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-rw-r--r--drivers/ide/Kconfig17
-rw-r--r--drivers/ide/h8300/ide-h8300.c2
-rw-r--r--drivers/ide/ide-dma.c62
-rw-r--r--drivers/ide/ide-io.c34
-rw-r--r--drivers/ide/ide-iops.c4
-rw-r--r--drivers/ide/ide-lib.c125
-rw-r--r--drivers/ide/ide-probe.c25
-rw-r--r--drivers/ide/ide-proc.c22
-rw-r--r--drivers/ide/ide.c27
-rw-r--r--drivers/ide/legacy/ide-cs.c7
-rw-r--r--drivers/ide/pci/Makefile2
-rw-r--r--drivers/ide/pci/cs5530.c13
-rw-r--r--drivers/ide/pci/cy82c693.c5
-rw-r--r--drivers/ide/pci/generic.c11
-rw-r--r--drivers/ide/pci/it8172.c307
-rw-r--r--drivers/ide/pci/jmicron.c269
-rw-r--r--drivers/ide/pci/pdc202xx_old.c22
-rw-r--r--drivers/ide/pci/piix.c31
-rw-r--r--drivers/ide/pci/sc1200.c4
-rw-r--r--drivers/ide/pci/sgiioc4.c20
-rw-r--r--drivers/ide/pci/siimage.c1
-rw-r--r--drivers/ide/pci/via82cxxx.c5
-rw-r--r--drivers/ide/ppc/pmac.c2
-rw-r--r--drivers/ide/setup-pci.c20
24 files changed, 540 insertions, 497 deletions
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 69d627bd537a8c..0c68d0f0d8e513 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -56,7 +56,7 @@ if IDE
config IDE_MAX_HWIFS
int "Max IDE interfaces"
- depends on ALPHA || SUPERH || IA64
+ depends on ALPHA || SUPERH || IA64 || EMBEDDED
default 4
help
This is the maximum number of IDE hardware interfaces that will
@@ -594,6 +594,12 @@ config BLK_DEV_HPT366
ide-probe at boot. It is reported to support DVD II drives, by the
manufacturer.
+config BLK_DEV_JMICRON
+ tristate "JMicron JMB36x support"
+ help
+ Basic support for the JMicron ATA controllers. For full support
+ use the libata drivers.
+
config BLK_DEV_SC1200
tristate "National SCx200 chipset support"
help
@@ -608,15 +614,6 @@ config BLK_DEV_PIIX
the kernel to change PIO, DMA and UDMA speeds and to configure
the chip to optimum performance.
-config BLK_DEV_IT8172
- bool "IT8172 IDE support"
- depends on (MIPS_ITE8172 || MIPS_IVR)
- help
- Say Y here to support the on-board IDE controller on the Integrated
- Technology Express, Inc. ITE8172 SBC. Vendor page at
- <http://www.ite.com.tw/ia/brief_it8172bsp.htm>; picture of the
- board at <http://www.mvista.com/partners/semiconductor/ite.html>.
-
config BLK_DEV_IT821X
tristate "IT821X IDE support"
help
diff --git a/drivers/ide/h8300/ide-h8300.c b/drivers/ide/h8300/ide-h8300.c
index 15955996a1f34c..608ca871744b1a 100644
--- a/drivers/ide/h8300/ide-h8300.c
+++ b/drivers/ide/h8300/ide-h8300.c
@@ -1,5 +1,5 @@
/*
- * drivers/ide/ide-h8300.c
+ * drivers/ide/h8300/ide-h8300.c
* H8/300 generic IDE interface
*/
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index c3546fe9af63db..56efed6742d4d3 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -145,14 +145,12 @@ int ide_in_drive_list(struct hd_driveid *id, const struct drive_list_entry *driv
{
for ( ; drive_table->id_model ; drive_table++)
if ((!strcmp(drive_table->id_model, id->model)) &&
- ((strstr(drive_table->id_firmware, id->fw_rev)) ||
+ ((strstr(id->fw_rev, drive_table->id_firmware)) ||
(!strcmp(drive_table->id_firmware, "ALL"))))
return 1;
return 0;
}
-EXPORT_SYMBOL_GPL(ide_in_drive_list);
-
/**
* ide_dma_intr - IDE DMA interrupt handler
* @drive: the drive the interrupt is for
@@ -798,26 +796,23 @@ static int ide_release_dma_engine(ide_hwif_t *hwif)
static int ide_release_iomio_dma(ide_hwif_t *hwif)
{
- if ((hwif->dma_extra) && (hwif->channel == 0))
- release_region((hwif->dma_base + 16), hwif->dma_extra);
release_region(hwif->dma_base, 8);
- if (hwif->dma_base2)
- release_region(hwif->dma_base, 8);
+ if (hwif->extra_ports)
+ release_region(hwif->extra_base, hwif->extra_ports);
return 1;
}
/*
* Needed for allowing full modular support of ide-driver
*/
-int ide_release_dma (ide_hwif_t *hwif)
+int ide_release_dma(ide_hwif_t *hwif)
{
+ ide_release_dma_engine(hwif);
+
if (hwif->mmio == 2)
return 1;
- if (hwif->chipset == ide_etrax100)
- return 1;
-
- ide_release_dma_engine(hwif);
- return ide_release_iomio_dma(hwif);
+ else
+ return ide_release_iomio_dma(hwif);
}
static int ide_allocate_dma_engine(ide_hwif_t *hwif)
@@ -829,10 +824,9 @@ static int ide_allocate_dma_engine(ide_hwif_t *hwif)
if (hwif->dmatable_cpu)
return 0;
- printk(KERN_ERR "%s: -- Error, unable to allocate%s DMA table(s).\n",
- hwif->cds->name, !hwif->dmatable_cpu ? " CPU" : "");
+ printk(KERN_ERR "%s: -- Error, unable to allocate DMA table.\n",
+ hwif->cds->name);
- ide_release_dma_engine(hwif);
return 1;
}
@@ -840,9 +834,7 @@ static int ide_mapped_mmio_dma(ide_hwif_t *hwif, unsigned long base, unsigned in
{
printk(KERN_INFO " %s: MMIO-DMA ", hwif->name);
- hwif->dma_base = base;
- if (hwif->cds->extra && hwif->channel == 0)
- hwif->dma_extra = hwif->cds->extra;
+ hwif->dma_base = base;
if(hwif->mate)
hwif->dma_master = (hwif->channel) ? hwif->mate->dma_base : base;
@@ -854,29 +846,33 @@ static int ide_mapped_mmio_dma(ide_hwif_t *hwif, unsigned long base, unsigned in
static int ide_iomio_dma(ide_hwif_t *hwif, unsigned long base, unsigned int ports)
{
printk(KERN_INFO " %s: BM-DMA at 0x%04lx-0x%04lx",
- hwif->name, base, base + ports - 1);
+ hwif->name, base, base + ports - 1);
+
if (!request_region(base, ports, hwif->name)) {
printk(" -- Error, ports in use.\n");
return 1;
}
+
hwif->dma_base = base;
- if ((hwif->cds->extra) && (hwif->channel == 0)) {
