 0; i < MAX_HWIFS; i++) {
- ide_hwif_t *hwif = &ide_hwifs[i];
+ ide_hwif_t *hwif;
unsigned long io_addr = ide_default_io_base(i);
hw_regs_t hw;
- if (hwif->chipset == ide_unknown && io_addr) {
+ if (io_addr) {
+ /*
+ * Skip probing if the corresponding
+ * slot is already occupied.
+ */
+ hwif = ide_find_port();
+ if (hwif == NULL || hwif->index != i) {
+ idx[i] = 0xff;
+ continue;
+ }
+
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw, io_addr, io_addr + 0x206);
hw.irq = ide_default_irq(io_addr);
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 31e5afadb7e..51d181ee9cf 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -726,10 +726,6 @@ static ide_startstop_t do_special (ide_drive_t *drive)
s->b.set_tune = 0;
if (set_pio_mode_abuse(drive->hwif, req_pio)) {
-
- if (hwif->set_pio_mode == NULL)
- return ide_stopped;
-
/*
* take ide_lock for drive->[no_]unmask/[no_]io_32bit
*/
diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c
index 7031a8dcf69..c859de77aa8 100644
--- a/drivers/ide/ide-lib.c
+++ b/drivers/ide/ide-lib.c
@@ -274,16 +274,6 @@ u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode)
if (overridden)
printk(KERN_INFO "%s: tPIO > 2, assuming tPIO = 2\n",
drive->name);
-
- /*
- * Conservative "downgrade" for all pre-ATA2 drives
- */
- if ((drive->hwif->host_flags & IDE_HFLAG_PIO_NO_DOWNGRADE) == 0 &&
- pio_mode && pio_mode < 4) {
- pio_mode--;
- printk(KERN_INFO "%s: applying conservative "
- "PIO \"downgrade\"\n", drive->name);
- }
}
if (pio_mode > max_mode)
@@ -300,7 +290,8 @@ void ide_set_pio(ide_drive_t *drive, u8 req_pio)
ide_hwif_t *hwif = drive->hwif;
u8 host_pio, pio;
- if (hwif->set_pio_mode == NULL)
+ if (hwif->set_pio_mode == NULL ||
+ (hwif->host_flags & IDE_HFLAG_NO_SET_MODE))
return;
BUG_ON(hwif->pio_mask == 0x00);
@@ -353,6 +344,9 @@ int ide_set_pio_mode(ide_drive_t *drive, const u8 mode)
{
ide_hwif_t *hwif = drive->hwif;
+ if (hwif->host_flags & IDE_HFLAG_NO_SET_MODE)
+ return 0;
+
if (hwif->set_pio_mode == NULL)
return -1;
@@ -380,6 +374,9 @@ int ide_set_dma_mode(ide_drive_t *drive, const u8 mode)
{
ide_hwif_t *hwif = drive->hwif;
+ if (hwif->host_flags & IDE_HFLAG_NO_SET_MODE)
+ return 0;
+
if (hwif->set_dma_mode == NULL)
return -1;
@@ -410,7 +407,8 @@ int ide_set_xfer_rate(ide_drive_t *drive, u8 rate)
{
ide_hwif_t *hwif = drive->hwif;
- if (hwif->set_dma_mode == NULL)
+ if (hwif->set_dma_mode == NULL ||
+ (hwif->host_flags & IDE_HFLAG_NO_SET_MODE))
return -1;
rate = ide_rate_filter(drive, rate);
diff --git a/drivers/ide/ide-pnp.c b/drivers/ide/ide-pnp.c
index 34c2ad36ce5..8a178a55a02 100644
--- a/drivers/ide/ide-pnp.c
+++ b/drivers/ide/ide-pnp.c
@@ -11,7 +11,7 @@
*
* You should have received a copy of the GNU General Public License
* (for example /usr/src/linux/COPYING); if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/init.h>
@@ -20,12 +20,12 @@
/* Add your devices here :)) */
static struct pnp_device_id idepnp_devices[] = {
- /* Generic ESDI/IDE/ATA compatible hard disk controller */
+ /* Generic ESDI/IDE/ATA compatible hard disk controller */
{.id = "PNP0600", .driver_data = 0},
{.id = ""}
};
-static int idepnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id)
+static int idepnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
{
hw_regs_t hw;
ide_hwif_t *hwif;
@@ -38,7 +38,7 @@ static int idepnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id
pnp_port_start(dev, 1));
hw.irq = pnp_irq(dev, 0);
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif) {
u8 index = hwif->index;
u8 idx[4] = { index, 0xff, 0xff, 0xff };
@@ -47,7 +47,7 @@ static int idepnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id
ide_init_port_hw(hwif, &hw);
printk(KERN_INFO "ide%d: generic PnP IDE interface\n", index);
- pnp_set_drvdata(dev,hwif);
+ pnp_set_drvdata(dev, hwif);
ide_device_add(idx, NULL);
@@ -57,7 +57,7 @@ static int idepnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id
return -1;
}
-static void idepnp_remove(struct pnp_dev * dev)
+static void idepnp_remove(struct pnp_dev *dev)
{
ide_hwif_t *hwif = pnp_get_drvdata(dev);
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 6a196c27b0a..87542972802 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1444,6 +1444,54 @@ static int ide_sysfs_register_port(ide_hwif_t *hwif)
return rc;
}
+/**
+ * ide_find_port_slot - find free ide_hwifs[] slot
+ * @d: IDE port info
+ *
+ * Return the new hwif. If we are out of free slots return NULL.
+ */
+
+ide_hwif_t *ide_find_port_slot(const struct ide_port_info *d)
+{
+ ide_hwif_t *hwif;
+ int i;
+ u8 bootable = (d && (d->host_flags & IDE_HFLAG_NON_BOOTABLE)) ? 0 : 1;
+
+ /*
+ * Claim an unassigned slot.
+ *
+ * Give preference to claiming other slots before claiming ide0/ide1,
+ * just in case there's another interface yet-to-be-scanned
+ * which uses ports 0x1f0/0x170 (the ide0/ide1 defaults).
+ *
+ * Unless there is a bootable card that does not use the standard
+ * ports 0x1f0/0x170 (the ide0/ide1 defaults).
+ */
+ if (bootable) {
+ i = (d && (d->host_flags & IDE_HFLAG_QD_2ND_PORT)) ? 1 : 0;
+
+ for (; i < MAX_HWIFS; i++) {
+ hwif = &ide_hwifs[i];
+ if (hwif->chipset == ide_unknown)
+ return hwif;
+ }
+ } else {
+ for (i = 2; i < MAX_HWIFS; i++) {
+ hwif = &ide_hwifs[i];
+ if (hwif->chipset == ide_unknown)
+ return hwif;
+ }
+ for (i = 0; i < 2 && i < MAX_HWIFS; i++) {
+ hwif = &ide_hwifs[i];
+ if (hwif->chipset == ide_unknown)
+ return hwif;
+ }
+ }
+
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(ide_find_port_slot);
+
int ide_device_add_all(u8 *idx, const struct ide_port_info *d)
{
ide_hwif_t *hwif, *mate = NULL;
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index edd7f186dc4..5d3562b4503 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -47,28 +47,28 @@ static int proc_ide_read_imodel
const char *name;
switch (hwif->chipset) {
- case ide_generic: name = "generic"; break;
- case ide_pci: name = "pci"; break;
- case ide_cmd640: name = "cmd640"; break;
- case ide_dtc2278: name = "dtc2278"; break;
- case ide_ali14xx: name = "ali14xx"; break;
- case ide_qd65xx: name = "qd65xx"; break;
- case ide_umc8672: name = "umc8672"; break;
- case ide_ht6560b: name = "ht6560b"; break;
- case ide_rz1000: name = "rz1000"; break;
- case ide_trm290: name = "trm290"; break;
- case ide_cmd646: name = "cmd646"; break;
- case ide_cy82c693: name = "cy82c693"; break;
- case ide_4drives: name = "4drives"; break;
- case ide_pmac: name = "mac-io"; break;
- case ide_au1xxx: name = "au1xxx"; break;
- case ide_palm3710: name = "palm3710"; break;
- case ide_etrax100: name = "etrax100"; break;
- case ide_acorn: name = "acorn"; break;
- default: name = "(unknown)"; break;
+ case ide_generic: name = "generic"; break;
+ case ide_pci: name = "pci"; break;
+ case ide_cmd640: name = "cmd640"; break;
+ case ide_dtc2278: name = "dtc2278"; break;
+ case ide_ali14xx: name = "ali14xx"; break;
+ case ide_qd65xx: name = "qd65xx"; break;
+ case ide_umc8672: name = "umc8672"; break;
+ case ide_ht6560b: name = "ht6560b"; break;
+ case ide_rz1000: name = "rz1000"; break;
+ case ide_trm290: name = "trm290"; break;
+ case ide_cmd646: name = "cmd646"; break;
+ case ide_cy82c693: name = "cy82c693"; break;
+ case ide_4drives: name = "4drives"; break;
+ case ide_pmac: name = "mac-io"; break;
+ case ide_au1xxx: name = "au1xxx"; break;
+ case ide_palm3710: name = "palm3710"; break;
+ case ide_etrax100: name = "etrax100"; break;
+ case ide_acorn: name = "acorn"; break;
+ default: name = "(unknown)"; break;
}
len = sprintf(page, "%s\n", name);
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static int proc_ide_read_mate
@@ -81,7 +81,7 @@ static int proc_ide_read_mate
len = sprintf(page, "%s\n", hwif->mate->name);
else
len = sprintf(page, "(none)\n");
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static int proc_ide_read_channel
@@ -93,7 +93,7 @@ static int proc_ide_read_channel
page[0] = hwif->channel ? '1' : '0';
page[1] = '\n';
len = 2;
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static int proc_ide_read_identify
@@ -120,7 +120,7 @@ static int proc_ide_read_identify
len = out - page;
}
}
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
/**
@@ -197,7 +197,7 @@ EXPORT_SYMBOL(ide_add_setting);
* The caller must hold the setting semaphore.
*/
-static void __ide_remove_setting (ide_drive_t *drive, char *name)
+static void __ide_remove_setting(ide_drive_t *drive, char *name)
{
ide_settings_t **p, *setting;
@@ -205,7 +205,8 @@ static void __ide_remove_setting (ide_drive_t *drive, char *name)
while ((*p) && strcmp((*p)->name, name))
p = &((*p)->next);
- if ((setting = (*p)) == NULL)
+ setting = (*p);
+ if (setting == NULL)
return;
(*p) = setting->next;
@@ -223,7 +224,7 @@ static void __ide_remove_setting (ide_drive_t *drive, char *name)
* caller must hold ide_setting_mtx.
*/
-static void auto_remove_settings (ide_drive_t *drive)
+static void auto_remove_settings(ide_drive_t *drive)
{
ide_settings_t *setting;
repeat:
@@ -279,16 +280,16 @@ static int ide_read_setting(ide_drive_t *drive, ide_settings_t *setting)
if ((setting->rw & SETTING_READ)) {
spin_lock_irqsave(&ide_lock, flags);
- switch(setting->data_type) {
- case TYPE_BYTE:
- val = *((u8 *) setting->data);
- break;
- case TYPE_SHORT:
- val = *((u16 *) setting->data);
- break;
- case TYPE_INT:
- val = *((u32 *) setting->data);
- break;
+ switch (setting->data_type) {
+ case TYPE_BYTE:
+ val = *((u8 *) setting->data);
+ break;
+ case TYPE_SHORT:
+ val = *((u16 *) setting->data);
+ break;
+ case TYPE_INT:
+ val = *((u32 *) setting->data);
+ break;
}
spin_unlock_irqrestore(&ide_lock, flags);
}
@@ -326,15 +327,15 @@ static int ide_write_setting(ide_drive_t *drive, ide_settings_t *setting, int va
if (ide_spin_wait_hwgroup(drive))
return -EBUSY;
switch (setting->data_type) {
- case TYPE_BYTE:
- *((u8 *) setting->data) = val;
- break;
- case TYPE_SHORT:
- *((u16 *) setting->data) = val;
- break;
- case TYPE_INT:
- *((u32 *) setting->data) = val;
- break;
+ case TYPE_BYTE:
+ *((u8 *) setting->data) = val;
+ break;
+ case TYPE_SHORT:
+ *((u16 *) setting->data) = val;
+ break;
+ case TYPE_INT:
+ *((u32 *) setting->data) = val;
+ break;
}
spin_unlock_irq(&ide_lock);
return 0;
@@ -390,7 +391,7 @@ void ide_add_generic_settings (ide_drive_t *drive)
static void proc_ide_settings_warn(void)
{
- static int warned = 0;
+ static int warned;
if (warned)
return;
@@ -413,11 +414,12 @@ static int proc_ide_read_settings
mutex_lock(&ide_setting_mtx);
out += sprintf(out, "name\t\t\tvalue\t\tmin\t\tmax\t\tmode\n");
out += sprintf(out, "----\t\t\t-----\t\t---\t\t---\t\t----\n");
- while(setting) {
+ while (setting) {
mul_factor = setting->mul_factor;
div_factor = setting->div_factor;
out += sprintf(out, "%-24s", setting->name);
- if ((rc = ide_read_setting(drive, setting)) >= 0)
+ rc = ide_read_setting(drive, setting);
+ if (rc >= 0)
out += sprintf(out, "%-16d", rc * mul_factor / div_factor);
else
out += sprintf(out, "%-16s", "write-only");
@@ -431,7 +433,7 @@ static int proc_ide_read_settings
}
len = out - page;
mutex_unlock(&ide_setting_mtx);
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
#define MAX_LEN 30
@@ -512,8 +514,7 @@ static int proc_ide_write_settings(struct file *file, const char __user *buffer,
mutex_lock(&ide_setting_mtx);
setting = ide_find_setting_by_name(drive, name);
- if (!setting)
- {
+ if (!setting) {
mutex_unlock(&ide_setting_mtx);
goto parse_error;
}
@@ -533,8 +534,8 @@ parse_error:
int proc_ide_read_capacity
(char *page, char **start, off_t off, int count, int *eof, void *data)
{
- int len = sprintf(page,"%llu\n", (long long)0x7fffffff);
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ int len = sprintf(page, "%llu\n", (long long)0x7fffffff);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
EXPORT_SYMBOL_GPL(proc_ide_read_capacity);
@@ -546,13 +547,13 @@ int proc_ide_read_geometry
char *out = page;
int len;
- out += sprintf(out,"physical %d/%d/%d\n",
+ out += sprintf(out, "physical %d/%d/%d\n",
drive->cyl, drive->head, drive->sect);
- out += sprintf(out,"logical %d/%d/%d\n",
+ out += sprintf(out, "logical %d/%d/%d\n",
drive->bios_cyl, drive->bios_head, drive->bios_sect);
len = out - page;
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
EXPORT_SYMBOL(proc_ide_read_geometry);
@@ -566,7 +567,7 @@ static int proc_ide_read_dmodel
len = sprintf(page, "%.40s\n",
(id && id->model[0]) ? (char *)id->model : "(none)");
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static int proc_ide_read_driver
@@ -583,7 +584,7 @@ static int proc_ide_read_driver
dev->driver->name, ide_drv->version);
} else
len = sprintf(page, "ide-default version 0.9.newide\n");
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static int ide_replace_subdriver(ide_drive_t *drive, const char *driver)
@@ -639,30 +640,26 @@ static int proc_ide_read_media
int len;
switch (drive->media) {
- case ide_disk: media = "disk\n";
- break;
- case ide_cdrom: media = "cdrom\n";
- break;
- case ide_tape: media = "tape\n";
- break;
- case ide_floppy:media = "floppy\n";
- break;
- case ide_optical:media = "optical\n";
- break;
- default: media = "UNKNOWN\n";
- break;
+ case ide_disk: media = "disk\n"; break;
+ case ide_cdrom: media = "cdrom\n"; break;
+ case ide_tape: media = "tape\n"; break;
+ case ide_floppy: media = "floppy\n"; break;
+ case ide_optical: media = "optical\n"; break;
+ default: media = "UNKNOWN\n"; break;
}
- strcpy(page,media);
+ strcpy(page, media);
len = strlen(media);
- PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
+ PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static ide_proc_entry_t generic_drive_entries[] = {
- { "driver", S_IFREG|S_IRUGO, proc_ide_read_driver, proc_ide_write_driver },
- { "identify", S_IFREG|S_IRUSR, proc_ide_read_identify, NULL },
- { "media", S_IFREG|S_IRUGO, proc_ide_read_media, NULL },
- { "model", S_IFREG|S_IRUGO, proc_ide_read_dmodel, NULL },
- { "settings", S_IFREG|S_IRUSR|S_IWUSR,proc_ide_read_settings, proc_ide_write_settings },
+ { "driver", S_IFREG|S_IRUGO, proc_ide_read_driver,
+ proc_ide_write_driver },
+ { "identify", S_IFREG|S_IRUSR, proc_ide_read_identify, NULL },
+ { "media", S_IFREG|S_IRUGO, proc_ide_read_media, NULL },
+ { "model", S_IFREG|S_IRUGO, proc_ide_read_dmodel, NULL },
+ { "settings", S_IFREG|S_IRUSR|S_IWUSR, proc_ide_read_settings,
+ proc_ide_write_settings },
{ NULL, 0, NULL, NULL }
};
@@ -734,7 +731,6 @@ void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver)
spin_unlock_irqrestore(&ide_lock, flags);
mutex_unlock(&ide_setting_mtx);
}
-
EXPORT_SYMBOL(ide_proc_unregister_driver);
void ide_proc_port_register_devices(ide_hwif_t *hwif)
@@ -755,7 +751,7 @@ void ide_proc_port_register_devices(ide_hwif_t *hwif)
drive->proc = proc_mkdir(drive->name, parent);
if (drive->proc)
ide_add_proc_entries(drive->proc, generic_drive_entries, drive);
- sprintf(name,"ide%d/%s", (drive->name[2]-'a')/2, drive->name);
+ sprintf(name, "ide%d/%s", (drive->name[2]-'a')/2, drive->name);
ent = proc_symlink(drive->name, proc_ide_root, name);
if (!ent) return;
}
@@ -795,7 +791,6 @@ void ide_pci_create_host_proc(const char *name, get_info_t *get_info)
{
create_proc_info_entry(name, 0, proc_ide_root, get_info);
}
-
EXPORT_SYMBOL_GPL(ide_pci_create_host_proc);
#endif
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 917c72dcd33..d868ca44d03 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -100,13 +100,8 @@ int ide_noacpitfs = 1;
int ide_noacpionboot = 1;
#endif
-/*
- * This is declared extern in ide.h, for access by other IDE modules:
- */
ide_hwif_t ide_hwifs[MAX_HWIFS]; /* master data repository */
-EXPORT_SYMBOL(ide_hwifs);
-
static void ide_port_init_devices_data(ide_hwif_t *);
/*
@@ -232,30 +227,6 @@ static int ide_system_bus_speed(void)
return pci_dev_present(pci_default) ? 33 : 50;
}
-ide_hwif_t * ide_find_port(unsigned long base)
-{
- ide_hwif_t *hwif;
- int i;
-
- for (i = 0; i < MAX_HWIFS; i++) {
- hwif = &ide_hwifs[i];
- if (hwif->io_ports[IDE_DATA_OFFSET] == base)
- goto found;
- }
-
- for (i = 0; i < MAX_HWIFS; i++) {
- hwif = &ide_hwifs[i];
- if (hwif->chipset == ide_unknown)
- goto found;
- }
-
- hwif = NULL;
-found:
- return hwif;
-}
-
-EXPORT_SYMBOL_GPL(ide_find_port);
-
static struct resource* hwif_request_region(ide_hwif_t *hwif,
unsigned long addr, int num)
{
@@ -280,29 +251,21 @@ static struct resource* hwif_request_region(ide_hwif_t *hwif,
int ide_hwif_request_regions(ide_hwif_t *hwif)
{
unsigned long addr;
- unsigned int i;
if (hwif->mmio)
return 0;
+
addr = hwif->io_ports[IDE_CONTROL_OFFSET];
+
if (addr && !hwif_request_region(hwif, addr, 1))
goto control_region_busy;
- hwif->straight8 = 0;
+
addr = hwif->io_ports[IDE_DATA_OFFSET];
- if ((addr | 7) == hwif->io_ports[IDE_STATUS_OFFSET]) {
- if (!hwif_request_region(hwif, addr, 8))
- goto data_region_busy;
- hwif->straight8 = 1;
- return 0;
- }
- for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
- addr = hwif->io_ports[i];
- if (!hwif_request_region(hwif, addr, 1)) {
- while (--i)
- release_region(addr, 1);
- goto data_region_busy;
- }
- }
+ BUG_ON((addr | 7) != hwif->io_ports[IDE_STATUS_OFFSET]);
+
+ if (!hwif_request_region(hwif, addr, 8))
+ goto data_region_busy;
+
return 0;
data_region_busy:
@@ -328,19 +291,13 @@ control_region_busy:
void ide_hwif_release_regions(ide_hwif_t *hwif)
{
- u32 i = 0;
-
if (hwif->mmio)
return;
+
if (hwif->io_ports[IDE_CONTROL_OFFSET])
release_region(hwif->io_ports[IDE_CONTROL_OFFSET], 1);
- if (hwif->straight8) {
- release_region(hwif->io_ports[IDE_DATA_OFFSET], 8);
- return;
- }
- for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++)
- if (hwif->io_ports[i])
- release_region(hwif->io_ports[i], 1);
+
+ release_region(hwif->io_ports[IDE_DATA_OFFSET], 8);
}
void ide_remove_port_from_hwgroup(ide_hwif_t *hwif)
@@ -627,11 +584,13 @@ out:
int set_pio_mode(ide_drive_t *drive, int arg)
{
struct request rq;
+ ide_hwif_t *hwif = drive->hwif;
if (arg < 0 || arg > 255)
return -EINVAL;
- if (drive->hwif->set_pio_mode == NULL)
+ if (hwif->set_pio_mode == NULL ||
+ (hwif->host_flags & IDE_HFLAG_NO_SET_MODE))
return -ENOSYS;
if (drive->special.b.set_tune)
diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/legacy/ali14xx.c
index bc8b1f8de61..33bb7b87be5 100644
--- a/drivers/ide/legacy/ali14xx.c
+++ b/drivers/ide/legacy/ali14xx.c
@@ -86,7 +86,7 @@ static u8 regOff; /* output to base port to close registers */
/*
* Read a controller register.
