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path: root/drivers/ide/icside.c
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Diffstat (limited to 'drivers/ide/icside.c')
-rw-r--r--drivers/ide/icside.c24
1 files changed, 9 insertions, 15 deletions
diff --git a/drivers/ide/icside.c b/drivers/ide/icside.c
index 415d7e24f2b6..51ce404fe532 100644
--- a/drivers/ide/icside.c
+++ b/drivers/ide/icside.c
@@ -307,15 +307,14 @@ static void icside_dma_start(ide_drive_t *drive)
enable_dma(ec->dma);
}
-static int icside_dma_setup(ide_drive_t *drive)
+static int icside_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd)
{
ide_hwif_t *hwif = drive->hwif;
struct expansion_card *ec = ECARD_DEV(hwif->dev);
struct icside_state *state = ecard_get_drvdata(ec);
- struct request *rq = hwif->rq;
unsigned int dma_mode;
- if (rq_data_dir(rq))
+ if (cmd->tf_flags & IDE_TFLAG_WRITE)
dma_mode = DMA_MODE_WRITE;
else
dma_mode = DMA_MODE_READ;
@@ -325,8 +324,6 @@ static int icside_dma_setup(ide_drive_t *drive)
*/
BUG_ON(dma_channel_active(ec->dma));
- hwif->sg_nents = ide_build_sglist(drive, rq);
-
/*
* Ensure that we have the right interrupt routed.
*/
@@ -346,7 +343,7 @@ static int icside_dma_setup(ide_drive_t *drive)
* Tell the DMA engine about the SG table and
* data direction.
*/
- set_dma_sg(ec->dma, hwif->sg_table, hwif->sg_nents);
+ set_dma_sg(ec->dma, hwif->sg_table, cmd->sg_nents);
set_dma_mode(ec->dma, dma_mode);
drive->waiting_for_dma = 1;
@@ -354,12 +351,6 @@ static int icside_dma_setup(ide_drive_t *drive)
return 0;
}
-static void icside_dma_exec_cmd(ide_drive_t *drive, u8 cmd)
-{
- /* issue cmd to drive */
- ide_execute_command(drive, cmd, ide_dma_intr, 2 * WAIT_CMD, NULL);
-}
-
static int icside_dma_test_irq(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
@@ -383,7 +374,6 @@ static int icside_dma_init(ide_hwif_t *hwif, const struct ide_port_info *d)
static const struct ide_dma_ops icside_v6_dma_ops = {
.dma_host_set = icside_dma_host_set,
.dma_setup = icside_dma_setup,
- .dma_exec_cmd = icside_dma_exec_cmd,
.dma_start = icside_dma_start,
.dma_end = icside_dma_end,
.dma_test_irq = icside_dma_test_irq,
@@ -419,6 +409,10 @@ static void icside_setup_ports(hw_regs_t *hw, void __iomem *base,
hw->chipset = ide_acorn;
}
+static const struct ide_port_info icside_v5_port_info = {
+ .host_flags = IDE_HFLAG_NO_DMA,
+};
+
static int __devinit
icside_register_v5(struct icside_state *state, struct expansion_card *ec)
{
@@ -445,7 +439,7 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec)
icside_setup_ports(&hw, base, &icside_cardinfo_v5, ec);
- host = ide_host_alloc(NULL, hws);
+ host = ide_host_alloc(&icside_v5_port_info, hws);
if (host == NULL)
return -ENODEV;
@@ -453,7 +447,7 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec)
ecard_set_drvdata(ec, state);
- ret = ide_host_register(host, NULL, hws);
+ ret = ide_host_register(host, &icside_v5_port_info, hws);
if (ret)
goto err_free;