- request_region(base+16, hwif->cds->extra, hwif->cds->name);
- hwif->dma_extra = hwif->cds->extra;
+
+ if (hwif->cds->extra) {
+ hwif->extra_base = base + (hwif->channel ? 8 : 16);
+
+ if (!hwif->mate || !hwif->mate->extra_ports) {
+ if (!request_region(hwif->extra_base,
+ hwif->cds->extra, hwif->cds->name)) {
+ printk(" -- Error, extra ports in use.\n");
+ release_region(base, ports);
+ return 1;
+ }
+ hwif->extra_ports = hwif->cds->extra;
+ }
}
-
+
if(hwif->mate)
- hwif->dma_master = (hwif->channel) ? hwif->mate->dma_base : base;
+ hwif->dma_master = (hwif->channel) ? hwif->mate->dma_base:base;
else
hwif->dma_master = base;
- if (hwif->dma_base2) {
- if (!request_region(hwif->dma_base2, ports, hwif->name))
- {
- printk(" -- Error, secondary ports in use.\n");
- release_region(base, ports);
- return 1;
- }
- }
return 0;
}
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 38479a29d3e10a..ba6039b55b41eb 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -59,8 +59,6 @@ static int __ide_end_request(ide_drive_t *drive, struct request *rq,
{
int ret = 1;
- BUG_ON(!blk_rq_started(rq));
-
/*
* if failfast is set on a request, override number of sectors and
* complete the whole request right now
@@ -82,7 +80,8 @@ static int __ide_end_request(ide_drive_t *drive, struct request *rq,
if (!end_that_request_first(rq, uptodate, nr_sectors)) {
add_disk_randomness(rq->rq_disk);
- blkdev_dequeue_request(rq);
+ if (!list_empty(&rq->queuelist))
+ blkdev_dequeue_request(rq);
HWGROUP(drive)->rq = NULL;
end_that_request_last(rq, uptodate);
ret = 0;
@@ -135,7 +134,8 @@ enum {
ide_pm_flush_cache = ide_pm_state_start_suspend,
idedisk_pm_standby,
- idedisk_pm_idle = ide_pm_state_start_resume,
+ idedisk_pm_restore_pio = ide_pm_state_start_resume,
+ idedisk_pm_idle,
ide_pm_restore_dma,
};
@@ -156,7 +156,10 @@ static void ide_complete_power_step(ide_drive_t *drive, struct request *rq, u8 s
case idedisk_pm_standby: /* Suspend step 2 (standby) complete */
pm->pm_step = ide_pm_state_completed;
break;
- case idedisk_pm_idle: /* Resume step 1 (idle) complete */
+ case idedisk_pm_restore_pio: /* Resume step 1 complete */
+ pm->pm_step = idedisk_pm_idle;
+ break;
+ case idedisk_pm_idle: /* Resume step 2 (idle) complete */
pm->pm_step = ide_pm_restore_dma;
break;
}
@@ -170,8 +173,11 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *
memset(args, 0, sizeof(*args));
if (drive->media != ide_disk) {
- /* skip idedisk_pm_idle for ATAPI devices */
- if (pm->pm_step == idedisk_pm_idle)
+ /*
+ * skip idedisk_pm_restore_pio and idedisk_pm_idle for ATAPI
+ * devices
+ */
+ if (pm->pm_step == idedisk_pm_restore_pio)
pm->pm_step = ide_pm_restore_dma;
}
@@ -198,13 +204,19 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *
args->handler = &task_no_data_intr;
return do_rw_taskfile(drive, args);
- case idedisk_pm_idle: /* Resume step 1 (idle) */
+ case idedisk_pm_restore_pio: /* Resume step 1 (restore PIO) */
+ if (drive->hwif->tuneproc != NULL)
+ drive->hwif->tuneproc(drive, 255);
+ ide_complete_power_step(drive, rq, 0, 0);
+ return ide_stopped;
+
+ case idedisk_pm_idle: /* Resume step 2 (idle) */
args->tfRegister[IDE_COMMAND_OFFSET] = WIN_IDLEIMMEDIATE;
args->command_type = IDE_DRIVE_TASK_NO_DATA;
args->handler = task_no_data_intr;
return do_rw_taskfile(drive, args);
- case ide_pm_restore_dma: /* Resume step 2 (restore DMA) */
+ case ide_pm_restore_dma: /* Resume step 3 (restore DMA) */
/*
* Right now, all we do is call hwif->ide_dma_check(drive),
* we could be smarter and check for current xfer_speed
@@ -1346,6 +1358,10 @@ static ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error)
* make sure request is sane
*/
rq = HWGROUP(drive)->rq;
+
+ if (!rq)
+ goto out;
+
HWGROUP(drive)->rq = NULL;
rq->errors = 0;
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 77703acaec1731..badde6331775a1 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -998,6 +998,7 @@ static ide_startstop_t atapi_reset_pollfunc (ide_drive_t *drive)
}
/* done polling */
hwgroup->polling = 0;
+ hwgroup->resetting = 0;
return ide_stopped;
}
@@ -1057,6 +1058,7 @@ static ide_startstop_t reset_pollfunc (ide_drive_t *drive)
}
}
hwgroup->polling = 0; /* done polling */
+ hwgroup->resetting = 0; /* done reset attempt */
return ide_stopped;
}
@@ -1143,6 +1145,7 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
/* For an ATAPI device, first try an ATAPI SRST. */
if (drive->media != ide_disk && !do_not_try_atapi) {
+ hwgroup->resetting = 1;
pre_reset(drive);
SELECT_DRIVE(drive);
udelay (20);
@@ -1168,6 +1171,7 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
return ide_stopped;
}
+ hwgroup->resetting = 1;
/*
* Note that we also set nIEN while resetting the device,
* to mask unwanted interrupts from the interface during the reset.
diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c
index 850ef63cc986ba..8237d89eec6e2c 100644
--- a/drivers/ide/ide-lib.c
+++ b/drivers/ide/ide-lib.c
@@ -71,75 +71,96 @@ EXPORT_SYMBOL(ide_xfer_verbose);
/**
* ide_dma_speed - compute DMA speed
* @drive: drive
- * @mode; intended mode
+ * @mode: modes available
*
* Checks the drive capabilities and returns the speed to use
- * for the transfer. Returns -1 if the requested mode is unknown
- * (eg PIO)
+ * for the DMA transfer. Returns 0 if the drive is incapable
+ * of DMA transfers.
