ide: move common code out of tf_load() method
[pandora-kernel.git] / drivers / ide / ide-h8300.c
index ff8339e..c06ebdc 100644 (file)
        (r);                            \
 })
 
-static void mm_outw(u16 d, unsigned long a)
-{
-       __asm__("mov.b %w0,r2h\n\t"
-               "mov.b %x0,r2l\n\t"
-               "mov.w r2,@%1"
-               :
-               :"r"(d),"r"(a)
-               :"er2");
-}
-
-static u16 mm_inw(unsigned long a)
-{
-       register u16 r __asm__("er0");
-       __asm__("mov.w @%1,r2\n\t"
-               "mov.b r2l,%x0\n\t"
-               "mov.b r2h,%w0"
-               :"=r"(r)
-               :"r"(a)
-               :"er2");
-       return r;
-}
-
-static void h8300_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->ftf_flags & IDE_FTFLAG_OUT_DATA)
-               mm_outw((tf->hob_data << 8) | tf->data, io_ports->data_addr);
-
-       if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
-               outb(tf->hob_feature, io_ports->feature_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
-               outb(tf->hob_nsect, io_ports->nsect_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
-               outb(tf->hob_lbal, io_ports->lbal_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
-               outb(tf->hob_lbam, io_ports->lbam_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
-               outb(tf->hob_lbah, io_ports->lbah_addr);
-
-       if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
-               outb(tf->feature, io_ports->feature_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
-               outb(tf->nsect, io_ports->nsect_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
-               outb(tf->lbal, io_ports->lbal_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
-               outb(tf->lbam, io_ports->lbam_addr);
-       if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
-               outb(tf->lbah, io_ports->lbah_addr);
-
-       if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
-               outb((tf->device & HIHI) | drive->select,
-                    io_ports->device_addr);
-}
-
-static void h8300_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;
-
-       if (cmd->ftf_flags & IDE_FTFLAG_IN_DATA) {
-               u16 data = mm_inw(io_ports->data_addr);
-
-               tf->data = data & 0xff;
-               tf->hob_data = (data >> 8) & 0xff;
-       }
-
-       /* be sure we're looking at the low order bits */
-       outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);
-
-       if (cmd->tf_flags & IDE_TFLAG_IN_FEATURE)
-               tf->feature = inb(io_ports->feature_addr);
-       if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
-               tf->nsect  = inb(io_ports->nsect_addr);
-       if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
-               tf->lbal   = inb(io_ports->lbal_addr);
-       if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
-               tf->lbam   = inb(io_ports->lbam_addr);
-       if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
-               tf->lbah   = inb(io_ports->lbah_addr);
-       if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
-               tf->device = inb(io_ports->device_addr);
-
-       if (cmd->tf_flags & IDE_TFLAG_LBA48) {
-               outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);
-
-               if (cmd->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
-                       tf->hob_feature = inb(io_ports->feature_addr);
-               if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
-                       tf->hob_nsect   = inb(io_ports->nsect_addr);
-               if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
-                       tf->hob_lbal    = inb(io_ports->lbal_addr);
-               if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
-                       tf->hob_lbam    = inb(io_ports->lbam_addr);
-               if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
-                       tf->hob_lbah    = inb(io_ports->lbah_addr);
-       }
-}
-
 static void mm_outsw(unsigned long addr, void *buf, u32 len)
 {
        unsigned short *bp = (unsigned short *)buf;
@@ -159,11 +52,11 @@ static const struct ide_tp_ops h8300_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,
-
-       .tf_load                = h8300_tf_load,
-       .tf_read                = h8300_tf_read,
+       .dev_select             = ide_dev_select,
+       .tf_load                = ide_tf_load,
+       .tf_read                = ide_tf_read,
 
        .input_data             = h8300_input_data,
        .output_data            = h8300_output_data,