*/
-static inline u8 inReg (u8 reg)
+static inline u8 inReg(u8 reg)
{
outb_p(reg, regPort);
return inb(dataPort);
@@ -95,7 +95,7 @@ static inline u8 inReg (u8 reg)
/*
* Write a controller register.
*/
-static void outReg (u8 data, u8 reg)
+static void outReg(u8 data, u8 reg)
{
outb_p(reg, regPort);
outb_p(data, dataPort);
@@ -143,7 +143,7 @@ static void ali14xx_set_pio_mode(ide_drive_t *drive, const u8 pio)
/*
* Auto-detect the IDE controller port.
*/
-static int __init findPort (void)
+static int __init findPort(void)
{
int i;
u8 t;
@@ -175,7 +175,8 @@ static int __init findPort (void)
/*
* Initialize controller registers with default values.
*/
-static int __init initRegisters (void) {
+static int __init initRegisters(void)
+{
const RegInitializer *p;
u8 t;
unsigned long flags;
@@ -199,7 +200,8 @@ static const struct ide_port_info ali14xx_port_info = {
static int __init ali14xx_probe(void)
{
- static u8 idx[4] = { 0, 1, 0xff, 0xff };
+ ide_hwif_t *hwif, *mate;
+ static u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw[2];
printk(KERN_DEBUG "ali14xx: base=0x%03x, regOn=0x%02x.\n",
@@ -219,18 +221,26 @@ static int __init ali14xx_probe(void)
ide_std_init_ports(&hw[1], 0x170, 0x376);
hw[1].irq = 15;
- ide_init_port_hw(&ide_hwifs[0], &hw[0]);
- ide_init_port_hw(&ide_hwifs[1], &hw[1]);
+ hwif = ide_find_port();
+ if (hwif) {
+ ide_init_port_hw(hwif, &hw[0]);
+ hwif->set_pio_mode = &ali14xx_set_pio_mode;
+ idx[0] = hwif->index;
+ }
- ide_hwifs[0].set_pio_mode = &ali14xx_set_pio_mode;
- ide_hwifs[1].set_pio_mode = &ali14xx_set_pio_mode;
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw[1]);
+ mate->set_pio_mode = &ali14xx_set_pio_mode;
+ idx[1] = mate->index;
+ }
ide_device_add(idx, &ali14xx_port_info);
return 0;
}
-int probe_ali14xx = 0;
+int probe_ali14xx;
module_param_named(probe, probe_ali14xx, bool, 0);
MODULE_PARM_DESC(probe, "probe for ALI M14xx chipsets");
diff --git a/drivers/ide/legacy/buddha.c b/drivers/ide/legacy/buddha.c
index fdd3791e465..6956eb8f2d5 100644
--- a/drivers/ide/legacy/buddha.c
+++ b/drivers/ide/legacy/buddha.c
@@ -221,7 +221,7 @@ fail_base2:
buddha_setup_ports(&hw, base, ctl, irq_port, ack_intr);
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif) {
u8 index = hwif->index;
diff --git a/drivers/ide/legacy/dtc2278.c b/drivers/ide/legacy/dtc2278.c
index 5f69cd2ea6f..9c6b3249a00 100644
--- a/drivers/ide/legacy/dtc2278.c
+++ b/drivers/ide/legacy/dtc2278.c
@@ -102,15 +102,9 @@ static int __init dtc2278_probe(void)
{
unsigned long flags;
ide_hwif_t *hwif, *mate;
- static u8 idx[4] = { 0, 1, 0xff, 0xff };
+ static u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw[2];
- hwif = &ide_hwifs[0];
- mate = &ide_hwifs[1];
-
- if (hwif->chipset != ide_unknown || mate->chipset != ide_unknown)
- return 1;
-
local_irq_save(flags);
/*
* This enables the second interface
@@ -137,10 +131,18 @@ static int __init dtc2278_probe(void)
ide_std_init_ports(&hw[1], 0x170, 0x376);
hw[1].irq = 15;
- ide_init_port_hw(hwif, &hw[0]);
- ide_init_port_hw(mate, &hw[1]);
+ hwif = ide_find_port();
+ if (hwif) {
+ ide_init_port_hw(hwif, &hw[0]);
+ hwif->set_pio_mode = dtc2278_set_pio_mode;
+ idx[0] = hwif->index;
+ }
- hwif->set_pio_mode = &dtc2278_set_pio_mode;
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw[1]);
+ idx[1] = mate->index;
+ }
ide_device_add(idx, &dtc2278_port_info);
diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/legacy/falconide.c
index e950afa5939..8c9c9f7f54c 100644
--- a/drivers/ide/legacy/falconide.c
+++ b/drivers/ide/legacy/falconide.c
@@ -22,6 +22,7 @@
#include <asm/atariints.h>
#include <asm/atari_stdma.h>
+#define DRV_NAME "falconide"
/*
* Base of the IDE interface
@@ -74,15 +75,21 @@ static int __init falconide_init(void)
printk(KERN_INFO "ide: Falcon IDE controller\n");
+ if (!request_mem_region(ATA_HD_BASE, 0x40, DRV_NAME)) {
+ printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
+ return -EBUSY;
+ }
+
falconide_setup_ports(&hw);
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif) {
u8 index = hwif->index;
u8 idx[4] = { index, 0xff, 0xff, 0xff };
ide_init_port_data(hwif, index);
ide_init_port_hw(hwif, &hw);
+ hwif->mmio = 1;
ide_get_lock(NULL, NULL);
ide_device_add(idx, NULL);
diff --git a/drivers/ide/legacy/gayle.c b/drivers/ide/legacy/gayle.c
index e3b4638cc88..fcc8d52bf2a 100644
--- a/drivers/ide/legacy/gayle.c
+++ b/drivers/ide/legacy/gayle.c
@@ -175,7 +175,7 @@ found:
gayle_setup_ports(&hw, base, ctrlport, irqport, ack_intr);
- hwif = ide_find_port(base);
+ hwif = ide_find_port();
if (hwif) {
u8 index = hwif->index;
diff --git a/drivers/ide/legacy/hd.c b/drivers/ide/legacy/hd.c
index 0b0d8673192..abdedf56643 100644
--- a/drivers/ide/legacy/hd.c
+++ b/drivers/ide/legacy/hd.c
@@ -122,12 +122,12 @@ static int hd_error;
* This struct defines the HD's and their types.
*/
struct hd_i_struct {
- unsigned int head,sect,cyl,wpcom,lzone,ctl;
+ unsigned int head, sect, cyl, wpcom, lzone, ctl;
int unit;
int recalibrate;
int special_op;
};
-
+
#ifdef HD_TYPE
static struct hd_i_struct hd_info[] = { HD_TYPE };
static int NR_HD = ARRAY_SIZE(hd_info);
@@ -168,7 +168,7 @@ unsigned long read_timer(void)
spin_lock_irqsave(&i8253_lock, flags);
t = jiffies * 11932;
- outb_p(0, 0x43);
+ outb_p(0, 0x43);
i = inb_p(0x40);
i |= inb(0x40) << 8;
spin_unlock_irqrestore(&i8253_lock, flags);
@@ -183,7 +183,7 @@ static void __init hd_setup(char *str, int *ints)
if (ints[0] != 3)
return;
if (hd_info[0].head != 0)
- hdind=1;
+ hdind = 1;
hd_info[hdind].head = ints[2];
hd_info[hdind].sect = ints[3];
hd_info[hdind].cyl = ints[1];
@@ -193,7 +193,7 @@ static void __init hd_setup(char *str, int *ints)
NR_HD = hdind+1;
}
-static void dump_status (const char *msg, unsigned int stat)
+static void dump_status(const char *msg, unsigned int stat)
{
char *name = "hd?";
if (CURRENT)
@@ -291,7 +291,6 @@ static int controller_ready(unsigned int drive, unsigned int head)
return 0;
}
-
static void hd_out(struct hd_i_struct *disk,
unsigned int nsect,
unsigned int sect,
@@ -313,15 +312,15 @@ static void hd_out(struct hd_i_struct *disk,
return;
}
SET_HANDLER(intr_addr);
- outb_p(disk->ctl,HD_CMD);
- port=HD_DATA;
- outb_p(disk->wpcom>>2,++port);
- outb_p(nsect,++port);
- outb_p(sect,++port);
- outb_p(cyl,++port);
- outb_p(cyl>>8,++port);
- outb_p(0xA0|(disk->unit<<4)|head,++port);
- outb_p(cmd,++port);
+ outb_p(disk->ctl, HD_CMD);
+ port = HD_DATA;
+ outb_p(disk->wpcom >> 2, ++port);
+ outb_p(nsect, ++port);
+ outb_p(sect, ++port);
+ outb_p(cyl, ++port);
+ outb_p(cyl >> 8, ++port);
+ outb_p(0xA0 | (disk->unit << 4) | head, ++port);
+ outb_p(cmd, ++port);
}
static void hd_request (void);
@@ -344,14 +343,14 @@ static void reset_controller(void)
{
int i;
- outb_p(4,HD_CMD);
- for(i = 0; i < 1000; i++) barrier();
- outb_p(hd_info[0].ctl & 0x0f,HD_CMD);
- for(i = 0; i < 1000; i++) barrier();
+ outb_p(4, HD_CMD);
+ for (i = 0; i < 1000; i++) barrier();
+ outb_p(hd_info[0].ctl & 0x0f, HD_CMD);
+ for (i = 0; i < 1000; i++) barrier();
if (drive_busy())
printk("hd: controller still busy\n");
else if ((hd_error = inb(HD_ERROR)) != 1)
- printk("hd: controller reset failed: %02x\n",hd_error);
+ printk("hd: controller reset failed: %02x\n", hd_error);
}
static void reset_hd(void)
@@ -371,8 +370,8 @@ repeat:
if (++i < NR_HD) {
struct hd_i_struct *disk = &hd_info[i];
disk->special_op = disk->recalibrate = 1;
- hd_out(disk,disk->sect,disk->sect,disk->head-1,
- disk->cyl,WIN_SPECIFY,&reset_hd);
+ hd_out(disk, disk->sect, disk->sect, disk->head-1,
+ disk->cyl, WIN_SPECIFY, &reset_hd);
if (reset)
goto repeat;
} else
@@ -393,7 +392,7 @@ static void unexpected_hd_interrupt(void)
unsigned int stat = inb_p(HD_STATUS);
if (stat & (BUSY_STAT|DRQ_STAT|ECC_STAT|ERR_STAT)) {
- dump_status ("unexpected interrupt", stat);
+ dump_status("unexpected interrupt", stat);
SET_TIMER;
}
}
@@ -453,7 +452,7 @@ static void read_intr(void)
return;
ok_to_read:
req = CURRENT;
- insw(HD_DATA,req->buffer,256);
+ insw(HD_DATA, req->buffer, 256);
req->sector++;
req->buffer += 512;
req->errors = 0;
@@ -507,7 +506,7 @@ ok_to_write:
end_request(req, 1);
if (i > 0) {
SET_HANDLER(&write_intr);
- outsw(HD_DATA,req->buffer,256);
+ outsw(HD_DATA, req->buffer, 256);
local_irq_enable();
} else {
#if (HD_DELAY > 0)
@@ -560,11 +559,11 @@ static int do_special_op(struct hd_i_struct *disk, struct request *req)
{
if (disk->recalibrate) {
disk->recalibrate = 0;
- hd_out(disk,disk->sect,0,0,0,WIN_RESTORE,&recal_intr);
+ hd_out(disk, disk->sect, 0, 0, 0, WIN_RESTORE, &recal_intr);
return reset;
}
if (disk->head > 16) {
- printk ("%s: cannot handle device with more than 16 heads - giving up\n", req->rq_disk->disk_name);
+ printk("%s: cannot handle device with more than 16 heads - giving up\n", req->rq_disk->disk_name);
end_request(req, 0);
}
disk->special_op = 0;
@@ -633,19 +632,21 @@ repeat:
if (blk_fs_request(req)) {
switch (rq_data_dir(req)) {
case READ:
- hd_out(disk,nsect,sec,head,cyl,WIN_READ,&read_intr);
+ hd_out(disk, nsect, sec, head, cyl, WIN_READ,
+ &read_intr);
if (reset)
goto repeat;
break;
case WRITE:
- hd_out(disk,nsect,sec,head,cyl,WIN_WRITE,&write_intr);
+ hd_out(disk, nsect, sec, head, cyl, WIN_WRITE,
+ &write_intr);
if (reset)
goto repeat;
if (wait_DRQ()) {
bad_rw_intr();
goto repeat;
}
- outsw(HD_DATA,req->buffer,256);
+ outsw(HD_DATA, req->buffer, 256);
break;
default:
printk("unknown hd-command\n");
@@ -655,7 +656,7 @@ repeat:
}
}
-static void do_hd_request (struct request_queue * q)
+static void do_hd_request(struct request_queue *q)
{
disable_irq(HD_IRQ);
hd_request();
@@ -708,12 +709,12 @@ static int __init hd_init(void)
{
int drive;
- if (register_blkdev(MAJOR_NR,"hd"))
+ if (register_blkdev(MAJOR_NR, "hd"))
return -1;
hd_queue = blk_init_queue(do_hd_request, &hd_lock);
if (!hd_queue) {
- unregister_blkdev(MAJOR_NR,"hd");
+ unregister_blkdev(MAJOR_NR, "hd");
return -ENOMEM;
}
@@ -742,7 +743,7 @@ static int __init hd_init(void)
goto out;
}
- for (drive=0 ; drive < NR_HD ; drive++) {
+ for (drive = 0 ; drive < NR_HD ; drive++) {
struct gendisk *disk = alloc_disk(64);
struct hd_i_struct *p = &hd_info[drive];
if (!disk)
@@ -756,7 +757,7 @@ static int __init hd_init(void)
disk->queue = hd_queue;
p->unit = drive;
hd_gendisk[drive] = disk;
- printk ("%s: %luMB, CHS=%d/%d/%d\n",
+ printk("%s: %luMB, CHS=%d/%d/%d\n",
disk->disk_name, (unsigned long)get_capacity(disk)/2048,
p->cyl, p->head, p->sect);
}
@@ -776,7 +777,7 @@ static int __init hd_init(void)
}
/* Let them fly */
- for(drive=0; drive < NR_HD; drive++)
+ for (drive = 0; drive < NR_HD; drive++)
add_disk(hd_gendisk[drive]);
return 0;
@@ -791,7 +792,7 @@ out1:
NR_HD = 0;
out:
del_timer(&device_timer);
- unregister_blkdev(MAJOR_NR,"hd");
+ unregister_blkdev(MAJOR_NR, "hd");
blk_cleanup_queue(hd_queue);
return -1;
Enomem:
@@ -800,7 +801,8 @@ Enomem:
goto out;
}
-static int __init parse_hd_setup (char *line) {
+static int __init parse_hd_setup(char *line)
+{
int ints[6];
(void) get_options(line, ARRAY_SIZE(ints), ints);
diff --git a/drivers/ide/legacy/ht6560b.c b/drivers/ide/legacy/ht6560b.c
index 88fe9070c9c..60f52f5158c 100644
--- a/drivers/ide/legacy/ht6560b.c
+++ b/drivers/ide/legacy/ht6560b.c
@@ -35,6 +35,7 @@
* Try: http://www.maf.iki.fi/~maf/ht6560b/
*/
+#define DRV_NAME "ht6560b"
#define HT6560B_VERSION "v0.08"
#include <linux/module.h>
@@ -339,16 +340,13 @@ static const struct ide_port_info ht6560b_port_info __initdata = {
static int __init ht6560b_init(void)
{
ide_hwif_t *hwif, *mate;
- static u8 idx[4] = { 0, 1, 0xff, 0xff };
+ static u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw[2];
if (probe_ht6560b == 0)
return -ENODEV;
- hwif = &ide_hwifs[0];
- mate = &ide_hwifs[1];
-
- if (!request_region(HT_CONFIG_PORT, 1, hwif->name)) {
+ if (!request_region(HT_CONFIG_PORT, 1, DRV_NAME)) {
printk(KERN_NOTICE "%s: HT_CONFIG_PORT not found\n",
__FUNCTION__);
return -ENODEV;
@@ -367,17 +365,23 @@ static int __init ht6560b_init(void)
ide_std_init_ports(&hw[1], 0x170, 0x376);
hw[1].irq = 15;
- ide_init_port_hw(hwif, &hw[0]);
- ide_init_port_hw(mate, &hw[1]);
-
- hwif->selectproc = &ht6560b_selectproc;
- hwif->set_pio_mode = &ht6560b_set_pio_mode;
-
- mate->selectproc = &ht6560b_selectproc;
- mate->set_pio_mode = &ht6560b_set_pio_mode;
+ hwif = ide_find_port();
+ if (hwif) {
+ ide_init_port_hw(hwif, &hw[0]);
+ hwif->selectproc = ht6560b_selectproc;
+ hwif->set_pio_mode = ht6560b_set_pio_mode;
+ hwif->port_init_devs = ht6560b_port_init_devs;
+ idx[0] = hwif->index;
+ }
- hwif->port_init_devs = ht6560b_port_init_devs;
- mate->port_init_devs = ht6560b_port_init_devs;
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw[1]);
+ mate->selectproc = ht6560b_selectproc;
+ mate->set_pio_mode = ht6560b_set_pio_mode;
+ mate->port_init_devs = ht6560b_port_init_devs;
+ idx[1] = mate->index;
+ }
ide_device_add(idx, &ht6560b_port_info);
diff --git a/drivers/ide/legacy/ide-4drives.c b/drivers/ide/legacy/ide-4drives.c
index ecd7f355355..c352f12348a 100644
--- a/drivers/ide/legacy/ide-4drives.c
+++ b/drivers/ide/legacy/ide-4drives.c
@@ -4,7 +4,7 @@
#include <linux/module.h>
#include <linux/ide.h>
-int probe_4drives = 0;
+int probe_4drives;
module_param_named(probe, probe_4drives, bool, 0);
MODULE_PARM_DESC(probe, "probe for generic IDE chipset with 4 drives/port");