*/
u8 ide_dma_speed(ide_drive_t *drive, u8 mode)
{
struct hd_driveid *id = drive->id;
ide_hwif_t *hwif = HWIF(drive);
+ u8 ultra_mask, mwdma_mask, swdma_mask;
u8 speed = 0;
if (drive->media != ide_disk && hwif->atapi_dma == 0)
return 0;
- switch(mode) {
- case 0x04:
- if ((id->dma_ultra & 0x0040) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_6; break; }
- case 0x03:
- if ((id->dma_ultra & 0x0020) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_5; break; }
- case 0x02:
- if ((id->dma_ultra & 0x0010) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_4; break; }
- if ((id->dma_ultra & 0x0008) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_3; break; }
- case 0x01:
- if ((id->dma_ultra & 0x0004) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_2; break; }
- if ((id->dma_ultra & 0x0002) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_1; break; }
- if ((id->dma_ultra & 0x0001) &&
- (id->dma_ultra & hwif->ultra_mask))
- { speed = XFER_UDMA_0; break; }
- case 0x00:
- if ((id->dma_mword & 0x0004) &&
- (id->dma_mword & hwif->mwdma_mask))
- { speed = XFER_MW_DMA_2; break; }
- if ((id->dma_mword & 0x0002) &&
- (id->dma_mword & hwif->mwdma_mask))
- { speed = XFER_MW_DMA_1; break; }
- if ((id->dma_mword & 0x0001) &&
- (id->dma_mword & hwif->mwdma_mask))
- { speed = XFER_MW_DMA_0; break; }
- if ((id->dma_1word & 0x0004) &&
- (id->dma_1word & hwif->swdma_mask))
- { speed = XFER_SW_DMA_2; break; }
- if ((id->dma_1word & 0x0002) &&
- (id->dma_1word & hwif->swdma_mask))
- { speed = XFER_SW_DMA_1; break; }
- if ((id->dma_1word & 0x0001) &&
- (id->dma_1word & hwif->swdma_mask))
- { speed = XFER_SW_DMA_0; break; }
- }
+ /* Capable of UltraDMA modes? */
+ ultra_mask = id->dma_ultra & hwif->ultra_mask;
+
+ if (!(id->field_valid & 4))
+ mode = 0; /* fallback to MW/SW DMA if no UltraDMA */
+
+ switch (mode) {
+ case 4:
+ if (ultra_mask & 0x40) {
+ speed = XFER_UDMA_6;
+ break;
+ }
+ case 3:
+ if (ultra_mask & 0x20) {
+ speed = XFER_UDMA_5;
+ break;
+ }
+ case 2:
+ if (ultra_mask & 0x10) {
+ speed = XFER_UDMA_4;
+ break;
+ }
+ if (ultra_mask & 0x08) {
+ speed = XFER_UDMA_3;
+ break;
+ }
+ case 1:
+ if (ultra_mask & 0x04) {
+ speed = XFER_UDMA_2;
+ break;
+ }
+ if (ultra_mask & 0x02) {
+ speed = XFER_UDMA_1;
+ break;
+ }
+ if (ultra_mask & 0x01) {
+ speed = XFER_UDMA_0;
+ break;
+ }
+ case 0:
+ mwdma_mask = id->dma_mword & hwif->mwdma_mask;
-// printk("%s: %s: mode 0x%02x, speed 0x%02x\n",
-// __FUNCTION__, drive->name, mode, speed);
+ if (mwdma_mask & 0x04) {
+ speed = XFER_MW_DMA_2;
+ break;
+ }
+ if (mwdma_mask & 0x02) {
+ speed = XFER_MW_DMA_1;
+ break;
+ }
+ if (mwdma_mask & 0x01) {
+ speed = XFER_MW_DMA_0;
+ break;
+ }
+
+ swdma_mask = id->dma_1word & hwif->swdma_mask;
+
+ if (swdma_mask & 0x04) {
+ speed = XFER_SW_DMA_2;
+ break;
+ }
+ if (swdma_mask & 0x02) {
+ speed = XFER_SW_DMA_1;
+ break;
+ }
+ if (swdma_mask & 0x01) {
+ speed = XFER_SW_DMA_0;
+ break;
+ }
+ }
return speed;
}
-
EXPORT_SYMBOL(ide_dma_speed);
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 9cadf0106c6c78..dad9c47ebb69bb 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -623,6 +623,8 @@ static void hwif_release_dev (struct device *dev)
static void hwif_register (ide_hwif_t *hwif)
{
+ int ret;
+
/* register with global device tree */
strlcpy(hwif->gendev.bus_id,hwif->name,BUS_ID_SIZE);
hwif->gendev.driver_data = hwif;
@@ -634,7 +636,10 @@ static void hwif_register (ide_hwif_t *hwif)
hwif->gendev.parent = NULL;
}
hwif->gendev.release = hwif_release_dev;
- device_register(&hwif->gendev);
+ ret = device_register(&hwif->gendev);
+ if (ret < 0)
+ printk(KERN_WARNING "IDE: %s: device_register error: %d\n",
+ __FUNCTION__, ret);
}
static int wait_hwif_ready(ide_hwif_t *hwif)
@@ -884,13 +889,19 @@ int probe_hwif_init_with_fixup(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif)
if (hwif->present) {
u16 unit = 0;
+ int ret;
+
for (unit = 0; unit < MAX_DRIVES; ++unit) {
ide_drive_t *drive = &hwif->drives[unit];
/* For now don't attach absent drives, we may
want them on default or a new "empty" class
for hotplug reprobing ? */
if (drive->present) {
- device_register(&drive->gendev);
+ ret = device_register(&drive->gendev);
+ if (ret < 0)
+ printk(KERN_WARNING "IDE: %s: "
+ "device_register error: %d\n",
+ __FUNCTION__, ret);
}
}
}
@@ -1409,8 +1420,14 @@ int ideprobe_init (void)
if (hwif->chipset == ide_unknown || hwif->chipset == ide_forced)
hwif->chipset = ide_generic;
for (unit = 0; unit < MAX_DRIVES; ++unit)
- if (hwif->drives[unit].present)
- device_register(&hwif->drives[unit].gendev);
+ if (hwif->drives[unit].present) {
+ int ret = device_register(
+ &hwif->drives[unit].gendev);
+ if (ret < 0)
+ printk(KERN_WARNING "IDE: %s: "
+ "device_register error: %d\n",
+ __FUNCTION__, ret);
+ }
}
}
return 0;
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 41b74b13a00c47..aa049dab3d95c1 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -326,15 +326,24 @@ static int ide_replace_subdriver(ide_drive_t *drive, const char *driver)
{
struct device *dev = &drive->gendev;
int ret = 1;
+ int err;
down_write(&dev->bus->subsys.rwsem);
device_release_driver(dev);
/* FIXME: device can still be in use by previous driver */
strlcpy(drive->driver_req, driver, sizeof(drive->driver_req));
- device_attach(dev);
+ err = device_attach(dev);
+ if (err < 0)
+ printk(KERN_WARNING "IDE: %s: device_attach error: %d\n",
+ __FUNCTION__, err);
drive->driver_req[0] = 0;
- if (dev->driver == NULL)
- device_attach(dev);
+ if (dev->driver == NULL) {
+ err = device_attach(dev);
+ if (err < 0)
+ printk(KERN_WARNING
+ "IDE: %s: device_attach(2) error: %d\n",
+ __FUNCTION__, err);
+ }
if (dev->driver && !strcmp(dev->driver->name, driver))
ret = 0;
up_write(&dev->bus->subsys.rwsem);
@@ -526,7 +535,12 @@ static int proc_print_driver(struct device_driver *drv, void *data)
static int ide_drivers_show(struct seq_file *s, void *p)
{
- bus_for_each_drv(&ide_bus_type, NULL, s, proc_print_driver);
+ int err;
+
+ err = bus_for_each_drv(&ide_bus_type, NULL, s, proc_print_driver);
+ if (err < 0)
+ printk(KERN_WARNING "IDE: %s: bus_for_each_drv error: %d\n",
+ __FUNCTION__, err);
return 0;
}
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 2b1a1389c31880..287a66201150a0 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -450,7 +450,7 @@ void ide_hwif_release_regions(ide_hwif_t *hwif)
* @hwif: hwif to update
* @tmp_hwif: template
*
- * Restore hwif to a previous state by copying most settngs
+ * Restore hwif to a previous state by copying most settings
* from the template.
