diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_parport/ppc6lnx.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/ata/pata_parport/ppc6lnx.c b/drivers/ata/pata_parport/ppc6lnx.c index dd9f3040f9a7..7ea8e8a31aeb 100644 --- a/drivers/ata/pata_parport/ppc6lnx.c +++ b/drivers/ata/pata_parport/ppc6lnx.c @@ -74,8 +74,6 @@ struct ppc_storage { // 5 = EPP Word // 6 = EPP Dword u8 ppc_flags; - u8 org_data; // original LPT data port contents - u8 org_ctrl; // original LPT control port contents u8 cur_ctrl; // current control port contents }; @@ -127,17 +125,17 @@ static int ppc6_select(struct pi_adapter *pi) if (i & 1) outb(i, pi->port + 1); - ppc->org_data = inb(pi->port); + pi->saved_r0 = inb(pi->port); - ppc->org_ctrl = inb(pi->port + 2) & 0x5F; // readback ctrl + pi->saved_r2 = inb(pi->port + 2) & 0x5F; // readback ctrl - ppc->cur_ctrl = ppc->org_ctrl; + ppc->cur_ctrl = pi->saved_r2; ppc->cur_ctrl |= port_sel; outb(ppc->cur_ctrl, pi->port + 2); - if (ppc->org_data == 'b') + if (pi->saved_r0 == 'b') outb('x', pi->port); outb('b', pi->port); @@ -195,9 +193,9 @@ static int ppc6_select(struct pi_adapter *pi) } } - outb(ppc->org_ctrl, pi->port + 2); + outb(pi->saved_r2, pi->port + 2); - outb(ppc->org_data, pi->port); + outb(pi->saved_r0, pi->port); return(0); // FAIL } @@ -214,11 +212,11 @@ static void ppc6_deselect(struct pi_adapter *pi) outb(ppc->cur_ctrl, pi->port + 2); - outb(ppc->org_data, pi->port); + outb(pi->saved_r0, pi->port); - outb((ppc->org_ctrl | port_sel), pi->port + 2); + outb((pi->saved_r2 | port_sel), pi->port + 2); - outb(ppc->org_ctrl, pi->port + 2); + outb(pi->saved_r2, pi->port + 2); } //*************************************************************************** |