@@ -12,31 +12,37 @@ MODULE_PARM_DESC(probe, "probe for generic IDE chipset with 4 drives/port");
static int __init ide_4drives_init(void)
{
ide_hwif_t *hwif, *mate;
- u8 idx[4] = { 0, 1, 0xff, 0xff };
+ u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw;
if (probe_4drives == 0)
return -ENODEV;
- hwif = &ide_hwifs[0];
- mate = &ide_hwifs[1];
-
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw, 0x1f0, 0x3f6);
hw.irq = 14;
hw.chipset = ide_4drives;
- ide_init_port_hw(hwif, &hw);
- ide_init_port_hw(mate, &hw);
-
- mate->drives[0].select.all ^= 0x20;
- mate->drives[1].select.all ^= 0x20;
-
- hwif->mate = mate;
- mate->mate = hwif;
-
- hwif->serialized = mate->serialized = 1;
+ hwif = ide_find_port();
+ if (hwif) {
+ ide_init_port_hw(hwif, &hw);
+ idx[0] = hwif->index;
+ }
+
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw);
+ mate->drives[0].select.all ^= 0x20;
+ mate->drives[1].select.all ^= 0x20;
+ idx[1] = mate->index;
+
+ if (hwif) {
+ hwif->mate = mate;
+ mate->mate = hwif;
+ hwif->serialized = mate->serialized = 1;
+ }
+ }
ide_device_add(idx, NULL);
diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c
index 9a23b94f293..b97b8d51b3e 100644
--- a/drivers/ide/legacy/ide-cs.c
+++ b/drivers/ide/legacy/ide-cs.c
@@ -156,7 +156,7 @@ static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq
hw.chipset = ide_pci;
hw.dev = &handle->dev;
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif == NULL)
return -1;
diff --git a/drivers/ide/legacy/ide_platform.c b/drivers/ide/legacy/ide_platform.c
index 361b1bb544b..bf240775531 100644
--- a/drivers/ide/legacy/ide_platform.c
+++ b/drivers/ide/legacy/ide_platform.c
@@ -89,7 +89,7 @@ static int __devinit plat_ide_probe(struct platform_device *pdev)
res_alt->start, res_alt->end - res_alt->start + 1);
}
- hwif = ide_find_port((unsigned long)base);
+ hwif = ide_find_port();
if (!hwif) {
ret = -ENODEV;
goto out;
@@ -100,11 +100,10 @@ static int __devinit plat_ide_probe(struct platform_device *pdev)
hw.dev = &pdev->dev;
ide_init_port_hw(hwif, &hw);
+ hwif->mmio = 1;
- if (mmio) {
- hwif->mmio = 1;
+ if (mmio)
default_hwif_mmiops(hwif);
- }
idx[0] = hwif->index;
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c
index eaf5dbe58bc..7429b80cb08 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -120,7 +120,7 @@ static int __init macide_init(void)
macide_setup_ports(&hw, base, irq, ack_intr);
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif) {
u8 index = hwif->index;
u8 idx[4] = { index, 0xff, 0xff, 0xff };
diff --git a/drivers/ide/legacy/q40ide.c b/drivers/ide/legacy/q40ide.c
index 2da28759686..fcbff0eced1 100644
--- a/drivers/ide/legacy/q40ide.c
+++ b/drivers/ide/legacy/q40ide.c
@@ -137,7 +137,7 @@ static int __init q40ide_init(void)
// m68kide_iops,
q40ide_default_irq(pcide_bases[i]));
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif) {
ide_init_port_data(hwif, hwif->index);
ide_init_port_hw(hwif, &hw);
diff --git a/drivers/ide/legacy/qd65xx.c b/drivers/ide/legacy/qd65xx.c
index 7016bdf4fcc..6e820c7c5c6 100644
--- a/drivers/ide/legacy/qd65xx.c
+++ b/drivers/ide/legacy/qd65xx.c
@@ -88,12 +88,12 @@
static int timings[4]={-1,-1,-1,-1}; /* stores current timing for each timer */
/*
- * qd_select:
+ * qd65xx_select:
*
- * This routine is invoked from ide.c to prepare for access to a given drive.
+ * This routine is invoked to prepare for access to a given drive.
*/
-static void qd_select (ide_drive_t *drive)
+static void qd65xx_select(ide_drive_t *drive)
{
u8 index = (( (QD_TIMREG(drive)) & 0x80 ) >> 7) |
(QD_TIMREG(drive) & 0x02);
@@ -168,36 +168,15 @@ static int qd_find_disk_type (ide_drive_t *drive,
}
/*
- * qd_timing_ok:
- *
- * check whether timings don't conflict
- */
-
-static int qd_timing_ok (ide_drive_t drives[])
-{
- return (IDE_IMPLY(drives[0].present && drives[1].present,
- IDE_IMPLY(QD_TIMREG(drives) == QD_TIMREG(drives+1),
- QD_TIMING(drives) == QD_TIMING(drives+1))));
- /* if same timing register, must be same timing */
-}
-
-/*
* qd_set_timing:
*
- * records the timing, and enables selectproc as needed
+ * records the timing
*/
static void qd_set_timing (ide_drive_t *drive, u8 timing)
{
- ide_hwif_t *hwif = HWIF(drive);
-
drive->drive_data &= 0xff00;
drive->drive_data |= timing;
- if (qd_timing_ok(hwif->drives)) {
- qd_select(drive); /* selects once */
- hwif->selectproc = NULL;
- } else
- hwif->selectproc = &qd_select;
printk(KERN_DEBUG "%s: %#x\n", drive->name, timing);
}
@@ -225,10 +204,11 @@ static void qd6500_set_pio_mode(ide_drive_t *drive, const u8 pio)
static void qd6580_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
- int base = HWIF(drive)->select_data;
+ ide_hwif_t *hwif = drive->hwif;
unsigned int cycle_time;
int active_time = 175;
int recovery_time = 415; /* worst case values from the dos driver */
+ u8 base = (hwif->config_data & 0xff00) >> 8;
if (drive->id && !qd_find_disk_type(drive, &active_time, &recovery_time)) {
cycle_time = ide_pio_cycle_time(drive, pio);
@@ -299,21 +279,10 @@ static int __init qd_testreg(int port)
return (readreg != QD_TESTVAL);
}
-/*
- * qd_setup:
- *
- * called to setup an ata channel : adjusts attributes & links for tuning
- */
-
-static void __init qd_setup(ide_hwif_t *hwif, int base, int config)
-{
- hwif->select_data = base;
- hwif->config_data = config;
-}
-
static void __init qd6500_port_init_devs(ide_hwif_t *hwif)
{
- u8 base = hwif->select_data, config = QD_CONFIG(hwif);
+ u8 base = (hwif->config_data & 0xff00) >> 8;
+ u8 config = QD_CONFIG(hwif);
hwif->drives[0].drive_data = QD6500_DEF_DATA;
hwif->drives[1].drive_data = QD6500_DEF_DATA;
@@ -322,9 +291,10 @@ static void __init qd6500_port_init_devs(ide_hwif_t *hwif)
static void __init qd6580_port_init_devs(ide_hwif_t *hwif)
{
u16 t1, t2;
- u8 base = hwif->select_data, config = QD_CONFIG(hwif);
+ u8 base = (hwif->config_data & 0xff00) >> 8;
+ u8 config = QD_CONFIG(hwif);
- if (QD_CONTROL(hwif) & QD_CONTR_SEC_DISABLED) {
+ if (hwif->host_flags & IDE_HFLAG_SINGLE) {
t1 = QD6580_DEF_DATA;
t2 = QD6580_DEF_DATA2;
} else
@@ -355,14 +325,18 @@ static int __init qd_probe(int base)
u8 config, unit;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw[2];
+ struct ide_port_info d = qd65xx_port_info;
config = inb(QD_CONFIG_PORT);
if (! ((config & QD_CONFIG_BASEPORT) >> 1 == (base == 0xb0)) )
- return 1;
+ return -ENODEV;
unit = ! (config & QD_CONFIG_IDE_BASEPORT);
+ if (unit)
+ d.host_flags |= IDE_HFLAG_QD_2ND_PORT;
+
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw[0], 0x1f0, 0x3f6);
@@ -373,30 +347,37 @@ static int __init qd_probe(int base)
if ((config & 0xf0) == QD_CONFIG_QD6500) {
- if (qd_testreg(base)) return 1; /* bad register */
+ if (qd_testreg(base))
+ return -ENODEV; /* bad register */
/* qd6500 found */
- hwif = &ide_hwifs[unit];
- printk(KERN_NOTICE "%s: qd6500 at %#x\n", hwif->name, base);
- printk(KERN_DEBUG "qd6500: config=%#x, ID3=%u\n",
- config, QD_ID3);
-
if (config & QD_CONFIG_DISABLED) {
printk(KERN_WARNING "qd6500 is disabled !\n");
- return 1;
+ return -ENODEV;
}
+ printk(KERN_NOTICE "qd6500 at %#x\n", base);
+ printk(KERN_DEBUG "qd6500: config=%#x, ID3=%u\n",
+ config, QD_ID3);
+
+ d.host_flags |= IDE_HFLAG_SINGLE;
+
+ hwif = ide_find_port_slot(&d);
+ if (hwif == NULL)
+ return -ENOENT;
+
ide_init_port_hw(hwif, &hw[unit]);
- qd_setup(hwif, base, config);
+ hwif->config_data = (base << 8) | config;
hwif->port_init_devs = qd6500_port_init_devs;
- hwif->set_pio_mode = &qd6500_set_pio_mode;
+ hwif->set_pio_mode = qd6500_set_pio_mode;
+ hwif->selectproc = qd65xx_select;
- idx[unit] = unit;
+ idx[unit] = hwif->index;
- ide_device_add(idx, &qd65xx_port_info);
+ ide_device_add(idx, &d);
return 1;
}
@@ -406,8 +387,8 @@ static int __init qd_probe(int base)
u8 control;
- if (qd_testreg(base) || qd_testreg(base+0x02)) return 1;
- /* bad registers */
+ if (qd_testreg(base) || qd_testreg(base + 0x02))
+ return -ENODEV; /* bad registers */
/* qd6580 found */
@@ -422,46 +403,52 @@ static int __init qd_probe(int base)
if (control & QD_CONTR_SEC_DISABLED) {
/* secondary disabled */
- hwif = &ide_hwifs[unit];
- printk(KERN_INFO "%s: qd6580: single IDE board\n",
- hwif->name);
+ printk(KERN_INFO "qd6580: single IDE board\n");
+
+ d.host_flags |= IDE_HFLAG_SINGLE;
+
+ hwif = ide_find_port_slot(&d);
+ if (hwif == NULL)
+ return -ENOENT;
ide_init_port_hw(hwif, &hw[unit]);
- qd_setup(hwif, base, config | (control << 8));
+ hwif->config_data = (base << 8) | config;
hwif->port_init_devs = qd6580_port_init_devs;
- hwif->set_pio_mode = &qd6580_set_pio_mode;
+ hwif->set_pio_mode = qd6580_set_pio_mode;
+ hwif->selectproc = qd65xx_select;
- idx[unit] = unit;
+ idx[unit] = hwif->index;
- ide_device_add(idx, &qd65xx_port_info);
+ ide_device_add(idx, &d);
return 1;
} else {
ide_hwif_t *mate;
- hwif = &ide_hwifs[0];
- mate = &ide_hwifs[1];
/* secondary enabled */
- printk(KERN_INFO "%s&%s: qd6580: dual IDE board\n",
- hwif->name, mate->name);
-
- ide_init_port_hw(hwif, &hw[0]);
- ide_init_port_hw(mate, &hw[1]);
-
- qd_setup(hwif, base, config | (control << 8));
-
- hwif->port_init_devs = qd6580_port_init_devs;
- hwif->set_pio_mode = &qd6580_set_pio_mode;
-
- qd_setup(mate, base, config | (control << 8));
-
- mate->port_init_devs = qd6580_port_init_devs;
- mate->set_pio_mode = &qd6580_set_pio_mode;
-
- idx[0] = 0;
- idx[1] = 1;
+ printk(KERN_INFO "qd6580: dual IDE board\n");
+
+ hwif = ide_find_port();
+ if (hwif) {
+ ide_init_port_hw(hwif, &hw[0]);
+ hwif->config_data = (base << 8) | config;
+ hwif->port_init_devs = qd6580_port_init_devs;
+ hwif->set_pio_mode = qd6580_set_pio_mode;
+ hwif->selectproc = qd65xx_select;
+ idx[0] = hwif->index;
+ }
+
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw[1]);
+ mate->config_data = (base << 8) | config;
+ mate->port_init_devs = qd6580_port_init_devs;
+ mate->set_pio_mode = qd6580_set_pio_mode;
+ mate->selectproc = qd65xx_select;
+ idx[1] = mate->index;
+ }
ide_device_add(idx, &qd65xx_port_info);
@@ -469,7 +456,7 @@ static int __init qd_probe(int base)
}
}
/* no qd65xx found */
- return 1;
+ return -ENODEV;
}
int probe_qd65xx = 0;
@@ -479,14 +466,18 @@ MODULE_PARM_DESC(probe, "probe for QD65xx chipsets");
static int __init qd65xx_init(void)
{
+ int rc1, rc2 = -ENODEV;
+
if (probe_qd65xx == 0)
return -ENODEV;
- if (qd_probe(0x30))
- qd_probe(0xb0);
- if (ide_hwifs[0].chipset != ide_qd65xx &&
- ide_hwifs[1].chipset != ide_qd65xx)
+ rc1 = qd_probe(0x30);
+ if (rc1)
+ rc2 = qd_probe(0xb0);
+
+ if (rc1 < 0 && rc2 < 0)
return -ENODEV;
+
return 0;
}
diff --git a/drivers/ide/legacy/qd65xx.h b/drivers/ide/legacy/qd65xx.h
index 28dd50a15d5..c83dea85e62 100644
--- a/drivers/ide/legacy/qd65xx.h
+++ b/drivers/ide/legacy/qd65xx.h
@@ -30,7 +30,6 @@
#define QD_ID3 ((config & QD_CONFIG_ID3)!=0)
#define QD_CONFIG(hwif) ((hwif)->config_data & 0x00ff)
-#define QD_CONTROL(hwif) (((hwif)->config_data & 0xff00) >> 8)
#define QD_TIMING(drive) (byte)(((drive)->drive_data) & 0x00ff)
#define QD_TIMREG(drive) (byte)((((drive)->drive_data) & 0xff00) >> 8)
diff --git a/drivers/ide/legacy/umc8672.c b/drivers/ide/legacy/umc8672.c
index bc1944811b9..4d90badd2bd 100644
--- a/drivers/ide/legacy/umc8672.c
+++ b/drivers/ide/legacy/umc8672.c
@@ -19,7 +19,7 @@
*/
/*
- * VLB Controller Support from
+ * VLB Controller Support from
* Wolfram Podien
* Rohoefe 3
* D28832 Achim
@@ -32,7 +32,7 @@
* #define UMC_DRIVE0 11
* in the beginning of the driver, which sets the speed of drive 0 to 11 (there
* are some lines present). 0 - 11 are allowed speed values. These values are
- * the results from the DOS speed test program supplied from UMC. 11 is the
+ * the results from the DOS speed test program supplied from UMC. 11 is the
* highest speed (about PIO mode 3)
*/
#define REALLY_SLOW_IO /* some systems can safely undef this */
@@ -60,62 +60,62 @@
#define UMC_DRIVE3 1 /* In case of crash reduce speed */
static u8 current_speeds[4] = {UMC_DRIVE0, UMC_DRIVE1, UMC_DRIVE2, UMC_DRIVE3};
-static const u8 pio_to_umc [5] = {0,3,7,10,11}; /* rough guesses */
+static const u8 pio_to_umc [5] = {0, 3, 7, 10, 11}; /* rough guesses */
/* 0 1 2 3 4 5 6 7 8 9 10 11 */
static const u8 speedtab [3][12] = {
- {0xf, 0xb, 0x2, 0x2, 0x2, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1 },
- {0x3, 0x2, 0x2, 0x2, 0x2, 0x2, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1 },
- {0xff,0xcb,0xc0,0x58,0x36,0x33,0x23,0x22,0x21,0x11,0x10,0x0}};
+ {0x0f, 0x0b, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1},
+ {0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1},
+ {0xff, 0xcb, 0xc0, 0x58, 0x36, 0x33, 0x23, 0x22, 0x21, 0x11, 0x10, 0x0}
+};
-static void out_umc (char port,char wert)
+static void out_umc(char port, char wert)
{
- outb_p(port,0x108);
- outb_p(wert,0x109);
+ outb_p(port, 0x108);
+ outb_p(wert, 0x109);
}
-static inline u8 in_umc (char port)
+static inline u8 in_umc(char port)
{
- outb_p(port,0x108);
+ outb_p(port, 0x108);
return inb_p(0x109);
}
-static void umc_set_speeds (u8 speeds[])
+static void umc_set_speeds(u8 speeds[])
{
int i, tmp;
- outb_p(0x5A,0x108); /* enable umc */
+ outb_p(0x5A, 0x108); /* enable umc */
- out_umc (0xd7,(speedtab[0][speeds[2]] | (speedtab[0][speeds[3]]<<4)));
- out_umc (0xd6,(speedtab[0][speeds[0]] | (speedtab[0][speeds[1]]<<4)));
+ out_umc(0xd7, (speedtab[0][speeds[2]] | (speedtab[0][speeds[3]]<<4)));
+ out_umc(0xd6, (speedtab[0][speeds[0]] | (speedtab[0][speeds[1]]<<4)));