*/
@@ -539,9 +539,10 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif)
hwif->dma_vendor3 = tmp_hwif->dma_vendor3;
hwif->dma_prdtable = tmp_hwif->dma_prdtable;
- hwif->dma_extra = tmp_hwif->dma_extra;
hwif->config_data = tmp_hwif->config_data;
hwif->select_data = tmp_hwif->select_data;
+ hwif->extra_base = tmp_hwif->extra_base;
+ hwif->extra_ports = tmp_hwif->extra_ports;
hwif->autodma = tmp_hwif->autodma;
hwif->udma_four = tmp_hwif->udma_four;
hwif->no_dsc = tmp_hwif->no_dsc;
@@ -550,7 +551,7 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif)
}
/**
- * ide_unregister - free an ide interface
+ * ide_unregister - free an IDE interface
* @index: index of interface (will change soon to a pointer)
*
* Perform the final unregister of an IDE interface. At the moment
@@ -563,8 +564,8 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif)
* deadlocking the IDE layer. The shutdown callback is called
* before we take the lock and free resources. It is up to the
* caller to be sure there is no pending I/O here, and that
- * the interfce will not be reopened (present/vanishing locking
- * isnt yet done btw). After we commit to the final kill we
+ * the interface will not be reopened (present/vanishing locking
+ * isn't yet done BTW). After we commit to the final kill we
* call the cleanup callback with the ide locks held.
*
* Unregister restores the hwif structures to the default state.
@@ -674,6 +675,9 @@ void ide_unregister(unsigned int index)
hwif->dma_status = 0;
hwif->dma_vendor3 = 0;
hwif->dma_prdtable = 0;
+
+ hwif->extra_base = 0;
+ hwif->extra_ports = 0;
}
/* copy original settings */
@@ -1360,6 +1364,11 @@ int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device
spin_lock_irqsave(&ide_lock, flags);
+ if (HWGROUP(drive)->resetting) {
+ spin_unlock_irqrestore(&ide_lock, flags);
+ return -EBUSY;
+ }
+
ide_abort(drive, "drive reset");
BUG_ON(HWGROUP(drive)->handler);
@@ -1993,10 +2002,16 @@ EXPORT_SYMBOL_GPL(ide_bus_type);
*/
static int __init ide_init(void)
{
+ int ret;
+
printk(KERN_INFO "Uniform Multi-Platform E-IDE driver " REVISION "\n");
system_bus_speed = ide_system_bus_speed();
- bus_register(&ide_bus_type);
+ ret = bus_register(&ide_bus_type);
+ if (ret < 0) {
+ printk(KERN_WARNING "IDE: bus_register error: %d\n", ret);
+ return ret;
+ }
init_ide_data();
diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c
index 602797a4420877..bef4759f70e505 100644
--- a/drivers/ide/legacy/ide-cs.c
+++ b/drivers/ide/legacy/ide-cs.c
@@ -120,7 +120,7 @@ static int ide_probe(struct pcmcia_device *link)
link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
link->io.IOAddrLines = 3;
- link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
link->irq.IRQInfo1 = IRQ_LEVEL_ID;
link->conf.Attributes = CONF_ENABLE_IRQ;
link->conf.IntType = INT_MEMORY_AND_IO;
@@ -398,12 +398,17 @@ static struct pcmcia_device_id ide_ids[] = {
PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
+ PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
+ PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
+ PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
+ PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
+ PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
diff --git a/drivers/ide/pci/Makefile b/drivers/ide/pci/Makefile
index f35d684edc250a..fef08960aa4ce2 100644
--- a/drivers/ide/pci/Makefile
+++ b/drivers/ide/pci/Makefile
@@ -12,8 +12,8 @@ obj-$(CONFIG_BLK_DEV_CY82C693) += cy82c693.o
obj-$(CONFIG_BLK_DEV_HPT34X) += hpt34x.o
obj-$(CONFIG_BLK_DEV_HPT366) += hpt366.o
#obj-$(CONFIG_BLK_DEV_HPT37X) += hpt37x.o
-obj-$(CONFIG_BLK_DEV_IT8172) += it8172.o
obj-$(CONFIG_BLK_DEV_IT821X) += it821x.o
+obj-$(CONFIG_BLK_DEV_JMICRON) += jmicron.o
obj-$(CONFIG_BLK_DEV_NS87415) += ns87415.o
obj-$(CONFIG_BLK_DEV_OPTI621) += opti621.o
obj-$(CONFIG_BLK_DEV_PDC202XX_OLD) += pdc202xx_old.o
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c
index 380bb28c7c54aa..ae405fa3223669 100644
--- a/drivers/ide/pci/cs5530.c
+++ b/drivers/ide/pci/cs5530.c
@@ -222,23 +222,23 @@ static unsigned int __devinit init_chipset_cs5530 (struct pci_dev *dev, const ch
unsigned long flags;
dev = NULL;
- while ((dev = pci_find_device(PCI_VENDOR_ID_CYRIX, PCI_ANY_ID, dev)) != NULL) {
+ while ((dev = pci_get_device(PCI_VENDOR_ID_CYRIX, PCI_ANY_ID, dev)) != NULL) {
switch (dev->device) {
case PCI_DEVICE_ID_CYRIX_PCI_MASTER:
- master_0 = dev;
+ master_0 = pci_dev_get(dev);
break;
case PCI_DEVICE_ID_CYRIX_5530_LEGACY:
- cs5530_0 = dev;
+ cs5530_0 = pci_dev_get(dev);
break;
}
}
if (!master_0) {
printk(KERN_ERR "%s: unable to locate PCI MASTER function\n", name);
- return 0;
+ goto out;
}
if (!cs5530_0) {
printk(KERN_ERR "%s: unable to locate CS5530 LEGACY function\n", name);
- return 0;
+ goto out;
}
spin_lock_irqsave(&ide_lock, flags);
@@ -296,6 +296,9 @@ static unsigned int __devinit init_chipset_cs5530 (struct pci_dev *dev, const ch
spin_unlock_irqrestore(&ide_lock, flags);
+out:
+ pci_dev_put(master_0);
+ pci_dev_put(cs5530_0);
return 0;
}
diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c
index 120929fbe7a37c..64330c459bd47e 100644
--- a/drivers/ide/pci/cy82c693.c
+++ b/drivers/ide/pci/cy82c693.c
@@ -281,7 +281,7 @@ static void cy82c693_tune_drive (ide_drive_t *drive, u8 pio)
/* select primary or secondary channel */
if (hwif->index > 0) { /* drive is on the secondary channel */
- dev = pci_find_slot(dev->bus->number, dev->devfn+1);
+ dev = pci_get_slot(dev->bus, dev->devfn+1);
if (!dev) {
printk(KERN_ERR "%s: tune_drive: "
"Cannot find secondary interface!\n",
@@ -500,8 +500,9 @@ static int __devinit cy82c693_init_one(struct pci_dev *dev, const struct pci_dev
Function 1 is primary IDE channel, function 2 - secondary. */
if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
PCI_FUNC(dev->devfn) == 1) {
- dev2 = pci_find_slot(dev->bus->number, dev->devfn + 1);
+ dev2 = pci_get_slot(dev->bus, dev->devfn + 1);
ret = ide_setup_pci_devices(dev, dev2, d);
+ /* We leak pci refs here but thats ok - we can't be unloaded */
}
return ret;
}
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c
index 78810ba982e9ef..0cb7b9b520ea19 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/pci/generic.c
@@ -41,15 +41,8 @@
static int ide_generic_all; /* Set to claim all devices */
-#ifndef MODULE
-static int __init ide_generic_all_on(char *unused)
-{
- ide_generic_all = 1;
- printk(KERN_INFO "IDE generic will claim all unknown PCI IDE storage controllers.\n");
- return 1;
-}
-__setup("all-generic-ide", ide_generic_all_on);
-#endif
+module_param_named(all_generic_ide, ide_generic_all, bool, 0444);
+MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE storage controllers.");
static void __devinit init_hwif_generic (ide_hwif_t *hwif)
{
diff --git a/drivers/ide/pci/it8172.c b/drivers/ide/pci/it8172.c
deleted file mode 100644
index 0fc89fafad656d..00000000000000
--- a/drivers/ide/pci/it8172.c
+++ /dev/null
@@ -1,307 +0,0 @@
-/*
- *
- * BRIEF MODULE DESCRIPTION
- * IT8172 IDE controller support
- *
- * Copyright 2000 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * stevel@mvista.com or source@mvista.com
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/ioport.h>
-#include <linux/pci.h>
-#include <linux/hdreg.h>
-#include <linux/ide.h>
-#include <linux/delay.h>
-#include <linux/init.h>
-
-#include <asm/io.h>
-#include <asm/it8172/it8172_int.h>
-
-/*
- * Prototypes
- */
-static u8 it8172_ratemask (ide_drive_t *drive)
-{
- return 1;
-}
-
-static void it8172_tune_drive (ide_drive_t *drive, u8 pio)
-{
- ide_hwif_t *hwif = HWIF(drive);
- struct pci_dev *dev = hwif->pci_dev;
- int is_slave = (&hwif->drives[1] == drive);
- unsigned long flags;
- u16 drive_enables;
- u32 drive_timing;
-
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
- spin_lock_irqsave(&ide_lock, flags);
- pci_read_config_word(dev, 0x40, &drive_enables);
- pci_read_config_dword(dev, 0x44, &drive_timing);
-
- /*
- * FIX! The DIOR/DIOW pulse width and recovery times in port 0x44
- * are being left at the default values of 8 PCI clocks (242 nsec
- * for a 33 MHz clock). These can be safely shortened at higher
- * PIO modes. The DIOR/DIOW pulse width and recovery times only
- * apply to PIO modes, not to the DMA modes.
