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path: root/drivers/ide/tx4939ide.c
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Diffstat (limited to 'drivers/ide/tx4939ide.c')
-rw-r--r--drivers/ide/tx4939ide.c99
1 files changed, 6 insertions, 93 deletions
diff --git a/drivers/ide/tx4939ide.c b/drivers/ide/tx4939ide.c
index 2e27fcd4186..f9b68783d39 100644
--- a/drivers/ide/tx4939ide.c
+++ b/drivers/ide/tx4939ide.c
@@ -434,96 +434,17 @@ static void tx4939ide_tf_load_fixup(ide_drive_t *drive)
tx4939ide_writew(sysctl, base, TX4939IDE_Sys_Ctl);
}
-#ifdef __BIG_ENDIAN
-
-/* custom iops (independent from SWAP_IO_SPACE) */
-static u8 tx4939ide_inb(unsigned long port)
-{
- return __raw_readb((void __iomem *)port);
-}
-
-static void tx4939ide_outb(u8 value, unsigned long port)
-{
- __raw_writeb(value, (void __iomem *)port);
-}
-
static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
{
- ide_hwif_t *hwif = drive->hwif;
- struct ide_io_ports *io_ports = &hwif->io_ports;
- struct ide_taskfile *tf = &cmd->tf;
- u8 HIHI = cmd->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
-
- if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
- HIHI = 0xFF;
-
- if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
- tx4939ide_outb(tf->hob_feature, io_ports->feature_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
- tx4939ide_outb(tf->hob_nsect, io_ports->nsect_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
- tx4939ide_outb(tf->hob_lbal, io_ports->lbal_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
- tx4939ide_outb(tf->hob_lbam, io_ports->lbam_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
- tx4939ide_outb(tf->hob_lbah, io_ports->lbah_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
- tx4939ide_outb(tf->feature, io_ports->feature_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
- tx4939ide_outb(tf->nsect, io_ports->nsect_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
- tx4939ide_outb(tf->lbal, io_ports->lbal_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
- tx4939ide_outb(tf->lbam, io_ports->lbam_addr);
- if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
- tx4939ide_outb(tf->lbah, io_ports->lbah_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) {
- tx4939ide_outb((tf->device & HIHI) | drive->select,
- io_ports->device_addr);
+ ide_tf_load(drive, cmd);
+
+ if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
tx4939ide_tf_load_fixup(drive);
- }
}
-static void tx4939ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
-{
- ide_hwif_t *hwif = drive->hwif;
- struct ide_io_ports *io_ports = &hwif->io_ports;
- struct ide_taskfile *tf = &cmd->tf;
-
- /* be sure we're looking at the low order bits */
- tx4939ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
- tf->error = tx4939ide_inb(io_ports->feature_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
- tf->nsect = tx4939ide_inb(io_ports->nsect_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
- tf->lbal = tx4939ide_inb(io_ports->lbal_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
- tf->lbam = tx4939ide_inb(io_ports->lbam_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
- tf->lbah = tx4939ide_inb(io_ports->lbah_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
- tf->device = tx4939ide_inb(io_ports->device_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_LBA48) {
- tx4939ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
- tf->hob_error = tx4939ide_inb(io_ports->feature_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
- tf->hob_nsect = tx4939ide_inb(io_ports->nsect_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
- tf->hob_lbal = tx4939ide_inb(io_ports->lbal_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
- tf->hob_lbam = tx4939ide_inb(io_ports->lbam_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
- tf->hob_lbah = tx4939ide_inb(io_ports->lbah_addr);
- }
-}
+#ifdef __BIG_ENDIAN
+/* custom iops (independent from SWAP_IO_SPACE) */
static void tx4939ide_input_data_swap(ide_drive_t *drive, struct request *rq,
void *buf, unsigned int len)
{
@@ -558,7 +479,7 @@ static const struct ide_tp_ops tx4939ide_tp_ops = {
.dev_select = ide_dev_select,
.tf_load = tx4939ide_tf_load,
- .tf_read = tx4939ide_tf_read,
+ .tf_read = ide_tf_read,
.input_data = tx4939ide_input_data_swap,
.output_data = tx4939ide_output_data_swap,
@@ -566,14 +487,6 @@ static const struct ide_tp_ops tx4939ide_tp_ops = {
#else /* __LITTLE_ENDIAN */
-static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
-{
- ide_tf_load(drive, cmd);
-
- if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
- tx4939ide_tf_load_fixup(drive);
-}
-
static const struct ide_tp_ops tx4939ide_tp_ops = {
.exec_command = ide_exec_command,
.read_status = ide_read_status,