tmp = 0;
- for (i = 3; i >= 0; i--) {
+ for (i = 3; i >= 0; i--)
tmp = (tmp << 2) | speedtab[1][speeds[i]];
+ out_umc(0xdc, tmp);
+ for (i = 0; i < 4; i++) {
+ out_umc(0xd0 + i, speedtab[2][speeds[i]]);
+ out_umc(0xd8 + i, speedtab[2][speeds[i]]);
}
- out_umc (0xdc,tmp);
- for (i = 0;i < 4; i++) {
- out_umc (0xd0+i,speedtab[2][speeds[i]]);
- out_umc (0xd8+i,speedtab[2][speeds[i]]);
- }
- outb_p(0xa5,0x108); /* disable umc */
+ outb_p(0xa5, 0x108); /* disable umc */
- printk ("umc8672: drive speeds [0 to 11]: %d %d %d %d\n",
+ printk("umc8672: drive speeds [0 to 11]: %d %d %d %d\n",
speeds[0], speeds[1], speeds[2], speeds[3]);
}
static void umc_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
+ ide_hwif_t *hwif = drive->hwif;
unsigned long flags;
- ide_hwgroup_t *hwgroup = ide_hwifs[HWIF(drive)->index^1].hwgroup;
printk("%s: setting umc8672 to PIO mode%d (speed %d)\n",
drive->name, pio, pio_to_umc[pio]);
spin_lock_irqsave(&ide_lock, flags);
- if (hwgroup && hwgroup->handler != NULL) {
+ if (hwif->mate && hwif->mate->hwgroup->handler) {
printk(KERN_ERR "umc8672: other interface is busy: exiting tune_umc()\n");
} else {
current_speeds[drive->name[2] - 'a'] = pio_to_umc[pio];
- umc_set_speeds (current_speeds);
+ umc_set_speeds(current_speeds);
}
spin_unlock_irqrestore(&ide_lock, flags);
}
@@ -128,8 +128,9 @@ static const struct ide_port_info umc8672_port_info __initdata = {
static int __init umc8672_probe(void)
{
+ ide_hwif_t *hwif, *mate;
unsigned long flags;
- static u8 idx[4] = { 0, 1, 0xff, 0xff };
+ static u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw[2];
if (!request_region(0x108, 2, "umc8672")) {
@@ -137,16 +138,16 @@ static int __init umc8672_probe(void)
return 1;
}
local_irq_save(flags);
- outb_p(0x5A,0x108); /* enable umc */
+ outb_p(0x5A, 0x108); /* enable umc */
if (in_umc (0xd5) != 0xa0) {
local_irq_restore(flags);
printk(KERN_ERR "umc8672: not found\n");
release_region(0x108, 2);
- return 1;
+ return 1;
}
- outb_p(0xa5,0x108); /* disable umc */
+ outb_p(0xa5, 0x108); /* disable umc */
- umc_set_speeds (current_speeds);
+ umc_set_speeds(current_speeds);
local_irq_restore(flags);
memset(&hw, 0, sizeof(hw));
@@ -157,18 +158,26 @@ static int __init umc8672_probe(void)
ide_std_init_ports(&hw[1], 0x170, 0x376);
hw[1].irq = 15;
- ide_init_port_hw(&ide_hwifs[0], &hw[0]);
- ide_init_port_hw(&ide_hwifs[1], &hw[1]);
+ hwif = ide_find_port();
+ if (hwif) {
+ ide_init_port_hw(hwif, &hw[0]);
+ hwif->set_pio_mode = umc_set_pio_mode;
+ idx[0] = hwif->index;
+ }
- ide_hwifs[0].set_pio_mode = &umc_set_pio_mode;
- ide_hwifs[1].set_pio_mode = &umc_set_pio_mode;
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw[1]);
+ mate->set_pio_mode = umc_set_pio_mode;
+ idx[1] = mate->index;
+ }
ide_device_add(idx, &umc8672_port_info);
return 0;
}
-int probe_umc8672 = 0;
+int probe_umc8672;
module_param_named(probe, probe_umc8672, bool, 0);
MODULE_PARM_DESC(probe, "probe for UMC8672 chipset");
diff --git a/drivers/ide/mips/au1xxx-ide.c b/drivers/ide/mips/au1xxx-ide.c
index 9b628248f2f..a8cd0035936 100644
--- a/drivers/ide/mips/au1xxx-ide.c
+++ b/drivers/ide/mips/au1xxx-ide.c
@@ -599,9 +599,11 @@ static int au_ide_probe(struct device *dev)
goto out;
}
- /* FIXME: This might possibly break PCMCIA IDE devices */
-
- hwif = &ide_hwifs[pdev->id];
+ hwif = ide_find_port();
+ if (hwif == NULL) {
+ ret = -ENOENT;
+ goto out;
+ }
memset(&hw, 0, sizeof(hw));
auide_setup_ports(&hw, ahwif);
diff --git a/drivers/ide/mips/swarm.c b/drivers/ide/mips/swarm.c
index 956259fc09b..bbe8d585334 100644
--- a/drivers/ide/mips/swarm.c
+++ b/drivers/ide/mips/swarm.c
@@ -76,17 +76,12 @@ static int __devinit swarm_ide_probe(struct device *dev)
if (!SIBYTE_HAVE_IDE)
return -ENODEV;
- /* Find an empty slot. */
- for (i = 0; i < MAX_HWIFS; i++)
- if (!ide_hwifs[i].io_ports[IDE_DATA_OFFSET])
- break;
- if (i >= MAX_HWIFS) {
+ hwif = ide_find_port();
+ if (hwif == NULL) {
printk(KERN_ERR DRV_NAME ": no free slot for interface\n");
return -ENOMEM;
}
- hwif = ide_hwifs + i;
-
base = ioremap(A_IO_EXT_BASE, 0x800);
offset = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_START_ADDR, IDE_CS));
size = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_MULT_SIZE, IDE_CS));
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
index cfb3265bc1a..c9ba15afe97 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/pci/aec62xx.c
@@ -220,7 +220,8 @@ static const struct ide_port_info aec62xx_chipsets[] __devinitdata = {
.init_hwif = init_hwif_aec62xx,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.host_flags = IDE_HFLAG_NO_ATAPI_DMA |
- IDE_HFLAG_ABUSE_SET_DMA_MODE,
+ IDE_HFLAG_ABUSE_SET_DMA_MODE |
+ IDE_HFLAG_NON_BOOTABLE,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA4,
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index b3b6f514ce2..3fa2d9f7b1b 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -750,7 +750,6 @@ static const struct ide_port_info ali15x3_chipset __devinitdata = {
.init_chipset = init_chipset_ali15x3,
.init_hwif = init_hwif_ali15x3,
.init_dma = init_dma_ali15x3,
- .host_flags = IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO5,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index 2ef890ce809..ff684d31237 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -219,12 +219,10 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif)
#define IDE_HFLAGS_AMD \
(IDE_HFLAG_PIO_NO_BLACKLIST | \
- IDE_HFLAG_PIO_NO_DOWNGRADE | \
IDE_HFLAG_ABUSE_SET_DMA_MODE | \
IDE_HFLAG_POST_SET_MODE | \
IDE_HFLAG_IO_32BIT | \
- IDE_HFLAG_UNMASK_IRQS | \
- IDE_HFLAG_BOOTABLE)
+ IDE_HFLAG_UNMASK_IRQS)
#define DECLARE_AMD_DEV(name_str, swdma, udma) \
{ \
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 7e037c880cb..91722f88b7b 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -151,7 +151,7 @@ static const struct ide_port_info atiixp_pci_info[] __devinitdata = {
.name = "ATIIXP",
.init_hwif = init_hwif_atiixp,
.enablebits = {{0x48,0x01,0x00}, {0x48,0x08,0x00}},
- .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_LEGACY_IRQS,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA5,
@@ -159,8 +159,7 @@ static const struct ide_port_info atiixp_pci_info[] __devinitdata = {
.name = "SB600_PATA",
.init_hwif = init_hwif_atiixp,
.enablebits = {{0x48,0x01,0x00}, {0x00,0x00,0x00}},
- .host_flags = IDE_HFLAG_SINGLE | IDE_HFLAG_LEGACY_IRQS |
- IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_SINGLE | IDE_HFLAG_LEGACY_IRQS,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA5,
diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index a1cfe033a55..b076dbfc43a 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -4,7 +4,7 @@
/*
* Original authors: abramov@cecmow.enet.dec.com (Igor Abramov)
- * mlord@pobox.com (Mark Lord)
+ * mlord@pobox.com (Mark Lord)
*
* See linux/MAINTAINERS for address of current maintainer.
*
@@ -98,7 +98,7 @@
#define CMD640_PREFETCH_MASKS 1
-//#define CMD640_DUMP_REGS
+/*#define CMD640_DUMP_REGS */
#include <linux/types.h>
#include <linux/kernel.h>
@@ -112,7 +112,7 @@
/*
* This flag is set in ide.c by the parameter: ide0=cmd640_vlb
*/
-int cmd640_vlb = 0;
+int cmd640_vlb;
/*
* CMD640 specific registers definition.
@@ -185,7 +185,6 @@ static DEFINE_SPINLOCK(cmd640_lock);
* These are initialized to point at the devices we control
*/
static ide_hwif_t *cmd_hwif0, *cmd_hwif1;
-static ide_drive_t *cmd_drives[4];
/*
* Interface to access cmd640x registers
@@ -207,13 +206,13 @@ static unsigned int cmd640_chip_version;
/* PCI method 1 access */
-static void put_cmd640_reg_pci1 (u16 reg, u8 val)
+static void put_cmd640_reg_pci1(u16 reg, u8 val)
{
outl_p((reg & 0xfc) | cmd640_key, 0xcf8);
outb_p(val, (reg & 3) | 0xcfc);
}
-static u8 get_cmd640_reg_pci1 (u16 reg)
+static u8 get_cmd640_reg_pci1(u16 reg)
{
outl_p((reg & 0xfc) | cmd640_key, 0xcf8);
return inb_p((reg & 3) | 0xcfc);
@@ -221,14 +220,14 @@ static u8 get_cmd640_reg_pci1 (u16 reg)
/* PCI method 2 access (from CMD datasheet) */
-static void put_cmd640_reg_pci2 (u16 reg, u8 val)
+static void put_cmd640_reg_pci2(u16 reg, u8 val)
{
outb_p(0x10, 0xcf8);
outb_p(val, cmd640_key + reg);
outb_p(0, 0xcf8);
}
-static u8 get_cmd640_reg_pci2 (u16 reg)
+static u8 get_cmd640_reg_pci2(u16 reg)
{
u8 b;
@@ -240,13 +239,13 @@ static u8 get_cmd640_reg_pci2 (u16 reg)
/* VLB access */
-static void put_cmd640_reg_vlb (u16 reg, u8 val)
+static void put_cmd640_reg_vlb(u16 reg, u8 val)
{
outb_p(reg, cmd640_key);
outb_p(val, cmd640_key + 4);
}
-static u8 get_cmd640_reg_vlb (u16 reg)
+static u8 get_cmd640_reg_vlb(u16 reg)
{
outb_p(reg, cmd640_key);
return inb_p(cmd640_key + 4);
@@ -268,11 +267,11 @@ static void put_cmd640_reg(u16 reg, u8 val)
unsigned long flags;
spin_lock_irqsave(&cmd640_lock, flags);
- __put_cmd640_reg(reg,val);
+ __put_cmd640_reg(reg, val);
spin_unlock_irqrestore(&cmd640_lock, flags);
}
-static int __init match_pci_cmd640_device (void)
+static int __init match_pci_cmd640_device(void)
{
const u8 ven_dev[4] = {0x95, 0x10, 0x40, 0x06};
unsigned int i;
@@ -292,7 +291,7 @@ static int __init match_pci_cmd640_device (void)
/*
* Probe for CMD640x -- pci method 1
*/
-static int __init probe_for_cmd640_pci1 (void)
+static int __init probe_for_cmd640_pci1(void)
{
__get_cmd640_reg = get_cmd640_reg_pci1;
__put_cmd640_reg = put_cmd640_reg_pci1;
@@ -308,7 +307,7 @@ static int __init probe_for_cmd640_pci1 (void)
/*
* Probe for CMD640x -- pci method 2
*/
-static int __init probe_for_cmd640_pci2 (void)
+static int __init probe_for_cmd640_pci2(void)
{
__get_cmd640_reg = get_cmd640_reg_pci2;
__put_cmd640_reg = put_cmd640_reg_pci2;
@@ -322,7 +321,7 @@ static int __init probe_for_cmd640_pci2 (void)
/*
* Probe for CMD640x -- vlb
*/
-static int __init probe_for_cmd640_vlb (void)
+static int __init probe_for_cmd640_vlb(void)
{
u8 b;
@@ -343,7 +342,7 @@ static int __init probe_for_cmd640_vlb (void)
* Returns 1 if an IDE interface/drive exists at 0x170,
* Returns 0 otherwise.
*/
-static int __init secondary_port_responding (void)
+static int __init secondary_port_responding(void)
{
unsigned long flags;
@@ -367,7 +366,7 @@ static int __init secondary_port_responding (void)
/*
* Dump out all cmd640 registers. May be called from ide.c
*/
-static void cmd640_dump_regs (void)
+static void cmd640_dump_regs(void)
{
unsigned int reg = cmd640_vlb ? 0x50 : 0x00;
@@ -386,9 +385,8 @@ static void cmd640_dump_regs (void)
* Check whether prefetch is on for a drive,
* and initialize the unmask flags for safe operation.
*/
-static void __init check_prefetch (unsigned int index)
+static void __init check_prefetch(ide_drive_t *drive, unsigned int index)
{
- ide_drive_t *drive = cmd_drives[index];
u8 b = get_cmd640_reg(prefetch_regs[index]);
if (b & prefetch_masks[index]) { /* is prefetch off? */
@@ -404,28 +402,13 @@ static void __init check_prefetch (unsigned int index)
}
}
-/*
- * Figure out which devices we control
- */
-static void __init setup_device_ptrs (void)
-{
- cmd_hwif0 = &ide_hwifs[0];
- cmd_hwif1 = &ide_hwifs[1];
-
- cmd_drives[0] = &cmd_hwif0->drives[0];
- cmd_drives[1] = &cmd_hwif0->drives[1];
- cmd_drives[2] = &cmd_hwif1->drives[0];
- cmd_drives[3] = &cmd_hwif1->drives[1];
-}
-
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
/*
* Sets prefetch mode for a drive.
*/
-static void set_prefetch_mode (unsigned int index, int mode)
+static void set_prefetch_mode(ide_drive_t *drive, unsigned int index, int mode)
{
- ide_drive_t *drive = cmd_drives[index];
unsigned long flags;
int reg = prefetch_regs[index];
u8 b;
@@ -452,7 +435,7 @@ static void set_prefetch_mode (unsigned int index, int mode)
/*
* Dump out current drive clocks settings
*/
-static void display_clocks (unsigned int index)
+static void display_clocks(unsigned int index)
{
u8 active_count, recovery_count;
@@ -471,7 +454,7 @@ static void display_clocks (unsigned int index)
* Pack active and recovery counts into single byte representation
* used by controller
*/
-static inline u8 pack_nibbles (u8 upper, u8 lower)
+static inline u8 pack_nibbles(u8 upper, u8 lower)
{
return ((upper & 0x0f) << 4) | (lower & 0x0f);
}
@@ -479,7 +462,7 @@ static inline u8 pack_nibbles (u8 upper, u8 lower)
/*
* This routine retrieves the initial drive timings from the chipset.
*/
-static void __init retrieve_drive_counts (unsigned int index)
+static void __init retrieve_drive_counts(unsigned int index)
{
u8 b;
@@ -488,10 +471,10 @@ static void __init retrieve_drive_counts (unsigned int index)
*/
b = get_cmd640_reg(arttim_regs[index]) & ~0x3f;
switch (b) {
- case 0x00: b = 4; break;
- case 0x80: b = 3; break;
- case 0x40: b = 2; break;
- default: b = 5; break;
+ case 0x00: b = 4; break;
+ case 0x80: b = 3; break;
+ case 0x40: b = 2; break;
+ default: b = 5; break;
}
setup_counts[index] = b;
@@ -508,7 +491,7 @@ static void __init retrieve_drive_counts (unsigned int index)
* This routine writes the prepared setup/active/recovery counts
* for a drive into the cmd640 chipset registers to active them.
*/
-static void program_drive_counts (unsigned int index)
+static void program_drive_counts(ide_drive_t *drive, unsigned int index)
{
unsigned long flags;
u8 setup_count = setup_counts[index];
@@ -522,8 +505,11 @@ static void program_drive_counts (unsigned int index)
* so we merge the timings, using the slowest value for each timing.