- */
-
- /*
- * Enable port 0x44. The IT8172G spec is confused; it calls
- * this register the "Slave IDE Timing Register", but in fact,
- * it controls timing for both master and slave drives.
- */
- drive_enables |= 0x4000;
-
- if (is_slave) {
- drive_enables &= 0xc006;
- if (pio > 1)
- /* enable prefetch and IORDY sample-point */
- drive_enables |= 0x0060;
- } else {
- drive_enables &= 0xc060;
- if (pio > 1)
- /* enable prefetch and IORDY sample-point */
- drive_enables |= 0x0006;
- }
-
- pci_write_config_word(dev, 0x40, drive_enables);
- spin_unlock_irqrestore(&ide_lock, flags);
-}
-
-static u8 it8172_dma_2_pio (u8 xfer_rate)
-{
- switch(xfer_rate) {
- case XFER_UDMA_5:
- case XFER_UDMA_4:
- case XFER_UDMA_3:
- case XFER_UDMA_2:
- case XFER_UDMA_1:
- case XFER_UDMA_0:
- case XFER_MW_DMA_2:
- case XFER_PIO_4:
- return 4;
- case XFER_MW_DMA_1:
- case XFER_PIO_3:
- return 3;
- case XFER_SW_DMA_2:
- case XFER_PIO_2:
- return 2;
- case XFER_MW_DMA_0:
- case XFER_SW_DMA_1:
- case XFER_SW_DMA_0:
- case XFER_PIO_1:
- case XFER_PIO_0:
- case XFER_PIO_SLOW:
- default:
- return 0;
- }
-}
-
-static int it8172_tune_chipset (ide_drive_t *drive, u8 xferspeed)
-{
- ide_hwif_t *hwif = HWIF(drive);
- struct pci_dev *dev = hwif->pci_dev;
- u8 speed = ide_rate_filter(it8172_ratemask(drive), xferspeed);
- int a_speed = 3 << (drive->dn * 4);
- int u_flag = 1 << drive->dn;
- int u_speed = 0;
- u8 reg48, reg4a;
-
- pci_read_config_byte(dev, 0x48, &reg48);
- pci_read_config_byte(dev, 0x4a, &reg4a);
-
- /*
- * Setting the DMA cycle time to 2 or 3 PCI clocks (60 and 91 nsec
- * at 33 MHz PCI clock) seems to cause BadCRC errors during DMA
- * transfers on some drives, even though both numbers meet the minimum
- * ATAPI-4 spec of 73 and 54 nsec for UDMA 1 and 2 respectively.
- * So the faster times are just commented out here. The good news is
- * that the slower cycle time has very little affect on transfer
- * performance.
- */
-
- switch(speed) {
- case XFER_UDMA_4:
- case XFER_UDMA_2: //u_speed = 2 << (drive->dn * 4); break;
- case XFER_UDMA_5:
- case XFER_UDMA_3:
- case XFER_UDMA_1: //u_speed = 1 << (drive->dn * 4); break;
- case XFER_UDMA_0: u_speed = 0 << (drive->dn * 4); break;
- case XFER_MW_DMA_2:
- case XFER_MW_DMA_1:
- case XFER_MW_DMA_0:
- case XFER_SW_DMA_2: break;
- case XFER_PIO_4:
- case XFER_PIO_3:
- case XFER_PIO_2:
- case XFER_PIO_0: break;
- default: return -1;
- }
-
- if (speed >= XFER_UDMA_0) {
- pci_write_config_byte(dev, 0x48, reg48 | u_flag);
- reg4a &= ~a_speed;
- pci_write_config_byte(dev, 0x4a, reg4a | u_speed);
- } else {
- pci_write_config_byte(dev, 0x48, reg48 & ~u_flag);
- pci_write_config_byte(dev, 0x4a, reg4a & ~a_speed);
- }
-
- it8172_tune_drive(drive, it8172_dma_2_pio(speed));
- return (ide_config_drive_speed(drive, speed));
-}
-
-static int it8172_config_chipset_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, it8172_ratemask(drive));
-
- if (!(speed)) {
- u8 tspeed = ide_get_best_pio_mode(drive, 255, 4, NULL);
- speed = it8172_dma_2_pio(XFER_PIO_0 + tspeed);
- }
-
- (void) it8172_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
-static int it8172_config_drive_xfer_rate (ide_drive_t *drive)
-{
- ide_hwif_t *hwif = HWIF(drive);
- struct hd_driveid *id = drive->id;
-
- drive->init_speed = 0;
-
- if (id && (id->capability & 1) && drive->autodma) {
-
- if (ide_use_dma(drive)) {
- if (it8172_config_chipset_for_dma(drive))
- return hwif->ide_dma_on(drive);
- }
-
- goto fast_ata_pio;
-
- } else if ((id->capability & 8) || (id->field_valid & 2)) {
-fast_ata_pio:
- it8172_tune_drive(drive, 5);
- return hwif->ide_dma_off_quietly(drive);
- }
- /* IORDY not supported */
- return 0;
-}
-
-static unsigned int __devinit init_chipset_it8172 (struct pci_dev *dev, const char *name)
-{
- unsigned char progif;
-
- /*
- * Place both IDE interfaces into PCI "native" mode
- */
- pci_read_config_byte(dev, PCI_CLASS_PROG, &progif);
- pci_write_config_byte(dev, PCI_CLASS_PROG, progif | 0x05);
-
- return IT8172_IDE_IRQ;
-}
-
-
-static void __devinit init_hwif_it8172 (ide_hwif_t *hwif)
-{
- struct pci_dev* dev = hwif->pci_dev;
- unsigned long cmdBase, ctrlBase;
-
- hwif->autodma = 0;
- hwif->tuneproc = &it8172_tune_drive;
- hwif->speedproc = &it8172_tune_chipset;
-
- cmdBase = dev->resource[0].start;
- ctrlBase = dev->resource[1].start;
-
- ide_init_hwif_ports(&hwif->hw, cmdBase, ctrlBase | 2, NULL);
- memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports));
- hwif->noprobe = 0;
-
- if (!hwif->dma_base) {
- hwif->drives[0].autotune = 1;
- hwif->drives[1].autotune = 1;
- return;
- }
-
- hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x07;
- hwif->mwdma_mask = 0x06;
- hwif->swdma_mask = 0x04;
-
- hwif->ide_dma_check = &it8172_config_drive_xfer_rate;
- if (!noautodma)
- hwif->autodma = 1;
- hwif->drives[0].autodma = hwif->autodma;
- hwif->drives[1].autodma = hwif->autodma;
-}
-
-static ide_pci_device_t it8172_chipsets[] __devinitdata = {
- { /* 0 */
- .name = "IT8172G",
- .init_chipset = init_chipset_it8172,
