Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=91432f...
Commit: 91432f48094db32579776bd0a9d8432b16dc0a09
Parent: 0d07192297f664afdee36b330ab4fe52a8e38a6a
Author: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
AuthorDate: Sat Apr 26 22:25:23 2008 +0200
Committer: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
CommitDate: Sat Apr 26 22:25:23 2008 +0200
icside: use ->init_dma method
* Add 'const struct ide_port_info *d' argument to icside_dma_init().
* Make icside_dma_init() return an error value and add icside_dma_off_init()
(->init_dma implementation for case when DMA cannot be enabled).
* Convert the driver to use ->init_dma method.
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ide/arm/icside.c | 19 +++++++++++--------
1 files changed, 11 insertions(+), 8 deletions(-)
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c
index d7f4c53..9118587 100644
--- a/drivers/ide/arm/icside.c
+++ b/drivers/ide/arm/icside.c
@@ -384,7 +384,7 @@ static void icside_dma_lost_irq(ide_drive_t *drive)
printk(KERN_ERR "%s: IRQ lost\n", drive->name);
}
-static void icside_dma_init(ide_hwif_t *hwif)
+static int icside_dma_init(ide_hwif_t *hwif, const struct ide_port_info *d)
{
hwif->dmatable_cpu = NULL;
hwif->dmatable_dma = 0;
@@ -397,11 +397,16 @@ static void icside_dma_init(ide_hwif_t *hwif)
hwif->ide_dma_test_irq = icside_dma_test_irq;
hwif->dma_timeout = icside_dma_timeout;
hwif->dma_lost_irq = icside_dma_lost_irq;
+
+ return 0;
}
-#else
-#define icside_dma_init(hwif) (0)
#endif
+static int icside_dma_off_init(ide_hwif_t *hwif, const struct ide_port_info *d)
+{
+ return -EOPNOTSUPP;
+}
+
static ide_hwif_t *
icside_setup(void __iomem *base, struct cardinfo *info, struct expansion_card *ec)
{
@@ -468,9 +473,9 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec)
}
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,
.host_flags = IDE_HFLAG_SERIALIZE |
- IDE_HFLAG_NO_DMA | /* no SFF-style DMA */
IDE_HFLAG_NO_AUTOTUNE,
.mwdma_mask = ATA_MWDMA2,
.swdma_mask = ATA_SWDMA2,
@@ -543,11 +548,9 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec)
mate->select_data = sel | 1;
if (ec->dma != NO_DMA && !request_dma(ec->dma, hwif->name)) {
- icside_dma_init(hwif);
- icside_dma_init(mate);
+ d.init_dma = icside_dma_init;
d.port_ops = &icside_v6_dma_port_ops;
- } else
- d.mwdma_mask = d.swdma_mask = 0;
+ }
idx[0] = hwif->index;
idx[1] = mate->index;
--
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