*/
if (index > 1) {
- unsigned int mate;
- if (cmd_drives[mate = index ^ 1]->present) {
+ ide_hwif_t *hwif = drive->hwif;
+ ide_drive_t *peer = &hwif->drives[!drive->select.b.unit];
+ unsigned int mate = index ^ 1;
+
+ if (peer->present) {
if (setup_count < setup_counts[mate])
setup_count = setup_counts[mate];
if (active_count < active_counts[mate])
@@ -537,11 +523,11 @@ static void program_drive_counts (unsigned int index)
* Convert setup_count to internal chipset representation
*/
switch (setup_count) {
- case 4: setup_count = 0x00; break;
- case 3: setup_count = 0x80; break;
- case 1:
- case 2: setup_count = 0x40; break;
- default: setup_count = 0xc0; /* case 5 */
+ case 4: setup_count = 0x00; break;
+ case 3: setup_count = 0x80; break;
+ case 1:
+ case 2: setup_count = 0x40; break;
+ default: setup_count = 0xc0; /* case 5 */
}
/*
@@ -562,7 +548,8 @@ static void program_drive_counts (unsigned int index)
/*
* Set a specific pio_mode for a drive
*/
-static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle_time)
+static void cmd640_set_mode(ide_drive_t *drive, unsigned int index,
+ u8 pio_mode, unsigned int cycle_time)
{
int setup_time, active_time, recovery_time, clock_time;
u8 setup_count, active_count, recovery_count, recovery_count2, cycle_count;
@@ -574,15 +561,15 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle
active_time = ide_pio_timings[pio_mode].active_time;
recovery_time = cycle_time - (setup_time + active_time);
clock_time = 1000 / bus_speed;
- cycle_count = (cycle_time + clock_time - 1) / clock_time;
+ cycle_count = DIV_ROUND_UP(cycle_time, clock_time);
- setup_count = (setup_time + clock_time - 1) / clock_time;
+ setup_count = DIV_ROUND_UP(setup_time, clock_time);
- active_count = (active_time + clock_time - 1) / clock_time;
+ active_count = DIV_ROUND_UP(active_time, clock_time);
if (active_count < 2)
active_count = 2; /* minimum allowed by cmd640 */
- recovery_count = (recovery_time + clock_time - 1) / clock_time;
+ recovery_count = DIV_ROUND_UP(recovery_time, clock_time);
recovery_count2 = cycle_count - (setup_count + active_count);
if (recovery_count2 > recovery_count)
recovery_count = recovery_count2;
@@ -611,7 +598,7 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle
* 1) this is the wrong place to do it (proper is do_special() in ide.c)
* 2) in practice this is rarely, if ever, necessary
*/
- program_drive_counts (index);
+ program_drive_counts(drive, index);
}
static void cmd640_set_pio_mode(ide_drive_t *drive, const u8 pio)
@@ -619,32 +606,26 @@ static void cmd640_set_pio_mode(ide_drive_t *drive, const u8 pio)
unsigned int index = 0, cycle_time;
u8 b;
- while (drive != cmd_drives[index]) {
- if (++index > 3) {
- printk(KERN_ERR "%s: bad news in %s\n",
- drive->name, __FUNCTION__);
- return;
- }
- }
switch (pio) {
- case 6: /* set fast-devsel off */
- case 7: /* set fast-devsel on */
- b = get_cmd640_reg(CNTRL) & ~0x27;
- if (pio & 1)
- b |= 0x27;
- put_cmd640_reg(CNTRL, b);
- printk("%s: %sabled cmd640 fast host timing (devsel)\n", drive->name, (pio & 1) ? "en" : "dis");
- return;
-
- case 8: /* set prefetch off */
- case 9: /* set prefetch on */
- set_prefetch_mode(index, pio & 1);
- printk("%s: %sabled cmd640 prefetch\n", drive->name, (pio & 1) ? "en" : "dis");
- return;
+ case 6: /* set fast-devsel off */
+ case 7: /* set fast-devsel on */
+ b = get_cmd640_reg(CNTRL) & ~0x27;
+ if (pio & 1)
+ b |= 0x27;
+ put_cmd640_reg(CNTRL, b);
+ printk("%s: %sabled cmd640 fast host timing (devsel)\n",
+ drive->name, (pio & 1) ? "en" : "dis");
+ return;
+ case 8: /* set prefetch off */
+ case 9: /* set prefetch on */
+ set_prefetch_mode(drive, index, pio & 1);
+ printk("%s: %sabled cmd640 prefetch\n",
+ drive->name, (pio & 1) ? "en" : "dis");
+ return;
}
cycle_time = ide_pio_cycle_time(drive, pio);
- cmd640_set_mode(index, pio, cycle_time);
+ cmd640_set_mode(drive, index, pio, cycle_time);
printk("%s: selected cmd640 PIO mode%d (%dns)",
drive->name, pio, cycle_time);
@@ -749,7 +730,7 @@ static int __init cmd640x_init(void)
cfr = get_cmd640_reg(CFR);
cmd640_chip_version = cfr & CFR_DEVREV;
if (cmd640_chip_version == 0) {
- printk ("ide: bad cmd640 revision: %d\n", cmd640_chip_version);
+ printk("ide: bad cmd640 revision: %d\n", cmd640_chip_version);
return 0;
}
@@ -764,17 +745,19 @@ static int __init cmd640x_init(void)
printk(KERN_INFO "cmd640: buggy cmd640%c interface on %s, config=0x%02x"
"\n", 'a' + cmd640_chip_version - 1, bus_type, cfr);
+ cmd_hwif0 = ide_find_port();
+
/*
* Initialize data for primary port
*/
- setup_device_ptrs ();
-
- ide_init_port_hw(cmd_hwif0, &hw[0]);
+ if (cmd_hwif0) {
+ ide_init_port_hw(cmd_hwif0, &hw[0]);
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
- cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
+ cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
- idx[0] = cmd_hwif0->index;
+ idx[0] = cmd_hwif0->index;
+ }
/*
* Ensure compatibility by always using the slowest timings
@@ -786,10 +769,13 @@ static int __init cmd640x_init(void)
put_cmd640_reg(CMDTIM, 0);
put_cmd640_reg(BRST, 0x40);
+ cmd_hwif1 = ide_find_port();
+
/*
* Try to enable the secondary interface, if not already enabled
*/
- if (cmd_hwif1->drives[0].noprobe && cmd_hwif1->drives[1].noprobe) {
+ if (cmd_hwif1 &&
+ cmd_hwif1->drives[0].noprobe && cmd_hwif1->drives[1].noprobe) {
port2 = "not probed";
} else {
b = get_cmd640_reg(CNTRL);
@@ -820,7 +806,7 @@ static int __init cmd640x_init(void)
/*
* Initialize data for secondary cmd640 port, if enabled
*/
- if (second_port_cmd640) {
+ if (second_port_cmd640 && cmd_hwif1) {
ide_init_port_hw(cmd_hwif1, &hw[1]);
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
cmd_hwif1->set_pio_mode = &cmd640_set_pio_mode;
@@ -828,7 +814,7 @@ static int __init cmd640x_init(void)
idx[1] = cmd_hwif1->index;
}
- printk(KERN_INFO "%s: %sserialized, secondary interface %s\n", cmd_hwif1->name,
+ printk(KERN_INFO "cmd640: %sserialized, secondary interface %s\n",
second_port_cmd640 ? "" : "not ", port2);
/*
@@ -836,18 +822,30 @@ static int __init cmd640x_init(void)
* Do not unnecessarily disturb any prior BIOS setup of these.
*/
for (index = 0; index < (2 + (second_port_cmd640 << 1)); index++) {
- ide_drive_t *drive = cmd_drives[index];
+ ide_drive_t *drive;
+
+ if (index > 1) {
+ if (cmd_hwif1 == NULL)
+ continue;
+ drive = &cmd_hwif1->drives[index & 1];
+ } else {
+ if (cmd_hwif0 == NULL)
+ continue;
+ drive = &cmd_hwif0->drives[index & 1];
+ }
+
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
if (drive->autotune || ((index > 1) && second_port_toggled)) {
- /*
- * Reset timing to the slowest speed and turn off prefetch.
- * This way, the drive identify code has a better chance.
+ /*
+ * Reset timing to the slowest speed and turn off
+ * prefetch. This way, the drive identify code has
+ * a better chance.
*/
setup_counts [index] = 4; /* max possible */
active_counts [index] = 16; /* max possible */
recovery_counts [index] = 16; /* max possible */
- program_drive_counts (index);
- set_prefetch_mode (index, 0);
+ program_drive_counts(drive, index);
+ set_prefetch_mode(drive, index, 0);
printk("cmd640: drive%d timings/prefetch cleared\n", index);
} else {
/*
@@ -855,7 +853,7 @@ static int __init cmd640x_init(void)
* This preserves any prior BIOS setup.
*/
retrieve_drive_counts (index);
- check_prefetch (index);
+ check_prefetch(drive, index);
printk("cmd640: drive%d timings/prefetch(%s) preserved",
index, drive->no_io_32bit ? "off" : "on");
display_clocks(index);
@@ -864,7 +862,7 @@ static int __init cmd640x_init(void)
/*
* Set the drive unmask flags to match the prefetch setting
*/
- check_prefetch (index);
+ check_prefetch(drive, index);
printk("cmd640: drive%d timings/prefetch(%s) preserved\n",
index, drive->no_io_32bit ? "off" : "on");
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index edabe6299ef..8baccfef237 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -440,8 +440,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_hwif = init_hwif_cmd64x,
.enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
.host_flags = IDE_HFLAG_CLEAR_SIMPLEX |
- IDE_HFLAG_ABUSE_PREFETCH |
- IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_ABUSE_PREFETCH,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = 0x00, /* no udma */
@@ -451,7 +450,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_hwif = init_hwif_cmd64x,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.chipset = ide_cmd646,
- .host_flags = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_ABUSE_PREFETCH,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,
@@ -460,7 +459,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
- .host_flags = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_ABUSE_PREFETCH,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA4,
@@ -469,7 +468,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
- .host_flags = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_ABUSE_PREFETCH,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA5,
diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c
index 1c163e4ef03..01b37ecb5a5 100644
--- a/drivers/ide/pci/cs5520.c
+++ b/drivers/ide/pci/cs5520.c
@@ -122,8 +122,7 @@ static void __devinit init_hwif_cs5520(ide_hwif_t *hwif)
IDE_HFLAG_CS5520 | \
IDE_HFLAG_VDMA | \
IDE_HFLAG_NO_ATAPI_DMA | \
- IDE_HFLAG_ABUSE_SET_DMA_MODE |\
- IDE_HFLAG_BOOTABLE, \
+ IDE_HFLAG_ABUSE_SET_DMA_MODE, \
.pio_mask = ATA_PIO4, \
}
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c
index 941a1344820..56a369c2a78 100644
--- a/drivers/ide/pci/cs5530.c
+++ b/drivers/ide/pci/cs5530.c
@@ -249,8 +249,7 @@ static const struct ide_port_info cs5530_chipset __devinitdata = {
.init_chipset = init_chipset_cs5530,
.init_hwif = init_hwif_cs5530,
.host_flags = IDE_HFLAG_SERIALIZE |
- IDE_HFLAG_POST_SET_MODE |
- IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_POST_SET_MODE,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index d7b5ea992e9..c9685f239c6 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -186,7 +186,7 @@ static const struct ide_port_info cs5535_chipset __devinitdata = {
.name = "CS5535",
.init_hwif = init_hwif_cs5535,
.host_flags = IDE_HFLAG_SINGLE | IDE_HFLAG_POST_SET_MODE |
- IDE_HFLAG_ABUSE_SET_DMA_MODE | IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_ABUSE_SET_DMA_MODE,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA4,
diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c
index 724cbacf4e5..08eab7e7f05 100644
--- a/drivers/ide/pci/cy82c693.c
+++ b/drivers/ide/pci/cy82c693.c
@@ -6,7 +6,7 @@
*
* The CY82C693 chipset is used on Digital's PC-Alpha 164SX boards.
* Writing the driver was quite simple, since most of the job is
- * done by the generic pci-ide support.
+ * done by the generic pci-ide support.
* The hard part was finding the CY82C693's datasheet on Cypress's
* web page :-(. But Altavista solved this problem :-).
*
@@ -15,12 +15,12 @@
* - I recently got a 16.8G IBM DTTA, so I was able to test it with
* a large and fast disk - the results look great, so I'd say the
* driver is working fine :-)
- * hdparm -t reports 8.17 MB/sec at about 6% CPU usage for the DTTA
- * - this is my first linux driver, so there's probably a lot of room
+ * hdparm -t reports 8.17 MB/sec at about 6% CPU usage for the DTTA
+ * - this is my first linux driver, so there's probably a lot of room
* for optimizations and bug fixing, so feel free to do it.
* - use idebus=xx parameter to set PCI bus speed - needed to calc
* timings for PIO modes (default will be 40)
- * - if using PIO mode it's a good idea to set the PIO mode and
+ * - if using PIO mode it's a good idea to set the PIO mode and
* 32-bit I/O support (if possible), e.g. hdparm -p2 -c1 /dev/hda
* - I had some problems with my IBM DHEA with PIO modes < 2
* (lost interrupts) ?????
@@ -110,11 +110,11 @@ typedef struct pio_clocks_s {
* calc clocks using bus_speed
* returns (rounded up) time in bus clocks for time in ns
*/
-static int calc_clk (int time, int bus_speed)
+static int calc_clk(int time, int bus_speed)
{
int clocks;
- clocks = (time*bus_speed+999)/1000 -1;
+ clocks = (time*bus_speed+999)/1000 - 1;
if (clocks < 0)
clocks = 0;
@@ -132,8 +132,8 @@ static int calc_clk (int time, int bus_speed)
* NOTE: for mode 0,1 and 2 drives 8-bit IDE command control registers are used
* for mode 3 and 4 drives 8 and 16-bit timings are the same
*
- */
-static void compute_clocks (u8 pio, pio_clocks_t *p_pclk)
+ */
+static void compute_clocks(u8 pio, pio_clocks_t *p_pclk)
{
int clk1, clk2;
int bus_speed = system_bus_clock(); /* get speed of PCI bus */
@@ -158,7 +158,7 @@ static void compute_clocks (u8 pio, pio_clocks_t *p_pclk)
clk1 = (clk1<<4)|clk2; /* combine active and recovery clocks */
/* note: we use the same values for 16bit IOR and IOW
- * those are all the same, since I don't have other
+ * those are all the same, since I don't have other
* timings than those from ide-lib.c
*/
@@ -186,7 +186,7 @@ static void cy82c693_set_dma_mode(ide_drive_t *drive, const u8 mode)
outb(index, CY82_INDEX_PORT);
data = inb(CY82_DATA_PORT);
- printk (KERN_INFO "%s (ch=%d, dev=%d): DMA mode is %d (single=%d)\n",
+ printk(KERN_INFO "%s (ch=%d, dev=%d): DMA mode is %d (single=%d)\n",
drive->name, HWIF(drive)->channel, drive->select.b.unit,
(data&0x3), ((data>>2)&1));
#endif /* CY82C693_DEBUG_LOGS */
@@ -202,7 +202,7 @@ static void cy82c693_set_dma_mode(ide_drive_t *drive, const u8 mode)
mode & 3, single);
#endif /* CY82C693_DEBUG_INFO */
- /*
+ /*
* note: below we set the value for Bus Master IDE TimeOut Register
* I'm not absolutly sure what this does, but it solved my problem
* with IDE DMA and sound, so I now can play sound and work with
@@ -216,8 +216,8 @@ static void cy82c693_set_dma_mode(ide_drive_t *drive, const u8 mode)
outb(CY82_INDEX_TIMEOUT, CY82_INDEX_PORT);
outb(data, CY82_DATA_PORT);
-#if CY82C693_DEBUG_INFO
- printk (KERN_INFO "%s: Set IDE Bus Master TimeOut Register to 0x%X\n",
+#if CY82C693_DEBUG_INFO
+ printk(KERN_INFO "%s: Set IDE Bus Master TimeOut Register to 0x%X\n",
drive->name, data);
#endif /* CY82C693_DEBUG_INFO */
}
@@ -242,14 +242,14 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
#if CY82C693_DEBUG_LOGS
/* for debug let's show the register values */
-
- if (drive->select.b.unit == 0) {
+
+ if (drive->select.b.unit == 0) {
/*
- * get master drive registers
+ * get master drive registers
* address setup control register
* is 32 bit !!!
- */
- pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
+ */
+ pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
addrCtrl &= 0x0F;
/* now let's get the remaining registers */
@@ -261,7 +261,7 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
* set slave drive registers
* address setup control register
* is 32 bit !!!
- */
+ */
pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
addrCtrl &= 0xF0;
@@ -288,9 +288,9 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
* set master drive
* address setup control register
* is 32 bit !!!
- */
+ */
pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
-
+
addrCtrl &= (~0xF);
addrCtrl |= (unsigned int)pclk.address_time;
pci_write_config_dword(dev, CY82_IDE_ADDRSETUP, addrCtrl);
@@ -299,14 +299,14 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
pci_write_config_byte(dev, CY82_IDE_MASTER_IOR, pclk.time_16r);
pci_write_config_byte(dev, CY82_IDE_MASTER_IOW, pclk.time_16w);
pci_write_config_byte(dev, CY82_IDE_MASTER_8BIT, pclk.time_8);
-
+
addrCtrl &= 0xF;
} else {
/*
* set slave drive
* address setup control register
* is 32 bit !!!
- */
+ */
pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
addrCtrl &= (~0xF0);
@@ -320,7 +320,7 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
addrCtrl >>= 4;
addrCtrl &= 0xF;
- }
+ }
#if CY82C693_DEBUG_INFO
printk(KERN_INFO "%s (ch=%d, dev=%d): set PIO timing to "
@@ -340,41 +340,41 @@ static unsigned int __devinit init_chipset_cy82c693(struct pci_dev *dev, const c
#ifdef CY82C693_SETDMA_CLOCK
u8 data = 0;
-#endif /* CY82C693_SETDMA_CLOCK */
+#endif /* CY82C693_SETDMA_CLOCK */
/* write info about this verion of the driver */
printk(KERN_INFO CY82_VERSION "\n");
#ifdef CY82C693_SETDMA_CLOCK
/* okay let's set the DMA clock speed */
-
- outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
- data = inb(CY82_DATA_PORT);
+
+ outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
+ data = inb(CY82_DATA_PORT);
#if CY82C693_DEBUG_INFO
printk(KERN_INFO "%s: Peripheral Configuration Register: 0x%X\n",
name, data);
#endif /* CY82C693_DEBUG_INFO */
- /*
+ /*
* for some reason sometimes the DMA controller
* speed is set to ATCLK/2 ???? - we fix this here
- *
+ *
* note: i don't know what causes this strange behaviour,
* but even changing the dma speed doesn't solve it :-(
- * the ide performance is still only half the normal speed
- *
+ * the ide performance is still only half the normal speed
+ *
* if anybody knows what goes wrong with my machine, please
* let me know - ASK
- */
+ */
data |= 0x03;
- outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
- outb(data, CY82_DATA_PORT);
+ outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
+ outb(data, CY82_DATA_PORT);
#if CY82C693_DEBUG_INFO
- printk (KERN_INFO "%s: New Peripheral Configuration Register: 0x%X\n",
+ printk(KERN_INFO "%s: New Peripheral Configuration Register: 0x%X\n",
name, data);
#endif /* CY82C693_DEBUG_INFO */
@@ -410,8 +410,7 @@ static const struct ide_port_info cy82c693_chipset __devinitdata = {
.init_iops = init_iops_cy82c693,
.init_hwif = init_hwif_cy82c693,
.chipset = ide_cy82c693,
- .host_flags = IDE_HFLAG_SINGLE | IDE_HFLAG_CY82C693 |
- IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_SINGLE,
.pio_mask = ATA_PIO4,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
@@ -424,7 +423,7 @@ static int __devinit cy82c693_init_one(struct pci_dev *dev, const struct pci_dev
/* CY82C693 is more than only a IDE controller.
Function 1 is primary IDE channel, function 2 - secondary. */
- if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
+ if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
PCI_FUNC(dev->devfn) == 1) {
dev2 = pci_get_slot(dev->bus, dev->devfn + 1);
ret = ide_setup_pci_devices(dev, dev2, &cy82c693_chipset);
diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c
index 961698d655e..753b86fc663 100644
--- a/drivers/ide/pci/delkin_cb.c
+++ b/drivers/ide/pci/delkin_cb.c
@@ -71,14 +71,13 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
if (setup[i])
outb(setup[i], base + i);
}
- pci_release_regions(dev); /* IDE layer handles regions itself */
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw, base + 0x10, base + 0x1e);
hw.irq = dev->irq;
hw.chipset = ide_pci; /* this enables IRQ sharing */
- hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+ hwif = ide_find_port();
if (hwif == NULL)
goto out_disable;
@@ -90,6 +89,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
ide_init_port_data(hwif, i);
ide_init_port_hw(hwif, &hw);
+ hwif->mmio = 1;
hwif->quirkproc = &ide_undecoded_slave;
idx[0] = i;
@@ -110,6 +110,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
out_disable:
printk(KERN_ERR "delkin_cb: no IDE devices found\n");
+ pci_release_regions(dev);
pci_disable_device(dev);
return -ENODEV;
}
@@ -122,6 +123,7 @@ delkin_cb_remove (struct pci_dev *dev)
if (hwif)
ide_unregister(hwif->index);
+ pci_release_regions(dev);
pci_disable_device(dev);
}
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c
index 7fd83a9d4de..041720e2276 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/pci/generic.c
@@ -38,8 +38,7 @@ MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE st
{ \
.name = name_str, \
.host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | \
- extra_flags | \
- IDE_HFLAG_BOOTABLE, \
+ extra_flags, \
.swdma_mask = ATA_SWDMA2, \
.mwdma_mask = ATA_MWDMA2, \
.udma_mask = ATA_UDMA6, \
@@ -50,9 +49,8 @@ static const struct ide_port_info generic_chipsets[] __devinitdata = {
{ /* 1 */
.name = "NS87410",
- .enablebits = {{0x43,0x08,0x08}, {0x47,0x08,0x08}},
- .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
- IDE_HFLAG_BOOTABLE,
+ .enablebits = { {0x43, 0x08, 0x08}, {0x47, 0x08, 0x08} },
+ .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA6,
@@ -99,7 +97,7 @@ static const struct ide_port_info generic_chipsets[] __devinitdata = {
* Called when the PCI registration layer (or the IDE initialization)
* finds a device matching our IDE device tables.
