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Diffstat (limited to 'drivers/ide')
-rw-r--r--drivers/ide/cmd640.c2
-rw-r--r--drivers/ide/icside.c64
-rw-r--r--drivers/ide/ide-cs.c23
-rw-r--r--drivers/ide/pdc202xx_old.c4
-rw-r--r--drivers/ide/scc_pata.c12
5 files changed, 79 insertions, 26 deletions
diff --git a/drivers/ide/cmd640.c b/drivers/ide/cmd640.c
index c7d46a3d347..d2b8b272bc2 100644
--- a/drivers/ide/cmd640.c
+++ b/drivers/ide/cmd640.c
@@ -606,7 +606,7 @@ static void cmd640_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
}
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
-static void cmd640_init_dev(ide_drive_t *drive)
+static void __init cmd640_init_dev(ide_drive_t *drive)
{
unsigned int i = drive->hwif->channel * 2 + (drive->dn & 1);
diff --git a/drivers/ide/icside.c b/drivers/ide/icside.c
index 26b6c0a1f77..4a697a238e2 100644
--- a/drivers/ide/icside.c
+++ b/drivers/ide/icside.c
@@ -65,6 +65,8 @@ static struct cardinfo icside_cardinfo_v6_2 = {
};
struct icside_state {
+ unsigned int channel;
+ unsigned int enabled;
void __iomem *irq_port;
void __iomem *ioc_base;
unsigned int sel;
@@ -114,11 +116,18 @@ static void icside_irqenable_arcin_v6 (struct expansion_card *ec, int irqnr)
struct icside_state *state = ec->irq_data;
void __iomem *base = state->irq_port;
- writeb(0, base + ICS_ARCIN_V6_INTROFFSET_1);
- readb(base + ICS_ARCIN_V6_INTROFFSET_2);
+ state->enabled = 1;
- writeb(0, base + ICS_ARCIN_V6_INTROFFSET_2);
- readb(base + ICS_ARCIN_V6_INTROFFSET_1);
+ switch (state->channel) {
+ case 0:
+ writeb(0, base + ICS_ARCIN_V6_INTROFFSET_1);
+ readb(base + ICS_ARCIN_V6_INTROFFSET_2);
+ break;
+ case 1:
+ writeb(0, base + ICS_ARCIN_V6_INTROFFSET_2);
+ readb(base + ICS_ARCIN_V6_INTROFFSET_1);
+ break;
+ }
}
/* Prototype: icside_irqdisable_arcin_v6 (struct expansion_card *ec, int irqnr)
@@ -128,6 +137,8 @@ static void icside_irqdisable_arcin_v6 (struct expansion_card *ec, int irqnr)
{
struct icside_state *state = ec->irq_data;
+ state->enabled = 0;
+
readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
}
@@ -149,6 +160,44 @@ static const expansioncard_ops_t icside_ops_arcin_v6 = {
.irqpending = icside_irqpending_arcin_v6,
};
+/*
+ * Handle routing of interrupts. This is called before
+ * we write the command to the drive.
+ */
+static void icside_maskproc(ide_drive_t *drive, int mask)
+{
+ ide_hwif_t *hwif = drive->hwif;
+ struct expansion_card *ec = ECARD_DEV(hwif->dev);
+ struct icside_state *state = ecard_get_drvdata(ec);
+ unsigned long flags;
+
+ local_irq_save(flags);
+
+ state->channel = hwif->channel;
+
+ if (state->enabled && !mask) {
+ switch (hwif->channel) {
+ case 0:
+ writeb(0, state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
+ readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
+ break;
+ case 1:
+ writeb(0, state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
+ readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
+ break;
+ }
+ } else {
+ readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
+ readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
+ }
+
+ local_irq_restore(flags);
+}
+
+static const struct ide_port_ops icside_v6_no_dma_port_ops = {
+ .maskproc = icside_maskproc,
+};
+
#ifdef CONFIG_BLK_DEV_IDEDMA_ICS
/*
* SG-DMA support.
@@ -229,6 +278,7 @@ static void icside_set_dma_mode(ide_hwif_t *hwif, ide_drive_t *drive)
static const struct ide_port_ops icside_v6_port_ops = {
.set_dma_mode = icside_set_dma_mode,
+ .maskproc = icside_maskproc,
};
static void icside_dma_host_set(ide_drive_t *drive, int on)
@@ -273,6 +323,11 @@ static int icside_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd)
BUG_ON(dma_channel_active(ec->dma));
/*
+ * Ensure that we have the right interrupt routed.