- .init_hwif = init_hwif_it8172,
- .channels = 2,
- .autodma = AUTODMA,
- .enablebits = {{0x00,0x00,0x00}, {0x40,0x00,0x01}},
- .bootable = ON_BOARD,
- }
-};
-
-static int __devinit it8172_init_one(struct pci_dev *dev, const struct pci_device_id *id)
-{
- if ((!(PCI_FUNC(dev->devfn) & 1) ||
- (!((dev->class >> 8) == PCI_CLASS_STORAGE_IDE))))
- return -ENODEV; /* IT8172 is more than an IDE controller */
- return ide_setup_pci_device(dev, &it8172_chipsets[id->driver_data]);
-}
-
-static struct pci_device_id it8172_pci_tbl[] = {
- { PCI_VENDOR_ID_ITE, PCI_DEVICE_ID_ITE_IT8172G, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- { 0, },
-};
-MODULE_DEVICE_TABLE(pci, it8172_pci_tbl);
-
-static struct pci_driver driver = {
- .name = "IT8172_IDE",
- .id_table = it8172_pci_tbl,
- .probe = it8172_init_one,
-};
-
-static int it8172_ide_init(void)
-{
- return ide_pci_register_driver(&driver);
-}
-
-module_init(it8172_ide_init);
-
-MODULE_AUTHOR("SteveL@mvista.com");
-MODULE_DESCRIPTION("PCI driver module for ITE 8172 IDE");
-MODULE_LICENSE("GPL");
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
new file mode 100644
index 00000000000000..68c74bbf8b06a3
--- /dev/null
+++ b/drivers/ide/pci/jmicron.c
@@ -0,0 +1,269 @@
+
+/*
+ * Copyright (C) 2006 Red Hat <alan@redhat.com>
+ *
+ * May be copied or modified under the terms of the GNU General Public License
+ */
+
+#include <linux/config.h>
+#include <linux/types.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/hdreg.h>
+#include <linux/ide.h>
+#include <linux/init.h>
+
+#include <asm/io.h>
+
+typedef enum {
+ PORT_PATA0 = 0,
+ PORT_PATA1 = 1,
+ PORT_SATA = 2,
+} port_type;
+
+/**
+ * jmicron_ratemask - Compute available modes
+ * @drive: IDE drive
+ *
+ * Compute the available speeds for the devices on the interface. This
+ * is all modes to ATA133 clipped by drive cable setup.
+ */
+
+static u8 jmicron_ratemask(ide_drive_t *drive)
+{
+ u8 mode = 4;
+ if (!eighty_ninty_three(drive))
+ mode = min(mode, (u8)1);
+ return mode;
+}
+
+/**
+ * ata66_jmicron - Cable check
+ * @hwif: IDE port
+ *
+ * Return 1 if the cable is 80pin
+ */
+
+static int __devinit ata66_jmicron(ide_hwif_t *hwif)
+{
+ struct pci_dev *pdev = hwif->pci_dev;
+
+ u32 control;
+ u32 control5;
+
+ int port = hwif->channel;
+ port_type port_map[2];
+
+ pci_read_config_dword(pdev, 0x40, &control);
+
+ /* There are two basic mappings. One has the two SATA ports merged
+ as master/slave and the secondary as PATA, the other has only the
+ SATA port mapped */
+ if (control & (1 << 23)) {
+ port_map[0] = PORT_SATA;
+ port_map[1] = PORT_PATA0;
+ } else {
+ port_map[0] = PORT_SATA;
+ port_map[1] = PORT_SATA;
+ }
+
+ /* The 365/366 may have this bit set to map the second PATA port
+ as the internal primary channel */
+ pci_read_config_dword(pdev, 0x80, &control5);
+ if (control5 & (1<<24))
+ port_map[0] = PORT_PATA1;
+
+ /* The two ports may then be logically swapped by the firmware */
+ if (control & (1 << 22))
+ port = port ^ 1;
+
+ /*
+ * Now we know which physical port we are talking about we can
+ * actually do our cable checking etc. Thankfully we don't need
+ * to do the plumbing for other cases.
+ */
+ switch (port_map[port])
+ {
+ case PORT_PATA0:
+ if (control & (1 << 3)) /* 40/80 pin primary */
+ return 1;
+ return 0;
+ case PORT_PATA1:
+ if (control5 & (1 << 19)) /* 40/80 pin secondary */
+ return 0;
+ return 1;
+ case PORT_SATA:
+ return 1;
+ }
+}
+
+static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted)
+{
+ return;
+}
+
+/**
+ * config_jmicron_chipset_for_pio - set drive timings
+ * @drive: drive to tune
+ * @speed we want
+ *
+ */
+
+static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed)
+{
+ u8 speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL);
+ if (set_speed)
+ (void) ide_config_drive_speed(drive, speed);
+}
+
+/**
+ * jmicron_tune_chipset - set controller timings
+ * @drive: Drive to set up
+ * @xferspeed: speed we want to achieve
+ *
+ * As the JMicron snoops for timings all we actually need to do is
+ * make sure we don't set an invalid mode. We do need to honour
+ * the cable detect here.
+ */
+
+static int jmicron_tune_chipset (ide_drive_t *drive, byte xferspeed)
+{
+
+ u8 speed = ide_rate_filter(jmicron_ratemask(drive), xferspeed);
+
+ return ide_config_drive_speed(drive, speed);
+}
+
+/**
+ * config_chipset_for_dma - configure for DMA
+ * @drive: drive to configure
+ *
+ * As the JMicron snoops for timings all we actually need to do is
+ * make sure we don't set an invalid mode.
+ */
+
+static int config_chipset_for_dma (ide_drive_t *drive)
+{
+ u8 speed = ide_dma_speed(drive, jmicron_ratemask(drive));
+
+ config_jmicron_chipset_for_pio(drive, !speed);
+ jmicron_tune_chipset(drive, speed);
+ return ide_dma_enable(drive);
+}
+
+/**
+ * jmicron_configure_drive_for_dma - set up for DMA transfers
+ * @drive: drive we are going to set up
+ *
+ * As the JMicron snoops for timings all we actually need to do is
+ * make sure we don't set an invalid mode.