*/
-
+
static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
const struct ide_port_info *d = &generic_chipsets[id->driver_data];
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
index 9f01da46b01..9f2fc309400 100644
--- a/drivers/ide/pci/hpt34x.c
+++ b/drivers/ide/pci/hpt34x.c
@@ -133,7 +133,7 @@ static const struct ide_port_info hpt34x_chipsets[] __devinitdata = {
.init_chipset = init_chipset_hpt34x,
.init_hwif = init_hwif_hpt34x,
.extra = 16,
- .host_flags = IDE_HFLAGS_HPT34X,
+ .host_flags = IDE_HFLAGS_HPT34X | IDE_HFLAG_NON_BOOTABLE,
.pio_mask = ATA_PIO5,
},
{ /* 1 */
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index 82d0e318a1f..a4909067214 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -1557,7 +1557,7 @@ static int __devinit hpt366_init_one(struct pci_dev *dev, const struct pci_devic
hpt374_init(dev, dev2);
else {
if (hpt36x_init(dev, dev2))
- d.host_flags |= IDE_HFLAG_BOOTABLE;
+ d.host_flags &= ~IDE_HFLAG_NON_BOOTABLE;
}
ret = ide_setup_pci_devices(dev, dev2, &d);
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c
index e3427eaab43..5b5b0cc4b76 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/pci/it8213.c
@@ -35,7 +35,7 @@ static void it8213_set_pio_mode(ide_drive_t *drive, const u8 pio)
static DEFINE_SPINLOCK(tune_lock);
int control = 0;
- static const u8 timings[][2]= {
+ static const u8 timings[][2] = {
{ 0, 0 },
{ 0, 0 },
{ 1, 0 },
@@ -105,11 +105,10 @@ static void it8213_set_dma_mode(ide_drive_t *drive, const u8 speed)
if (!(reg48 & u_flag))
pci_write_config_byte(dev, 0x48, reg48 | u_flag);
- if (speed >= XFER_UDMA_5) {
+ if (speed >= XFER_UDMA_5)
pci_write_config_byte(dev, 0x55, (u8) reg55|w_flag);
- } else {
+ else
pci_write_config_byte(dev, 0x55, (u8) reg55 & ~w_flag);
- }
if ((reg4a & a_speed) != u_speed)
pci_write_config_word(dev, 0x4a, (reg4a & ~a_speed) | u_speed);
@@ -170,9 +169,8 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif)
{ \
.name = name_str, \
.init_hwif = init_hwif_it8213, \
- .enablebits = {{0x41,0x80,0x80}}, \
- .host_flags = IDE_HFLAG_SINGLE | \
- IDE_HFLAG_BOOTABLE, \
+ .enablebits = { {0x41, 0x80, 0x80} }, \
+ .host_flags = IDE_HFLAG_SINGLE, \
.pio_mask = ATA_PIO4, \
.swdma_mask = ATA_SWDMA2_ONLY, \
.mwdma_mask = ATA_MWDMA12_ONLY, \
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index d8a167451fd..a38ec47423a 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -523,16 +523,12 @@ static void __devinit it821x_quirkproc(ide_drive_t *drive)
static void __devinit init_hwif_it821x(ide_hwif_t *hwif)
{
struct pci_dev *dev = to_pci_dev(hwif->dev);
- struct it821x_dev *idev = kzalloc(sizeof(struct it821x_dev), GFP_KERNEL);
+ struct it821x_dev **itdevs = (struct it821x_dev **)pci_get_drvdata(dev);
+ struct it821x_dev *idev = itdevs[hwif->channel];
u8 conf;
hwif->quirkproc = &it821x_quirkproc;
- if (idev == NULL) {
- printk(KERN_ERR "it821x: out of memory, falling back to legacy behaviour.\n");
- return;
- }
-
ide_set_hwifdata(hwif, idev);
pci_read_config_byte(dev, 0x50, &conf);
@@ -623,7 +619,6 @@ static unsigned int __devinit init_chipset_it821x(struct pci_dev *dev, const cha
.name = name_str, \
.init_chipset = init_chipset_it821x, \
.init_hwif = init_hwif_it821x, \
- .host_flags = IDE_HFLAG_BOOTABLE, \
.pio_mask = ATA_PIO4, \
}
@@ -642,6 +637,22 @@ static const struct ide_port_info it821x_chipsets[] __devinitdata = {
static int __devinit it821x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
+ struct it821x_dev *itdevs[2] = { NULL, NULL} , *itdev;
+ unsigned int i;
+
+ for (i = 0; i < 2; i++) {
+ itdev = kzalloc(sizeof(*itdev), GFP_KERNEL);
+ if (itdev == NULL) {
+ kfree(itdevs[0]);
+ printk(KERN_ERR "it821x: out of memory\n");
+ return -ENOMEM;
+ }
+
+ itdevs[i] = itdev;
+ }
+
+ pci_set_drvdata(dev, itdevs);
+
return ide_setup_pci_device(dev, &it821x_chipsets[id->driver_data]);
}
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
index a56bcb4f22f..673f7dc8ba6 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/pci/jmicron.c
@@ -63,8 +63,7 @@ static u8 __devinit ata66_jmicron(ide_hwif_t *hwif)
* actually do our cable checking etc. Thankfully we don't need
* to do the plumbing for other cases.
*/
- switch (port_map[port])
- {
+ switch (port_map[port]) {
case PORT_PATA0:
if (control & (1 << 3)) /* 40/80 pin primary */
return ATA_CBL_PATA40;
@@ -114,7 +113,6 @@ static void __devinit init_hwif_jmicron(ide_hwif_t *hwif)
static const struct ide_port_info jmicron_chipset __devinitdata = {
.name = "JMB",
.init_hwif = init_hwif_jmicron,
- .host_flags = IDE_HFLAG_BOOTABLE,
.enablebits = { { 0x40, 0x01, 0x01 }, { 0x40, 0x10, 0x10 } },
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c
index 75513320aad..3015d6916d4 100644
--- a/drivers/ide/pci/ns87415.c
+++ b/drivers/ide/pci/ns87415.c
@@ -265,8 +265,7 @@ static const struct ide_port_info ns87415_chipset __devinitdata = {
#endif
.init_hwif = init_hwif_ns87415,
.host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
- IDE_HFLAG_NO_ATAPI_DMA |
- IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_NO_ATAPI_DMA,
};
static int __devinit ns87415_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c
index 46e8748f507..88a4dd94eee 100644
--- a/drivers/ide/pci/opti621.c
+++ b/drivers/ide/pci/opti621.c
@@ -57,9 +57,9 @@
* (use idebus=xx to select PCI bus speed).
*
* Version 0.1, Nov 8, 1996
- * by Jaromir Koutek, for 2.1.8.
+ * by Jaromir Koutek, for 2.1.8.
* Initial version of driver.
- *
+ *
* Version 0.2
* Number 0.2 skipped.
*
@@ -75,7 +75,7 @@
* by Jaromir Koutek
* Updates for use with (again) new IDE block driver.
* Update of documentation.
- *
+ *
* Version 0.6, Jan 2, 1999
* by Jaromir Koutek
* Reversed to version 0.3 of the driver, because
@@ -208,29 +208,34 @@ typedef struct pio_clocks_s {
static void compute_clocks(int pio, pio_clocks_t *clks)
{
- if (pio != PIO_NOT_EXIST) {
- int adr_setup, data_pls;
+ if (pio != PIO_NOT_EXIST) {
+ int adr_setup, data_pls;
int bus_speed = system_bus_clock();
- adr_setup = ide_pio_timings[pio].setup_time;
- data_pls = ide_pio_timings[pio].active_time;
- clks->address_time = cmpt_clk(adr_setup, bus_speed);
- clks->data_time = cmpt_clk(data_pls, bus_speed);
- clks->recovery_time = cmpt_clk(ide_pio_timings[pio].cycle_time
- - adr_setup-data_pls, bus_speed);
- if (clks->address_time<1) clks->address_time = 1;
- if (clks->address_time>4) clks->address_time = 4;
- if (clks->data_time<1) clks->data_time = 1;
- if (clks->data_time>16) clks->data_time = 16;
- if (clks->recovery_time<2) clks->recovery_time = 2;
- if (clks->recovery_time>17) clks->recovery_time = 17;
+ adr_setup = ide_pio_timings[pio].setup_time;
+ data_pls = ide_pio_timings[pio].active_time;
+ clks->address_time = cmpt_clk(adr_setup, bus_speed);
+ clks->data_time = cmpt_clk(data_pls, bus_speed);
+ clks->recovery_time = cmpt_clk(ide_pio_timings[pio].cycle_time
+ - adr_setup-data_pls, bus_speed);
+ if (clks->address_time < 1)
+ clks->address_time = 1;
+ if (clks->address_time > 4)
+ clks->address_time = 4;
+ if (clks->data_time < 1)
+ clks->data_time = 1;
+ if (clks->data_time > 16)
+ clks->data_time = 16;
+ if (clks->recovery_time < 2)
+ clks->recovery_time = 2;
+ if (clks->recovery_time > 17)
+ clks->recovery_time = 17;
} else {
clks->address_time = 1;
clks->data_time = 1;
clks->recovery_time = 2;
/* minimal values */
}
-
}
static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
@@ -247,8 +252,8 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
/* sets drive->drive_data for both drives */
compute_pios(drive, pio);
- pio1 = hwif->drives[0].drive_data;
- pio2 = hwif->drives[1].drive_data;
+ pio1 = hwif->drives[0].drive_data;
+ pio2 = hwif->drives[1].drive_data;
compute_clocks(pio1, &first);
compute_clocks(pio2, &second);
@@ -275,7 +280,7 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
spin_lock_irqsave(&opti621_lock, flags);
- reg_base = hwif->io_ports[IDE_DATA_OFFSET];
+ reg_base = hwif->io_ports[IDE_DATA_OFFSET];
/* allow Register-B */
outb(0xc0, reg_base + CNTRL_REG);
@@ -324,7 +329,7 @@ static void __devinit opti621_port_init_devs(ide_hwif_t *hwif)
/*
* init_hwif_opti621() is called once for each hwif found at boot.
*/
-static void __devinit init_hwif_opti621 (ide_hwif_t *hwif)
+static void __devinit init_hwif_opti621(ide_hwif_t *hwif)
{
hwif->port_init_devs = opti621_port_init_devs;
hwif->set_pio_mode = &opti621_set_pio_mode;
@@ -334,18 +339,16 @@ static const struct ide_port_info opti621_chipsets[] __devinitdata = {
{ /* 0 */
.name = "OPTI621",
.init_hwif = init_hwif_opti621,
- .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
- .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
- IDE_HFLAG_BOOTABLE,
+ .enablebits = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} },
+ .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA,
.pio_mask = ATA_PIO3,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
- },{ /* 1 */
+ }, { /* 1 */
.name = "OPTI621X",
.init_hwif = init_hwif_opti621,
- .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
- .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
- IDE_HFLAG_BOOTABLE,
+ .enablebits = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} },
+ .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA,
.pio_mask = ATA_PIO3,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index decef0f4767..89d74ffdb20 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -307,9 +307,9 @@ static void __devinit init_hwif_ich(ide_hwif_t *hwif)
}
#ifndef CONFIG_IA64
- #define IDE_HFLAGS_PIIX (IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE)
+ #define IDE_HFLAGS_PIIX IDE_HFLAG_LEGACY_IRQS
#else
- #define IDE_HFLAGS_PIIX IDE_HFLAG_BOOTABLE
+ #define IDE_HFLAGS_PIIX 0
#endif
#define DECLARE_PIIX_DEV(name_str, udma) \
diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/pci/rz1000.c
index 51676612f78..532154adba2 100644
--- a/drivers/ide/pci/rz1000.c
+++ b/drivers/ide/pci/rz1000.c
@@ -43,7 +43,7 @@ static const struct ide_port_info rz1000_chipset __devinitdata = {
.name = "RZ100x",
.init_hwif = init_hwif_rz1000,
.chipset = ide_rz1000,
- .host_flags = IDE_HFLAG_NO_DMA | IDE_HFLAG_BOOTABLE,
+ .host_flags = IDE_HFLAG_NO_DMA,
};
static int __devinit rz1000_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c
index 561aa47c772..44985c8f36e 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/pci/sc1200.c
@@ -307,8 +307,7 @@ static const struct ide_port_info sc1200_chipset __devinitdata = {
.init_hwif = init_hwif_sc1200,
.host_flags = IDE_HFLAG_SERIALIZE |
IDE_HFLAG_POST_SET_MODE |
- IDE_HFLAG_ABUSE_DMA_MODES |
- IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_ABUSE_DMA_MODES,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index ef07c7a8b97..52145796f12 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -65,7 +65,7 @@
static struct scc_ports {
unsigned long ctl, dma;
- unsigned char hwif_id; /* for removing hwif from system */
+ ide_hwif_t *hwif; /* for removing port from system */
} scc_ports[MAX_HWIFS];
/* PIO transfer mode table */
@@ -534,12 +534,8 @@ static int scc_ide_setup_pci_device(struct pci_dev *dev,
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
int i;
- for (i = 0; i < MAX_HWIFS; i++) {
- hwif = &ide_hwifs[i];
- if (hwif->chipset == ide_unknown)
- break; /* pick an unused entry */
- }
- if (i == MAX_HWIFS) {
+ hwif = ide_find_port();
+ if (hwif == NULL) {
printk(KERN_ERR "%s: too many IDE interfaces, "
"no room in table\n", SCC_PATA_NAME);
return -ENOMEM;
@@ -696,7 +692,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
{
struct scc_ports *ports = ide_get_hwifdata(hwif);
- ports->hwif_id = hwif->index;
+ ports->hwif = hwif;
hwif->dma_command = hwif->dma_base;
hwif->dma_status = hwif->dma_base + 0x04;
@@ -725,8 +721,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
.name = name_str, \
.init_iops = init_iops_scc, \
.init_hwif = init_hwif_scc, \
- .host_flags = IDE_HFLAG_SINGLE | \
- IDE_HFLAG_BOOTABLE, \
+ .host_flags = IDE_HFLAG_SINGLE, \
.pio_mask = ATA_PIO4, \
}
@@ -758,7 +753,7 @@ static int __devinit scc_init_one(struct pci_dev *dev, const struct pci_device_i
static void __devexit scc_remove(struct pci_dev *dev)
{
struct scc_ports *ports = pci_get_drvdata(dev);
- ide_hwif_t *hwif = &ide_hwifs[ports->hwif_id];
+ ide_hwif_t *hwif = ports->hwif;
unsigned long ctl_base = pci_resource_start(dev, 0);
unsigned long dma_base = pci_resource_start(dev, 1);
unsigned long ctl_size = pci_resource_len(dev, 0);
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index c11880b0709..cfe92746979 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -350,8 +350,7 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
#define IDE_HFLAGS_SVWKS \
(IDE_HFLAG_LEGACY_IRQS | \
- IDE_HFLAG_ABUSE_SET_DMA_MODE | \
- IDE_HFLAG_BOOTABLE)
+ IDE_HFLAG_ABUSE_SET_DMA_MODE)
static const struct ide_port_info serverworks_chipsets[] __devinitdata = {
{ /* 0 */
@@ -418,7 +417,7 @@ static int __devinit svwks_init_one(struct pci_dev *dev, const struct pci_device
else if (idx == 2 || idx == 3) {
if ((PCI_FUNC(dev->devfn) & 1) == 0) {
if (pci_resource_start(dev, 0) != 0x01f1)
- d.host_flags &= ~IDE_HFLAG_BOOTABLE;
+ d.host_flags |= IDE_HFLAG_NON_BOOTABLE;
d.host_flags |= IDE_HFLAG_SINGLE;
} else
d.host_flags &= ~IDE_HFLAG_SINGLE;
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index 9d1a3038af9..6bd9523cf64 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -590,20 +590,12 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev)
unsigned long bar0, cmd_phys_base, ctl;
void __iomem *virt_base;
ide_hwif_t *hwif;
- int h;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
hw_regs_t hw;
struct ide_port_info d = sgiioc4_port_info;
- /*
- * Find an empty HWIF; if none available, return -ENOMEM.
