ide: add IDE_HFLAG_NO_{IO32_BIT,UNMASK_IRQS} host flags
* Use the same bit for IDE_HFLAG_CS5520 and IDE_HFLAG_VDMA host flags
(both are used only by cs5520 host driver currently).
* Add IDE_HFLAG_NO_IO32_BIT host flag and use it instead of ->no_io_32bit
ide_hwif_t field.
* Add IDE_HFLAG_NO_UNMASK_IRQS host flag, then convert dtc2278 and rz1000
host drivers to use it.
There should be no functionality changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/legacy/dtc2278.c b/drivers/ide/legacy/dtc2278.c
index 7cbf2f1..73396f7 100644
--- a/drivers/ide/legacy/dtc2278.c
+++ b/drivers/ide/legacy/dtc2278.c
@@ -89,7 +89,10 @@
static const struct ide_port_info dtc2278_port_info __initdata = {
.chipset = ide_dtc2278,
.host_flags = IDE_HFLAG_SERIALIZE |
+ IDE_HFLAG_NO_UNMASK_IRQS |
IDE_HFLAG_IO_32BIT |
+ /* disallow ->io_32bit changes */
+ IDE_HFLAG_NO_IO_32BIT |
IDE_HFLAG_NO_DMA |
IDE_HFLAG_NO_AUTOTUNE,
.pio_mask = ATA_PIO4,
@@ -125,14 +128,7 @@
#endif
local_irq_restore(flags);
- hwif->no_io_32bit = 1; /* disallow ->io_32bit changes */
hwif->set_pio_mode = &dtc2278_set_pio_mode;
- hwif->drives[0].no_unmask = 1;
- hwif->drives[1].no_unmask = 1;
-
- mate->no_io_32bit = 1;
- mate->drives[0].no_unmask = 1;
- mate->drives[1].no_unmask = 1;
ide_device_add(idx, &dtc2278_port_info);