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path: root/drivers/ide/tx4938ide.c
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Diffstat (limited to 'drivers/ide/tx4938ide.c')
-rw-r--r--drivers/ide/tx4938ide.c103
1 files changed, 44 insertions, 59 deletions
diff --git a/drivers/ide/tx4938ide.c b/drivers/ide/tx4938ide.c
index d9095345f7ca..4cb79c4c2604 100644
--- a/drivers/ide/tx4938ide.c
+++ b/drivers/ide/tx4938ide.c
@@ -15,6 +15,8 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
+
+#include <asm/ide.h>
#include <asm/txx9/tx4938.h>
static void tx4938ide_tune_ebusc(unsigned int ebus_ch,
@@ -80,99 +82,82 @@ static void tx4938ide_outb(u8 value, unsigned long port)
__raw_writeb(value, (void __iomem *)port);
}
-static void tx4938ide_tf_load(ide_drive_t *drive, ide_task_t *task)
+static void tx4938ide_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 = &task->tf;
- u8 HIHI = task->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
+ struct ide_taskfile *tf = &cmd->tf;
+ u8 HIHI = cmd->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
- if (task->tf_flags & IDE_TFLAG_FLAGGED)
+ if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
HIHI = 0xFF;
- if (task->tf_flags & IDE_TFLAG_OUT_DATA) {
- u16 data = (tf->hob_data << 8) | tf->data;
-
- /* no endian swap */
- __raw_writew(data, (void __iomem *)io_ports->data_addr);
- }
-
- if (task->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
tx4938ide_outb(tf->hob_feature, io_ports->feature_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
tx4938ide_outb(tf->hob_nsect, io_ports->nsect_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
tx4938ide_outb(tf->hob_lbal, io_ports->lbal_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
tx4938ide_outb(tf->hob_lbam, io_ports->lbam_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
tx4938ide_outb(tf->hob_lbah, io_ports->lbah_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_FEATURE)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
tx4938ide_outb(tf->feature, io_ports->feature_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_NSECT)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
tx4938ide_outb(tf->nsect, io_ports->nsect_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_LBAL)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
tx4938ide_outb(tf->lbal, io_ports->lbal_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_LBAM)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
tx4938ide_outb(tf->lbam, io_ports->lbam_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_LBAH)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
tx4938ide_outb(tf->lbah, io_ports->lbah_addr);
- if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
+ if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
tx4938ide_outb((tf->device & HIHI) | drive->select,
io_ports->device_addr);
}
-static void tx4938ide_tf_read(ide_drive_t *drive, ide_task_t *task)
+static void tx4938ide_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 = &task->tf;
-
- if (task->tf_flags & IDE_TFLAG_IN_DATA) {
- u16 data;
-
- /* no endian swap */
- data = __raw_readw((void __iomem *)io_ports->data_addr);
- tf->data = data & 0xff;
- tf->hob_data = (data >> 8) & 0xff;
- }
+ struct ide_taskfile *tf = &cmd->tf;
/* be sure we're looking at the low order bits */
- tx4938ide_outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);
+ tx4938ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
- if (task->tf_flags & IDE_TFLAG_IN_FEATURE)
- tf->feature = tx4938ide_inb(io_ports->feature_addr);
- if (task->tf_flags & IDE_TFLAG_IN_NSECT)
+ if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
+ tf->error = tx4938ide_inb(io_ports->feature_addr);
+ if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
tf->nsect = tx4938ide_inb(io_ports->nsect_addr);
- if (task->tf_flags & IDE_TFLAG_IN_LBAL)
+ if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
tf->lbal = tx4938ide_inb(io_ports->lbal_addr);
- if (task->tf_flags & IDE_TFLAG_IN_LBAM)
+ if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
tf->lbam = tx4938ide_inb(io_ports->lbam_addr);
- if (task->tf_flags & IDE_TFLAG_IN_LBAH)
+ if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
tf->lbah = tx4938ide_inb(io_ports->lbah_addr);
- if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
+ if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
tf->device = tx4938ide_inb(io_ports->device_addr);
- if (task->tf_flags & IDE_TFLAG_LBA48) {
- tx4938ide_outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);
-
- if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
- tf->hob_feature =
- tx4938ide_inb(io_ports->feature_addr);
- if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
- tf->hob_nsect = tx4938ide_inb(io_ports->nsect_addr);
- if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
- tf->hob_lbal = tx4938ide_inb(io_ports->lbal_addr);
- if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
- tf->hob_lbam = tx4938ide_inb(io_ports->lbam_addr);
- if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
- tf->hob_lbah = tx4938ide_inb(io_ports->lbah_addr);
+ if (cmd->tf_flags & IDE_TFLAG_LBA48) {
+ tx4938ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
+
+ if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
+ tf->hob_error = tx4938ide_inb(io_ports->feature_addr);
+ if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
+ tf->hob_nsect = tx4938ide_inb(io_ports->nsect_addr);
+ if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
+ tf->hob_lbal = tx4938ide_inb(io_ports->lbal_addr);
+ if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
+ tf->hob_lbam = tx4938ide_inb(io_ports->lbam_addr);
+ if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
+ tf->hob_lbah = tx4938ide_inb(io_ports->lbah_addr);
}
}
-static void tx4938ide_input_data_swap(ide_drive_t *drive, struct request *rq,
+static void tx4938ide_input_data_swap(ide_drive_t *drive, struct ide_cmd *cmd,
void *buf, unsigned int len)
{
unsigned long port = drive->hwif->io_ports.data_addr;
@@ -184,7 +169,7 @@ static void tx4938ide_input_data_swap(ide_drive_t *drive, struct request *rq,
__ide_flush_dcache_range((unsigned long)buf, roundup(len, 2));
}
-static void tx4938ide_output_data_swap(ide_drive_t *drive, struct request *rq,
+static void tx4938ide_output_data_swap(ide_drive_t *drive, struct ide_cmd *cmd,
void *buf, unsigned int len)
{
unsigned long port = drive->hwif->io_ports.data_addr;
@@ -202,9 +187,9 @@ static const struct ide_tp_ops tx4938ide_tp_ops = {
.exec_command = ide_exec_command,
.read_status = ide_read_status,
.read_altstatus = ide_read_altstatus,
+ .write_devctl = ide_write_devctl,
- .set_irq = ide_set_irq,
-
+ .dev_select = ide_dev_select,
.tf_load = tx4938ide_tf_load,
.tf_read = tx4938ide_tf_read,
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-30 16:49:54 +0300