- */
- for (h = 0; h < MAX_HWIFS; ++h) {
- hwif = &ide_hwifs[h];
- if (hwif->chipset == ide_unknown)
- break;
- }
- if (h == MAX_HWIFS) {
+ hwif = ide_find_port();
+ if (hwif == NULL) {
printk(KERN_ERR "%s: too many IDE interfaces, no room in table\n",
DRV_NAME);
return -ENOMEM;
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index b6be1b45f32..c9ecab8aeb6 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -808,7 +808,6 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
.init_chipset = init_chipset_siimage, \
.init_iops = init_iops_siimage, \
.init_hwif = init_hwif_siimage, \
- .host_flags = IDE_HFLAG_BOOTABLE, \
.pio_mask = ATA_PIO4, \
.mwdma_mask = ATA_MWDMA2, \
.udma_mask = ATA_UDMA6, \
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index 512bb4c1fd5..181b647e5ca 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -59,10 +59,10 @@
#define ATA_16 0x01
#define ATA_33 0x02
#define ATA_66 0x03
-#define ATA_100a 0x04 // SiS730/SiS550 is ATA100 with ATA66 layout
+#define ATA_100a 0x04 /* SiS730/SiS550 is ATA100 with ATA66 layout */
#define ATA_100 0x05
-#define ATA_133a 0x06 // SiS961b with 133 support
-#define ATA_133 0x07 // SiS962/963
+#define ATA_133a 0x06 /* SiS961b with 133 support */
+#define ATA_133 0x07 /* SiS962/963 */
static u8 chipset_family;
@@ -111,69 +111,70 @@ static const struct {
Indexed by chipset_family and (dma_mode - XFER_UDMA_0) */
/* {0, ATA_16, ATA_33, ATA_66, ATA_100a, ATA_100, ATA_133} */
-static u8 cycle_time_offset[] = {0,0,5,4,4,0,0};
-static u8 cycle_time_range[] = {0,0,2,3,3,4,4};
+static u8 cycle_time_offset[] = { 0, 0, 5, 4, 4, 0, 0 };
+static u8 cycle_time_range[] = { 0, 0, 2, 3, 3, 4, 4 };
static u8 cycle_time_value[][XFER_UDMA_6 - XFER_UDMA_0 + 1] = {
- {0,0,0,0,0,0,0}, /* no udma */
- {0,0,0,0,0,0,0}, /* no udma */
- {3,2,1,0,0,0,0}, /* ATA_33 */
- {7,5,3,2,1,0,0}, /* ATA_66 */
- {7,5,3,2,1,0,0}, /* ATA_100a (730 specific), differences are on cycle_time range and offset */
- {11,7,5,4,2,1,0}, /* ATA_100 */
- {15,10,7,5,3,2,1}, /* ATA_133a (earliest 691 southbridges) */
- {15,10,7,5,3,2,1}, /* ATA_133 */
+ { 0, 0, 0, 0, 0, 0, 0 }, /* no UDMA */
+ { 0, 0, 0, 0, 0, 0, 0 }, /* no UDMA */
+ { 3, 2, 1, 0, 0, 0, 0 }, /* ATA_33 */
+ { 7, 5, 3, 2, 1, 0, 0 }, /* ATA_66 */
+ { 7, 5, 3, 2, 1, 0, 0 }, /* ATA_100a (730 specific),
+ different cycle_time range and offset */
+ { 11, 7, 5, 4, 2, 1, 0 }, /* ATA_100 */
+ { 15, 10, 7, 5, 3, 2, 1 }, /* ATA_133a (earliest 691 southbridges) */
+ { 15, 10, 7, 5, 3, 2, 1 }, /* ATA_133 */
};
/* CRC Valid Setup Time vary across IDE clock setting 33/66/100/133
See SiS962 data sheet for more detail */
static u8 cvs_time_value[][XFER_UDMA_6 - XFER_UDMA_0 + 1] = {
- {0,0,0,0,0,0,0}, /* no udma */
- {0,0,0,0,0,0,0}, /* no udma */
- {2,1,1,0,0,0,0},
- {4,3,2,1,0,0,0},
- {4,3,2,1,0,0,0},
- {6,4,3,1,1,1,0},
- {9,6,4,2,2,2,2},
- {9,6,4,2,2,2,2},
+ { 0, 0, 0, 0, 0, 0, 0 }, /* no UDMA */
+ { 0, 0, 0, 0, 0, 0, 0 }, /* no UDMA */
+ { 2, 1, 1, 0, 0, 0, 0 },
+ { 4, 3, 2, 1, 0, 0, 0 },
+ { 4, 3, 2, 1, 0, 0, 0 },
+ { 6, 4, 3, 1, 1, 1, 0 },
+ { 9, 6, 4, 2, 2, 2, 2 },
+ { 9, 6, 4, 2, 2, 2, 2 },
};
/* Initialize time, Active time, Recovery time vary across
IDE clock settings. These 3 arrays hold the register value
for PIO0/1/2/3/4 and DMA0/1/2 mode in order */
static u8 ini_time_value[][8] = {
- {0,0,0,0,0,0,0,0},
- {0,0,0,0,0,0,0,0},
- {2,1,0,0,0,1,0,0},
- {4,3,1,1,1,3,1,1},
- {4,3,1,1,1,3,1,1},
- {6,4,2,2,2,4,2,2},
- {9,6,3,3,3,6,3,3},
- {9,6,3,3,3,6,3,3},
+ { 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 2, 1, 0, 0, 0, 1, 0, 0 },
+ { 4, 3, 1, 1, 1, 3, 1, 1 },
+ { 4, 3, 1, 1, 1, 3, 1, 1 },
+ { 6, 4, 2, 2, 2, 4, 2, 2 },
+ { 9, 6, 3, 3, 3, 6, 3, 3 },
+ { 9, 6, 3, 3, 3, 6, 3, 3 },
};
static u8 act_time_value[][8] = {
- {0,0,0,0,0,0,0,0},
- {0,0,0,0,0,0,0,0},
- {9,9,9,2,2,7,2,2},
- {19,19,19,5,4,14,5,4},
- {19,19,19,5,4,14,5,4},
- {28,28,28,7,6,21,7,6},
- {38,38,38,10,9,28,10,9},
- {38,38,38,10,9,28,10,9},
+ { 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 9, 9, 9, 2, 2, 7, 2, 2 },
+ { 19, 19, 19, 5, 4, 14, 5, 4 },
+ { 19, 19, 19, 5, 4, 14, 5, 4 },
+ { 28, 28, 28, 7, 6, 21, 7, 6 },
+ { 38, 38, 38, 10, 9, 28, 10, 9 },
+ { 38, 38, 38, 10, 9, 28, 10, 9 },
};
static u8 rco_time_value[][8] = {
- {0,0,0,0,0,0,0,0},
- {0,0,0,0,0,0,0,0},
- {9,2,0,2,0,7,1,1},
- {19,5,1,5,2,16,3,2},
- {19,5,1,5,2,16,3,2},
- {30,9,3,9,4,25,6,4},
- {40,12,4,12,5,34,12,5},
- {40,12,4,12,5,34,12,5},
+ { 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 9, 2, 0, 2, 0, 7, 1, 1 },
+ { 19, 5, 1, 5, 2, 16, 3, 2 },
+ { 19, 5, 1, 5, 2, 16, 3, 2 },
+ { 30, 9, 3, 9, 4, 25, 6, 4 },
+ { 40, 12, 4, 12, 5, 34, 12, 5 },
+ { 40, 12, 4, 12, 5, 34, 12, 5 },
};
/*
* Printing configuration
*/
/* Used for chipset type printing at boot time */
-static char* chipset_capability[] = {
+static char *chipset_capability[] = {
"ATA", "ATA 16",
"ATA 33", "ATA 66",
"ATA 100 (1st gen)", "ATA 100 (2nd gen)",
@@ -272,7 +273,7 @@ static void sis_program_timings(ide_drive_t *drive, const u8 mode)
sis_ata133_program_timings(drive, mode);
}
-static void config_drive_art_rwp (ide_drive_t *drive)
+static void config_drive_art_rwp(ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = to_pci_dev(hwif->dev);
@@ -358,8 +359,7 @@ static u8 sis5513_ata133_udma_filter(ide_drive_t *drive)
return (regdw & 0x08) ? ATA_UDMA6 : ATA_UDMA5;
}
-/* Chip detection and general config */
-static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const char *name)
+static int __devinit sis_find_family(struct pci_dev *dev)
{
struct pci_dev *host;
int i = 0;
@@ -381,7 +381,7 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c
chipset_family = ATA_100a;
}
pci_dev_put(host);
-
+
printk(KERN_INFO "SIS5513: %s %s controller\n",
SiSHostChipInfo[i].name, chipset_capability[chipset_family]);
}
@@ -440,63 +440,60 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c
}
}
- if (!chipset_family)
- return -1;
+ return chipset_family;
+}
+static unsigned int __devinit init_chipset_sis5513(struct pci_dev *dev,
+ const char *name)
+{
/* Make general config ops here
1/ tell IDE channels to operate in Compatibility mode only
2/ tell old chips to allow per drive IDE timings */
- {
- u8 reg;
- u16 regw;
-
- switch(chipset_family) {
- case ATA_133:
- /* SiS962 operation mode */
- pci_read_config_word(dev, 0x50, &regw);
- if (regw & 0x08)
- pci_write_config_word(dev, 0x50, regw&0xfff7);
- pci_read_config_word(dev, 0x52, &regw);
- if (regw & 0x08)
- pci_write_config_word(dev, 0x52, regw&0xfff7);
- break;
- case ATA_133a:
- case ATA_100:
- /* Fixup latency */
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x80);
- /* Set compatibility bit */
- pci_read_config_byte(dev, 0x49, &reg);
- if (!(reg & 0x01)) {
- pci_write_config_byte(dev, 0x49, reg|0x01);
- }
- break;
- case ATA_100a:
- case ATA_66:
- /* Fixup latency */
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x10);
-
- /* On ATA_66 chips the bit was elsewhere */
- pci_read_config_byte(dev, 0x52, &reg);
- if (!(reg & 0x04)) {
- pci_write_config_byte(dev, 0x52, reg|0x04);
- }
- break;
- case ATA_33:
- /* On ATA_33 we didn't have a single bit to set */
- pci_read_config_byte(dev, 0x09, &reg);
- if ((reg & 0x0f) != 0x00) {
- pci_write_config_byte(dev, 0x09, reg&0xf0);
- }
- case ATA_16:
- /* force per drive recovery and active timings
- needed on ATA_33 and below chips */
- pci_read_config_byte(dev, 0x52, &reg);
- if (!(reg & 0x08)) {
- pci_write_config_byte(dev, 0x52, reg|0x08);
- }
- break;
- }
+ u8 reg;
+ u16 regw;
+
+ switch (chipset_family) {
+ case ATA_133:
+ /* SiS962 operation mode */
+ pci_read_config_word(dev, 0x50, &regw);
+ if (regw & 0x08)
+ pci_write_config_word(dev, 0x50, regw&0xfff7);
+ pci_read_config_word(dev, 0x52, &regw);
+ if (regw & 0x08)
+ pci_write_config_word(dev, 0x52, regw&0xfff7);
+ break;
+ case ATA_133a:
+ case ATA_100:
+ /* Fixup latency */
+ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x80);
+ /* Set compatibility bit */
+ pci_read_config_byte(dev, 0x49, &reg);
+ if (!(reg & 0x01))
+ pci_write_config_byte(dev, 0x49, reg|0x01);
+ break;
+ case ATA_100a:
+ case ATA_66:
+ /* Fixup latency */
+ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x10);
+
+ /* On ATA_66 chips the bit was elsewhere */
+ pci_read_config_byte(dev, 0x52, &reg);
+ if (!(reg & 0x04))
+ pci_write_config_byte(dev, 0x52, reg|0x04);
+ break;
+ case ATA_33:
+ /* On ATA_33 we didn't have a single bit to set */
+ pci_read_config_byte(dev, 0x09, &reg);
+ if ((reg & 0x0f) != 0x00)
+ pci_write_config_byte(dev, 0x09, reg&0xf0);
+ case ATA_16:
+ /* force per drive recovery and active timings
+ needed on ATA_33 and below chips */
+ pci_read_config_byte(dev, 0x52, &reg);
+ if (!(reg & 0x08))
+ pci_write_config_byte(dev, 0x52, reg|0x08);
+ break;
}
return 0;
@@ -546,10 +543,8 @@ static u8 __devinit ata66_sis5513(ide_hwif_t *hwif)
return ata66 ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
}
-static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
+static void __devinit init_hwif_sis5513(ide_hwif_t *hwif)
{
- u8 udma_rates[] = { 0x00, 0x00, 0x07, 0x1f, 0x3f, 0x3f, 0x7f, 0x7f };
-
hwif->set_pio_mode = &sis_set_pio_mode;
hwif->set_dma_mode = &sis_set_dma_mode;
@@ -557,27 +552,29 @@ static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
hwif->udma_filter = sis5513_ata133_udma_filter;
hwif->cable_detect = ata66_sis5513;
-
- if (hwif->dma_base == 0)
- return;
-
- hwif->ultra_mask = udma_rates[chipset_family];
}
static const struct ide_port_info sis5513_chipset __devinitdata = {
.name = "SIS5513",
.init_chipset = init_chipset_sis5513,
.init_hwif = init_hwif_sis5513,
- .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
- .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_NO_AUTODMA |
- IDE_HFLAG_BOOTABLE,
+ .enablebits = { {0x4a, 0x02, 0x02}, {0x4a, 0x04, 0x04} },
+ .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_NO_AUTODMA,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
};
static int __devinit sis5513_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
- return ide_setup_pci_device(dev, &sis5513_chipset);
+ struct ide_port_info d = sis5513_chipset;
+ u8 udma_rates[] = { 0x00, 0x00, 0x07, 0x1f, 0x3f, 0x3f, 0x7f, 0x7f };
+
+ if (sis_find_family(dev) == 0)
+ return -ENOTSUPP;
+
+ d.udma_mask = udma_rates[chipset_family];
+
+ return ide_setup_pci_device(dev, &d);
}
static const struct pci_device_id sis5513_pci_tbl[] = {
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c
index 1f00251a4a8..40b3eeb2d84 100644
--- a/drivers/ide/pci/sl82c105.c
+++ b/drivers/ide/pci/sl82c105.c
@@ -332,8 +332,7 @@ static const struct ide_port_info sl82c105_chipset __devinitdata = {
#if defined(CONFIG_LOPEC) || defined(CONFIG_SANDPOINT)
IDE_HFLAG_FORCE_LEGACY_IRQS |
#endif
- IDE_HFLAG_NO_AUTODMA |
- IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_NO_AUTODMA,
.pio_mask = ATA_PIO5,
};
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c
index 65f4c2ffaa5..eab557c45d1 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/pci/slc90e66.c
@@ -27,9 +27,9 @@ static void slc90e66_set_pio_mode(ide_drive_t *drive, const u8 pio)
unsigned long flags;
u16 master_data;
u8 slave_data;
- int control = 0;
+ int control = 0;
/* ISP RTC */
- static const u8 timings[][2]= {
+ static const u8 timings[][2] = {
{ 0, 0 },
{ 0, 0 },
{ 1, 0 },
@@ -136,8 +136,8 @@ static void __devinit init_hwif_slc90e66(ide_hwif_t *hwif)
static const struct ide_port_info slc90e66_chipset __devinitdata = {
.name = "SLC90E66",
.init_hwif = init_hwif_slc90e66,
- .enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}},
- .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE,
+ .enablebits = { {0x41, 0x80, 0x80}, {0x43, 0x80, 0x80} },
+ .host_flags = IDE_HFLAG_LEGACY_IRQS,
.pio_mask = ATA_PIO4,
.swdma_mask = ATA_SWDMA2_ONLY,
.mwdma_mask = ATA_MWDMA12_ONLY,
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index 1e4a6262bce..c15435182e3 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -18,20 +18,20 @@ static void tc86c001_set_mode(ide_drive_t *drive, const u8 speed)
u16 mode, scr = inw(scr_port);
switch (speed) {
- case XFER_UDMA_4: mode = 0x00c0; break;
- case XFER_UDMA_3: mode = 0x00b0; break;
- case XFER_UDMA_2: mode = 0x00a0; break;
- case XFER_UDMA_1: mode = 0x0090; break;
- case XFER_UDMA_0: mode = 0x0080; break;
- case XFER_MW_DMA_2: mode = 0x0070; break;
- case XFER_MW_DMA_1: mode = 0x0060; break;
- case XFER_MW_DMA_0: mode = 0x0050; break;
- case XFER_PIO_4: mode = 0x0400; break;
- case XFER_PIO_3: mode = 0x0300; break;
- case XFER_PIO_2: mode = 0x0200; break;
- case XFER_PIO_1: mode = 0x0100; break;
- case XFER_PIO_0:
- default: mode = 0x0000; break;
+ case XFER_UDMA_4: mode = 0x00c0; break;
+ case XFER_UDMA_3: mode = 0x00b0; break;
+ case XFER_UDMA_2: mode = 0x00a0; break;
+ case XFER_UDMA_1: mode = 0x0090; break;
+ case XFER_UDMA_0: mode = 0x0080; break;
+ case XFER_MW_DMA_2: mode = 0x0070; break;
+ case XFER_MW_DMA_1: mode = 0x0060; break;
+ case XFER_MW_DMA_0: mode = 0x0050; break;
+ case XFER_PIO_4: mode = 0x0400; break;
+ case XFER_PIO_3: mode = 0x0300; break;
+ case XFER_PIO_2: mode = 0x0200; break;
+ case XFER_PIO_1: mode = 0x0100; break;
+ case XFER_PIO_0:
+ default: mode = 0x0000; break;
}
scr &= (speed < XFER_MW_DMA_0) ? 0xf8ff : 0xff0f;
diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c
index a67d02a3f96..3316b197c77 100644
--- a/drivers/ide/pci/triflex.c
+++ b/drivers/ide/pci/triflex.c
@@ -97,7 +97,6 @@ static const struct ide_port_info triflex_device __devinitdata = {
.name = "TRIFLEX",
.init_hwif = init_hwif_triflex,
.enablebits = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}},
- .host_flags = IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO4,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c
index de750f7a43e..2b8f3a2837d 100644
--- a/drivers/ide/pci/trm290.c
+++ b/drivers/ide/pci/trm290.c
@@ -337,7 +337,6 @@ static const struct ide_port_info trm290_chipset __devinitdata = {
IDE_HFLAG_TRUST_BIOS_FOR_DMA |
#endif
IDE_HFLAG_NO_AUTODMA |
- IDE_HFLAG_BOOTABLE |
IDE_HFLAG_NO_LBA48,
};
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index 9004e752188..cff3cafedc4 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -429,11 +429,9 @@ static const struct ide_port_info via82cxxx_chipset __devinitdata = {
.init_hwif = init_hwif_via82cxxx,
.enablebits = { { 0x40, 0x02, 0x02 }, { 0x40, 0x01, 0x01 } },
.host_flags = IDE_HFLAG_PIO_NO_BLACKLIST |
- IDE_HFLAG_PIO_NO_DOWNGRADE |
IDE_HFLAG_ABUSE_SET_DMA_MODE |
IDE_HFLAG_POST_SET_MODE |
- IDE_HFLAG_IO_32BIT |
- IDE_HFLAG_BOOTABLE,
+ IDE_HFLAG_IO_32BIT,
.pio_mask = ATA_PIO5,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
diff --git a/drivers/ide/ppc/mpc8xx.c b/drivers/ide/ppc/mpc8xx.c
index a784a97ca7e..467656f06cc 100644
--- a/drivers/ide/ppc/mpc8xx.c
+++ b/drivers/ide/ppc/mpc8xx.c
@@ -36,6 +36,8 @@
#include <asm/machdep.h>
#include <asm/irq.h>
+#define DRV_NAME "ide-mpc8xx"
+
static int identify (volatile u8 *p);
static void print_fixed (volatile u8 *p);
static void print_funcid (int func);
@@ -127,7 +129,7 @@ static int pcmcia_schlvl = PCMCIA_SCHLVL;
* MPC8xx's internal PCMCIA interface
*/
#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_DIRECT)
-static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
+static int __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
{
unsigned long *p = hw->io_ports;
int i;
@@ -182,6 +184,13 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
pcmcia_phy_base, pcmcia_phy_end,
pcmcia_phy_end - pcmcia_phy_base);
+ if (!request_mem_region(pcmcia_phy_base,
+ pcmcia_phy_end - pcmcia_phy_base,
