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path: root/drivers/ide/trm290.c
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Diffstat (limited to 'drivers/ide/trm290.c')
-rw-r--r--drivers/ide/trm290.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/ide/trm290.c b/drivers/ide/trm290.c
index 1c09e549c42..ed1496845a9 100644
--- a/drivers/ide/trm290.c
+++ b/drivers/ide/trm290.c
@@ -176,18 +176,12 @@ static void trm290_selectproc (ide_drive_t *drive)
trm290_prepare_drive(drive, !!(drive->dev_flags & IDE_DFLAG_USING_DMA));
}
-static void trm290_dma_exec_cmd(ide_drive_t *drive, u8 command)
-{
- ide_execute_command(drive, command, &ide_dma_intr, WAIT_CMD, NULL);
-}
-
-static int trm290_dma_setup(ide_drive_t *drive)
+static int trm290_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd)
{
ide_hwif_t *hwif = drive->hwif;
- struct request *rq = hwif->rq;
unsigned int count, rw;
- if (rq_data_dir(rq)) {
+ if (cmd->tf_flags & IDE_TFLAG_WRITE) {
#ifdef TRM290_NO_DMA_WRITES
/* always use PIO for writes */
trm290_prepare_drive(drive, 0); /* select PIO xfer */
@@ -197,7 +191,9 @@ static int trm290_dma_setup(ide_drive_t *drive)
} else
rw = 2;
- if (!(count = ide_build_dmatable(drive, rq))) {
+ count = ide_build_dmatable(drive, cmd);
+ if (count == 0) {
+ ide_map_sg(drive, cmd);
/* try PIO instead of DMA */
trm290_prepare_drive(drive, 0); /* select PIO xfer */
return 1;
@@ -314,7 +310,6 @@ static const struct ide_port_ops trm290_port_ops = {
static struct ide_dma_ops trm290_dma_ops = {
.dma_host_set = trm290_dma_host_set,
.dma_setup = trm290_dma_setup,
- .dma_exec_cmd = trm290_dma_exec_cmd,
.dma_start = trm290_dma_start,
.dma_end = trm290_dma_end,
.dma_test_irq = trm290_dma_test_irq,