+ */
+
+static int jmicron_config_drive_for_dma (ide_drive_t *drive)
+{
+ ide_hwif_t *hwif = drive->hwif;
+
+ if (ide_use_dma(drive)) {
+ if (config_chipset_for_dma(drive))
+ return hwif->ide_dma_on(drive);
+ }
+ config_jmicron_chipset_for_pio(drive, 1);
+ return hwif->ide_dma_off_quietly(drive);
+}
+
+/**
+ * init_hwif_jmicron - set up hwif structs
+ * @hwif: interface to set up
+ *
+ * Minimal set up is required for the Jmicron hardware.
+ */
+
+static void __devinit init_hwif_jmicron(ide_hwif_t *hwif)
+{
+ hwif->speedproc = &jmicron_tune_chipset;
+ hwif->tuneproc = &jmicron_tuneproc;
+
+ hwif->drives[0].autotune = 1;
+ hwif->drives[1].autotune = 1;
+
+ if (!hwif->dma_base)
+ goto fallback;
+
+ hwif->atapi_dma = 1;
+ hwif->ultra_mask = 0x7f;
+ hwif->mwdma_mask = 0x07;
+
+ hwif->ide_dma_check = &jmicron_config_drive_for_dma;
+ if (!(hwif->udma_four))
+ hwif->udma_four = ata66_jmicron(hwif);
+
+ hwif->autodma = 1;
+ hwif->drives[0].autodma = hwif->autodma;
+ hwif->drives[1].autodma = hwif->autodma;
+ return;
+fallback:
+ hwif->autodma = 0;
+ return;
+}
+
+#define DECLARE_JMB_DEV(name_str) \
+ { \
+ .name = name_str, \
+ .init_hwif = init_hwif_jmicron, \
+ .channels = 2, \
+ .autodma = AUTODMA, \
+ .bootable = ON_BOARD, \
+ .enablebits = { {0x40, 1, 1}, {0x40, 0x10, 0x10} }, \
+ }
+
+static ide_pci_device_t jmicron_chipsets[] __devinitdata = {
+ /* 0 */ DECLARE_JMB_DEV("JMB361"),
+ /* 1 */ DECLARE_JMB_DEV("JMB363"),
+ /* 2 */ DECLARE_JMB_DEV("JMB365"),
+ /* 3 */ DECLARE_JMB_DEV("JMB366"),
+ /* 4 */ DECLARE_JMB_DEV("JMB368"),
+};
+
+/**
+ * jmicron_init_one - pci layer discovery entry
+ * @dev: PCI device
+ * @id: ident table entry
+ *
+ * Called by the PCI code when it finds a Jmicron controller.
+ * We then use the IDE PCI generic helper to do most of the work.
+ */
+
+static int __devinit jmicron_init_one(struct pci_dev *dev, const struct pci_device_id *id)
+{
+ ide_setup_pci_device(dev, &jmicron_chipsets[id->driver_data]);
+ return 0;
+}
+
+static struct pci_device_id jmicron_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361), 0},
+ { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363), 1},
+ { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365), 2},
+ { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366), 3},
+ { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368), 4},
+ { 0, },
+};
+
+MODULE_DEVICE_TABLE(pci, jmicron_pci_tbl);
+
+static struct pci_driver driver = {
+ .name = "JMicron IDE",
+ .id_table = jmicron_pci_tbl,
+ .probe = jmicron_init_one,
+};
+
+static int __init jmicron_ide_init(void)
+{
+ return ide_pci_register_driver(&driver);
+}
+
+module_init(jmicron_ide_init);
+
+MODULE_AUTHOR("Alan Cox");
+MODULE_DESCRIPTION("PCI driver module for the JMicron in legacy modes");
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index b46022a11bef82..184cdacddeb6b7 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -154,7 +154,8 @@ static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed)
u8 AP, BP, CP, DP;
u8 TA = 0, TB = 0, TC = 0;
- if ((drive->media != ide_disk) && (speed < XFER_SW_DMA_0))
+ if (drive->media != ide_disk &&
+ drive->media != ide_cdrom && speed < XFER_SW_DMA_0)
return -1;
pci_read_config_dword(dev, drive_pci, &drive_conf);
@@ -330,14 +331,12 @@ static int config_chipset_for_dma (ide_drive_t *drive)
chipset_is_set:
- if (drive->media == ide_disk) {
- pci_read_config_byte(dev, (drive_pci), &AP);
- if (id->capability & 4) /* IORDY_EN */
- pci_write_config_byte(dev, (drive_pci), AP|IORDY_EN);
- pci_read_config_byte(dev, (drive_pci), &AP);
- if (drive->media == ide_disk) /* PREFETCH_EN */
- pci_write_config_byte(dev, (drive_pci), AP|PREFETCH_EN);
- }
+ pci_read_config_byte(dev, (drive_pci), &AP);
+ if (id->capability & 4) /* IORDY_EN */
+ pci_write_config_byte(dev, (drive_pci), AP|IORDY_EN);
+ pci_read_config_byte(dev, (drive_pci), &AP);
+ if (drive->media == ide_disk) /* PREFETCH_EN */
+ pci_write_config_byte(dev, (drive_pci), AP|PREFETCH_EN);
speed = ide_dma_speed(drive, pdc202xx_ratemask(drive));
@@ -385,7 +384,7 @@ static void pdc202xx_old_ide_dma_start(ide_drive_t *drive)
{
if (drive->current_speed > XFER_UDMA_2)
pdc_old_enable_66MHz_clock(drive->hwif);
- if (drive->addressing == 1) {
+ if (drive->media != ide_disk || drive->addressing == 1) {
struct request *rq = HWGROUP(drive)->rq;
ide_hwif_t *hwif = HWIF(drive);
unsigned long high_16 = hwif->dma_master;
@@ -405,7 +404,7 @@ static void pdc202xx_old_ide_dma_start(ide_drive_t *drive)
static int pdc202xx_old_ide_dma_end(ide_drive_t *drive)
{
- if (drive->addressing == 1) {
+ if (drive->media != ide_disk || drive->addressing == 1) {
ide_hwif_t *hwif = HWIF(drive);
unsigned long high_16 = hwif->dma_master;
unsigned long atapi_reg = high_16 + (hwif->channel ? 0x24 : 0x20);
@@ -519,6 +518,7 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
hwif->ultra_mask = 0x3f;
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
+ hwif->atapi_dma = 1;
hwif->err_stops_fifo = 1;
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index eb5bab1890cd1d..cdc3aab9ebcbc4 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -222,13 +222,15 @@ static void piix_tune_drive (ide_drive_t *drive, u8 pio)
u16 master_data;
u8 slave_data;
static DEFINE_SPINLOCK(tune_lock);
+ int control = 0;
/* ISP RTC */
- u8 timings[][2] = { { 0, 0 },
- { 0, 0 },
- { 1, 0 },
- { 2, 1 },
- { 2, 3 }, };
+ static const u8 timings[][2]= {
+ { 0, 0 },
+ { 0, 0 },
+ { 1, 0 },
+ { 2, 1 },
+ { 2, 3 }, };
pio = ide_get_best_pio_mode(drive, pio, 5, NULL);
@@ -239,19 +241,30 @@ static void piix_tune_drive (ide_drive_t *drive, u8 pio)
*/
spin_lock_irqsave(&tune_lock, flags);
pci_read_config_word(dev, master_port, &master_data);
+
+ if (pio >= 2)
+ control |= 1; /* Programmable timing on */
+ if (drive->media == ide_disk)
+ control |= 4; /* Prefetch, post write */
+ if (pio >= 3)
+ control |= 2; /* IORDY */
if (is_slave) {
master_data = master_data | 0x4000;
- if (pio > 1)
+ if (pio > 1) {
/* enable PPE, IE and TIME */
- master_data = master_data | 0x0070;