+ DRV_NAME)) {
+ printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
+ return -EBUSY;
+ }
+
pcmcia_base=(unsigned long)ioremap(pcmcia_phy_base,
pcmcia_phy_end-pcmcia_phy_base);
@@ -236,7 +245,7 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
if (pcmp->pcmc_pipr & (M8XX_PCMCIA_CD1(_slot_)|M8XX_PCMCIA_CD2(_slot_))) {
printk ("No card in slot %c: PIPR=%08x\n",
'A' + _slot_, (u32) pcmp->pcmc_pipr);
- return; /* No card in slot */
+ return -ENODEV; /* No card in slot */
}
check_ide_device (pcmcia_base);
@@ -279,9 +288,6 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
}
#endif /* CONFIG_IDE_8xx_PCCARD */
- ide_hwifs[data_port].pio_mask = ATA_PIO4;
- ide_hwifs[data_port].set_pio_mode = m8xx_ide_set_pio_mode;
-
/* Enable Harddisk Interrupt,
* and make it edge sensitive
*/
@@ -296,6 +302,8 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
/* Enable falling edge irq */
pcmp->pcmc_per = 0x100000 >> (16 * _slot_);
#endif /* CONFIG_IDE_8xx_PCCARD */
+
+ return 0;
}
#endif /* CONFIG_IDE_8xx_PCCARD || CONFIG_IDE_8xx_DIRECT */
@@ -304,7 +312,7 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
* MPC8xx's internal PCMCIA interface
*/
#if defined(CONFIG_IDE_EXT_DIRECT)
-static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
+static int __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
{
unsigned long *p = hw->io_ports;
int i;
@@ -327,7 +335,12 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
printk ("IDE phys mem : %08x...%08x (size %08x)\n",
ide_phy_base, ide_phy_end,
ide_phy_end - ide_phy_base);
-
+
+ if (!request_mem_region(ide_phy_base, 0x200, DRV_NAME)) {
+ printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
+ return -EBUSY;
+ }
+
ide_base=(unsigned long)ioremap(ide_phy_base,
ide_phy_end-ide_phy_base);
@@ -357,15 +370,14 @@ static void __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
hw->irq = ioport_dsc[data_port].irq;
hw->ack_intr = (ide_ack_intr_t *)ide_interrupt_ack;
- ide_hwifs[data_port].pio_mask = ATA_PIO4;
- ide_hwifs[data_port].set_pio_mode = m8xx_ide_set_pio_mode;
-
/* Enable Harddisk Interrupt,
* and make it edge sensitive
*/
/* (11-18) Set edge detect for irq, no wakeup from low power mode */
((immap_t *) IMAP_ADDR)->im_siu_conf.sc_siel |=
(0x80000000 >> ioport_dsc[data_port].irq);
+
+ return 0;
}
#endif /* CONFIG_IDE_8xx_DIRECT */
@@ -794,14 +806,28 @@ static int __init mpc8xx_ide_probe(void)
#ifdef IDE0_BASE_OFFSET
memset(&hw, 0, sizeof(hw));
- m8xx_ide_init_ports(&hw, 0);
- ide_init_port_hw(&ide_hwifs[0], &hw);
- idx[0] = 0;
+ if (!m8xx_ide_init_ports(&hw, 0)) {
+ ide_hwif_t *hwif = &ide_hwifs[0];
+
+ ide_init_port_hw(hwif, &hw);
+ hwif->mmio = 1;
+ hwif->pio_mask = ATA_PIO4;
+ hwif->set_pio_mode = m8xx_ide_set_pio_mode;
+
+ idx[0] = 0;
+ }
#ifdef IDE1_BASE_OFFSET
memset(&hw, 0, sizeof(hw));
- m8xx_ide_init_ports(&hw, 1);
- ide_init_port_hw(&ide_hwifs[1], &hw);
- idx[1] = 1;
+ if (!m8xx_ide_init_ports(&hw, 1)) {
+ ide_hwif_t *mate = &ide_hwifs[1];
+
+ ide_init_port_hw(mate, &hw);
+ mate->mmio = 1;
+ mate->pio_mask = ATA_PIO4;
+ mate->set_pio_mode = m8xx_ide_set_pio_mode;
+
+ idx[1] = 1;
+ }
#endif
#endif
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index 88619b50d9e..177961edc43 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -79,8 +79,6 @@ typedef struct pmac_ide_hwif {
} pmac_ide_hwif_t;
-static pmac_ide_hwif_t pmac_ide[MAX_HWIFS];
-
enum {
controller_ohare, /* OHare based */
controller_heathrow, /* Heathrow/Paddington */
@@ -923,7 +921,6 @@ pmac_ide_do_resume(ide_hwif_t *hwif)
static const struct ide_port_info pmac_port_info = {
.chipset = ide_pmac,
.host_flags = IDE_HFLAG_SET_PIO_MODE_KEEP_DMA |
- IDE_HFLAG_PIO_NO_DOWNGRADE |
IDE_HFLAG_POST_SET_MODE |
IDE_HFLAG_NO_DMA | /* no SFF-style DMA */
IDE_HFLAG_UNMASK_IRQS,
@@ -1088,35 +1085,36 @@ pmac_ide_macio_attach(struct macio_dev *mdev, const struct of_device_id *match)
{
void __iomem *base;
unsigned long regbase;
- int irq;
ide_hwif_t *hwif;
pmac_ide_hwif_t *pmif;
- int i, rc;
+ int irq, rc;
hw_regs_t hw;
- i = 0;
- while (i < MAX_HWIFS && (ide_hwifs[i].io_ports[IDE_DATA_OFFSET] != 0
- || pmac_ide[i].node != NULL))
- ++i;
- if (i >= MAX_HWIFS) {
+ pmif = kzalloc(sizeof(*pmif), GFP_KERNEL);
+ if (pmif == NULL)
+ return -ENOMEM;
+
+ hwif = ide_find_port();
+ if (hwif == NULL) {
printk(KERN_ERR "ide-pmac: MacIO interface attach with no slot\n");
printk(KERN_ERR " %s\n", mdev->ofdev.node->full_name);
- return -ENODEV;
+ rc = -ENODEV;
+ goto out_free_pmif;
}
- pmif = &pmac_ide[i];
- hwif = &ide_hwifs[i];
-
if (macio_resource_count(mdev) == 0) {
- printk(KERN_WARNING "ide%d: no address for %s\n",
- i, mdev->ofdev.node->full_name);
- return -ENXIO;
+ printk(KERN_WARNING "ide-pmac: no address for %s\n",
+ mdev->ofdev.node->full_name);
+ rc = -ENXIO;
+ goto out_free_pmif;
}
/* Request memory resource for IO ports */
if (macio_request_resource(mdev, 0, "ide-pmac (ports)")) {
- printk(KERN_ERR "ide%d: can't request mmio resource !\n", i);
- return -EBUSY;
+ printk(KERN_ERR "ide-pmac: can't request MMIO resource for "
+ "%s!\n", mdev->ofdev.node->full_name);
+ rc = -EBUSY;
+ goto out_free_pmif;
}
/* XXX This is bogus. Should be fixed in the registry by checking
@@ -1125,8 +1123,8 @@ pmac_ide_macio_attach(struct macio_dev *mdev, const struct of_device_id *match)
* where that happens though...
*/
if (macio_irq_count(mdev) == 0) {
- printk(KERN_WARNING "ide%d: no intrs for device %s, using 13\n",
- i, mdev->ofdev.node->full_name);
+ printk(KERN_WARNING "ide-pmac: no intrs for device %s, using "
+ "13\n", mdev->ofdev.node->full_name);
irq = irq_create_mapping(NULL, 13);
} else
irq = macio_irq(mdev, 0);
@@ -1144,7 +1142,9 @@ pmac_ide_macio_attach(struct macio_dev *mdev, const struct of_device_id *match)
#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
if (macio_resource_count(mdev) >= 2) {
if (macio_request_resource(mdev, 1, "ide-pmac (dma)"))
- printk(KERN_WARNING "ide%d: can't request DMA resource !\n", i);
+ printk(KERN_WARNING "ide-pmac: can't request DMA "
+ "resource for %s!\n",
+ mdev->ofdev.node->full_name);
else
pmif->dma_regs = ioremap(macio_resource_start(mdev, 1), 0x1000);
} else
@@ -1166,11 +1166,15 @@ pmac_ide_macio_attach(struct macio_dev *mdev, const struct of_device_id *match)
iounmap(pmif->dma_regs);
macio_release_resource(mdev, 1);
}
- memset(pmif, 0, sizeof(*pmif));
macio_release_resource(mdev, 0);
+ kfree(pmif);
}
return rc;
+
+out_free_pmif:
+ kfree(pmif);
+ return rc;
}
static int
@@ -1215,7 +1219,7 @@ pmac_ide_pci_attach(struct pci_dev *pdev, const struct pci_device_id *id)
pmac_ide_hwif_t *pmif;
void __iomem *base;
unsigned long rbase, rlen;
- int i, rc;
+ int rc;
hw_regs_t hw;
np = pci_device_to_OF_node(pdev);
@@ -1223,30 +1227,32 @@ pmac_ide_pci_attach(struct pci_dev *pdev, const struct pci_device_id *id)
printk(KERN_ERR "ide-pmac: cannot find MacIO node for Kauai ATA interface\n");
return -ENODEV;
}
- i = 0;
- while (i < MAX_HWIFS && (ide_hwifs[i].io_ports[IDE_DATA_OFFSET] != 0
- || pmac_ide[i].node != NULL))
- ++i;
- if (i >= MAX_HWIFS) {
+
+ pmif = kzalloc(sizeof(*pmif), GFP_KERNEL);
+ if (pmif == NULL)
+ return -ENOMEM;
+
+ hwif = ide_find_port();
+ if (hwif == NULL) {
printk(KERN_ERR "ide-pmac: PCI interface attach with no slot\n");
printk(KERN_ERR " %s\n", np->full_name);
- return -ENODEV;
+ rc = -ENODEV;
+ goto out_free_pmif;
}
- pmif = &pmac_ide[i];
- hwif = &ide_hwifs[i];
-
if (pci_enable_device(pdev)) {
- printk(KERN_WARNING "ide%i: Can't enable PCI device for %s\n",
- i, np->full_name);
- return -ENXIO;
+ printk(KERN_WARNING "ide-pmac: Can't enable PCI device for "
+ "%s\n", np->full_name);
+ rc = -ENXIO;
+ goto out_free_pmif;
}
pci_set_master(pdev);
if (pci_request_regions(pdev, "Kauai ATA")) {
- printk(KERN_ERR "ide%d: Cannot obtain PCI resources for %s\n",
- i, np->full_name);
- return -ENXIO;
+ printk(KERN_ERR "ide-pmac: Cannot obtain PCI resources for "
+ "%s\n", np->full_name);
+ rc = -ENXIO;
+ goto out_free_pmif;
}
hwif->dev = &pdev->dev;
@@ -1276,11 +1282,15 @@ pmac_ide_pci_attach(struct pci_dev *pdev, const struct pci_device_id *id)
/* The inteface is released to the common IDE layer */
pci_set_drvdata(pdev, NULL);
iounmap(base);
- memset(pmif, 0, sizeof(*pmif));
pci_release_regions(pdev);
+ kfree(pmif);
}
return rc;
+
+out_free_pmif:
+ kfree(pmif);
+ return rc;
}
static int
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index f7ede0e4288..6302010fd8e 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -20,73 +20,6 @@
#include <asm/io.h>
#include <asm/irq.h>
-
-/**
- * ide_match_hwif - match a PCI IDE against an ide_hwif
- * @io_base: I/O base of device
- * @bootable: set if its bootable
- * @name: name of device
- *
- * Match a PCI IDE port against an entry in ide_hwifs[],
- * based on io_base port if possible. Return the matching hwif,
- * or a new hwif. If we find an error (clashing, out of devices, etc)
- * return NULL
- *
- * FIXME: we need to handle mmio matches here too
- */
-
-static ide_hwif_t *ide_match_hwif(unsigned long io_base, u8 bootable, const char *name)
-{
- int h;
- ide_hwif_t *hwif;
-
- /*
- * Look for a hwif with matching io_base default value.
- * If chipset is "ide_unknown", then claim that hwif slot.
- * Otherwise, some other chipset has already claimed it.. :(
- */
- for (h = 0; h < MAX_HWIFS; ++h) {
- hwif = &ide_hwifs[h];
- if (hwif->io_ports[IDE_DATA_OFFSET] == io_base) {
- if (hwif->chipset == ide_unknown)
- return hwif; /* match */
- printk(KERN_ERR "%s: port 0x%04lx already claimed by %s\n",
- name, io_base, hwif->name);
- return NULL; /* already claimed */
- }
- }
- /*
- * Okay, there is no hwif matching our io_base,
- * so we'll just claim an unassigned slot.
- * Give preference to claiming other slots before claiming ide0/ide1,
- * just in case there's another interface yet-to-be-scanned
- * which uses ports 1f0/170 (the ide0/ide1 defaults).
- *
- * Unless there is a bootable card that does not use the standard
- * ports 1f0/170 (the ide0/ide1 defaults). The (bootable) flag.
- */
- if (bootable) {
- for (h = 0; h < MAX_HWIFS; ++h) {
- hwif = &ide_hwifs[h];
- if (hwif->chipset == ide_unknown)
- return hwif; /* pick an unused entry */
- }
- } else {
- for (h = 2; h < MAX_HWIFS; ++h) {
- hwif = ide_hwifs + h;
- if (hwif->chipset == ide_unknown)
- return hwif; /* pick an unused entry */
- }
- }
- for (h = 0; h < 2 && h < MAX_HWIFS; ++h) {
- hwif = ide_hwifs + h;
- if (hwif->chipset == ide_unknown)
- return hwif; /* pick an unused entry */
- }
- printk(KERN_ERR "%s: too many IDE interfaces, no room in table\n", name);
- return NULL;
-}
-
/**
* ide_setup_pci_baseregs - place a PCI IDE controller native
* @dev: PCI device of interface to switch native
@@ -94,13 +27,13 @@ static ide_hwif_t *ide_match_hwif(unsigned long io_base, u8 bootable, const char
*
* We attempt to place the PCI interface into PCI native mode. If
* we succeed the BARs are ok and the controller is in PCI mode.
- * Returns 0 on success or an errno code.
+ * Returns 0 on success or an errno code.
*
* FIXME: if we program the interface and then fail to set the BARS
* we don't switch it back to legacy mode. Do we actually care ??
*/
-
-static int ide_setup_pci_baseregs (struct pci_dev *dev, const char *name)
+
+static int ide_setup_pci_baseregs(struct pci_dev *dev, const char *name)
{
u8 progif = 0;
@@ -207,7 +140,6 @@ void ide_setup_pci_noise(struct pci_dev *dev, const struct ide_port_info *d)
" PCI slot %s\n", d->name, dev->vendor, dev->device,
dev->revision, pci_name(dev));
}
-
EXPORT_SYMBOL_GPL(ide_setup_pci_noise);
@@ -220,7 +152,7 @@ EXPORT_SYMBOL_GPL(ide_setup_pci_noise);
* but if that fails then we only need IO space. The PCI code should
* have setup the proper resources for us already for controllers in
* legacy mode.
- *
+ *
* Returns zero on success or an error code
*/
@@ -279,8 +211,8 @@ static int ide_pci_configure(struct pci_dev *dev, const struct ide_port_info *d)
* Maybe the user deliberately *disabled* the device,
* but we'll eventually ignore it again if no drives respond.
*/
- if (ide_setup_pci_baseregs(dev, d->name) || pci_write_config_word(dev, PCI_COMMAND, pcicmd|PCI_COMMAND_IO))
- {
+ if (ide_setup_pci_baseregs(dev, d->name) ||
+ pci_write_config_word(dev, PCI_COMMAND, pcicmd | PCI_COMMAND_IO)) {
printk(KERN_INFO "%s: device disabled (BIOS)\n", d->name);
return -ENODEV;
}
@@ -301,26 +233,24 @@ static int ide_pci_configure(struct pci_dev *dev, const struct ide_port_info *d)
* @d: IDE port info
* @bar: BAR number
*
- * Checks if a BAR is configured and points to MMIO space. If so
- * print an error and return an error code. Otherwise return 0
+ * Checks if a BAR is configured and points to MMIO space. If so,
+ * return an error code. Otherwise return 0
*/
-static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info *d, int bar)
+static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info *d,
+ int bar)
{
ulong flags = pci_resource_flags(dev, bar);
-
+
/* Unconfigured ? */
if (!flags || pci_resource_len(dev, bar) == 0)
return 0;
- /* I/O space */
- if(flags & PCI_BASE_ADDRESS_IO_MASK)
+ /* I/O space */
+ if (flags & IORESOURCE_IO)
return 0;
-
+
/* Bad */
- printk(KERN_ERR "%s: IO baseregs (BIOS) are reported "
- "as MEM, report to "
- "<andre@linux-ide.org>.\n", d->name);
return -EINVAL;
}
@@ -344,14 +274,16 @@ static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev,
{
unsigned long ctl = 0, base = 0;
ide_hwif_t *hwif;
- u8 bootable = (d->host_flags & IDE_HFLAG_BOOTABLE) ? 1 : 0;
struct hw_regs_s hw;
if ((d->host_flags & IDE_HFLAG_ISA_PORTS) == 0) {
- /* Possibly we should fail if these checks report true */
- ide_pci_check_iomem(dev, d, 2*port);
- ide_pci_check_iomem(dev, d, 2*port+1);
-
+ if (ide_pci_check_iomem(dev, d, 2 * port) ||
+ ide_pci_check_iomem(dev, d, 2 * port + 1)) {
+ printk(KERN_ERR "%s: I/O baseregs (BIOS) are reported "
+ "as MEM for port %d!\n", d->name, port);
+ return NULL;
+ }
+
ctl = pci_resource_start(dev, 2*port+1);
base = pci_resource_start(dev, 2*port);
if ((ctl && !base) || (base && !ctl)) {
@@ -360,14 +292,18 @@ static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev,
return NULL;
}
}
- if (!ctl)
- {
+ if (!ctl) {
/* Use default values */
ctl = port ? 0x374 : 0x3f4;
base = port ? 0x170 : 0x1f0;
}
- if ((hwif = ide_match_hwif(base, bootable, d->name)) == NULL)
- return NULL; /* no room in ide_hwifs[] */
+
+ hwif = ide_find_port_slot(d);
+ if (hwif == NULL) {
+ printk(KERN_ERR "%s: too many IDE interfaces, no room in "
+ "table\n", d->name);
+ return NULL;
+ }
memset(&hw, 0, sizeof(hw));
hw.irq = irq;
@@ -407,9 +343,9 @@ void ide_hwif_setup_dma(ide_hwif_t *hwif, const struct ide_port_info *d)
unsigned long dma_base = ide_get_or_set_dma_base(d, hwif);
if (dma_base && !(pcicmd & PCI_COMMAND_MASTER)) {
/*
- * Set up BM-DMA capability
+ * Set up BM-DMA capability
* (PnP BIOS should have done this)
- */
+ */
pci_set_master(dev);
if (pci_read_config_word(dev, PCI_COMMAND, &pcicmd) || !(pcicmd & PCI_COMMAND_MASTER)) {
printk(KERN_ERR "%s: %s error updating PCICMD\n",
@@ -514,7 +450,6 @@ void ide_pci_setup_ports(struct pci_dev *dev, const struct ide_port_info *d, int
*(idx + port) = hwif->index;
}
}
-
EXPORT_SYMBOL_GPL(ide_pci_setup_ports);
/*
@@ -597,7 +532,6 @@ int ide_setup_pci_device(struct pci_dev *dev, const struct ide_port_info *d)
return ret;
}
-
EXPORT_SYMBOL_GPL(ide_setup_pci_device);
int ide_setup_pci_devices(struct pci_dev *dev1, struct pci_dev *dev2,
@@ -621,5 +555,4 @@ int ide_setup_pci_devices(struct pci_dev *dev1, struct pci_dev *dev2,
out:
return ret;
}
-
EXPORT_SYMBOL_GPL(ide_setup_pci_devices);