+ */
+ icside_maskproc(drive, 0);
+
+ /*
* Route the DMA signals to the correct interface.
*/
writeb(state->sel | hwif->channel, state->ioc_base);
@@ -400,6 +455,7 @@ err_free:
static const struct ide_port_info icside_v6_port_info __initdata = {
.init_dma = icside_dma_off_init,
+ .port_ops = &icside_v6_no_dma_port_ops,
.dma_ops = &icside_v6_dma_ops,
.host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_MMIO,
.mwdma_mask = ATA_MWDMA2,
diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c
index dd6396384c2..ab87e4f7cec 100644
--- a/drivers/ide/ide-cs.c
+++ b/drivers/ide/ide-cs.c
@@ -121,19 +121,11 @@ static int ide_probe(struct pcmcia_device *link)
static void ide_detach(struct pcmcia_device *link)
{
ide_info_t *info = link->priv;
- ide_hwif_t *hwif = info->host->ports[0];
- unsigned long data_addr, ctl_addr;
dev_dbg(&link->dev, "ide_detach(0x%p)\n", link);
- data_addr = hwif->io_ports.data_addr;
- ctl_addr = hwif->io_ports.ctl_addr;
-
ide_release(link);
- release_region(ctl_addr, 1);
- release_region(data_addr, 8);
-
kfree(info);
} /* ide_detach */
@@ -354,12 +346,19 @@ static void ide_release(struct pcmcia_device *link)
dev_dbg(&link->dev, "ide_release(0x%p)\n", link);
- if (info->ndev)
- /* FIXME: if this fails we need to queue the cleanup somehow
- -- need to investigate the required PCMCIA magic */
+ if (info->ndev) {
+ ide_hwif_t *hwif = host->ports[0];
+ unsigned long data_addr, ctl_addr;
+
+ data_addr = hwif->io_ports.data_addr;
+ ctl_addr = hwif->io_ports.ctl_addr;
+
ide_host_remove(host);
+ info->ndev = 0;
- info->ndev = 0;
+ release_region(ctl_addr, 1);
+ release_region(data_addr, 8);
+ }
pcmcia_disable_device(link);
} /* ide_release */
diff --git a/drivers/ide/pdc202xx_old.c b/drivers/ide/pdc202xx_old.c
index 07cd37516ba..c5f3841af36 100644
--- a/drivers/ide/pdc202xx_old.c
+++ b/drivers/ide/pdc202xx_old.c
@@ -93,13 +93,13 @@ static int pdc202xx_test_irq(ide_hwif_t *hwif)
* bit 7: error, bit 6: interrupting,
* bit 5: FIFO full, bit 4: FIFO empty
*/
- return ((sc1d & 0x50) == 0x40) ? 1 : 0;
+ return ((sc1d & 0x50) == 0x50) ? 1 : 0;
} else {
/*
* bit 3: error, bit 2: interrupting,
* bit 1: FIFO full, bit 0: FIFO empty
*/
- return ((sc1d & 0x05) == 0x04) ? 1 : 0;
+ return ((sc1d & 0x05) == 0x05) ? 1 : 0;
}
}
diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c
index e9d4b441d1c..b7f5b0c4310 100644
--- a/drivers/ide/scc_pata.c
+++ b/drivers/ide/scc_pata.c
@@ -872,20 +872,18 @@ static struct pci_driver scc_pci_driver = {
.remove = __devexit_p(scc_remove),
};
-static int scc_ide_init(void)
+static int __init scc_ide_init(void)
{
return ide_pci_register_driver(&scc_pci_driver);
}
-module_init(scc_ide_init);
-/* -- No exit code?
-static void scc_ide_exit(void)
+static void __exit scc_ide_exit(void)
{
- ide_pci_unregister_driver(&scc_pci_driver);
+ pci_unregister_driver(&scc_pci_driver);
}
-module_exit(scc_ide_exit);
- */
+module_init(scc_ide_init);
+module_exit(scc_ide_exit);
MODULE_DESCRIPTION("PCI driver module for Toshiba SCC IDE");
MODULE_LICENSE("GPL");
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-23 11:05:16 +0000