+ master_data = master_data | (control << 4);
+ } else {
+ master_data &= ~0x0070;
+ }
pci_read_config_byte(dev, slave_port, &slave_data);
slave_data = slave_data & (hwif->channel ? 0x0f : 0xf0);
slave_data = slave_data | (((timings[pio][0] << 2) | timings[pio][1]) << (hwif->channel ? 4 : 0));
} else {
master_data = master_data & 0xccf8;
- if (pio > 1)
+ if (pio > 1) {
/* enable PPE, IE and TIME */
- master_data = master_data | 0x0007;
+ master_data = master_data | control;
+ }
master_data = master_data | (timings[pio][0] << 12) | (timings[pio][1] << 8);
}
pci_write_config_word(dev, master_port, master_data);
diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c
index fc2b5496b6d251..ff80937d94ddd3 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/pci/sc1200.c
@@ -323,6 +323,7 @@ static void sc1200_tuneproc (ide_drive_t *drive, byte pio) /* mode=255 means "au
}
}
+#ifdef CONFIG_PM
static ide_hwif_t *lookup_pci_dev (ide_hwif_t *prev, struct pci_dev *dev)
{
int h;
@@ -451,6 +452,7 @@ static int sc1200_resume (struct pci_dev *dev)
}
return 0;
}
+#endif
/*
* This gets invoked by the IDE driver once for each channel,
@@ -499,8 +501,10 @@ static struct pci_driver driver = {
.name = "SC1200_IDE",
.id_table = sc1200_pci_tbl,
.probe = sc1200_init_one,
+#ifdef CONFIG_PM
.suspend = sc1200_suspend,
.resume = sc1200_resume,
+#endif
};
static int sc1200_ide_init(void)
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index d8a0d87df734bb..f3fe287fbd89ba 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -220,7 +220,7 @@ sgiioc4_ide_dma_end(ide_drive_t * drive)
ide_hwif_t *hwif = HWIF(drive);
u64 dma_base = hwif->dma_base;
int dma_stat = 0;
- unsigned long *ending_dma = (unsigned long *) hwif->dma_base2;
+ unsigned long *ending_dma = ide_get_hwifdata(hwif);
hwif->OUTL(IOC4_S_DMA_STOP, dma_base + IOC4_DMA_CTRL * 4);
@@ -369,6 +369,7 @@ ide_dma_sgiioc4(ide_hwif_t * hwif, unsigned long dma_base)
{
void __iomem *virt_dma_base;
int num_ports = sizeof (ioc4_dma_regs_t);
+ void *pad;
printk(KERN_INFO "%s: BM-DMA at 0x%04lx-0x%04lx\n", hwif->name,
dma_base, dma_base + num_ports - 1);
@@ -400,17 +401,14 @@ ide_dma_sgiioc4(ide_hwif_t * hwif, unsigned long dma_base)
hwif->sg_max_nents = IOC4_PRD_ENTRIES;
- hwif->dma_base2 = (unsigned long)
- pci_alloc_consistent(hwif->pci_dev,
- IOC4_IDE_CACHELINE_SIZE,
- (dma_addr_t *) &(hwif->dma_status));
+ pad = pci_alloc_consistent(hwif->pci_dev, IOC4_IDE_CACHELINE_SIZE,
+ (dma_addr_t *) &(hwif->dma_status));
- if (!hwif->dma_base2)
- goto dma_base2alloc_failure;
-
- return;
+ if (pad) {
+ ide_set_hwifdata(hwif, pad);
+ return;
+ }
-dma_base2alloc_failure:
pci_free_consistent(hwif->pci_dev,
IOC4_PRD_ENTRIES * IOC4_PRD_BYTES,
hwif->dmatable_cpu, hwif->dmatable_dma);
@@ -476,7 +474,7 @@ sgiioc4_configure_for_dma(int dma_direction, ide_drive_t * drive)
hwif->OUTL(dma_addr, dma_base + IOC4_DMA_PTR_L * 4);
/* Address of the Ending DMA */
- memset((unsigned int *) hwif->dma_base2, 0, IOC4_IDE_CACHELINE_SIZE);
+ memset(ide_get_hwifdata(hwif), 0, IOC4_IDE_CACHELINE_SIZE);
ending_dma_addr = cpu_to_le32(hwif->dma_status);
hwif->OUTL(ending_dma_addr, dma_base + IOC4_DMA_END_ADDR * 4);
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 20b392948f366a..697f566fb90ae0 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -898,7 +898,6 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif)
base = (unsigned long) addr;
hwif->dma_base = base + (ch ? 0x08 : 0x00);
- hwif->dma_base2 = base + (ch ? 0x18 : 0x10);
hwif->mmio = 2;
}
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index 9b7589e8e93e52..2af634d7acf4a8 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -248,7 +248,7 @@ static struct via_isa_bridge *via_config_find(struct pci_dev **isa)
u8 t;
for (via_config = via_isa_bridges; via_config->id; via_config++)
- if ((*isa = pci_find_device(PCI_VENDOR_ID_VIA +
+ if ((*isa = pci_get_device(PCI_VENDOR_ID_VIA +
!!(via_config->flags & VIA_BAD_ID),
via_config->id, NULL))) {
@@ -256,6 +256,7 @@ static struct via_isa_bridge *via_config_find(struct pci_dev **isa)
if (t >= via_config->rev_min &&
t <= via_config->rev_max)
break;
+ pci_dev_put(*isa);
}
return via_config;
@@ -283,6 +284,7 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const
via_config = via_config_find(&isa);
if (!via_config->id) {
printk(KERN_WARNING "VP_IDE: Unknown VIA SouthBridge, disabling DMA.\n");
+ pci_dev_put(isa);
return -ENODEV;
}
@@ -361,6 +363,7 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const
via_dma[via_config->flags & VIA_UDMA],
pci_name(dev));
+ pci_dev_put(isa);
return 0;
}
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index 31ad79f52df723..91c5344a945d53 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/ide-pmac.c
+ * linux/drivers/ide/ppc/pmac.c
*
* Support for IDE interfaces on PowerMacs.
* These IDE interfaces are memory-mapped and have a DBDMA channel
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index eb0945284accec..0719b6484824cd 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -101,7 +101,7 @@ static ide_hwif_t *ide_match_hwif(unsigned long io_base, u8 bootable, const char
return hwif; /* pick an unused entry */
}
}
- for (h = 0; h < 2; ++h) {
+ for (h = 0; h < 2 && h < MAX_HWIFS; ++h) {
hwif = ide_hwifs + h;
if (hwif->chipset == ide_unknown)
return hwif; /* pick an unused entry */
@@ -795,24 +795,6 @@ int __ide_pci_register_driver(struct pci_driver *driver, struct module *module)
EXPORT_SYMBOL_GPL(__ide_pci_register_driver);
/**
- * ide_unregister_pci_driver - unregister an IDE driver
- * @driver: driver to remove
- *
- * Unregister a currently installed IDE driver. Returns are the same
- * as for pci_unregister_driver
- */
-
-void ide_pci_unregister_driver(struct pci_driver *driver)
-{
- if(!pre_init)
- pci_unregister_driver(driver);
- else
- list_del(&driver->node);
-}
-
-EXPORT_SYMBOL_GPL(ide_pci_unregister_driver);
-
-/**
* ide_scan_pcidev - find an IDE driver for a device
* @dev: PCI device to check
*
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-23 16:36:19 +0000